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xqemu/hw/xbox/nv2a/nv2a_pgraph.c
Jannik Vogel e42fb24752 nv2a: Add support for PGRAPH RDI select 0x17
2019-09-16 12:15:25 -07:00

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/*
* QEMU Geforce NV2A implementation
*
* Copyright (c) 2012 espes
* Copyright (c) 2015 Jannik Vogel
* Copyright (c) 2018 Matt Borgerson
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, see <http://www.gnu.org/licenses/>.
*/
#include "xxhash.h"
static const GLenum pgraph_texture_min_filter_map[] = {
0,
GL_NEAREST,
GL_LINEAR,
GL_NEAREST_MIPMAP_NEAREST,
GL_LINEAR_MIPMAP_NEAREST,
GL_NEAREST_MIPMAP_LINEAR,
GL_LINEAR_MIPMAP_LINEAR,
GL_LINEAR, /* TODO: Convolution filter... */
};
static const GLenum pgraph_texture_mag_filter_map[] = {
0,
GL_NEAREST,
GL_LINEAR,
0,
GL_LINEAR /* TODO: Convolution filter... */
};
static const GLenum pgraph_texture_addr_map[] = {
0,
GL_REPEAT,
GL_MIRRORED_REPEAT,
GL_CLAMP_TO_EDGE,
GL_CLAMP_TO_BORDER,
// GL_CLAMP
};
static const GLenum pgraph_blend_factor_map[] = {
GL_ZERO,
GL_ONE,
GL_SRC_COLOR,
GL_ONE_MINUS_SRC_COLOR,
GL_SRC_ALPHA,
GL_ONE_MINUS_SRC_ALPHA,
GL_DST_ALPHA,
GL_ONE_MINUS_DST_ALPHA,
GL_DST_COLOR,
GL_ONE_MINUS_DST_COLOR,
GL_SRC_ALPHA_SATURATE,
0,
GL_CONSTANT_COLOR,
GL_ONE_MINUS_CONSTANT_COLOR,
GL_CONSTANT_ALPHA,
GL_ONE_MINUS_CONSTANT_ALPHA,
};
static const GLenum pgraph_blend_equation_map[] = {
GL_FUNC_SUBTRACT,
GL_FUNC_REVERSE_SUBTRACT,
GL_FUNC_ADD,
GL_MIN,
GL_MAX,
GL_FUNC_REVERSE_SUBTRACT,
GL_FUNC_ADD,
};
static const GLenum pgraph_blend_logicop_map[] = {
GL_CLEAR,
GL_AND,
GL_AND_REVERSE,
GL_COPY,
GL_AND_INVERTED,
GL_NOOP,
GL_XOR,
GL_OR,
GL_NOR,
GL_EQUIV,
GL_INVERT,
GL_OR_REVERSE,
GL_COPY_INVERTED,
GL_OR_INVERTED,
GL_NAND,
GL_SET,
};
static const GLenum pgraph_cull_face_map[] = {
0,
GL_FRONT,
GL_BACK,
GL_FRONT_AND_BACK
};
static const GLenum pgraph_depth_func_map[] = {
GL_NEVER,
GL_LESS,
GL_EQUAL,
GL_LEQUAL,
GL_GREATER,
GL_NOTEQUAL,
GL_GEQUAL,
GL_ALWAYS,
};
static const GLenum pgraph_stencil_func_map[] = {
GL_NEVER,
GL_LESS,
GL_EQUAL,
GL_LEQUAL,
GL_GREATER,
GL_NOTEQUAL,
GL_GEQUAL,
GL_ALWAYS,
};
static const GLenum pgraph_stencil_op_map[] = {
0,
GL_KEEP,
GL_ZERO,
GL_REPLACE,
GL_INCR,
GL_DECR,
GL_INVERT,
GL_INCR_WRAP,
GL_DECR_WRAP,
};
typedef struct ColorFormatInfo {
unsigned int bytes_per_pixel;
bool linear;
GLint gl_internal_format;
GLenum gl_format;
GLenum gl_type;
GLenum gl_swizzle_mask[4];
} ColorFormatInfo;
static const ColorFormatInfo kelvin_color_format_map[66] = {
[NV097_SET_TEXTURE_FORMAT_COLOR_SZ_Y8] =
{1, false, GL_R8, GL_RED, GL_UNSIGNED_BYTE,
{GL_RED, GL_RED, GL_RED, GL_ONE}},
[NV097_SET_TEXTURE_FORMAT_COLOR_SZ_AY8] =
{1, false, GL_R8, GL_RED, GL_UNSIGNED_BYTE,
{GL_RED, GL_RED, GL_RED, GL_RED}},
[NV097_SET_TEXTURE_FORMAT_COLOR_SZ_A1R5G5B5] =
{2, false, GL_RGB5_A1, GL_BGRA, GL_UNSIGNED_SHORT_1_5_5_5_REV},
[NV097_SET_TEXTURE_FORMAT_COLOR_SZ_X1R5G5B5] =
{2, false, GL_RGB5, GL_BGRA, GL_UNSIGNED_SHORT_1_5_5_5_REV},
[NV097_SET_TEXTURE_FORMAT_COLOR_SZ_A4R4G4B4] =
{2, false, GL_RGBA4, GL_BGRA, GL_UNSIGNED_SHORT_4_4_4_4_REV},
[NV097_SET_TEXTURE_FORMAT_COLOR_SZ_R5G6B5] =
{2, false, GL_RGB565, GL_RGB, GL_UNSIGNED_SHORT_5_6_5},
[NV097_SET_TEXTURE_FORMAT_COLOR_SZ_A8R8G8B8] =
{4, false, GL_RGBA8, GL_BGRA, GL_UNSIGNED_INT_8_8_8_8_REV},
[NV097_SET_TEXTURE_FORMAT_COLOR_SZ_X8R8G8B8] =
{4, false, GL_RGB8, GL_BGRA, GL_UNSIGNED_INT_8_8_8_8_REV},
/* paletted texture */
[NV097_SET_TEXTURE_FORMAT_COLOR_SZ_I8_A8R8G8B8] =
{1, false, GL_RGBA8, GL_BGRA, GL_UNSIGNED_INT_8_8_8_8_REV},
[NV097_SET_TEXTURE_FORMAT_COLOR_L_DXT1_A1R5G5B5] =
{4, false, GL_COMPRESSED_RGBA_S3TC_DXT1_EXT, 0, GL_RGBA},
[NV097_SET_TEXTURE_FORMAT_COLOR_L_DXT23_A8R8G8B8] =
{4, false, GL_COMPRESSED_RGBA_S3TC_DXT3_EXT, 0, GL_RGBA},
[NV097_SET_TEXTURE_FORMAT_COLOR_L_DXT45_A8R8G8B8] =
{4, false, GL_COMPRESSED_RGBA_S3TC_DXT5_EXT, 0, GL_RGBA},
[NV097_SET_TEXTURE_FORMAT_COLOR_LU_IMAGE_A1R5G5B5] =
{2, true, GL_RGB5_A1, GL_BGRA, GL_UNSIGNED_SHORT_1_5_5_5_REV},
[NV097_SET_TEXTURE_FORMAT_COLOR_LU_IMAGE_R5G6B5] =
{2, true, GL_RGB565, GL_RGB, GL_UNSIGNED_SHORT_5_6_5},
[NV097_SET_TEXTURE_FORMAT_COLOR_LU_IMAGE_A8R8G8B8] =
{4, true, GL_RGBA8, GL_BGRA, GL_UNSIGNED_INT_8_8_8_8_REV},
[NV097_SET_TEXTURE_FORMAT_COLOR_LU_IMAGE_Y8] =
{1, true, GL_R8, GL_RED, GL_UNSIGNED_BYTE,
{GL_RED, GL_RED, GL_RED, GL_ONE}},
[NV097_SET_TEXTURE_FORMAT_COLOR_SZ_A8] =
{1, false, GL_R8, GL_RED, GL_UNSIGNED_BYTE,
{GL_ONE, GL_ONE, GL_ONE, GL_RED}},
[NV097_SET_TEXTURE_FORMAT_COLOR_SZ_A8Y8] =
{2, false, GL_RG8, GL_RG, GL_UNSIGNED_BYTE,
{GL_RED, GL_RED, GL_RED, GL_GREEN}},
[NV097_SET_TEXTURE_FORMAT_COLOR_LU_IMAGE_AY8] =
{1, true, GL_R8, GL_RED, GL_UNSIGNED_BYTE,
{GL_RED, GL_RED, GL_RED, GL_RED}},
[NV097_SET_TEXTURE_FORMAT_COLOR_LU_IMAGE_X1R5G5B5] =
{2, true, GL_RGB5, GL_BGRA, GL_UNSIGNED_SHORT_1_5_5_5_REV},
[NV097_SET_TEXTURE_FORMAT_COLOR_LU_IMAGE_A4R4G4B4] =
{2, true, GL_RGBA4, GL_BGRA, GL_UNSIGNED_SHORT_4_4_4_4_REV},
[NV097_SET_TEXTURE_FORMAT_COLOR_LU_IMAGE_X8R8G8B8] =
{4, true, GL_RGB8, GL_BGRA, GL_UNSIGNED_INT_8_8_8_8_REV},
[NV097_SET_TEXTURE_FORMAT_COLOR_LU_IMAGE_A8] =
{1, true, GL_R8, GL_RED, GL_UNSIGNED_BYTE,
{GL_ONE, GL_ONE, GL_ONE, GL_RED}},
[NV097_SET_TEXTURE_FORMAT_COLOR_LU_IMAGE_A8Y8] =
{2, true, GL_RG8, GL_RG, GL_UNSIGNED_BYTE,
{GL_RED, GL_RED, GL_RED, GL_GREEN}},
[NV097_SET_TEXTURE_FORMAT_COLOR_SZ_R6G5B5] =
{2, false, GL_RGB8_SNORM, GL_RGB, GL_BYTE}, /* FIXME: This might be signed */
[NV097_SET_TEXTURE_FORMAT_COLOR_SZ_G8B8] =
{2, false, GL_RG8_SNORM, GL_RG, GL_BYTE, /* FIXME: This might be signed */
{GL_ZERO, GL_RED, GL_GREEN, GL_ONE}},
[NV097_SET_TEXTURE_FORMAT_COLOR_SZ_R8B8] =
{2, false, GL_RG8_SNORM, GL_RG, GL_BYTE, /* FIXME: This might be signed */
{GL_RED, GL_ZERO, GL_GREEN, GL_ONE}},
/* TODO: format conversion */
[NV097_SET_TEXTURE_FORMAT_COLOR_LC_IMAGE_CR8YB8CB8YA8] =
{2, true, GL_RGBA8, GL_RGBA, GL_UNSIGNED_INT_8_8_8_8_REV},
[NV097_SET_TEXTURE_FORMAT_COLOR_LU_IMAGE_DEPTH_X8_Y24_FIXED] =
{4, true, GL_DEPTH24_STENCIL8, GL_DEPTH_STENCIL, GL_UNSIGNED_INT_24_8},
[NV097_SET_TEXTURE_FORMAT_COLOR_LU_IMAGE_DEPTH_Y16_FIXED] =
{2, true, GL_DEPTH_COMPONENT16, GL_DEPTH_COMPONENT, GL_UNSIGNED_SHORT},
[NV097_SET_TEXTURE_FORMAT_COLOR_LU_IMAGE_Y16] =
{2, true, GL_R16, GL_RED, GL_UNSIGNED_SHORT,
{GL_RED, GL_RED, GL_RED, GL_ONE}},
[NV097_SET_TEXTURE_FORMAT_COLOR_SZ_A8B8G8R8] =
{4, false, GL_RGBA8, GL_RGBA, GL_UNSIGNED_INT_8_8_8_8_REV},
[NV097_SET_TEXTURE_FORMAT_COLOR_SZ_R8G8B8A8] =
{4, false, GL_RGBA8, GL_RGBA, GL_UNSIGNED_INT_8_8_8_8},
[NV097_SET_TEXTURE_FORMAT_COLOR_LU_IMAGE_A8B8G8R8] =
{4, true, GL_RGBA8, GL_RGBA, GL_UNSIGNED_INT_8_8_8_8_REV},
[NV097_SET_TEXTURE_FORMAT_COLOR_LU_IMAGE_B8G8R8A8] =
{4, true, GL_RGBA8, GL_BGRA, GL_UNSIGNED_INT_8_8_8_8},
[NV097_SET_TEXTURE_FORMAT_COLOR_LU_IMAGE_R8G8B8A8] =
{4, true, GL_RGBA8, GL_RGBA, GL_UNSIGNED_INT_8_8_8_8}
};
typedef struct SurfaceColorFormatInfo {
unsigned int bytes_per_pixel;
GLint gl_internal_format;
GLenum gl_format;
GLenum gl_type;
} SurfaceColorFormatInfo;
static const SurfaceColorFormatInfo kelvin_surface_color_format_map[] = {
[NV097_SET_SURFACE_FORMAT_COLOR_LE_X1R5G5B5_Z1R5G5B5] =
{2, GL_RGB5_A1, GL_BGRA, GL_UNSIGNED_SHORT_1_5_5_5_REV},
[NV097_SET_SURFACE_FORMAT_COLOR_LE_R5G6B5] =
{2, GL_RGB565, GL_RGB, GL_UNSIGNED_SHORT_5_6_5},
[NV097_SET_SURFACE_FORMAT_COLOR_LE_X8R8G8B8_Z8R8G8B8] =
{4, GL_RGBA8, GL_BGRA, GL_UNSIGNED_INT_8_8_8_8_REV},
[NV097_SET_SURFACE_FORMAT_COLOR_LE_A8R8G8B8] =
{4, GL_RGBA8, GL_BGRA, GL_UNSIGNED_INT_8_8_8_8_REV},
};
// static void pgraph_set_context_user(NV2AState *d, uint32_t val);
static void pgraph_method_log(unsigned int subchannel, unsigned int graphics_class, unsigned int method, uint32_t parameter);
static void pgraph_allocate_inline_buffer_vertices(PGRAPHState *pg, unsigned int attr);
static void pgraph_finish_inline_buffer_vertex(PGRAPHState *pg);
static void pgraph_shader_update_constants(PGRAPHState *pg, ShaderBinding *binding, bool binding_changed, bool vertex_program, bool fixed_function);
static void pgraph_bind_shaders(PGRAPHState *pg);
static bool pgraph_framebuffer_dirty(PGRAPHState *pg);
static bool pgraph_color_write_enabled(PGRAPHState *pg);
static bool pgraph_zeta_write_enabled(PGRAPHState *pg);
static void pgraph_set_surface_dirty(PGRAPHState *pg, bool color, bool zeta);
static void pgraph_update_surface_part(NV2AState *d, bool upload, bool color);
static void pgraph_update_surface(NV2AState *d, bool upload, bool color_write, bool zeta_write);
static void pgraph_bind_textures(NV2AState *d);
static void pgraph_apply_anti_aliasing_factor(PGRAPHState *pg, unsigned int *width, unsigned int *height);
static void pgraph_get_surface_dimensions(PGRAPHState *pg, unsigned int *width, unsigned int *height);
static void pgraph_update_memory_buffer(NV2AState *d, hwaddr addr, hwaddr size, bool f);
static void pgraph_bind_vertex_attributes(NV2AState *d, unsigned int num_elements, bool inline_data, unsigned int inline_stride);
static unsigned int pgraph_bind_inline_array(NV2AState *d);
static float convert_f16_to_float(uint16_t f16);
static float convert_f24_to_float(uint32_t f24);
static uint8_t cliptobyte(int x);
static void convert_yuy2_to_rgb(const uint8_t *line, unsigned int ix, uint8_t *r, uint8_t *g, uint8_t* b);
static uint8_t* convert_texture_data(const TextureShape s, const uint8_t *data, const uint8_t *palette_data, unsigned int width, unsigned int height, unsigned int depth, unsigned int row_pitch, unsigned int slice_pitch);
static void upload_gl_texture(GLenum gl_target, const TextureShape s, const uint8_t *texture_data, const uint8_t *palette_data);
static TextureBinding* generate_texture(const TextureShape s, const uint8_t *texture_data, const uint8_t *palette_data);
static void texture_binding_destroy(gpointer data);
static struct lru_node *texture_cache_entry_init(struct lru_node *obj, void *key);
static struct lru_node *texture_cache_entry_deinit(struct lru_node *obj);
static int texture_cache_entry_compare(struct lru_node *obj, void *key);
static guint shader_hash(gconstpointer key);
static gboolean shader_equal(gconstpointer a, gconstpointer b);
static unsigned int kelvin_map_stencil_op(uint32_t parameter);
static unsigned int kelvin_map_polygon_mode(uint32_t parameter);
static unsigned int kelvin_map_texgen(uint32_t parameter, unsigned int channel);
static uint64_t fnv_hash(const uint8_t *data, size_t len);
static uint64_t fast_hash(const uint8_t *data, size_t len, unsigned int samples);
/* PGRAPH - accelerated 2d/3d drawing engine */
static uint32_t pgraph_rdi_read(PGRAPHState *pg,
unsigned int select, unsigned int address)
{
uint32_t r = 0;
switch(select) {
case RDI_INDEX_VTX_CONSTANTS0:
assert((address / 4) < NV2A_VERTEXSHADER_CONSTANTS);
r = pg->vsh_constants[address / 4][3 - address % 4];
break;
default:
fprintf(stderr, "nv2a: unknown rdi read select 0x%x address 0x%x\n",
select, address);
assert(false);
break;
}
return r;
}
static void pgraph_rdi_write(PGRAPHState *pg,
unsigned int select, unsigned int address,
uint32_t val)
{
switch(select) {
case RDI_INDEX_VTX_CONSTANTS0:
assert(false); /* Untested */
assert((address / 4) < NV2A_VERTEXSHADER_CONSTANTS);
pg->vsh_constants_dirty[address / 4] |=
(val != pg->vsh_constants[address / 4][3 - address % 4]);
pg->vsh_constants[address / 4][3 - address % 4] = val;
break;
default:
NV2A_DPRINTF("unknown rdi write select 0x%x, address 0x%x, val 0x%08x\n",
select, address, val);
break;
}
}
uint64_t pgraph_read(void *opaque, hwaddr addr, unsigned int size)
{
NV2AState *d = (NV2AState *)opaque;
PGRAPHState *pg = &d->pgraph;
qemu_mutex_lock(&pg->lock);
uint64_t r = 0;
switch (addr) {
case NV_PGRAPH_INTR:
r = pg->pending_interrupts;
break;
case NV_PGRAPH_INTR_EN:
r = pg->enabled_interrupts;
break;
case NV_PGRAPH_RDI_DATA: {
unsigned int select = GET_MASK(pg->regs[NV_PGRAPH_RDI_INDEX],
NV_PGRAPH_RDI_INDEX_SELECT);
unsigned int address = GET_MASK(pg->regs[NV_PGRAPH_RDI_INDEX],
NV_PGRAPH_RDI_INDEX_ADDRESS);
r = pgraph_rdi_read(pg, select, address);
/* FIXME: Overflow into select? */
assert(address < GET_MASK(NV_PGRAPH_RDI_INDEX_ADDRESS,
NV_PGRAPH_RDI_INDEX_ADDRESS));
SET_MASK(pg->regs[NV_PGRAPH_RDI_INDEX],
NV_PGRAPH_RDI_INDEX_ADDRESS, address + 1);
break;
}
default:
r = pg->regs[addr];
break;
}
qemu_mutex_unlock(&pg->lock);
reg_log_read(NV_PGRAPH, addr, r);
return r;
}
void pgraph_write(void *opaque, hwaddr addr, uint64_t val, unsigned int size)
{
NV2AState *d = (NV2AState *)opaque;
PGRAPHState *pg = &d->pgraph;
reg_log_write(NV_PGRAPH, addr, val);
qemu_mutex_lock(&pg->lock);
switch (addr) {
case NV_PGRAPH_INTR:
pg->pending_interrupts &= ~val;
qemu_cond_broadcast(&pg->interrupt_cond);
break;
case NV_PGRAPH_INTR_EN:
pg->enabled_interrupts = val;
break;
case NV_PGRAPH_INCREMENT:
if (val & NV_PGRAPH_INCREMENT_READ_3D) {
SET_MASK(pg->regs[NV_PGRAPH_SURFACE],
NV_PGRAPH_SURFACE_READ_3D,
(GET_MASK(pg->regs[NV_PGRAPH_SURFACE],
NV_PGRAPH_SURFACE_READ_3D)+1)
% GET_MASK(pg->regs[NV_PGRAPH_SURFACE],
NV_PGRAPH_SURFACE_MODULO_3D) );
qemu_cond_broadcast(&pg->flip_3d);
}
break;
case NV_PGRAPH_RDI_DATA: {
unsigned int select = GET_MASK(pg->regs[NV_PGRAPH_RDI_INDEX],
NV_PGRAPH_RDI_INDEX_SELECT);
unsigned int address = GET_MASK(pg->regs[NV_PGRAPH_RDI_INDEX],
NV_PGRAPH_RDI_INDEX_ADDRESS);
pgraph_rdi_write(pg, select, address, val);
/* FIXME: Overflow into select? */
assert(address < GET_MASK(NV_PGRAPH_RDI_INDEX_ADDRESS,
NV_PGRAPH_RDI_INDEX_ADDRESS));
SET_MASK(pg->regs[NV_PGRAPH_RDI_INDEX],
NV_PGRAPH_RDI_INDEX_ADDRESS, address + 1);
break;
}
case NV_PGRAPH_CHANNEL_CTX_TRIGGER: {
hwaddr context_address =
GET_MASK(pg->regs[NV_PGRAPH_CHANNEL_CTX_POINTER],
NV_PGRAPH_CHANNEL_CTX_POINTER_INST) << 4;
if (val & NV_PGRAPH_CHANNEL_CTX_TRIGGER_READ_IN) {
unsigned pgraph_channel_id =
GET_MASK(pg->regs[NV_PGRAPH_CTX_USER], NV_PGRAPH_CTX_USER_CHID);
NV2A_DPRINTF("PGRAPH: read channel %d context from %" HWADDR_PRIx "\n",
pgraph_channel_id, context_address);
assert(context_address < memory_region_size(&d->ramin));
uint8_t *context_ptr = d->ramin_ptr + context_address;
uint32_t context_user = ldl_le_p((uint32_t*)context_ptr);
NV2A_DPRINTF(" - CTX_USER = 0x%x\n", context_user);
pg->regs[NV_PGRAPH_CTX_USER] = context_user;
// pgraph_set_context_user(d, context_user);
}
if (val & NV_PGRAPH_CHANNEL_CTX_TRIGGER_WRITE_OUT) {
/* do stuff ... */
}
break;
}
default:
pg->regs[addr] = val;
break;
}
// events
switch (addr) {
case NV_PGRAPH_FIFO:
qemu_cond_broadcast(&pg->fifo_access_cond);
break;
}
qemu_mutex_unlock(&pg->lock);
}
static void pgraph_method(NV2AState *d,
unsigned int subchannel,
unsigned int method,
uint32_t parameter)
{
int i;
unsigned int slot;
PGRAPHState *pg = &d->pgraph;
bool channel_valid =
d->pgraph.regs[NV_PGRAPH_CTX_CONTROL] & NV_PGRAPH_CTX_CONTROL_CHID;
assert(channel_valid);
unsigned channel_id = GET_MASK(pg->regs[NV_PGRAPH_CTX_USER], NV_PGRAPH_CTX_USER_CHID);
ContextSurfaces2DState *context_surfaces_2d = &pg->context_surfaces_2d;
ImageBlitState *image_blit = &pg->image_blit;
KelvinState *kelvin = &pg->kelvin;
assert(subchannel < 8);
if (method == NV_SET_OBJECT) {
assert(parameter < memory_region_size(&d->ramin));
uint8_t *obj_ptr = d->ramin_ptr + parameter;
uint32_t ctx_1 = ldl_le_p((uint32_t*)obj_ptr);
uint32_t ctx_2 = ldl_le_p((uint32_t*)(obj_ptr+4));
uint32_t ctx_3 = ldl_le_p((uint32_t*)(obj_ptr+8));
uint32_t ctx_4 = ldl_le_p((uint32_t*)(obj_ptr+12));
uint32_t ctx_5 = parameter;
pg->regs[NV_PGRAPH_CTX_CACHE1 + subchannel * 4] = ctx_1;
pg->regs[NV_PGRAPH_CTX_CACHE2 + subchannel * 4] = ctx_2;
pg->regs[NV_PGRAPH_CTX_CACHE3 + subchannel * 4] = ctx_3;
pg->regs[NV_PGRAPH_CTX_CACHE4 + subchannel * 4] = ctx_4;
pg->regs[NV_PGRAPH_CTX_CACHE5 + subchannel * 4] = ctx_5;
}
// is this right?
pg->regs[NV_PGRAPH_CTX_SWITCH1] = pg->regs[NV_PGRAPH_CTX_CACHE1 + subchannel * 4];
pg->regs[NV_PGRAPH_CTX_SWITCH2] = pg->regs[NV_PGRAPH_CTX_CACHE2 + subchannel * 4];
pg->regs[NV_PGRAPH_CTX_SWITCH3] = pg->regs[NV_PGRAPH_CTX_CACHE3 + subchannel * 4];
pg->regs[NV_PGRAPH_CTX_SWITCH4] = pg->regs[NV_PGRAPH_CTX_CACHE4 + subchannel * 4];
pg->regs[NV_PGRAPH_CTX_SWITCH5] = pg->regs[NV_PGRAPH_CTX_CACHE5 + subchannel * 4];
uint32_t graphics_class = GET_MASK(pg->regs[NV_PGRAPH_CTX_SWITCH1],
NV_PGRAPH_CTX_SWITCH1_GRCLASS);
// NV2A_DPRINTF("graphics_class %d 0x%x\n", subchannel, graphics_class);
pgraph_method_log(subchannel, graphics_class, method, parameter);
if (subchannel != 0) {
// catches context switching issues on xbox d3d
assert(graphics_class != 0x97);
}
/* ugly switch for now */
switch (graphics_class) {
case NV_CONTEXT_PATTERN: { switch (method) {
case NV044_SET_MONOCHROME_COLOR0:
pg->regs[NV_PGRAPH_PATT_COLOR0] = parameter;
break;
} break; }
case NV_CONTEXT_SURFACES_2D: { switch (method) {
case NV062_SET_OBJECT:
context_surfaces_2d->object_instance = parameter;
break;
case NV062_SET_CONTEXT_DMA_IMAGE_SOURCE:
context_surfaces_2d->dma_image_source = parameter;
break;
case NV062_SET_CONTEXT_DMA_IMAGE_DESTIN:
context_surfaces_2d->dma_image_dest = parameter;
break;
case NV062_SET_COLOR_FORMAT:
context_surfaces_2d->color_format = parameter;
break;
case NV062_SET_PITCH:
context_surfaces_2d->source_pitch = parameter & 0xFFFF;
context_surfaces_2d->dest_pitch = parameter >> 16;
break;
case NV062_SET_OFFSET_SOURCE:
context_surfaces_2d->source_offset = parameter & 0x07FFFFFF;
break;
case NV062_SET_OFFSET_DESTIN:
context_surfaces_2d->dest_offset = parameter & 0x07FFFFFF;
break;
} break; }
case NV_IMAGE_BLIT: { switch (method) {
case NV09F_SET_OBJECT:
image_blit->object_instance = parameter;
break;
case NV09F_SET_CONTEXT_SURFACES:
image_blit->context_surfaces = parameter;
break;
case NV09F_SET_OPERATION:
image_blit->operation = parameter;
break;
case NV09F_CONTROL_POINT_IN:
image_blit->in_x = parameter & 0xFFFF;
image_blit->in_y = parameter >> 16;
break;
case NV09F_CONTROL_POINT_OUT:
image_blit->out_x = parameter & 0xFFFF;
image_blit->out_y = parameter >> 16;
break;
case NV09F_SIZE:
image_blit->width = parameter & 0xFFFF;
image_blit->height = parameter >> 16;
/* I guess this kicks it off? */
if (image_blit->operation == NV09F_SET_OPERATION_SRCCOPY) {
NV2A_GL_DPRINTF(true, "NV09F_SET_OPERATION_SRCCOPY");
ContextSurfaces2DState *context_surfaces = context_surfaces_2d;
assert(context_surfaces->object_instance
== image_blit->context_surfaces);
unsigned int bytes_per_pixel;
switch (context_surfaces->color_format) {
case NV062_SET_COLOR_FORMAT_LE_Y8:
bytes_per_pixel = 1;
break;
case NV062_SET_COLOR_FORMAT_LE_R5G6B5:
bytes_per_pixel = 2;
break;
case NV062_SET_COLOR_FORMAT_LE_A8R8G8B8:
bytes_per_pixel = 4;
break;
default:
fprintf(stderr, "Unknown blit surface format: 0x%x\n", context_surfaces->color_format);
assert(false);
break;
}
hwaddr source_dma_len, dest_dma_len;
uint8_t *source, *dest;
source = (uint8_t*)nv_dma_map(d, context_surfaces->dma_image_source,
&source_dma_len);
assert(context_surfaces->source_offset < source_dma_len);
source += context_surfaces->source_offset;
dest = (uint8_t*)nv_dma_map(d, context_surfaces->dma_image_dest,
&dest_dma_len);
assert(context_surfaces->dest_offset < dest_dma_len);
dest += context_surfaces->dest_offset;
NV2A_DPRINTF(" - 0x%tx -> 0x%tx\n", source - d->vram_ptr,
dest - d->vram_ptr);
int y;
for (y=0; y<image_blit->height; y++) {
uint8_t *source_row = source
+ (image_blit->in_y + y) * context_surfaces->source_pitch
+ image_blit->in_x * bytes_per_pixel;
uint8_t *dest_row = dest
+ (image_blit->out_y + y) * context_surfaces->dest_pitch
+ image_blit->out_x * bytes_per_pixel;
memmove(dest_row, source_row,
image_blit->width * bytes_per_pixel);
}
} else {
assert(false);
}
break;
} break; }
case NV_KELVIN_PRIMITIVE: { switch (method) {
case NV097_SET_OBJECT:
kelvin->object_instance = parameter;
break;
case NV097_NO_OPERATION:
/* The bios uses nop as a software method call -
* it seems to expect a notify interrupt if the parameter isn't 0.
* According to a nouveau guy it should still be a nop regardless
* of the parameter. It's possible a debug register enables this,
* but nothing obvious sticks out. Weird.
*/
if (parameter != 0) {
assert(!(pg->pending_interrupts & NV_PGRAPH_INTR_ERROR));
SET_MASK(pg->regs[NV_PGRAPH_TRAPPED_ADDR],
NV_PGRAPH_TRAPPED_ADDR_CHID, channel_id);
SET_MASK(pg->regs[NV_PGRAPH_TRAPPED_ADDR],
NV_PGRAPH_TRAPPED_ADDR_SUBCH, subchannel);
SET_MASK(pg->regs[NV_PGRAPH_TRAPPED_ADDR],
NV_PGRAPH_TRAPPED_ADDR_MTHD, method);
pg->regs[NV_PGRAPH_TRAPPED_DATA_LOW] = parameter;
pg->regs[NV_PGRAPH_NSOURCE] = NV_PGRAPH_NSOURCE_NOTIFICATION; /* TODO: check this */
pg->pending_interrupts |= NV_PGRAPH_INTR_ERROR;
qemu_mutex_unlock(&pg->lock);
qemu_mutex_lock_iothread();
update_irq(d);
qemu_mutex_lock(&pg->lock);
qemu_mutex_unlock_iothread();
while (pg->pending_interrupts & NV_PGRAPH_INTR_ERROR) {
qemu_cond_wait(&pg->interrupt_cond, &pg->lock);
}
}
break;
case NV097_WAIT_FOR_IDLE:
pgraph_update_surface(d, false, true, true);
break;
case NV097_SET_FLIP_READ:
SET_MASK(pg->regs[NV_PGRAPH_SURFACE], NV_PGRAPH_SURFACE_READ_3D,
parameter);
break;
case NV097_SET_FLIP_WRITE:
SET_MASK(pg->regs[NV_PGRAPH_SURFACE], NV_PGRAPH_SURFACE_WRITE_3D,
parameter);
break;
case NV097_SET_FLIP_MODULO:
SET_MASK(pg->regs[NV_PGRAPH_SURFACE], NV_PGRAPH_SURFACE_MODULO_3D,
parameter);
break;
case NV097_FLIP_INCREMENT_WRITE: {
NV2A_DPRINTF("flip increment write %d -> ",
GET_MASK(pg->regs[NV_PGRAPH_SURFACE],
NV_PGRAPH_SURFACE_WRITE_3D));
SET_MASK(pg->regs[NV_PGRAPH_SURFACE],
NV_PGRAPH_SURFACE_WRITE_3D,
(GET_MASK(pg->regs[NV_PGRAPH_SURFACE],
NV_PGRAPH_SURFACE_WRITE_3D)+1)
% GET_MASK(pg->regs[NV_PGRAPH_SURFACE],
NV_PGRAPH_SURFACE_MODULO_3D) );
NV2A_DPRINTF("%d\n",
GET_MASK(pg->regs[NV_PGRAPH_SURFACE],
NV_PGRAPH_SURFACE_WRITE_3D));
NV2A_GL_DFRAME_TERMINATOR();
break;
}
case NV097_FLIP_STALL:
pgraph_update_surface(d, false, true, true);
while (true) {
NV2A_DPRINTF("flip stall read: %d, write: %d, modulo: %d\n",
GET_MASK(pg->regs[NV_PGRAPH_SURFACE], NV_PGRAPH_SURFACE_READ_3D),
GET_MASK(pg->regs[NV_PGRAPH_SURFACE], NV_PGRAPH_SURFACE_WRITE_3D),
GET_MASK(pg->regs[NV_PGRAPH_SURFACE], NV_PGRAPH_SURFACE_MODULO_3D));
uint32_t s = pg->regs[NV_PGRAPH_SURFACE];
if (GET_MASK(s, NV_PGRAPH_SURFACE_READ_3D)
!= GET_MASK(s, NV_PGRAPH_SURFACE_WRITE_3D)) {
break;
}
qemu_cond_wait(&pg->flip_3d, &pg->lock);
}
NV2A_DPRINTF("flip stall done\n");
break;
// TODO: these should be loading the dma objects from ramin here?
case NV097_SET_CONTEXT_DMA_NOTIFIES:
pg->dma_notifies = parameter;
break;
case NV097_SET_CONTEXT_DMA_A:
pg->dma_a = parameter;
break;
case NV097_SET_CONTEXT_DMA_B:
pg->dma_b = parameter;
break;
case NV097_SET_CONTEXT_DMA_STATE:
pg->dma_state = parameter;
break;
case NV097_SET_CONTEXT_DMA_COLOR:
/* try to get any straggling draws in before the surface's changed :/ */
pgraph_update_surface(d, false, true, true);
pg->dma_color = parameter;
break;
case NV097_SET_CONTEXT_DMA_ZETA:
pg->dma_zeta = parameter;
break;
case NV097_SET_CONTEXT_DMA_VERTEX_A:
pg->dma_vertex_a = parameter;
break;
case NV097_SET_CONTEXT_DMA_VERTEX_B:
pg->dma_vertex_b = parameter;
break;
case NV097_SET_CONTEXT_DMA_SEMAPHORE:
pg->dma_semaphore = parameter;
break;
case NV097_SET_CONTEXT_DMA_REPORT:
pg->dma_report = parameter;
break;
case NV097_SET_SURFACE_CLIP_HORIZONTAL:
pgraph_update_surface(d, false, true, true);
pg->surface_shape.clip_x =
GET_MASK(parameter, NV097_SET_SURFACE_CLIP_HORIZONTAL_X);
pg->surface_shape.clip_width =
GET_MASK(parameter, NV097_SET_SURFACE_CLIP_HORIZONTAL_WIDTH);
break;
case NV097_SET_SURFACE_CLIP_VERTICAL:
pgraph_update_surface(d, false, true, true);
pg->surface_shape.clip_y =
GET_MASK(parameter, NV097_SET_SURFACE_CLIP_VERTICAL_Y);
pg->surface_shape.clip_height =
GET_MASK(parameter, NV097_SET_SURFACE_CLIP_VERTICAL_HEIGHT);
break;
case NV097_SET_SURFACE_FORMAT:
pgraph_update_surface(d, false, true, true);
pg->surface_shape.color_format =
GET_MASK(parameter, NV097_SET_SURFACE_FORMAT_COLOR);
pg->surface_shape.zeta_format =
GET_MASK(parameter, NV097_SET_SURFACE_FORMAT_ZETA);
pg->surface_type =
GET_MASK(parameter, NV097_SET_SURFACE_FORMAT_TYPE);
pg->surface_shape.anti_aliasing =
GET_MASK(parameter, NV097_SET_SURFACE_FORMAT_ANTI_ALIASING);
pg->surface_shape.log_width =
GET_MASK(parameter, NV097_SET_SURFACE_FORMAT_WIDTH);
pg->surface_shape.log_height =
GET_MASK(parameter, NV097_SET_SURFACE_FORMAT_HEIGHT);
break;
case NV097_SET_SURFACE_PITCH:
pgraph_update_surface(d, false, true, true);
pg->surface_color.pitch =
GET_MASK(parameter, NV097_SET_SURFACE_PITCH_COLOR);
pg->surface_zeta.pitch =
GET_MASK(parameter, NV097_SET_SURFACE_PITCH_ZETA);
pg->surface_color.buffer_dirty = true;
pg->surface_zeta.buffer_dirty = true;
break;
case NV097_SET_SURFACE_COLOR_OFFSET:
pgraph_update_surface(d, false, true, true);
pg->surface_color.offset = parameter;
pg->surface_color.buffer_dirty = true;
break;
case NV097_SET_SURFACE_ZETA_OFFSET:
pgraph_update_surface(d, false, true, true);
pg->surface_zeta.offset = parameter;
pg->surface_zeta.buffer_dirty = true;
break;
case NV097_SET_COMBINER_ALPHA_ICW ...
NV097_SET_COMBINER_ALPHA_ICW + 28:
slot = (method - NV097_SET_COMBINER_ALPHA_ICW) / 4;
pg->regs[NV_PGRAPH_COMBINEALPHAI0 + slot*4] = parameter;
break;
case NV097_SET_COMBINER_SPECULAR_FOG_CW0:
pg->regs[NV_PGRAPH_COMBINESPECFOG0] = parameter;
break;
case NV097_SET_COMBINER_SPECULAR_FOG_CW1:
pg->regs[NV_PGRAPH_COMBINESPECFOG1] = parameter;
break;
CASE_4(NV097_SET_TEXTURE_ADDRESS, 64):
slot = (method - NV097_SET_TEXTURE_ADDRESS) / 64;
pg->regs[NV_PGRAPH_TEXADDRESS0 + slot * 4] = parameter;
break;
case NV097_SET_CONTROL0: {
pgraph_update_surface(d, false, true, true);
bool stencil_write_enable =
parameter & NV097_SET_CONTROL0_STENCIL_WRITE_ENABLE;
SET_MASK(pg->regs[NV_PGRAPH_CONTROL_0],
NV_PGRAPH_CONTROL_0_STENCIL_WRITE_ENABLE,
stencil_write_enable);
uint32_t z_format = GET_MASK(parameter, NV097_SET_CONTROL0_Z_FORMAT);
SET_MASK(pg->regs[NV_PGRAPH_SETUPRASTER],
NV_PGRAPH_SETUPRASTER_Z_FORMAT, z_format);
bool z_perspective =
parameter & NV097_SET_CONTROL0_Z_PERSPECTIVE_ENABLE;
SET_MASK(pg->regs[NV_PGRAPH_CONTROL_0],
NV_PGRAPH_CONTROL_0_Z_PERSPECTIVE_ENABLE,
z_perspective);
break;
}
case NV097_SET_FOG_MODE: {
/* FIXME: There is also NV_PGRAPH_CSV0_D_FOG_MODE */
unsigned int mode;
switch (parameter) {
case NV097_SET_FOG_MODE_V_LINEAR:
mode = NV_PGRAPH_CONTROL_3_FOG_MODE_LINEAR; break;
case NV097_SET_FOG_MODE_V_EXP:
mode = NV_PGRAPH_CONTROL_3_FOG_MODE_EXP; break;
case NV097_SET_FOG_MODE_V_EXP2:
mode = NV_PGRAPH_CONTROL_3_FOG_MODE_EXP2; break;
case NV097_SET_FOG_MODE_V_EXP_ABS:
mode = NV_PGRAPH_CONTROL_3_FOG_MODE_EXP_ABS; break;
case NV097_SET_FOG_MODE_V_EXP2_ABS:
mode = NV_PGRAPH_CONTROL_3_FOG_MODE_EXP2_ABS; break;
case NV097_SET_FOG_MODE_V_LINEAR_ABS:
mode = NV_PGRAPH_CONTROL_3_FOG_MODE_LINEAR_ABS; break;
default:
assert(false);
break;
}
SET_MASK(pg->regs[NV_PGRAPH_CONTROL_3], NV_PGRAPH_CONTROL_3_FOG_MODE,
mode);
break;
}
case NV097_SET_FOG_GEN_MODE: {
unsigned int mode;
switch (parameter) {
case NV097_SET_FOG_GEN_MODE_V_SPEC_ALPHA:
mode = NV_PGRAPH_CSV0_D_FOGGENMODE_SPEC_ALPHA; break;
case NV097_SET_FOG_GEN_MODE_V_RADIAL:
mode = NV_PGRAPH_CSV0_D_FOGGENMODE_RADIAL; break;
case NV097_SET_FOG_GEN_MODE_V_PLANAR:
mode = NV_PGRAPH_CSV0_D_FOGGENMODE_PLANAR; break;
case NV097_SET_FOG_GEN_MODE_V_ABS_PLANAR:
mode = NV_PGRAPH_CSV0_D_FOGGENMODE_ABS_PLANAR; break;
case NV097_SET_FOG_GEN_MODE_V_FOG_X:
mode = NV_PGRAPH_CSV0_D_FOGGENMODE_FOG_X; break;
default:
assert(false);
break;
}
SET_MASK(pg->regs[NV_PGRAPH_CSV0_D], NV_PGRAPH_CSV0_D_FOGGENMODE, mode);
break;
}
case NV097_SET_FOG_ENABLE:
/*
FIXME: There is also:
SET_MASK(pg->regs[NV_PGRAPH_CSV0_D], NV_PGRAPH_CSV0_D_FOGENABLE,
parameter);
*/
SET_MASK(pg->regs[NV_PGRAPH_CONTROL_3], NV_PGRAPH_CONTROL_3_FOGENABLE,
parameter);
break;
case NV097_SET_FOG_COLOR: {
/* PGRAPH channels are ARGB, parameter channels are ABGR */
uint8_t red = GET_MASK(parameter, NV097_SET_FOG_COLOR_RED);
uint8_t green = GET_MASK(parameter, NV097_SET_FOG_COLOR_GREEN);
uint8_t blue = GET_MASK(parameter, NV097_SET_FOG_COLOR_BLUE);
uint8_t alpha = GET_MASK(parameter, NV097_SET_FOG_COLOR_ALPHA);
SET_MASK(pg->regs[NV_PGRAPH_FOGCOLOR], NV_PGRAPH_FOGCOLOR_RED, red);
SET_MASK(pg->regs[NV_PGRAPH_FOGCOLOR], NV_PGRAPH_FOGCOLOR_GREEN, green);
SET_MASK(pg->regs[NV_PGRAPH_FOGCOLOR], NV_PGRAPH_FOGCOLOR_BLUE, blue);
SET_MASK(pg->regs[NV_PGRAPH_FOGCOLOR], NV_PGRAPH_FOGCOLOR_ALPHA, alpha);
break;
}
case NV097_SET_WINDOW_CLIP_TYPE:
SET_MASK(pg->regs[NV_PGRAPH_SETUPRASTER],
NV_PGRAPH_SETUPRASTER_WINDOWCLIPTYPE, parameter);
break;
case NV097_SET_WINDOW_CLIP_HORIZONTAL ...
NV097_SET_WINDOW_CLIP_HORIZONTAL + 0x1c:
slot = (method - NV097_SET_WINDOW_CLIP_HORIZONTAL) / 4;
pg->regs[NV_PGRAPH_WINDOWCLIPX0 + slot * 4] = parameter;
break;
case NV097_SET_WINDOW_CLIP_VERTICAL ...
NV097_SET_WINDOW_CLIP_VERTICAL + 0x1c:
slot = (method - NV097_SET_WINDOW_CLIP_VERTICAL) / 4;
pg->regs[NV_PGRAPH_WINDOWCLIPY0 + slot * 4] = parameter;
break;
case NV097_SET_ALPHA_TEST_ENABLE:
SET_MASK(pg->regs[NV_PGRAPH_CONTROL_0],
NV_PGRAPH_CONTROL_0_ALPHATESTENABLE, parameter);
break;
case NV097_SET_BLEND_ENABLE:
SET_MASK(pg->regs[NV_PGRAPH_BLEND], NV_PGRAPH_BLEND_EN, parameter);
break;
case NV097_SET_CULL_FACE_ENABLE:
SET_MASK(pg->regs[NV_PGRAPH_SETUPRASTER],
NV_PGRAPH_SETUPRASTER_CULLENABLE,
parameter);
break;
case NV097_SET_DEPTH_TEST_ENABLE:
SET_MASK(pg->regs[NV_PGRAPH_CONTROL_0], NV_PGRAPH_CONTROL_0_ZENABLE,
parameter);
break;
case NV097_SET_DITHER_ENABLE:
SET_MASK(pg->regs[NV_PGRAPH_CONTROL_0],
NV_PGRAPH_CONTROL_0_DITHERENABLE, parameter);
break;
case NV097_SET_LIGHTING_ENABLE:
SET_MASK(pg->regs[NV_PGRAPH_CSV0_C], NV_PGRAPH_CSV0_C_LIGHTING,
parameter);
break;
case NV097_SET_SKIN_MODE:
SET_MASK(pg->regs[NV_PGRAPH_CSV0_D], NV_PGRAPH_CSV0_D_SKIN,
parameter);
break;
case NV097_SET_STENCIL_TEST_ENABLE:
SET_MASK(pg->regs[NV_PGRAPH_CONTROL_1],
NV_PGRAPH_CONTROL_1_STENCIL_TEST_ENABLE, parameter);
break;
case NV097_SET_POLY_OFFSET_POINT_ENABLE:
SET_MASK(pg->regs[NV_PGRAPH_SETUPRASTER],
NV_PGRAPH_SETUPRASTER_POFFSETPOINTENABLE, parameter);
break;
case NV097_SET_POLY_OFFSET_LINE_ENABLE:
SET_MASK(pg->regs[NV_PGRAPH_SETUPRASTER],
NV_PGRAPH_SETUPRASTER_POFFSETLINEENABLE, parameter);
break;
case NV097_SET_POLY_OFFSET_FILL_ENABLE:
SET_MASK(pg->regs[NV_PGRAPH_SETUPRASTER],
NV_PGRAPH_SETUPRASTER_POFFSETFILLENABLE, parameter);
break;
case NV097_SET_ALPHA_FUNC:
SET_MASK(pg->regs[NV_PGRAPH_CONTROL_0],
NV_PGRAPH_CONTROL_0_ALPHAFUNC, parameter & 0xF);
break;
case NV097_SET_ALPHA_REF:
SET_MASK(pg->regs[NV_PGRAPH_CONTROL_0],
NV_PGRAPH_CONTROL_0_ALPHAREF, parameter);
break;
case NV097_SET_BLEND_FUNC_SFACTOR: {
unsigned int factor;
switch (parameter) {
case NV097_SET_BLEND_FUNC_SFACTOR_V_ZERO:
factor = NV_PGRAPH_BLEND_SFACTOR_ZERO; break;
case NV097_SET_BLEND_FUNC_SFACTOR_V_ONE:
factor = NV_PGRAPH_BLEND_SFACTOR_ONE; break;
case NV097_SET_BLEND_FUNC_SFACTOR_V_SRC_COLOR:
factor = NV_PGRAPH_BLEND_SFACTOR_SRC_COLOR; break;
case NV097_SET_BLEND_FUNC_SFACTOR_V_ONE_MINUS_SRC_COLOR:
factor = NV_PGRAPH_BLEND_SFACTOR_ONE_MINUS_SRC_COLOR; break;
case NV097_SET_BLEND_FUNC_SFACTOR_V_SRC_ALPHA:
factor = NV_PGRAPH_BLEND_SFACTOR_SRC_ALPHA; break;
case NV097_SET_BLEND_FUNC_SFACTOR_V_ONE_MINUS_SRC_ALPHA:
factor = NV_PGRAPH_BLEND_SFACTOR_ONE_MINUS_SRC_ALPHA; break;
case NV097_SET_BLEND_FUNC_SFACTOR_V_DST_ALPHA:
factor = NV_PGRAPH_BLEND_SFACTOR_DST_ALPHA; break;
case NV097_SET_BLEND_FUNC_SFACTOR_V_ONE_MINUS_DST_ALPHA:
factor = NV_PGRAPH_BLEND_SFACTOR_ONE_MINUS_DST_ALPHA; break;
case NV097_SET_BLEND_FUNC_SFACTOR_V_DST_COLOR:
factor = NV_PGRAPH_BLEND_SFACTOR_DST_COLOR; break;
case NV097_SET_BLEND_FUNC_SFACTOR_V_ONE_MINUS_DST_COLOR:
factor = NV_PGRAPH_BLEND_SFACTOR_ONE_MINUS_DST_COLOR; break;
case NV097_SET_BLEND_FUNC_SFACTOR_V_SRC_ALPHA_SATURATE:
factor = NV_PGRAPH_BLEND_SFACTOR_SRC_ALPHA_SATURATE; break;
case NV097_SET_BLEND_FUNC_SFACTOR_V_CONSTANT_COLOR:
factor = NV_PGRAPH_BLEND_SFACTOR_CONSTANT_COLOR; break;
case NV097_SET_BLEND_FUNC_SFACTOR_V_ONE_MINUS_CONSTANT_COLOR:
factor = NV_PGRAPH_BLEND_SFACTOR_ONE_MINUS_CONSTANT_COLOR; break;
case NV097_SET_BLEND_FUNC_SFACTOR_V_CONSTANT_ALPHA:
factor = NV_PGRAPH_BLEND_SFACTOR_CONSTANT_ALPHA; break;
case NV097_SET_BLEND_FUNC_SFACTOR_V_ONE_MINUS_CONSTANT_ALPHA:
factor = NV_PGRAPH_BLEND_SFACTOR_ONE_MINUS_CONSTANT_ALPHA; break;
default:
fprintf(stderr, "Unknown blend source factor: 0x%x\n", parameter);
assert(false);
break;
}
SET_MASK(pg->regs[NV_PGRAPH_BLEND], NV_PGRAPH_BLEND_SFACTOR, factor);
break;
}
case NV097_SET_BLEND_FUNC_DFACTOR: {
unsigned int factor;
switch (parameter) {
case NV097_SET_BLEND_FUNC_DFACTOR_V_ZERO:
factor = NV_PGRAPH_BLEND_DFACTOR_ZERO; break;
case NV097_SET_BLEND_FUNC_DFACTOR_V_ONE:
factor = NV_PGRAPH_BLEND_DFACTOR_ONE; break;
case NV097_SET_BLEND_FUNC_DFACTOR_V_SRC_COLOR:
factor = NV_PGRAPH_BLEND_DFACTOR_SRC_COLOR; break;
case NV097_SET_BLEND_FUNC_DFACTOR_V_ONE_MINUS_SRC_COLOR:
factor = NV_PGRAPH_BLEND_DFACTOR_ONE_MINUS_SRC_COLOR; break;
case NV097_SET_BLEND_FUNC_DFACTOR_V_SRC_ALPHA:
factor = NV_PGRAPH_BLEND_DFACTOR_SRC_ALPHA; break;
case NV097_SET_BLEND_FUNC_DFACTOR_V_ONE_MINUS_SRC_ALPHA:
factor = NV_PGRAPH_BLEND_DFACTOR_ONE_MINUS_SRC_ALPHA; break;
case NV097_SET_BLEND_FUNC_DFACTOR_V_DST_ALPHA:
factor = NV_PGRAPH_BLEND_DFACTOR_DST_ALPHA; break;
case NV097_SET_BLEND_FUNC_DFACTOR_V_ONE_MINUS_DST_ALPHA:
factor = NV_PGRAPH_BLEND_DFACTOR_ONE_MINUS_DST_ALPHA; break;
case NV097_SET_BLEND_FUNC_DFACTOR_V_DST_COLOR:
factor = NV_PGRAPH_BLEND_DFACTOR_DST_COLOR; break;
case NV097_SET_BLEND_FUNC_DFACTOR_V_ONE_MINUS_DST_COLOR:
factor = NV_PGRAPH_BLEND_DFACTOR_ONE_MINUS_DST_COLOR; break;
case NV097_SET_BLEND_FUNC_DFACTOR_V_SRC_ALPHA_SATURATE:
factor = NV_PGRAPH_BLEND_DFACTOR_SRC_ALPHA_SATURATE; break;
case NV097_SET_BLEND_FUNC_DFACTOR_V_CONSTANT_COLOR:
factor = NV_PGRAPH_BLEND_DFACTOR_CONSTANT_COLOR; break;
case NV097_SET_BLEND_FUNC_DFACTOR_V_ONE_MINUS_CONSTANT_COLOR:
factor = NV_PGRAPH_BLEND_DFACTOR_ONE_MINUS_CONSTANT_COLOR; break;
case NV097_SET_BLEND_FUNC_DFACTOR_V_CONSTANT_ALPHA:
factor = NV_PGRAPH_BLEND_DFACTOR_CONSTANT_ALPHA; break;
case NV097_SET_BLEND_FUNC_DFACTOR_V_ONE_MINUS_CONSTANT_ALPHA:
factor = NV_PGRAPH_BLEND_DFACTOR_ONE_MINUS_CONSTANT_ALPHA; break;
default:
fprintf(stderr, "Unknown blend destination factor: 0x%x\n", parameter);
assert(false);
break;
}
SET_MASK(pg->regs[NV_PGRAPH_BLEND], NV_PGRAPH_BLEND_DFACTOR, factor);
break;
}
case NV097_SET_BLEND_COLOR:
pg->regs[NV_PGRAPH_BLENDCOLOR] = parameter;
break;
case NV097_SET_BLEND_EQUATION: {
unsigned int equation;
switch (parameter) {
case NV097_SET_BLEND_EQUATION_V_FUNC_SUBTRACT:
equation = 0; break;
case NV097_SET_BLEND_EQUATION_V_FUNC_REVERSE_SUBTRACT:
equation = 1; break;
case NV097_SET_BLEND_EQUATION_V_FUNC_ADD:
equation = 2; break;
case NV097_SET_BLEND_EQUATION_V_MIN:
equation = 3; break;
case NV097_SET_BLEND_EQUATION_V_MAX:
equation = 4; break;
case NV097_SET_BLEND_EQUATION_V_FUNC_REVERSE_SUBTRACT_SIGNED:
equation = 5; break;
case NV097_SET_BLEND_EQUATION_V_FUNC_ADD_SIGNED:
equation = 6; break;
default:
assert(false);
break;
}
SET_MASK(pg->regs[NV_PGRAPH_BLEND], NV_PGRAPH_BLEND_EQN, equation);
break;
}
case NV097_SET_DEPTH_FUNC:
SET_MASK(pg->regs[NV_PGRAPH_CONTROL_0], NV_PGRAPH_CONTROL_0_ZFUNC,
parameter & 0xF);
break;
case NV097_SET_COLOR_MASK: {
pg->surface_color.write_enabled_cache |= pgraph_color_write_enabled(pg);
bool alpha = parameter & NV097_SET_COLOR_MASK_ALPHA_WRITE_ENABLE;
bool red = parameter & NV097_SET_COLOR_MASK_RED_WRITE_ENABLE;
bool green = parameter & NV097_SET_COLOR_MASK_GREEN_WRITE_ENABLE;
bool blue = parameter & NV097_SET_COLOR_MASK_BLUE_WRITE_ENABLE;
SET_MASK(pg->regs[NV_PGRAPH_CONTROL_0],
NV_PGRAPH_CONTROL_0_ALPHA_WRITE_ENABLE, alpha);
SET_MASK(pg->regs[NV_PGRAPH_CONTROL_0],
NV_PGRAPH_CONTROL_0_RED_WRITE_ENABLE, red);
SET_MASK(pg->regs[NV_PGRAPH_CONTROL_0],
NV_PGRAPH_CONTROL_0_GREEN_WRITE_ENABLE, green);
SET_MASK(pg->regs[NV_PGRAPH_CONTROL_0],
NV_PGRAPH_CONTROL_0_BLUE_WRITE_ENABLE, blue);
break;
}
case NV097_SET_DEPTH_MASK:
pg->surface_zeta.write_enabled_cache |= pgraph_zeta_write_enabled(pg);
SET_MASK(pg->regs[NV_PGRAPH_CONTROL_0],
NV_PGRAPH_CONTROL_0_ZWRITEENABLE, parameter);
break;
case NV097_SET_STENCIL_MASK:
SET_MASK(pg->regs[NV_PGRAPH_CONTROL_1],
NV_PGRAPH_CONTROL_1_STENCIL_MASK_WRITE, parameter);
break;
case NV097_SET_STENCIL_FUNC:
SET_MASK(pg->regs[NV_PGRAPH_CONTROL_1],
NV_PGRAPH_CONTROL_1_STENCIL_FUNC, parameter & 0xF);
break;
case NV097_SET_STENCIL_FUNC_REF:
SET_MASK(pg->regs[NV_PGRAPH_CONTROL_1],
NV_PGRAPH_CONTROL_1_STENCIL_REF, parameter);
break;
case NV097_SET_STENCIL_FUNC_MASK:
SET_MASK(pg->regs[NV_PGRAPH_CONTROL_1],
NV_PGRAPH_CONTROL_1_STENCIL_MASK_READ, parameter);
break;
case NV097_SET_STENCIL_OP_FAIL:
SET_MASK(pg->regs[NV_PGRAPH_CONTROL_2],
NV_PGRAPH_CONTROL_2_STENCIL_OP_FAIL,
kelvin_map_stencil_op(parameter));
break;
case NV097_SET_STENCIL_OP_ZFAIL:
SET_MASK(pg->regs[NV_PGRAPH_CONTROL_2],
NV_PGRAPH_CONTROL_2_STENCIL_OP_ZFAIL,
kelvin_map_stencil_op(parameter));
break;
case NV097_SET_STENCIL_OP_ZPASS:
SET_MASK(pg->regs[NV_PGRAPH_CONTROL_2],
NV_PGRAPH_CONTROL_2_STENCIL_OP_ZPASS,
kelvin_map_stencil_op(parameter));
break;
case NV097_SET_POLYGON_OFFSET_SCALE_FACTOR:
pg->regs[NV_PGRAPH_ZOFFSETFACTOR] = parameter;
break;
case NV097_SET_POLYGON_OFFSET_BIAS:
pg->regs[NV_PGRAPH_ZOFFSETBIAS] = parameter;
break;
case NV097_SET_FRONT_POLYGON_MODE:
SET_MASK(pg->regs[NV_PGRAPH_SETUPRASTER],
NV_PGRAPH_SETUPRASTER_FRONTFACEMODE,
kelvin_map_polygon_mode(parameter));
break;
case NV097_SET_BACK_POLYGON_MODE:
SET_MASK(pg->regs[NV_PGRAPH_SETUPRASTER],
NV_PGRAPH_SETUPRASTER_BACKFACEMODE,
kelvin_map_polygon_mode(parameter));
break;
case NV097_SET_CLIP_MIN:
pg->regs[NV_PGRAPH_ZCLIPMIN] = parameter;
break;
case NV097_SET_CLIP_MAX:
pg->regs[NV_PGRAPH_ZCLIPMAX] = parameter;
break;
case NV097_SET_CULL_FACE: {
unsigned int face;
switch (parameter) {
case NV097_SET_CULL_FACE_V_FRONT:
face = NV_PGRAPH_SETUPRASTER_CULLCTRL_FRONT; break;
case NV097_SET_CULL_FACE_V_BACK:
face = NV_PGRAPH_SETUPRASTER_CULLCTRL_BACK; break;
case NV097_SET_CULL_FACE_V_FRONT_AND_BACK:
face = NV_PGRAPH_SETUPRASTER_CULLCTRL_FRONT_AND_BACK; break;
default:
assert(false);
break;
}
SET_MASK(pg->regs[NV_PGRAPH_SETUPRASTER],
NV_PGRAPH_SETUPRASTER_CULLCTRL,
face);
break;
}
case NV097_SET_FRONT_FACE: {
bool ccw;
switch (parameter) {
case NV097_SET_FRONT_FACE_V_CW:
ccw = false; break;
case NV097_SET_FRONT_FACE_V_CCW:
ccw = true; break;
default:
fprintf(stderr, "Unknown front face: 0x%x\n", parameter);
assert(false);
break;
}
SET_MASK(pg->regs[NV_PGRAPH_SETUPRASTER],
NV_PGRAPH_SETUPRASTER_FRONTFACE,
ccw ? 1 : 0);
break;
}
case NV097_SET_NORMALIZATION_ENABLE:
SET_MASK(pg->regs[NV_PGRAPH_CSV0_C],
NV_PGRAPH_CSV0_C_NORMALIZATION_ENABLE,
parameter);
break;
case NV097_SET_LIGHT_ENABLE_MASK:
SET_MASK(d->pgraph.regs[NV_PGRAPH_CSV0_D],
NV_PGRAPH_CSV0_D_LIGHTS,
parameter);
break;
CASE_4(NV097_SET_TEXGEN_S, 16): {
slot = (method - NV097_SET_TEXGEN_S) / 16;
unsigned int reg = (slot < 2) ? NV_PGRAPH_CSV1_A
: NV_PGRAPH_CSV1_B;
unsigned int mask = (slot % 2) ? NV_PGRAPH_CSV1_A_T1_S
: NV_PGRAPH_CSV1_A_T0_S;
SET_MASK(pg->regs[reg], mask, kelvin_map_texgen(parameter, 0));
break;
}
CASE_4(NV097_SET_TEXGEN_T, 16): {
slot = (method - NV097_SET_TEXGEN_T) / 16;
unsigned int reg = (slot < 2) ? NV_PGRAPH_CSV1_A
: NV_PGRAPH_CSV1_B;
unsigned int mask = (slot % 2) ? NV_PGRAPH_CSV1_A_T1_T
: NV_PGRAPH_CSV1_A_T0_T;
SET_MASK(pg->regs[reg], mask, kelvin_map_texgen(parameter, 1));
break;
}
CASE_4(NV097_SET_TEXGEN_R, 16): {
slot = (method - NV097_SET_TEXGEN_R) / 16;
unsigned int reg = (slot < 2) ? NV_PGRAPH_CSV1_A
: NV_PGRAPH_CSV1_B;
unsigned int mask = (slot % 2) ? NV_PGRAPH_CSV1_A_T1_R
: NV_PGRAPH_CSV1_A_T0_R;
SET_MASK(pg->regs[reg], mask, kelvin_map_texgen(parameter, 2));
break;
}
CASE_4(NV097_SET_TEXGEN_Q, 16): {
slot = (method - NV097_SET_TEXGEN_Q) / 16;
unsigned int reg = (slot < 2) ? NV_PGRAPH_CSV1_A
: NV_PGRAPH_CSV1_B;
unsigned int mask = (slot % 2) ? NV_PGRAPH_CSV1_A_T1_Q
: NV_PGRAPH_CSV1_A_T0_Q;
SET_MASK(pg->regs[reg], mask, kelvin_map_texgen(parameter, 3));
break;
}
CASE_4(NV097_SET_TEXTURE_MATRIX_ENABLE,4):
slot = (method - NV097_SET_TEXTURE_MATRIX_ENABLE) / 4;
pg->texture_matrix_enable[slot] = parameter;
break;
case NV097_SET_PROJECTION_MATRIX ...
NV097_SET_PROJECTION_MATRIX + 0x3c: {
slot = (method - NV097_SET_PROJECTION_MATRIX) / 4;
// pg->projection_matrix[slot] = *(float*)&parameter;
unsigned int row = NV_IGRAPH_XF_XFCTX_PMAT0 + slot/4;
pg->vsh_constants[row][slot%4] = parameter;
pg->vsh_constants_dirty[row] = true;
break;
}
case NV097_SET_MODEL_VIEW_MATRIX ...
NV097_SET_MODEL_VIEW_MATRIX + 0xfc: {
slot = (method - NV097_SET_MODEL_VIEW_MATRIX) / 4;
unsigned int matnum = slot / 16;
unsigned int entry = slot % 16;
unsigned int row = NV_IGRAPH_XF_XFCTX_MMAT0 + matnum*8 + entry/4;
pg->vsh_constants[row][entry % 4] = parameter;
pg->vsh_constants_dirty[row] = true;
break;
}
case NV097_SET_INVERSE_MODEL_VIEW_MATRIX ...
NV097_SET_INVERSE_MODEL_VIEW_MATRIX + 0xfc: {
slot = (method - NV097_SET_INVERSE_MODEL_VIEW_MATRIX) / 4;
unsigned int matnum = slot / 16;
unsigned int entry = slot % 16;
unsigned int row = NV_IGRAPH_XF_XFCTX_IMMAT0 + matnum*8 + entry/4;
pg->vsh_constants[row][entry % 4] = parameter;
pg->vsh_constants_dirty[row] = true;
break;
}
case NV097_SET_COMPOSITE_MATRIX ...
NV097_SET_COMPOSITE_MATRIX + 0x3c: {
slot = (method - NV097_SET_COMPOSITE_MATRIX) / 4;
unsigned int row = NV_IGRAPH_XF_XFCTX_CMAT0 + slot/4;
pg->vsh_constants[row][slot%4] = parameter;
pg->vsh_constants_dirty[row] = true;
break;
}
case NV097_SET_TEXTURE_MATRIX ...
NV097_SET_TEXTURE_MATRIX + 0xfc: {
slot = (method - NV097_SET_TEXTURE_MATRIX) / 4;
unsigned int tex = slot / 16;
unsigned int entry = slot % 16;
unsigned int row = NV_IGRAPH_XF_XFCTX_T0MAT + tex*8 + entry/4;
pg->vsh_constants[row][entry%4] = parameter;
pg->vsh_constants_dirty[row] = true;
break;
}
case NV097_SET_FOG_PARAMS ...
NV097_SET_FOG_PARAMS + 8:
slot = (method - NV097_SET_FOG_PARAMS) / 4;
if (slot < 2) {
pg->regs[NV_PGRAPH_FOGPARAM0 + slot*4] = parameter;
} else {
/* FIXME: No idea where slot = 2 is */
}
pg->ltctxa[NV_IGRAPH_XF_LTCTXA_FOG_K][slot] = parameter;
pg->ltctxa_dirty[NV_IGRAPH_XF_LTCTXA_FOG_K] = true;
break;
/* Handles NV097_SET_TEXGEN_PLANE_S,T,R,Q */
case NV097_SET_TEXGEN_PLANE_S ...
NV097_SET_TEXGEN_PLANE_S + 0xfc: {
slot = (method - NV097_SET_TEXGEN_PLANE_S) / 4;
unsigned int tex = slot / 16;
unsigned int entry = slot % 16;
unsigned int row = NV_IGRAPH_XF_XFCTX_TG0MAT + tex*8 + entry/4;
pg->vsh_constants[row][entry%4] = parameter;
pg->vsh_constants_dirty[row] = true;
break;
}
case NV097_SET_TEXGEN_VIEW_MODEL:
SET_MASK(pg->regs[NV_PGRAPH_CSV0_D], NV_PGRAPH_CSV0_D_TEXGEN_REF,
parameter);
break;
case NV097_SET_FOG_PLANE ...
NV097_SET_FOG_PLANE + 12:
slot = (method - NV097_SET_FOG_PLANE) / 4;
pg->vsh_constants[NV_IGRAPH_XF_XFCTX_FOG][slot] = parameter;
pg->vsh_constants_dirty[NV_IGRAPH_XF_XFCTX_FOG] = true;
break;
case NV097_SET_SCENE_AMBIENT_COLOR ...
NV097_SET_SCENE_AMBIENT_COLOR + 8:
slot = (method - NV097_SET_SCENE_AMBIENT_COLOR) / 4;
// ??
pg->ltctxa[NV_IGRAPH_XF_LTCTXA_FR_AMB][slot] = parameter;
pg->ltctxa_dirty[NV_IGRAPH_XF_LTCTXA_FR_AMB] = true;
break;
case NV097_SET_VIEWPORT_OFFSET ...
NV097_SET_VIEWPORT_OFFSET + 12:
slot = (method - NV097_SET_VIEWPORT_OFFSET) / 4;
pg->vsh_constants[NV_IGRAPH_XF_XFCTX_VPOFF][slot] = parameter;
pg->vsh_constants_dirty[NV_IGRAPH_XF_XFCTX_VPOFF] = true;
break;
case NV097_SET_EYE_POSITION ...
NV097_SET_EYE_POSITION + 12:
slot = (method - NV097_SET_EYE_POSITION) / 4;
pg->vsh_constants[NV_IGRAPH_XF_XFCTX_EYEP][slot] = parameter;
pg->vsh_constants_dirty[NV_IGRAPH_XF_XFCTX_EYEP] = true;
break;
case NV097_SET_COMBINER_FACTOR0 ...
NV097_SET_COMBINER_FACTOR0 + 28:
slot = (method - NV097_SET_COMBINER_FACTOR0) / 4;
pg->regs[NV_PGRAPH_COMBINEFACTOR0 + slot*4] = parameter;
break;
case NV097_SET_COMBINER_FACTOR1 ...
NV097_SET_COMBINER_FACTOR1 + 28:
slot = (method - NV097_SET_COMBINER_FACTOR1) / 4;
pg->regs[NV_PGRAPH_COMBINEFACTOR1 + slot*4] = parameter;
break;
case NV097_SET_COMBINER_ALPHA_OCW ...
NV097_SET_COMBINER_ALPHA_OCW + 28:
slot = (method - NV097_SET_COMBINER_ALPHA_OCW) / 4;
pg->regs[NV_PGRAPH_COMBINEALPHAO0 + slot*4] = parameter;
break;
case NV097_SET_COMBINER_COLOR_ICW ...
NV097_SET_COMBINER_COLOR_ICW + 28:
slot = (method - NV097_SET_COMBINER_COLOR_ICW) / 4;
pg->regs[NV_PGRAPH_COMBINECOLORI0 + slot*4] = parameter;
break;
case NV097_SET_VIEWPORT_SCALE ...
NV097_SET_VIEWPORT_SCALE + 12:
slot = (method - NV097_SET_VIEWPORT_SCALE) / 4;
pg->vsh_constants[NV_IGRAPH_XF_XFCTX_VPSCL][slot] = parameter;
pg->vsh_constants_dirty[NV_IGRAPH_XF_XFCTX_VPSCL] = true;
break;
case NV097_SET_TRANSFORM_PROGRAM ...
NV097_SET_TRANSFORM_PROGRAM + 0x7c: {
slot = (method - NV097_SET_TRANSFORM_PROGRAM) / 4;
int program_load = GET_MASK(pg->regs[NV_PGRAPH_CHEOPS_OFFSET],
NV_PGRAPH_CHEOPS_OFFSET_PROG_LD_PTR);
assert(program_load < NV2A_MAX_TRANSFORM_PROGRAM_LENGTH);
pg->program_data[program_load][slot%4] = parameter;
if (slot % 4 == 3) {
SET_MASK(pg->regs[NV_PGRAPH_CHEOPS_OFFSET],
NV_PGRAPH_CHEOPS_OFFSET_PROG_LD_PTR, program_load+1);
}
break;
}
case NV097_SET_TRANSFORM_CONSTANT ...
NV097_SET_TRANSFORM_CONSTANT + 0x7c: {
slot = (method - NV097_SET_TRANSFORM_CONSTANT) / 4;
int const_load = GET_MASK(pg->regs[NV_PGRAPH_CHEOPS_OFFSET],
NV_PGRAPH_CHEOPS_OFFSET_CONST_LD_PTR);
assert(const_load < NV2A_VERTEXSHADER_CONSTANTS);
// VertexShaderConstant *constant = &pg->constants[const_load];
pg->vsh_constants_dirty[const_load] |=
(parameter != pg->vsh_constants[const_load][slot%4]);
pg->vsh_constants[const_load][slot%4] = parameter;
if (slot % 4 == 3) {
SET_MASK(pg->regs[NV_PGRAPH_CHEOPS_OFFSET],
NV_PGRAPH_CHEOPS_OFFSET_CONST_LD_PTR, const_load+1);
}
break;
}
case NV097_SET_VERTEX3F ...
NV097_SET_VERTEX3F + 8: {
slot = (method - NV097_SET_VERTEX3F) / 4;
VertexAttribute *attribute =
&pg->vertex_attributes[NV2A_VERTEX_ATTR_POSITION];
pgraph_allocate_inline_buffer_vertices(pg, NV2A_VERTEX_ATTR_POSITION);
attribute->inline_value[slot] = *(float*)&parameter;
attribute->inline_value[3] = 1.0f;
if (slot == 2) {
pgraph_finish_inline_buffer_vertex(pg);
}
break;
}
/* Handles NV097_SET_BACK_LIGHT_* */
case NV097_SET_BACK_LIGHT_AMBIENT_COLOR ...
NV097_SET_BACK_LIGHT_SPECULAR_COLOR + 0x1C8: {
slot = (method - NV097_SET_BACK_LIGHT_AMBIENT_COLOR) / 4;
unsigned int part = NV097_SET_BACK_LIGHT_AMBIENT_COLOR / 4 + slot % 16;
slot /= 16; /* [Light index] */
assert(slot < 8);
switch(part * 4) {
case NV097_SET_BACK_LIGHT_AMBIENT_COLOR ...
NV097_SET_BACK_LIGHT_AMBIENT_COLOR + 8:
part -= NV097_SET_BACK_LIGHT_AMBIENT_COLOR / 4;
pg->ltctxb[NV_IGRAPH_XF_LTCTXB_L0_BAMB + slot*6][part] = parameter;
pg->ltctxb_dirty[NV_IGRAPH_XF_LTCTXB_L0_BAMB + slot*6] = true;
break;
case NV097_SET_BACK_LIGHT_DIFFUSE_COLOR ...
NV097_SET_BACK_LIGHT_DIFFUSE_COLOR + 8:
part -= NV097_SET_BACK_LIGHT_DIFFUSE_COLOR / 4;
pg->ltctxb[NV_IGRAPH_XF_LTCTXB_L0_BDIF + slot*6][part] = parameter;
pg->ltctxb_dirty[NV_IGRAPH_XF_LTCTXB_L0_BDIF + slot*6] = true;
break;
case NV097_SET_BACK_LIGHT_SPECULAR_COLOR ...
NV097_SET_BACK_LIGHT_SPECULAR_COLOR + 8:
part -= NV097_SET_BACK_LIGHT_SPECULAR_COLOR / 4;
pg->ltctxb[NV_IGRAPH_XF_LTCTXB_L0_BSPC + slot*6][part] = parameter;
pg->ltctxb_dirty[NV_IGRAPH_XF_LTCTXB_L0_BSPC + slot*6] = true;
break;
default:
assert(false);
break;
}
break;
}
/* Handles all the light source props except for NV097_SET_BACK_LIGHT_* */
case NV097_SET_LIGHT_AMBIENT_COLOR ...
NV097_SET_LIGHT_LOCAL_ATTENUATION + 0x38C: {
slot = (method - NV097_SET_LIGHT_AMBIENT_COLOR) / 4;
unsigned int part = NV097_SET_LIGHT_AMBIENT_COLOR / 4 + slot % 32;
slot /= 32; /* [Light index] */
assert(slot < 8);
switch(part * 4) {
case NV097_SET_LIGHT_AMBIENT_COLOR ...
NV097_SET_LIGHT_AMBIENT_COLOR + 8:
part -= NV097_SET_LIGHT_AMBIENT_COLOR / 4;
pg->ltctxb[NV_IGRAPH_XF_LTCTXB_L0_AMB + slot*6][part] = parameter;
pg->ltctxb_dirty[NV_IGRAPH_XF_LTCTXB_L0_AMB + slot*6] = true;
break;
case NV097_SET_LIGHT_DIFFUSE_COLOR ...
NV097_SET_LIGHT_DIFFUSE_COLOR + 8:
part -= NV097_SET_LIGHT_DIFFUSE_COLOR / 4;
pg->ltctxb[NV_IGRAPH_XF_LTCTXB_L0_DIF + slot*6][part] = parameter;
pg->ltctxb_dirty[NV_IGRAPH_XF_LTCTXB_L0_DIF + slot*6] = true;
break;
case NV097_SET_LIGHT_SPECULAR_COLOR ...
NV097_SET_LIGHT_SPECULAR_COLOR + 8:
part -= NV097_SET_LIGHT_SPECULAR_COLOR / 4;
pg->ltctxb[NV_IGRAPH_XF_LTCTXB_L0_SPC + slot*6][part] = parameter;
pg->ltctxb_dirty[NV_IGRAPH_XF_LTCTXB_L0_SPC + slot*6] = true;
break;
case NV097_SET_LIGHT_LOCAL_RANGE:
pg->ltc1[NV_IGRAPH_XF_LTC1_r0 + slot][0] = parameter;
pg->ltc1_dirty[NV_IGRAPH_XF_LTC1_r0 + slot] = true;
break;
case NV097_SET_LIGHT_INFINITE_HALF_VECTOR ...
NV097_SET_LIGHT_INFINITE_HALF_VECTOR + 8:
part -= NV097_SET_LIGHT_INFINITE_HALF_VECTOR / 4;
pg->light_infinite_half_vector[slot][part] = *(float*)&parameter;
break;
case NV097_SET_LIGHT_INFINITE_DIRECTION ...
NV097_SET_LIGHT_INFINITE_DIRECTION + 8:
part -= NV097_SET_LIGHT_INFINITE_DIRECTION / 4;
pg->light_infinite_direction[slot][part] = *(float*)&parameter;
break;
case NV097_SET_LIGHT_SPOT_FALLOFF ...
NV097_SET_LIGHT_SPOT_FALLOFF + 8:
part -= NV097_SET_LIGHT_SPOT_FALLOFF / 4;
pg->ltctxa[NV_IGRAPH_XF_LTCTXA_L0_K + slot*2][part] = parameter;
pg->ltctxa_dirty[NV_IGRAPH_XF_LTCTXA_L0_K + slot*2] = true;
break;
case NV097_SET_LIGHT_SPOT_DIRECTION ...
NV097_SET_LIGHT_SPOT_DIRECTION + 12:
part -= NV097_SET_LIGHT_SPOT_DIRECTION / 4;
pg->ltctxa[NV_IGRAPH_XF_LTCTXA_L0_SPT + slot*2][part] = parameter;
pg->ltctxa_dirty[NV_IGRAPH_XF_LTCTXA_L0_SPT + slot*2] = true;
break;
case NV097_SET_LIGHT_LOCAL_POSITION ...
NV097_SET_LIGHT_LOCAL_POSITION + 8:
part -= NV097_SET_LIGHT_LOCAL_POSITION / 4;
pg->light_local_position[slot][part] = *(float*)&parameter;
break;
case NV097_SET_LIGHT_LOCAL_ATTENUATION ...
NV097_SET_LIGHT_LOCAL_ATTENUATION + 8:
part -= NV097_SET_LIGHT_LOCAL_ATTENUATION / 4;
pg->light_local_attenuation[slot][part] = *(float*)&parameter;
break;
default:
assert(false);
break;
}
break;
}
case NV097_SET_VERTEX4F ...
NV097_SET_VERTEX4F + 12: {
slot = (method - NV097_SET_VERTEX4F) / 4;
VertexAttribute *attribute =
&pg->vertex_attributes[NV2A_VERTEX_ATTR_POSITION];
pgraph_allocate_inline_buffer_vertices(pg, NV2A_VERTEX_ATTR_POSITION);
attribute->inline_value[slot] = *(float*)&parameter;
if (slot == 3) {
pgraph_finish_inline_buffer_vertex(pg);
}
break;
}
case NV097_SET_VERTEX_DATA_ARRAY_FORMAT ...
NV097_SET_VERTEX_DATA_ARRAY_FORMAT + 0x3c: {
slot = (method - NV097_SET_VERTEX_DATA_ARRAY_FORMAT) / 4;
VertexAttribute *vertex_attribute = &pg->vertex_attributes[slot];
vertex_attribute->format =
GET_MASK(parameter, NV097_SET_VERTEX_DATA_ARRAY_FORMAT_TYPE);
vertex_attribute->count =
GET_MASK(parameter, NV097_SET_VERTEX_DATA_ARRAY_FORMAT_SIZE);
vertex_attribute->stride =
GET_MASK(parameter, NV097_SET_VERTEX_DATA_ARRAY_FORMAT_STRIDE);
NV2A_DPRINTF("vertex data array format=%d, count=%d, stride=%d\n",
vertex_attribute->format,
vertex_attribute->count,
vertex_attribute->stride);
vertex_attribute->gl_count = vertex_attribute->count;
switch (vertex_attribute->format) {
case NV097_SET_VERTEX_DATA_ARRAY_FORMAT_TYPE_UB_D3D:
vertex_attribute->gl_type = GL_UNSIGNED_BYTE;
vertex_attribute->gl_normalize = GL_TRUE;
vertex_attribute->size = 1;
assert(vertex_attribute->count == 4);
// http://www.opengl.org/registry/specs/ARB/vertex_array_bgra.txt
vertex_attribute->gl_count = GL_BGRA;
vertex_attribute->needs_conversion = false;
break;
case NV097_SET_VERTEX_DATA_ARRAY_FORMAT_TYPE_UB_OGL:
vertex_attribute->gl_type = GL_UNSIGNED_BYTE;
vertex_attribute->gl_normalize = GL_TRUE;
vertex_attribute->size = 1;
vertex_attribute->needs_conversion = false;
break;
case NV097_SET_VERTEX_DATA_ARRAY_FORMAT_TYPE_S1:
vertex_attribute->gl_type = GL_SHORT;
vertex_attribute->gl_normalize = GL_TRUE;
vertex_attribute->size = 2;
vertex_attribute->needs_conversion = false;
break;
case NV097_SET_VERTEX_DATA_ARRAY_FORMAT_TYPE_F:
vertex_attribute->gl_type = GL_FLOAT;
vertex_attribute->gl_normalize = GL_FALSE;
vertex_attribute->size = 4;
vertex_attribute->needs_conversion = false;
break;
case NV097_SET_VERTEX_DATA_ARRAY_FORMAT_TYPE_S32K:
vertex_attribute->gl_type = GL_SHORT;
vertex_attribute->gl_normalize = GL_FALSE;
vertex_attribute->size = 2;
vertex_attribute->needs_conversion = false;
break;
case NV097_SET_VERTEX_DATA_ARRAY_FORMAT_TYPE_CMP:
/* 3 signed, normalized components packed in 32-bits. (11,11,10) */
vertex_attribute->size = 4;
vertex_attribute->gl_type = GL_FLOAT;
vertex_attribute->gl_normalize = GL_FALSE;
vertex_attribute->needs_conversion = true;
vertex_attribute->converted_size = sizeof(float);
vertex_attribute->converted_count = 3 * vertex_attribute->count;
break;
default:
fprintf(stderr, "Unknown vertex type: 0x%x\n", vertex_attribute->format);
assert(false);
break;
}
if (vertex_attribute->needs_conversion) {
vertex_attribute->converted_elements = 0;
} else {
if (vertex_attribute->converted_buffer) {
g_free(vertex_attribute->converted_buffer);
vertex_attribute->converted_buffer = NULL;
}
}
break;
}
case NV097_SET_VERTEX_DATA_ARRAY_OFFSET ...
NV097_SET_VERTEX_DATA_ARRAY_OFFSET + 0x3c:
slot = (method - NV097_SET_VERTEX_DATA_ARRAY_OFFSET) / 4;
pg->vertex_attributes[slot].dma_select =
parameter & 0x80000000;
pg->vertex_attributes[slot].offset =
parameter & 0x7fffffff;
pg->vertex_attributes[slot].converted_elements = 0;
break;
case NV097_SET_LOGIC_OP_ENABLE:
SET_MASK(pg->regs[NV_PGRAPH_BLEND],
NV_PGRAPH_BLEND_LOGICOP_ENABLE, parameter);
break;
case NV097_SET_LOGIC_OP:
SET_MASK(pg->regs[NV_PGRAPH_BLEND],
NV_PGRAPH_BLEND_LOGICOP, parameter & 0xF);
break;
case NV097_CLEAR_REPORT_VALUE:
/* FIXME: Does this have a value in parameter? Also does this (also?) modify
* the report memory block?
*/
if (pg->gl_zpass_pixel_count_query_count) {
glDeleteQueries(pg->gl_zpass_pixel_count_query_count,
pg->gl_zpass_pixel_count_queries);
pg->gl_zpass_pixel_count_query_count = 0;
}
pg->zpass_pixel_count_result = 0;
break;
case NV097_SET_ZPASS_PIXEL_COUNT_ENABLE:
pg->zpass_pixel_count_enable = parameter;
break;
case NV097_GET_REPORT: {
/* FIXME: This was first intended to be watchpoint-based. However,
* qemu / kvm only supports virtual-address watchpoints.
* This'll do for now, but accuracy and performance with other
* approaches could be better
*/
uint8_t type = GET_MASK(parameter, NV097_GET_REPORT_TYPE);
assert(type == NV097_GET_REPORT_TYPE_ZPASS_PIXEL_CNT);
hwaddr offset = GET_MASK(parameter, NV097_GET_REPORT_OFFSET);
uint64_t timestamp = 0x0011223344556677; /* FIXME: Update timestamp?! */
uint32_t done = 0;
/* FIXME: Multisampling affects this (both: OGL and Xbox GPU),
* not sure if CLEARs also count
*/
/* FIXME: What about clipping regions etc? */
for(i = 0; i < pg->gl_zpass_pixel_count_query_count; i++) {
GLuint gl_query_result;
glGetQueryObjectuiv(pg->gl_zpass_pixel_count_queries[i],
GL_QUERY_RESULT,
&gl_query_result);
pg->zpass_pixel_count_result += gl_query_result;
}
if (pg->gl_zpass_pixel_count_query_count) {
glDeleteQueries(pg->gl_zpass_pixel_count_query_count,
pg->gl_zpass_pixel_count_queries);
}
pg->gl_zpass_pixel_count_query_count = 0;
hwaddr report_dma_len;
uint8_t *report_data = (uint8_t*)nv_dma_map(d, pg->dma_report,
&report_dma_len);
assert(offset < report_dma_len);
report_data += offset;
stq_le_p((uint64_t*)&report_data[0], timestamp);
stl_le_p((uint32_t*)&report_data[8], pg->zpass_pixel_count_result);
stl_le_p((uint32_t*)&report_data[12], done);
break;
}
case NV097_SET_EYE_DIRECTION ...
NV097_SET_EYE_DIRECTION + 8:
slot = (method - NV097_SET_EYE_DIRECTION) / 4;
pg->ltctxa[NV_IGRAPH_XF_LTCTXA_EYED][slot] = parameter;
pg->ltctxa_dirty[NV_IGRAPH_XF_LTCTXA_EYED] = true;
break;
case NV097_SET_BEGIN_END: {
bool depth_test =
pg->regs[NV_PGRAPH_CONTROL_0] & NV_PGRAPH_CONTROL_0_ZENABLE;
bool stencil_test = pg->regs[NV_PGRAPH_CONTROL_1]
& NV_PGRAPH_CONTROL_1_STENCIL_TEST_ENABLE;
if (parameter == NV097_SET_BEGIN_END_OP_END) {
assert(pg->shader_binding);
if (pg->draw_arrays_length) {
NV2A_GL_DPRINTF(false, "Draw Arrays");
assert(pg->inline_buffer_length == 0);
assert(pg->inline_array_length == 0);
assert(pg->inline_elements_length == 0);
pgraph_bind_vertex_attributes(d, pg->draw_arrays_max_count,
false, 0);
glMultiDrawArrays(pg->shader_binding->gl_primitive_mode,
pg->gl_draw_arrays_start,
pg->gl_draw_arrays_count,
pg->draw_arrays_length);
} else if (pg->inline_buffer_length) {
NV2A_GL_DPRINTF(false, "Inline Buffer");
assert(pg->draw_arrays_length == 0);
assert(pg->inline_array_length == 0);
assert(pg->inline_elements_length == 0);
for (i = 0; i < NV2A_VERTEXSHADER_ATTRIBUTES; i++) {
VertexAttribute *attribute = &pg->vertex_attributes[i];
if (attribute->inline_buffer) {
glBindBuffer(GL_ARRAY_BUFFER,
attribute->gl_inline_buffer);
glBufferData(GL_ARRAY_BUFFER,
pg->inline_buffer_length
* sizeof(float) * 4,
attribute->inline_buffer,
GL_DYNAMIC_DRAW);
/* Clear buffer for next batch */
g_free(attribute->inline_buffer);
attribute->inline_buffer = NULL;
glVertexAttribPointer(i, 4, GL_FLOAT, GL_FALSE, 0, 0);
glEnableVertexAttribArray(i);
} else {
glDisableVertexAttribArray(i);
glVertexAttrib4fv(i, attribute->inline_value);
}
}
glDrawArrays(pg->shader_binding->gl_primitive_mode,
0, pg->inline_buffer_length);
} else if (pg->inline_array_length) {
NV2A_GL_DPRINTF(false, "Inline Array");
assert(pg->draw_arrays_length == 0);
assert(pg->inline_buffer_length == 0);
assert(pg->inline_elements_length == 0);
unsigned int index_count = pgraph_bind_inline_array(d);
glDrawArrays(pg->shader_binding->gl_primitive_mode,
0, index_count);
} else if (pg->inline_elements_length) {
NV2A_GL_DPRINTF(false, "Inline Elements");
assert(pg->draw_arrays_length == 0);
assert(pg->inline_buffer_length == 0);
assert(pg->inline_array_length == 0);
uint32_t max_element = 0;
uint32_t min_element = (uint32_t)-1;
for (i=0; i<pg->inline_elements_length; i++) {
max_element = MAX(pg->inline_elements[i], max_element);
min_element = MIN(pg->inline_elements[i], min_element);
}
pgraph_bind_vertex_attributes(d, max_element+1, false, 0);
glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, pg->gl_element_buffer);
glBufferData(GL_ELEMENT_ARRAY_BUFFER,
pg->inline_elements_length*4,
pg->inline_elements,
GL_DYNAMIC_DRAW);
glDrawRangeElements(pg->shader_binding->gl_primitive_mode,
min_element, max_element,
pg->inline_elements_length,
GL_UNSIGNED_INT,
(void*)0);
} else {
NV2A_GL_DPRINTF(true, "EMPTY NV097_SET_BEGIN_END");
assert(false);
}
/* End of visibility testing */
if (pg->zpass_pixel_count_enable) {
glEndQuery(GL_SAMPLES_PASSED);
}
NV2A_GL_DGROUP_END();
} else {
NV2A_GL_DGROUP_BEGIN("NV097_SET_BEGIN_END: 0x%x", parameter);
assert(parameter <= NV097_SET_BEGIN_END_OP_POLYGON);
pgraph_update_surface(d, true, true, depth_test || stencil_test);
pg->primitive_mode = parameter;
uint32_t control_0 = pg->regs[NV_PGRAPH_CONTROL_0];
bool alpha = control_0 & NV_PGRAPH_CONTROL_0_ALPHA_WRITE_ENABLE;
bool red = control_0 & NV_PGRAPH_CONTROL_0_RED_WRITE_ENABLE;
bool green = control_0 & NV_PGRAPH_CONTROL_0_GREEN_WRITE_ENABLE;
bool blue = control_0 & NV_PGRAPH_CONTROL_0_BLUE_WRITE_ENABLE;
glColorMask(red, green, blue, alpha);
glDepthMask(!!(control_0 & NV_PGRAPH_CONTROL_0_ZWRITEENABLE));
glStencilMask(GET_MASK(pg->regs[NV_PGRAPH_CONTROL_1],
NV_PGRAPH_CONTROL_1_STENCIL_MASK_WRITE));
if (pg->regs[NV_PGRAPH_BLEND] & NV_PGRAPH_BLEND_EN) {
glEnable(GL_BLEND);
uint32_t sfactor = GET_MASK(pg->regs[NV_PGRAPH_BLEND],
NV_PGRAPH_BLEND_SFACTOR);
uint32_t dfactor = GET_MASK(pg->regs[NV_PGRAPH_BLEND],
NV_PGRAPH_BLEND_DFACTOR);
assert(sfactor < ARRAY_SIZE(pgraph_blend_factor_map));
assert(dfactor < ARRAY_SIZE(pgraph_blend_factor_map));
glBlendFunc(pgraph_blend_factor_map[sfactor],
pgraph_blend_factor_map[dfactor]);
uint32_t equation = GET_MASK(pg->regs[NV_PGRAPH_BLEND],
NV_PGRAPH_BLEND_EQN);
assert(equation < ARRAY_SIZE(pgraph_blend_equation_map));
glBlendEquation(pgraph_blend_equation_map[equation]);
uint32_t blend_color = pg->regs[NV_PGRAPH_BLENDCOLOR];
glBlendColor( ((blend_color >> 16) & 0xFF) / 255.0f, /* red */
((blend_color >> 8) & 0xFF) / 255.0f, /* green */
(blend_color & 0xFF) / 255.0f, /* blue */
((blend_color >> 24) & 0xFF) / 255.0f);/* alpha */
} else {
glDisable(GL_BLEND);
}
/* Face culling */
if (pg->regs[NV_PGRAPH_SETUPRASTER]
& NV_PGRAPH_SETUPRASTER_CULLENABLE) {
uint32_t cull_face = GET_MASK(pg->regs[NV_PGRAPH_SETUPRASTER],
NV_PGRAPH_SETUPRASTER_CULLCTRL);
assert(cull_face < ARRAY_SIZE(pgraph_cull_face_map));
glCullFace(pgraph_cull_face_map[cull_face]);
glEnable(GL_CULL_FACE);
} else {
glDisable(GL_CULL_FACE);
}
/* Front-face select */
glFrontFace(pg->regs[NV_PGRAPH_SETUPRASTER]
& NV_PGRAPH_SETUPRASTER_FRONTFACE
? GL_CCW : GL_CW);
/* Polygon offset */
/* FIXME: GL implementation-specific, maybe do this in VS? */
if (pg->regs[NV_PGRAPH_SETUPRASTER] &
NV_PGRAPH_SETUPRASTER_POFFSETFILLENABLE) {
glEnable(GL_POLYGON_OFFSET_FILL);
} else {
glDisable(GL_POLYGON_OFFSET_FILL);
}
if (pg->regs[NV_PGRAPH_SETUPRASTER] &
NV_PGRAPH_SETUPRASTER_POFFSETLINEENABLE) {
glEnable(GL_POLYGON_OFFSET_LINE);
} else {
glDisable(GL_POLYGON_OFFSET_LINE);
}
if (pg->regs[NV_PGRAPH_SETUPRASTER] &
NV_PGRAPH_SETUPRASTER_POFFSETPOINTENABLE) {
glEnable(GL_POLYGON_OFFSET_POINT);
} else {
glDisable(GL_POLYGON_OFFSET_POINT);
}
if (pg->regs[NV_PGRAPH_SETUPRASTER] &
(NV_PGRAPH_SETUPRASTER_POFFSETFILLENABLE |
NV_PGRAPH_SETUPRASTER_POFFSETLINEENABLE |
NV_PGRAPH_SETUPRASTER_POFFSETPOINTENABLE)) {
GLfloat zfactor = *(float*)&pg->regs[NV_PGRAPH_ZOFFSETFACTOR];
GLfloat zbias = *(float*)&pg->regs[NV_PGRAPH_ZOFFSETBIAS];
glPolygonOffset(zfactor, zbias);
}
/* Depth testing */
if (depth_test) {
glEnable(GL_DEPTH_TEST);
uint32_t depth_func = GET_MASK(pg->regs[NV_PGRAPH_CONTROL_0],
NV_PGRAPH_CONTROL_0_ZFUNC);
assert(depth_func < ARRAY_SIZE(pgraph_depth_func_map));
glDepthFunc(pgraph_depth_func_map[depth_func]);
} else {
glDisable(GL_DEPTH_TEST);
}
if (stencil_test) {
glEnable(GL_STENCIL_TEST);
uint32_t stencil_func = GET_MASK(pg->regs[NV_PGRAPH_CONTROL_1],
NV_PGRAPH_CONTROL_1_STENCIL_FUNC);
uint32_t stencil_ref = GET_MASK(pg->regs[NV_PGRAPH_CONTROL_1],
NV_PGRAPH_CONTROL_1_STENCIL_REF);
uint32_t func_mask = GET_MASK(pg->regs[NV_PGRAPH_CONTROL_1],
NV_PGRAPH_CONTROL_1_STENCIL_MASK_READ);
uint32_t op_fail = GET_MASK(pg->regs[NV_PGRAPH_CONTROL_2],
NV_PGRAPH_CONTROL_2_STENCIL_OP_FAIL);
uint32_t op_zfail = GET_MASK(pg->regs[NV_PGRAPH_CONTROL_2],
NV_PGRAPH_CONTROL_2_STENCIL_OP_ZFAIL);
uint32_t op_zpass = GET_MASK(pg->regs[NV_PGRAPH_CONTROL_2],
NV_PGRAPH_CONTROL_2_STENCIL_OP_ZPASS);
assert(stencil_func < ARRAY_SIZE(pgraph_stencil_func_map));
assert(op_fail < ARRAY_SIZE(pgraph_stencil_op_map));
assert(op_zfail < ARRAY_SIZE(pgraph_stencil_op_map));
assert(op_zpass < ARRAY_SIZE(pgraph_stencil_op_map));
glStencilFunc(
pgraph_stencil_func_map[stencil_func],
stencil_ref,
func_mask);
glStencilOp(
pgraph_stencil_op_map[op_fail],
pgraph_stencil_op_map[op_zfail],
pgraph_stencil_op_map[op_zpass]);
} else {
glDisable(GL_STENCIL_TEST);
}
/* Dither */
/* FIXME: GL implementation dependent */
if (pg->regs[NV_PGRAPH_CONTROL_0] &
NV_PGRAPH_CONTROL_0_DITHERENABLE) {
glEnable(GL_DITHER);
} else {
glDisable(GL_DITHER);
}
pgraph_bind_shaders(pg);
pgraph_bind_textures(d);
//glDisableVertexAttribArray(NV2A_VERTEX_ATTR_DIFFUSE);
//glVertexAttrib4f(NV2A_VERTEX_ATTR_DIFFUSE, 1.0, 1.0, 1.0, 1.0);
unsigned int width, height;
pgraph_get_surface_dimensions(pg, &width, &height);
pgraph_apply_anti_aliasing_factor(pg, &width, &height);
glViewport(0, 0, width, height);
pg->inline_elements_length = 0;
pg->inline_array_length = 0;
pg->inline_buffer_length = 0;
pg->draw_arrays_length = 0;
pg->draw_arrays_max_count = 0;
/* Visibility testing */
if (pg->zpass_pixel_count_enable) {
GLuint gl_query;
glGenQueries(1, &gl_query);
pg->gl_zpass_pixel_count_query_count++;
pg->gl_zpass_pixel_count_queries = (GLuint*)g_realloc(
pg->gl_zpass_pixel_count_queries,
sizeof(GLuint) * pg->gl_zpass_pixel_count_query_count);
pg->gl_zpass_pixel_count_queries[
pg->gl_zpass_pixel_count_query_count - 1] = gl_query;
glBeginQuery(GL_SAMPLES_PASSED, gl_query);
}
}
pgraph_set_surface_dirty(pg, true, depth_test || stencil_test);
break;
}
CASE_4(NV097_SET_TEXTURE_OFFSET, 64):
slot = (method - NV097_SET_TEXTURE_OFFSET) / 64;
pg->regs[NV_PGRAPH_TEXOFFSET0 + slot * 4] = parameter;
pg->texture_dirty[slot] = true;
break;
CASE_4(NV097_SET_TEXTURE_FORMAT, 64): {
slot = (method - NV097_SET_TEXTURE_FORMAT) / 64;
bool dma_select =
GET_MASK(parameter, NV097_SET_TEXTURE_FORMAT_CONTEXT_DMA) == 2;
bool cubemap =
GET_MASK(parameter, NV097_SET_TEXTURE_FORMAT_CUBEMAP_ENABLE);
unsigned int border_source =
GET_MASK(parameter, NV097_SET_TEXTURE_FORMAT_BORDER_SOURCE);
unsigned int dimensionality =
GET_MASK(parameter, NV097_SET_TEXTURE_FORMAT_DIMENSIONALITY);
unsigned int color_format =
GET_MASK(parameter, NV097_SET_TEXTURE_FORMAT_COLOR);
unsigned int levels =
GET_MASK(parameter, NV097_SET_TEXTURE_FORMAT_MIPMAP_LEVELS);
unsigned int log_width =
GET_MASK(parameter, NV097_SET_TEXTURE_FORMAT_BASE_SIZE_U);
unsigned int log_height =
GET_MASK(parameter, NV097_SET_TEXTURE_FORMAT_BASE_SIZE_V);
unsigned int log_depth =
GET_MASK(parameter, NV097_SET_TEXTURE_FORMAT_BASE_SIZE_P);
uint32_t *reg = &pg->regs[NV_PGRAPH_TEXFMT0 + slot * 4];
SET_MASK(*reg, NV_PGRAPH_TEXFMT0_CONTEXT_DMA, dma_select);
SET_MASK(*reg, NV_PGRAPH_TEXFMT0_CUBEMAPENABLE, cubemap);
SET_MASK(*reg, NV_PGRAPH_TEXFMT0_BORDER_SOURCE, border_source);
SET_MASK(*reg, NV_PGRAPH_TEXFMT0_DIMENSIONALITY, dimensionality);
SET_MASK(*reg, NV_PGRAPH_TEXFMT0_COLOR, color_format);
SET_MASK(*reg, NV_PGRAPH_TEXFMT0_MIPMAP_LEVELS, levels);
SET_MASK(*reg, NV_PGRAPH_TEXFMT0_BASE_SIZE_U, log_width);
SET_MASK(*reg, NV_PGRAPH_TEXFMT0_BASE_SIZE_V, log_height);
SET_MASK(*reg, NV_PGRAPH_TEXFMT0_BASE_SIZE_P, log_depth);
pg->texture_dirty[slot] = true;
break;
}
CASE_4(NV097_SET_TEXTURE_CONTROL0, 64):
slot = (method - NV097_SET_TEXTURE_CONTROL0) / 64;
pg->regs[NV_PGRAPH_TEXCTL0_0 + slot*4] = parameter;
break;
CASE_4(NV097_SET_TEXTURE_CONTROL1, 64):
slot = (method - NV097_SET_TEXTURE_CONTROL1) / 64;
pg->regs[NV_PGRAPH_TEXCTL1_0 + slot*4] = parameter;
break;
CASE_4(NV097_SET_TEXTURE_FILTER, 64):
slot = (method - NV097_SET_TEXTURE_FILTER) / 64;
pg->regs[NV_PGRAPH_TEXFILTER0 + slot * 4] = parameter;
break;
CASE_4(NV097_SET_TEXTURE_IMAGE_RECT, 64):
slot = (method - NV097_SET_TEXTURE_IMAGE_RECT) / 64;
pg->regs[NV_PGRAPH_TEXIMAGERECT0 + slot * 4] = parameter;
pg->texture_dirty[slot] = true;
break;
CASE_4(NV097_SET_TEXTURE_PALETTE, 64): {
slot = (method - NV097_SET_TEXTURE_PALETTE) / 64;
bool dma_select =
GET_MASK(parameter, NV097_SET_TEXTURE_PALETTE_CONTEXT_DMA) == 1;
unsigned int length =
GET_MASK(parameter, NV097_SET_TEXTURE_PALETTE_LENGTH);
unsigned int offset =
GET_MASK(parameter, NV097_SET_TEXTURE_PALETTE_OFFSET);
uint32_t *reg = &pg->regs[NV_PGRAPH_TEXPALETTE0 + slot * 4];
SET_MASK(*reg, NV_PGRAPH_TEXPALETTE0_CONTEXT_DMA, dma_select);
SET_MASK(*reg, NV_PGRAPH_TEXPALETTE0_LENGTH, length);
SET_MASK(*reg, NV_PGRAPH_TEXPALETTE0_OFFSET, offset);
pg->texture_dirty[slot] = true;
break;
}
CASE_4(NV097_SET_TEXTURE_BORDER_COLOR, 64):
slot = (method - NV097_SET_TEXTURE_BORDER_COLOR) / 64;
pg->regs[NV_PGRAPH_BORDERCOLOR0 + slot * 4] = parameter;
break;
CASE_4(NV097_SET_TEXTURE_SET_BUMP_ENV_MAT + 0x0, 64):
CASE_4(NV097_SET_TEXTURE_SET_BUMP_ENV_MAT + 0x4, 64):
CASE_4(NV097_SET_TEXTURE_SET_BUMP_ENV_MAT + 0x8, 64):
CASE_4(NV097_SET_TEXTURE_SET_BUMP_ENV_MAT + 0xc, 64):
slot = (method - NV097_SET_TEXTURE_SET_BUMP_ENV_MAT) / 4;
assert((slot / 16) > 0);
slot -= 16;
pg->bump_env_matrix[slot / 16][slot % 4] = *(float*)&parameter;
break;
CASE_4(NV097_SET_TEXTURE_SET_BUMP_ENV_SCALE, 64):
slot = (method - NV097_SET_TEXTURE_SET_BUMP_ENV_SCALE) / 64;
assert(slot > 0);
slot--;
pg->regs[NV_PGRAPH_BUMPSCALE1 + slot * 4] = parameter;
break;
CASE_4(NV097_SET_TEXTURE_SET_BUMP_ENV_OFFSET, 64):
slot = (method - NV097_SET_TEXTURE_SET_BUMP_ENV_OFFSET) / 64;
assert(slot > 0);
slot--;
pg->regs[NV_PGRAPH_BUMPOFFSET1 + slot * 4] = parameter;
break;
case NV097_ARRAY_ELEMENT16:
assert(pg->inline_elements_length < NV2A_MAX_BATCH_LENGTH);
pg->inline_elements[
pg->inline_elements_length++] = parameter & 0xFFFF;
pg->inline_elements[
pg->inline_elements_length++] = parameter >> 16;
break;
case NV097_ARRAY_ELEMENT32:
assert(pg->inline_elements_length < NV2A_MAX_BATCH_LENGTH);
pg->inline_elements[
pg->inline_elements_length++] = parameter;
break;
case NV097_DRAW_ARRAYS: {
unsigned int start = GET_MASK(parameter, NV097_DRAW_ARRAYS_START_INDEX);
unsigned int count = GET_MASK(parameter, NV097_DRAW_ARRAYS_COUNT)+1;
pg->draw_arrays_max_count = MAX(pg->draw_arrays_max_count, start + count);
assert(pg->draw_arrays_length < ARRAY_SIZE(pg->gl_draw_arrays_start));
/* Attempt to connect primitives */
if (pg->draw_arrays_length > 0) {
unsigned int last_start =
pg->gl_draw_arrays_start[pg->draw_arrays_length - 1];
GLsizei* last_count =
&pg->gl_draw_arrays_count[pg->draw_arrays_length - 1];
if (start == (last_start + *last_count)) {
*last_count += count;
break;
}
}
pg->gl_draw_arrays_start[pg->draw_arrays_length] = start;
pg->gl_draw_arrays_count[pg->draw_arrays_length] = count;
pg->draw_arrays_length++;
break;
}
case NV097_INLINE_ARRAY:
assert(pg->inline_array_length < NV2A_MAX_BATCH_LENGTH);
pg->inline_array[
pg->inline_array_length++] = parameter;
break;
case NV097_SET_EYE_VECTOR ...
NV097_SET_EYE_VECTOR + 8:
slot = (method - NV097_SET_EYE_VECTOR) / 4;
pg->regs[NV_PGRAPH_EYEVEC0 + slot * 4] = parameter;
break;
case NV097_SET_VERTEX_DATA2F_M ...
NV097_SET_VERTEX_DATA2F_M + 0x7c: {
slot = (method - NV097_SET_VERTEX_DATA2F_M) / 4;
unsigned int part = slot % 2;
slot /= 2;
VertexAttribute *attribute = &pg->vertex_attributes[slot];
pgraph_allocate_inline_buffer_vertices(pg, slot);
attribute->inline_value[part] = *(float*)&parameter;
/* FIXME: Should these really be set to 0.0 and 1.0 ? Conditions? */
attribute->inline_value[2] = 0.0;
attribute->inline_value[3] = 1.0;
if ((slot == 0) && (part == 1)) {
pgraph_finish_inline_buffer_vertex(pg);
}
break;
}
case NV097_SET_VERTEX_DATA4F_M ...
NV097_SET_VERTEX_DATA4F_M + 0xfc: {
slot = (method - NV097_SET_VERTEX_DATA4F_M) / 4;
unsigned int part = slot % 4;
slot /= 4;
VertexAttribute *attribute = &pg->vertex_attributes[slot];
pgraph_allocate_inline_buffer_vertices(pg, slot);
attribute->inline_value[part] = *(float*)&parameter;
if ((slot == 0) && (part == 3)) {
pgraph_finish_inline_buffer_vertex(pg);
}
break;
}
case NV097_SET_VERTEX_DATA2S ...
NV097_SET_VERTEX_DATA2S + 0x3c: {
slot = (method - NV097_SET_VERTEX_DATA2S) / 4;
VertexAttribute *attribute = &pg->vertex_attributes[slot];
pgraph_allocate_inline_buffer_vertices(pg, slot);
attribute->inline_value[0] = (float)(int16_t)(parameter & 0xFFFF);
attribute->inline_value[1] = (float)(int16_t)(parameter >> 16);
attribute->inline_value[2] = 0.0;
attribute->inline_value[3] = 1.0;
if (slot == 0) {
pgraph_finish_inline_buffer_vertex(pg);
}
break;
}
case NV097_SET_VERTEX_DATA4UB ...
NV097_SET_VERTEX_DATA4UB + 0x3c: {
slot = (method - NV097_SET_VERTEX_DATA4UB) / 4;
VertexAttribute *attribute = &pg->vertex_attributes[slot];
pgraph_allocate_inline_buffer_vertices(pg, slot);
attribute->inline_value[0] = (parameter & 0xFF) / 255.0;
attribute->inline_value[1] = ((parameter >> 8) & 0xFF) / 255.0;
attribute->inline_value[2] = ((parameter >> 16) & 0xFF) / 255.0;
attribute->inline_value[3] = ((parameter >> 24) & 0xFF) / 255.0;
if (slot == 0) {
pgraph_finish_inline_buffer_vertex(pg);
}
break;
}
case NV097_SET_VERTEX_DATA4S_M ...
NV097_SET_VERTEX_DATA4S_M + 0x7c: {
slot = (method - NV097_SET_VERTEX_DATA4S_M) / 4;
unsigned int part = slot % 2;
slot /= 2;
assert(false); /* FIXME: Untested! */
VertexAttribute *attribute = &pg->vertex_attributes[slot];
pgraph_allocate_inline_buffer_vertices(pg, slot);
/* FIXME: Is mapping to [-1,+1] correct? */
attribute->inline_value[part * 2 + 0] = ((int16_t)(parameter & 0xFFFF)
* 2.0 + 1) / 65535.0;
attribute->inline_value[part * 2 + 1] = ((int16_t)(parameter >> 16)
* 2.0 + 1) / 65535.0;
if ((slot == 0) && (part == 1)) {
pgraph_finish_inline_buffer_vertex(pg);
}
break;
}
case NV097_SET_SEMAPHORE_OFFSET:
pg->regs[NV_PGRAPH_SEMAPHOREOFFSET] = parameter;
break;
case NV097_BACK_END_WRITE_SEMAPHORE_RELEASE: {
pgraph_update_surface(d, false, true, true);
//qemu_mutex_unlock(&d->pgraph.lock);
//qemu_mutex_lock_iothread();
uint32_t semaphore_offset = pg->regs[NV_PGRAPH_SEMAPHOREOFFSET];
hwaddr semaphore_dma_len;
uint8_t *semaphore_data = (uint8_t*)nv_dma_map(d, pg->dma_semaphore,
&semaphore_dma_len);
assert(semaphore_offset < semaphore_dma_len);
semaphore_data += semaphore_offset;
stl_le_p((uint32_t*)semaphore_data, parameter);
//qemu_mutex_lock(&d->pgraph.lock);
//qemu_mutex_unlock_iothread();
break;
}
case NV097_SET_ZSTENCIL_CLEAR_VALUE:
pg->regs[NV_PGRAPH_ZSTENCILCLEARVALUE] = parameter;
break;
case NV097_SET_COLOR_CLEAR_VALUE:
pg->regs[NV_PGRAPH_COLORCLEARVALUE] = parameter;
break;
case NV097_CLEAR_SURFACE: {
NV2A_DPRINTF("---------PRE CLEAR ------\n");
GLbitfield gl_mask = 0;
bool write_color = (parameter & NV097_CLEAR_SURFACE_COLOR);
bool write_zeta =
(parameter & (NV097_CLEAR_SURFACE_Z | NV097_CLEAR_SURFACE_STENCIL));
if (write_zeta) {
uint32_t clear_zstencil =
d->pgraph.regs[NV_PGRAPH_ZSTENCILCLEARVALUE];
GLint gl_clear_stencil;
GLfloat gl_clear_depth;
/* FIXME: Put these in some lookup table */
const float f16_max = 511.9375f;
/* FIXME: 7 bits of mantissa unused. maybe use full buffer? */
const float f24_max = 3.4027977E38;
switch(pg->surface_shape.zeta_format) {
case NV097_SET_SURFACE_FORMAT_ZETA_Z16: {
uint16_t z = clear_zstencil & 0xFFFF;
/* FIXME: Remove bit for stencil clear? */
if (pg->surface_shape.z_format) {
gl_clear_depth = convert_f16_to_float(z) / f16_max;
assert(false); /* FIXME: Untested */
} else {
gl_clear_depth = z / (float)0xFFFF;
}
break;
}
case NV097_SET_SURFACE_FORMAT_ZETA_Z24S8: {
gl_clear_stencil = clear_zstencil & 0xFF;
uint32_t z = clear_zstencil >> 8;
if (pg->surface_shape.z_format) {
gl_clear_depth = convert_f24_to_float(z) / f24_max;
assert(false); /* FIXME: Untested */
} else {
gl_clear_depth = z / (float)0xFFFFFF;
}
break;
}
default:
fprintf(stderr, "Unknown zeta surface format: 0x%x\n", pg->surface_shape.zeta_format);
assert(false);
break;
}
if (parameter & NV097_CLEAR_SURFACE_Z) {
gl_mask |= GL_DEPTH_BUFFER_BIT;
glDepthMask(GL_TRUE);
glClearDepth(gl_clear_depth);
}
if (parameter & NV097_CLEAR_SURFACE_STENCIL) {
gl_mask |= GL_STENCIL_BUFFER_BIT;
glStencilMask(0xff);
glClearStencil(gl_clear_stencil);
}
}
if (write_color) {
gl_mask |= GL_COLOR_BUFFER_BIT;
glColorMask((parameter & NV097_CLEAR_SURFACE_R)
? GL_TRUE : GL_FALSE,
(parameter & NV097_CLEAR_SURFACE_G)
? GL_TRUE : GL_FALSE,
(parameter & NV097_CLEAR_SURFACE_B)
? GL_TRUE : GL_FALSE,
(parameter & NV097_CLEAR_SURFACE_A)
? GL_TRUE : GL_FALSE);
uint32_t clear_color = d->pgraph.regs[NV_PGRAPH_COLORCLEARVALUE];
/* Handle RGB */
GLfloat red, green, blue;
switch(pg->surface_shape.color_format) {
case NV097_SET_SURFACE_FORMAT_COLOR_LE_X1R5G5B5_Z1R5G5B5:
case NV097_SET_SURFACE_FORMAT_COLOR_LE_X1R5G5B5_O1R5G5B5:
red = ((clear_color >> 10) & 0x1F) / 31.0f;
green = ((clear_color >> 5) & 0x1F) / 31.0f;
blue = (clear_color & 0x1F) / 31.0f;
assert(false); /* Untested */
break;
case NV097_SET_SURFACE_FORMAT_COLOR_LE_R5G6B5:
red = ((clear_color >> 11) & 0x1F) / 31.0f;
green = ((clear_color >> 5) & 0x3F) / 63.0f;
blue = (clear_color & 0x1F) / 31.0f;
break;
case NV097_SET_SURFACE_FORMAT_COLOR_LE_X8R8G8B8_Z8R8G8B8:
case NV097_SET_SURFACE_FORMAT_COLOR_LE_X8R8G8B8_O8R8G8B8:
case NV097_SET_SURFACE_FORMAT_COLOR_LE_X1A7R8G8B8_Z1A7R8G8B8:
case NV097_SET_SURFACE_FORMAT_COLOR_LE_X1A7R8G8B8_O1A7R8G8B8:
case NV097_SET_SURFACE_FORMAT_COLOR_LE_A8R8G8B8:
red = ((clear_color >> 16) & 0xFF) / 255.0f;
green = ((clear_color >> 8) & 0xFF) / 255.0f;
blue = (clear_color & 0xFF) / 255.0f;
break;
case NV097_SET_SURFACE_FORMAT_COLOR_LE_B8:
case NV097_SET_SURFACE_FORMAT_COLOR_LE_G8B8:
/* Xbox D3D doesn't support clearing those */
default:
red = 1.0f;
green = 0.0f;
blue = 1.0f;
fprintf(stderr, "CLEAR_SURFACE for color_format 0x%x unsupported",
pg->surface_shape.color_format);
assert(false);
break;
}
/* Handle alpha */
GLfloat alpha;
switch(pg->surface_shape.color_format) {
/* FIXME: CLEAR_SURFACE seems to work like memset, so maybe we
* also have to clear non-alpha bits with alpha value?
* As GL doesn't own those pixels we'd have to do this on
* our own in xbox memory.
*/
case NV097_SET_SURFACE_FORMAT_COLOR_LE_X1A7R8G8B8_Z1A7R8G8B8:
case NV097_SET_SURFACE_FORMAT_COLOR_LE_X1A7R8G8B8_O1A7R8G8B8:
alpha = ((clear_color >> 24) & 0x7F) / 127.0f;
assert(false); /* Untested */
break;
case NV097_SET_SURFACE_FORMAT_COLOR_LE_A8R8G8B8:
alpha = ((clear_color >> 24) & 0xFF) / 255.0f;
break;
default:
alpha = 1.0f;
break;
}
glClearColor(red, green, blue, alpha);
}
pgraph_update_surface(d, true, write_color, write_zeta);
glEnable(GL_SCISSOR_TEST);
unsigned int xmin = GET_MASK(pg->regs[NV_PGRAPH_CLEARRECTX],
NV_PGRAPH_CLEARRECTX_XMIN);
unsigned int xmax = GET_MASK(pg->regs[NV_PGRAPH_CLEARRECTX],
NV_PGRAPH_CLEARRECTX_XMAX);
unsigned int ymin = GET_MASK(pg->regs[NV_PGRAPH_CLEARRECTY],
NV_PGRAPH_CLEARRECTY_YMIN);
unsigned int ymax = GET_MASK(pg->regs[NV_PGRAPH_CLEARRECTY],
NV_PGRAPH_CLEARRECTY_YMAX);
unsigned int scissor_x = xmin;
unsigned int scissor_y = pg->surface_shape.clip_height - ymax - 1;
unsigned int scissor_width = xmax - xmin + 1;
unsigned int scissor_height = ymax - ymin + 1;
pgraph_apply_anti_aliasing_factor(pg, &scissor_x, &scissor_y);
pgraph_apply_anti_aliasing_factor(pg, &scissor_width, &scissor_height);
/* FIXME: Should this really be inverted instead of ymin? */
glScissor(scissor_x, scissor_y, scissor_width, scissor_height);
/* FIXME: Respect window clip?!?! */
NV2A_DPRINTF("------------------CLEAR 0x%x %d,%d - %d,%d %x---------------\n",
parameter, xmin, ymin, xmax, ymax, d->pgraph.regs[NV_PGRAPH_COLORCLEARVALUE]);
/* Dither */
/* FIXME: Maybe also disable it here? + GL implementation dependent */
if (pg->regs[NV_PGRAPH_CONTROL_0] &
NV_PGRAPH_CONTROL_0_DITHERENABLE) {
glEnable(GL_DITHER);
} else {
glDisable(GL_DITHER);
}
glClear(gl_mask);
glDisable(GL_SCISSOR_TEST);
pgraph_set_surface_dirty(pg, write_color, write_zeta);
break;
}
case NV097_SET_CLEAR_RECT_HORIZONTAL:
pg->regs[NV_PGRAPH_CLEARRECTX] = parameter;
break;
case NV097_SET_CLEAR_RECT_VERTICAL:
pg->regs[NV_PGRAPH_CLEARRECTY] = parameter;
break;
case NV097_SET_SPECULAR_FOG_FACTOR ...
NV097_SET_SPECULAR_FOG_FACTOR + 4:
slot = (method - NV097_SET_SPECULAR_FOG_FACTOR) / 4;
pg->regs[NV_PGRAPH_SPECFOGFACTOR0 + slot*4] = parameter;
break;
case NV097_SET_SHADER_CLIP_PLANE_MODE:
pg->regs[NV_PGRAPH_SHADERCLIPMODE] = parameter;
break;
case NV097_SET_COMBINER_COLOR_OCW ...
NV097_SET_COMBINER_COLOR_OCW + 28:
slot = (method - NV097_SET_COMBINER_COLOR_OCW) / 4;
pg->regs[NV_PGRAPH_COMBINECOLORO0 + slot*4] = parameter;
break;
case NV097_SET_COMBINER_CONTROL:
pg->regs[NV_PGRAPH_COMBINECTL] = parameter;
break;
case NV097_SET_SHADOW_ZSLOPE_THRESHOLD:
pg->regs[NV_PGRAPH_SHADOWZSLOPETHRESHOLD] = parameter;
assert(parameter == 0x7F800000); /* FIXME: Unimplemented */
break;
case NV097_SET_SHADER_STAGE_PROGRAM:
pg->regs[NV_PGRAPH_SHADERPROG] = parameter;
break;
case NV097_SET_SHADER_OTHER_STAGE_INPUT:
pg->regs[NV_PGRAPH_SHADERCTL] = parameter;
break;
case NV097_SET_TRANSFORM_EXECUTION_MODE:
SET_MASK(pg->regs[NV_PGRAPH_CSV0_D], NV_PGRAPH_CSV0_D_MODE,
GET_MASK(parameter,
NV097_SET_TRANSFORM_EXECUTION_MODE_MODE));
SET_MASK(pg->regs[NV_PGRAPH_CSV0_D], NV_PGRAPH_CSV0_D_RANGE_MODE,
GET_MASK(parameter,
NV097_SET_TRANSFORM_EXECUTION_MODE_RANGE_MODE));
break;
case NV097_SET_TRANSFORM_PROGRAM_CXT_WRITE_EN:
pg->enable_vertex_program_write = parameter;
break;
case NV097_SET_TRANSFORM_PROGRAM_LOAD:
assert(parameter < NV2A_MAX_TRANSFORM_PROGRAM_LENGTH);
SET_MASK(pg->regs[NV_PGRAPH_CHEOPS_OFFSET],
NV_PGRAPH_CHEOPS_OFFSET_PROG_LD_PTR, parameter);
break;
case NV097_SET_TRANSFORM_PROGRAM_START:
assert(parameter < NV2A_MAX_TRANSFORM_PROGRAM_LENGTH);
SET_MASK(pg->regs[NV_PGRAPH_CSV0_C],
NV_PGRAPH_CSV0_C_CHEOPS_PROGRAM_START, parameter);
break;
case NV097_SET_TRANSFORM_CONSTANT_LOAD:
assert(parameter < NV2A_VERTEXSHADER_CONSTANTS);
SET_MASK(pg->regs[NV_PGRAPH_CHEOPS_OFFSET],
NV_PGRAPH_CHEOPS_OFFSET_CONST_LD_PTR, parameter);
NV2A_DPRINTF("load to %d\n", parameter);
break;
default:
NV2A_GL_DPRINTF(true, " unhandled (0x%02x 0x%08x)",
graphics_class, method);
break;
} break; }
default:
NV2A_GL_DPRINTF(true, " unhandled (0x%02x 0x%08x)",
graphics_class, method);
break;
}
}
static void pgraph_context_switch(NV2AState *d, unsigned int channel_id)
{
bool channel_valid =
d->pgraph.regs[NV_PGRAPH_CTX_CONTROL] & NV_PGRAPH_CTX_CONTROL_CHID;
unsigned pgraph_channel_id = GET_MASK(d->pgraph.regs[NV_PGRAPH_CTX_USER], NV_PGRAPH_CTX_USER_CHID);
bool valid = channel_valid && pgraph_channel_id == channel_id;
if (!valid) {
SET_MASK(d->pgraph.regs[NV_PGRAPH_TRAPPED_ADDR],
NV_PGRAPH_TRAPPED_ADDR_CHID, channel_id);
NV2A_DPRINTF("pgraph switching to ch %d\n", channel_id);
/* TODO: hardware context switching */
assert(!(d->pgraph.regs[NV_PGRAPH_DEBUG_3]
& NV_PGRAPH_DEBUG_3_HW_CONTEXT_SWITCH));
qemu_mutex_unlock(&d->pgraph.lock);
qemu_mutex_lock_iothread();
d->pgraph.pending_interrupts |= NV_PGRAPH_INTR_CONTEXT_SWITCH;
update_irq(d);
qemu_mutex_lock(&d->pgraph.lock);
qemu_mutex_unlock_iothread();
// wait for the interrupt to be serviced
while (d->pgraph.pending_interrupts & NV_PGRAPH_INTR_CONTEXT_SWITCH) {
qemu_cond_wait(&d->pgraph.interrupt_cond, &d->pgraph.lock);
}
}
}
static void pgraph_wait_fifo_access(NV2AState *d) {
while (!(d->pgraph.regs[NV_PGRAPH_FIFO] & NV_PGRAPH_FIFO_ACCESS)) {
qemu_cond_wait(&d->pgraph.fifo_access_cond, &d->pgraph.lock);
}
}
// static const char* nv2a_method_names[] = {};
static void pgraph_method_log(unsigned int subchannel,
unsigned int graphics_class,
unsigned int method, uint32_t parameter) {
static unsigned int last = 0;
static unsigned int count = 0;
if (last == 0x1800 && method != last) {
NV2A_GL_DPRINTF(true, "pgraph method (%d) 0x%x * %d",
subchannel, last, count);
}
if (method != 0x1800) {
// const char* method_name = NULL;
// unsigned int nmethod = 0;
// switch (graphics_class) {
// case NV_KELVIN_PRIMITIVE:
// nmethod = method | (0x5c << 16);
// break;
// case NV_CONTEXT_SURFACES_2D:
// nmethod = method | (0x6d << 16);
// break;
// case NV_CONTEXT_PATTERN:
// nmethod = method | (0x68 << 16);
// break;
// default:
// break;
// }
// if (nmethod != 0 && nmethod < ARRAY_SIZE(nv2a_method_names)) {
// method_name = nv2a_method_names[nmethod];
// }
// if (method_name) {
// NV2A_DPRINTF("pgraph method (%d): %s (0x%x)\n",
// subchannel, method_name, parameter);
// } else {
NV2A_DPRINTF("pgraph method (%d): 0x%x -> 0x%04x (0x%x)\n",
subchannel, graphics_class, method, parameter);
// }
}
if (method == last) { count++; }
else {count = 0; }
last = method;
}
static void pgraph_allocate_inline_buffer_vertices(PGRAPHState *pg,
unsigned int attr)
{
int i;
VertexAttribute *attribute = &pg->vertex_attributes[attr];
if (attribute->inline_buffer || pg->inline_buffer_length == 0) {
return;
}
/* Now upload the previous attribute value */
attribute->inline_buffer = (float*)g_malloc(NV2A_MAX_BATCH_LENGTH
* sizeof(float) * 4);
for (i = 0; i < pg->inline_buffer_length; i++) {
memcpy(&attribute->inline_buffer[i * 4],
attribute->inline_value,
sizeof(float) * 4);
}
}
static void pgraph_finish_inline_buffer_vertex(PGRAPHState *pg)
{
int i;
assert(pg->inline_buffer_length < NV2A_MAX_BATCH_LENGTH);
for (i = 0; i < NV2A_VERTEXSHADER_ATTRIBUTES; i++) {
VertexAttribute *attribute = &pg->vertex_attributes[i];
if (attribute->inline_buffer) {
memcpy(&attribute->inline_buffer[
pg->inline_buffer_length * 4],
attribute->inline_value,
sizeof(float) * 4);
}
}
pg->inline_buffer_length++;
}
static void pgraph_init(NV2AState *d)
{
int i;
PGRAPHState *pg = &d->pgraph;
qemu_mutex_init(&pg->lock);
qemu_cond_init(&pg->interrupt_cond);
qemu_cond_init(&pg->fifo_access_cond);
qemu_cond_init(&pg->flip_3d);
/* fire up opengl */
pg->gl_context = glo_context_create();
assert(pg->gl_context);
#ifdef DEBUG_NV2A_GL
gl_debug_initialize();
#endif
/* DXT textures */
assert(glo_check_extension("GL_EXT_texture_compression_s3tc"));
/* Internal RGB565 texture format */
assert(glo_check_extension("GL_ARB_ES2_compatibility"));
GLint max_vertex_attributes;
glGetIntegerv(GL_MAX_VERTEX_ATTRIBS, &max_vertex_attributes);
assert(max_vertex_attributes >= NV2A_VERTEXSHADER_ATTRIBUTES);
glGenFramebuffers(1, &pg->gl_framebuffer);
glBindFramebuffer(GL_FRAMEBUFFER, pg->gl_framebuffer);
/* need a valid framebuffer to start with */
glGenTextures(1, &pg->gl_color_buffer);
glBindTexture(GL_TEXTURE_2D, pg->gl_color_buffer);
glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA8, 640, 480,
0, GL_RGBA, GL_UNSIGNED_BYTE, NULL);
glFramebufferTexture2D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0,
GL_TEXTURE_2D, pg->gl_color_buffer, 0);
assert(glCheckFramebufferStatus(GL_FRAMEBUFFER)
== GL_FRAMEBUFFER_COMPLETE);
//glPolygonMode( GL_FRONT_AND_BACK, GL_LINE );
// Initialize texture cache
const size_t texture_cache_size = 512;
lru_init(&pg->texture_cache,
&texture_cache_entry_init,
&texture_cache_entry_deinit,
&texture_cache_entry_compare);
pg->texture_cache_entries = malloc(texture_cache_size * sizeof(struct TextureKey));
assert(pg->texture_cache_entries != NULL);
for (i = 0; i < texture_cache_size; i++) {
lru_add_free(&pg->texture_cache, &pg->texture_cache_entries[i].node);
}
pg->shader_cache = g_hash_table_new(shader_hash, shader_equal);
for (i=0; i<NV2A_VERTEXSHADER_ATTRIBUTES; i++) {
glGenBuffers(1, &pg->vertex_attributes[i].gl_converted_buffer);
glGenBuffers(1, &pg->vertex_attributes[i].gl_inline_buffer);
}
glGenBuffers(1, &pg->gl_inline_array_buffer);
glGenBuffers(1, &pg->gl_element_buffer);
glGenBuffers(1, &pg->gl_memory_buffer);
glBindBuffer(GL_ARRAY_BUFFER, pg->gl_memory_buffer);
glBufferData(GL_ARRAY_BUFFER,
memory_region_size(d->vram),
NULL,
GL_DYNAMIC_DRAW);
glGenVertexArrays(1, &pg->gl_vertex_array);
glBindVertexArray(pg->gl_vertex_array);
assert(glGetError() == GL_NO_ERROR);
glo_set_current(NULL);
}
static void pgraph_destroy(PGRAPHState *pg)
{
qemu_mutex_destroy(&pg->lock);
qemu_cond_destroy(&pg->interrupt_cond);
qemu_cond_destroy(&pg->fifo_access_cond);
qemu_cond_destroy(&pg->flip_3d);
glo_set_current(pg->gl_context);
if (pg->gl_color_buffer) {
glDeleteTextures(1, &pg->gl_color_buffer);
}
if (pg->gl_zeta_buffer) {
glDeleteTextures(1, &pg->gl_zeta_buffer);
}
glDeleteFramebuffers(1, &pg->gl_framebuffer);
// TODO: clear out shader cached
// Clear out texture cache
lru_flush(&pg->texture_cache);
free(pg->texture_cache_entries);
glo_set_current(NULL);
glo_context_destroy(pg->gl_context);
}
static void pgraph_shader_update_constants(PGRAPHState *pg,
ShaderBinding *binding,
bool binding_changed,
bool vertex_program,
bool fixed_function)
{
int i, j;
/* update combiner constants */
for (i = 0; i < 9; i++) {
uint32_t constant[2];
if (i == 8) {
/* final combiner */
constant[0] = pg->regs[NV_PGRAPH_SPECFOGFACTOR0];
constant[1] = pg->regs[NV_PGRAPH_SPECFOGFACTOR1];
} else {
constant[0] = pg->regs[NV_PGRAPH_COMBINEFACTOR0 + i * 4];
constant[1] = pg->regs[NV_PGRAPH_COMBINEFACTOR1 + i * 4];
}
for (j = 0; j < 2; j++) {
GLint loc = binding->psh_constant_loc[i][j];
if (loc != -1) {
float value[4];
value[0] = (float) ((constant[j] >> 16) & 0xFF) / 255.0f;
value[1] = (float) ((constant[j] >> 8) & 0xFF) / 255.0f;
value[2] = (float) (constant[j] & 0xFF) / 255.0f;
value[3] = (float) ((constant[j] >> 24) & 0xFF) / 255.0f;
glUniform4fv(loc, 1, value);
}
}
}
if (binding->alpha_ref_loc != -1) {
float alpha_ref = GET_MASK(pg->regs[NV_PGRAPH_CONTROL_0],
NV_PGRAPH_CONTROL_0_ALPHAREF) / 255.0;
glUniform1f(binding->alpha_ref_loc, alpha_ref);
}
/* For each texture stage */
for (i = 0; i < NV2A_MAX_TEXTURES; i++) {
// char name[32];
GLint loc;
/* Bump luminance only during stages 1 - 3 */
if (i > 0) {
loc = binding->bump_mat_loc[i];
if (loc != -1) {
glUniformMatrix2fv(loc, 1, GL_FALSE, pg->bump_env_matrix[i - 1]);
}
loc = binding->bump_scale_loc[i];
if (loc != -1) {
glUniform1f(loc, *(float*)&pg->regs[
NV_PGRAPH_BUMPSCALE1 + (i - 1) * 4]);
}
loc = binding->bump_offset_loc[i];
if (loc != -1) {
glUniform1f(loc, *(float*)&pg->regs[
NV_PGRAPH_BUMPOFFSET1 + (i - 1) * 4]);
}
}
}
if (binding->fog_color_loc != -1) {
uint32_t fog_color = pg->regs[NV_PGRAPH_FOGCOLOR];
glUniform4f(binding->fog_color_loc,
GET_MASK(fog_color, NV_PGRAPH_FOGCOLOR_RED) / 255.0,
GET_MASK(fog_color, NV_PGRAPH_FOGCOLOR_GREEN) / 255.0,
GET_MASK(fog_color, NV_PGRAPH_FOGCOLOR_BLUE) / 255.0,
GET_MASK(fog_color, NV_PGRAPH_FOGCOLOR_ALPHA) / 255.0);
}
if (binding->fog_param_loc[0] != -1) {
glUniform1f(binding->fog_param_loc[0],
*(float*)&pg->regs[NV_PGRAPH_FOGPARAM0]);
}
if (binding->fog_param_loc[1] != -1) {
glUniform1f(binding->fog_param_loc[1],
*(float*)&pg->regs[NV_PGRAPH_FOGPARAM1]);
}
float zclip_max = *(float*)&pg->regs[NV_PGRAPH_ZCLIPMAX];
float zclip_min = *(float*)&pg->regs[NV_PGRAPH_ZCLIPMIN];
if (fixed_function) {
/* update lighting constants */
struct {
uint32_t* v;
bool* dirty;
GLint* locs;
size_t len;
} lighting_arrays[] = {
{&pg->ltctxa[0][0], &pg->ltctxa_dirty[0], binding->ltctxa_loc, NV2A_LTCTXA_COUNT},
{&pg->ltctxb[0][0], &pg->ltctxb_dirty[0], binding->ltctxb_loc, NV2A_LTCTXB_COUNT},
{&pg->ltc1[0][0], &pg->ltc1_dirty[0], binding->ltc1_loc, NV2A_LTC1_COUNT},
};
for (i=0; i<ARRAY_SIZE(lighting_arrays); i++) {
uint32_t *lighting_v = lighting_arrays[i].v;
bool *lighting_dirty = lighting_arrays[i].dirty;
GLint *lighting_locs = lighting_arrays[i].locs;
size_t lighting_len = lighting_arrays[i].len;
for (j=0; j<lighting_len; j++) {
if (!lighting_dirty[j] && !binding_changed) continue;
GLint loc = lighting_locs[j];
if (loc != -1) {
glUniform4fv(loc, 1, (const GLfloat*)&lighting_v[j*4]);
}
lighting_dirty[j] = false;
}
}
for (i = 0; i < NV2A_MAX_LIGHTS; i++) {
GLint loc;
loc = binding->light_infinite_half_vector_loc[i];
if (loc != -1) {
glUniform3fv(loc, 1, pg->light_infinite_half_vector[i]);
}
loc = binding->light_infinite_direction_loc[i];
if (loc != -1) {
glUniform3fv(loc, 1, pg->light_infinite_direction[i]);
}
loc = binding->light_local_position_loc[i];
if (loc != -1) {
glUniform3fv(loc, 1, pg->light_local_position[i]);
}
loc = binding->light_local_attenuation_loc[i];
if (loc != -1) {
glUniform3fv(loc, 1, pg->light_local_attenuation[i]);
}
}
/* estimate the viewport by assuming it matches the surface ... */
//FIXME: Get surface dimensions?
float m11 = 0.5 * pg->surface_shape.clip_width;
float m22 = -0.5 * pg->surface_shape.clip_height;
float m33 = zclip_max - zclip_min;
//float m41 = m11;
//float m42 = -m22;
float m43 = zclip_min;
//float m44 = 1.0;
if (m33 == 0.0) {
m33 = 1.0;
}
float invViewport[16] = {
1.0/m11, 0, 0, 0,
0, 1.0/m22, 0, 0,
0, 0, 1.0/m33, 0,
-1.0, 1.0, -m43/m33, 1.0
};
if (binding->inv_viewport_loc != -1) {
glUniformMatrix4fv(binding->inv_viewport_loc,
1, GL_FALSE, &invViewport[0]);
}
}
/* update vertex program constants */
for (i=0; i<NV2A_VERTEXSHADER_CONSTANTS; i++) {
if (!pg->vsh_constants_dirty[i] && !binding_changed) continue;
GLint loc = binding->vsh_constant_loc[i];
//assert(loc != -1);
if (loc != -1) {
glUniform4fv(loc, 1, (const GLfloat*)pg->vsh_constants[i]);
}
pg->vsh_constants_dirty[i] = false;
}
if (binding->surface_size_loc != -1) {
glUniform2f(binding->surface_size_loc, pg->surface_shape.clip_width,
pg->surface_shape.clip_height);
}
if (binding->clip_range_loc != -1) {
glUniform2f(binding->clip_range_loc, zclip_min, zclip_max);
}
}
static void pgraph_bind_shaders(PGRAPHState *pg)
{
int i, j;
bool vertex_program = GET_MASK(pg->regs[NV_PGRAPH_CSV0_D],
NV_PGRAPH_CSV0_D_MODE) == 2;
bool fixed_function = GET_MASK(pg->regs[NV_PGRAPH_CSV0_D],
NV_PGRAPH_CSV0_D_MODE) == 0;
int program_start = GET_MASK(pg->regs[NV_PGRAPH_CSV0_C],
NV_PGRAPH_CSV0_C_CHEOPS_PROGRAM_START);
NV2A_GL_DGROUP_BEGIN("%s (VP: %s FFP: %s)", __func__,
vertex_program ? "yes" : "no",
fixed_function ? "yes" : "no");
ShaderBinding* old_binding = pg->shader_binding;
ShaderState state = {
.psh = (PshState){
/* register combier stuff */
.window_clip_exclusive = pg->regs[NV_PGRAPH_SETUPRASTER]
& NV_PGRAPH_SETUPRASTER_WINDOWCLIPTYPE,
.combiner_control = pg->regs[NV_PGRAPH_COMBINECTL],
.shader_stage_program = pg->regs[NV_PGRAPH_SHADERPROG],
.other_stage_input = pg->regs[NV_PGRAPH_SHADERCTL],
.final_inputs_0 = pg->regs[NV_PGRAPH_COMBINESPECFOG0],
.final_inputs_1 = pg->regs[NV_PGRAPH_COMBINESPECFOG1],
.alpha_test = pg->regs[NV_PGRAPH_CONTROL_0]
& NV_PGRAPH_CONTROL_0_ALPHATESTENABLE,
.alpha_func = (enum PshAlphaFunc)GET_MASK(pg->regs[NV_PGRAPH_CONTROL_0],
NV_PGRAPH_CONTROL_0_ALPHAFUNC),
},
/* fixed function stuff */
.skinning = (enum VshSkinning)GET_MASK(pg->regs[NV_PGRAPH_CSV0_D],
NV_PGRAPH_CSV0_D_SKIN),
.lighting = GET_MASK(pg->regs[NV_PGRAPH_CSV0_C],
NV_PGRAPH_CSV0_C_LIGHTING),
.normalization = pg->regs[NV_PGRAPH_CSV0_C]
& NV_PGRAPH_CSV0_C_NORMALIZATION_ENABLE,
.fixed_function = fixed_function,
/* vertex program stuff */
.vertex_program = vertex_program,
.z_perspective = pg->regs[NV_PGRAPH_CONTROL_0]
& NV_PGRAPH_CONTROL_0_Z_PERSPECTIVE_ENABLE,
/* geometry shader stuff */
.primitive_mode = (enum ShaderPrimitiveMode)pg->primitive_mode,
.polygon_front_mode = (enum ShaderPolygonMode)GET_MASK(pg->regs[NV_PGRAPH_SETUPRASTER],
NV_PGRAPH_SETUPRASTER_FRONTFACEMODE),
.polygon_back_mode = (enum ShaderPolygonMode)GET_MASK(pg->regs[NV_PGRAPH_SETUPRASTER],
NV_PGRAPH_SETUPRASTER_BACKFACEMODE),
};
state.program_length = 0;
memset(state.program_data, 0, sizeof(state.program_data));
if (vertex_program) {
// copy in vertex program tokens
for (i = program_start; i < NV2A_MAX_TRANSFORM_PROGRAM_LENGTH; i++) {
uint32_t *cur_token = (uint32_t*)&pg->program_data[i];
memcpy(&state.program_data[state.program_length],
cur_token,
VSH_TOKEN_SIZE * sizeof(uint32_t));
state.program_length++;
if (vsh_get_field(cur_token, FLD_FINAL)) {
break;
}
}
}
/* Texgen */
for (i = 0; i < 4; i++) {
unsigned int reg = (i < 2) ? NV_PGRAPH_CSV1_A : NV_PGRAPH_CSV1_B;
for (j = 0; j < 4; j++) {
unsigned int masks[] = {
(i % 2) ? NV_PGRAPH_CSV1_A_T1_S : NV_PGRAPH_CSV1_A_T0_S,
(i % 2) ? NV_PGRAPH_CSV1_A_T1_T : NV_PGRAPH_CSV1_A_T0_T,
(i % 2) ? NV_PGRAPH_CSV1_A_T1_R : NV_PGRAPH_CSV1_A_T0_R,
(i % 2) ? NV_PGRAPH_CSV1_A_T1_Q : NV_PGRAPH_CSV1_A_T0_Q
};
state.texgen[i][j] = (enum VshTexgen)GET_MASK(pg->regs[reg], masks[j]);
}
}
/* Fog */
state.fog_enable = pg->regs[NV_PGRAPH_CONTROL_3]
& NV_PGRAPH_CONTROL_3_FOGENABLE;
if (state.fog_enable) {
/*FIXME: Use CSV0_D? */
state.fog_mode = (enum VshFogMode)GET_MASK(pg->regs[NV_PGRAPH_CONTROL_3],
NV_PGRAPH_CONTROL_3_FOG_MODE);
state.foggen = (enum VshFoggen)GET_MASK(pg->regs[NV_PGRAPH_CSV0_D],
NV_PGRAPH_CSV0_D_FOGGENMODE);
} else {
/* FIXME: Do we still pass the fogmode? */
state.fog_mode = (enum VshFogMode)0;
state.foggen = (enum VshFoggen)0;
}
/* Texture matrices */
for (i = 0; i < 4; i++) {
state.texture_matrix_enable[i] = pg->texture_matrix_enable[i];
}
/* Lighting */
if (state.lighting) {
for (i = 0; i < NV2A_MAX_LIGHTS; i++) {
state.light[i] = (enum VshLight)GET_MASK(pg->regs[NV_PGRAPH_CSV0_D],
NV_PGRAPH_CSV0_D_LIGHT0 << (i * 2));
}
}
/* Window clip
*
* Optimization note: very quickly check to ignore any repeated or zero-size
* clipping regions. Note that if region number 7 is valid, but the rest are
* not, we will still add all of them. Clip regions seem to be typically
* front-loaded (meaning the first one or two regions are populated, and the
* following are zeroed-out), so let's avoid adding any more complicated
* masking or copying logic here for now unless we discover a valid case.
*/
assert(!state.psh.window_clip_exclusive); /* FIXME: Untested */
state.psh.window_clip_count = 0;
uint32_t last_x = 0, last_y = 0;
for (i = 0; i < 8; i++) {
const uint32_t x = pg->regs[NV_PGRAPH_WINDOWCLIPX0 + i * 4];
const uint32_t y = pg->regs[NV_PGRAPH_WINDOWCLIPY0 + i * 4];
const uint32_t x_min = GET_MASK(x, NV_PGRAPH_WINDOWCLIPX0_XMIN);
const uint32_t x_max = GET_MASK(x, NV_PGRAPH_WINDOWCLIPX0_XMAX);
const uint32_t y_min = GET_MASK(y, NV_PGRAPH_WINDOWCLIPY0_YMIN);
const uint32_t y_max = GET_MASK(y, NV_PGRAPH_WINDOWCLIPY0_YMAX);
/* Check for zero width or height clipping region */
if ((x_min == x_max) || (y_min == y_max)) {
continue;
}
/* Check for in-order duplicate regions */
if ((x == last_x) && (y == last_y)) {
continue;
}
NV2A_DPRINTF("Clipping Region %d: min=(%d, %d) max=(%d, %d)\n",
i, x_min, y_min, x_max, y_max);
state.psh.window_clip_count = i + 1;
last_x = x;
last_y = y;
}
/* FIXME: We should memset(state, 0x00, sizeof(state)) instead */
memset(state.psh.rgb_inputs, 0, sizeof(state.psh.rgb_inputs));
memset(state.psh.rgb_outputs, 0, sizeof(state.psh.rgb_outputs));
memset(state.psh.alpha_inputs, 0, sizeof(state.psh.alpha_inputs));
memset(state.psh.alpha_outputs, 0, sizeof(state.psh.alpha_outputs));
/* Copy content of enabled combiner stages */
int num_stages = pg->regs[NV_PGRAPH_COMBINECTL] & 0xFF;
for (i = 0; i < num_stages; i++) {
state.psh.rgb_inputs[i] = pg->regs[NV_PGRAPH_COMBINECOLORI0 + i * 4];
state.psh.rgb_outputs[i] = pg->regs[NV_PGRAPH_COMBINECOLORO0 + i * 4];
state.psh.alpha_inputs[i] = pg->regs[NV_PGRAPH_COMBINEALPHAI0 + i * 4];
state.psh.alpha_outputs[i] = pg->regs[NV_PGRAPH_COMBINEALPHAO0 + i * 4];
//constant_0[i] = pg->regs[NV_PGRAPH_COMBINEFACTOR0 + i * 4];
//constant_1[i] = pg->regs[NV_PGRAPH_COMBINEFACTOR1 + i * 4];
}
for (i = 0; i < 4; i++) {
state.psh.rect_tex[i] = false;
bool enabled = pg->regs[NV_PGRAPH_TEXCTL0_0 + i*4]
& NV_PGRAPH_TEXCTL0_0_ENABLE;
unsigned int color_format =
GET_MASK(pg->regs[NV_PGRAPH_TEXFMT0 + i*4],
NV_PGRAPH_TEXFMT0_COLOR);
if (enabled && kelvin_color_format_map[color_format].linear) {
state.psh.rect_tex[i] = true;
}
for (j = 0; j < 4; j++) {
state.psh.compare_mode[i][j] =
(pg->regs[NV_PGRAPH_SHADERCLIPMODE] >> (4 * i + j)) & 1;
}
state.psh.alphakill[i] = pg->regs[NV_PGRAPH_TEXCTL0_0 + i*4]
& NV_PGRAPH_TEXCTL0_0_ALPHAKILLEN;
}
ShaderBinding* cached_shader = (ShaderBinding*)g_hash_table_lookup(pg->shader_cache, &state);
if (cached_shader) {
pg->shader_binding = cached_shader;
} else {
pg->shader_binding = generate_shaders(state);
/* cache it */
ShaderState *cache_state = (ShaderState *)g_malloc(sizeof(*cache_state));
memcpy(cache_state, &state, sizeof(*cache_state));
g_hash_table_insert(pg->shader_cache, cache_state,
(gpointer)pg->shader_binding);
}
bool binding_changed = (pg->shader_binding != old_binding);
glUseProgram(pg->shader_binding->gl_program);
/* Clipping regions */
for (i = 0; i < state.psh.window_clip_count; i++) {
if (pg->shader_binding->clip_region_loc[i] == -1) {
continue;
}
uint32_t x = pg->regs[NV_PGRAPH_WINDOWCLIPX0 + i * 4];
unsigned int x_min = GET_MASK(x, NV_PGRAPH_WINDOWCLIPX0_XMIN);
unsigned int x_max = GET_MASK(x, NV_PGRAPH_WINDOWCLIPX0_XMAX);
/* Adjust y-coordinates for the OpenGL viewport: translate coordinates
* to have the origin at the bottom-left of the surface (as opposed to
* top-left), and flip y-min and y-max accordingly.
*/
uint32_t y = pg->regs[NV_PGRAPH_WINDOWCLIPY0 + i * 4];
unsigned int y_min = (pg->surface_shape.clip_height - 1) -
GET_MASK(y, NV_PGRAPH_WINDOWCLIPY0_YMAX);
unsigned int y_max = (pg->surface_shape.clip_height - 1) -
GET_MASK(y, NV_PGRAPH_WINDOWCLIPY0_YMIN);
pgraph_apply_anti_aliasing_factor(pg, &x_min, &y_min);
pgraph_apply_anti_aliasing_factor(pg, &x_max, &y_max);
glUniform4i(pg->shader_binding->clip_region_loc[i],
x_min, y_min, x_max + 1, y_max + 1);
}
pgraph_shader_update_constants(pg, pg->shader_binding, binding_changed,
vertex_program, fixed_function);
NV2A_GL_DGROUP_END();
}
static bool pgraph_framebuffer_dirty(PGRAPHState *pg)
{
bool shape_changed = memcmp(&pg->surface_shape, &pg->last_surface_shape,
sizeof(SurfaceShape)) != 0;
if (!shape_changed || (!pg->surface_shape.color_format
&& !pg->surface_shape.zeta_format)) {
return false;
}
return true;
}
static bool pgraph_color_write_enabled(PGRAPHState *pg)
{
return pg->regs[NV_PGRAPH_CONTROL_0] & (
NV_PGRAPH_CONTROL_0_ALPHA_WRITE_ENABLE
| NV_PGRAPH_CONTROL_0_RED_WRITE_ENABLE
| NV_PGRAPH_CONTROL_0_GREEN_WRITE_ENABLE
| NV_PGRAPH_CONTROL_0_BLUE_WRITE_ENABLE);
}
static bool pgraph_zeta_write_enabled(PGRAPHState *pg)
{
return pg->regs[NV_PGRAPH_CONTROL_0] & (
NV_PGRAPH_CONTROL_0_ZWRITEENABLE
| NV_PGRAPH_CONTROL_0_STENCIL_WRITE_ENABLE);
}
static void pgraph_set_surface_dirty(PGRAPHState *pg, bool color, bool zeta)
{
NV2A_DPRINTF("pgraph_set_surface_dirty(%d, %d) -- %d %d\n",
color, zeta,
pgraph_color_write_enabled(pg), pgraph_zeta_write_enabled(pg));
/* FIXME: Does this apply to CLEARs too? */
color = color && pgraph_color_write_enabled(pg);
zeta = zeta && pgraph_zeta_write_enabled(pg);
pg->surface_color.draw_dirty |= color;
pg->surface_zeta.draw_dirty |= zeta;
}
static void pgraph_update_surface_part(NV2AState *d, bool upload, bool color) {
PGRAPHState *pg = &d->pgraph;
unsigned int width, height;
pgraph_get_surface_dimensions(pg, &width, &height);
pgraph_apply_anti_aliasing_factor(pg, &width, &height);
Surface *surface;
hwaddr dma_address;
GLuint *gl_buffer;
unsigned int bytes_per_pixel;
GLenum gl_internal_format, gl_format, gl_type, gl_attachment;
if (color) {
surface = &pg->surface_color;
dma_address = pg->dma_color;
gl_buffer = &pg->gl_color_buffer;
assert(pg->surface_shape.color_format != 0);
assert(pg->surface_shape.color_format
< ARRAY_SIZE(kelvin_surface_color_format_map));
SurfaceColorFormatInfo f =
kelvin_surface_color_format_map[pg->surface_shape.color_format];
if (f.bytes_per_pixel == 0) {
fprintf(stderr, "nv2a: unimplemented color surface format 0x%x\n",
pg->surface_shape.color_format);
abort();
}
bytes_per_pixel = f.bytes_per_pixel;
gl_internal_format = f.gl_internal_format;
gl_format = f.gl_format;
gl_type = f.gl_type;
gl_attachment = GL_COLOR_ATTACHMENT0;
} else {
surface = &pg->surface_zeta;
dma_address = pg->dma_zeta;
gl_buffer = &pg->gl_zeta_buffer;
assert(pg->surface_shape.zeta_format != 0);
switch (pg->surface_shape.zeta_format) {
case NV097_SET_SURFACE_FORMAT_ZETA_Z16:
bytes_per_pixel = 2;
gl_format = GL_DEPTH_COMPONENT;
gl_attachment = GL_DEPTH_ATTACHMENT;
if (pg->surface_shape.z_format) {
gl_type = GL_HALF_FLOAT;
gl_internal_format = GL_DEPTH_COMPONENT32F;
} else {
gl_type = GL_UNSIGNED_SHORT;
gl_internal_format = GL_DEPTH_COMPONENT16;
}
break;
case NV097_SET_SURFACE_FORMAT_ZETA_Z24S8:
bytes_per_pixel = 4;
gl_format = GL_DEPTH_STENCIL;
gl_attachment = GL_DEPTH_STENCIL_ATTACHMENT;
if (pg->surface_shape.z_format) {
assert(false);
gl_type = GL_FLOAT_32_UNSIGNED_INT_24_8_REV;
gl_internal_format = GL_DEPTH32F_STENCIL8;
} else {
gl_type = GL_UNSIGNED_INT_24_8;
gl_internal_format = GL_DEPTH24_STENCIL8;
}
break;
default:
assert(false);
break;
}
}
DMAObject dma = nv_dma_load(d, dma_address);
/* There's a bunch of bugs that could cause us to hit this function
* at the wrong time and get a invalid dma object.
* Check that it's sane. */
assert(dma.dma_class == NV_DMA_IN_MEMORY_CLASS);
assert(dma.address + surface->offset != 0);
assert(surface->offset <= dma.limit);
assert(surface->offset + surface->pitch * height <= dma.limit + 1);
hwaddr data_len;
uint8_t *data = (uint8_t*)nv_dma_map(d, dma_address, &data_len);
/* TODO */
// assert(pg->surface_clip_x == 0 && pg->surface_clip_y == 0);
bool swizzle = (pg->surface_type == NV097_SET_SURFACE_FORMAT_TYPE_SWIZZLE);
uint8_t *buf = data + surface->offset;
if (swizzle) {
buf = (uint8_t*)g_malloc(height * surface->pitch);
}
bool dirty = surface->buffer_dirty;
if (color) {
// dirty |= 1;
dirty |= memory_region_test_and_clear_dirty(d->vram,
dma.address + surface->offset,
surface->pitch * height,
DIRTY_MEMORY_NV2A);
}
if (upload && dirty) {
/* surface modified (or moved) by the cpu.
* copy it into the opengl renderbuffer */
assert(!surface->draw_dirty);
assert(surface->pitch % bytes_per_pixel == 0);
if (swizzle) {
unswizzle_rect(data + surface->offset,
width, height,
buf,
surface->pitch,
bytes_per_pixel);
}
if (!color) {
/* need to clear the depth_stencil and depth attachment for zeta */
glFramebufferTexture2D(GL_FRAMEBUFFER,
GL_DEPTH_ATTACHMENT,
GL_TEXTURE_2D,
0, 0);
glFramebufferTexture2D(GL_FRAMEBUFFER,
GL_DEPTH_STENCIL_ATTACHMENT,
GL_TEXTURE_2D,
0, 0);
}
glFramebufferTexture2D(GL_FRAMEBUFFER,
gl_attachment,
GL_TEXTURE_2D,
0, 0);
if (*gl_buffer) {
glDeleteTextures(1, gl_buffer);
*gl_buffer = 0;
}
glGenTextures(1, gl_buffer);
glBindTexture(GL_TEXTURE_2D, *gl_buffer);
/* This is VRAM so we can't do this inplace! */
uint8_t *flipped_buf = (uint8_t*)g_malloc(width * height * bytes_per_pixel);
unsigned int irow;
for (irow = 0; irow < height; irow++) {
memcpy(&flipped_buf[width * (height - irow - 1)
* bytes_per_pixel],
&buf[surface->pitch * irow],
width * bytes_per_pixel);
}
glTexImage2D(GL_TEXTURE_2D, 0, gl_internal_format,
width, height, 0,
gl_format, gl_type,
flipped_buf);
g_free(flipped_buf);
glFramebufferTexture2D(GL_FRAMEBUFFER,
gl_attachment,
GL_TEXTURE_2D,
*gl_buffer, 0);
assert(glCheckFramebufferStatus(GL_FRAMEBUFFER)
== GL_FRAMEBUFFER_COMPLETE);
if (color) {
pgraph_update_memory_buffer(d, dma.address + surface->offset,
surface->pitch * height, true);
}
surface->buffer_dirty = false;
NV2A_GL_DPRINTF(true, "upload_surface %s 0x%" HWADDR_PRIx " - 0x%" HWADDR_PRIx ", "
"(0x%" HWADDR_PRIx " - 0x%" HWADDR_PRIx ", "
"%d %d, %d %d, %d)",
color ? "color" : "zeta",
dma.address, dma.address + dma.limit,
dma.address + surface->offset,
dma.address + surface->pitch * height,
pg->surface_shape.clip_x, pg->surface_shape.clip_y,
pg->surface_shape.clip_width,
pg->surface_shape.clip_height,
surface->pitch);
}
if (!upload && surface->draw_dirty) {
/* read the opengl framebuffer into the surface */
glo_readpixels(gl_format, gl_type,
bytes_per_pixel, surface->pitch,
width, height,
buf);
assert(glGetError() == GL_NO_ERROR);
if (swizzle) {
swizzle_rect(buf,
width, height,
data + surface->offset,
surface->pitch,
bytes_per_pixel);
}
memory_region_set_client_dirty(d->vram,
dma.address + surface->offset,
surface->pitch * height,
DIRTY_MEMORY_VGA);
if (color) {
pgraph_update_memory_buffer(d, dma.address + surface->offset,
surface->pitch * height, true);
}
surface->draw_dirty = false;
surface->write_enabled_cache = false;
NV2A_GL_DPRINTF(true, "read_surface %s 0x%" HWADDR_PRIx " - 0x%" HWADDR_PRIx ", "
"(0x%" HWADDR_PRIx " - 0x%" HWADDR_PRIx ", "
"%d %d, %d %d, %d)",
color ? "color" : "zeta",
dma.address, dma.address + dma.limit,
dma.address + surface->offset,
dma.address + surface->pitch * pg->surface_shape.clip_height,
pg->surface_shape.clip_x, pg->surface_shape.clip_y,
pg->surface_shape.clip_width, pg->surface_shape.clip_height,
surface->pitch);
}
if (swizzle) {
g_free(buf);
}
}
static void pgraph_update_surface(NV2AState *d, bool upload,
bool color_write, bool zeta_write)
{
PGRAPHState *pg = &d->pgraph;
pg->surface_shape.z_format = GET_MASK(pg->regs[NV_PGRAPH_SETUPRASTER],
NV_PGRAPH_SETUPRASTER_Z_FORMAT);
/* FIXME: Does this apply to CLEARs too? */
color_write = color_write && pgraph_color_write_enabled(pg);
zeta_write = zeta_write && pgraph_zeta_write_enabled(pg);
if (upload && pgraph_framebuffer_dirty(pg)) {
assert(!pg->surface_color.draw_dirty);
assert(!pg->surface_zeta.draw_dirty);
pg->surface_color.buffer_dirty = true;
pg->surface_zeta.buffer_dirty = true;
glFramebufferTexture2D(GL_FRAMEBUFFER,
GL_COLOR_ATTACHMENT0,
GL_TEXTURE_2D,
0, 0);
if (pg->gl_color_buffer) {
glDeleteTextures(1, &pg->gl_color_buffer);
pg->gl_color_buffer = 0;
}
glFramebufferTexture2D(GL_FRAMEBUFFER,
GL_DEPTH_ATTACHMENT,
GL_TEXTURE_2D,
0, 0);
glFramebufferTexture2D(GL_FRAMEBUFFER,
GL_DEPTH_STENCIL_ATTACHMENT,
GL_TEXTURE_2D,
0, 0);
if (pg->gl_zeta_buffer) {
glDeleteTextures(1, &pg->gl_zeta_buffer);
pg->gl_zeta_buffer = 0;
}
memcpy(&pg->last_surface_shape, &pg->surface_shape,
sizeof(SurfaceShape));
}
if ((color_write || (!upload && pg->surface_color.write_enabled_cache))
&& (upload || pg->surface_color.draw_dirty)) {
pgraph_update_surface_part(d, upload, true);
}
if ((zeta_write || (!upload && pg->surface_zeta.write_enabled_cache))
&& (upload || pg->surface_zeta.draw_dirty)) {
pgraph_update_surface_part(d, upload, false);
}
}
static void pgraph_bind_textures(NV2AState *d)
{
int i;
PGRAPHState *pg = &d->pgraph;
NV2A_GL_DGROUP_BEGIN("%s", __func__);
for (i=0; i<NV2A_MAX_TEXTURES; i++) {
uint32_t ctl_0 = pg->regs[NV_PGRAPH_TEXCTL0_0 + i*4];
uint32_t ctl_1 = pg->regs[NV_PGRAPH_TEXCTL1_0 + i*4];
uint32_t fmt = pg->regs[NV_PGRAPH_TEXFMT0 + i*4];
uint32_t filter = pg->regs[NV_PGRAPH_TEXFILTER0 + i*4];
uint32_t address = pg->regs[NV_PGRAPH_TEXADDRESS0 + i*4];
uint32_t palette = pg->regs[NV_PGRAPH_TEXPALETTE0 + i*4];
bool enabled = GET_MASK(ctl_0, NV_PGRAPH_TEXCTL0_0_ENABLE);
unsigned int min_mipmap_level =
GET_MASK(ctl_0, NV_PGRAPH_TEXCTL0_0_MIN_LOD_CLAMP);
unsigned int max_mipmap_level =
GET_MASK(ctl_0, NV_PGRAPH_TEXCTL0_0_MAX_LOD_CLAMP);
unsigned int pitch =
GET_MASK(ctl_1, NV_PGRAPH_TEXCTL1_0_IMAGE_PITCH);
unsigned int dma_select =
GET_MASK(fmt, NV_PGRAPH_TEXFMT0_CONTEXT_DMA);
bool cubemap =
GET_MASK(fmt, NV_PGRAPH_TEXFMT0_CUBEMAPENABLE);
unsigned int dimensionality =
GET_MASK(fmt, NV_PGRAPH_TEXFMT0_DIMENSIONALITY);
unsigned int color_format = GET_MASK(fmt, NV_PGRAPH_TEXFMT0_COLOR);
unsigned int levels = GET_MASK(fmt, NV_PGRAPH_TEXFMT0_MIPMAP_LEVELS);
unsigned int log_width = GET_MASK(fmt, NV_PGRAPH_TEXFMT0_BASE_SIZE_U);
unsigned int log_height = GET_MASK(fmt, NV_PGRAPH_TEXFMT0_BASE_SIZE_V);
unsigned int log_depth = GET_MASK(fmt, NV_PGRAPH_TEXFMT0_BASE_SIZE_P);
unsigned int rect_width =
GET_MASK(pg->regs[NV_PGRAPH_TEXIMAGERECT0 + i*4],
NV_PGRAPH_TEXIMAGERECT0_WIDTH);
unsigned int rect_height =
GET_MASK(pg->regs[NV_PGRAPH_TEXIMAGERECT0 + i*4],
NV_PGRAPH_TEXIMAGERECT0_HEIGHT);
#ifdef DEBUG_NV2A
unsigned int lod_bias =
GET_MASK(filter, NV_PGRAPH_TEXFILTER0_MIPMAP_LOD_BIAS);
#endif
unsigned int min_filter = GET_MASK(filter, NV_PGRAPH_TEXFILTER0_MIN);
unsigned int mag_filter = GET_MASK(filter, NV_PGRAPH_TEXFILTER0_MAG);
unsigned int addru = GET_MASK(address, NV_PGRAPH_TEXADDRESS0_ADDRU);
unsigned int addrv = GET_MASK(address, NV_PGRAPH_TEXADDRESS0_ADDRV);
unsigned int addrp = GET_MASK(address, NV_PGRAPH_TEXADDRESS0_ADDRP);
unsigned int border_source = GET_MASK(fmt,
NV_PGRAPH_TEXFMT0_BORDER_SOURCE);
uint32_t border_color = pg->regs[NV_PGRAPH_BORDERCOLOR0 + i*4];
unsigned int offset = pg->regs[NV_PGRAPH_TEXOFFSET0 + i*4];
bool palette_dma_select =
GET_MASK(palette, NV_PGRAPH_TEXPALETTE0_CONTEXT_DMA);
unsigned int palette_length_index =
GET_MASK(palette, NV_PGRAPH_TEXPALETTE0_LENGTH);
unsigned int palette_offset =
palette & NV_PGRAPH_TEXPALETTE0_OFFSET;
unsigned int palette_length = 0;
switch (palette_length_index) {
case NV_PGRAPH_TEXPALETTE0_LENGTH_256: palette_length = 256; break;
case NV_PGRAPH_TEXPALETTE0_LENGTH_128: palette_length = 128; break;
case NV_PGRAPH_TEXPALETTE0_LENGTH_64: palette_length = 64; break;
case NV_PGRAPH_TEXPALETTE0_LENGTH_32: palette_length = 32; break;
default: assert(false); break;
}
/* Check for unsupported features */
assert(!(filter & NV_PGRAPH_TEXFILTER0_ASIGNED));
assert(!(filter & NV_PGRAPH_TEXFILTER0_RSIGNED));
assert(!(filter & NV_PGRAPH_TEXFILTER0_GSIGNED));
assert(!(filter & NV_PGRAPH_TEXFILTER0_BSIGNED));
glActiveTexture(GL_TEXTURE0 + i);
if (!enabled) {
glBindTexture(GL_TEXTURE_CUBE_MAP, 0);
glBindTexture(GL_TEXTURE_RECTANGLE, 0);
glBindTexture(GL_TEXTURE_1D, 0);
glBindTexture(GL_TEXTURE_2D, 0);
glBindTexture(GL_TEXTURE_3D, 0);
continue;
}
if (!pg->texture_dirty[i] && pg->texture_binding[i]) {
glBindTexture(pg->texture_binding[i]->gl_target,
pg->texture_binding[i]->gl_texture);
continue;
}
NV2A_DPRINTF(" texture %d is format 0x%x, off 0x%x (r %d, %d or %d, %d, %d; %d%s),"
" filter %x %x, levels %d-%d %d bias %d\n",
i, color_format, offset,
rect_width, rect_height,
1 << log_width, 1 << log_height, 1 << log_depth,
pitch,
cubemap ? "; cubemap" : "",
min_filter, mag_filter,
min_mipmap_level, max_mipmap_level, levels,
lod_bias);
assert(color_format < ARRAY_SIZE(kelvin_color_format_map));
ColorFormatInfo f = kelvin_color_format_map[color_format];
if (f.bytes_per_pixel == 0) {
fprintf(stderr, "nv2a: unimplemented texture color format 0x%x\n",
color_format);
abort();
}
unsigned int width, height, depth;
if (f.linear) {
assert(dimensionality == 2);
width = rect_width;
height = rect_height;
depth = 1;
} else {
width = 1 << log_width;
height = 1 << log_height;
depth = 1 << log_depth;
/* FIXME: What about 3D mipmaps? */
levels = MIN(levels, max_mipmap_level + 1);
if (f.gl_format != 0) {
/* Discard mipmap levels that would be smaller than 1x1.
* FIXME: Is this actually needed?
*
* >> Level 0: 32 x 4
* Level 1: 16 x 2
* Level 2: 8 x 1
* Level 3: 4 x 1
* Level 4: 2 x 1
* Level 5: 1 x 1
*/
levels = MIN(levels, MAX(log_width, log_height) + 1);
} else {
/* OpenGL requires DXT textures to always have a width and
* height a multiple of 4. The Xbox and DirectX handles DXT
* textures smaller than 4 by padding the reset of the block.
*
* See:
* https://msdn.microsoft.com/en-us/library/windows/desktop/bb204843(v=vs.85).aspx
* https://msdn.microsoft.com/en-us/library/windows/desktop/bb694531%28v=vs.85%29.aspx#Virtual_Size
*
* Work around this for now by discarding mipmap levels that
* would result in too-small textures. A correct solution
* will be to decompress these levels manually, or add texture
* sampling logic.
*
* >> Level 0: 64 x 8
* Level 1: 32 x 4
* Level 2: 16 x 2 << Ignored
* >> Level 0: 16 x 16
* Level 1: 8 x 8
* Level 2: 4 x 4 << OK!
*/
if (log_width < 2 || log_height < 2) {
/* Base level is smaller than 4x4... */
levels = 1;
} else {
levels = MIN(levels, MIN(log_width, log_height) - 1);
}
}
assert(levels > 0);
}
hwaddr dma_len;
uint8_t *texture_data;
if (dma_select) {
texture_data = (uint8_t*)nv_dma_map(d, pg->dma_b, &dma_len);
} else {
texture_data = (uint8_t*)nv_dma_map(d, pg->dma_a, &dma_len);
}
assert(offset < dma_len);
texture_data += offset;
hwaddr palette_dma_len;
uint8_t *palette_data;
if (palette_dma_select) {
palette_data = (uint8_t*)nv_dma_map(d, pg->dma_b, &palette_dma_len);
} else {
palette_data = (uint8_t*)nv_dma_map(d, pg->dma_a, &palette_dma_len);
}
assert(palette_offset < palette_dma_len);
palette_data += palette_offset;
NV2A_DPRINTF(" - 0x%tx\n", texture_data - d->vram_ptr);
size_t length = 0;
if (f.linear) {
assert(cubemap == false);
assert(dimensionality == 2);
length = height * pitch;
} else {
if (dimensionality >= 2) {
unsigned int w = width, h = height;
int level;
if (f.gl_format != 0) {
for (level = 0; level < levels; level++) {
w = MAX(w, 1); h = MAX(h, 1);
length += w * h * f.bytes_per_pixel;
w /= 2;
h /= 2;
}
} else {
/* Compressed textures are a bit different */
unsigned int block_size;
if (f.gl_internal_format ==
GL_COMPRESSED_RGBA_S3TC_DXT1_EXT) {
block_size = 8;
} else {
block_size = 16;
}
for (level = 0; level < levels; level++) {
w = MAX(w, 4); h = MAX(h, 4);
length += w/4 * h/4 * block_size;
w /= 2; h /= 2;
}
}
if (cubemap) {
assert(dimensionality == 2);
length *= 6;
}
if (dimensionality >= 3) {
length *= depth;
}
}
}
TextureShape state = {
.cubemap = cubemap,
.dimensionality = dimensionality,
.color_format = color_format,
.levels = levels,
.width = width,
.height = height,
.depth = depth,
.min_mipmap_level = min_mipmap_level,
.max_mipmap_level = max_mipmap_level,
.pitch = pitch,
};
#ifdef USE_TEXTURE_CACHE
uint64_t texture_hash = fast_hash(texture_data, length, 5003)
^ fnv_hash(palette_data, palette_length);
TextureKey key = {
.state = state,
.texture_data = texture_data,
.palette_data = palette_data,
};
struct lru_node *found = lru_lookup(&pg->texture_cache, texture_hash, &key);
TextureKey *key_out = container_of(found, struct TextureKey, node);
assert((key_out != NULL) && (key_out->binding != NULL));
TextureBinding *binding = key_out->binding;
binding->refcnt++;
#else
TextureBinding *binding = generate_texture(state,
texture_data, palette_data);
#endif
glBindTexture(binding->gl_target, binding->gl_texture);
if (f.linear) {
/* somtimes games try to set mipmap min filters on linear textures.
* this could indicate a bug... */
switch (min_filter) {
case NV_PGRAPH_TEXFILTER0_MIN_BOX_NEARESTLOD:
case NV_PGRAPH_TEXFILTER0_MIN_BOX_TENT_LOD:
min_filter = NV_PGRAPH_TEXFILTER0_MIN_BOX_LOD0;
break;
case NV_PGRAPH_TEXFILTER0_MIN_TENT_NEARESTLOD:
case NV_PGRAPH_TEXFILTER0_MIN_TENT_TENT_LOD:
min_filter = NV_PGRAPH_TEXFILTER0_MIN_TENT_LOD0;
break;
}
}
glTexParameteri(binding->gl_target, GL_TEXTURE_MIN_FILTER,
pgraph_texture_min_filter_map[min_filter]);
glTexParameteri(binding->gl_target, GL_TEXTURE_MAG_FILTER,
pgraph_texture_mag_filter_map[mag_filter]);
/* Texture wrapping */
assert(addru < ARRAY_SIZE(pgraph_texture_addr_map));
glTexParameteri(binding->gl_target, GL_TEXTURE_WRAP_S,
pgraph_texture_addr_map[addru]);
if (dimensionality > 1) {
assert(addrv < ARRAY_SIZE(pgraph_texture_addr_map));
glTexParameteri(binding->gl_target, GL_TEXTURE_WRAP_T,
pgraph_texture_addr_map[addrv]);
}
if (dimensionality > 2) {
assert(addrp < ARRAY_SIZE(pgraph_texture_addr_map));
glTexParameteri(binding->gl_target, GL_TEXTURE_WRAP_R,
pgraph_texture_addr_map[addrp]);
}
/* FIXME: Only upload if necessary? [s, t or r = GL_CLAMP_TO_BORDER] */
if (border_source == NV_PGRAPH_TEXFMT0_BORDER_SOURCE_COLOR) {
GLfloat gl_border_color[] = {
/* FIXME: Color channels might be wrong order */
((border_color >> 16) & 0xFF) / 255.0f, /* red */
((border_color >> 8) & 0xFF) / 255.0f, /* green */
(border_color & 0xFF) / 255.0f, /* blue */
((border_color >> 24) & 0xFF) / 255.0f /* alpha */
};
glTexParameterfv(binding->gl_target, GL_TEXTURE_BORDER_COLOR,
gl_border_color);
}
if (pg->texture_binding[i]) {
texture_binding_destroy(pg->texture_binding[i]);
}
pg->texture_binding[i] = binding;
pg->texture_dirty[i] = false;
}
NV2A_GL_DGROUP_END();
}
static void pgraph_apply_anti_aliasing_factor(PGRAPHState *pg,
unsigned int *width,
unsigned int *height)
{
switch (pg->surface_shape.anti_aliasing) {
case NV097_SET_SURFACE_FORMAT_ANTI_ALIASING_CENTER_1:
break;
case NV097_SET_SURFACE_FORMAT_ANTI_ALIASING_CENTER_CORNER_2:
if (width) { *width *= 2; }
break;
case NV097_SET_SURFACE_FORMAT_ANTI_ALIASING_SQUARE_OFFSET_4:
if (width) { *width *= 2; }
if (height) { *height *= 2; }
break;
default:
assert(false);
break;
}
}
static void pgraph_get_surface_dimensions(PGRAPHState *pg,
unsigned int *width,
unsigned int *height)
{
bool swizzle = (pg->surface_type == NV097_SET_SURFACE_FORMAT_TYPE_SWIZZLE);
if (swizzle) {
*width = 1 << pg->surface_shape.log_width;
*height = 1 << pg->surface_shape.log_height;
} else {
*width = pg->surface_shape.clip_width;
*height = pg->surface_shape.clip_height;
}
}
static void pgraph_update_memory_buffer(NV2AState *d, hwaddr addr, hwaddr size,
bool f)
{
glBindBuffer(GL_ARRAY_BUFFER, d->pgraph.gl_memory_buffer);
hwaddr end = TARGET_PAGE_ALIGN(addr + size);
addr &= TARGET_PAGE_MASK;
assert(end < memory_region_size(d->vram));
if (f || memory_region_test_and_clear_dirty(d->vram,
addr,
end - addr,
DIRTY_MEMORY_NV2A)) {
glBufferSubData(GL_ARRAY_BUFFER, addr, end - addr, d->vram_ptr + addr);
}
}
static void pgraph_bind_vertex_attributes(NV2AState *d,
unsigned int num_elements,
bool inline_data,
unsigned int inline_stride)
{
int i, j;
PGRAPHState *pg = &d->pgraph;
if (inline_data) {
NV2A_GL_DGROUP_BEGIN("%s (num_elements: %d inline stride: %d)",
__func__, num_elements, inline_stride);
} else {
NV2A_GL_DGROUP_BEGIN("%s (num_elements: %d)", __func__, num_elements);
}
for (i=0; i<NV2A_VERTEXSHADER_ATTRIBUTES; i++) {
VertexAttribute *attribute = &pg->vertex_attributes[i];
if (attribute->count) {
uint8_t *data;
unsigned int in_stride;
if (inline_data && attribute->needs_conversion) {
data = (uint8_t*)pg->inline_array
+ attribute->inline_array_offset;
in_stride = inline_stride;
} else {
hwaddr dma_len;
if (attribute->dma_select) {
data = (uint8_t*)nv_dma_map(d, pg->dma_vertex_b, &dma_len);
} else {
data = (uint8_t*)nv_dma_map(d, pg->dma_vertex_a, &dma_len);
}
assert(attribute->offset < dma_len);
data += attribute->offset;
in_stride = attribute->stride;
}
if (attribute->needs_conversion) {
NV2A_DPRINTF("converted %d\n", i);
unsigned int out_stride = attribute->converted_size
* attribute->converted_count;
if (num_elements > attribute->converted_elements) {
attribute->converted_buffer = (uint8_t*)g_realloc(
attribute->converted_buffer,
num_elements * out_stride);
}
for (j=attribute->converted_elements; j<num_elements; j++) {
uint8_t *in = data + j * in_stride;
uint8_t *out = attribute->converted_buffer + j * out_stride;
switch (attribute->format) {
case NV097_SET_VERTEX_DATA_ARRAY_FORMAT_TYPE_CMP: {
uint32_t p = ldl_le_p((uint32_t*)in);
float *xyz = (float*)out;
xyz[0] = ((int32_t)(((p >> 0) & 0x7FF) << 21) >> 21)
/ 1023.0f;
xyz[1] = ((int32_t)(((p >> 11) & 0x7FF) << 21) >> 21)
/ 1023.0f;
xyz[2] = ((int32_t)(((p >> 22) & 0x3FF) << 22) >> 22)
/ 511.0f;
break;
}
default:
assert(false);
break;
}
}
glBindBuffer(GL_ARRAY_BUFFER, attribute->gl_converted_buffer);
if (num_elements != attribute->converted_elements) {
glBufferData(GL_ARRAY_BUFFER,
num_elements * out_stride,
attribute->converted_buffer,
GL_DYNAMIC_DRAW);
attribute->converted_elements = num_elements;
}
glVertexAttribPointer(i,
attribute->converted_count,
attribute->gl_type,
attribute->gl_normalize,
out_stride,
0);
} else if (inline_data) {
glBindBuffer(GL_ARRAY_BUFFER, pg->gl_inline_array_buffer);
glVertexAttribPointer(i,
attribute->gl_count,
attribute->gl_type,
attribute->gl_normalize,
inline_stride,
(void*)(uintptr_t)attribute->inline_array_offset);
} else {
hwaddr addr = data - d->vram_ptr;
pgraph_update_memory_buffer(d, addr,
num_elements * attribute->stride,
false);
glVertexAttribPointer(i,
attribute->gl_count,
attribute->gl_type,
attribute->gl_normalize,
attribute->stride,
(void*)(uint64_t)addr);
}
glEnableVertexAttribArray(i);
} else {
glDisableVertexAttribArray(i);
glVertexAttrib4fv(i, attribute->inline_value);
}
}
NV2A_GL_DGROUP_END();
}
static unsigned int pgraph_bind_inline_array(NV2AState *d)
{
int i;
PGRAPHState *pg = &d->pgraph;
unsigned int offset = 0;
for (i=0; i<NV2A_VERTEXSHADER_ATTRIBUTES; i++) {
VertexAttribute *attribute = &pg->vertex_attributes[i];
if (attribute->count) {
attribute->inline_array_offset = offset;
NV2A_DPRINTF("bind inline attribute %d size=%d, count=%d\n",
i, attribute->size, attribute->count);
offset += attribute->size * attribute->count;
assert(offset % 4 == 0);
}
}
unsigned int vertex_size = offset;
unsigned int index_count = pg->inline_array_length*4 / vertex_size;
NV2A_DPRINTF("draw inline array %d, %d\n", vertex_size, index_count);
glBindBuffer(GL_ARRAY_BUFFER, pg->gl_inline_array_buffer);
glBufferData(GL_ARRAY_BUFFER, pg->inline_array_length*4, pg->inline_array,
GL_DYNAMIC_DRAW);
pgraph_bind_vertex_attributes(d, index_count, true, vertex_size);
return index_count;
}
/* 16 bit to [0.0, F16_MAX = 511.9375] */
static float convert_f16_to_float(uint16_t f16) {
if (f16 == 0x0000) { return 0.0; }
uint32_t i = (f16 << 11) + 0x3C000000;
return *(float*)&i;
}
/* 24 bit to [0.0, F24_MAX] */
static float convert_f24_to_float(uint32_t f24) {
assert(!(f24 >> 24));
f24 &= 0xFFFFFF;
if (f24 == 0x000000) { return 0.0; }
uint32_t i = f24 << 7;
return *(float*)&i;
}
static uint8_t cliptobyte(int x)
{
return (uint8_t)((x < 0) ? 0 : ((x > 255) ? 255 : x));
}
static void convert_yuy2_to_rgb(const uint8_t *line, unsigned int ix,
uint8_t *r, uint8_t *g, uint8_t* b) {
int c, d, e;
c = (int)line[ix * 2] - 16;
if (ix % 2) {
d = (int)line[ix * 2 - 1] - 128;
e = (int)line[ix * 2 + 1] - 128;
} else {
d = (int)line[ix * 2 + 1] - 128;
e = (int)line[ix * 2 + 3] - 128;
}
*r = cliptobyte((298 * c + 409 * e + 128) >> 8);
*g = cliptobyte((298 * c - 100 * d - 208 * e + 128) >> 8);
*b = cliptobyte((298 * c + 516 * d + 128) >> 8);
}
static uint8_t* convert_texture_data(const TextureShape s,
const uint8_t *data,
const uint8_t *palette_data,
unsigned int width,
unsigned int height,
unsigned int depth,
unsigned int row_pitch,
unsigned int slice_pitch)
{
if (s.color_format == NV097_SET_TEXTURE_FORMAT_COLOR_SZ_I8_A8R8G8B8) {
assert(depth == 1); /* FIXME */
uint8_t* converted_data = (uint8_t*)g_malloc(width * height * 4);
int x, y;
for (y = 0; y < height; y++) {
for (x = 0; x < width; x++) {
uint8_t index = data[y * row_pitch + x];
uint32_t color = *(uint32_t*)(palette_data + index * 4);
*(uint32_t*)(converted_data + y * width * 4 + x * 4) = color;
}
}
return converted_data;
} else if (s.color_format
== NV097_SET_TEXTURE_FORMAT_COLOR_LC_IMAGE_CR8YB8CB8YA8) {
assert(depth == 1); /* FIXME */
uint8_t* converted_data = (uint8_t*)g_malloc(width * height * 4);
int x, y;
for (y = 0; y < height; y++) {
const uint8_t* line = &data[y * s.width * 2];
for (x = 0; x < width; x++) {
uint8_t* pixel = &converted_data[(y * s.width + x) * 4];
/* FIXME: Actually needs uyvy? */
convert_yuy2_to_rgb(line, x, &pixel[0], &pixel[1], &pixel[2]);
pixel[3] = 255;
}
}
return converted_data;
} else if (s.color_format
== NV097_SET_TEXTURE_FORMAT_COLOR_SZ_R6G5B5) {
assert(depth == 1); /* FIXME */
uint8_t *converted_data = (uint8_t*)g_malloc(width * height * 3);
int x, y;
for (y = 0; y < height; y++) {
for (x = 0; x < width; x++) {
uint16_t rgb655 = *(uint16_t*)(data + y * row_pitch + x * 2);
int8_t *pixel = (int8_t*)&converted_data[(y * width + x) * 3];
/* Maps 5 bit G and B signed value range to 8 bit
* signed values. R is probably unsigned.
*/
rgb655 ^= (1 << 9) | (1 << 4);
pixel[0] = ((rgb655 & 0xFC00) >> 10) * 0x7F / 0x3F;
pixel[1] = ((rgb655 & 0x03E0) >> 5) * 0xFF / 0x1F - 0x80;
pixel[2] = (rgb655 & 0x001F) * 0xFF / 0x1F - 0x80;
}
}
return converted_data;
} else {
return NULL;
}
}
static void upload_gl_texture(GLenum gl_target,
const TextureShape s,
const uint8_t *texture_data,
const uint8_t *palette_data)
{
ColorFormatInfo f = kelvin_color_format_map[s.color_format];
switch(gl_target) {
case GL_TEXTURE_1D:
assert(false);
break;
case GL_TEXTURE_RECTANGLE: {
/* Can't handle strides unaligned to pixels */
assert(s.pitch % f.bytes_per_pixel == 0);
glPixelStorei(GL_UNPACK_ROW_LENGTH,
s.pitch / f.bytes_per_pixel);
uint8_t *converted = convert_texture_data(s, texture_data,
palette_data,
s.width, s.height, 1,
s.pitch, 0);
glTexImage2D(gl_target, 0, f.gl_internal_format,
s.width, s.height, 0,
f.gl_format, f.gl_type,
converted ? converted : texture_data);
if (converted) {
g_free(converted);
}
glPixelStorei(GL_UNPACK_ROW_LENGTH, 0);
break;
}
case GL_TEXTURE_2D:
case GL_TEXTURE_CUBE_MAP_POSITIVE_X:
case GL_TEXTURE_CUBE_MAP_NEGATIVE_X:
case GL_TEXTURE_CUBE_MAP_POSITIVE_Y:
case GL_TEXTURE_CUBE_MAP_NEGATIVE_Y:
case GL_TEXTURE_CUBE_MAP_POSITIVE_Z:
case GL_TEXTURE_CUBE_MAP_NEGATIVE_Z: {
unsigned int width = s.width, height = s.height;
int level;
for (level = 0; level < s.levels; level++) {
if (f.gl_format == 0) { /* compressed */
width = MAX(width, 4); height = MAX(height, 4);
unsigned int block_size;
if (f.gl_internal_format == GL_COMPRESSED_RGBA_S3TC_DXT1_EXT) {
block_size = 8;
} else {
block_size = 16;
}
glCompressedTexImage2D(gl_target, level, f.gl_internal_format,
width, height, 0,
width/4 * height/4 * block_size,
texture_data);
texture_data += width/4 * height/4 * block_size;
} else {
width = MAX(width, 1); height = MAX(height, 1);
unsigned int pitch = width * f.bytes_per_pixel;
uint8_t *unswizzled = (uint8_t*)g_malloc(height * pitch);
unswizzle_rect(texture_data, width, height,
unswizzled, pitch, f.bytes_per_pixel);
uint8_t *converted = convert_texture_data(s, unswizzled,
palette_data,
width, height, 1,
pitch, 0);
glTexImage2D(gl_target, level, f.gl_internal_format,
width, height, 0,
f.gl_format, f.gl_type,
converted ? converted : unswizzled);
if (converted) {
g_free(converted);
}
g_free(unswizzled);
texture_data += width * height * f.bytes_per_pixel;
}
width /= 2;
height /= 2;
}
break;
}
case GL_TEXTURE_3D: {
unsigned int width = s.width, height = s.height, depth = s.depth;
assert(f.gl_format != 0); /* FIXME: compressed not supported yet */
assert(f.linear == false);
int level;
for (level = 0; level < s.levels; level++) {
unsigned int row_pitch = width * f.bytes_per_pixel;
unsigned int slice_pitch = row_pitch * height;
uint8_t *unswizzled = (uint8_t*)g_malloc(slice_pitch * depth);
unswizzle_box(texture_data, width, height, depth, unswizzled,
row_pitch, slice_pitch, f.bytes_per_pixel);
uint8_t *converted = convert_texture_data(s, unswizzled,
palette_data,
width, height, depth,
row_pitch, slice_pitch);
glTexImage3D(gl_target, level, f.gl_internal_format,
width, height, depth, 0,
f.gl_format, f.gl_type,
converted ? converted : unswizzled);
if (converted) {
g_free(converted);
}
g_free(unswizzled);
texture_data += width * height * depth * f.bytes_per_pixel;
width /= 2;
height /= 2;
depth /= 2;
}
break;
}
default:
assert(false);
break;
}
}
static TextureBinding* generate_texture(const TextureShape s,
const uint8_t *texture_data,
const uint8_t *palette_data)
{
ColorFormatInfo f = kelvin_color_format_map[s.color_format];
/* Create a new opengl texture */
GLuint gl_texture;
glGenTextures(1, &gl_texture);
GLenum gl_target;
if (s.cubemap) {
assert(f.linear == false);
assert(s.dimensionality == 2);
gl_target = GL_TEXTURE_CUBE_MAP;
} else {
if (f.linear) {
/* linear textures use unnormalised texcoords.
* GL_TEXTURE_RECTANGLE_ARB conveniently also does, but
* does not allow repeat and mirror wrap modes.
* (or mipmapping, but xbox d3d says 'Non swizzled and non
* compressed textures cannot be mip mapped.')
* Not sure if that'll be an issue. */
/* FIXME: GLSL 330 provides us with textureSize()! Use that? */
gl_target = GL_TEXTURE_RECTANGLE;
assert(s.dimensionality == 2);
} else {
switch(s.dimensionality) {
case 1: gl_target = GL_TEXTURE_1D; break;
case 2: gl_target = GL_TEXTURE_2D; break;
case 3: gl_target = GL_TEXTURE_3D; break;
default:
assert(false);
break;
}
}
}
glBindTexture(gl_target, gl_texture);
NV2A_GL_DLABEL(GL_TEXTURE, gl_texture,
"format: 0x%02X%s, %d dimensions%s, width: %d, height: %d, depth: %d",
s.color_format, f.linear ? "" : " (SZ)",
s.dimensionality, s.cubemap ? " (Cubemap)" : "",
s.width, s.height, s.depth);
if (gl_target == GL_TEXTURE_CUBE_MAP) {
size_t length = 0;
unsigned int w = s.width, h = s.height;
int level;
for (level = 0; level < s.levels; level++) {
/* FIXME: This is wrong for compressed textures and textures with 1x? non-square mipmaps */
length += w * h * f.bytes_per_pixel;
w /= 2;
h /= 2;
}
upload_gl_texture(GL_TEXTURE_CUBE_MAP_POSITIVE_X,
s, texture_data + 0 * length, palette_data);
upload_gl_texture(GL_TEXTURE_CUBE_MAP_NEGATIVE_X,
s, texture_data + 1 * length, palette_data);
upload_gl_texture(GL_TEXTURE_CUBE_MAP_POSITIVE_Y,
s, texture_data + 2 * length, palette_data);
upload_gl_texture(GL_TEXTURE_CUBE_MAP_NEGATIVE_Y,
s, texture_data + 3 * length, palette_data);
upload_gl_texture(GL_TEXTURE_CUBE_MAP_POSITIVE_Z,
s, texture_data + 4 * length, palette_data);
upload_gl_texture(GL_TEXTURE_CUBE_MAP_NEGATIVE_Z,
s, texture_data + 5 * length, palette_data);
} else {
upload_gl_texture(gl_target, s, texture_data, palette_data);
}
/* Linear textures don't support mipmapping */
if (!f.linear) {
glTexParameteri(gl_target, GL_TEXTURE_BASE_LEVEL,
s.min_mipmap_level);
glTexParameteri(gl_target, GL_TEXTURE_MAX_LEVEL,
s.levels - 1);
}
if (f.gl_swizzle_mask[0] != 0 || f.gl_swizzle_mask[1] != 0
|| f.gl_swizzle_mask[2] != 0 || f.gl_swizzle_mask[3] != 0) {
glTexParameteriv(gl_target, GL_TEXTURE_SWIZZLE_RGBA,
(const GLint *)f.gl_swizzle_mask);
}
TextureBinding* ret = (TextureBinding *)g_malloc(sizeof(TextureBinding));
ret->gl_target = gl_target;
ret->gl_texture = gl_texture;
ret->refcnt = 1;
return ret;
}
static void texture_binding_destroy(gpointer data)
{
TextureBinding *binding = (TextureBinding *)data;
assert(binding->refcnt > 0);
binding->refcnt--;
if (binding->refcnt == 0) {
glDeleteTextures(1, &binding->gl_texture);
g_free(binding);
}
}
/* functions for texture LRU cache */
static struct lru_node *texture_cache_entry_init(struct lru_node *obj, void *key)
{
struct TextureKey *k_out = container_of(obj, struct TextureKey, node);
struct TextureKey *k_in = (struct TextureKey *)key;
memcpy(k_out, k_in, sizeof(struct TextureKey));
k_out->binding = generate_texture(k_in->state,
k_in->texture_data,
k_in->palette_data);
return obj;
}
static struct lru_node *texture_cache_entry_deinit(struct lru_node *obj)
{
struct TextureKey *a = container_of(obj, struct TextureKey, node);
texture_binding_destroy(a->binding);
return obj;
}
static int texture_cache_entry_compare(struct lru_node *obj, void *key)
{
struct TextureKey *a = container_of(obj, struct TextureKey, node);
struct TextureKey *b = (struct TextureKey *)key;
return memcmp(&a->state, &b->state, sizeof(a->state));
}
/* hash and equality for shader cache hash table */
static guint shader_hash(gconstpointer key)
{
return fnv_hash((const uint8_t *)key, sizeof(ShaderState));
}
static gboolean shader_equal(gconstpointer a, gconstpointer b)
{
const ShaderState *as = (const ShaderState *)a, *bs = (const ShaderState *)b;
return memcmp(as, bs, sizeof(ShaderState)) == 0;
}
static unsigned int kelvin_map_stencil_op(uint32_t parameter)
{
unsigned int op;
switch (parameter) {
case NV097_SET_STENCIL_OP_V_KEEP:
op = NV_PGRAPH_CONTROL_2_STENCIL_OP_V_KEEP; break;
case NV097_SET_STENCIL_OP_V_ZERO:
op = NV_PGRAPH_CONTROL_2_STENCIL_OP_V_ZERO; break;
case NV097_SET_STENCIL_OP_V_REPLACE:
op = NV_PGRAPH_CONTROL_2_STENCIL_OP_V_REPLACE; break;
case NV097_SET_STENCIL_OP_V_INCRSAT:
op = NV_PGRAPH_CONTROL_2_STENCIL_OP_V_INCRSAT; break;
case NV097_SET_STENCIL_OP_V_DECRSAT:
op = NV_PGRAPH_CONTROL_2_STENCIL_OP_V_DECRSAT; break;
case NV097_SET_STENCIL_OP_V_INVERT:
op = NV_PGRAPH_CONTROL_2_STENCIL_OP_V_INVERT; break;
case NV097_SET_STENCIL_OP_V_INCR:
op = NV_PGRAPH_CONTROL_2_STENCIL_OP_V_INCR; break;
case NV097_SET_STENCIL_OP_V_DECR:
op = NV_PGRAPH_CONTROL_2_STENCIL_OP_V_DECR; break;
default:
assert(false);
break;
}
return op;
}
static unsigned int kelvin_map_polygon_mode(uint32_t parameter)
{
unsigned int mode;
switch (parameter) {
case NV097_SET_FRONT_POLYGON_MODE_V_POINT:
mode = NV_PGRAPH_SETUPRASTER_FRONTFACEMODE_POINT; break;
case NV097_SET_FRONT_POLYGON_MODE_V_LINE:
mode = NV_PGRAPH_SETUPRASTER_FRONTFACEMODE_LINE; break;
case NV097_SET_FRONT_POLYGON_MODE_V_FILL:
mode = NV_PGRAPH_SETUPRASTER_FRONTFACEMODE_FILL; break;
default:
assert(false);
break;
}
return mode;
}
static unsigned int kelvin_map_texgen(uint32_t parameter, unsigned int channel)
{
assert(channel < 4);
unsigned int texgen;
switch (parameter) {
case NV097_SET_TEXGEN_S_DISABLE:
texgen = NV_PGRAPH_CSV1_A_T0_S_DISABLE; break;
case NV097_SET_TEXGEN_S_EYE_LINEAR:
texgen = NV_PGRAPH_CSV1_A_T0_S_EYE_LINEAR; break;
case NV097_SET_TEXGEN_S_OBJECT_LINEAR:
texgen = NV_PGRAPH_CSV1_A_T0_S_OBJECT_LINEAR; break;
case NV097_SET_TEXGEN_S_SPHERE_MAP:
assert(channel < 2);
texgen = NV_PGRAPH_CSV1_A_T0_S_SPHERE_MAP; break;
case NV097_SET_TEXGEN_S_REFLECTION_MAP:
assert(channel < 3);
texgen = NV_PGRAPH_CSV1_A_T0_S_REFLECTION_MAP; break;
case NV097_SET_TEXGEN_S_NORMAL_MAP:
assert(channel < 3);
texgen = NV_PGRAPH_CSV1_A_T0_S_NORMAL_MAP; break;
default:
assert(false);
break;
}
return texgen;
}
static uint64_t fnv_hash(const uint8_t *data, size_t len)
{
return XXH64(data, len, 0);
}
static uint64_t fast_hash(const uint8_t *data, size_t len, unsigned int samples)
{
return XXH64(data, len, 0);;
}
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