From 74f81c7007aba4dbe284be4154bd1cc97e7a4548 Mon Sep 17 00:00:00 2001
From: onelin <oscar@nelin.dk>
Date: Thu, 13 Mar 2025 19:57:09 +0100
Subject: A bit of cleanup

---
 src/core/src/loop.c | 22 +++++++++++-----------
 1 file changed, 11 insertions(+), 11 deletions(-)

(limited to 'src')

diff --git a/src/core/src/loop.c b/src/core/src/loop.c
index 72add13..fa95723 100644
--- a/src/core/src/loop.c
+++ b/src/core/src/loop.c
@@ -300,14 +300,14 @@ i32 engine_run(Platform* p, StateType initial_state, void* state_arg) {
          (get_time() - state_init_time));
   }
 
-  u64 time = get_time();
+  u64 frame_end = get_time();
 
   // Update ticks
   u64 ticks = 0;
 
   StateType (*update_func)(f64, void*) = State_updateFunc(state);
 
-  u64 last_fps_measurement = time;
+  u64 last_fps_measurement = frame_end;
   u64 last_fps_ticks = 0;
 
   /* The target frametime measured in milliseconds */
@@ -316,15 +316,15 @@ i32 engine_run(Platform* p, StateType initial_state, void* state_arg) {
   /* Main loop */
   do {
     /* frame_start is milliseconds since engine was initialized */
-    const u64 now = get_time();
+    const u64 frame_start = get_time();
 
     /* dt measured in milliseconds */
-    const u64 dt = now - time;
+    const u64 dt = frame_start - frame_end;
 
     /* Delta is relative to FPS cap */
     //const f64 delta = (f64)dt / (f64)fps_cap;
 
-    time = now;
+    frame_end = frame_start;
 
     /* Events */
     glfwPollEvents();
@@ -366,9 +366,9 @@ i32 engine_run(Platform* p, StateType initial_state, void* state_arg) {
 
       /* Regulate FPS */
       u64 frame_end = get_time();
-      const u64 fps_diff = fps_cap - (frame_end - now);
+      const u64 fps_diff = fps_cap - frame_end - frame_start;
 
-      if (fps_cap >= (frame_end - now)) {
+      if (fps_cap >= (frame_end - frame_start)) {
         delay(fps_diff);
       }
 
@@ -380,13 +380,13 @@ i32 engine_run(Platform* p, StateType initial_state, void* state_arg) {
 
         printf("  FPS: %.1f"
                "\tticks: %lu"
-               "\tframetime: %luns"
-               "\trendertime: %luns"
+               "\tframetime: %.1fμs"
+               "\trendertime: %.1fμs"
                "\n"
             , ((f64)(ticks - last_fps_ticks)) / (dt_measurement / 1000000000.0)
             , ticks
-            , dt
-            , rendertime_dt
+            , dt / 1000.0
+            , rendertime_dt / 1000.0
             );
 
         last_fps_measurement = frame_end;
-- 
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