upd: sort the stars by z position

1 files changed, 10 insertions, 1 deletions

diff --git a/src/main.c b/src/main.c
index 9a6f5a0..051519f 100644
--- a/src/main.c
+++ b/src/main.c
@@ -1,10 +1,16 @@
+#include <stdlib.h>
+
 #include "constants.h"
 #include "raylib.h"
 #include "star.h"
 #include "stdlib.h"
 #include "time.h"
 
-int main(int argc, char *argv[]) {
+int CompareStarsByZPosition(const void* a, const void* b) {
+  return ((struct Star*)b)->position.z - ((struct Star*)a)->position.z;
+}
+
+int main(int argc, char* argv[]) {
   bool mouse_control = false;
   srand(time(0));
 
@@ -33,6 +39,9 @@ int main(int argc, char *argv[]) {
     DrawText("hi world!", GetScreenWidth() / 2.0 - 16 * 4,
              GetScreenHeight() / 2.0 - 16, 32, BLACK);
 
+    qsort(stars, sizeof(stars) / sizeof(stars[0]), sizeof(struct Star),
+          CompareStarsByZPosition);
+
     for (int i = 0; i < sizeof(stars) / sizeof(stars[0]); i++) {
       Star *star = &stars[i];
       star->position.z -= star->velocity;