Version 0.99

Noise.cpp

@@ -0,0 +1,52 @@
+/*******************************************/
+/*  Noise Generator Class,                 */
+/*  by Perry R. Cook, 1995-96              */ 
+/*  White noise as often as you like.      */
+/*******************************************/
+
+#include "Noise.h"    
+
+Noise :: Noise() : Object()
+{    
+    lastOutput = 0.0;
+}
+
+Noise :: ~Noise()
+{
+
+}
+
+/*     THIS IS FOR TURBO C                      */
+/*    Constant = 1.0 / 16384.0                  */
+/*    #define ONE_OVER_RANDLIMIT 0.00006103516  */
+
+
+/*     THIS IS FOR UNIX, NeXT and SGI    */
+    #define ONE_OVER_RANDLIMIT 0.00000000093132258
+
+MY_FLOAT Noise :: tick()
+{
+/*        THIS ONE IS TURBO C  */
+/*      lastOutput = (MY_FLOAT) random(32767) - 16384.0;  */
+
+/*     THIS IS FOR UNIX, NeXT and SGI    */
+
+    lastOutput = (MY_FLOAT) random() - 1073741823.0;
+    lastOutput *= ONE_OVER_RANDLIMIT;
+    return lastOutput;
+}
+
+MY_FLOAT Noise :: lastOut()
+{
+    return lastOutput;
+}
+
+/************  Test Main  ************************/
+/*
+void main()
+{
+    long i;
+    Noise test;
+    for (i=0;i<20;i++) printf("%lf\n",test.tick());
+}
+*/