Use a rectangle struct

1 files changed, 7 insertions, 7 deletions

diff --git a/src/main.c b/src/main.c
index 88e2e98..c0e7dc3 100644
--- a/src/main.c
+++ b/src/main.c
@@ -33,26 +33,26 @@ int main(int argc, char *argv[])
     blit_update();
 
     uint8_t bg[24 * 24] = { 0 };
-    uint16_t x = 10, y = 10;
+    Rect dst = { 10, 10, 24, 24 };
     int8_t ix = 1, iy = 1;
     uint8_t c = 0;
 
     while (!keys[KEY_ESC])
     {
         // erase
-        blit(bg, x, y, 24, 24);
+        blit(bg, &dst);
 
-        x += ix;
-        y += iy;
+        dst.x += ix;
+        dst.y += iy;
 
-        if (x >= 320 - 24 || x == 0)
+        if (dst.x >= 320 - 24 || dst.x == 0)
         {
             ix *= -1;
             c = (c + 1) % 15;
             blit_erase(c);
             memset(bg, c, 24 * 24);
         }
-        if (y >= 200 - 24 || y == 0)
+        if (dst.y >= 200 - 24 || dst.y == 0)
         {
             iy *= -1;
             c = (c + 1) % 15;
@@ -61,7 +61,7 @@ int main(int argc, char *argv[])
         }
 
         // draw
-        blit(binary_sprites_start, x, y, 24, 24);
+        blit(binary_sprites_start, &dst);
 
         wait_vsync();
         blit_update();