convolve.h revision 4a49301e 
1
2/*
3 * Mesa 3-D graphics library
4 * Version:  3.5
5 *
6 * Copyright (C) 1999-2001  Brian Paul   All Rights Reserved.
7 *
8 * Permission is hereby granted, free of charge, to any person obtaining a
9 * copy of this software and associated documentation files (the "Software"),
10 * to deal in the Software without restriction, including without limitation
11 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
12 * and/or sell copies of the Software, and to permit persons to whom the
13 * Software is furnished to do so, subject to the following conditions:
14 *
15 * The above copyright notice and this permission notice shall be included
16 * in all copies or substantial portions of the Software.
17 *
18 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
19 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
20 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
21 * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
22 * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
23 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
24 */
25
26
27#ifndef CONVOLVE_H
28#define CONVOLVE_H
29
30
31#include "main/mtypes.h"
32
33
34#if FEATURE_convolve
35
36#define _MESA_INIT_CONVOLVE_FUNCTIONS(driver, impl)                        \
37   do {                                                                    \
38      (driver)->CopyConvolutionFilter1D = impl ## CopyConvolutionFilter1D; \
39      (driver)->CopyConvolutionFilter2D = impl ## CopyConvolutionFilter2D; \
40   } while (0)
41
42extern void GLAPIENTRY
43_mesa_ConvolutionFilter1D(GLenum target, GLenum internalformat, GLsizei width,
44                          GLenum format, GLenum type, const GLvoid *image);
45
46extern void GLAPIENTRY
47_mesa_ConvolutionFilter2D(GLenum target, GLenum internalformat, GLsizei width,
48                          GLsizei height, GLenum format, GLenum type,
49                          const GLvoid *image);
50
51extern void
52_mesa_convolve_1d_image(const GLcontext *ctx, GLsizei *width,
53                        const GLfloat *srcImage, GLfloat *dstImage);
54
55extern void
56_mesa_convolve_2d_image(const GLcontext *ctx, GLsizei *width, GLsizei *height,
57                        const GLfloat *srcImage, GLfloat *dstImage);
58
59extern void
60_mesa_convolve_sep_image(const GLcontext *ctx,
61                         GLsizei *width, GLsizei *height,
62                         const GLfloat *srcImage, GLfloat *dstImage);
63
64extern void
65_mesa_adjust_image_for_convolution(const GLcontext *ctx, GLuint dimensions,
66                                   GLsizei *width, GLsizei *height);
67
68extern void
69_mesa_init_convolve_dispatch(struct _glapi_table *disp);
70
71#else /* FEATURE_convolve */
72
73#define _MESA_INIT_CONVOLVE_FUNCTIONS(driver, impl) do { } while (0)
74
75static INLINE void GLAPIENTRY
76_mesa_ConvolutionFilter1D(GLenum target, GLenum internalformat, GLsizei width,
77                          GLenum format, GLenum type, const GLvoid *image)
78{
79   ASSERT_NO_FEATURE();
80}
81
82static INLINE void GLAPIENTRY
83_mesa_ConvolutionFilter2D(GLenum target, GLenum internalformat, GLsizei width,
84                          GLsizei height, GLenum format, GLenum type,
85                          const GLvoid *image)
86{
87   ASSERT_NO_FEATURE();
88}
89
90static INLINE void
91_mesa_convolve_1d_image(const GLcontext *ctx, GLsizei *width,
92                        const GLfloat *srcImage, GLfloat *dstImage)
93{
94   ASSERT_NO_FEATURE();
95}
96
97static INLINE void
98_mesa_convolve_2d_image(const GLcontext *ctx, GLsizei *width, GLsizei *height,
99                        const GLfloat *srcImage, GLfloat *dstImage)
100{
101   ASSERT_NO_FEATURE();
102}
103
104
105static INLINE void
106_mesa_convolve_sep_image(const GLcontext *ctx,
107                         GLsizei *width, GLsizei *height,
108                         const GLfloat *srcImage, GLfloat *dstImage)
109{
110   ASSERT_NO_FEATURE();
111}
112
113static INLINE void
114_mesa_adjust_image_for_convolution(const GLcontext *ctx, GLuint dimensions,
115                                   GLsizei *width, GLsizei *height)
116{
117}
118
119static INLINE void
120_mesa_init_convolve_dispatch(struct _glapi_table *disp)
121{
122}
123
124#endif /* FEATURE_convolve */
125
126#endif /* CONVOLVE_H */
127