diff options
Diffstat (limited to 'src/video_core/texture_cache')
| -rw-r--r-- | src/video_core/texture_cache/descriptor_table.h | 18 |
1 files changed, 12 insertions, 6 deletions
diff --git a/src/video_core/texture_cache/descriptor_table.h b/src/video_core/texture_cache/descriptor_table.h index 75383809c5..a441e572de 100644 --- a/src/video_core/texture_cache/descriptor_table.h +++ b/src/video_core/texture_cache/descriptor_table.h @@ -35,10 +35,11 @@ public: invalidated = true; } - [[nodiscard]] std::pair<T, bool> Read(Tegra::MemoryManager const& gpu_memory, u32 index) noexcept { + template <class MemoryManager> + [[nodiscard]] std::pair<T, bool> Read(const MemoryManager& gpu_memory, u32 index) noexcept { DEBUG_ASSERT(index <= current_limit); - if (invalidated) [[unlikely]] { - std::ranges::fill(read_descriptors, 0); + if (invalidated) { + ClearReadDescriptors(); invalidated = false; } const GPUVAddr gpu_addr = current_gpu_addr + index * sizeof(T); @@ -62,10 +63,8 @@ public: // Mario Brothership reallocates a lot of times, so use aggressive pre-alloc sizes // std::vector<T> by default uses quadratic growth, but that isn't even enough to satisfy brothership const size_t num_descriptors = ((limit + 0x80000) & (~0x7ffff)) + 1; - size_t old_size = read_descriptors.size(); read_descriptors.resize(Common::DivCeil(num_descriptors, 64U)); - old_size = (std::min)(old_size, read_descriptors.size()); - std::fill(read_descriptors.begin(), read_descriptors.begin() + old_size, 0); + ClearReadDescriptors(); invalidated = false; // descriptors.resize(num_descriptors); @@ -76,6 +75,13 @@ public: GPUVAddr current_gpu_addr{}; u32 current_limit{}; bool invalidated{}; ///< read_descriptors is to be cleared before the next read + +private: + void ClearReadDescriptors() noexcept { + // Reserved capacity is not addressable. A later limit increase clears its new range. + const size_t words = (std::min)(read_descriptors.size(), size_t{current_limit} / 64 + 1); + std::fill_n(read_descriptors.begin(), words, u64{0}); + } }; } // namespace VideoCommon |