122 lines
3.7 KiB
C
122 lines
3.7 KiB
C
/*
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* Mesa 3-D graphics library
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* Version: 7.6
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*
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* Copyright (C) 1999-2004 Brian Paul All Rights Reserved.
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* (C) Copyright IBM Corporation 2006
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* Copyright (C) 2009 VMware, Inc. 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 OR IBM BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
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* WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF
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* OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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* SOFTWARE.
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*/
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#ifndef ARRAYOBJ_H
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#define ARRAYOBJ_H
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#include "glheader.h"
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#include "mtypes.h"
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#include "glformats.h"
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struct gl_context;
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/**
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* \file arrayobj.h
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* Functions for the GL_APPLE_vertex_array_object extension.
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*
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* \author Ian Romanick <idr@us.ibm.com>
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* \author Brian Paul
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*/
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/*
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* Internal functions
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*/
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extern struct gl_array_object *
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_mesa_new_array_object( struct gl_context *ctx, GLuint name );
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extern void
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_mesa_delete_array_object( struct gl_context *ctx, struct gl_array_object *obj );
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extern void
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_mesa_reference_array_object_(struct gl_context *ctx,
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struct gl_array_object **ptr,
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struct gl_array_object *arrayObj);
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static inline void
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_mesa_reference_array_object(struct gl_context *ctx,
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struct gl_array_object **ptr,
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struct gl_array_object *arrayObj)
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{
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if (*ptr != arrayObj)
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_mesa_reference_array_object_(ctx, ptr, arrayObj);
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}
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extern void
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_mesa_initialize_array_object( struct gl_context *ctx,
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struct gl_array_object *obj, GLuint name );
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extern void
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_mesa_update_array_object_max_element(struct gl_context *ctx,
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struct gl_array_object *arrayObj);
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/** Returns the bitmask of all enabled arrays in fixed function mode.
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*
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* In fixed function mode only the traditional fixed function arrays
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* are available.
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*/
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static inline GLbitfield64
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_mesa_array_object_get_enabled_ff(const struct gl_array_object *arrayObj)
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{
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return arrayObj->_Enabled & VERT_BIT_FF_ALL;
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}
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/** Returns the bitmask of all enabled arrays in arb/glsl shader mode.
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*
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* In arb/glsl shader mode all the fixed function and the arb/glsl generic
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* arrays are available. Only the first generic array takes
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* precedence over the legacy position array.
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*/
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static inline GLbitfield64
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_mesa_array_object_get_enabled_arb(const struct gl_array_object *arrayObj)
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{
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GLbitfield64 enabled = arrayObj->_Enabled;
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return enabled & ~(VERT_BIT_POS & (enabled >> VERT_ATTRIB_GENERIC0));
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}
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/*
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* API functions
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*/
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void GLAPIENTRY _mesa_BindVertexArray( GLuint id );
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void GLAPIENTRY _mesa_BindVertexArrayAPPLE( GLuint id );
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void GLAPIENTRY _mesa_DeleteVertexArraysAPPLE(GLsizei n, const GLuint *ids);
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void GLAPIENTRY _mesa_GenVertexArrays(GLsizei n, GLuint *arrays);
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void GLAPIENTRY _mesa_GenVertexArraysAPPLE(GLsizei n, GLuint *buffer);
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GLboolean GLAPIENTRY _mesa_IsVertexArrayAPPLE( GLuint id );
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#endif /* ARRAYOBJ_H */
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