2 * mesa 3-D graphics library
5 * Copyright (C) 1999-2006 Brian Paul All Rights Reserved.
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8 * copy of this software and associated documentation files (the "Software"),
9 * to deal in the Software without restriction, including without limitation
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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
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27 * \brief VBO builder module datatypes and definitions.
28 * \author Keith Whitwell
35 #include "main/mtypes.h"
50 /* Would like to call this a "vbo_index_buffer", but this would be
51 * confusing as the indices are not neccessarily yet in a non-null
54 struct _mesa_index_buffer
{
57 struct gl_buffer_object
*obj
;
63 GLboolean
_vbo_CreateContext( GLcontext
*ctx
);
64 void _vbo_DestroyContext( GLcontext
*ctx
);
65 void _vbo_InvalidateState( GLcontext
*ctx
, GLuint new_state
);
68 typedef void (*vbo_draw_func
)( GLcontext
*ctx
,
69 const struct gl_client_array
**arrays
,
70 const struct _mesa_prim
*prims
,
72 const struct _mesa_index_buffer
*ib
,
73 GLboolean index_bounds_valid
,
80 /* Utility function to cope with various constraints on tnl modules or
81 * hardware. This can be used to split an incoming set of arrays and
82 * primitives against the following constraints:
83 * - Maximum number of indices in index buffer.
84 * - Maximum number of vertices referenced by index buffer.
85 * - Maximum hardware vertex buffer size.
90 GLuint max_vb_size
; /* bytes */
94 void vbo_split_prims( GLcontext
*ctx
,
95 const struct gl_client_array
*arrays
[],
96 const struct _mesa_prim
*prim
,
98 const struct _mesa_index_buffer
*ib
,
102 const struct split_limits
*limits
);
105 /* Helpers for dealing translating away non-zero min_index.
107 GLboolean
vbo_all_varyings_in_vbos( const struct gl_client_array
*arrays
[] );
109 void vbo_rebase_prims( GLcontext
*ctx
,
110 const struct gl_client_array
*arrays
[],
111 const struct _mesa_prim
*prim
,
113 const struct _mesa_index_buffer
*ib
,
116 vbo_draw_func draw
);
118 vbo_get_minmax_index(GLcontext
*ctx
, const struct _mesa_prim
*prim
,
119 const struct _mesa_index_buffer
*ib
,
120 GLuint
*min_index
, GLuint
*max_index
);
122 void vbo_use_buffer_objects(GLcontext
*ctx
);
125 void vbo_set_draw_func(GLcontext
*ctx
, vbo_draw_func func
);
129 _vbo_Color4f(GLfloat r
, GLfloat g
, GLfloat b
, GLfloat a
);
132 _vbo_Normal3f(GLfloat x
, GLfloat y
, GLfloat z
);
135 _vbo_MultiTexCoord4f(GLenum target
, GLfloat s
, GLfloat t
, GLfloat r
, GLfloat q
);
138 _vbo_Materialfv(GLenum face
, GLenum pname
, const GLfloat
*params
);
141 _vbo_VertexAttrib4f(GLuint index
, GLfloat x
, GLfloat y
, GLfloat z
, GLfloat w
);