view/MapView: add support for multiple layers and holes

1 files changed, 5 insertions, 1 deletions

diff --git a/src/view/MapView.ts b/src/view/MapView.ts
index 5c30f20..f6736e2 100644
--- a/src/view/MapView.ts
+++ b/src/view/MapView.ts
@@ -20,7 +20,8 @@ export default class MapView {
 
 		for (let x = 0; x < map.data.width; x++)
 			for (let y = 0; y < map.data.height; y++)
-				this.addTile(vertexData, textureData, x, y, map.data.layers[0][y][x]);
+				for (const layer of map.data.layers)
+					this.addTile(vertexData, textureData, x, y, layer[y][x]);
 
 		const gl = r.getContext();
 
@@ -64,6 +65,9 @@ export default class MapView {
 	}
 
 	private addTile(vertexData: number[], textureData: number[], x: number, y: number, tile: string) {
+		if (tile === ' ')
+			return;
+
 		const tilePos = this.tileMap.tiles.get(tile);
 		if (!tilePos)
 			throw new Error('invalid tile specifier in map data');