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authorjtg <jtg>1999-08-19 00:55:39 +0000
committerjtg <jtg>1999-08-19 00:55:39 +0000
commitafb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1c (patch)
tree59d65b4da12fb5379224cf5f6b808fde91523c7f /src/mesa/main/image.h
parentf2544d4920ce168bec9cd94d774b7ea5103a3d74 (diff)
Initial revision
Diffstat (limited to 'src/mesa/main/image.h')
-rw-r--r--src/mesa/main/image.h109
1 files changed, 109 insertions, 0 deletions
diff --git a/src/mesa/main/image.h b/src/mesa/main/image.h
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+/* $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