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enabled normmatt's modification to framebuffer modes

This commit is contained in:
mightymax 2007-01-12 19:07:36 +00:00
parent 26a25f0126
commit 5d53948dec
1 changed files with 23 additions and 30 deletions
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43
desmume/src/GPU.h
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@ -448,31 +448,11 @@ static INLINE void GPU_ligne(Screen * screen, u16 l)
return; return;
case 2: // Display framebuffer case 2: // Display framebuffer
{ {
int ii = l * 256 * 2; //addition from Normatt
for (i=0; i<(256 * 2); i+=2)
{
u8 * vram = ARM9Mem.ARM9_LCD + (gpu->vramBlock * 0x20000);
T2WriteWord(dst, i, T1ReadWord(vram, ii));
ii+=2;
}
}
return;
case 3:
// Read from FIFO MAIN_MEMORY_DISP_FIFO, two pixels at once format is x555, bit15 unused
// Reference: http://nocash.emubase.de/gbatek.htm#dsvideocaptureandmainmemorydisplaymode
// (under DISP_MMEM_FIFO)
for (i=0; i<256;) {
c = FIFOValue(MMU.fifos + MAIN_MEMORY_DISP_FIFO);
T2WriteWord(dst, i << 1, c&0xFFFF); i++;
T2WriteWord(dst, i << 1, c>>16); i++;
}
return;
}
/*
//addition from Normatt
if (gpu->core==0) if (gpu->core==0)
for(vram_bank=0; vram_bank<8; vram_bank++) { {
/* we only draw one of the VRAM blocks */
vram_bank = gpu->dispCnt.bits.VRAM_Block ;
switch (MMU.vram_mode[vram_bank]) switch (MMU.vram_mode[vram_bank])
{ {
case 0: case 0:
@ -493,7 +473,20 @@ static INLINE void GPU_ligne(Screen * screen, u16 l)
break; break;
} }
} }
*/ }
return;
case 3:
// Read from FIFO MAIN_MEMORY_DISP_FIFO, two pixels at once format is x555, bit15 unused
// Reference: http://nocash.emubase.de/gbatek.htm#dsvideocaptureandmainmemorydisplaymode
// (under DISP_MMEM_FIFO)
for (i=0; i<256;) {
c = FIFOValue(MMU.fifos + MAIN_MEMORY_DISP_FIFO);
T2WriteWord(dst, i << 1, c&0xFFFF); i++;
T2WriteWord(dst, i << 1, c>>16); i++;
}
return;
}
c = T1ReadWord(ARM9Mem.ARM9_VMEM, gpu->core * 0x400); c = T1ReadWord(ARM9Mem.ARM9_VMEM, gpu->core * 0x400);
c |= (c<<16); c |= (c<<16);