fix fps counting

1 files changed, 7 insertions, 5 deletions

diff --git a/dc/dc.c b/dc/dc.c
index 69df3f8..b0e7b60 100644
--- a/dc/dc.c
+++ b/dc/dc.c
@@ -15,10 +15,10 @@
 struct ty_image img;
 struct ty_font font;
 
+double last_frame = 0;
+
 void tick(void)
 {
-    double start = ty_get_time();
-
     ty_draw_clear(TY_COLOR_BLACK);
 
     ty_draw_image(
@@ -31,7 +31,8 @@ void tick(void)
 
     ty_draw_text(&font, ty_vec2i(5, SCREEN_HEIGHT - 5 - 8), "hello, world!");
 
-    double frame_time = ty_get_time() - start;
+    double frame_time = ty_get_time() - last_frame;
+    last_frame = ty_get_time();
 
     char ms_fmt[] = "%.2g ms";
     int ms_width = ty_font_width(&font, ms_fmt, frame_time * 1000);
@@ -50,7 +51,7 @@ void tick(void)
         frame_time * 1000
     );
 
-    char fps_fmt[] = "%4d fps";
+    char fps_fmt[] = "%2d fps";
     int fps_width = ty_font_width(&font, fps_fmt, (int)(1.0 / frame_time));
 
     ty_draw_rect(
@@ -85,6 +86,7 @@ void tick(void)
     );
 
     ty_draw_end();
+
 }
 
 struct ty_image load_qoi_image(const char *path)
@@ -105,7 +107,7 @@ int main(void)
         .scr_width = SCREEN_WIDTH,
         .scr_height = SCREEN_HEIGHT,
         .game_title = "Demonchime",
-        .ticrate = 30,
+        .ticrate = 60,
     };
     ty_init(hints);