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TextureCache: Fix case where layer goes off bound. 

The returned layer is expected to be between 0 and the depth of the
surface, anything larger is off bounds.
This commit is contained in:
Fernando Sahmkow 2020-06-22 11:29:55 -04:00
parent 406d298457
commit 544b15e8e4
1 changed files with 3 additions and 0 deletions
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3
src/video_core/texture_cache/surface_base.cpp
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@ -120,6 +120,9 @@ std::optional<std::pair<u32, u32>> SurfaceBaseImpl::GetLayerMipmap(
} }
const auto relative_address{static_cast<GPUVAddr>(candidate_gpu_addr - gpu_addr)}; const auto relative_address{static_cast<GPUVAddr>(candidate_gpu_addr - gpu_addr)};
const auto layer{static_cast<u32>(relative_address / layer_size)}; const auto layer{static_cast<u32>(relative_address / layer_size)};
if (layer >= params.depth) {
return {};
}
const GPUVAddr mipmap_address = relative_address - layer_size * layer; const GPUVAddr mipmap_address = relative_address - layer_size * layer;
const auto mipmap_it = const auto mipmap_it =
Common::BinaryFind(mipmap_offsets.begin(), mipmap_offsets.end(), mipmap_address); Common::BinaryFind(mipmap_offsets.begin(), mipmap_offsets.end(), mipmap_address);