/usr/include/graphene-1.0/graphene-point3d.h is in libgraphene-1.0-dev 1.8.0-1.
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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 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 | /* graphene-point3d.h: Point in 3D space
*
* Copyright 2014 Emmanuele Bassi
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
#ifndef __GRAPHENE_POINT3D_H__
#define __GRAPHENE_POINT3D_H__
#if !defined(GRAPHENE_H_INSIDE) && !defined(GRAPHENE_COMPILATION)
#error "Only graphene.h can be included directly."
#endif
#include "graphene-types.h"
GRAPHENE_BEGIN_DECLS
/**
* GRAPHENE_POINT3D_INIT:
* @_x: the X coordinate
* @_y: the Y coordinate
* @_z: the Z coordinate
*
* Initializes a #graphene_point3d_t to the given coordinates when declaring it.
*
* Since: 1.0
*/
#define GRAPHENE_POINT3D_INIT(_x,_y,_z) (graphene_point3d_t) { .x = (_x), .y = (_y), .z = (_z) }
/**
* GRAPHENE_POINT3D_INIT_ZERO:
*
* Initializes a #graphene_point3d_t to (0, 0, 0) when declaring it.
*
* Since: 1.0
*/
#define GRAPHENE_POINT3D_INIT_ZERO GRAPHENE_POINT3D_INIT (0.f, 0.f, 0.f)
/**
* graphene_point3d_t:
* @x: the X coordinate
* @y: the Y coordinate
* @z: the Z coordinate
*
* A point with three components: X, Y, and Z.
*
* Since: 1.0
*/
struct _graphene_point3d_t
{
float x;
float y;
float z;
};
GRAPHENE_AVAILABLE_IN_1_0
graphene_point3d_t * graphene_point3d_alloc (void);
GRAPHENE_AVAILABLE_IN_1_0
void graphene_point3d_free (graphene_point3d_t *p);
GRAPHENE_AVAILABLE_IN_1_0
graphene_point3d_t * graphene_point3d_init (graphene_point3d_t *p,
float x,
float y,
float z);
GRAPHENE_AVAILABLE_IN_1_0
graphene_point3d_t * graphene_point3d_init_from_point (graphene_point3d_t *p,
const graphene_point3d_t *src);
GRAPHENE_AVAILABLE_IN_1_0
graphene_point3d_t * graphene_point3d_init_from_vec3 (graphene_point3d_t *p,
const graphene_vec3_t *v);
GRAPHENE_AVAILABLE_IN_1_0
void graphene_point3d_to_vec3 (const graphene_point3d_t *p,
graphene_vec3_t *v);
GRAPHENE_AVAILABLE_IN_1_0
bool graphene_point3d_equal (const graphene_point3d_t *a,
const graphene_point3d_t *b);
GRAPHENE_AVAILABLE_IN_1_0
bool graphene_point3d_near (const graphene_point3d_t *a,
const graphene_point3d_t *b,
float epsilon);
GRAPHENE_AVAILABLE_IN_1_0
void graphene_point3d_scale (const graphene_point3d_t *p,
float factor,
graphene_point3d_t *res);
GRAPHENE_AVAILABLE_IN_1_0
void graphene_point3d_cross (const graphene_point3d_t *a,
const graphene_point3d_t *b,
graphene_point3d_t *res);
GRAPHENE_AVAILABLE_IN_1_0
float graphene_point3d_dot (const graphene_point3d_t *a,
const graphene_point3d_t *b);
GRAPHENE_AVAILABLE_IN_1_0
float graphene_point3d_length (const graphene_point3d_t *p);
GRAPHENE_AVAILABLE_IN_1_0
void graphene_point3d_normalize (const graphene_point3d_t *p,
graphene_point3d_t *res);
GRAPHENE_AVAILABLE_IN_1_4
float graphene_point3d_distance (const graphene_point3d_t *a,
const graphene_point3d_t *b,
graphene_vec3_t *delta);
GRAPHENE_AVAILABLE_IN_1_0
void graphene_point3d_interpolate (const graphene_point3d_t *a,
const graphene_point3d_t *b,
double factor,
graphene_point3d_t *res);
GRAPHENE_AVAILABLE_IN_1_4
void graphene_point3d_normalize_viewport (const graphene_point3d_t *p,
const graphene_rect_t *viewport,
float z_near,
float z_far,
graphene_point3d_t *res);
GRAPHENE_AVAILABLE_IN_1_0
const graphene_point3d_t * graphene_point3d_zero (void);
GRAPHENE_END_DECLS
#endif /* __GRAPHENE_POINT3D_H__ */
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