1 files changed, 20 insertions, 9 deletions
diff --git a/src/entity.c b/src/entity.c
index 4895d9e..f094f8d 100644
--- a/src/entity.c
+++ b/src/entity.c
@@ -326,10 +326,10 @@ BoundingBox entityBoxFromScale(float scale, float width, float height)
 
 EntityBuilding* createEntityBuilding(Image heightmap)
 {
-  EntityBuilding* entityBuilding =
+  EntityBuilding* building =
     (EntityBuilding*)FT_MALLOC(sizeof(EntityBuilding));
 
-  if (entityBuilding == NULL)
+  if (building == NULL)
   {
     ALLOCATION_ERROR;
     return NULL;
@@ -338,7 +338,7 @@ EntityBuilding* createEntityBuilding(Image heightmap)
   float widthInWorld = heightmap.width * ENTITY_BUILDING_CUBE_SIZE.x;
   float heightInWorld = heightmap.height * ENTITY_BUILDING_CUBE_SIZE.z;
 
-  *entityBuilding = (EntityBuilding){
+  *building = (EntityBuilding){
     .model = LoadModelFromMesh(GenMeshCubicmap(heightmap,
                                                ENTITY_BUILDING_CUBE_SIZE)),
     .pixelMap = LoadImageColors(heightmap),
@@ -354,19 +354,30 @@ EntityBuilding* createEntityBuilding(Image heightmap)
     }
   };
 
-  return entityBuilding;
+  return building;
 }
 
-void freeEntityBuilding(EntityBuilding* entityBuilding)
+void freeEntityBuilding(EntityBuilding* building)
 {
-  if (entityBuilding != NULL)
+  if (building != NULL)
   {
-    UnloadModel(entityBuilding->model);
-    UnloadImageColors(entityBuilding->pixelMap);
-    FT_FREE(entityBuilding);
+    UnloadModel(building->model);
+    UnloadImageColors(building->pixelMap);
+    FT_FREE(building);
   }
 }
 
+bool isBuildingBlockWall(const EntityBuilding* building, int x, int y)
+{
+  if (x < 0 || x >= building->width ||
+      y < 0 || y >= building->height)
+  {
+    return false;
+  }
+
+  return building->pixelMap[y * building->width + x].r == 255;
+}
+
 void drawBuildingRoof(const EntityBuilding* building, Vector3 position,
                       Color color)
 {