mirror of
https://github.com/wavemotion-dave/A5200DS.git
synced 2024-06-01 02:37:44 -04:00
1018 lines
34 KiB
C
1018 lines
34 KiB
C
#include <nds.h>
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#include <nds/fifomessages.h>
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#include <stdio.h>
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#include <fat.h>
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#include <dirent.h>
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#include <unistd.h>
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#include "main.h"
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#include "a5200utils.h"
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#include "atari.h"
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#include "global.h"
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#include "cartridge.h"
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#include "input.h"
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#include "emu/pia.h"
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#include "clickNoQuit_wav.h"
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#include "bgBottom.h"
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#include "bgTop.h"
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#include "bgFileSel.h"
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#include "bgCardSel.h"
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#include "altirra_5200_os.h"
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FICA5200 a5200romlist[1024];
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unsigned int counta5200=0, countfiles=0, ucFicAct=0;
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int gTotalAtariFrames = 0;
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int bg0, bg1, bg0b,bg1b;
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unsigned int etatEmu;
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void dsShowAnalog(unsigned int showit);
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unsigned char bufVideo[512*512]; // Video buffer
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gamecfg GameConf; // Game Config svg
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#define cxBG (myCart.offset_x<<8)
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#define cyBG (myCart.offset_y<<8)
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#define xdxBG (((320 / myCart.scale_x) << 8) | (320 % myCart.scale_x))
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#define ydyBG (((256 / myCart.scale_y) << 8) | (256 % myCart.scale_y))
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unsigned int atari_pal16[256] = {0};
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unsigned char *filebuffer;
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#define SNDLENGTH 4096
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signed char sound_buffer[SNDLENGTH];
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signed char *psound_buffer;
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// Color fading effect
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void FadeToColor(unsigned char ucSens, unsigned short ucBG, unsigned char ucScr, unsigned char valEnd, unsigned char uWait) {
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unsigned short ucFade;
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unsigned char ucBcl;
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// Fade-out vers le noir
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if (ucScr & 0x01) REG_BLDCNT=ucBG;
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if (ucScr & 0x02) REG_BLDCNT_SUB=ucBG;
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if (ucSens == 1) {
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for(ucFade=0;ucFade<valEnd;ucFade++) {
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if (ucScr & 0x01) REG_BLDY=ucFade;
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if (ucScr & 0x02) REG_BLDY_SUB=ucFade;
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for (ucBcl=0;ucBcl<uWait;ucBcl++) {
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swiWaitForVBlank();
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}
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}
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}
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else {
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for(ucFade=16;ucFade>valEnd;ucFade--) {
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if (ucScr & 0x01) REG_BLDY=ucFade;
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if (ucScr & 0x02) REG_BLDY_SUB=ucFade;
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for (ucBcl=0;ucBcl<uWait;ucBcl++) {
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swiWaitForVBlank();
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}
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}
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}
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}
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#define DO1(buf) crc = crc_table[((int)crc ^ (*buf++)) & 0xff] ^ (crc >> 8);
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#define DO2(buf) DO1(buf); DO1(buf);
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#define DO4(buf) DO2(buf); DO2(buf);
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#define DO8(buf) DO4(buf); DO4(buf);
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// Table of CRC-32's of all single-byte values (made by make_crc_table)
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unsigned int crc_table[256] = {
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0x00000000L, 0x77073096L, 0xee0e612cL, 0x990951baL, 0x076dc419L,
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0x706af48fL, 0xe963a535L, 0x9e6495a3L, 0x0edb8832L, 0x79dcb8a4L,
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0xe0d5e91eL, 0x97d2d988L, 0x09b64c2bL, 0x7eb17cbdL, 0xe7b82d07L,
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0x90bf1d91L, 0x1db71064L, 0x6ab020f2L, 0xf3b97148L, 0x84be41deL,
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0x1adad47dL, 0x6ddde4ebL, 0xf4d4b551L, 0x83d385c7L, 0x136c9856L,
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0x646ba8c0L, 0xfd62f97aL, 0x8a65c9ecL, 0x14015c4fL, 0x63066cd9L,
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0xfa0f3d63L, 0x8d080df5L, 0x3b6e20c8L, 0x4c69105eL, 0xd56041e4L,
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0xa2677172L, 0x3c03e4d1L, 0x4b04d447L, 0xd20d85fdL, 0xa50ab56bL,
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0x35b5a8faL, 0x42b2986cL, 0xdbbbc9d6L, 0xacbcf940L, 0x32d86ce3L,
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0x45df5c75L, 0xdcd60dcfL, 0xabd13d59L, 0x26d930acL, 0x51de003aL,
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0xc8d75180L, 0xbfd06116L, 0x21b4f4b5L, 0x56b3c423L, 0xcfba9599L,
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0xb8bda50fL, 0x2802b89eL, 0x5f058808L, 0xc60cd9b2L, 0xb10be924L,
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0x2f6f7c87L, 0x58684c11L, 0xc1611dabL, 0xb6662d3dL, 0x76dc4190L,
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0x01db7106L, 0x98d220bcL, 0xefd5102aL, 0x71b18589L, 0x06b6b51fL,
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0x9fbfe4a5L, 0xe8b8d433L, 0x7807c9a2L, 0x0f00f934L, 0x9609a88eL,
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0xe10e9818L, 0x7f6a0dbbL, 0x086d3d2dL, 0x91646c97L, 0xe6635c01L,
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0x6b6b51f4L, 0x1c6c6162L, 0x856530d8L, 0xf262004eL, 0x6c0695edL,
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0x1b01a57bL, 0x8208f4c1L, 0xf50fc457L, 0x65b0d9c6L, 0x12b7e950L,
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0x8bbeb8eaL, 0xfcb9887cL, 0x62dd1ddfL, 0x15da2d49L, 0x8cd37cf3L,
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0xfbd44c65L, 0x4db26158L, 0x3ab551ceL, 0xa3bc0074L, 0xd4bb30e2L,
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0x4adfa541L, 0x3dd895d7L, 0xa4d1c46dL, 0xd3d6f4fbL, 0x4369e96aL,
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0x346ed9fcL, 0xad678846L, 0xda60b8d0L, 0x44042d73L, 0x33031de5L,
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0xaa0a4c5fL, 0xdd0d7cc9L, 0x5005713cL, 0x270241aaL, 0xbe0b1010L,
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0xc90c2086L, 0x5768b525L, 0x206f85b3L, 0xb966d409L, 0xce61e49fL,
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0x5edef90eL, 0x29d9c998L, 0xb0d09822L, 0xc7d7a8b4L, 0x59b33d17L,
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0x2eb40d81L, 0xb7bd5c3bL, 0xc0ba6cadL, 0xedb88320L, 0x9abfb3b6L,
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0x03b6e20cL, 0x74b1d29aL, 0xead54739L, 0x9dd277afL, 0x04db2615L,
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0x73dc1683L, 0xe3630b12L, 0x94643b84L, 0x0d6d6a3eL, 0x7a6a5aa8L,
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0xe40ecf0bL, 0x9309ff9dL, 0x0a00ae27L, 0x7d079eb1L, 0xf00f9344L,
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0x8708a3d2L, 0x1e01f268L, 0x6906c2feL, 0xf762575dL, 0x806567cbL,
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0x196c3671L, 0x6e6b06e7L, 0xfed41b76L, 0x89d32be0L, 0x10da7a5aL,
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0x67dd4accL, 0xf9b9df6fL, 0x8ebeeff9L, 0x17b7be43L, 0x60b08ed5L,
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0xd6d6a3e8L, 0xa1d1937eL, 0x38d8c2c4L, 0x4fdff252L, 0xd1bb67f1L,
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0xa6bc5767L, 0x3fb506ddL, 0x48b2364bL, 0xd80d2bdaL, 0xaf0a1b4cL,
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0x36034af6L, 0x41047a60L, 0xdf60efc3L, 0xa867df55L, 0x316e8eefL,
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0x4669be79L, 0xcb61b38cL, 0xbc66831aL, 0x256fd2a0L, 0x5268e236L,
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0xcc0c7795L, 0xbb0b4703L, 0x220216b9L, 0x5505262fL, 0xc5ba3bbeL,
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0xb2bd0b28L, 0x2bb45a92L, 0x5cb36a04L, 0xc2d7ffa7L, 0xb5d0cf31L,
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0x2cd99e8bL, 0x5bdeae1dL, 0x9b64c2b0L, 0xec63f226L, 0x756aa39cL,
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0x026d930aL, 0x9c0906a9L, 0xeb0e363fL, 0x72076785L, 0x05005713L,
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0x95bf4a82L, 0xe2b87a14L, 0x7bb12baeL, 0x0cb61b38L, 0x92d28e9bL,
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0xe5d5be0dL, 0x7cdcefb7L, 0x0bdbdf21L, 0x86d3d2d4L, 0xf1d4e242L,
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0x68ddb3f8L, 0x1fda836eL, 0x81be16cdL, 0xf6b9265bL, 0x6fb077e1L,
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0x18b74777L, 0x88085ae6L, 0xff0f6a70L, 0x66063bcaL, 0x11010b5cL,
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0x8f659effL, 0xf862ae69L, 0x616bffd3L, 0x166ccf45L, 0xa00ae278L,
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0xd70dd2eeL, 0x4e048354L, 0x3903b3c2L, 0xa7672661L, 0xd06016f7L,
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0x4969474dL, 0x3e6e77dbL, 0xaed16a4aL, 0xd9d65adcL, 0x40df0b66L,
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0x37d83bf0L, 0xa9bcae53L, 0xdebb9ec5L, 0x47b2cf7fL, 0x30b5ffe9L,
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0xbdbdf21cL, 0xcabac28aL, 0x53b39330L, 0x24b4a3a6L, 0xbad03605L,
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0xcdd70693L, 0x54de5729L, 0x23d967bfL, 0xb3667a2eL, 0xc4614ab8L,
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0x5d681b02L, 0x2a6f2b94L, 0xb40bbe37L, 0xc30c8ea1L, 0x5a05df1bL,
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0x2d02ef8dL
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};
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// cal crc32 of a file
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unsigned int crc32 (unsigned int crc, const unsigned char *buf, unsigned int len) {
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if (buf == 0) return 0;
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crc = crc ^ 0xffffffff;
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while (len >= 8) {
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DO8(buf);
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len -= 8;
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}
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if (len) do {
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DO1(buf);
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} while (--len);
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return crc ^ 0xffffffff;
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}
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void vblankIntr()
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{
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static int sIndex = 0;
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static const u16 jitter4[] = {
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0x60, 0x40, // 0.375, 0.250
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0x20, 0xc0, // 0.125, 0.750
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0xe0, 0x40, // 0.875, 0.250
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0xa0, 0xc0, // 0.625, 0.750
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};
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REG_BG2PA = xdxBG ; REG_BG2PB = 0; REG_BG2PC =0; REG_BG2PD = ydyBG;
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REG_BG3PA = xdxBG; REG_BG3PB = 0; REG_BG3PC =0; REG_BG3PD = ydyBG;
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REG_BG2X = cxBG+jitter4[sIndex++];
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REG_BG2Y = cyBG+jitter4[sIndex++];
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REG_BG3X = cxBG+jitter4[sIndex++];
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REG_BG3Y = cyBG+jitter4[sIndex++];
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if(sIndex >= 8) sIndex = 0;
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}
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void dsInitScreenMain(void) {
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// Init vbl and hbl func
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SetYtrigger(190); //trigger 2 lines before vsync
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irqSet(IRQ_VBLANK, vblankIntr);
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irqEnable(IRQ_VBLANK | IRQ_VCOUNT);
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}
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void dsInitTimer(void) {
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TIMER0_DATA=0;
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TIMER0_CR=TIMER_ENABLE|TIMER_DIV_1024;
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}
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void dsShowScreenEmu(void) {
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// Change vram
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videoSetMode(MODE_5_2D | DISPLAY_BG2_ACTIVE | DISPLAY_BG3_ACTIVE);
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vramSetBankA(VRAM_A_MAIN_BG_0x06000000);
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vramSetBankB(VRAM_B_MAIN_BG_0x06020000 );
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bg0 = bgInit(3, BgType_Bmp8, BgSize_B8_512x512, 0,0);
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bg1 = bgInit(2, BgType_Bmp8, BgSize_B8_512x512, 0,0);
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REG_BLDCNT = BLEND_ALPHA | BLEND_SRC_BG2 | BLEND_DST_BG3;
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REG_BLDALPHA = (8 << 8) | 8; // 50% / 50%
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//bufVideo = BG_GFX;
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REG_BG2PB = 0;
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REG_BG2PC = 0;
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REG_BG3PB = 0;
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REG_BG3PC = 0;
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REG_BG2X = cxBG;
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REG_BG2Y = cyBG;
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REG_BG3X = cxBG;
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REG_BG3Y = cyBG;
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REG_BG2PA = xdxBG;
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REG_BG2PD = ydyBG;
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REG_BG3PA = xdxBG;
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REG_BG3PD = ydyBG;
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}
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void dsShowScreenMain(void) {
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// Init BG mode for 16 bits colors
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videoSetMode(MODE_0_2D | DISPLAY_BG0_ACTIVE );
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videoSetModeSub(MODE_0_2D | DISPLAY_BG0_ACTIVE | DISPLAY_BG1_ACTIVE);
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vramSetBankA(VRAM_A_MAIN_BG); vramSetBankC(VRAM_C_SUB_BG);
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bg0 = bgInit(0, BgType_Text8bpp, BgSize_T_256x256, 31,0);
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bg0b = bgInitSub(0, BgType_Text8bpp, BgSize_T_256x256, 31,0);
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bg1b = bgInitSub(1, BgType_Text8bpp, BgSize_T_256x256, 30,0);
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bgSetPriority(bg0b,1);bgSetPriority(bg1b,0);
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decompress(bgTopTiles, bgGetGfxPtr(bg0), LZ77Vram);
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decompress(bgTopMap, (void*) bgGetMapPtr(bg0), LZ77Vram);
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dmaCopy((void *) bgTopPal,(u16*) BG_PALETTE,256*2);
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decompress(bgBottomTiles, bgGetGfxPtr(bg0b), LZ77Vram);
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decompress(bgBottomMap, (void*) bgGetMapPtr(bg0b), LZ77Vram);
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dmaCopy((void *) bgBottomPal,(u16*) BG_PALETTE_SUB,256*2);
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unsigned short dmaVal = *(bgGetMapPtr(bg1b) +31*32);
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dmaFillWords(dmaVal | (dmaVal<<16),(void*) bgGetMapPtr(bg1b),32*24*2);
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REG_BLDCNT=0; REG_BLDCNT_SUB=0; REG_BLDY=0; REG_BLDY_SUB=0;
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dsShowAnalog(myCart.use_analog);
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swiWaitForVBlank();
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}
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void dsFreeEmu(void) {
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// Stop timer of sound
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TIMER2_CR=0; irqDisable(IRQ_TIMER2);
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}
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u16 targetIndex = 0;
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void VsoundHandler(void)
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{
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extern char pokey_buffer[];
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static u16 sound_idx=0;
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sound_buffer[sound_idx] = pokey_buffer[targetIndex] +128;
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sound_idx = (sound_idx + 1) & 0x0FFF;
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targetIndex=(targetIndex + 1) % 368;
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}
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const unsigned int palette_ntsc[256] = {
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0x000000, 0x1c1c1c, 0x393939, 0x595959, // 1
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0x797979, 0x929292, 0xababab, 0xbcbcbc,
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0xcdcdcd, 0xd9d9d9, 0xe6e6e6, 0xececec,
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0xf2f2f2, 0xf8f8f8, 0xffffff, 0xffffff,
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0x391701, 0x5e2304, 0x833008, 0xa54716, // 2
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0xc85f24, 0xe37820, 0xff911d, 0xffab1d,
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0xffc51d, 0xffce34, 0xffd84c, 0xffe651,
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0xfff456, 0xfff977, 0xffff98, 0xffff98,
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0x451904, 0x721e11, 0x9f241e, 0xb33a20, // 3
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0xc85122, 0xe36920, 0xff811e, 0xff8c25,
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0xff982c, 0xffae38, 0xffc545, 0xffc559,
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0xffc66d, 0xffd587, 0xffe4a1, 0xffe4a1,
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0x4a1704, 0x7e1a0d, 0xb21d17, 0xc82119, // 4
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0xdf251c, 0xec3b38, 0xfa5255, 0xfc6161,
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0xff706e, 0xff7f7e, 0xff8f8f, 0xff9d9e,
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0xffabad, 0xffb9bd, 0xffc7ce, 0xffc7ce,
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0x050568, 0x3b136d, 0x912640, 0x912640, // 5
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0xa532a6, 0xb938ba, 0xcd3ecf, 0xdb47dd,
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0xea51eb, 0xf45ff5, 0xfe6dff, 0xfe7afd,
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0xff87fb, 0xff95fd, 0xffa4ff, 0xffa4ff,
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0x280479, 0x400984, 0x590f90, 0x70249d, // 6
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0x8839aa, 0xa441c3, 0xc04adc, 0xd054ed,
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0xe05eff, 0xe96dff, 0xf27cff, 0xf88aff,
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0xff98ff, 0xfea1ff, 0xfeabff, 0xfeabff,
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0x35088a, 0x420aad, 0x500cd0, 0x6428d0, // 7
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0x7945d0, 0x8d4bd4, 0xa251d9, 0xb058ec,
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0xbe60ff, 0xc56bff, 0xcc77ff, 0xd183ff,
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0xd790ff, 0xdb9dff, 0xdfaaff, 0xdfaaff,
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0x051e81, 0x0626a5, 0x082fca, 0x263dd4, // 8
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0x444cde, 0x4f5aee, 0x5a68ff, 0x6575ff,
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0x7183ff, 0x8091ff, 0x90a0ff, 0x97a9ff,
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0x9fb2ff, 0xafbeff, 0xc0cbff, 0xc0cbff,
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0x0c048b, 0x2218a0, 0x382db5, 0x483ec7, // 9
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0x584fda, 0x6159ec, 0x6b64ff, 0x7a74ff,
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0x8a84ff, 0x918eff, 0x9998ff, 0xa5a3ff,
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0xb1aeff, 0xb8b8ff, 0xc0c2ff, 0xc0c2ff,
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0x1d295a, 0x1d3876, 0x1d4892, 0x1c5cac, // 10
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0x1c71c6, 0x3286cf, 0x489bd9, 0x4ea8ec,
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0x55b6ff, 0x70c7ff, 0x8cd8ff, 0x93dbff,
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0x9bdfff, 0xafe4ff, 0xc3e9ff, 0xc3e9ff,
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0x2f4302, 0x395202, 0x446103, 0x417a12, // 11
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0x3e9421, 0x4a9f2e, 0x57ab3b, 0x5cbd55,
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0x61d070, 0x69e27a, 0x72f584, 0x7cfa8d,
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0x87ff97, 0x9affa6, 0xadffb6, 0xadffb6,
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0x0a4108, 0x0d540a, 0x10680d, 0x137d0f, // 12
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0x169212, 0x19a514, 0x1cb917, 0x1ec919,
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0x21d91b, 0x47e42d, 0x6ef040, 0x78f74d,
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0x83ff5b, 0x9aff7a, 0xb2ff9a, 0xb2ff9a,
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0x04410b, 0x05530e, 0x066611, 0x077714, // 13
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0x088817, 0x099b1a, 0x0baf1d, 0x48c41f,
|
|
0x86d922, 0x8fe924, 0x99f927, 0xa8fc41,
|
|
0xb7ff5b, 0xc9ff6e, 0xdcff81, 0xdcff81,
|
|
|
|
0x02350f, 0x073f15, 0x0c4a1c, 0x2d5f1e, // 14
|
|
0x4f7420, 0x598324, 0x649228, 0x82a12e,
|
|
0xa1b034, 0xa9c13a, 0xb2d241, 0xc4d945,
|
|
0xd6e149, 0xe4f04e, 0xf2ff53, 0xf2ff53,
|
|
|
|
0x263001, 0x243803, 0x234005, 0x51541b, // 15
|
|
0x806931, 0x978135, 0xaf993a, 0xc2a73e,
|
|
0xd5b543, 0xdbc03d, 0xe1cb38, 0xe2d836,
|
|
0xe3e534, 0xeff258, 0xfbff7d, 0xfbff7d,
|
|
|
|
0x401a02, 0x581f05, 0x702408, 0x8d3a13, // 16
|
|
0xab511f, 0xb56427, 0xbf7730, 0xd0853a,
|
|
0xe19344, 0xeda04e, 0xf9ad58, 0xfcb75c,
|
|
0xffc160, 0xffc671, 0xffcb83, 0xffcb83
|
|
};
|
|
|
|
|
|
int load_os(char *filename )
|
|
{
|
|
FILE *romfile = fopen(filename, "rb");
|
|
if (romfile == NULL)
|
|
{
|
|
memcpy(atari_os, ROM_altirra_5200_os, 0x800); // No 5200.rom found... use open source Altirra OS instead
|
|
}
|
|
else
|
|
{
|
|
fread(atari_os, 0x800, 1, romfile);
|
|
fclose(romfile);
|
|
}
|
|
|
|
return 0;
|
|
} /* end load_os */
|
|
|
|
void dsLoadGame(char *filename) {
|
|
unsigned int index;
|
|
|
|
// Free buffer if needed
|
|
TIMER2_CR=0; irqDisable(IRQ_TIMER2);
|
|
if (filebuffer != 0)
|
|
free(filebuffer);
|
|
|
|
// load card game if ok
|
|
if (Atari800_OpenFile(filename, true, 1, true) != AFILE_ERROR)
|
|
{
|
|
// Initialize the virtual console emulation
|
|
dsShowScreenEmu();
|
|
|
|
INPUT_Initialise();
|
|
|
|
// Init palette
|
|
for(index = 0; index < 256; index++) {
|
|
unsigned short r = ((palette_ntsc[index]& 0x00ff0000) >> 19);
|
|
unsigned short g = ((palette_ntsc[index]& 0x0000ff00) >> 11);
|
|
unsigned short b = ((palette_ntsc[index]& 0x000000ff) >> 3);
|
|
BG_PALETTE[index] = RGB15(r, g, b);
|
|
atari_pal16[index] = index;
|
|
}
|
|
|
|
psound_buffer=sound_buffer;
|
|
TIMER2_DATA = TIMER_FREQ(22050);
|
|
TIMER2_CR = TIMER_DIV_1 | TIMER_IRQ_REQ | TIMER_ENABLE;
|
|
irqSet(IRQ_TIMER2, VsoundHandler);
|
|
}
|
|
}
|
|
|
|
unsigned int dsReadPad(void) {
|
|
unsigned int keys_pressed, ret_keys_pressed;
|
|
|
|
do {
|
|
keys_pressed = keysCurrent();
|
|
} while ((keys_pressed & (KEY_LEFT | KEY_RIGHT | KEY_DOWN | KEY_UP | KEY_A | KEY_B | KEY_L | KEY_R))!=0);
|
|
|
|
do {
|
|
keys_pressed = keysCurrent();
|
|
} while ((keys_pressed & (KEY_LEFT | KEY_RIGHT | KEY_DOWN | KEY_UP | KEY_A | KEY_B | KEY_L | KEY_R))==0);
|
|
ret_keys_pressed = keys_pressed;
|
|
|
|
do {
|
|
keys_pressed = keysCurrent();
|
|
} while ((keys_pressed & (KEY_LEFT | KEY_RIGHT | KEY_DOWN | KEY_UP | KEY_A | KEY_B | KEY_L | KEY_R))!=0);
|
|
|
|
return ret_keys_pressed;
|
|
}
|
|
|
|
bool dsWaitOnQuit(void) {
|
|
bool bRet=false, bDone=false;
|
|
unsigned int keys_pressed;
|
|
unsigned int posdeb=0;
|
|
char szName[32];
|
|
|
|
decompress(bgFileSelTiles, bgGetGfxPtr(bg0b), LZ77Vram);
|
|
decompress(bgFileSelMap, (void*) bgGetMapPtr(bg0b), LZ77Vram);
|
|
dmaCopy((void *) bgFileSelPal,(u16*) BG_PALETTE_SUB,256*2);
|
|
unsigned short dmaVal = *(bgGetMapPtr(bg1b) +31*32);
|
|
dmaFillWords(dmaVal | (dmaVal<<16),(void*) bgGetMapPtr(bg1b),32*24*2);
|
|
|
|
strcpy(szName,"Quit A5200DS ?");
|
|
dsPrintValue(17,2,0,szName);
|
|
sprintf(szName,"%s","A TO CONFIRM, B TO GO BACK");
|
|
dsPrintValue(16-strlen(szName)/2,23,0,szName);
|
|
|
|
while(!bDone) {
|
|
strcpy(szName," YES ");
|
|
dsPrintValue(5,10+0,(posdeb == 0 ? 1 : 0),szName);
|
|
strcpy(szName," NO ");
|
|
dsPrintValue(5,14+1,(posdeb == 2 ? 1 : 0),szName);
|
|
swiWaitForVBlank();
|
|
|
|
// Check pad
|
|
keys_pressed=dsReadPad();
|
|
if (keys_pressed & KEY_UP) {
|
|
if (posdeb) posdeb-=2;
|
|
}
|
|
if (keys_pressed & KEY_DOWN) {
|
|
if (posdeb<1) posdeb+=2;
|
|
}
|
|
if (keys_pressed & KEY_A) {
|
|
bRet = (posdeb ? false : true);
|
|
bDone = true;
|
|
}
|
|
if (keys_pressed & KEY_B) {
|
|
bDone = true;
|
|
}
|
|
}
|
|
|
|
decompress(bgBottomTiles, bgGetGfxPtr(bg0b), LZ77Vram);
|
|
decompress(bgBottomMap, (void*) bgGetMapPtr(bg0b), LZ77Vram);
|
|
dmaCopy((void *) bgBottomPal,(u16*) BG_PALETTE_SUB,256*2);
|
|
dmaVal = *(bgGetMapPtr(bg1b) +31*32);
|
|
dmaFillWords(dmaVal | (dmaVal<<16),(void*) bgGetMapPtr(bg1b),32*24*2);
|
|
|
|
return bRet;
|
|
}
|
|
|
|
|
|
void dsDisplayFiles(unsigned int NoDebGame,u32 ucSel) {
|
|
unsigned int ucBcl,ucGame;
|
|
u8 maxLen;
|
|
char szName[256];
|
|
|
|
// Display all games if possible
|
|
unsigned short dmaVal = *(bgGetMapPtr(bg1b) +31*32);
|
|
dmaFillWords(dmaVal | (dmaVal<<16),(void*) (bgGetMapPtr(bg1b)),32*24*2);
|
|
countfiles ? sprintf(szName,"%04d/%04d GAMES",(int)(1+ucSel+NoDebGame),countfiles) : sprintf(szName,"%04d/%04d FOLDERS",(int)(1+ucSel+NoDebGame),counta5200);
|
|
dsPrintValue(16-strlen(szName)/2,3,0,szName);
|
|
dsPrintValue(31,5,0,(char *) (NoDebGame>0 ? "<" : " "));
|
|
dsPrintValue(31,22,0,(char *) (NoDebGame+14<counta5200 ? ">" : " "));
|
|
sprintf(szName,"%s","A TO SELECT A GAME, B TO GO BACK");
|
|
dsPrintValue(16-strlen(szName)/2,23,0,szName);
|
|
for (ucBcl=0;ucBcl<17; ucBcl++) {
|
|
ucGame= ucBcl+NoDebGame;
|
|
if (ucGame < counta5200) {
|
|
char szName2[256];
|
|
maxLen=strlen(a5200romlist[ucGame].filename);
|
|
strcpy(szName,a5200romlist[ucGame].filename);
|
|
if (maxLen>29) szName[29]='\0';
|
|
if (a5200romlist[ucGame].directory)
|
|
{
|
|
a5200romlist[ucGame].filename[29] = 0;
|
|
sprintf(szName,"[%s]",a5200romlist[ucGame].filename);
|
|
sprintf(szName2,"%-29s",szName);
|
|
dsPrintValue(0,5+ucBcl,(ucSel == ucBcl ? 1 : 0),szName2);
|
|
}
|
|
else
|
|
{
|
|
sprintf(szName2,"%-29s",strupr(szName));
|
|
dsPrintValue(1,5+ucBcl,(ucSel == ucBcl ? 1 : 0),szName2);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
unsigned int dsWaitForRom(void) {
|
|
bool bDone=false, bRet=false;
|
|
u32 ucHaut=0x00, ucBas=0x00,ucSHaut=0x00, ucSBas=0x00,romSelected= 0, firstRomDisplay=0,nbRomPerPage, uNbRSPage, uLenFic=0,ucFlip=0, ucFlop=0;
|
|
char szName[64];
|
|
|
|
decompress(bgFileSelTiles, bgGetGfxPtr(bg0b), LZ77Vram);
|
|
decompress(bgFileSelMap, (void*) bgGetMapPtr(bg0b), LZ77Vram);
|
|
dmaCopy((void *) bgFileSelPal,(u16*) BG_PALETTE_SUB,256*2);
|
|
unsigned short dmaVal = *(bgGetMapPtr(bg1b) +31*32);
|
|
dmaFillWords(dmaVal | (dmaVal<<16),(void*) bgGetMapPtr(bg1b),32*24*2);
|
|
|
|
nbRomPerPage = (counta5200>=17 ? 17 : counta5200);
|
|
uNbRSPage = (counta5200>=5 ? 5 : counta5200);
|
|
if (ucFicAct>counta5200-nbRomPerPage) {
|
|
firstRomDisplay=counta5200-nbRomPerPage;
|
|
romSelected=ucFicAct-counta5200+nbRomPerPage;
|
|
}
|
|
else {
|
|
firstRomDisplay=ucFicAct;
|
|
romSelected=0;
|
|
}
|
|
dsDisplayFiles(firstRomDisplay,romSelected);
|
|
while (!bDone) {
|
|
if (keysCurrent() & KEY_UP) {
|
|
if (!ucHaut) {
|
|
ucFicAct = (ucFicAct>0 ? ucFicAct-1 : counta5200-1);
|
|
if (romSelected>uNbRSPage) { romSelected -= 1; }
|
|
else {
|
|
if (firstRomDisplay>0) { firstRomDisplay -= 1; }
|
|
else {
|
|
if (romSelected>0) { romSelected -= 1; }
|
|
else {
|
|
firstRomDisplay=counta5200-nbRomPerPage;
|
|
romSelected=nbRomPerPage-1;
|
|
}
|
|
}
|
|
}
|
|
ucHaut=0x01;
|
|
dsDisplayFiles(firstRomDisplay,romSelected);
|
|
}
|
|
else {
|
|
ucHaut++;
|
|
if (ucHaut>10) ucHaut=0;
|
|
}
|
|
}
|
|
else {
|
|
ucHaut = 0;
|
|
}
|
|
if (keysCurrent() & KEY_DOWN) {
|
|
if (!ucBas) {
|
|
ucFicAct = (ucFicAct< counta5200-1 ? ucFicAct+1 : 0);
|
|
if (romSelected<uNbRSPage-1) { romSelected += 1; }
|
|
else {
|
|
if (firstRomDisplay<counta5200-nbRomPerPage) { firstRomDisplay += 1; }
|
|
else {
|
|
if (romSelected<nbRomPerPage-1) { romSelected += 1; }
|
|
else {
|
|
firstRomDisplay=0;
|
|
romSelected=0;
|
|
}
|
|
}
|
|
}
|
|
ucBas=0x01;
|
|
dsDisplayFiles(firstRomDisplay,romSelected);
|
|
}
|
|
else {
|
|
ucBas++;
|
|
if (ucBas>10) ucBas=0;
|
|
}
|
|
}
|
|
else {
|
|
ucBas = 0;
|
|
}
|
|
if (keysCurrent() & KEY_R) {
|
|
if (!ucSBas) {
|
|
ucFicAct = (ucFicAct< counta5200-nbRomPerPage ? ucFicAct+nbRomPerPage : counta5200-nbRomPerPage);
|
|
if (firstRomDisplay<counta5200-nbRomPerPage) { firstRomDisplay += nbRomPerPage; }
|
|
else { firstRomDisplay = counta5200-nbRomPerPage; }
|
|
if (ucFicAct == counta5200-nbRomPerPage) romSelected = 0;
|
|
ucSBas=0x01;
|
|
dsDisplayFiles(firstRomDisplay,romSelected);
|
|
}
|
|
else {
|
|
ucSBas++;
|
|
if (ucSBas>10) ucSBas=0;
|
|
}
|
|
}
|
|
else {
|
|
ucSBas = 0;
|
|
}
|
|
if (keysCurrent() & KEY_L) {
|
|
if (!ucSHaut) {
|
|
ucFicAct = (ucFicAct> nbRomPerPage ? ucFicAct-nbRomPerPage : 0);
|
|
if (firstRomDisplay>nbRomPerPage) { firstRomDisplay -= nbRomPerPage; }
|
|
else { firstRomDisplay = 0; }
|
|
if (ucFicAct == 0) romSelected = 0;
|
|
ucSHaut=0x01;
|
|
dsDisplayFiles(firstRomDisplay,romSelected);
|
|
}
|
|
else {
|
|
ucSHaut++;
|
|
if (ucSHaut>10) ucSHaut=0;
|
|
}
|
|
}
|
|
else {
|
|
ucSHaut = 0;
|
|
}
|
|
if ( keysCurrent() & KEY_B ) {
|
|
bDone=true;
|
|
while (keysCurrent() & KEY_B);
|
|
}
|
|
|
|
if (keysCurrent() & KEY_A) {
|
|
if (!a5200romlist[ucFicAct].directory) {
|
|
bRet=true;
|
|
bDone=true;
|
|
}
|
|
else {
|
|
chdir(a5200romlist[ucFicAct].filename);
|
|
a52FindFiles();
|
|
ucFicAct = 0;
|
|
nbRomPerPage = (counta5200>=16 ? 16 : counta5200);
|
|
uNbRSPage = (counta5200>=5 ? 5 : counta5200);
|
|
if (ucFicAct>counta5200-nbRomPerPage) {
|
|
firstRomDisplay=counta5200-nbRomPerPage;
|
|
romSelected=ucFicAct-counta5200+nbRomPerPage;
|
|
}
|
|
else {
|
|
firstRomDisplay=ucFicAct;
|
|
romSelected=0;
|
|
}
|
|
dsDisplayFiles(firstRomDisplay,romSelected);
|
|
while (keysCurrent() & KEY_A);
|
|
}
|
|
}
|
|
// Scroll la selection courante
|
|
if (strlen(a5200romlist[ucFicAct].filename) > 29) {
|
|
ucFlip++;
|
|
if (ucFlip >= 8) {
|
|
ucFlip = 0;
|
|
uLenFic++;
|
|
if ((uLenFic+29)>strlen(a5200romlist[ucFicAct].filename)) {
|
|
ucFlop++;
|
|
if (ucFlop >= 8) {
|
|
uLenFic=0;
|
|
ucFlop = 0;
|
|
}
|
|
else
|
|
uLenFic--;
|
|
}
|
|
strncpy(szName,a5200romlist[ucFicAct].filename+uLenFic,29);
|
|
szName[29] = '\0';
|
|
dsPrintValue(1,5+romSelected,1,szName);
|
|
}
|
|
}
|
|
swiWaitForVBlank();
|
|
}
|
|
|
|
decompress(bgBottomTiles, bgGetGfxPtr(bg0b), LZ77Vram);
|
|
decompress(bgBottomMap, (void*) bgGetMapPtr(bg0b), LZ77Vram);
|
|
dmaCopy((void *) bgBottomPal,(u16*) BG_PALETTE_SUB,256*2);
|
|
dmaVal = *(bgGetMapPtr(bg1b) +31*32);
|
|
dmaFillWords(dmaVal | (dmaVal<<16),(void*) bgGetMapPtr(bg1b),32*24*2);
|
|
|
|
return bRet;
|
|
}
|
|
|
|
unsigned int dsWaitOnMenu(unsigned int actState) {
|
|
unsigned int uState=A5200_PLAYINIT;
|
|
unsigned int keys_pressed;
|
|
bool bDone=false, romSel;
|
|
int iTx,iTy;
|
|
|
|
while (!bDone) {
|
|
// wait for stylus
|
|
keys_pressed = keysCurrent();
|
|
if (keys_pressed & KEY_TOUCH) {
|
|
touchPosition touch;
|
|
touchRead(&touch);
|
|
iTx = touch.px;
|
|
iTy = touch.py;
|
|
if ((iTx>206) && (iTx<250) && (iTy>110) && (iTy<129)) { // 207,111 -> 249,128 quit
|
|
soundPlaySample(clickNoQuit_wav, SoundFormat_16Bit, clickNoQuit_wav_size, 22050, 127, 64, false, 0);
|
|
bDone=dsWaitOnQuit();
|
|
if (bDone) uState=A5200_QUITSTDS;
|
|
}
|
|
if ((iTx>71) && (iTx<183) && (iTy>7) && (iTy<43)) { // 72,8 -> 182,42 cartridge slot
|
|
bDone=true;
|
|
// Find files in current directory and show it
|
|
a52FindFiles();
|
|
romSel=dsWaitForRom();
|
|
if (romSel) { uState=A5200_PLAYINIT;
|
|
dsLoadGame(a5200romlist[ucFicAct].filename); }
|
|
else { uState=actState; }
|
|
}
|
|
}
|
|
swiWaitForVBlank();
|
|
}
|
|
|
|
return uState;
|
|
}
|
|
|
|
void dsPrintValue(int x, int y, unsigned int isSelect, char *pchStr) {
|
|
u16 *pusEcran,*pusMap;
|
|
u16 usCharac;
|
|
char szTexte[128],*pTrTxt=szTexte;
|
|
|
|
strcpy(szTexte,pchStr);
|
|
strupr(szTexte);
|
|
pusEcran=(u16*) (bgGetMapPtr(bg1b))+x+(y<<5);
|
|
pusMap=(u16*) (bgGetMapPtr(bg0b)+(2*isSelect+24)*32);
|
|
//keybBAS_map[29]
|
|
while((*pTrTxt)!='\0' ) {
|
|
usCharac=0x0000;
|
|
if ((*pTrTxt) == '|')
|
|
usCharac=*(pusMap);
|
|
else if (((*pTrTxt)<' ') || ((*pTrTxt)>'_'))
|
|
usCharac=*(pusMap);
|
|
else if((*pTrTxt)<'@')
|
|
usCharac=*(pusMap+(*pTrTxt)-' ');
|
|
else
|
|
usCharac=*(pusMap+32+(*pTrTxt)-'@');
|
|
*pusEcran++=usCharac;
|
|
pTrTxt++;
|
|
}
|
|
}
|
|
|
|
void dsShowAnalog(unsigned int showit) {
|
|
u16 *pusEcran=(u16*) (bgGetMapPtr(bg1b))+26+(18<<5);
|
|
u16 *pusDess =(u16*) (bgGetMapPtr(bg0b))+(4*showit)+(28<<5);
|
|
|
|
dmaCopy((pusDess), (pusEcran),4*2);
|
|
dmaCopy((pusDess+(1<<5)),(pusEcran+(1<<5)),4*2);
|
|
dmaCopy((pusDess+(2<<5)),(pusEcran+(2<<5)),4*2);
|
|
dmaCopy((pusDess+(3<<5)),(pusEcran+(3<<5)),4*2);
|
|
}
|
|
|
|
//---------------------------------------------------------------------------------
|
|
void dsInstallSoundEmuFIFO(void) {
|
|
FifoMessage msg;
|
|
msg.SoundPlay.data = &sound_buffer;
|
|
msg.SoundPlay.freq = 22050;
|
|
msg.SoundPlay.volume = 127;
|
|
msg.SoundPlay.pan = 64;
|
|
msg.SoundPlay.loop = 1;
|
|
msg.SoundPlay.format = ((1)<<4) | SoundFormat_8Bit;
|
|
msg.SoundPlay.loopPoint = 0;
|
|
msg.SoundPlay.dataSize = SNDLENGTH >> 2;
|
|
msg.type = EMUARM7_PLAY_SND;
|
|
fifoSendDatamsg(FIFO_USER_01, sizeof(msg), (u8*)&msg);
|
|
}
|
|
|
|
extern u32 trig0, trig1;
|
|
extern u32 stick0;
|
|
extern u32 stick1;
|
|
int full_speed = 0;
|
|
|
|
ITCM_CODE void dsMainLoop(void) {
|
|
char fpsbuf[32];
|
|
unsigned int keys_pressed,keys_touch=0, romSel,key_l=0;
|
|
int iTx,iTy, shiftctrl;
|
|
bool showFps=false;
|
|
|
|
myCart.use_analog = 0;
|
|
|
|
// Timers are fed with 33.513982 MHz clock.
|
|
// With DIV_1024 the clock is 32,728.5 ticks per sec...
|
|
TIMER0_DATA=0;
|
|
TIMER0_CR=TIMER_ENABLE|TIMER_DIV_1024;
|
|
TIMER1_DATA=0;
|
|
TIMER1_CR=TIMER_ENABLE | TIMER_DIV_1024;
|
|
|
|
while(etatEmu != A5200_QUITSTDS) {
|
|
switch (etatEmu) {
|
|
|
|
case A5200_MENUINIT:
|
|
dsShowScreenMain();
|
|
etatEmu = A5200_MENUSHOW;
|
|
break;
|
|
|
|
case A5200_MENUSHOW:
|
|
//load rom file via args if a rom path is supplied
|
|
/*if (argc > 1) {
|
|
dsShowScreenMain();
|
|
dsLoadGame(argv[1]);
|
|
etatEmu = A5200_PLAYINIT;
|
|
}
|
|
else */
|
|
etatEmu = dsWaitOnMenu(A5200_MENUSHOW);
|
|
Atari800_Initialise();
|
|
break;
|
|
|
|
case A5200_PLAYINIT:
|
|
dsShowScreenEmu();
|
|
dsShowAnalog(myCart.use_analog);
|
|
irqEnable(IRQ_TIMER2);
|
|
etatEmu = A5200_PLAYGAME;
|
|
break;
|
|
|
|
case A5200_PLAYGAME:
|
|
// 65535 = 1 frame
|
|
// 1 frame = 1/50 ou 1/60 (0.02 ou 0.016
|
|
// 656 -> 50 fps et 546 -> 60 fps
|
|
if (!full_speed)
|
|
{
|
|
while(TIMER0_DATA < 546)
|
|
;
|
|
}
|
|
TIMER0_CR=0;
|
|
TIMER0_DATA=0;
|
|
TIMER0_CR=TIMER_ENABLE|TIMER_DIV_1024;
|
|
|
|
//swiIntrWait(0, IRQ_VBLANK);
|
|
// -------------------------------------------------------------
|
|
// Stuff to do once/second such as FPS display and Debug Data
|
|
// -------------------------------------------------------------
|
|
if (TIMER1_DATA >= 32728) // 1000MS (1 sec)
|
|
{
|
|
TIMER1_CR = 0;
|
|
TIMER1_DATA = 0;
|
|
TIMER1_CR=TIMER_ENABLE | TIMER_DIV_1024;
|
|
|
|
if (showFps) { siprintf(fpsbuf,"%03d",gTotalAtariFrames); dsPrintValue(0,0,0, fpsbuf); } // Show FPS
|
|
gTotalAtariFrames = 0;
|
|
}
|
|
|
|
// Execute one frame
|
|
Atari800_Frame(0);
|
|
|
|
// Read keys
|
|
keys_pressed=keysCurrent();
|
|
key_consol = CONSOL_NONE; //|= (CONSOL_OPTION | CONSOL_SELECT | CONSOL_START); /* OPTION/START/SELECT key OFF */
|
|
shiftctrl = 0; key_shift = 0;
|
|
trig0 = (keys_pressed & KEY_A) ? 0 : 1;
|
|
stick0 = STICK_CENTRE;
|
|
stick1 = STICK_CENTRE;
|
|
|
|
if (keys_pressed & KEY_B) { shiftctrl ^= AKEY_SHFT; key_shift = 1; }
|
|
key_code = shiftctrl ? 0x40 : 0x00;
|
|
|
|
// if touch screen pressed
|
|
if (keys_pressed & KEY_TOUCH) {
|
|
if (!keys_touch) {
|
|
touchPosition touch;
|
|
keys_touch=1;
|
|
touchRead(&touch);
|
|
iTx = touch.px;
|
|
iTy = touch.py;
|
|
if ((iTx>206) && (iTx<250) && (iTy>110) && (iTy<129)) { // 207,111 -> 249,128 quit
|
|
irqDisable(IRQ_TIMER2); fifoSendValue32(FIFO_USER_01,(1<<16) | (0) | SOUND_SET_VOLUME);
|
|
soundPlaySample(clickNoQuit_wav, SoundFormat_16Bit, clickNoQuit_wav_size, 22050, 127, 64, false, 0);
|
|
if (dsWaitOnQuit()) etatEmu=A5200_QUITSTDS;
|
|
else { irqEnable(IRQ_TIMER2); fifoSendValue32(FIFO_USER_01,(1<<16) | (127) | SOUND_SET_VOLUME); }
|
|
}
|
|
else if ((iTx>27) && (iTx<50) && (iTy>111) && (iTy<122)) { // 28,112 -> 49,121 pause
|
|
soundPlaySample(clickNoQuit_wav, SoundFormat_16Bit, clickNoQuit_wav_size, 22050, 127, 64, false, 0);
|
|
key_code = AKEY_5200_PAUSE + key_code;
|
|
}
|
|
else if ((iTx>16) && (iTx<39) && (iTy>122) && (iTy<133)) { // 17,123 -> 38,132 reset
|
|
soundPlaySample(clickNoQuit_wav, SoundFormat_16Bit, clickNoQuit_wav_size, 22050, 127, 64, false, 0);
|
|
key_code = AKEY_5200_RESET + key_code;
|
|
}
|
|
else if ((iTx>4) && (iTx<27) && (iTy>111) && (iTy<122)) { // 5,112 -> 26,121 start
|
|
soundPlaySample(clickNoQuit_wav, SoundFormat_16Bit, clickNoQuit_wav_size, 22050, 127, 64, false, 0);
|
|
key_code = AKEY_5200_START + key_code;
|
|
}
|
|
else if ((iTx>9) && (iTx<44) && (iTy>135) && (iTy<181)) { // 10,136 -> 43,180 numeric pad
|
|
char padKey[] = {AKEY_5200_1,AKEY_5200_2,AKEY_5200_3,AKEY_5200_4,AKEY_5200_5,AKEY_5200_6,AKEY_5200_7,AKEY_5200_8,AKEY_5200_9,AKEY_5200_ASTERISK,AKEY_5200_0,AKEY_5200_HASH};
|
|
iTx = iTx-10; iTy = iTy-136; iTx = iTx / 11; iTy = iTy / 11;
|
|
iTx = iTx + iTy *3;
|
|
if ((iTx != 9) && (iTx != 11)) {
|
|
key_code = padKey[iTx] + key_code;
|
|
}
|
|
else
|
|
key_code = padKey[iTx];
|
|
}
|
|
else if ((iTx>71) && (iTx<183) && (iTy>7) && (iTy<43)) { // 72,8 -> 182,42 cartridge slot
|
|
irqDisable(IRQ_TIMER2); fifoSendValue32(FIFO_USER_01,(1<<16) | (0) | SOUND_SET_VOLUME);
|
|
// Find files in current directory and show it
|
|
a52FindFiles();
|
|
romSel=dsWaitForRom();
|
|
if (romSel) { etatEmu=A5200_PLAYINIT; dsLoadGame(a5200romlist[ucFicAct].filename); }
|
|
else { irqEnable(IRQ_TIMER2); }
|
|
fifoSendValue32(FIFO_USER_01,(1<<16) | (127) | SOUND_SET_VOLUME);
|
|
dsShowAnalog(myCart.use_analog);
|
|
}
|
|
else if ((iTx>207) && (iTx<249) && (iTy>143) && (iTy<184)) { // 208,144 -> 248,183 simulate analog
|
|
soundPlaySample(clickNoQuit_wav, SoundFormat_16Bit, clickNoQuit_wav_size, 22050, 127, 64, false, 0);
|
|
myCart.use_analog = 1 - myCart.use_analog;
|
|
dsShowAnalog(myCart.use_analog);
|
|
}
|
|
}
|
|
}
|
|
// else manage a5200 pad
|
|
else
|
|
{
|
|
keys_touch=0;
|
|
}
|
|
|
|
if (myCart.control == CTRL_JOY)
|
|
{
|
|
if (keys_pressed & KEY_UP) stick0 = STICK_FORWARD;
|
|
if (keys_pressed & KEY_LEFT) stick0 = STICK_LEFT;
|
|
if (keys_pressed & KEY_RIGHT) stick0 = STICK_RIGHT;
|
|
if (keys_pressed & KEY_DOWN) stick0 = STICK_BACK;
|
|
if ((keys_pressed & KEY_UP) && (keys_pressed & KEY_LEFT)) stick0 = STICK_UL;
|
|
if ((keys_pressed & KEY_UP) && (keys_pressed & KEY_RIGHT)) stick0 = STICK_UR;
|
|
if ((keys_pressed & KEY_DOWN) && (keys_pressed & KEY_LEFT)) stick0 = STICK_LL;
|
|
if ((keys_pressed & KEY_DOWN) && (keys_pressed & KEY_RIGHT)) stick0 = STICK_LR;
|
|
}
|
|
if (myCart.control == CTRL_SWAP)
|
|
{
|
|
trig1 = (keys_pressed & KEY_A) ? 0 : 1;
|
|
if (keys_pressed & KEY_UP) stick1 = STICK_FORWARD;
|
|
if (keys_pressed & KEY_LEFT) stick1 = STICK_LEFT;
|
|
if (keys_pressed & KEY_RIGHT) stick1 = STICK_RIGHT;
|
|
if (keys_pressed & KEY_DOWN) stick1 = STICK_BACK;
|
|
if ((keys_pressed & KEY_UP) && (keys_pressed & KEY_LEFT)) stick1 = STICK_UL;
|
|
if ((keys_pressed & KEY_UP) && (keys_pressed & KEY_RIGHT)) stick1 = STICK_UR;
|
|
if ((keys_pressed & KEY_DOWN) && (keys_pressed & KEY_LEFT)) stick1 = STICK_LL;
|
|
if ((keys_pressed & KEY_DOWN) && (keys_pressed & KEY_RIGHT)) stick1 = STICK_LR;
|
|
}
|
|
else if (myCart.control == CTRL_FROG)
|
|
{
|
|
trig0=0;
|
|
if (keys_pressed & KEY_UP) {stick0 = STICK_FORWARD; trig0=1;}
|
|
if (keys_pressed & KEY_LEFT) {stick0 = STICK_LEFT; trig0=1;}
|
|
if (keys_pressed & KEY_RIGHT) {stick0 = STICK_RIGHT;trig0=1;}
|
|
if (keys_pressed & KEY_DOWN) {stick0 = STICK_BACK; trig0=1;}
|
|
}
|
|
else if (myCart.control == CTRL_QBERT)
|
|
{
|
|
if (keys_pressed & KEY_UP) {stick0 = STICK_UR; }
|
|
if (keys_pressed & KEY_LEFT) {stick0 = STICK_UL;}
|
|
if (keys_pressed & KEY_RIGHT) {stick0 = STICK_LR;}
|
|
if (keys_pressed & KEY_DOWN) {stick0 = STICK_LL; }
|
|
trig0=0;
|
|
}
|
|
|
|
if (keys_pressed & KEY_START) key_code = AKEY_5200_START + key_code;
|
|
if (keys_pressed & KEY_SELECT) key_code = AKEY_5200_PAUSE + key_code;
|
|
|
|
if (keys_pressed & KEY_X) key_code = AKEY_5200_ASTERISK;
|
|
if (keys_pressed & KEY_Y) key_code = AKEY_5200_HASH;
|
|
//if (keys_pressed & KEY_Y) full_speed = 1;
|
|
|
|
if ( (keys_pressed & KEY_R) && (keys_pressed & (KEY_L)))
|
|
{
|
|
irqDisable(IRQ_TIMER2); fifoSendValue32(FIFO_USER_01,(1<<16) | (0) | SOUND_SET_VOLUME);
|
|
// Find files in current directory and show it
|
|
a52FindFiles();
|
|
romSel=dsWaitForRom();
|
|
if (romSel) { etatEmu=A5200_PLAYINIT; dsLoadGame(a5200romlist[ucFicAct].filename); }
|
|
else { irqEnable(IRQ_TIMER2); }
|
|
fifoSendValue32(FIFO_USER_01,(1<<16) | (127) | SOUND_SET_VOLUME);
|
|
dsShowAnalog(myCart.use_analog);
|
|
}
|
|
else {
|
|
if (keys_pressed & KEY_R) key_code = AKEY_5200_0 + key_code;
|
|
if (keys_pressed & (KEY_L))
|
|
{
|
|
if (!key_l) {
|
|
key_l=1;
|
|
showFps=!showFps;
|
|
dsPrintValue(0,0,0, " ");
|
|
}
|
|
}
|
|
else key_l = 0;
|
|
}
|
|
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
//----------------------------------------------------------------------------------
|
|
// Find files (a78 / bin) available
|
|
int a52Filescmp (const void *c1, const void *c2) {
|
|
FICA5200 *p1 = (FICA5200 *) c1;
|
|
FICA5200 *p2 = (FICA5200 *) c2;
|
|
|
|
return strcmp (p1->filename, p2->filename);
|
|
}
|
|
|
|
void a52FindFiles(void) {
|
|
struct stat statbuf;
|
|
DIR *pdir;
|
|
struct dirent *pent;
|
|
char filenametmp[255];
|
|
|
|
counta5200 = countfiles= 0;
|
|
|
|
pdir = opendir(".");
|
|
|
|
if (pdir) {
|
|
|
|
while (((pent=readdir(pdir))!=NULL)) {
|
|
stat(pent->d_name,&statbuf);
|
|
|
|
strcpy(filenametmp,pent->d_name);
|
|
if(S_ISDIR(statbuf.st_mode)) {
|
|
if (!( (filenametmp[0] == '.') && (strlen(filenametmp) == 1))) {
|
|
a5200romlist[counta5200].directory = true;
|
|
strcpy(a5200romlist[counta5200].filename,filenametmp);
|
|
counta5200++;
|
|
}
|
|
}
|
|
else {
|
|
if (strlen(filenametmp)>4) {
|
|
if ( (strcasecmp(strrchr(filenametmp, '.'), ".a52") == 0) ) {
|
|
a5200romlist[counta5200].directory = false;
|
|
strcpy(a5200romlist[counta5200].filename,filenametmp);
|
|
counta5200++;countfiles++;
|
|
}
|
|
if ( (strcasecmp(strrchr(filenametmp, '.'), ".bin") == 0) ) {
|
|
a5200romlist[counta5200].directory = false;
|
|
strcpy(a5200romlist[counta5200].filename,filenametmp);
|
|
counta5200++;countfiles++;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
closedir(pdir);
|
|
}
|
|
if (counta5200)
|
|
qsort (a5200romlist, counta5200, sizeof (FICA5200), a52Filescmp);
|
|
}
|