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Diffstat (limited to 'cogl/cogl/cogl-graphene.h')
| -rw-r--r-- | cogl/cogl/cogl-graphene.h | 176 |
1 files changed, 0 insertions, 176 deletions
diff --git a/cogl/cogl/cogl-graphene.h b/cogl/cogl/cogl-graphene.h deleted file mode 100644 index cd0d2971e..000000000 --- a/cogl/cogl/cogl-graphene.h +++ /dev/null @@ -1,176 +0,0 @@ -/* cogl-graphene.h - * - * Copyright 2020 Georges Basile Stavracas Neto <georges.stavracas@gmail.com> - * - * 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. - * - * SPDX-License-Identifier: MIT - * - */ - -#ifndef COGL_GRAPHENE_H -#define COGL_GRAPHENE_H - -#include <cogl/cogl-defines.h> -#include <cogl/cogl-macros.h> -#include <cogl/cogl-types.h> - -#include <glib.h> - -#include <graphene.h> - -G_BEGIN_DECLS - - -/** - * cogl_graphene_matrix_project_point: - * @matrix: A 4x4 transformation matrix - * @x: (inout): The X component of your points position - * @y: (inout): The Y component of your points position - * @z: (inout): The Z component of your points position - * @w: (inout): The W component of your points position - * - * Transforms a point whose position is given and returned as four float - * components. - */ -COGL_EXPORT void -cogl_graphene_matrix_project_point (const graphene_matrix_t *matrix, - float *x, - float *y, - float *z, - float *w); - -/** - * cogl_graphene_matrix_transform_points: - * @matrix: A transformation matrix - * @n_components: The number of position components for each input point. - * (either 2 or 3) - * @stride_in: The stride in bytes between input points. - * @points_in: A pointer to the first component of the first input point. - * @stride_out: The stride in bytes between output points. - * @points_out: A pointer to the first component of the first output point. - * @n_points: The number of points to transform. - * - * Transforms an array of input points and writes the result to - * another array of output points. The input points can either have 2 - * or 3 components each. The output points always have 3 components. - * The output array can simply point to the input array to do the - * transform in-place. - * - * If you need to transform 4 component points see - * cogl_graphene_matrix_project_points(). - * - * Here's an example with differing input/output strides: - * |[ - * typedef struct { - * float x,y; - * uint8_t r,g,b,a; - * float s,t,p; - * } MyInVertex; - * typedef struct { - * uint8_t r,g,b,a; - * float x,y,z; - * } MyOutVertex; - * MyInVertex vertices[N_VERTICES]; - * MyOutVertex results[N_VERTICES]; - * graphene_matrix_t matrix; - * - * my_load_vertices (vertices); - * my_get_matrix (&matrix); - * - * cogl_graphene_matrix_transform_points (&matrix, - * 2, - * sizeof (MyInVertex), - * &vertices[0].x, - * sizeof (MyOutVertex), - * &results[0].x, - * N_VERTICES); - * ]| - * - * Stability: unstable - */ -COGL_EXPORT void -cogl_graphene_matrix_transform_points (const graphene_matrix_t *matrix, - int n_components, - size_t stride_in, - const void *points_in, - size_t stride_out, - void *points_out, - int n_points); - -/** - * cogl_graphene_matrix_project_points: - * @matrix: A projection matrix - * @n_components: The number of position components for each input point. - * (either 2, 3 or 4) - * @stride_in: The stride in bytes between input points. - * @points_in: A pointer to the first component of the first input point. - * @stride_out: The stride in bytes between output points. - * @points_out: A pointer to the first component of the first output point. - * @n_points: The number of points to transform. - * - * Projects an array of input points and writes the result to another - * array of output points. The input points can either have 2, 3 or 4 - * components each. The output points always have 4 components (known - * as homogeneous coordinates). The output array can simply point to - * the input array to do the transform in-place. - * - * Here's an example with differing input/output strides: - * |[ - * typedef struct { - * float x,y; - * uint8_t r,g,b,a; - * float s,t,p; - * } MyInVertex; - * typedef struct { - * uint8_t r,g,b,a; - * float x,y,z; - * } MyOutVertex; - * MyInVertex vertices[N_VERTICES]; - * MyOutVertex results[N_VERTICES]; - * graphene_matrix_t matrix; - * - * my_load_vertices (vertices); - * my_get_matrix (&matrix); - * - * cogl_graphene_matrix_project_points (&matrix, - * 2, - * sizeof (MyInVertex), - * &vertices[0].x, - * sizeof (MyOutVertex), - * &results[0].x, - * N_VERTICES); - * ]| - * - * Stability: unstable - */ -COGL_EXPORT void -cogl_graphene_matrix_project_points (const graphene_matrix_t *matrix, - int n_components, - size_t stride_in, - const void *points_in, - size_t stride_out, - void *points_out, - int n_points); - -G_END_DECLS - -#endif /* COGL_GRAPHENE_H */ |