first commit

Minecraft.World/Mth.h

@@ -0,0 +1,42 @@
+#pragma once
+class Random;
+class Mth
+{
+private:
+	static const int BIG_ENOUGH_INT;
+    static const float BIG_ENOUGH_FLOAT;
+
+public:
+    static const float RAD_TO_GRAD;
+public:
+	static const float DEGRAD;
+	static const float RADDEG;
+private:
+	static float *_sin;
+private:
+	static const float sinScale;
+public :
+	static void init();	// 4J added
+	static float sin(float i);
+    static float cos(float i);
+    static float sqrt(float x);
+    static float sqrt(double x);
+    static int floor(float v);
+	static __int64 lfloor(double v);
+    static int fastFloor(double x);
+    static int floor(double v);
+    static int absFloor(double v);
+    static float abs(float v);
+	static int abs(int v);
+    static int ceil(float v);
+	static int clamp(int value, int min, int max) ;
+	static float clamp(float value, float min, float max);
+    static double asbMax(double a, double b);
+    static int intFloorDiv(int a, int b);
+    static int nextInt(Random *random, int minInclusive, int maxInclusive);
+	static float wrapDegrees(float input);
+	static double wrapDegrees(double input);
+
+	// 4J Added
+	static bool almostEquals( double double1, double double2, double precision);
+};