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GPU: Add Force NTSC timings option

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This option forces NTSC timings for PAL games, causing them to either
run faster (more likely) or smoother (less likely).
This commit is contained in:
Connor McLaughlin
2020-04-10 13:34:12 +10:00
parent a06240141e
commit 3325d2c42c
8 changed files with 110 additions and 59 deletions
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5
src/core/gpu.h
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@ -95,6 +95,10 @@ public:
DOT_TIMER_INDEX = 0,
HBLANK_TIMER_INDEX = 1,
MAX_RESOLUTION_SCALE = 16,
};
enum : u16
{
NTSC_TICKS_PER_LINE = 3413,
NTSC_TOTAL_LINES = 263,
PAL_TICKS_PER_LINE = 3406,
@ -531,6 +535,7 @@ protected:
bool m_set_texture_disable_mask = false;
bool m_drawing_area_changed = false;
bool m_force_progressive_scan = false;
bool m_force_ntsc_timings = false;
struct CRTCState
{