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GPU/HW: Only copy the dirty area to the VRAM read texture

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This commit is contained in:
Connor McLaughlin
2019-11-05 22:34:27 +10:00
parent da51d49d18
commit cc7483ad58
8 changed files with 85 additions and 35 deletions
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18
src/core/gpu_hw_d3d11.cpp
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@ -184,7 +184,7 @@ bool GPU_HW_D3D11::CreateFramebuffer()
}
m_context->OMSetRenderTargets(1, m_vram_texture.GetD3DRTVArray(), nullptr);
m_vram_read_texture_dirty = true;
SetFullVRAMDirtyRectangle();
return true;
}
@ -192,7 +192,7 @@ void GPU_HW_D3D11::ClearFramebuffer()
{
static constexpr std::array<float, 4> color = {};
m_context->ClearRenderTargetView(m_vram_texture.GetD3DRTV(), color.data());
m_vram_read_texture_dirty = true;
SetFullVRAMDirtyRectangle();
}
void GPU_HW_D3D11::DestroyFramebuffer()
@ -491,9 +491,6 @@ void GPU_HW_D3D11::SetDrawState(BatchRenderMode render_mode)
UploadUniformBlock(&m_batch_ubo_data, sizeof(m_batch_ubo_data));
m_batch_ubo_dirty = false;
}
if (m_vram_read_texture_dirty)
UpdateVRAMReadTexture();
}
void GPU_HW_D3D11::SetScissorFromDrawingArea()
@ -648,12 +645,13 @@ void GPU_HW_D3D11::CopyVRAM(u32 src_x, u32 src_y, u32 dst_x, u32 dst_y, u32 widt
void GPU_HW_D3D11::UpdateVRAMReadTexture()
{
m_renderer_stats.num_vram_read_texture_updates++;
m_vram_read_texture_dirty = false;
m_vram_dirty_rect.SetInvalid();
const auto scaled_rect = m_vram_dirty_rect * m_resolution_scale;
const CD3D11_BOX src_box(scaled_rect.left, scaled_rect.top, 0, scaled_rect.right, scaled_rect.bottom, 1);
m_context->CopySubresourceRegion(m_vram_read_texture, 0, scaled_rect.left, scaled_rect.top, 0, m_vram_texture, 0,
&src_box);
const CD3D11_BOX src_box(0, 0, 0, m_vram_texture.GetWidth(), m_vram_texture.GetHeight(), 1);
m_context->CopySubresourceRegion(m_vram_read_texture, 0, 0, 0, 0, m_vram_texture, 0, &src_box);
m_renderer_stats.num_vram_read_texture_updates++;
ClearVRAMDirtyRectangle();
}
void GPU_HW_D3D11::FlushRender()