first commit

Minecraft.Client/FrustumCuller.cpp

@@ -0,0 +1,29 @@
+#include "stdafx.h"
+#include "FrustumCuller.h"
+
+FrustumCuller::FrustumCuller()
+{
+	frustum = Frustum::getFrustum();
+}
+
+void FrustumCuller::prepare(double xOff, double yOff, double zOff)
+{
+    this->xOff = xOff;
+    this->yOff = yOff;
+    this->zOff = zOff;
+}
+
+bool FrustumCuller::cubeFullyInFrustum(double x0, double y0, double z0, double x1, double y1, double z1)
+{
+	return frustum->cubeFullyInFrustum(x0 - xOff, y0 - yOff, z0 - zOff, x1 - xOff, y1 - yOff, z1 - zOff);
+}
+
+bool FrustumCuller::cubeInFrustum(double x0, double y0, double z0, double x1, double y1, double z1)
+{
+	return frustum->cubeInFrustum(x0 - xOff, y0 - yOff, z0 - zOff, x1 - xOff, y1 - yOff, z1 - zOff);
+}
+
+bool FrustumCuller::isVisible(AABB *bb)
+{
+	return cubeInFrustum(bb->x0, bb->y0, bb->z0, bb->x1, bb->y1, bb->z1);
+}