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GPU/HW: Track VRAM fills/writes in dirty rectangle instead of invalidating

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This commit is contained in:
Connor McLaughlin
2019-11-05 22:12:37 +10:00
parent 2578f34a7c
commit da51d49d18
4 changed files with 45 additions and 25 deletions
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45
src/core/gpu_hw.cpp
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@ -178,6 +178,21 @@ GPU_HW::BatchPrimitive GPU_HW::GetPrimitiveForCommand(RenderCommand rc)
return BatchPrimitive::Triangles;
}
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));
}
void GPU_HW::UpdateVRAM(u32 x, u32 y, u32 width, u32 height, const void* data)
{
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));
}
void GPU_HW::DispatchRenderCommand(RenderCommand rc, u32 num_vertices, const u32* command_ptr)
{
TextureMode texture_mode;
@ -206,6 +221,21 @@ void GPU_HW::DispatchRenderCommand(RenderCommand rc, u32 num_vertices, const u32
break;
}
// texture page changed - check that the new page doesn't intersect the drawing area
if (m_render_state.IsTexturePageChanged())
{
m_render_state.ClearTexturePageChangedFlag();
if (m_vram_dirty_rect.Valid() && (m_render_state.GetTexturePageRectangle().Intersects(m_vram_dirty_rect) ||
m_render_state.GetTexturePaletteRectangle().Intersects(m_vram_dirty_rect)))
{
if (!IsFlushed())
FlushRender();
Log_WarningPrintf("Invalidating VRAM read cache due to drawing area overlap");
m_vram_read_texture_dirty = true;
}
}
texture_mode = m_render_state.texture_mode;
if (rc.raw_texture_enable)
{
@ -219,21 +249,6 @@ void GPU_HW::DispatchRenderCommand(RenderCommand rc, u32 num_vertices, const u32
texture_mode = TextureMode::Disabled;
}
// texture page changed - check that the new page doesn't intersect the drawing area
if (m_render_state.IsTexturePageChanged())
{
m_render_state.ClearTexturePageChangedFlag();
if (m_vram_dirty_rect.Valid() && (m_render_state.GetTexturePageRectangle().Intersects(m_vram_dirty_rect) ||
m_render_state.GetTexturePaletteRectangle().Intersects(m_vram_dirty_rect)))
{
if (!IsFlushed())
FlushRender();
Log_WarningPrintf("Invalidating VRAM read cache due to drawing area overlap");
m_vram_read_texture_dirty = true;
}
}
// has any state changed which requires a new batch?
const TransparencyMode transparency_mode =
rc.transparency_enable ? m_render_state.transparency_mode : TransparencyMode::Disabled;