first commit

Minecraft.Client/ViewportCuller.h

@@ -0,0 +1,35 @@
+#pragma once
+#include "Culler.h"
+#include "..\Minecraft.World\mob.h"
+
+class Mob;
+class ViewportCuller : public Culler
+{
+private:
+	class Face
+	{
+	private:
+        double xc, yc, zc;
+        double xd, yd, zd;
+        double cullOffs;
+	public:
+		Face() {}	// 4J - added so we can declare an array of these (unitialised) in the class
+		Face(double x, double y, double z, float yRot, float xRot);  
+        bool inFront(double x, double y, double z, double r);
+        bool inFront(double x0, double y0, double z0, double x1, double y1, double z1);
+        bool fullyInFront(double x0, double y0, double z0, double x1, double y1, double z1);      
+    };
+
+private:
+	Face faces[6];
+    double xOff, yOff, zOff;
+public:
+	ViewportCuller(shared_ptr<Mob> mob, double fogDistance, float a);
+    virtual bool isVisible(AABB bb);
+    virtual bool cubeInFrustum(double x0, double y0, double z0, double x1, double y1, double z1);
+    virtual bool cubeFullyInFrustum(double x0, double y0, double z0, double x1, double y1, double z1);
+private:
+	double _max(double a, double b, double c);		// 4J - renamed from _max due to #define conflict in stdlib
+public:
+    virtual void prepare(double xOff, double yOff, double zOff);
+};