| [3597] | 1 | /* $Id: image.h,v 1.2 2000-05-23 20:34:51 jeroen Exp $ */
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| [2938] | 2 |
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| 3 | /*
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| 4 | * Mesa 3-D graphics library
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| [3597] | 5 | * Version: 3.3
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| [2938] | 6 | *
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| 7 | * Copyright (C) 1999 Brian Paul All Rights Reserved.
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| 8 | *
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| 9 | * Permission is hereby granted, free of charge, to any person obtaining a
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| 10 | * copy of this software and associated documentation files (the "Software"),
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| 11 | * to deal in the Software without restriction, including without limitation
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| 12 | * the rights to use, copy, modify, merge, publish, distribute, sublicense,
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| 13 | * and/or sell copies of the Software, and to permit persons to whom the
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| 14 | * Software is furnished to do so, subject to the following conditions:
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| 15 | *
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| 16 | * The above copyright notice and this permission notice shall be included
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| 17 | * in all copies or substantial portions of the Software.
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| 18 | *
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| 19 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
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| 20 | * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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| 21 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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| 22 | * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
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| 23 | * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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| 24 | * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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| 25 | */
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| 26 |
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| 27 |
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| 28 | #ifndef IMAGE_H
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| 29 | #define IMAGE_H
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| 30 |
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| 31 |
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| 32 | #include "types.h"
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| 33 |
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| 34 |
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| [3597] | 35 | extern const struct gl_pixelstore_attrib _mesa_native_packing;
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| [2938] | 36 |
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| 37 |
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| [3597] | 38 | extern void
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| 39 | _mesa_swap2( GLushort *p, GLuint n );
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| [2938] | 40 |
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| [3597] | 41 | extern void
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| 42 | _mesa_swap4( GLuint *p, GLuint n );
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| [2938] | 43 |
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| [3597] | 44 | extern GLint
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| 45 | _mesa_sizeof_type( GLenum type );
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| [2938] | 46 |
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| [3597] | 47 | extern GLint
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| 48 | _mesa_sizeof_packed_type( GLenum type );
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| [2938] | 49 |
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| [3597] | 50 | extern GLint
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| 51 | _mesa_components_in_format( GLenum format );
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| [2938] | 52 |
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| [3597] | 53 | extern GLint
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| 54 | _mesa_bytes_per_pixel( GLenum format, GLenum type );
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| [2938] | 55 |
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| [3597] | 56 | extern GLboolean
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| 57 | _mesa_is_legal_format_and_type( GLenum format, GLenum type );
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| [2938] | 58 |
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| 59 |
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| 60 | extern GLvoid *
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| [3597] | 61 | _mesa_image_address( const struct gl_pixelstore_attrib *packing,
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| 62 | const GLvoid *image, GLsizei width,
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| 63 | GLsizei height, GLenum format, GLenum type,
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| 64 | GLint img, GLint row, GLint column );
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| [2938] | 65 |
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| 66 |
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| [3597] | 67 | extern GLint
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| 68 | _mesa_image_row_stride( const struct gl_pixelstore_attrib *packing,
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| 69 | GLint width, GLenum format, GLenum type );
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| [2938] | 70 |
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| 71 |
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| [3597] | 72 | extern void
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| 73 | _mesa_unpack_polygon_stipple( const GLubyte *pattern, GLuint dest[32],
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| 74 | const struct gl_pixelstore_attrib *unpacking );
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| [2938] | 75 |
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| 76 |
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| [3597] | 77 | extern void
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| 78 | _mesa_pack_polygon_stipple( const GLuint pattern[32], GLubyte *dest,
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| 79 | const struct gl_pixelstore_attrib *packing );
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| [2938] | 80 |
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| 81 |
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| 82 | extern void
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| [3597] | 83 | _mesa_pack_rgba_span( const GLcontext *ctx,
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| 84 | GLuint n, CONST GLubyte rgba[][4],
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| 85 | GLenum format, GLenum type, GLvoid *dest,
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| 86 | const struct gl_pixelstore_attrib *packing,
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| 87 | GLboolean applyTransferOps );
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| [2938] | 88 |
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| 89 |
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| 90 | extern void
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| 91 | _mesa_unpack_ubyte_color_span( const GLcontext *ctx,
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| 92 | GLuint n, GLenum dstFormat, GLubyte dest[],
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| 93 | GLenum srcFormat, GLenum srcType,
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| 94 | const GLvoid *source,
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| 95 | const struct gl_pixelstore_attrib *unpacking,
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| 96 | GLboolean applyTransferOps );
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| 97 |
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| 98 |
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| 99 | extern void
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| 100 | _mesa_unpack_index_span( const GLcontext *ctx, GLuint n,
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| 101 | GLenum dstType, GLvoid *dest,
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| 102 | GLenum srcType, const GLvoid *source,
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| 103 | const struct gl_pixelstore_attrib *unpacking,
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| 104 | GLboolean applyTransferOps );
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| 105 |
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| [3597] | 106 |
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| 107 | extern void
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| 108 | _mesa_unpack_stencil_span( const GLcontext *ctx, GLuint n,
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| 109 | GLenum dstType, GLvoid *dest,
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| 110 | GLenum srcType, const GLvoid *source,
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| 111 | const struct gl_pixelstore_attrib *unpacking,
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| 112 | GLboolean applyTransferOps );
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| 113 |
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| 114 |
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| 115 | extern void
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| 116 | _mesa_unpack_depth_span( const GLcontext *ctx, GLuint n, GLdepth *dest,
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| 117 | GLenum srcType, const GLvoid *source,
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| 118 | const struct gl_pixelstore_attrib *unpacking,
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| 119 | GLboolean applyTransferOps );
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| 120 |
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| 121 |
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| [2938] | 122 | extern void *
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| 123 | _mesa_unpack_image( GLsizei width, GLsizei height, GLsizei depth,
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| 124 | GLenum format, GLenum type, const GLvoid *pixels,
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| 125 | const struct gl_pixelstore_attrib *unpack );
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| 126 |
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| 127 |
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| [3597] | 128 | extern GLvoid *
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| 129 | _mesa_unpack_bitmap( GLint width, GLint height, const GLubyte *pixels,
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| 130 | const struct gl_pixelstore_attrib *packing );
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| 131 |
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| 132 | extern void
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| 133 | _mesa_pack_bitmap( GLint width, GLint height, const GLubyte *source,
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| 134 | GLubyte *dest, const struct gl_pixelstore_attrib *packing );
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| 135 |
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| 136 |
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| [2938] | 137 | #endif
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