From 6274071e3857c1640cc5aef804cb86509ab312f9 Mon Sep 17 00:00:00 2001 From: Peter Fors Date: Thu, 3 Apr 2025 20:02:00 +0200 Subject: Move to glfw --- mknes.h | 42 +++++++++++++++--------------------------- 1 file changed, 15 insertions(+), 27 deletions(-) (limited to 'mknes.h') diff --git a/mknes.h b/mknes.h index 90bb58c..be2d946 100644 --- a/mknes.h +++ b/mknes.h @@ -64,7 +64,6 @@ struct ppu_state { uint8_t vram_read_buffer; uint8_t write_latch; - uint8_t ciram[0x800]; uint8_t palette[0x20]; uint32_t scanline; @@ -127,9 +126,7 @@ struct mapper { }; union mapper_data { - struct gxrom_mapper gxrom; - // struct mmc1_mapper mmc1; - // ... others + struct mapper_066 m066; }; struct nes_state { @@ -138,32 +135,23 @@ struct nes_state { struct ppu_state ppu; struct mapper mapper; union mapper_data map; - size_t cycle; - uint8_t ram[2048]; - uint8_t rom[4 * 1024 * 1024]; - uint8_t chrrom[4 * 1024 * 1024]; + size_t cycles; uint8_t irq_pending; uint8_t nmi_pending; + uint8_t ram[0x800]; + uint8_t sram[0x2000]; + uint8_t ciram[0x1000]; // NOTE(peter): Originally 0x800 bytes, but extended as it should work for up to fourway, this is optimization, reality is 2kb, but there is no side-effects, so this is fine! + uint8_t rom[4 * 1024 * 1024]; + uint8_t chrrom[4 * 1024 * 1024]; }; static uint32_t nes_palette[64] = { -// 0x757575ff, 0x271a75ff, 0x3b0072ff, 0x4c0f64ff, 0x400048ff, 0x600027ff, 0x600000ff, 0x500f00ff, -// 0x783a00ff, 0x755c00ff, 0x406c00ff, 0x504764ff, 0x005468ff, 0x000000ff, 0x000000ff, 0x000000ff, -// 0xbfbfbfff, 0x273aa7ff, 0x5c14a7ff, 0x7514a7ff, 0x751468ff, 0x982727ff, 0xa03a00ff, 0x986c00ff, -// 0x888800ff, 0x689800ff, 0x3aa700ff, 0x6c6c6cff, 0x007878ff, 0x000000ff, 0x000000ff, 0x000000ff, -// 0xffffffff, 0x3ab5ffff, 0x5cb5ffff, 0x9888ffff, 0xa778ffff, 0xc87878ff, 0xf05c00ff, 0xf08800ff, -// 0xe0a700ff, 0xb8b800ff, 0x88c800ff, 0xcccc68ff, 0x00e0d8ff, 0x000000ff, 0x000000ff, 0x000000ff, -// 0xffffffff, 0xa7e0ffff, 0xb8d8ffff, 0xc8c8ffff, 0xd8b8ffff, 0xd8a7a7ff, 0xf0d0b8ff, 0xf0d898ff, -// 0xf0c878ff, 0xd8d878ff, 0xb8e078ff, 0xd0e0b8ff, 0xb8f0f0ff, 0x000000ff, 0x000000ff, 0x000000ff -// }; - -0x585858ff, 0x00237cff, 0x0d1099ff, 0x300092ff, 0x4f006cff, 0x600035ff, 0x5c0500ff, 0x461800ff, -0x272d00ff, 0x093e00ff, 0x004500ff, 0x004106ff, 0x003545ff, 0x000000ff, 0x000000ff, 0x000000ff, -0xa1a1a1ff, 0x0b53d7ff, 0x3337feff, 0x6621f7ff, 0x9515beff, 0xac166eff, 0xa62721ff, 0x864300ff, -0x596200ff, 0x2d7a00ff, 0x0c8500ff, 0x007f2aff, 0x006d85ff, 0x000000ff, 0x000000ff, 0x000000ff, -0xffffffff, 0x51a5feff, 0x8084feff, 0xbc6afeff, 0xf15bfeff, 0xfe5ec4ff, 0xfe7269ff, 0xe19321ff, -0xadb600ff, 0x79d300ff, 0x51df21ff, 0x3ad974ff, 0x39c3dfff, 0x424242ff, 0x000000ff, 0x000000ff, -0xffffffff, 0xb5d9feff, 0xcacafeff, 0xe3befeff, 0xf9b8feff, 0xfebae7ff, 0xfec3bcff, 0xf4d199ff, -0xdee086ff, 0xc6ec87ff, 0xb2f29dff, 0xa7f0c3ff, 0xa8e7f0ff, 0xacacacff, 0x000000ff, 0x000000ff + 0x585858ff, 0x00237cff, 0x0d1099ff, 0x300092ff, 0x4f006cff, 0x600035ff, 0x5c0500ff, 0x461800ff, + 0x272d00ff, 0x093e00ff, 0x004500ff, 0x004106ff, 0x003545ff, 0x000000ff, 0x000000ff, 0x000000ff, + 0xa1a1a1ff, 0x0b53d7ff, 0x3337feff, 0x6621f7ff, 0x9515beff, 0xac166eff, 0xa62721ff, 0x864300ff, + 0x596200ff, 0x2d7a00ff, 0x0c8500ff, 0x007f2aff, 0x006d85ff, 0x000000ff, 0x000000ff, 0x000000ff, + 0xffffffff, 0x51a5feff, 0x8084feff, 0xbc6afeff, 0xf15bfeff, 0xfe5ec4ff, 0xfe7269ff, 0xe19321ff, + 0xadb600ff, 0x79d300ff, 0x51df21ff, 0x3ad974ff, 0x39c3dfff, 0x424242ff, 0x000000ff, 0x000000ff, + 0xffffffff, 0xb5d9feff, 0xcacafeff, 0xe3befeff, 0xf9b8feff, 0xfebae7ff, 0xfec3bcff, 0xf4d199ff, + 0xdee086ff, 0xc6ec87ff, 0xb2f29dff, 0xa7f0c3ff, 0xa8e7f0ff, 0xacacacff, 0x000000ff, 0x000000ff }; - -- cgit v1.2.3