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[dxso] Fix gradient instructions for cube maps

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We need 3 components in that case. Based on MSDN documentation, texldd
does not support 3D textures so there's no need to worry about those.

Fixes validation errors in Payday.
This commit is contained in:
Philip Rebohle 2021-08-23 14:01:46 +02:00 committed by Joshie
parent d48b33bf95
commit 50c6974f3a
1 changed files with 1 additions and 1 deletions
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2
src/dxso/dxso_compiler.cpp
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@ -2732,7 +2732,7 @@ void DxsoCompiler::emitControlFlowGenericLoop(
}
if (opcode == DxsoOpcode::TexLdd) {
DxsoRegMask gradMask(true, true, false, false);
DxsoRegMask gradMask(true, true, sampler.dimensions == 3, false);
imageOperands.flags |= spv::ImageOperandsGradMask;
imageOperands.sGradX = emitRegisterLoad(ctx.src[2], gradMask).id;
imageOperands.sGradY = emitRegisterLoad(ctx.src[3], gradMask).id;