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Add true color support to voxel renderer

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This commit is contained in:
Magnus Norddahl 2017-02-12 01:27:26 +01:00
commit 5a85fabfa6
5 changed files with 83 additions and 3 deletions
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14
src/swrenderer/things/r_voxel.cpp
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@ -538,6 +538,18 @@ namespace swrenderer
}
z2a[xxx] = MIN<int>(z2, dadmost[lxt + xxx]);
}
const uint8_t *columnColors = col;
bool bgra = viewport->RenderTarget->IsBgra();
if (bgra)
{
// The true color slab data array is identical, except its using uint32 instead of uint8.
//
// We can find the same slab column by calculating the offset from the start of SlabData
// and use that to offset into the BGRA version of the same data.
columnColors = (const uint8_t *)(&mip->SlabDataBgra[0] + (ptrdiff_t)(col - mip->SlabData));
}
// Find top and bottom pixels that match and draw them as one strip
for (int xxl = 0, xxr; xxl < stripwidth; )
{
@ -559,7 +571,7 @@ namespace swrenderer
{
drawerargs.SetDest(lxt + x, z1);
drawerargs.SetCount(z2 - z1);
drawerargs.DrawVoxelColumn(thread, yplc[xxl], yinc, col, zleng);
drawerargs.DrawVoxelColumn(thread, yplc[xxl], yinc, columnColors, zleng);
}
/*