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GPU: Fix possible driver crash on oversized update/fill

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This commit is contained in:
Connor McLaughlin
2020-01-23 00:01:05 +10:00
parent d2db6bf9c3
commit bfef42f4cb
4 changed files with 76 additions and 12 deletions
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5
src/core/gpu_hw.cpp
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@ -252,17 +252,18 @@ GPU_HW::BatchPrimitive GPU_HW::GetPrimitiveForCommand(RenderCommand rc)
void GPU_HW::FillVRAM(u32 x, u32 y, u32 width, u32 height, u32 color)
{
m_vram_dirty_rect.Include(Common::Rectangle<u32>::FromExtents(x, y, width, height));
m_vram_dirty_rect.Include(Common::Rectangle<u32>::FromExtents(x, y, width, height).Clamped(0, 0, VRAM_WIDTH, VRAM_HEIGHT));
}
void GPU_HW::UpdateVRAM(u32 x, u32 y, u32 width, u32 height, const void* data)
{
DebugAssert((x + width) <= VRAM_WIDTH && (y + height) <= VRAM_HEIGHT);
m_vram_dirty_rect.Include(Common::Rectangle<u32>::FromExtents(x, y, width, height));
}
void GPU_HW::CopyVRAM(u32 src_x, u32 src_y, u32 dst_x, u32 dst_y, u32 width, u32 height)
{
m_vram_dirty_rect.Include(Common::Rectangle<u32>::FromExtents(dst_x, dst_y, width, height));
m_vram_dirty_rect.Include(Common::Rectangle<u32>::FromExtents(dst_x, dst_y, width, height).Clamped(0, 0, VRAM_WIDTH, VRAM_HEIGHT));
}
void GPU_HW::DispatchRenderCommand(RenderCommand rc, u32 num_vertices, const u32* command_ptr)