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* Mesa 3-D graphics library
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* Copyright (C) 1999-2008 Brian Paul All Rights Reserved.
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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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* 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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* 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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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
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* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
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* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
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* OTHER DEALINGS IN THE SOFTWARE.
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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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_mesa_update_state_locked(struct gl_context *ctx);
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_mesa_set_varying_vp_inputs(struct gl_context *ctx, GLbitfield64 varying_inputs);
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_mesa_set_vp_override(struct gl_context *ctx, GLboolean flag);
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* Is the secondary color needed?
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static inline GLboolean
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_mesa_need_secondary_color(const struct gl_context *ctx)
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if (ctx->Light.Enabled &&
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ctx->Light.Model.ColorControl == GL_SEPARATE_SPECULAR_COLOR)
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if (ctx->Fog.ColorSumEnabled)
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if (ctx->VertexProgram._Current &&
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(ctx->VertexProgram._Current != ctx->VertexProgram._TnlProgram) &&
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(ctx->VertexProgram._Current->Base.InputsRead & VERT_BIT_COLOR1))
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if (ctx->FragmentProgram._Current &&
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(ctx->FragmentProgram._Current != ctx->FragmentProgram._TexEnvProgram) &&
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(ctx->FragmentProgram._Current->Base.InputsRead & VARYING_BIT_COL1))