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feat: convex hull for layer geometry

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This commit is contained in:
cha0s 2019-04-13 13:38:18 -05:00
parent acb7b41e41
commit fca289642b
1 changed files with 8 additions and 5 deletions
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13
packages/topdown/layer.js
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@ -4,6 +4,7 @@ import {compose} from '@avocado/core';
import {create as createEntity, EntityList} from '@avocado/entity';
import {Vector} from '@avocado/math';
import {EventEmitter, Property} from '@avocado/mixins';
import {ShapeList} from '@avocado/physics';
import {Synchronized} from '@avocado/state';
import {Tiles} from './tiles';
@ -53,20 +54,22 @@ export class Layer extends decorate(Synchronized) {
return false;
}
const halfTileSize = Vector.scale(tileset.tileSize, 0.5);
const shapeList = new ShapeList()
this.tiles.forEachTile((tile, x, y, i) => {
const shape = this.tileset.geometry(tile);
if (!shape) {
return;
}
const body = world.createBody(shape);
body.position = Vector.add(
shape.position = Vector.add(
halfTileSize,
Vector.mul([x, y], tileset.tileSize),
);
body.static = true;
world.addBody(body);
this.tileGeometry.push(body);
shapeList.addShape(shape);
});
const body = world.createBody(shapeList);
body.static = true;
world.addBody(body);
this.tileGeometry.push(body);
return true;
}