1 /* 2 * Mesa 3-D graphics library 3 * 4 * Copyright (C) 1999-2008 Brian Paul All Rights Reserved. 5 * Copyright (C) 2009-2011 VMware, Inc. All Rights Reserved. 6 * 7 * Permission is hereby granted, free of charge, to any person obtaining a 8 * copy of this software and associated documentation files (the "Software"), 9 * to deal in the Software without restriction, including without limitation 10 * the rights to use, copy, modify, merge, publish, distribute, sublicense, 11 * and/or sell copies of the Software, and to permit persons to whom the 12 * Software is furnished to do so, subject to the following conditions: 13 * 14 * The above copyright notice and this permission notice shall be included 15 * in all copies or substantial portions of the Software. 16 * 17 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS 18 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 19 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 20 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR 21 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, 22 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR 23 * OTHER DEALINGS IN THE SOFTWARE. 24 */ 25 26 27 #ifndef PBO_H 28 #define PBO_H 29 30 31 #include "glheader.h" 32 33 struct gl_context; 34 struct gl_pixelstore_attrib; 35 36 extern GLboolean 37 _mesa_validate_pbo_access(GLuint dimensions, 38 const struct gl_pixelstore_attrib *pack, 39 GLsizei width, GLsizei height, GLsizei depth, 40 GLenum format, GLenum type, GLsizei clientMemSize, 41 const GLvoid *ptr); 42 43 extern const GLvoid * 44 _mesa_map_pbo_source(struct gl_context *ctx, 45 const struct gl_pixelstore_attrib *unpack, 46 const GLvoid *src); 47 48 extern const GLvoid * 49 _mesa_map_validate_pbo_source(struct gl_context *ctx, 50 GLuint dimensions, 51 const struct gl_pixelstore_attrib *unpack, 52 GLsizei width, GLsizei height, GLsizei depth, 53 GLenum format, GLenum type, GLsizei clientMemSize, 54 const GLvoid *ptr, const char *where); 55 56 extern void 57 _mesa_unmap_pbo_source(struct gl_context *ctx, 58 const struct gl_pixelstore_attrib *unpack); 59 60 extern void * 61 _mesa_map_pbo_dest(struct gl_context *ctx, 62 const struct gl_pixelstore_attrib *pack, 63 GLvoid *dest); 64 65 extern GLvoid * 66 _mesa_map_validate_pbo_dest(struct gl_context *ctx, 67 GLuint dimensions, 68 const struct gl_pixelstore_attrib *unpack, 69 GLsizei width, GLsizei height, GLsizei depth, 70 GLenum format, GLenum type, GLsizei clientMemSize, 71 GLvoid *ptr, const char *where); 72 73 extern void 74 _mesa_unmap_pbo_dest(struct gl_context *ctx, 75 const struct gl_pixelstore_attrib *pack); 76 77 78 extern const GLvoid * 79 _mesa_validate_pbo_teximage(struct gl_context *ctx, GLuint dimensions, 80 GLsizei width, GLsizei height, GLsizei depth, 81 GLenum format, GLenum type, const GLvoid *pixels, 82 const struct gl_pixelstore_attrib *unpack, 83 const char *funcName); 84 85 extern const GLvoid * 86 _mesa_validate_pbo_compressed_teximage(struct gl_context *ctx, 87 GLuint dimensions, GLsizei imageSize, 88 const GLvoid *pixels, 89 const struct gl_pixelstore_attrib *packing, 90 const char *funcName); 91 92 extern void 93 _mesa_unmap_teximage_pbo(struct gl_context *ctx, 94 const struct gl_pixelstore_attrib *unpack); 95 96 97 extern bool 98 _mesa_validate_pbo_source(struct gl_context *ctx, GLuint dimensions, 99 const struct gl_pixelstore_attrib *unpack, 100 GLsizei width, GLsizei height, GLsizei depth, 101 GLenum format, GLenum type, 102 GLsizei clientMemSize, 103 const GLvoid *ptr, const char *where); 104 105 extern bool 106 _mesa_validate_pbo_source_compressed(struct gl_context *ctx, GLuint dimensions, 107 const struct gl_pixelstore_attrib *unpack, 108 GLsizei imageSize, const GLvoid *ptr, 109 const char *where); 110 111 #endif 112