diff options
| author | Peter Fors <peter.fors@mindkiller.com> | 2025-05-29 19:19:59 +0200 |
|---|---|---|
| committer | Peter Fors <peter.fors@mindkiller.com> | 2025-05-29 19:19:59 +0200 |
| commit | 3d70e69f6c9fbdcb890c6986096330e4f6611a32 (patch) | |
| tree | 9f1ce34365ec376f10f6c6e68c1ca64fa4d4d63d /mappers/mapper_002_2.c | |
| parent | 7cca3bdbec289328b537c8256b43dcfedc5d56b8 (diff) | |
added mapper_tick() functionality, regressed 200fps, and optimized it back up to ~1940fps
Diffstat (limited to 'mappers/mapper_002_2.c')
| -rw-r--r-- | mappers/mapper_002_2.c | 9 |
1 files changed, 3 insertions, 6 deletions
diff --git a/mappers/mapper_002_2.c b/mappers/mapper_002_2.c index e6cddf7..d3df77d 100644 --- a/mappers/mapper_002_2.c +++ b/mappers/mapper_002_2.c @@ -4,11 +4,10 @@ __attribute__((section(".mapper_002_2"))) static uint8_t mapper_002_2_prg_rom_read(struct nes_state *state, uint32_t addr) { struct mapper_002_2 *mapper = &state->mapper_data.m002_2; - - if(addr >= 0x8000 && addr < 0xc000) { + if(addr < 0xc000) { return mapper->prg_bank0[addr & 0x3fff]; - } else if(addr >= 0xc000) { + } else { return mapper->prg_bank1[addr & 0x3fff]; } return 0; @@ -18,9 +17,7 @@ __attribute__((section(".mapper_002_2"))) static void mapper_002_2_prg_rom_write(struct nes_state *state, uint32_t addr, uint8_t value) { struct mapper_002_2 *mapper = &state->mapper_data.m002_2; - if(addr >= 0x8000) { - mapper->prg_bank0 = state->prg_rom + ((value & 0x0f) * 0x4000); - } + mapper->prg_bank0 = state->prg_rom + ((value & 0x0f) * 0x4000); } __attribute__((section(".mapper_002_2"))) |