Files
dusk/assets/player.js
T

64 lines
1.7 KiB
JavaScript

// Copyright (c) 2026 Dominic Masters
//
// This software is released under the MIT License.
// https://opensource.org/licenses/MIT
const PLAYER_SPEED = 5.0;
// 1 world unit = 16 pixels.
const PIXEL_SCALE = 1.0 / 16.0;
// Player sprite is 32x32 px (test.png dimensions).
const PLAYER_W = 32 * PIXEL_SCALE;
const PLAYER_H = 32 * PIXEL_SCALE;
var player = {};
player.getAssets = () => {
return [
{ path: 'test.png', type: Asset.TYPE_TEXTURE, format: Texture.FORMAT_RGBA }
];
}
player.init = function(scene) {
var texture = scene.assets.getAssetByPath('test.png');
Console.print('Player init: got texture ' + texture);
_entity = Entity.create();
_position = _entity.add(Component.POSITION);
_physics = _entity.add(Component.PHYSICS);
_physics.bodyType = Physics.DYNAMIC;
_physics.shape = Physics.SHAPE_CUBE;
_physics.gravityScale = 1.0;
var r = _entity.add(Component.RENDERABLE);
r.texture = texture.texture;
r.type = Renderable.SPRITEBATCH;
r.color = new Color(220, 80, 80);
// Upright quad centered on X, bottom-aligned on Y.
r.sprites = [[-PLAYER_W/2, 0, 0, PLAYER_W/2, PLAYER_H, 0, 0, 1, 1, 0]];
_position.localPosition = new Vec3(0, PLAYER_H, 0);
};
player.getPosition = function() {
return _position;
};
player.update = function() {
if(!_physics) return;
var vx = Input.axis(INPUT_ACTION_LEFT, INPUT_ACTION_RIGHT) * PLAYER_SPEED;
var vz = Input.axis(INPUT_ACTION_DOWN, INPUT_ACTION_UP) * PLAYER_SPEED;
// Preserve vertical velocity so gravity and landing work correctly.
var vy = _physics.velocity.y;
_physics.velocity = new Vec3(vx, vy, vz);
};
player.dispose = function() {
Entity.dispose(_entity);
_entity = null;
_position = null;
_physics = null;
};
module.exports = player;