diff options
Diffstat (limited to 'src/ppu/consts.h')
| -rw-r--r-- | src/ppu/consts.h | 33 |
1 files changed, 32 insertions, 1 deletions
diff --git a/src/ppu/consts.h b/src/ppu/consts.h index ee94a69..0e8fba4 100644 --- a/src/ppu/consts.h +++ b/src/ppu/consts.h @@ -1,26 +1,57 @@ #pragma once +/** @brief amount of total palettes in PPU */ #define HH_PPU_PALETTE_COUNT 8 +/** @brief amount of colors in palette */ #define HH_PPU_PALETTE_COLOR_COUNT 8 +/** @brief address line width in bits */ #define HH_PPU_RAM_BUS_ADDR_WIDTH 16 +/** @brief data line width in bits */ #define HH_PPU_RAM_BUS_DATA_WIDTH 16 +/** @brief max amount of foreground sprites allowed */ #define HH_PPU_FG_SPRITE_COUNT 128 +/** @brief sprite width in pixel */ #define HH_PPU_SPRITE_WIDTH 16 +/** @brief sprite height in pixels */ #define HH_PPU_SPRITE_HEIGHT 16 +/** @brief screen width in pixels */ #define HH_PPU_SCREEN_WIDTH 320 +/** @brief screen height in pixels */ #define HH_PPU_SCREEN_HEIGHT 240 +/** @brief amount of horizontal backgorund tiles on background canvas */ #define HH_PPU_BG_CANVAS_TILES_H 40 +/** @brief amount of vertical backgorund tiles on background canvas */ #define HH_PPU_BG_CANVAS_TILES_V 30 -#include "types.h" +#include "ppu/types.h" +/** @brief tilemap memory address offset */ #define HH_PPU_VRAM_TMM_OFFSET ((hh_ppu_addr_t) 0x0000) +/** @brief tilemap memory size in words */ #define HH_PPU_VRAM_TMM_SIZE ((hh_ppu_addr_t) 0xd000) +/** @brief sprite size in words */ +#define HH_PPU_VRAM_TMM_SPRITE_SIZE 52 +/** @brief pixels per word for sprite */ +#define HH_PPU_VRAM_TMM_SPRITE_PPW 5 +/** @brief background attribute memory address offset */ #define HH_PPU_VRAM_BAM_OFFSET ((hh_ppu_addr_t) 0xd000) +/** @brief background attribute memory size in words */ #define HH_PPU_VRAM_BAM_SIZE ((hh_ppu_addr_t) 0x04b0) +/** @brief background attribute memory entry size in words */ +#define HH_PPU_VRAM_BAM_ENTRY_SIZE 1 +/** @brief foreground attribute memory address offset */ #define HH_PPU_VRAM_FAM_OFFSET ((hh_ppu_addr_t) 0xd800) +/** @brief foreground attribute memory size in words */ #define HH_PPU_VRAM_FAM_SIZE ((hh_ppu_addr_t) 0x0100) +/** @brief foreground attribute memory entry size in words */ +#define HH_PPU_VRAM_FAM_ENTRY_SIZE 2 +/** @brief palette memory address offset */ #define HH_PPU_VRAM_PAL_OFFSET ((hh_ppu_addr_t) 0xdc00) +/** @brief palette memory size in words */ #define HH_PPU_VRAM_PAL_SIZE ((hh_ppu_addr_t) 0x0040) +/** @brief palette entry size in words */ +#define HH_PPU_VRAM_PAL_ENTRY_SIZE 1 +/** @brief auxiliary memory address offset */ #define HH_PPU_VRAM_AUX_OFFSET ((hh_ppu_addr_t) 0xde00) +/** @brief auxiliary memory size in words */ #define HH_PPU_VRAM_AUX_SIZE ((hh_ppu_addr_t) 0x0002) |