2 * mesa 3-D graphics library
5 * Copyright (C) 1999-2006 Brian Paul All Rights Reserved.
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:
14 * The above copyright notice and this permission notice shall be included
15 * in all copies or substantial portions of the Software.
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 * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
21 * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
22 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
27 * \brief VBO builder module datatypes and definitions.
28 * \author Keith Whitwell
35 #include "main/glheader.h"
37 struct gl_client_array
;
41 GLuint mode
:8; /**< GL_POINTS, GL_LINES, GL_QUAD_STRIP, etc */
46 GLuint no_current_update
:1;
52 GLsizei num_instances
;
55 /* Would like to call this a "vbo_index_buffer", but this would be
56 * confusing as the indices are not neccessarily yet in a non-null
59 struct _mesa_index_buffer
{
62 struct gl_buffer_object
*obj
;
68 GLboolean
_vbo_CreateContext( struct gl_context
*ctx
);
69 void _vbo_DestroyContext( struct gl_context
*ctx
);
70 void _vbo_InvalidateState( struct gl_context
*ctx
, GLuint new_state
);
73 typedef void (*vbo_draw_func
)( struct gl_context
*ctx
,
74 const struct gl_client_array
**arrays
,
75 const struct _mesa_prim
*prims
,
77 const struct _mesa_index_buffer
*ib
,
78 GLboolean index_bounds_valid
,
85 /* Utility function to cope with various constraints on tnl modules or
86 * hardware. This can be used to split an incoming set of arrays and
87 * primitives against the following constraints:
88 * - Maximum number of indices in index buffer.
89 * - Maximum number of vertices referenced by index buffer.
90 * - Maximum hardware vertex buffer size.
95 GLuint max_vb_size
; /* bytes */
99 void vbo_split_prims( struct gl_context
*ctx
,
100 const struct gl_client_array
*arrays
[],
101 const struct _mesa_prim
*prim
,
103 const struct _mesa_index_buffer
*ib
,
107 const struct split_limits
*limits
);
110 /* Helpers for dealing translating away non-zero min_index.
112 GLboolean
vbo_all_varyings_in_vbos( const struct gl_client_array
*arrays
[] );
113 GLboolean
vbo_any_varyings_in_vbos( const struct gl_client_array
*arrays
[] );
115 void vbo_rebase_prims( struct gl_context
*ctx
,
116 const struct gl_client_array
*arrays
[],
117 const struct _mesa_prim
*prim
,
119 const struct _mesa_index_buffer
*ib
,
122 vbo_draw_func draw
);
124 vbo_get_minmax_index(struct gl_context
*ctx
, const struct _mesa_prim
*prim
,
125 const struct _mesa_index_buffer
*ib
,
126 GLuint
*min_index
, GLuint
*max_index
);
128 void vbo_use_buffer_objects(struct gl_context
*ctx
);
130 void vbo_always_unmap_buffers(struct gl_context
*ctx
);
132 void vbo_set_draw_func(struct gl_context
*ctx
, vbo_draw_func func
);
134 void vbo_check_buffers_are_unmapped(struct gl_context
*ctx
);
138 _es_Color4f(GLfloat r
, GLfloat g
, GLfloat b
, GLfloat a
);
141 _es_Normal3f(GLfloat x
, GLfloat y
, GLfloat z
);
144 _es_MultiTexCoord4f(GLenum target
, GLfloat s
, GLfloat t
, GLfloat r
, GLfloat q
);
147 _es_Materialfv(GLenum face
, GLenum pname
, const GLfloat
*params
);
150 _es_Materialf(GLenum face
, GLenum pname
, GLfloat param
);
153 _es_VertexAttrib4f(GLuint index
, GLfloat x
, GLfloat y
, GLfloat z
, GLfloat w
);
156 _es_VertexAttrib1f(GLuint indx
, GLfloat x
);
159 _es_VertexAttrib1fv(GLuint indx
, const GLfloat
* values
);
162 _es_VertexAttrib2f(GLuint indx
, GLfloat x
, GLfloat y
);
165 _es_VertexAttrib2fv(GLuint indx
, const GLfloat
* values
);
168 _es_VertexAttrib3f(GLuint indx
, GLfloat x
, GLfloat y
, GLfloat z
);
171 _es_VertexAttrib3fv(GLuint indx
, const GLfloat
* values
);
174 _es_VertexAttrib4fv(GLuint indx
, const GLfloat
* values
);