first commit

Minecraft.Client/FrustumData.h

@@ -0,0 +1,35 @@
+#pragma once
+#include "..\Minecraft.World\AABB.h"
+
+class FrustumData
+{
+public:
+    //enum FrustumSide
+    static const int RIGHT = 0; // The RIGHT side of the frustum
+    static const int LEFT = 1; // The LEFT    side of the frustum
+    static const int BOTTOM = 2; // The BOTTOM side of the frustum
+    static const int TOP = 3; // The TOP side of the frustum
+    static const int BACK = 4; // The BACK   side of the frustum
+    static const int FRONT = 5; // The FRONT side of the frustum
+
+    // Like above, instead of saying a number for the ABC and D of the plane, we
+    // want to be more descriptive.
+    static const int A = 0; // The X value of the plane's normal
+    static const int B = 1; // The Y value of the plane's normal
+    static const int C = 2; // The Z value of the plane's normal
+    static const int D = 3; // The distance the plane is from the origin
+
+    float** m_Frustum;
+    floatArray proj;
+    floatArray modl;
+    floatArray clip;
+
+	FrustumData();
+	~FrustumData();
+
+    bool pointInFrustum(float x, float y, float z);
+    bool sphereInFrustum(float x, float y, float z, float radius);
+    bool cubeFullyInFrustum(double x1, double y1, double z1, double x2, double y2, double z2);
+    bool cubeInFrustum(double x1, double y1, double z1, double x2, double y2, double z2);
+    bool isVisible(AABB *aabb);
+};