2 * Mesa 3-D graphics library
5 * Copyright (C) 1999-2008 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 * THE AUTHORS 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.
32 _mesa_update_state(struct gl_context
*ctx
);
34 /* As above but can only be called between _mesa_lock_context_textures() and
35 * _mesa_unlock_context_textures().
38 _mesa_update_state_locked(struct gl_context
*ctx
);
42 _mesa_set_varying_vp_inputs(struct gl_context
*ctx
, GLbitfield64 varying_inputs
);
46 _mesa_set_vp_override(struct gl_context
*ctx
, GLboolean flag
);
50 * Is the secondary color needed?
52 static inline GLboolean
53 _mesa_need_secondary_color(const struct gl_context
*ctx
)
55 if (ctx
->Light
.Enabled
&&
56 ctx
->Light
.Model
.ColorControl
== GL_SEPARATE_SPECULAR_COLOR
)
59 if (ctx
->Fog
.ColorSumEnabled
)
62 if (ctx
->VertexProgram
._Current
&&
63 (ctx
->VertexProgram
._Current
!= ctx
->VertexProgram
._TnlProgram
) &&
64 (ctx
->VertexProgram
._Current
->Base
.InputsRead
& VERT_BIT_COLOR1
))
67 if (ctx
->FragmentProgram
._Current
&&
68 (ctx
->FragmentProgram
._Current
!= ctx
->FragmentProgram
._TexEnvProgram
) &&
69 (ctx
->FragmentProgram
._Current
->Base
.InputsRead
& VARYING_BIT_COL1
))