lib/mnit: fix an clarify documentation of blit_stretched

Signed-off-by: Jean Privat <jean@pryen.org>

diff --git a/lib/mnit_display.nit b/lib/mnit_display.nit
index 26a4bde..66689ed 100644 (file)
--- a/lib/mnit_display.nit
+++ b/lib/mnit_display.nit
@@ -71,8 +71,13 @@ interface Drawable
        fun blit_rotated_scaled( image: I, x, y, angle, scale: Float ) is abstract
 
        # Draw image by specifying the positon of each image corners
-       # Corners are in clockwise order stating top right
-       # a is top right, b is bottom right, c is bottom left and d is top left
+       # Corners are in counter-clockwise order stating top left
+       # a is top left, b is bottom left, c is bottom right and d is top right
+       # ~~~
+       # a-d
+       # | |
+       # b-c
+       # ~~~
        fun blit_stretched( image: I, ax, ay, bx, by, cx, cy, dx, dy: Float )
                is abstract