From 14716f2830387ff70017735b784e9904bd065055 Mon Sep 17 00:00:00 2001
From: P. J. McDermott <pj@pehjota.net>
Date: Thu, 25 Mar 2021 15:08:04 -0400
Subject: map: Set layer rect in outer loop

---
diff --git a/src/map.c b/src/map.c
index 84b6194..2ac3ebd 100644
--- a/src/map.c
+++ b/src/map.c
@@ -525,6 +525,12 @@ _db_map_render_layer(struct db_map *map, struct db_map_layer *layer,
 			continue;
 		}
 		tile_found = SDL_FALSE;
+		layer_rect.x  = i % map->w;
+		layer_rect.y  = i / map->w;
+		layer_rect.w  = map->tw;
+		layer_rect.h  = map->th;
+		layer_rect.x *= layer_rect.w;
+		layer_rect.y *= layer_rect.h;
 		for (tileset = map->tileset_head; tileset != NULL;
 				tileset = db_tileset_next(tileset)) {
 			firstgid = db_tileset_firstgid(tileset);
@@ -532,18 +538,12 @@ _db_map_render_layer(struct db_map *map, struct db_map_layer *layer,
 			if (gid >= firstgid && gid < lastgid) {
 				columns = db_tileset_columns(tileset);
 				gid -= firstgid;
-				 tile_rect.x  = gid % columns;
-				 tile_rect.y  = gid / columns;
-				 tile_rect.w  = map->tw;
-				 tile_rect.h  = map->th;
-				 tile_rect.x *= tile_rect.w;
-				 tile_rect.y *= tile_rect.h;
-				layer_rect.x  = i % map->w;
-				layer_rect.y  = i / map->w;
-				layer_rect.w  = map->tw;
-				layer_rect.h  = map->th;
-				layer_rect.x *= layer_rect.w;
-				layer_rect.y *= layer_rect.h;
+				tile_rect.x  = gid % columns;
+				tile_rect.y  = gid / columns;
+				tile_rect.w  = map->tw;
+				tile_rect.h  = map->th;
+				tile_rect.x *= tile_rect.w;
+				tile_rect.y *= tile_rect.h;
 				db_dbg("Blitting %dx%d tile at (%d,%d) "
 						"onto %dx%d area of layer at "
 						"(%d,%d)...",
--
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