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GPU: Implement non-interleaved interlaced rendering

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Fixes screen shaking in True Pinball.
This commit is contained in:
Connor McLaughlin
2020-05-26 03:18:04 +10:00
parent 0daea7c2fc
commit e368dbbadc
11 changed files with 76 additions and 43 deletions
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12
src/core/gpu.h
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@ -345,7 +345,10 @@ protected:
}
/// Returns true if scanout should be interlaced.
ALWAYS_INLINE bool IsInterlacedDisplayEnabled() const { return (!m_force_progressive_scan) & m_GPUSTAT.In480iMode(); }
ALWAYS_INLINE bool IsInterlacedDisplayEnabled() const
{
return (!m_force_progressive_scan) & m_GPUSTAT.vertical_interlace;
}
/// Returns true if interlaced rendering is enabled and force progressive scan is disabled.
ALWAYS_INLINE bool IsInterlacedRenderingEnabled() const
@ -443,18 +446,13 @@ protected:
BitField<u32, bool, 27, 1> ready_to_send_vram;
BitField<u32, bool, 28, 1> ready_to_recieve_dma;
BitField<u32, DMADirection, 29, 2> dma_direction;
BitField<u32, bool, 31, 1> displaying_odd_line;
BitField<u32, bool, 31, 1> drawing_odd_lines;
bool IsMaskingEnabled() const
{
static constexpr u32 MASK = ((1 << 11) | (1 << 12));
return ((bits & MASK) != 0);
}
bool In480iMode() const
{
static constexpr u32 MASK = (1 << 19) | (1 << 22);
return ((bits & MASK) == MASK);
}
bool SkipDrawingToActiveField() const
{
static constexpr u32 MASK = (1 << 19) | (1 << 22) | (1 << 10);