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implement calculate texture lod

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Samuliak 2024-11-01 15:30:15 +01:00
parent 7eb8508db4
commit 927c52e268
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1 changed files with 13 additions and 5 deletions
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18
src/Cafe/HW/Latte/LegacyShaderDecompiler/LatteDecompilerEmitMSL.cpp
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@ -2690,16 +2690,16 @@ static void _emitTEXGetCompTexLodCode(LatteDecompilerShaderContext* shaderContex
{ {
// 3 coordinates // 3 coordinates
if(shaderContext->typeTracker.defaultDataType == LATTE_DECOMPILER_DTYPE_FLOAT) if(shaderContext->typeTracker.defaultDataType == LATTE_DECOMPILER_DTYPE_FLOAT)
src->addFmt("float4(textureQueryLod(tex{}, {}.{}{}{}),0.0,0.0)", texInstruction->textureFetch.textureIndex, _getRegisterVarName(shaderContext, texInstruction->srcGpr), resultElemTable[texInstruction->textureFetch.srcSel[0]], resultElemTable[texInstruction->textureFetch.srcSel[1]], resultElemTable[texInstruction->textureFetch.srcSel[2]]); src->addFmt("float4(textureCalculateLod(tex{}, samplr{}, {}.{}{}{}),0.0,0.0)", texInstruction->textureFetch.textureIndex, texInstruction->textureFetch.textureIndex, _getRegisterVarName(shaderContext, texInstruction->srcGpr), resultElemTable[texInstruction->textureFetch.srcSel[0]], resultElemTable[texInstruction->textureFetch.srcSel[1]], resultElemTable[texInstruction->textureFetch.srcSel[2]]);
else else
src->addFmt("float4(textureQueryLod(tex{}, bitCast<float>({}.{}{}{})),0.0,0.0)", texInstruction->textureFetch.textureIndex, _getRegisterVarName(shaderContext, texInstruction->srcGpr), resultElemTable[texInstruction->textureFetch.srcSel[0]], resultElemTable[texInstruction->textureFetch.srcSel[1]], resultElemTable[texInstruction->textureFetch.srcSel[2]]); src->addFmt("float4(textureCalculateLod(tex{}, samplr{}, bitCast<float>({}.{}{}{})),0.0,0.0)", texInstruction->textureFetch.textureIndex, texInstruction->textureFetch.textureIndex, _getRegisterVarName(shaderContext, texInstruction->srcGpr), resultElemTable[texInstruction->textureFetch.srcSel[0]], resultElemTable[texInstruction->textureFetch.srcSel[1]], resultElemTable[texInstruction->textureFetch.srcSel[2]]);
} }
else else
{ {
if (shaderContext->typeTracker.defaultDataType == LATTE_DECOMPILER_DTYPE_FLOAT) if (shaderContext->typeTracker.defaultDataType == LATTE_DECOMPILER_DTYPE_FLOAT)
src->addFmt("float4(textureQueryLod(tex{}, {}.{}{}),0.0,0.0)", texInstruction->textureFetch.textureIndex, _getRegisterVarName(shaderContext, texInstruction->srcGpr), resultElemTable[texInstruction->textureFetch.srcSel[0]], resultElemTable[texInstruction->textureFetch.srcSel[1]]); src->addFmt("float4(textureCalculateLod(tex{}, samplr{}, {}.{}{}),0.0,0.0)", texInstruction->textureFetch.textureIndex, texInstruction->textureFetch.textureIndex, _getRegisterVarName(shaderContext, texInstruction->srcGpr), resultElemTable[texInstruction->textureFetch.srcSel[0]], resultElemTable[texInstruction->textureFetch.srcSel[1]]);
else else
src->addFmt("float4(textureQueryLod(tex{}, bitCast<float>({}.{}{})),0.0,0.0)", texInstruction->textureFetch.textureIndex, _getRegisterVarName(shaderContext, texInstruction->srcGpr), resultElemTable[texInstruction->textureFetch.srcSel[0]], resultElemTable[texInstruction->textureFetch.srcSel[1]]); src->addFmt("float4(textureCalculateLod(tex{}, samplr{}, bitCast<float>({}.{}{})),0.0,0.0)", texInstruction->textureFetch.textureIndex, texInstruction->textureFetch.textureIndex, _getRegisterVarName(shaderContext, texInstruction->srcGpr), resultElemTable[texInstruction->textureFetch.srcSel[0]], resultElemTable[texInstruction->textureFetch.srcSel[1]]);
debugBreakpoint(); debugBreakpoint();
} }
@ -3734,7 +3734,6 @@ void LatteDecompiler_emitHelperFunctions(LatteDecompilerShaderContext* shaderCon
// Sample compare emulate // Sample compare emulate
// TODO: only add when needed // TODO: only add when needed
// TODO: lod_options overload // TODO: lod_options overload
// TODO: when the sampler has linear min mag filter, use gather and filter manually // TODO: when the sampler has linear min mag filter, use gather and filter manually
// TODO: offset? // TODO: offset?
@ -3745,6 +3744,15 @@ void LatteDecompiler_emitHelperFunctions(LatteDecompilerShaderContext* shaderCon
"}\r\n" "}\r\n"
); );
// Texture calculate lod
// TODO: only add when needed
fCStr_shaderSource->add(""
"template<typename TextureT, typename CoordT>\r\n"
"float2 textureCalculateLod(TextureT tex, sampler samplr, CoordT coord) {\r\n"
"float lod = tex.calculate_unclamped_lod(samplr, coord);\r\n"
"return float2(floor(lod), fract(lod));\r\n"
"}\r\n");
// clamp // clamp
fCStr_shaderSource->add("" fCStr_shaderSource->add(""
"int clampFI32(int v)\r\n" "int clampFI32(int v)\r\n"