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improve field status after enable
[pcsx_rearmed.git]
/
libpcsxcore
/
psxhw.c
diff --git
a/libpcsxcore/psxhw.c
b/libpcsxcore/psxhw.c
index
4811f99
..
832e6d7
100644
(file)
--- a/
libpcsxcore/psxhw.c
+++ b/
libpcsxcore/psxhw.c
@@
-85,8
+85,13
@@
void psxHwWriteDmaIcr32(u32 value)
void psxHwWriteGpuSR(u32 value)
{
void psxHwWriteGpuSR(u32 value)
{
+ u32 old_sr = HW_GPU_STATUS, new_sr;
GPU_writeStatus(value);
gpuSyncPluginSR();
GPU_writeStatus(value);
gpuSyncPluginSR();
+ new_sr = HW_GPU_STATUS;
+ // "The Next Tetris" seems to rely on the field order after enable
+ if ((old_sr ^ new_sr) & new_sr & SWAP32(PSXGPU_ILACE))
+ frame_counter |= 1;
}
u32 psxHwReadGpuSR(void)
}
u32 psxHwReadGpuSR(void)