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https://github.com/yuzu-emu/yuzu.git
synced 2024-09-02 19:59:01 +00:00
Allow Fermi blit accelerate to add src/dst to the cache if they don't exist already. Use ScratchBuffers in the software blit path.
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@ -23,7 +23,10 @@ public:
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buffer{Common::make_unique_for_overwrite<T[]>(initial_capacity)} {}
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~ScratchBuffer() = default;
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ScratchBuffer(const ScratchBuffer&) = delete;
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ScratchBuffer& operator=(const ScratchBuffer&) = delete;
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ScratchBuffer(ScratchBuffer&&) = default;
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ScratchBuffer& operator=(ScratchBuffer&&) = default;
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/// This will only grow the buffer's capacity if size is greater than the current capacity.
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/// The previously held data will remain intact.
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@ -87,6 +90,12 @@ public:
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return buffer_capacity;
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}
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void swap(ScratchBuffer& other) noexcept {
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std::swap(last_requested_size, other.last_requested_size);
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std::swap(buffer_capacity, other.buffer_capacity);
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std::swap(buffer, other.buffer);
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}
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private:
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size_t last_requested_size{};
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size_t buffer_capacity{};
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@ -5,6 +5,7 @@
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#include <cmath>
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#include <vector>
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#include "common/scratch_buffer.h"
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#include "video_core/engines/sw_blitter/blitter.h"
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#include "video_core/engines/sw_blitter/converter.h"
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#include "video_core/memory_manager.h"
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@ -112,11 +113,11 @@ void Bilinear(std::span<const f32> input, std::span<f32> output, size_t src_widt
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} // namespace
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struct SoftwareBlitEngine::BlitEngineImpl {
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std::vector<u8> tmp_buffer;
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std::vector<u8> src_buffer;
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std::vector<u8> dst_buffer;
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std::vector<f32> intermediate_src;
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std::vector<f32> intermediate_dst;
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Common::ScratchBuffer<u8> tmp_buffer;
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Common::ScratchBuffer<u8> src_buffer;
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Common::ScratchBuffer<u8> dst_buffer;
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Common::ScratchBuffer<f32> intermediate_src;
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Common::ScratchBuffer<f32> intermediate_dst;
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ConverterFactory converter_factory;
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};
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@ -158,14 +159,14 @@ bool SoftwareBlitEngine::Blit(Fermi2D::Surface& src, Fermi2D::Surface& dst,
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const auto src_bytes_per_pixel = BytesPerBlock(PixelFormatFromRenderTargetFormat(src.format));
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const auto dst_bytes_per_pixel = BytesPerBlock(PixelFormatFromRenderTargetFormat(dst.format));
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const size_t src_size = get_surface_size(src, src_bytes_per_pixel);
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impl->tmp_buffer.resize(src_size);
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impl->tmp_buffer.resize_destructive(src_size);
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memory_manager.ReadBlock(src.Address(), impl->tmp_buffer.data(), src_size);
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const size_t src_copy_size = src_extent_x * src_extent_y * src_bytes_per_pixel;
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const size_t dst_copy_size = dst_extent_x * dst_extent_y * dst_bytes_per_pixel;
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impl->src_buffer.resize(src_copy_size);
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impl->src_buffer.resize_destructive(src_copy_size);
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const bool no_passthrough =
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src.format != dst.format || src_extent_x != dst_extent_x || src_extent_y != dst_extent_y;
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@ -177,8 +178,10 @@ bool SoftwareBlitEngine::Blit(Fermi2D::Surface& src, Fermi2D::Surface& dst,
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const auto convertion_phase_ir = [&]() {
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auto* input_converter = impl->converter_factory.GetFormatConverter(src.format);
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impl->intermediate_src.resize((src_copy_size / src_bytes_per_pixel) * ir_components);
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impl->intermediate_dst.resize((dst_copy_size / dst_bytes_per_pixel) * ir_components);
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impl->intermediate_src.resize_destructive((src_copy_size / src_bytes_per_pixel) *
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ir_components);
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impl->intermediate_dst.resize_destructive((dst_copy_size / dst_bytes_per_pixel) *
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ir_components);
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input_converter->ConvertTo(impl->src_buffer, impl->intermediate_src);
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if (config.filter != Fermi2D::Filter::Bilinear) {
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@ -195,7 +198,7 @@ bool SoftwareBlitEngine::Blit(Fermi2D::Surface& src, Fermi2D::Surface& dst,
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// Do actual Blit
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impl->dst_buffer.resize(dst_copy_size);
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impl->dst_buffer.resize_destructive(dst_copy_size);
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if (src.linear == Fermi2D::MemoryLayout::BlockLinear) {
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UnswizzleSubrect(impl->src_buffer, impl->tmp_buffer, src_bytes_per_pixel, src.width,
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src.height, src.depth, config.src_x0, config.src_y0, src_extent_x,
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@ -218,7 +221,7 @@ bool SoftwareBlitEngine::Blit(Fermi2D::Surface& src, Fermi2D::Surface& dst,
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}
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const size_t dst_size = get_surface_size(dst, dst_bytes_per_pixel);
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impl->tmp_buffer.resize(dst_size);
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impl->tmp_buffer.resize_destructive(dst_size);
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memory_manager.ReadBlock(dst.Address(), impl->tmp_buffer.data(), dst_size);
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if (dst.linear == Fermi2D::MemoryLayout::BlockLinear) {
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@ -1469,7 +1469,7 @@ std::optional<typename TextureCache<P>::BlitImages> TextureCache<P>::GetBlitImag
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if (!copy.must_accelerate) {
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do {
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if (!src_id && !dst_id) {
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return std::nullopt;
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break;
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}
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if (src_id && True(slot_images[src_id].flags & ImageFlagBits::GpuModified)) {
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break;
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