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Merge pull request #505 from wheremyfoodat/moar-hle-dsp

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GPU: Handle invalid floating point uniform writes
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wheremyfoodat 2024-05-01 21:51:02 +00:00 • committed by GitHub
commit 70f443b06e
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1 changed files with 6 additions and 4 deletions
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10
include/PICA/shader.hpp
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@ -256,14 +256,16 @@ class PICAShader {
void uploadFloatUniform(u32 word) {
floatUniformBuffer[floatUniformWordCount++] = word;
if (floatUniformIndex >= 96) {
Helpers::panic("[PICA] Tried to write float uniform %d", floatUniformIndex);
}
if ((f32UniformTransfer && floatUniformWordCount >= 4) || (!f32UniformTransfer && floatUniformWordCount >= 3)) {
vec4f& uniform = floatUniforms[floatUniformIndex++];
floatUniformWordCount = 0;
// Check if the program tries to upload to a non-existent uniform, and empty the queue without writing in that case
if (floatUniformIndex >= 96) [[unlikely]] {
return;
}
vec4f& uniform = floatUniforms[floatUniformIndex++];
if (f32UniformTransfer) {
uniform[0] = f24::fromFloat32(*(float*)&floatUniformBuffer[3]);
uniform[1] = f24::fromFloat32(*(float*)&floatUniformBuffer[2]);