Function iModelRender

src/SB/Core/gc/iModel.cpp:392–424

    hierarchy = (RpHAnimHierarchy*)GetHierarchy(model);

    static S32 draw_all = 1;

    if (hierarchy != NULL)
    {
        pAnimOldMatrix = hierarchy->pMatrixArray;
        hierarchy->pMatrixArray = mat + 1;
    }
    frame = (RwFrame*)model->object.object.parent;
    frame->ltm = *mat;
    RwMatrixUpdate(&frame->ltm);
    if (iModelHack_DisablePrelight != 0)
    {
        model->geometry->flags &= 0xfffffff7;
    }
    iModelCacheAtomic(model)->renderCallBack(iModelCacheAtomic(model));
    if ((iModelHack_DisablePrelight != 0) && (model->geometry->preLitLum != NULL))
    {
        model->geometry->flags |= 8;
    }
    if (hierarchy != NULL)
    {
        hierarchy->pMatrixArray = pAnimOldMatrix;
    }
}

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

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

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