diff --git a/data/assets/big-violet.png b/data/assets/big-violet.png
new file mode 100644
index 0000000..84f5f75
--- /dev/null
+++ b/data/assets/big-violet.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:c7c91f67e8bd93e1abf6f40ee14a72cd0990d2e25ae30eca9c553bc1e2381af8
+size 77981
diff --git a/src/private/textures.h b/src/private/textures.h
index 6f5d727..3ea2ca3 100644
--- a/src/private/textures.h
+++ b/src/private/textures.h
@@ -14,7 +14,6 @@ struct texture {
     SDL_Surface *data;          /* original image data */
     int atlas_index;
     GLuint loner_texture;       /* stored directly for loners, == 0 means atlas_index should be used*/
-    int8_t layer;
 };
 
 
diff --git a/src/rendering.h b/src/rendering.h
index 99b0a4f..5f348e4 100644
--- a/src/rendering.h
+++ b/src/rendering.h
@@ -39,7 +39,6 @@ void push_circle(t_fvec2 position, float radius, t_color color);
 /* vertices are in absolute coordinates, relative to world origin */
 /* texture coordinates are in pixels */
 void unfurl_triangle(const char *path,
-                     /* */
                      t_fvec3 v0,
                      t_fvec3 v1,
                      t_fvec3 v2,
@@ -47,7 +46,6 @@ void unfurl_triangle(const char *path,
                      t_shvec2 uv1,
                      t_shvec2 uv2);
 
-/* TODO: */
 /* pushes a colored textured 3d triangle onto the render queue */
 // void unfurl_colored_triangle(const char *path,
 //                              t_fvec3 v0,
@@ -60,8 +58,12 @@ void unfurl_triangle(const char *path,
 //                              t_color c1,
 //                              t_color c2);
 
-/* TODO: billboarding */
+// TODO:
 // http://www.lighthouse3d.com/opengl/billboarding/index.php?billCheat2
+// void unfurl_billboard(const char *path,
+//                      t_fvec3 position,
+//                      t_fvec2 scaling,
+//                      t_frect uvs);
 
 /* renders the background, then the primitives in all render queues */
 void render(void);