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check if pixel formats match for framebuffer fetch

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Samuliak 2025-01-11 10:26:35 +01:00
parent ca3fe96104
commit 217e2edda3
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2 changed files with 26 additions and 19 deletions
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9
src/Cafe/HW/Latte/LegacyShaderDecompiler/LatteDecompilerAnalyzer.cpp
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@ -9,6 +9,9 @@
#include "Cafe/HW/Latte/Core/LatteShader.h"
#include "Cafe/HW/Latte/Renderer/Renderer.h"
// Defined in LatteTextureLegacy.cpp
Latte::E_GX2SURFFMT LatteTexture_ReconstructGX2Format(const Latte::LATTE_SQ_TEX_RESOURCE_WORD1_N& texUnitWord1, const Latte::LATTE_SQ_TEX_RESOURCE_WORD4_N& texUnitWord4);
/*
* Return index of used color attachment based on shader pixel export index (0-7)
*/
@ -876,10 +879,13 @@ void LatteDecompiler_analyze(LatteDecompilerShaderContext* shaderContext, LatteD
// TODO: uncomment?
/*
auto lastMip = texRegister.word5.get_LAST_LEVEL();
// TODO: multiple mip levels could technically be supported as well
if (lastMip != 0)
continue;
*/
Latte::E_GX2SURFFMT format = LatteTexture_ReconstructGX2Format(texRegister.word1, texRegister.word4);
// Check if the texture is used as render target
for (sint32 j = 0; j < LATTE_NUM_COLOR_TARGET; j++)
{
@ -890,9 +896,10 @@ void LatteDecompiler_analyze(LatteDecompilerShaderContext* shaderContext, LatteD
uint32 regColorBufferBase = colorBufferRegBase[mmCB_COLOR0_BASE - mmCB_COLOR0_BASE] & 0xFFFFFF00; // the low 8 bits are ignored? How to Survive seems to rely on this
MPTR colorBufferPhysMem = regColorBufferBase;
Latte::E_GX2SURFFMT colorBufferFormat = LatteMRT::GetColorBufferFormat(j, *shaderContext->contextRegistersNew);
// TODO: check if mip matches as well?
if (physAddr == colorBufferPhysMem)
if (physAddr == colorBufferPhysMem && format == colorBufferFormat)
{
shader->textureRenderTargetIndex[textureIndex] = j;
break;