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GPU/HW: Fix mask bit when rendering with transparency and no DSB

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Fixes some sprites in Bloody Roar on Mali GPUs.
This commit is contained in:
Connor McLaughlin
2021-02-06 20:05:57 +10:00
parent 011df33fc4
commit 837fb6128b
6 changed files with 69 additions and 48 deletions
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17
src/core/gpu_hw.h
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@ -102,14 +102,6 @@ protected:
bool check_mask_before_draw;
bool use_depth_buffer;
// We need two-pass rendering when using BG-FG blending and texturing, as the transparency can be enabled
// on a per-pixel basis, and the opaque pixels shouldn't be blended at all.
bool NeedsTwoPassRendering() const
{
return transparency_mode == GPUTransparencyMode::BackgroundMinusForeground &&
texture_mode != GPUTextureMode::Disabled;
}
// Returns the render mode for this batch.
BatchRenderMode GetRenderMode() const
{
@ -254,6 +246,15 @@ protected:
return true;
}
/// We need two-pass rendering when using BG-FG blending and texturing, as the transparency can be enabled
/// on a per-pixel basis, and the opaque pixels shouldn't be blended at all.
bool NeedsTwoPassRendering() const
{
return (m_batch.transparency_mode == GPUTransparencyMode::BackgroundMinusForeground &&
m_batch.texture_mode != GPUTextureMode::Disabled) ||
(m_batch.transparency_mode != GPUTransparencyMode::Disabled && !m_supports_dual_source_blend);
}
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;