Initial revision

1 files changed, 109 insertions, 0 deletions

diff --git a/src/mesa/main/image.h b/src/mesa/main/image.h
new file mode 100644
index 00000000000..3fd2ca8b338
--- /dev/null
+++ b/src/mesa/main/image.h
@@ -0,0 +1,109 @@
+/* $Id: image.h,v 1.1 1999/08/19 00:55:41 jtg Exp $ */
+
+/*
+ * Mesa 3-D graphics library
+ * Version:  3.1
+ * 
+ * Copyright (C) 1999  Brian Paul   All Rights Reserved.
+ * 
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ * 
+ * The above copyright notice and this permission notice shall be included
+ * in all copies or substantial portions of the Software.
+ * 
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
+ * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+ * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ */
+
+
+
+
+
+#ifndef IMAGE_H
+#define IMAGE_H
+
+
+#include "types.h"
+
+
+extern void gl_flip_bytes( GLubyte *p, GLuint n );
+
+
+extern void gl_swap2( GLushort *p, GLuint n );
+
+extern void gl_swap4( GLuint *p, GLuint n );
+
+
+extern GLint gl_sizeof_type( GLenum type );
+
+extern GLint gl_sizeof_packed_type( GLenum type );
+
+extern GLint gl_components_in_format( GLenum format );
+
+extern GLint gl_bytes_per_pixel( GLenum format, GLenum type );
+
+extern GLboolean gl_is_legal_format_and_type( GLenum format, GLenum type );
+
+
+extern GLvoid *
+gl_pixel_addr_in_image( const struct gl_pixelstore_attrib *packing,
+                        const GLvoid *image, GLsizei width,
+                        GLsizei height, GLenum format, GLenum type,
+                        GLint img, GLint row, GLint column );
+
+
+extern struct gl_image *
+gl_unpack_bitmap( GLcontext *ctx, GLsizei width, GLsizei height,
+                  const GLubyte *bitmap,
+                  const struct gl_pixelstore_attrib *packing );
+
+
+extern void gl_unpack_polygon_stipple( const GLcontext *ctx,
+                                       const GLubyte *pattern,
+                                       GLuint dest[32] );
+
+
+extern void gl_pack_polygon_stipple( const GLcontext *ctx,
+                                     const GLuint pattern[32],
+                                     GLubyte *dest );
+
+
+extern struct gl_image *
+gl_unpack_image( GLcontext *ctx, GLint width, GLint height,
+                 GLenum srcFormat, GLenum srcType, const GLvoid *pixels,
+                 const struct gl_pixelstore_attrib *packing );
+
+
+
+struct gl_image *
+gl_unpack_image3D( GLcontext *ctx, GLint width, GLint height,GLint depth,
+                   GLenum srcFormat, GLenum srcType, const GLvoid *pixels,
+                   const struct gl_pixelstore_attrib *packing );
+
+
+extern void
+gl_pack_rgba_span( const GLcontext *ctx,
+                   GLuint n, CONST GLubyte rgba[][4],
+                   GLenum format, GLenum type, GLvoid *dest,
+                   const struct gl_pixelstore_attrib *packing,
+                   GLboolean applyTransferOps );
+
+
+extern void gl_free_image( struct gl_image *image );
+
+
+extern GLboolean gl_image_error_test( GLcontext *ctx,
+                                      const struct gl_image *image,
+                                      const char *msg );
+
+
+#endif