1 /* 2 * Mesa 3-D graphics library 3 * 4 * Copyright (C) 1999-2008 Brian Paul All Rights Reserved. 5 * Copyright (C) 1999-2010 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 PACK_H 28 #define PACK_H 29 30 31 #include "glheader.h" 32 33 struct gl_context; 34 struct gl_pixelstore_attrib; 35 36 extern void 37 _mesa_unpack_polygon_stipple(const GLubyte *pattern, GLuint dest[32], 38 const struct gl_pixelstore_attrib *unpacking); 39 40 41 extern void 42 _mesa_pack_polygon_stipple(const GLuint pattern[32], GLubyte *dest, 43 const struct gl_pixelstore_attrib *packing); 44 45 46 extern void 47 _mesa_pack_bitmap(GLint width, GLint height, const GLubyte *source, 48 GLubyte *dest, const struct gl_pixelstore_attrib *packing); 49 50 51 extern void 52 _mesa_unpack_stencil_span(struct gl_context *ctx, GLuint n, 53 GLenum dstType, GLvoid *dest, 54 GLenum srcType, const GLvoid *source, 55 const struct gl_pixelstore_attrib *srcPacking, 56 GLbitfield transferOps); 57 58 extern void 59 _mesa_pack_stencil_span(struct gl_context *ctx, GLuint n, 60 GLenum dstType, GLvoid *dest, const GLubyte *source, 61 const struct gl_pixelstore_attrib *dstPacking); 62 63 64 extern void 65 _mesa_unpack_depth_span(struct gl_context *ctx, GLuint n, 66 GLenum dstType, GLvoid *dest, GLuint depthMax, 67 GLenum srcType, const GLvoid *source, 68 const struct gl_pixelstore_attrib *srcPacking); 69 70 extern void 71 _mesa_pack_depth_span(struct gl_context *ctx, GLuint n, GLvoid *dest, 72 GLenum dstType, const GLfloat *depthSpan, 73 const struct gl_pixelstore_attrib *dstPacking); 74 75 76 extern void 77 _mesa_pack_depth_stencil_span(struct gl_context *ctx,GLuint n, 78 GLenum dstType, GLuint *dest, 79 const GLfloat *depthVals, 80 const GLubyte *stencilVals, 81 const struct gl_pixelstore_attrib *dstPacking); 82 83 84 extern void * 85 _mesa_unpack_image(GLuint dimensions, 86 GLsizei width, GLsizei height, GLsizei depth, 87 GLenum format, GLenum type, const GLvoid *pixels, 88 const struct gl_pixelstore_attrib *unpack); 89 90 extern void 91 _mesa_pack_luminance_from_rgba_float(GLuint n, GLfloat rgba[][4], 92 GLvoid *dstAddr, GLenum dst_format, 93 GLbitfield transferOps); 94 95 extern void 96 _mesa_pack_luminance_from_rgba_integer(GLuint n, GLuint rgba[][4], bool rgba_is_signed, 97 GLvoid *dstAddr, GLenum dst_format, 98 GLenum dst_type); 99 100 extern GLfloat * 101 _mesa_unpack_color_index_to_rgba_float(struct gl_context *ctx, GLuint dims, 102 const void *src, GLenum srcFormat, GLenum srcType, 103 int srcWidth, int srcHeight, int srcDepth, 104 const struct gl_pixelstore_attrib *srcPacking, 105 GLbitfield transferOps); 106 107 extern GLubyte * 108 _mesa_unpack_color_index_to_rgba_ubyte(struct gl_context *ctx, GLuint dims, 109 const void *src, GLenum srcFormat, GLenum srcType, 110 int srcWidth, int srcHeight, int srcDepth, 111 const struct gl_pixelstore_attrib *srcPacking, 112 GLbitfield transferOps); 113 114 #endif 115