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#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);
}
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