3 * Display lists management.
7 * Mesa 3-D graphics library
9 * Copyright (C) 1999-2006 Brian Paul All Rights Reserved.
11 * Permission is hereby granted, free of charge, to any person obtaining a
12 * copy of this software and associated documentation files (the "Software"),
13 * to deal in the Software without restriction, including without limitation
14 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
15 * and/or sell copies of the Software, and to permit persons to whom the
16 * Software is furnished to do so, subject to the following conditions:
18 * The above copyright notice and this permission notice shall be included
19 * in all copies or substantial portions of the Software.
21 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
22 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
23 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
24 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
25 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
26 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
27 * OTHER DEALINGS IN THE SOFTWARE.
40 * Describes the location and size of a glBitmap image in a texture atlas.
42 struct gl_bitmap_glyph
44 unsigned short x
, y
, w
, h
; /**< position and size in the texture */
45 float xorig
, yorig
; /**< bitmap origin */
46 float xmove
, ymove
; /**< rasterpos move */
51 * Describes a set of glBitmap display lists which live in a texture atlas.
52 * The idea is when we see a code sequence of glListBase(b), glCallLists(n)
53 * we're probably drawing bitmap font glyphs. We try to put all the bitmap
54 * glyphs into one texture map then render the glCallLists as a textured
57 struct gl_bitmap_atlas
59 bool complete
; /**< Is the atlas ready to use? */
60 bool incomplete
; /**< Did we fail to construct this atlas? */
63 unsigned texWidth
, texHeight
;
64 struct gl_texture_object
*texObj
;
65 struct gl_texture_image
*texImage
;
69 struct gl_bitmap_glyph
*glyphs
;
73 _mesa_delete_bitmap_atlas(struct gl_context
*ctx
,
74 struct gl_bitmap_atlas
*atlas
);
78 _mesa_IsList(GLuint list
);
81 _mesa_DeleteLists(GLuint list
, GLsizei range
);
84 _mesa_GenLists(GLsizei range
);
87 _mesa_NewList(GLuint name
, GLenum mode
);
93 _mesa_CallList(GLuint list
);
96 _mesa_CallLists(GLsizei n
, GLenum type
, const GLvoid
*lists
);
99 _mesa_ListBase(GLuint base
);
101 struct gl_display_list
*
102 _mesa_lookup_list(struct gl_context
*ctx
, GLuint list
);
105 _mesa_compile_error(struct gl_context
*ctx
, GLenum error
, const char *s
);
108 _mesa_dlist_alloc(struct gl_context
*ctx
, GLuint opcode
, GLuint sz
);
111 _mesa_dlist_alloc_aligned(struct gl_context
*ctx
, GLuint opcode
, GLuint bytes
);
114 _mesa_dlist_alloc_opcode(struct gl_context
*ctx
, GLuint sz
,
115 void (*execute
)(struct gl_context
*, void *),
116 void (*destroy
)(struct gl_context
*, void *),
117 void (*print
)(struct gl_context
*, void *, FILE *));
120 _mesa_delete_list(struct gl_context
*ctx
, struct gl_display_list
*dlist
);
123 _mesa_initialize_save_table(const struct gl_context
*);
126 _mesa_install_dlist_vtxfmt(struct _glapi_table
*disp
,
127 const GLvertexformat
*vfmt
);
130 _mesa_init_display_list(struct gl_context
* ctx
);
133 _mesa_free_display_list_data(struct gl_context
*ctx
);