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GPU: Eliminate temporary buffer when reading back

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This commit is contained in:
Connor McLaughlin
2019-11-14 17:16:59 +10:00
parent 3998b9684e
commit 9ea7a8418c
11 changed files with 39 additions and 50 deletions
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5
src/core/gpu_hw_opengl.cpp
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@ -526,7 +526,7 @@ void GPU_HW_OpenGL::UpdateDisplay()
}
}
void GPU_HW_OpenGL::ReadVRAM(u32 x, u32 y, u32 width, u32 height, void* buffer)
void GPU_HW_OpenGL::ReadVRAM(u32 x, u32 y, u32 width, u32 height)
{
// Get bounds with wrap-around handled.
const Common::Rectangle<u32> copy_rect = GetVRAMTransferBounds(x, y, width, height);
@ -554,9 +554,6 @@ void GPU_HW_OpenGL::ReadVRAM(u32 x, u32 y, u32 width, u32 height, void* buffer)
glPixelStorei(GL_PACK_ALIGNMENT, 4);
glPixelStorei(GL_PACK_ROW_LENGTH, 0);
RestoreGraphicsAPIState();
// Feed the shadow buffer back to the output.
GPU_HW::ReadVRAM(x, y, width, height, buffer);
}
void GPU_HW_OpenGL::FillVRAM(u32 x, u32 y, u32 width, u32 height, u32 color)