/usr/include/colord-1/colord/cd-math.h is in libcolord-dev 1.2.12-1ubuntu1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 | /* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*-
*
* Copyright (C) 2010-2012 Richard Hughes <richard@hughsie.com>
*
* Licensed under the GNU Lesser General Public License Version 2.1
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#ifndef __CD_MATH_H__
#define __CD_MATH_H__
#define __CD_MATH_H_INSIDE__
typedef struct {
gdouble m00, m01, m02;
gdouble m10, m11, m12;
gdouble m20, m21, m22;
/* any addition fields go *after* the data */
} CdMat3x3;
typedef struct {
double v0, v1, v2;
/* any addition fields go *after* the data */
} CdVec3;
void cd_vec3_clear (CdVec3 *src);
void cd_vec3_add (const CdVec3 *src1,
const CdVec3 *src2,
CdVec3 *dest);
void cd_vec3_subtract (const CdVec3 *src1,
const CdVec3 *src2,
CdVec3 *dest);
void cd_vec3_scalar_multiply (const CdVec3 *src,
gdouble value,
CdVec3 *dest);
void cd_vec3_copy (const CdVec3 *src,
CdVec3 *dest);
gdouble cd_vec3_squared_error (const CdVec3 *src1,
const CdVec3 *src2)
G_GNUC_WARN_UNUSED_RESULT;
gchar *cd_vec3_to_string (const CdVec3 *src);
gdouble *cd_vec3_get_data (const CdVec3 *src);
void cd_vec3_init (CdVec3 *dest,
gdouble v0,
gdouble v1,
gdouble v2);
void cd_mat33_init (CdMat3x3 *dest,
gdouble m00,
gdouble m01,
gdouble m02,
gdouble m10,
gdouble m11,
gdouble m12,
gdouble m20,
gdouble m21,
gdouble m22);
void cd_mat33_clear (const CdMat3x3 *src);
gchar *cd_mat33_to_string (const CdMat3x3 *src);
gdouble *cd_mat33_get_data (const CdMat3x3 *src);
void cd_mat33_set_identity (CdMat3x3 *src);
void cd_mat33_scalar_multiply (const CdMat3x3 *mat_src,
gdouble value,
CdMat3x3 *mat_dest);
void cd_mat33_vector_multiply (const CdMat3x3 *mat_src,
const CdVec3 *vec_src,
CdVec3 *vec_dest);
void cd_mat33_matrix_multiply (const CdMat3x3 *mat_src1,
const CdMat3x3 *mat_src2,
CdMat3x3 *mat_dest);
gboolean cd_mat33_reciprocal (const CdMat3x3 *src,
CdMat3x3 *dest);
gdouble cd_mat33_determinant (const CdMat3x3 *src)
G_GNUC_WARN_UNUSED_RESULT;
void cd_mat33_normalize (const CdMat3x3 *src,
CdMat3x3 *dest);
void cd_mat33_copy (const CdMat3x3 *src,
CdMat3x3 *dest);
#undef __CD_MATH_H_INSIDE__
#endif /* __CD_MATH_H__ */
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