X-Git-Url: https://git.gag.com/?a=blobdiff_plain;f=src%2Fdraw%2Fao_draw.h;h=74d5dc09e654fc53a525d038a95244d23ecfb495;hb=3da00a912b07c77d06785933c92e287ab48b0f79;hp=29afef9cb043fa3189c6c410ef4bac4e1ed6c325;hpb=c3414603bb9993e4cf3f0163ae0575758201b041;p=fw%2Faltos

diff --git a/src/draw/ao_draw.h b/src/draw/ao_draw.h
index 29afef9c..74d5dc09 100644
--- a/src/draw/ao_draw.h
+++ b/src/draw/ao_draw.h
@@ -28,6 +28,8 @@ struct ao_bitmap {
 	struct ao_box	damage;
 };
 
+#define AO_BITMAP_STRIDE(width)	(((width) + 31) >> 5)
+
 struct ao_coord {
 	float	x, y;
 };
@@ -209,4 +211,7 @@ extern const struct ao_transform ao_identity;
 #define AO_NAND          0xe	/* NOT src OR NOT dst */
 #define AO_SET           0xf	/* 1 */
 
+#define AO_WHITE	0xffffffff
+#define AO_BLACK	0x00000000
+
 #endif /* _AO_DRAW_H_ */