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latch 3D registers upon VBlank

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(fixes the last bugs in Gericom's train game)
This commit is contained in:
StapleButter
2017-05-09 22:22:52 +02:00
parent 36fa621436
commit 9fe24cb1e7
4 changed files with 51 additions and 21 deletions
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12
src/GPU3D_Soft.cpp
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@ -549,14 +549,14 @@ u32 RenderPixel(Polygon* polygon, u8 vr, u8 vg, u8 vb, s16 s, s16 t)
if (blendmode == 2)
{
u16 tooncolor = ToonTable[vr >> 1];
u16 tooncolor = RenderToonTable[vr >> 1];
vr = (tooncolor << 1) & 0x3E; if (vr) vr++;
vg = (tooncolor >> 4) & 0x3E; if (vg) vg++;
vb = (tooncolor >> 9) & 0x3E; if (vb) vb++;
}
if ((DispCnt & (1<<0)) && (((polygon->TexParam >> 26) & 0x7) != 0))
if ((RenderDispCnt & (1<<0)) && (((polygon->TexParam >> 26) & 0x7) != 0))
{
u8 tr, tg, tb;
@ -609,7 +609,7 @@ u32 RenderPixel(Polygon* polygon, u8 vr, u8 vg, u8 vb, s16 s, s16 t)
a = polyalpha;
}
if ((blendmode == 2) && (DispCnt & (1<<1)))
if ((blendmode == 2) && (RenderDispCnt & (1<<1)))
{
r += vr;
g += vg;
@ -968,7 +968,7 @@ void RenderPolygon(Polygon* polygon)
// alpha test
// TODO: check alpha test when blending is disabled
if (alpha <= AlphaRef) continue;
if (alpha <= RenderAlphaRef) continue;
if (alpha == 31)
{
@ -1001,7 +1001,7 @@ void RenderPolygon(Polygon* polygon)
u32 dstcolor = ColorBuffer[pixeladdr];
u32 dstalpha = dstcolor >> 24;
if ((dstalpha > 0) && (DispCnt & (1<<3)))
if ((dstalpha > 0) && (RenderDispCnt & (1<<3)))
{
u32 srcR = color & 0x3F;
u32 srcG = (color >> 8) & 0x3F;
@ -1039,7 +1039,7 @@ void RenderFrame(Vertex* vertices, Polygon* polygons, int npolys)
{
u32 polyid = RenderClearAttr1 & 0x3F000000;
if (DispCnt & (1<<14))
if (RenderDispCnt & (1<<14))
{
u8 xoff = (RenderClearAttr2 >> 16) & 0xFF;
u8 yoff = (RenderClearAttr2 >> 24) & 0xFF;