Add a couple macros to set screen center

Signed-off-by: Carlos Maiolino <[email protected]>

2 files changed, 5 insertions, 4 deletions

diff --git a/src/include/rb.h b/src/include/rb.h
index abbeb0e..0752bc2 100644
--- a/src/include/rb.h
+++ b/src/include/rb.h
@@ -3,8 +3,10 @@
 
 #include <allegro5/allegro5.h>
 
-#define RB_WIDTH 640
-#define RB_HEIGHT 480
+#define RB_WIDTH 1600
+#define RB_HEIGHT 900
+#define RB_X_CENTER (RB_WIDTH / 2)
+#define RB_Y_CENTER (RB_HEIGHT / 2)
 #define RB_FPS	(1.0 / 80.0) /* 1 sec divided by 30 frames */
 
 struct rb {
@@ -17,6 +19,5 @@ struct rb {
 	ALLEGRO_FONT		*font;
 };
 
-struct display_struct *display;
 
 #endif /* RB_H */
diff --git a/src/rb.c b/src/rb.c
index 0307d57..a478671 100644
--- a/src/rb.c
+++ b/src/rb.c
@@ -175,7 +175,7 @@ start_game(struct rb *rb)
 		case ALLEGRO_EVENT_MOUSE_AXES:
 			dx += event.mouse.dx * 0.1;
 			dy += event.mouse.dy * 0.1;
-			al_set_mouse_xy(rb->display, 320, 240);
+			al_set_mouse_xy(rb->display, RB_X_CENTER, RB_Y_CENTER);
 			break;
 
 		case ALLEGRO_EVENT_KEY_DOWN: