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https://github.com/Ninjdai1/pokeemerald.git
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95 lines
2.4 KiB
C
95 lines
2.4 KiB
C
#ifndef GUARD_GBA_DEFINES_H
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#define GUARD_GBA_DEFINES_H
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#include <stddef.h>
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#define TRUE 1
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#define FALSE 0
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#define IWRAM_DATA __attribute__((section("iwram_data")))
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#define EWRAM_DATA __attribute__((section("ewram_data")))
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#define UNUSED __attribute__((unused))
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#if MODERN
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#define NOINLINE __attribute__((noinline))
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#else
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#define NOINLINE
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#endif
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#define ALIGNED(n) __attribute__((aligned(n)))
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#define SOUND_INFO_PTR (*(struct SoundInfo **)0x3007FF0)
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#define INTR_CHECK (*(u16 *)0x3007FF8)
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#define INTR_VECTOR (*(void **)0x3007FFC)
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#define EWRAM_START 0x02000000
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#define EWRAM_END (EWRAM_START + 0x40000)
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#define IWRAM_START 0x03000000
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#define IWRAM_END (IWRAM_START + 0x8000)
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#define PLTT 0x5000000
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#define BG_PLTT PLTT
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#define BG_PLTT_SIZE 0x200
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#define OBJ_PLTT (PLTT + BG_PLTT_SIZE)
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#define OBJ_PLTT_SIZE 0x200
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#define PLTT_SIZE (BG_PLTT_SIZE + OBJ_PLTT_SIZE)
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#define VRAM 0x6000000
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#define VRAM_SIZE 0x18000
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#define BG_VRAM VRAM
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#define BG_VRAM_SIZE 0x10000
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#define BG_CHAR_SIZE 0x4000
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#define BG_SCREEN_SIZE 0x800
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#define BG_CHAR_ADDR(n) (BG_VRAM + (BG_CHAR_SIZE * (n)))
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#define BG_SCREEN_ADDR(n) (BG_VRAM + (BG_SCREEN_SIZE * (n)))
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#define BG_TILE_H_FLIP(n) (0x400 + (n))
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#define BG_TILE_V_FLIP(n) (0x800 + (n))
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#define NUM_BACKGROUNDS 4
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// text-mode BG
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#define OBJ_VRAM0 (VRAM + 0x10000)
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#define OBJ_VRAM0_SIZE 0x8000
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// bitmap-mode BG
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#define OBJ_VRAM1 (VRAM + 0x14000)
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#define OBJ_VRAM1_SIZE 0x4000
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#define OAM 0x7000000
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#define OAM_SIZE 0x400
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#define ROM_HEADER_SIZE 0xC0
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// Dimensions of a tile in pixels
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#define TILE_WIDTH 8
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#define TILE_HEIGHT 8
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// Dimensions of the GBA screen in pixels
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#define DISPLAY_WIDTH 240
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#define DISPLAY_HEIGHT 160
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// Dimensions of the GBA screen in tiles
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#define DISPLAY_TILE_WIDTH (DISPLAY_WIDTH / TILE_WIDTH)
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#define DISPLAY_TILE_HEIGHT (DISPLAY_HEIGHT / TILE_HEIGHT)
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// Size of different tile formats in bytes
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#define TILE_SIZE(bpp)((bpp) * TILE_WIDTH * TILE_HEIGHT / 8)
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#define TILE_SIZE_1BPP TILE_SIZE(1) // 8
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#define TILE_SIZE_4BPP TILE_SIZE(4) // 32
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#define TILE_SIZE_8BPP TILE_SIZE(8) // 64
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#define TILE_OFFSET_4BPP(n) ((n) * TILE_SIZE_4BPP)
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#define TILE_OFFSET_8BPP(n) ((n) * TILE_SIZE_8BPP)
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#define TOTAL_OBJ_TILE_COUNT 1024
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#define PLTT_SIZEOF(n) ((n) * sizeof(u16))
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#define PLTT_SIZE_4BPP PLTT_SIZEOF(16)
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#define PLTT_SIZE_8BPP PLTT_SIZEOF(256)
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#define PLTT_OFFSET_4BPP(n) ((n) * PLTT_SIZE_4BPP)
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#endif // GUARD_GBA_DEFINES_H
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