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61 lines
2.4 KiB
Diff
61 lines
2.4 KiB
Diff
From 395130ad02c50c329c0290b675086ff104839943 Mon Sep 17 00:00:00 2001
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From: Ilari Liusvaara <ilari.liusvaara@elisanet.fi>
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Date: Wed, 7 Mar 2012 16:57:18 +0200
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Subject: [PATCH 4/4] Fix mouse polling
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Don't poll for mouse motion excessive number of times (no need to poll it for
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each bit!)
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---
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snes/controller/mouse/mouse.cpp | 12 ++++++++++--
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snes/controller/mouse/mouse.hpp | 2 ++
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2 files changed, 12 insertions(+), 2 deletions(-)
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diff --git a/snes/controller/mouse/mouse.cpp b/snes/controller/mouse/mouse.cpp
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index 6b26fae..824ecd3 100755
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--- a/snes/controller/mouse/mouse.cpp
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+++ b/snes/controller/mouse/mouse.cpp
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@@ -3,8 +3,10 @@
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uint2 Mouse::data() {
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if(counter >= 32) return 1;
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- int position_x = interface->inputPoll(port, Input::Device::Mouse, 0, (unsigned)Input::MouseID::X); //-n = left, 0 = center, +n = right
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- int position_y = interface->inputPoll(port, Input::Device::Mouse, 0, (unsigned)Input::MouseID::Y); //-n = up, 0 = center, +n = down
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+ if(counter == 0) {
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+ position_x = interface->inputPoll(port, Input::Device::Mouse, 0, (unsigned)Input::MouseID::X); //-n = left, 0 = center, +n = right
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+ position_y = interface->inputPoll(port, Input::Device::Mouse, 0, (unsigned)Input::MouseID::Y); //-n = up, 0 = center, +n = down
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+ }
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bool direction_x = position_x < 0; //0 = right, 1 = left
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bool direction_y = position_y < 0; //0 = down, 1 = up
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@@ -67,10 +69,16 @@ void Mouse::serialize(serializer& s) {
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unsigned char block[Controller::SaveSize] = {0};
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block[0] = latched ? 1 : 0;
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block[1] = counter;
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+ block[2] = (unsigned short)position_x >> 8;
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+ block[3] = (unsigned short)position_x;
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+ block[4] = (unsigned short)position_y >> 8;
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+ block[5] = (unsigned short)position_y;
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s.array(block, Controller::SaveSize);
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if(s.mode() == nall::serializer::Load) {
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latched = (block[0] != 0);
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counter = block[1];
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+ position_x = (short)(((unsigned short)block[2] << 8) | (unsigned short)block[3]);
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+ position_y = (short)(((unsigned short)block[4] << 8) | (unsigned short)block[5]);
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}
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}
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diff --git a/snes/controller/mouse/mouse.hpp b/snes/controller/mouse/mouse.hpp
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index b66ea51..6074f34 100755
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--- a/snes/controller/mouse/mouse.hpp
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+++ b/snes/controller/mouse/mouse.hpp
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@@ -6,4 +6,6 @@ struct Mouse : Controller {
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private:
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bool latched;
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unsigned counter;
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+ int position_x;
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+ int position_y;
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};
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--
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1.7.9.48.g85da4d
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