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Add optional texture hashing

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wheremyfoodat 2025-06-23 02:45:13 +03:00
parent 6182d4cfe9
commit a0aa11dac0
10 changed files with 106 additions and 54 deletions
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14
src/core/renderer_mtl/renderer_mtl.cpp
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@ -9,6 +9,7 @@
#undef NO
#include "PICA/gpu.hpp"
#include "PICA/pica_hash.hpp"
#include "SDL_metal.h"
using namespace PICA;
@ -729,6 +730,19 @@ void RendererMTL::bindTexturesToSlots() {
if (addr != 0) [[likely]] {
Metal::Texture targetTex(device, addr, static_cast<PICA::TextureFmt>(format), width, height, config);
if (hashTextures) {
const u8* startPointer = gpu.getPointerPhys<u8>(targetTex.location);
const usize sizeInBytes = targetTex.sizeInBytes();
if (startPointer == nullptr || (sizeInBytes > 0 && gpu.getPointerPhys<u8>(targetTex.location + sizeInBytes - 1) == nullptr))
[[unlikely]] {
Helpers::warn("Out-of-bounds texture fetch");
} else {
targetTex.hash = PICAHash::computeHash((const char*)startPointer, sizeInBytes);
}
}
auto tex = getTexture(targetTex);
commandEncoder.setFragmentTexture(tex.texture, i);
commandEncoder.setFragmentSamplerState(tex.sampler ? tex.sampler : nearestSampler, i);