ShuriZma
/
desmume
mirror of https://github.com/TASEmulators/desmume.git
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

GPU: Fix bug with main memory display mode when running 18-bit or 24-bit color depth. (Fixes #211.)

This commit is contained in:
rogerman 2018-10-27 19:25:15 -07:00
parent 4735079c9a
commit fb7dbca344
1 changed files with 5 additions and 10 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

15
desmume/src/GPU.cpp
View File

@ -7944,18 +7944,13 @@ void GPUEngineA::_HandleDisplayModeVRAM(const size_t l)
template <NDSColorFormat OUTPUTFORMAT> template <NDSColorFormat OUTPUTFORMAT>
void GPUEngineA::_HandleDisplayModeMainMemory(const size_t l) void GPUEngineA::_HandleDisplayModeMainMemory(const size_t l)
{ {
// Native rendering only. // Displays video using color data directly read from main memory.
// // Doing this should always result in an output line that is at the native size (192px x 1px).
//this has not been tested since the dma timing for dispfifo was changed around the time of
//newemuloop. it may not work.
u32 *dstColorLine = (u32 *)((u16 *)this->nativeBuffer + (l * GPU_FRAMEBUFFER_NATIVE_WIDTH));
switch (OUTPUTFORMAT) switch (OUTPUTFORMAT)
{ {
case NDSColorFormat_BGR555_Rev: case NDSColorFormat_BGR555_Rev:
{ {
u32 *dst = dstColorLine; u32 *dst = (u32 *)((u16 *)this->nativeBuffer + (l * GPU_FRAMEBUFFER_NATIVE_WIDTH));
#ifdef ENABLE_SSE2 #ifdef ENABLE_SSE2
const __m128i alphaBit = _mm_set1_epi16(0x8000); const __m128i alphaBit = _mm_set1_epi16(0x8000);
@ -7975,7 +7970,7 @@ void GPUEngineA::_HandleDisplayModeMainMemory(const size_t l)
case NDSColorFormat_BGR666_Rev: case NDSColorFormat_BGR666_Rev:
{ {
FragmentColor *dst = (FragmentColor *)dstColorLine; FragmentColor *dst = (FragmentColor *)this->nativeBuffer + (l * GPU_FRAMEBUFFER_NATIVE_WIDTH);
for (size_t i = 0; i < GPU_FRAMEBUFFER_NATIVE_WIDTH; i+=2) for (size_t i = 0; i < GPU_FRAMEBUFFER_NATIVE_WIDTH; i+=2)
{ {
@ -7988,7 +7983,7 @@ void GPUEngineA::_HandleDisplayModeMainMemory(const size_t l)
case NDSColorFormat_BGR888_Rev: case NDSColorFormat_BGR888_Rev:
{ {
FragmentColor *dst = (FragmentColor *)dstColorLine; FragmentColor *dst = (FragmentColor *)this->nativeBuffer + (l * GPU_FRAMEBUFFER_NATIVE_WIDTH);
for (size_t i = 0; i < GPU_FRAMEBUFFER_NATIVE_WIDTH; i+=2) for (size_t i = 0; i < GPU_FRAMEBUFFER_NATIVE_WIDTH; i+=2)
{ {