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Fix D3D DXT3 loading

This commit is contained in:
Jack Andersen 2019-03-03 13:03:01 -10:00
parent af50240143
commit 8b0927ead0
1 changed files with 4 additions and 1 deletions
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5
lib/graphicsdev/D3D11.cpp
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@ -141,6 +141,7 @@ class D3D11TextureS : public GraphicsDataNode<ITextureS> {
DXGI_FORMAT pfmt = DXGI_FORMAT_UNKNOWN;
int pxPitchNum = 1;
int pxPitchDenom = 1;
int pxTilePitch = 0;
bool compressed = false;
switch (fmt) {
case TextureFormat::RGBA8:
@ -159,12 +160,14 @@ class D3D11TextureS : public GraphicsDataNode<ITextureS> {
compressed = true;
pxPitchNum = 1;
pxPitchDenom = 2;
pxTilePitch = 2;
break;
case TextureFormat::DXT3:
pfmt = DXGI_FORMAT_BC2_UNORM;
compressed = true;
pxPitchNum = 1;
pxPitchDenom = 1;
pxTilePitch = 4;
break;
default:
Log.report(logvisor::Fatal, "unsupported tex format");
@ -179,7 +182,7 @@ class D3D11TextureS : public GraphicsDataNode<ITextureS> {
upData[i].SysMemPitch = width * pxPitchNum / pxPitchDenom;
upData[i].SysMemSlicePitch = upData[i].SysMemPitch * height;
if (compressed)
upData[i].SysMemPitch = width * 2;
upData[i].SysMemPitch = width * pxTilePitch;
dataIt += upData[i].SysMemSlicePitch;
if (width > 1)
width /= 2;