diff options
author | MooglyGuy <therealmogminer@gmail.com> | 2019-11-03 15:47:46 +0100 |
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committer | MooglyGuy <therealmogminer@gmail.com> | 2019-11-03 15:48:54 +0100 |
commit | c9fa5d187c5ae84cace562e67dd18164a60fadee (patch) | |
tree | 730e9bcf76c34f8f18b1665ab027c749582e6313 | |
parent | 5383dd355c745d64efebeddedd282a78e23d2336 (diff) |
-snes_ppu: Fixed doubled-up frames on interlaced games, nw
-rw-r--r-- | src/devices/video/snes_ppu.cpp | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/src/devices/video/snes_ppu.cpp b/src/devices/video/snes_ppu.cpp index 2142b59681f..43fbeeac74f 100644 --- a/src/devices/video/snes_ppu.cpp +++ b/src/devices/video/snes_ppu.cpp @@ -808,10 +808,11 @@ inline void snes_ppu_device::update_line( uint16_t curline, uint8_t layer_idx, u uint32_t y = layer.mosaic_enabled ? layer.mosaic_offset : curline; + //printf("h:%d i:%d l:%d ", hires ? 1 : 0, m_interlace, curline); if (hires) { hscroll <<= 1; - if (m_interlace == 2) y = y << 1 | (m_stat78 >> 7); + if (m_interlace == 2) y = (y & ~1) | (m_stat78 >> 7); } uint32_t mosaic_counter = 1; |