Changeset 0807aeb in opengl-game for utils.cpp

Timestamp:

Mar 10, 2020, 2:53:34 AM (5 years ago)

Author:

Dmitry Portnoy <dmp1488@…>

Branches:

feature/imgui-sdl, master, points-test

Children:

22217d4

Parents:

44f23af

git-author:

Dmitry Portnoy <dmp1488@…> (03/10/20 00:43:57)

git-committer:

Dmitry Portnoy <dmp1488@…> (03/10/20 02:53:34)

Message:

Spawn asteroids at a regular interval and make them move in the player's direction, change the movement of all game objects to depend on elapsed time and be framerate-independent, and switch from SDL2 timers to the C++ chrono library

File:

• utils.cpp (modified) (1 diff)

utils.cpp

@@ -1 +1 @@
 #include "utils.hpp"
 
+#include <ctime>
 #include <iostream>
 
+#include "compiler.hpp"
+
+#ifdef WINDOWS
+   #include <process.h>
+#else
+   #include <unistd.h>
+#endif
+
+// TODO: Use a more modern method of generating random numbers
+
+void seedRandomNums() {
+#ifdef WINDOWS
+   srand(_getpid() ^ time(nullptr));
+#else
+   srand(getpid() ^ time(nullptr));
+#endif
+}
+
 float getRandomNum(float low, float high) {
-   return low + ((float)rand() / RAND_MAX) * (high-low);
+   return low + ((float)rand() / RAND_MAX) * (high - low);
 }