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58 lines
1.8 KiB
C
58 lines
1.8 KiB
C
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/*
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* Mesa 3-D graphics library
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* Version: 7.3
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*
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* Copyright (C) 1999-2008 Brian Paul All Rights Reserved.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included
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* in all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
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* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
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* AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*/
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#ifndef STATE_H
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#define STATE_H
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#include "mtypes.h"
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extern void
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_mesa_update_state(struct gl_context *ctx);
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/* As above but can only be called between _mesa_lock_context_textures() and
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* _mesa_unlock_context_textures().
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*/
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extern void
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_mesa_update_state_locked(struct gl_context *ctx);
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/**
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* Is the secondary color needed?
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*/
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static inline GLboolean
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_mesa_need_secondary_color(const struct gl_context *ctx)
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{
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if (ctx->Light.Enabled &&
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ctx->Light.Model.ColorControl == GL_SEPARATE_SPECULAR_COLOR)
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return GL_TRUE;
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if (ctx->Fog.ColorSumEnabled)
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return GL_TRUE;
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return GL_FALSE;
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}
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#endif
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