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GPU/HW: Add an option to use software renderer for readbacks

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This commit is contained in:
Connor McLaughlin
2021-05-19 13:43:49 +10:00
parent 063eeeb214
commit 5d877250e9
19 changed files with 303 additions and 28 deletions
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12
src/core/gpu_hw.h
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@ -8,6 +8,10 @@
#include <utility>
#include <vector>
class GPU_SW_Backend;
struct GPUBackendCommand;
struct GPUBackendDrawCommand;
class GPU_HW : public GPU
{
public:
@ -254,6 +258,13 @@ protected:
(m_batch.transparency_mode != GPUTransparencyMode::Disabled && !m_supports_dual_source_blend);
}
ALWAYS_INLINE bool IsUsingSoftwareRendererForReadbacks() { return static_cast<bool>(m_sw_renderer); }
void FillBackendCommandParameters(GPUBackendCommand* cmd) const;
void FillDrawCommand(GPUBackendDrawCommand* cmd, GPURenderCommand rc) const;
void HandleVRAMReadWithSoftwareRenderer(u32 x, u32 y, u32 width, u32 height);
void UpdateSoftwareRenderer(bool copy_vram_from_hw);
void FillVRAM(u32 x, u32 y, u32 width, u32 height, u32 color) override;
void UpdateVRAM(u32 x, u32 y, u32 width, u32 height, const void* data, bool set_mask, bool check_mask) override;
void CopyVRAM(u32 src_x, u32 src_y, u32 dst_x, u32 dst_y, u32 width, u32 height) override;
@ -308,6 +319,7 @@ protected:
u32 tex_height) const;
HeapArray<u16, VRAM_WIDTH * VRAM_HEIGHT> m_vram_shadow;
std::unique_ptr<GPU_SW_Backend> m_sw_renderer;
BatchVertex* m_batch_start_vertex_ptr = nullptr;
BatchVertex* m_batch_end_vertex_ptr = nullptr;