Version 3.2

src/Noise.cpp

@@ -0,0 +1,37 @@
+/*******************************************/
+/*  Noise Generator Class,                 */
+/*  by Perry R. Cook, 1995-96              */ 
+/*  White noise as often as you like.      */
+/*******************************************/
+
+#include "Noise.h"    
+#ifdef __OS_NeXT_
+  #include <libc.h>
+#endif
+
+Noise :: Noise() : Object()
+{    
+  lastOutput = (MY_FLOAT) 0.0;
+}
+
+Noise :: ~Noise()
+{
+}
+
+MY_FLOAT Noise :: tick()
+{
+#if defined(__OS_Win_) /* For Windoze */
+  lastOutput = (MY_FLOAT) (rand() - (int)RANDLIMIT_OVER_TWO);
+#else /* This is for Linux, NeXT and SGI */
+  lastOutput = (MY_FLOAT) (random() - (int)RANDLIMIT_OVER_TWO);
+#endif
+
+  lastOutput *= (MY_FLOAT) ONE_OVER_RANDLIMIT;
+  return lastOutput;
+}
+
+MY_FLOAT Noise :: lastOut()
+{
+  return lastOutput;
+}
+