Function iModelCull

src/SB/Core/gc/iModel.cpp:197–218

}

S32 iModelCull(RpAtomic* model, RwMatrix* mat)
{
    RwCamera* cam = RwCameraGetCurrentCamera();
    RwSphere sph;

    RwV3dTransformPoints(&sph.center, &model->boundingSphere.center, 1, mat);

    RwReal f1 = RwV3dDotProductMacro(&mat->right, &mat->right);
    RwReal f3 = RwV3dDotProductMacro(&mat->up, &mat->up);
    RwReal f4 = RwV3dDotProductMacro(&mat->at, &mat->at);

    sph.radius = model->boundingSphere.radius * xsqrt(MAX(f1, MAX(f3, f4)));

    model->worldBoundingSphere = sph;

    if (!cam)
    {
        return 1;
    }

    return (RwCameraFrustumTestSphere(cam, &sph) == rwSPHEREOUTSIDE);
}

S32 iModelSphereCull(xSphere* sphere)
{