1 files changed, 4 insertions, 2 deletions

diff --git a/src/renderer.h b/src/renderer.h
index a240b17..4620c27 100644
--- a/src/renderer.h
+++ b/src/renderer.h
@@ -43,8 +43,10 @@ void draw_filled_rect(size_t x0, size_t y0, size_t x1, size_t y1, u8 clr);
 
 // Draw a 8x8 tile starting at the (x, y) position. If the merge parameter is
 // set, colors will be added together instead of replaced. This could lead to
-// some merging issues if we are not careful with the chosen colors.
-void draw_tile(size_t x, size_t y, Tile *tile, bool merge);
+// some merging issues if we are not careful with the chosen colors. The tile
+// color will be multiplied by the given clr parameter, which is useful to
+// change the color of flat tiles.
+void draw_tile(size_t x, size_t y, Tile *tile, u8 clr, bool merge);
 
 // Fills the framebuffer with color 0.
 void clear_screen(void);