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Fix WX=0 regression

This commit is contained in:
Lior Halphon 2022-07-22 19:51:20 +03:00
parent 537d0e1b25
commit 029b7492b6
1 changed files with 2 additions and 2 deletions
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4
Core/display.c
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@ -1647,13 +1647,13 @@ void GB_display_run(GB_gameboy_t *gb, unsigned cycles, bool force)
if (!gb->wx_triggered && gb->wy_triggered && (gb->io_registers[GB_IO_LCDC] & 0x20)) { if (!gb->wx_triggered && gb->wy_triggered && (gb->io_registers[GB_IO_LCDC] & 0x20)) {
bool should_activate_window = false; bool should_activate_window = false;
if (gb->io_registers[GB_IO_WX] == 0) { if (gb->io_registers[GB_IO_WX] == 0) {
static const uint8_t scx_to_wx0_comparisons[] = {-7, -9, -10, -11, -12, -13, -14, -14}; static const uint8_t scx_to_wx0_comparisons[] = {-7, -1, -2, -3, -4, -5, -6, -6};
if (gb->position_in_line == scx_to_wx0_comparisons[gb->io_registers[GB_IO_SCX] & 7]) { if (gb->position_in_line == scx_to_wx0_comparisons[gb->io_registers[GB_IO_SCX] & 7]) {
should_activate_window = true; should_activate_window = true;
} }
} }
else if (gb->wx166_glitch) { else if (gb->wx166_glitch) {
static const uint8_t scx_to_wx166_comparisons[] = {-8, -9, -10, -11, -12, -13, -14, -15}; static const uint8_t scx_to_wx166_comparisons[] = {-16, -1, -2, -3, -4, -5, -6, -7};
if (gb->position_in_line == scx_to_wx166_comparisons[gb->io_registers[GB_IO_SCX] & 7]) { if (gb->position_in_line == scx_to_wx166_comparisons[gb->io_registers[GB_IO_SCX] & 7]) {
should_activate_window = true; should_activate_window = true;
} }