3 * Texture images manipulation functions.
7 * Mesa 3-D graphics library
10 * Copyright (C) 1999-2005 Brian Paul All Rights Reserved.
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13 * copy of this software and associated documentation files (the "Software"),
14 * to deal in the Software without restriction, including without limitation
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16 * and/or sell copies of the Software, and to permit persons to whom the
17 * Software is furnished to do so, subject to the following conditions:
19 * The above copyright notice and this permission notice shall be included
20 * in all copies or substantial portions of the Software.
22 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
23 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
24 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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27 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
39 _mesa_alloc_texmemory(GLsizei bytes
);
42 _mesa_free_texmemory(void *m
);
45 /** \name Internal functions */
49 _mesa_base_tex_format( GLcontext
*ctx
, GLint internalFormat
);
53 _mesa_is_proxy_texture(GLenum target
);
56 extern struct gl_texture_image
*
57 _mesa_new_texture_image( GLcontext
*ctx
);
61 _mesa_delete_texture_image( GLcontext
*ctx
, struct gl_texture_image
*teximage
);
64 _mesa_free_texture_image_data( GLcontext
*ctx
,
65 struct gl_texture_image
*texImage
);
69 _mesa_init_teximage_fields(GLcontext
*ctx
, GLenum target
,
70 struct gl_texture_image
*img
,
71 GLsizei width
, GLsizei height
, GLsizei depth
,
72 GLint border
, GLenum internalFormat
);
76 _mesa_set_tex_image(struct gl_texture_object
*tObj
,
77 GLenum target
, GLint level
,
78 struct gl_texture_image
*texImage
);
81 extern struct gl_texture_object
*
82 _mesa_select_tex_object(GLcontext
*ctx
, const struct gl_texture_unit
*texUnit
,
86 extern struct gl_texture_image
*
87 _mesa_select_tex_image(GLcontext
*ctx
, const struct gl_texture_object
*texObj
,
88 GLenum target
, GLint level
);
91 extern struct gl_texture_image
*
92 _mesa_get_tex_image(GLcontext
*ctx
, struct gl_texture_object
*texObj
,
93 GLenum target
, GLint level
);
96 extern struct gl_texture_image
*
97 _mesa_get_proxy_tex_image(GLcontext
*ctx
, GLenum target
, GLint level
);
101 _mesa_max_texture_levels(GLcontext
*ctx
, GLenum target
);
105 _mesa_test_proxy_teximage(GLcontext
*ctx
, GLenum target
, GLint level
,
106 GLint internalFormat
, GLenum format
, GLenum type
,
107 GLint width
, GLint height
, GLint depth
, GLint border
);
110 /* Lock a texture for updating. See also _mesa_lock_context_textures().
112 static INLINE
void _mesa_lock_texture(GLcontext
*ctx
,
113 struct gl_texture_object
*texObj
)
115 _glthread_LOCK_MUTEX(ctx
->Shared
->TexMutex
);
116 ctx
->Shared
->TextureStateStamp
++;
120 static INLINE
void _mesa_unlock_texture(GLcontext
*ctx
,
121 struct gl_texture_object
*texObj
)
123 _glthread_UNLOCK_MUTEX(ctx
->Shared
->TexMutex
);
129 /** \name API entry point functions */
132 extern void GLAPIENTRY
133 _mesa_TexImage1D( GLenum target
, GLint level
, GLint internalformat
,
134 GLsizei width
, GLint border
,
135 GLenum format
, GLenum type
, const GLvoid
*pixels
);
138 extern void GLAPIENTRY
139 _mesa_TexImage2D( GLenum target
, GLint level
, GLint internalformat
,
140 GLsizei width
, GLsizei height
, GLint border
,
141 GLenum format
, GLenum type
, const GLvoid
*pixels
);
144 extern void GLAPIENTRY
145 _mesa_TexImage3D( GLenum target
, GLint level
, GLint internalformat
,
146 GLsizei width
, GLsizei height
, GLsizei depth
, GLint border
,
147 GLenum format
, GLenum type
, const GLvoid
*pixels
);
150 extern void GLAPIENTRY
151 _mesa_TexImage3DEXT( GLenum target
, GLint level
, GLenum internalformat
,
152 GLsizei width
, GLsizei height
, GLsizei depth
,
153 GLint border
, GLenum format
, GLenum type
,
154 const GLvoid
*pixels
);
157 extern void GLAPIENTRY
158 _mesa_GetTexImage( GLenum target
, GLint level
,
159 GLenum format
, GLenum type
, GLvoid
*pixels
);
162 extern void GLAPIENTRY
163 _mesa_TexSubImage1D( GLenum target
, GLint level
, GLint xoffset
,
165 GLenum format
, GLenum type
,
166 const GLvoid
*pixels
);
169 extern void GLAPIENTRY
170 _mesa_TexSubImage2D( GLenum target
, GLint level
,
171 GLint xoffset
, GLint yoffset
,
172 GLsizei width
, GLsizei height
,
173 GLenum format
, GLenum type
,
174 const GLvoid
*pixels
);
177 extern void GLAPIENTRY
178 _mesa_TexSubImage3D( GLenum target
, GLint level
,
179 GLint xoffset
, GLint yoffset
, GLint zoffset
,
180 GLsizei width
, GLsizei height
, GLsizei depth
,
181 GLenum format
, GLenum type
,
182 const GLvoid
*pixels
);
185 extern void GLAPIENTRY
186 _mesa_CopyTexImage1D( GLenum target
, GLint level
, GLenum internalformat
,
187 GLint x
, GLint y
, GLsizei width
, GLint border
);
190 extern void GLAPIENTRY
191 _mesa_CopyTexImage2D( GLenum target
, GLint level
,
192 GLenum internalformat
, GLint x
, GLint y
,
193 GLsizei width
, GLsizei height
, GLint border
);
196 extern void GLAPIENTRY
197 _mesa_CopyTexSubImage1D( GLenum target
, GLint level
, GLint xoffset
,
198 GLint x
, GLint y
, GLsizei width
);
201 extern void GLAPIENTRY
202 _mesa_CopyTexSubImage2D( GLenum target
, GLint level
,
203 GLint xoffset
, GLint yoffset
,
204 GLint x
, GLint y
, GLsizei width
, GLsizei height
);
207 extern void GLAPIENTRY
208 _mesa_CopyTexSubImage3D( GLenum target
, GLint level
,
209 GLint xoffset
, GLint yoffset
, GLint zoffset
,
210 GLint x
, GLint y
, GLsizei width
, GLsizei height
);
214 extern void GLAPIENTRY
215 _mesa_CompressedTexImage1DARB(GLenum target
, GLint level
,
216 GLenum internalformat
, GLsizei width
,
217 GLint border
, GLsizei imageSize
,
220 extern void GLAPIENTRY
221 _mesa_CompressedTexImage2DARB(GLenum target
, GLint level
,
222 GLenum internalformat
, GLsizei width
,
223 GLsizei height
, GLint border
, GLsizei imageSize
,
226 extern void GLAPIENTRY
227 _mesa_CompressedTexImage3DARB(GLenum target
, GLint level
,
228 GLenum internalformat
, GLsizei width
,
229 GLsizei height
, GLsizei depth
, GLint border
,
230 GLsizei imageSize
, const GLvoid
*data
);
233 #define _mesa_CompressedTexSubImage1DARB _mesa_CompressedTexSubImage1DAR
234 #define _mesa_CompressedTexSubImage2DARB _mesa_CompressedTexSubImage2DAR
235 #define _mesa_CompressedTexSubImage3DARB _mesa_CompressedTexSubImage3DAR
237 extern void GLAPIENTRY
238 _mesa_CompressedTexSubImage1DARB(GLenum target
, GLint level
, GLint xoffset
,
239 GLsizei width
, GLenum format
,
240 GLsizei imageSize
, const GLvoid
*data
);
242 extern void GLAPIENTRY
243 _mesa_CompressedTexSubImage2DARB(GLenum target
, GLint level
, GLint xoffset
,
244 GLint yoffset
, GLsizei width
, GLsizei height
,
245 GLenum format
, GLsizei imageSize
,
248 extern void GLAPIENTRY
249 _mesa_CompressedTexSubImage3DARB(GLenum target
, GLint level
, GLint xoffset
,
250 GLint yoffset
, GLint zoffset
, GLsizei width
,
251 GLsizei height
, GLsizei depth
, GLenum format
,
252 GLsizei imageSize
, const GLvoid
*data
);
254 extern void GLAPIENTRY
255 _mesa_GetCompressedTexImageARB(GLenum target
, GLint lod
, GLvoid
*img
);