agb/examples/chicken.rs

364 lines
18 KiB
Rust
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#![no_std]
#![feature(start)]
extern crate gba;
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use core::convert::TryInto;
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use gba::{
display::{object::ObjectStandard, tiled0, HEIGHT, WIDTH},
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input::Button,
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};
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#[derive(PartialEq, Eq)]
enum State {
Ground,
Upwards,
Flapping,
}
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struct Character {
object: ObjectStandard,
position: Vector2D,
velocity: Vector2D,
}
struct Vector2D {
x: i32,
y: i32,
}
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fn tile_is_collidable(tile: u16) -> bool {
let masked = tile & 0b0000001111111111;
masked == 0 || masked == 4
}
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fn frame_ranger(count: u32, start: u32, end: u32, delay: u32) -> u32 {
((count / delay) % (end + 1 - start)) + start
}
#[start]
fn main(_argc: isize, _argv: *const *const u8) -> isize {
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let map_as_grid: &[[u16; 32]; 32] = unsafe {
(&MAP_MAP as *const [u16; 1024] as *const [[u16; 32]; 32])
.as_ref()
.unwrap()
};
let mut gba = gba::Gba::new();
let mut gfx = gba.display.video.tiled0();
let vblank = gba.display.vblank.get();
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let mut input = gba::input::ButtonController::new();
gfx.set_sprite_palette(&CHICKEN_PALETTE);
gfx.set_sprite_tilemap(&CHICKEN_TILES);
gfx.set_background_palette(&MAP_PALETTE);
gfx.set_background_tilemap(&MAP_TILES);
gfx.background_0.enable();
gfx.background_0
.set_background_size(tiled0::BackgroundSize::S32x32);
gfx.background_0
.set_colour_mode(tiled0::ColourMode::FourBitPerPixel);
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// This interface is not yet safe, as this can easily clobber the tiles.
// Not sure how to make this interface safe to use
gfx.background_0.set_screen_base_block(1);
gfx.copy_to_map(1, &MAP_MAP);
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let mut object = gfx.object;
object.enable();
unsafe { object.clear_objects() };
let mut chicken = Character {
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object: unsafe { object.get_object(0) },
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position: Vector2D {
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x: (6 * 8) << 8,
y: ((7 * 8) - 4) << 8,
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},
velocity: Vector2D { x: 0, y: 0 },
};
chicken.object.set_tile_id(0);
chicken
.object
.set_x((chicken.position.x >> 8).try_into().unwrap());
chicken
.object
.set_y((chicken.position.y >> 8).try_into().unwrap());
chicken.object.commit();
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let acceleration = 1 << 4;
let gravity = 1 << 4;
let flapping_gravity = gravity / 3;
let jump_velocity = 1 << 9;
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let mut frame_count = 0;
let mut frames_off_ground = 0;
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let terminal_velocity = (1 << 8) / 2;
loop {
vblank.wait_for_VBlank();
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frame_count += 1;
input.update();
// Horizontal movement
chicken.velocity.x += (input.x_tri() as i32) * acceleration;
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chicken.velocity.x = 61 * chicken.velocity.x / 64;
// Update position based on collision detection
let state = handle_collision(
&mut chicken,
map_as_grid,
gravity,
flapping_gravity,
terminal_velocity,
);
if state != State::Ground {
frames_off_ground += 1;
} else {
frames_off_ground = 0;
}
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// Jumping code
if frames_off_ground < 10 && input.is_just_pressed(Button::A) {
frames_off_ground = 200;
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chicken.velocity.y = -jump_velocity;
}
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restrict_to_screen(&mut chicken);
update_chicken_object(&mut chicken, state, frame_count);
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// Commit the chicken to vram
chicken.object.commit();
}
}
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fn update_chicken_object(chicken: &mut Character, state: State, frame_count: u32) {
if chicken.velocity.x > 1 {
chicken.object.set_hflip(false);
} else if chicken.velocity.x < -1 {
chicken.object.set_hflip(true);
}
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match state {
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State::Ground => {
if chicken.velocity.x.abs() > 1 << 4 {
chicken
.object
.set_tile_id(frame_ranger(frame_count, 1, 3, 10));
} else {
chicken.object.set_tile_id(0);
}
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}
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State::Upwards => {}
State::Flapping => {
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chicken
.object
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.set_tile_id(frame_ranger(frame_count, 4, 5, 5));
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}
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}
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let x: u8 = (chicken.position.x >> 8).try_into().unwrap();
let y: u8 = (chicken.position.y >> 8).try_into().unwrap();
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chicken.object.set_x(x - 4);
chicken.object.set_y(y - 4);
}
fn restrict_to_screen(chicken: &mut Character) {
if chicken.position.x > (WIDTH - 8 + 4) << 8 {
chicken.velocity.x = 0;
chicken.position.x = (WIDTH - 8 + 4) << 8;
} else if chicken.position.x < 4 << 8 {
chicken.velocity.x = 0;
chicken.position.x = 4 << 8;
}
if chicken.position.y > (HEIGHT - 8 + 4) << 8 {
chicken.velocity.y = 0;
chicken.position.y = (HEIGHT - 8 + 4) << 8;
} else if chicken.position.y < 4 << 8 {
chicken.velocity.y = 0;
chicken.position.y = 4 << 8;
}
}
fn handle_collision(
chicken: &mut Character,
map_as_grid: &[[u16; 32]; 32],
gravity: i32,
flapping_gravity: i32,
terminal_velocity: i32,
) -> State {
let mut new_chicken_x = chicken.position.x + chicken.velocity.x;
let mut new_chicken_y = chicken.position.y + chicken.velocity.y;
let tile_x = ((new_chicken_x >> 8) / 8) as usize;
let tile_y = ((new_chicken_y >> 8) / 8) as usize;
let left = (((new_chicken_x >> 8) - 4) / 8) as usize;
let right = (((new_chicken_x >> 8) + 4) / 8) as usize;
let top = (((new_chicken_y >> 8) - 4) / 8) as usize;
let bottom = (((new_chicken_y >> 8) + 4) / 8) as usize;
if chicken.velocity.x < 0 && tile_is_collidable(map_as_grid[tile_y][left]) {
new_chicken_x = (((left + 1) * 8 + 4) << 8) as i32;
chicken.velocity.x = 0;
} else if chicken.velocity.x > 0 && tile_is_collidable(map_as_grid[tile_y][right]) {
new_chicken_x = ((right * 8 - 4) << 8) as i32;
chicken.velocity.x = 0;
}
if chicken.velocity.y < 0 && tile_is_collidable(map_as_grid[top][tile_x]) {
new_chicken_y = ((((top + 1) * 8 + 4) << 8) + 4) as i32;
chicken.velocity.y = 0;
} else if chicken.velocity.y > 0 && tile_is_collidable(map_as_grid[bottom][tile_x]) {
new_chicken_y = ((bottom * 8 - 4) << 8) as i32;
chicken.velocity.y = 0;
}
let mut air_animation = State::Ground;
if !tile_is_collidable(map_as_grid[bottom][tile_x]) {
if chicken.velocity.y < 0 {
air_animation = State::Upwards;
chicken.velocity.y += gravity;
} else {
air_animation = State::Flapping;
chicken.velocity.y += flapping_gravity;
if chicken.velocity.y > terminal_velocity {
chicken.velocity.y = terminal_velocity;
}
}
}
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chicken.position.x = new_chicken_x;
chicken.position.y = new_chicken_y;
air_animation
}
// Below is the data for the sprites
static CHICKEN_TILES: [u32; 8 * 6] = [
0x01100000, 0x11100000, 0x01100010, 0x01111110, 0x01111110, 0x00001000, 0x00001000, 0x00011000,
0x01100000, 0x11100000, 0x01100010, 0x01111110, 0x01111110, 0x00010100, 0x00100100, 0x00000010,
0x01100000, 0x11100000, 0x01100010, 0x01111110, 0x01111110, 0x00011000, 0x00100110, 0x00100000,
0x01100000, 0x11100000, 0x01100010, 0x01111110, 0x01111110, 0x00011000, 0x00011100, 0x00001000,
0x01100000, 0x11111100, 0x01111010, 0x01111110, 0x01111110, 0x00011000, 0x00010000, 0x00000000,
0x01100000, 0x11100000, 0x01111110, 0x01111110, 0x01111110, 0x00011000, 0x00010000, 0x00000000,
];
static CHICKEN_PALETTE: [u16; 1] = [0x7C1E];
static MAP_TILES: [u32; 8 * 17] = [
0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000,
0x11111111, 0x11111111, 0x11111111, 0x11111111, 0x11111111, 0x11111111, 0x11111111, 0x11111111,
0x11111111, 0x11111111, 0x11111111, 0x11111111, 0x11111111, 0x01111111, 0x01111111, 0x01111111,
0x11111111, 0x11111111, 0x11111111, 0x11111111, 0x11111111, 0x00000000, 0x01010101, 0x01010101,
0x00000000, 0x00000000, 0x11110000, 0x11100000, 0x11000100, 0x10001100, 0x00011100, 0x00111100,
0x00000000, 0x00000000, 0x01110001, 0x01100011, 0x01000111, 0x00001111, 0x00011111, 0x00111111,
0x00111111, 0x00111111, 0x00111111, 0x00111111, 0x00111111, 0x00111111, 0x00001111, 0x00000111,
0x00000000, 0x00000000, 0x11111111, 0x11111111, 0x11111111, 0x11111111, 0x11111111, 0x11111111,
0x11111111, 0x11111111, 0x11111111, 0x11111111, 0x11111111, 0x11111111, 0x10111111, 0x01101011,
0x11111111, 0x11111111, 0x11111111, 0x11111111, 0x11111111, 0x11111111, 0x11111111, 0x01101011,
0x11111111, 0x11111111, 0x11111111, 0x11111111, 0x11111111, 0x11111111, 0x11101111, 0x10110111,
0x11111111, 0x11111111, 0x11111111, 0x11111111, 0x11111111, 0x11111111, 0x11111111, 0x11101111,
0x11111111, 0x11111111, 0x11111111, 0x11111111, 0x11111111, 0x11111101, 0x11111011, 0x10111011,
0x11111111, 0x11111111, 0x11111111, 0x11111111, 0x11111111, 0x11111111, 0x11111111, 0x10111011,
0x11111111, 0x11111111, 0x11111111, 0x11111111, 0x11111111, 0x11111111, 0x11101111, 0x11101011,
0x11111111, 0x11111111, 0x11111111, 0x11111111, 0x11111111, 0x11111111, 0x11011111, 0x11010111,
0x11111111, 0x11111111, 0x11111111, 0x11111111, 0x11111111, 0x11111111, 0x01111111, 0x11010111,
];
static MAP_MAP: [u16; 1024] = [
0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001,
0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001,
0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001,
0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001,
0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001,
0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001,
0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001,
0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001,
0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001,
0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001,
0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001,
0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001,
0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001,
0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001,
0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001,
0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001,
0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0002, 0x0003, 0x0003, 0x0003, 0x0003,
0x0003, 0x0003, 0x0003, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001,
0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0004,
0x0404, 0x0004, 0x0404, 0x0004, 0x0404, 0x0004, 0x0404, 0x0004, 0x0404, 0x0004, 0x0404, 0x0001,
0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001,
0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0804, 0x0C04, 0x0804, 0x0C04, 0x0804,
0x0C04, 0x0804, 0x0C04, 0x0804, 0x0C04, 0x0804, 0x0C04, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001,
0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001,
0x0001, 0x0001, 0x0001, 0x0005, 0x0405, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001,
0x0001, 0x0005, 0x0405, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001,
0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0006,
0x0406, 0x0002, 0x0003, 0x0003, 0x0003, 0x0003, 0x0003, 0x0003, 0x0001, 0x0006, 0x0406, 0x0001,
0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001,
0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0000, 0x0000, 0x0004, 0x0404, 0x0004,
0x0404, 0x0004, 0x0404, 0x0004, 0x0404, 0x0000, 0x0000, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001,
0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001,
0x0001, 0x0001, 0x0001, 0x0000, 0x0000, 0x0007, 0x0007, 0x0007, 0x0007, 0x0007, 0x0007, 0x0007,
0x0007, 0x0000, 0x0000, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001,
0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0001, 0x0008, 0x0009, 0x000A, 0x0000,
0x0000, 0x000B, 0x000C, 0x000D, 0x000B, 0x000E, 0x0008, 0x0009, 0x000A, 0x0000, 0x0000, 0x000B,
0x000B, 0x000C, 0x000D, 0x000B, 0x000E, 0x0008, 0x0009, 0x000A, 0x000F, 0x0010, 0x000B, 0x000C,
0x000D, 0x000B, 0x000E, 0x0008, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
0x0000, 0x0000, 0x0000, 0x0000,
];
static MAP_PALETTE: [u16; 2] = [0x0000, 0x6A2F];