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  1.  
  2. /*
  3.  * Mesa 3-D graphics library
  4.  *
  5.  * Copyright (C) 1999-2003  Brian Paul   All Rights Reserved.
  6.  *
  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:
  13.  *
  14.  * The above copyright notice and this permission notice shall be included
  15.  * in all copies or substantial portions of the Software.
  16.  *
  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 OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
  21.  * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
  22.  * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
  23.  * OTHER DEALINGS IN THE SOFTWARE.
  24.  */
  25.  
  26. /*
  27.  * 3DNow! optimizations contributed by
  28.  * Holger Waechtler <holger@akaflieg.extern.tu-berlin.de>
  29.  */
  30.  
  31. #include "main/glheader.h"
  32. #include "main/context.h"
  33. #include "math/m_xform.h"
  34. #include "tnl/t_context.h"
  35.  
  36. #include "3dnow.h"
  37. #include "x86_xform.h"
  38.  
  39. #ifdef DEBUG_MATH
  40. #include "math/m_debug.h"
  41. #endif
  42.  
  43.  
  44. #ifdef USE_3DNOW_ASM
  45. DECLARE_XFORM_GROUP( 3dnow, 2 )
  46. DECLARE_XFORM_GROUP( 3dnow, 3 )
  47. DECLARE_XFORM_GROUP( 3dnow, 4 )
  48.  
  49. DECLARE_NORM_GROUP( 3dnow )
  50.  
  51.  
  52. extern void _ASMAPI
  53. _mesa_v16_3dnow_general_xform( GLfloat *first_vert,
  54.                                const GLfloat *m,
  55.                                const GLfloat *src,
  56.                                GLuint src_stride,
  57.                                GLuint count );
  58.  
  59. extern void _ASMAPI
  60. _mesa_3dnow_project_vertices( GLfloat *first,
  61.                               GLfloat *last,
  62.                               const GLfloat *m,
  63.                               GLuint stride );
  64.  
  65. extern void _ASMAPI
  66. _mesa_3dnow_project_clipped_vertices( GLfloat *first,
  67.                                       GLfloat *last,
  68.                                       const GLfloat *m,
  69.                                       GLuint stride,
  70.                                       const GLubyte *clipmask );
  71. #endif
  72.  
  73.  
  74. void _mesa_init_3dnow_transform_asm( void )
  75. {
  76. #ifdef USE_3DNOW_ASM
  77.    ASSIGN_XFORM_GROUP( 3dnow, 2 );
  78.    ASSIGN_XFORM_GROUP( 3dnow, 3 );
  79.    ASSIGN_XFORM_GROUP( 3dnow, 4 );
  80.  
  81.    /* There's a bug somewhere in the 3dnow_normal.S file that causes
  82.     * bad shading.  Disable for now.
  83.    ASSIGN_NORM_GROUP( 3dnow );
  84.    */
  85.  
  86. #ifdef DEBUG_MATH
  87.    _math_test_all_transform_functions( "3DNow!" );
  88.    _math_test_all_normal_transform_functions( "3DNow!" );
  89. #endif
  90. #endif
  91. }
  92.