Revision control
++ // Copyright 2009-2021 Intel Corporation
++ // SPDX-License-Identifier: Apache-2.0
++
++ #include "catmullclark_coefficients.h"
++
++
++ namespace embree
++ {
++ CatmullClarkPrecomputedCoefficients CatmullClarkPrecomputedCoefficients::table;
++
++ CatmullClarkPrecomputedCoefficients::CatmullClarkPrecomputedCoefficients()
++ {
++ /* precompute cosf(2.0f*M_PI/n) */
++ for (size_t n=0; n<=MAX_RING_FACE_VALENCE; n++)
++ table_cos_2PI_div_n[n] = set_cos_2PI_div_n(n);
++
++ /* precompute limit tangents coefficients */
++ for (size_t n=0; n<=MAX_RING_FACE_VALENCE; n++)
++ {
++ table_limittangent_a[n] = new float[n];
++ table_limittangent_b[n] = new float[n];
++
++ for (size_t i=0; i<n; i++) {
++ table_limittangent_a[n][i] = set_limittangent_a(i,n);
++ table_limittangent_b[n][i] = set_limittangent_b(i,n);
++ }
++ }
++
++ for (size_t n=0; n<=MAX_RING_FACE_VALENCE; n++)
++ table_limittangent_c[n] = set_limittangent_c(n);
++ }
++
++ CatmullClarkPrecomputedCoefficients::~CatmullClarkPrecomputedCoefficients()
++ {
++ for (size_t n=0; n<=MAX_RING_FACE_VALENCE; n++)
++ {
++ delete [] table_limittangent_a[n];
++ delete [] table_limittangent_b[n];
++ }
++ }
++ }