piwalker/melonDS
1
0
Fork 0
mirror of https://github.com/melonDS-emu/melonDS.git synced 2025-07-22 22:01:06 -06:00
Code Issues Packages Projects Releases Wiki Activity

wip initial draft

Browse Source
This commit is contained in:
Jaklyy
2023-12-08 21:27:44 -05:00
parent 082310d5d5
commit 8e2c9cbff6
4 changed files with 90 additions and 16 deletions
Download Patch File Download Diff File Expand all files Collapse all files

25
src/GPU3D_Soft.cpp
View File

@ -900,10 +900,11 @@ void SoftRenderer::RenderShadowMaskScanline(RendererPolygon* rp, s32 y)
rp->XR = rp->SlopeR.Step();
}
void SoftRenderer::RenderPolygonScanline(RendererPolygon* rp, s32 y)
void SoftRenderer::RenderPolygonScanline(RendererPolygon* rp, s32 y, bool odd)
{
if (GPU.GPU3D.DoTimings(PerPolyTiming, odd)) return;
int pixelsrendered = 0;
Polygon* polygon = rp->PolyData;
u32 polyattr = (polygon->Attr & 0x3F008000);
if (!polygon->FacingView) polyattr |= (1<<4);
@ -1076,10 +1077,11 @@ void SoftRenderer::RenderPolygonScanline(RendererPolygon* rp, s32 y)
if (xcov == 0x3FF) xcov = 0;
}
if (!l_filledge) x = xlimit;
else
for (; x < xlimit; x++)
{
if (pixelsrendered >= 4 && GPU.GPU3D.DoTimings(PerPixelTiming, odd)) return;
pixelsrendered++;
if (!l_filledge) continue;
u32 pixeladdr = FirstPixelOffset + (y*ScanlineWidth) + x;
u32 dstattr = AttrBuffer[pixeladdr];
@ -1172,10 +1174,11 @@ void SoftRenderer::RenderPolygonScanline(RendererPolygon* rp, s32 y)
if (xlimit > xend+1) xlimit = xend+1;
if (xlimit > 256) xlimit = 256;
if (wireframe && !edge) x = std::max(x, xlimit);
else
for (; x < xlimit; x++)
{
if (pixelsrendered >= 4 && GPU.GPU3D.DoTimings(PerPixelTiming, odd)) return;
pixelsrendered++;
if (wireframe && !edge) continue;
u32 pixeladdr = FirstPixelOffset + (y*ScanlineWidth) + x;
u32 dstattr = AttrBuffer[pixeladdr];
@ -1265,9 +1268,11 @@ void SoftRenderer::RenderPolygonScanline(RendererPolygon* rp, s32 y)
if (xcov == 0x3FF) xcov = 0;
}
if (r_filledge)
for (; x < xlimit; x++)
{
if (pixelsrendered >= 4 && GPU.GPU3D.DoTimings(PerPixelTiming, odd)) return;
pixelsrendered++;
if (!r_filledge) continue;
u32 pixeladdr = FirstPixelOffset + (y*ScanlineWidth) + x;
u32 dstattr = AttrBuffer[pixeladdr];
@ -1360,8 +1365,11 @@ void SoftRenderer::RenderPolygonScanline(RendererPolygon* rp, s32 y)
void SoftRenderer::RenderScanline(s32 y, int npolys)
{
bool odd = !(y % 2);
for (int i = 0; i < npolys; i++)
{
if (GPU.GPU3D.DoTimings(0, odd)) break;
RendererPolygon* rp = &PolygonList[i];
Polygon* polygon = rp->PolyData;
@ -1370,9 +1378,10 @@ void SoftRenderer::RenderScanline(s32 y, int npolys)
if (polygon->IsShadowMask)
RenderShadowMaskScanline(rp, y);
else
RenderPolygonScanline(rp, y);
RenderPolygonScanline(rp, y, odd);
}
}
GPU.GPU3D.EndScanline(odd);
}
u32 SoftRenderer::CalculateFogDensity(u32 pixeladdr)