X-Git-Url: https://git.pterodactylus.net/?a=blobdiff_plain;f=synfig-core%2Ftrunk%2Fsrc%2Fmodules%2Fmod_noise%2Frandom.cpp;h=d84f97e78e8dc2f14b8cf9b01d053b1a9d5dc619;hb=d8a0d032dc97e5c058ef37b79e245689b2ae7c10;hp=6814f08729c3320b148ecc39a55e6254bf2b7761;hpb=cc54c38609ee9745ad678e5e9b9d7d2912be9c95;p=synfig.git

diff --git a/synfig-core/trunk/src/modules/mod_noise/random.cpp b/synfig-core/trunk/src/modules/mod_noise/random.cpp
index 6814f08..d84f97e 100644
--- a/synfig-core/trunk/src/modules/mod_noise/random.cpp
+++ b/synfig-core/trunk/src/modules/mod_noise/random.cpp
@@ -30,43 +30,11 @@
 #endif
 
 #include "random.h"
+#include <synfig/quick_rng.h>
 #include <cmath>
 #include <cstdlib>
 #endif
 
-// A fast 32-bit linear congruential random number generator
-class quick_rng
-{
-	unsigned long next;
-public:
-	quick_rng(unsigned long seed):next(seed) { }
-
-	void set_seed(unsigned long x)
-	{
-		next=x;
-	}
-
-	unsigned long i32()
-	{
-		static const unsigned long a(1664525);
-		static const unsigned long c(1013904223);
-
-		return next=next*a+c;
-	}
-
-	unsigned long i16()
-	{
-		return i32()>>16;
-	}
-
-	float f()
-	{
-		static const float m(int(65535));
-
-		return float(i16())/m;
-	}
-};
-
 /* === M A C R O S ========================================================= */
 
 #define PI	(3.1415927)
@@ -178,8 +146,8 @@ Random::operator()(int smooth,int subseed,float xf,float yf,float tf)const
 #define FT(i,j,k)	((*this)(subseed,i+x,j+y,k+t)*(R((i)-a)*R(b-(j))*R((k)-c)))
 #define Z(i,j) ret+=F(i,j)
 #define ZT(i,j,k) ret+=FT(i,j,k)
-#define X(i,j)	// placeholder... To make box more symetric
-#define XT(i,j,k)	// placeholder... To make box more symetric
+#define X(i,j)	// placeholder... To make box more symmetric
+#define XT(i,j,k)	// placeholder... To make box more symmetric
 
 		float a(xf-x), b(yf-y);