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// 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];
}
}
}
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