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
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/mtypes.h"
48 GLsizei num_instances
;
51 /* Would like to call this a "vbo_index_buffer", but this would be
52 * confusing as the indices are not neccessarily yet in a non-null
55 struct _mesa_index_buffer
{
58 struct gl_buffer_object
*obj
;
64 GLboolean
_vbo_CreateContext( struct gl_context
*ctx
);
65 void _vbo_DestroyContext( struct gl_context
*ctx
);
66 void _vbo_InvalidateState( struct gl_context
*ctx
, GLuint new_state
);
69 typedef void (*vbo_draw_func
)( struct gl_context
*ctx
,
70 const struct gl_client_array
**arrays
,
71 const struct _mesa_prim
*prims
,
73 const struct _mesa_index_buffer
*ib
,
74 GLboolean index_bounds_valid
,
81 /* Utility function to cope with various constraints on tnl modules or
82 * hardware. This can be used to split an incoming set of arrays and
83 * primitives against the following constraints:
84 * - Maximum number of indices in index buffer.
85 * - Maximum number of vertices referenced by index buffer.
86 * - Maximum hardware vertex buffer size.
91 GLuint max_vb_size
; /* bytes */
95 void vbo_split_prims( struct gl_context
*ctx
,
96 const struct gl_client_array
*arrays
[],
97 const struct _mesa_prim
*prim
,
99 const struct _mesa_index_buffer
*ib
,
103 const struct split_limits
*limits
);
106 /* Helpers for dealing translating away non-zero min_index.
108 GLboolean
vbo_all_varyings_in_vbos( const struct gl_client_array
*arrays
[] );
109 GLboolean
vbo_any_varyings_in_vbos( const struct gl_client_array
*arrays
[] );
111 void vbo_rebase_prims( struct gl_context
*ctx
,
112 const struct gl_client_array
*arrays
[],
113 const struct _mesa_prim
*prim
,
115 const struct _mesa_index_buffer
*ib
,
118 vbo_draw_func draw
);
120 vbo_get_minmax_index(struct gl_context
*ctx
, const struct _mesa_prim
*prim
,
121 const struct _mesa_index_buffer
*ib
,
122 GLuint
*min_index
, GLuint
*max_index
);
124 void vbo_use_buffer_objects(struct gl_context
*ctx
);
127 void vbo_set_draw_func(struct gl_context
*ctx
, vbo_draw_func func
);
131 _vbo_Color4f(GLfloat r
, GLfloat g
, GLfloat b
, GLfloat a
);
134 _vbo_Normal3f(GLfloat x
, GLfloat y
, GLfloat z
);
137 _vbo_MultiTexCoord4f(GLenum target
, GLfloat s
, GLfloat t
, GLfloat r
, GLfloat q
);
140 _vbo_Materialfv(GLenum face
, GLenum pname
, const GLfloat
*params
);
143 _vbo_Materialf(GLenum face
, GLenum pname
, GLfloat param
);
146 _vbo_VertexAttrib4f(GLuint index
, GLfloat x
, GLfloat y
, GLfloat z
, GLfloat w
);
149 _vbo_VertexAttrib1f(GLuint indx
, GLfloat x
);
152 _vbo_VertexAttrib1fv(GLuint indx
, const GLfloat
* values
);
155 _vbo_VertexAttrib2f(GLuint indx
, GLfloat x
, GLfloat y
);
158 _vbo_VertexAttrib2fv(GLuint indx
, const GLfloat
* values
);
161 _vbo_VertexAttrib3f(GLuint indx
, GLfloat x
, GLfloat y
, GLfloat z
);
164 _vbo_VertexAttrib3fv(GLuint indx
, const GLfloat
* values
);
167 _vbo_VertexAttrib4fv(GLuint indx
, const GLfloat
* values
);