mildly improve image drawing

1 files changed, 3 insertions, 5 deletions

diff --git a/teensy/renderer.c b/teensy/renderer.c
index 234cd01..29dc871 100644
--- a/teensy/renderer.c
+++ b/teensy/renderer.c
@@ -113,17 +113,15 @@ void ty_draw_image(struct ty_image img, struct ty_vec2i pos)
 {
     int x1 = fmin(fmax(floor(pos.x), 0), r.screen.width);
     int y1 = fmin(fmax(floor(pos.y), 0), r.screen.height);
-
     int x2 = fmin(fmax(floor(pos.x + img.width), 0), r.screen.width);
     int y2 = fmin(fmax(floor(pos.y + img.height), 0), r.screen.height);
 
-    for (int dx = x1; dx < x2; dx++) {
-        for (int dy = y1; dy < y2; dy++) {
-            struct ty_vec2i img_coord = ty_vec2i(dx - x1, dy - y1);
+    for (int dy = y1; dy < y2; dy++) {
+        for (int dx = x1; dx < x2; dx++) {
             ty_img_set_pixel(
                 r.screen,
                 ty_vec2i(dx, dy),
-                ty_img_get_pixel(img, img_coord)
+                ty_img_get_pixel(img, ty_vec2i(dx - x1, dy - y1))
             );
         }
     }