From 2c5e621cdaef674fb6c812d8937598575784db63 Mon Sep 17 00:00:00 2001
From: 3gg <3gg@shellblade.net>
Date: Sat, 6 Sep 2025 18:21:43 -0700
Subject: Add preliminary support for multiple layers in ortho maps

---
 src/gfx2d.c | 25 +++++++++++++------------
 1 file changed, 13 insertions(+), 12 deletions(-)

(limited to 'src')

diff --git a/src/gfx2d.c b/src/gfx2d.c
index e79dd3e..14e0539 100644
--- a/src/gfx2d.c
+++ b/src/gfx2d.c
@@ -651,18 +651,19 @@ static void draw_map_ortho(Gfx2d* gfx) {
   assert(gfx);
   assert(gfx->map);
 
-  // TODO: Handle multiple layers.
-  const Tm_Layer* layer = tm_map_get_layer(gfx->map, 0);
-
-  // TODO: This currently renders with tile granularity. Do so instead in terms
-  //  of pixels for more accurate camera panning. The camera coordinates are
-  //  already given in pixels.
-  for (int wy = gfx->camera.y / gfx->map->base_tile_height;
-       wy < gfx->map->world_height; ++wy) {
-    for (int wx = gfx->camera.x / gfx->map->base_tile_width;
-         wx < gfx->map->world_width; ++wx) {
-      const Tile tile = tm_layer_get_tile(gfx->map, layer, wx, wy);
-      draw_tile_ortho(gfx, tile, wx, wy);
+  for (uint16_t l = 0; l < gfx->map->num_layers; ++l) {
+    const Tm_Layer* layer = tm_map_get_layer(gfx->map, l);
+
+    // TODO: This currently renders with tile granularity. Do so instead in
+    //  terms of pixels for more accurate camera panning. The camera coordinates
+    //  are already given in pixels.
+    for (int wy = gfx->camera.y / gfx->map->base_tile_height;
+         wy < gfx->map->world_height; ++wy) {
+      for (int wx = gfx->camera.x / gfx->map->base_tile_width;
+           wx < gfx->map->world_width; ++wx) {
+        const Tile tile = tm_layer_get_tile(gfx->map, layer, wx, wy);
+        draw_tile_ortho(gfx, tile, wx, wy);
+      }
     }
   }
 }
-- 
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