| Line | Branch | Exec | Source |
|---|---|---|---|
| 1 | /* | ||
| 2 | * Copyright (c) 2000-2022 Inria | ||
| 3 | * All rights reserved. | ||
| 4 | * | ||
| 5 | * Redistribution and use in source and binary forms, with or without | ||
| 6 | * modification, are permitted provided that the following conditions are met: | ||
| 7 | * | ||
| 8 | * * Redistributions of source code must retain the above copyright notice, | ||
| 9 | * this list of conditions and the following disclaimer. | ||
| 10 | * * Redistributions in binary form must reproduce the above copyright notice, | ||
| 11 | * this list of conditions and the following disclaimer in the documentation | ||
| 12 | * and/or other materials provided with the distribution. | ||
| 13 | * * Neither the name of the ALICE Project-Team nor the names of its | ||
| 14 | * contributors may be used to endorse or promote products derived from this | ||
| 15 | * software without specific prior written permission. | ||
| 16 | * | ||
| 17 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" | ||
| 18 | * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | ||
| 19 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE | ||
| 20 | * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE | ||
| 21 | * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR | ||
| 22 | * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF | ||
| 23 | * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS | ||
| 24 | * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN | ||
| 25 | * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) | ||
| 26 | * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE | ||
| 27 | * POSSIBILITY OF SUCH DAMAGE. | ||
| 28 | * | ||
| 29 | * Contact: Bruno Levy | ||
| 30 | * | ||
| 31 | * https://www.inria.fr/fr/bruno-levy | ||
| 32 | * | ||
| 33 | * Inria, | ||
| 34 | * Domaine de Voluceau, | ||
| 35 | * 78150 Le Chesnay - Rocquencourt | ||
| 36 | * FRANCE | ||
| 37 | * | ||
| 38 | */ | ||
| 39 | |||
| 40 | #ifndef H_HEXDOM_ALGO_SPHERICALHARMONICSL4_H | ||
| 41 | #define H_HEXDOM_ALGO_SPHERICALHARMONICSL4_H | ||
| 42 | |||
| 43 | #include <exploragram/basic/common.h> | ||
| 44 | #include <exploragram/hexdom/basic.h> | ||
| 45 | #include <geogram/mesh/mesh.h> | ||
| 46 | #include <geogram/basic/attributes.h> | ||
| 47 | |||
| 48 | namespace GEO { | ||
| 49 | |||
| 50 | struct EXPLORAGRAM_API SphericalHarmonicL4 { | ||
| 51 | vecng<9, Numeric::float64> coeff; | ||
| 52 | |||
| 53 | SphericalHarmonicL4() { | ||
| 54 | ✗ | FOR(i, 9) coeff[i] = 0.; | |
| 55 | } | ||
| 56 | |||
| 57 | ✗ | SphericalHarmonicL4(const vecng<9, Numeric::float64>& rhs) : coeff(rhs){ | |
| 58 | } | ||
| 59 | |||
| 60 | SphericalHarmonicL4(double *fv) { | ||
| 61 | FOR(i, 9) coeff[i] = fv[i]; | ||
| 62 | } | ||
| 63 | |||
| 64 | SphericalHarmonicL4( | ||
| 65 | double x0, double x1, double x2, | ||
| 66 | double x3, double x4, double x5, | ||
| 67 | double x6, double x7, double x8 | ||
| 68 | ) { | ||
| 69 | ✗ | coeff[0] = x0; coeff[1] = x1; coeff[2] = x2; | |
| 70 | ✗ | coeff[3] = x3; coeff[4] = x4; coeff[5] = x5; | |
| 71 | ✗ | coeff[6] = x6; coeff[7] = x7; coeff[8] = x8; | |
| 72 | } | ||
| 73 | |||
| 74 | double& operator[](index_t i) { | ||
| 75 | geo_debug_assert(i<9); | ||
| 76 | return coeff[i]; | ||
| 77 | } | ||
| 78 | |||
| 79 | double norm() const { | ||
| 80 | return coeff.length(); | ||
| 81 | } | ||
| 82 | |||
| 83 | double operator *(const SphericalHarmonicL4 &other) const { | ||
| 84 | return dot(coeff, other.coeff); | ||
| 85 | } | ||
| 86 | |||
| 87 | SphericalHarmonicL4 operator -(const SphericalHarmonicL4 &other) const { | ||
| 88 | return SphericalHarmonicL4(coeff - other.coeff); | ||
| 89 | } | ||
| 90 | |||
| 91 | SphericalHarmonicL4 operator *(double s) const { | ||
| 92 | ✗ | return SphericalHarmonicL4(s*coeff); | |
| 93 | } | ||
| 94 | |||
| 95 | SphericalHarmonicL4 operator /(double s) const { | ||
| 96 | ✗ | return SphericalHarmonicL4(coeff / s); | |
| 97 | } | ||
| 98 | |||
| 99 | ✗ | SphericalHarmonicL4 operator +(const SphericalHarmonicL4 &v) const { | |
| 100 | ✗ | return SphericalHarmonicL4(coeff + v.coeff); | |
| 101 | } | ||
| 102 | |||
| 103 | ✗ | double value(const vec3& v) const { | |
| 104 | double res = 0; | ||
| 105 | ✗ | FOR(i, 9)res += coeff[i]*basis(i,v); | |
| 106 | ✗ | return res; | |
| 107 | } | ||
| 108 | |||
| 109 | static double basis(index_t id, const vec3& v); | ||
| 110 | |||
| 111 | void Rz(double alpha); | ||
| 112 | void Ry(double alpha); | ||
| 113 | void Rx(double alpha); | ||
| 114 | |||
| 115 | ✗ | void euler_rot(const vec3& rot_vec) { | |
| 116 | ✗ | Rx(rot_vec[0]); | |
| 117 | ✗ | Ry(rot_vec[1]); | |
| 118 | ✗ | Rz(rot_vec[2]); | |
| 119 | ✗ | } | |
| 120 | |||
| 121 | SphericalHarmonicL4 Ex() const; | ||
| 122 | SphericalHarmonicL4 Ey() const; | ||
| 123 | SphericalHarmonicL4 Ez() const; | ||
| 124 | |||
| 125 | static SphericalHarmonicL4 rest_frame() { | ||
| 126 | return SphericalHarmonicL4(0, 0, 0, 0, std::sqrt(7. / 12.), 0, 0, 0, std::sqrt(5. / 12.)); | ||
| 127 | } | ||
| 128 | |||
| 129 | mat3 project_mat3(double grad_threshold = 1e-3, double dot_threshold = 1e-5, vec3* euler_prev = nullptr); | ||
| 130 | |||
| 131 | }; | ||
| 132 | |||
| 133 | inline std::istream& operator>> (std::istream& input, SphericalHarmonicL4 &gna) { | ||
| 134 | ✗ | return input >> gna.coeff; | |
| 135 | } | ||
| 136 | |||
| 137 | inline std::ostream& operator<< (std::ostream& output, const SphericalHarmonicL4 &gna) { | ||
| 138 | ✗ | return output << gna.coeff; | |
| 139 | } | ||
| 140 | |||
| 141 | /* | ||
| 142 | template <> struct can_be_used_as_attribute<SphericalHarmonicL4> { | ||
| 143 | static constexpr auto value = std::integral_constant<bool,true>(); | ||
| 144 | }; | ||
| 145 | */ | ||
| 146 | } | ||
| 147 | |||
| 148 | |||
| 149 | #endif //__SPHERICALHARMONICSL4_H__ | ||
| 150 |