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| 4358 | Serge | 1 | /* |
| 2 | * Mesa 3-D graphics library |
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| 3 | * |
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| 4 | * Copyright (C) 1999-2004 Brian Paul All Rights Reserved. |
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| 5 | * (C) Copyright IBM Corporation 2006 |
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| 6 | * Copyright (C) 2009 VMware, Inc. All Rights Reserved. |
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| 7 | * |
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| 8 | * Permission is hereby granted, free of charge, to any person obtaining a |
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| 9 | * copy of this software and associated documentation files (the "Software"), |
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| 10 | * to deal in the Software without restriction, including without limitation |
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| 11 | * the rights to use, copy, modify, merge, publish, distribute, sublicense, |
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| 12 | * and/or sell copies of the Software, and to permit persons to whom the |
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| 13 | * Software is furnished to do so, subject to the following conditions: |
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| 14 | * |
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| 15 | * The above copyright notice and this permission notice shall be included |
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| 16 | * in all copies or substantial portions of the Software. |
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| 17 | * |
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| 18 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS |
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| 19 | * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
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| 20 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL |
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| 21 | * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR |
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| 22 | * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, |
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| 23 | * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR |
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| 24 | * OTHER DEALINGS IN THE SOFTWARE. |
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| 25 | */ |
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| 26 | |||
| 27 | #ifndef ARRAYOBJ_H |
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| 28 | #define ARRAYOBJ_H |
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| 29 | |||
| 30 | #include "glheader.h" |
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| 31 | #include "mtypes.h" |
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| 32 | #include "glformats.h" |
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| 33 | |||
| 34 | struct gl_context; |
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| 35 | |||
| 36 | /** |
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| 37 | * \file arrayobj.h |
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| 38 | * Functions for the GL_APPLE_vertex_array_object extension. |
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| 39 | * |
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| 40 | * \author Ian Romanick |
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| 41 | * \author Brian Paul |
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| 42 | */ |
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| 43 | |||
| 44 | /* |
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| 45 | * Internal functions |
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| 46 | */ |
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| 47 | |||
| 48 | extern struct gl_array_object * |
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| 49 | _mesa_new_array_object( struct gl_context *ctx, GLuint name ); |
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| 50 | |||
| 51 | extern void |
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| 52 | _mesa_delete_array_object( struct gl_context *ctx, struct gl_array_object *obj ); |
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| 53 | |||
| 54 | extern void |
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| 55 | _mesa_reference_array_object_(struct gl_context *ctx, |
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| 56 | struct gl_array_object **ptr, |
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| 57 | struct gl_array_object *arrayObj); |
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| 58 | |||
| 59 | static inline void |
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| 60 | _mesa_reference_array_object(struct gl_context *ctx, |
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| 61 | struct gl_array_object **ptr, |
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| 62 | struct gl_array_object *arrayObj) |
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| 63 | { |
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| 64 | if (*ptr != arrayObj) |
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| 65 | _mesa_reference_array_object_(ctx, ptr, arrayObj); |
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| 66 | } |
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| 67 | |||
| 68 | |||
| 69 | extern void |
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| 70 | _mesa_initialize_array_object( struct gl_context *ctx, |
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| 71 | struct gl_array_object *obj, GLuint name ); |
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| 72 | |||
| 73 | |||
| 74 | extern void |
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| 75 | _mesa_update_array_object_max_element(struct gl_context *ctx, |
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| 76 | struct gl_array_object *arrayObj); |
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| 77 | |||
| 78 | /** Returns the bitmask of all enabled arrays in fixed function mode. |
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| 79 | * |
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| 80 | * In fixed function mode only the traditional fixed function arrays |
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| 81 | * are available. |
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| 82 | */ |
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| 83 | static inline GLbitfield64 |
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| 84 | _mesa_array_object_get_enabled_ff(const struct gl_array_object *arrayObj) |
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| 85 | { |
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| 86 | return arrayObj->_Enabled & VERT_BIT_FF_ALL; |
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| 87 | } |
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| 88 | |||
| 89 | /** Returns the bitmask of all enabled arrays in arb/glsl shader mode. |
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| 90 | * |
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| 91 | * In arb/glsl shader mode all the fixed function and the arb/glsl generic |
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| 92 | * arrays are available. Only the first generic array takes |
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| 93 | * precedence over the legacy position array. |
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| 94 | */ |
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| 95 | static inline GLbitfield64 |
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| 96 | _mesa_array_object_get_enabled_arb(const struct gl_array_object *arrayObj) |
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| 97 | { |
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| 98 | GLbitfield64 enabled = arrayObj->_Enabled; |
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| 99 | return enabled & ~(VERT_BIT_POS & (enabled >> VERT_ATTRIB_GENERIC0)); |
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| 100 | } |
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| 101 | |||
| 102 | |||
| 103 | /* |
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| 104 | * API functions |
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| 105 | */ |
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| 106 | |||
| 107 | |||
| 108 | void GLAPIENTRY _mesa_BindVertexArray( GLuint id ); |
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| 109 | |||
| 110 | void GLAPIENTRY _mesa_BindVertexArrayAPPLE( GLuint id ); |
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| 111 | |||
| 112 | void GLAPIENTRY _mesa_DeleteVertexArrays(GLsizei n, const GLuint *ids); |
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| 113 | |||
| 114 | void GLAPIENTRY _mesa_GenVertexArrays(GLsizei n, GLuint *arrays); |
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| 115 | |||
| 116 | void GLAPIENTRY _mesa_GenVertexArraysAPPLE(GLsizei n, GLuint *buffer); |
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| 117 | |||
| 118 | GLboolean GLAPIENTRY _mesa_IsVertexArray( GLuint id ); |
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| 119 | |||
| 120 | #endif /* ARRAYOBJ_H */ |