<?phpnamespace App\Game;/** The numbers of Sorcery+ as measured in the original program (see the port's MODERN.md). */final class Values{ public const MAP_W = 40; public const MAP_H = 18; public const TILE_W = 4; public const TILE_H = 8; public const FIELD_W = self::MAP_W * self::TILE_W; // 160 mode-0 pixels (drawn 2 screen px wide) public const FIELD_H = self::MAP_H * self::TILE_H; // 144 lines public const SPRITE_W = 12; public const SPRITE_H = 24; public const ROOM_COUNT = 79; public const NONE = 0xFF; public const ROOM_BOSS = 0x1C; public const ROOM_THRONE = 0x46; public const ROOM_LABYRINTH = 0x3D; /** item that opens lock type 1..5 (type 6 never opens) */ public const LOCK_KEY = [0x3B, 0x2B, 0x29, 0x38, 0x44]; public const HIT_Y = 0x12; public const HIT_X = 9; public const ENERGY_STEP = 0x32; public const FLOOR_ROWS = 0x70; public const BAR_TOTAL = 40 * 64; public const LAMP_TICKS = 6750; public const LAMP_MAX = 13500; // entity kinds (the numbering of the room files) public const K_EMERGE = 0; public const K_CHASER = 1; public const K_WALKER = 2; public const K_DIVER = 3; public const K_PATROL = 4; public const K_FOLLOWER = 5; public const K_MAGIC_ITEM = 6; public const K_ITEM_RISING = 7; public const K_EXPLODING = 8; public const K_REMAINS = 9; public const K_FALLING_ITEM = 0x20; public const K_LANDING = 0x21; public const K_GROWING_ITEM = 0x22; public const K_SPELL_RING = 0x23; public const K_SPELL_CROSS = 0x24; public const K_REWARD = 0x25; public const K_REWARD_SHRINK = 0x26; public const K_REWARD_SPARKLE = 0x27; public const K_VANISH = 0x28; public const K_WAIT_SORCERER = 0x29; public const K_SHOW_SORCERER = 0x2A; public const K_LAST_FRAME = 0x2B; public const K_DELAY_ALARM = 0x2C; public const K_FOLLOW_SCRIPT = 0x2D; public const K_TIMER_RESTORE = 0x2E; public const K_FRAME_RESTORE = 0x2F; public const K_SCENE_1 = 0x30; public const K_SCENE_2 = 0x31; public const K_SCENE_3 = 0x32; public const K_SCENE_4 = 0x33; public const K_SCENE_5 = 0x34; public const K_ADVANCE = 0x35; public const K_FADE_OUT = 0x36; public const K_NONE = 0x7F; // player states public const P_WAIT = 0; public const P_MATERIALISE = 1; public const P_FLY = 2; public const P_FALL = 3; public const P_DYING = 4; public const P_SPLASH = 5; public const P_SINK = 6; public const P_WAIT2 = 7; // input bits public const IN_UP = 1; public const IN_DOWN = 2; public const IN_LEFT = 4; public const IN_RIGHT = 8; public const IN_ACTION = 0x10; public const IN_FIRE1 = 0x20; public const IN_CHEAT = 0x40; // end reasons public const END_DROWNED = 1; public const END_NO_ENERGY = 2; public const END_NO_TIME = 4; public const END_WON = 0x40; public const END_FINISHED = 0x80; // map cell classes public const C_EMPTY = 0; public const C_ANIM = 0x01; public const C_FIRE = 0x02; public const C_SOLID = 0x80; public const C_RIVER = 0x81; public static function u8(int $v): int { return $v & 0xFF; } /** |a - b| <= range, written as the original did it with 8 bit wrap-around. */ public static function within(int $a, int $b, int $range): bool { return self::u8($a - $b + $range) < 2 * $range + 1; }}