src/mesa/x86/3dnow.c

   1 /* $Id: 3dnow.c,v 1.8 2000/10/23 00:16:28 gareth Exp $ */
   2
   3 /*
   4  * Mesa 3-D graphics library
   5  * Version:  3.5
   6  *
   7  * Copyright (C) 1999-2000  Brian Paul   All Rights Reserved.
   8  *
   9  * Permission is hereby granted, free of charge, to any person obtaining a
  10  * copy of this software and associated documentation files (the "Software"),
  11  * to deal in the Software without restriction, including without limitation
  12  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
  13  * and/or sell copies of the Software, and to permit persons to whom the
  14  * Software is furnished to do so, subject to the following conditions:
  15  *
  16  * The above copyright notice and this permission notice shall be included
  17  * in all copies or substantial portions of the Software.
  18  *
  19  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
  20  * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  21  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
  22  * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
  23  * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
  24  * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  25  */
  26
  27 /*
  28  * 3DNow! optimizations contributed by
  29  * Holger Waechtler <holger@akaflieg.extern.tu-berlin.de>
  30  */
  31
  32 #include "glheader.h"
  33 #include "context.h"
  34 #include "types.h"
  35 #include "vertices.h"
  36 #include "xform.h"
  37 #include "3dnow.h"
  38
  39 #ifdef DEBUG
  40 #include "debug_xform.h"
  41 #endif
  42
  43
  44 #define XFORM_ARGS      GLvector4f *to_vec,                             \
  45                         const GLfloat m[16],                            \
  46                         const GLvector4f *from_vec,                     \
  47                         const GLubyte *mask,                            \
  48                         const GLubyte flag
  49
  50
  51 #define DECLARE_XFORM_GROUP( pfx, sz, masked ) \
  52  extern void _ASMAPI gl_##pfx##_transform_points##sz##_general_##masked( XFORM_ARGS );      \
  53  extern void _ASMAPI gl_##pfx##_transform_points##sz##_identity_##masked( XFORM_ARGS );     \
  54  extern void _ASMAPI gl_##pfx##_transform_points##sz##_3d_no_rot_##masked( XFORM_ARGS );    \
  55  extern void _ASMAPI gl_##pfx##_transform_points##sz##_perspective_##masked( XFORM_ARGS );  \
  56  extern void _ASMAPI gl_##pfx##_transform_points##sz##_2d_##masked( XFORM_ARGS );           \
  57  extern void _ASMAPI gl_##pfx##_transform_points##sz##_2d_no_rot_##masked( XFORM_ARGS );    \
  58  extern void _ASMAPI gl_##pfx##_transform_points##sz##_3d_##masked( XFORM_ARGS );
  59
  60
  61 #define ASSIGN_XFORM_GROUP( pfx, cma, sz, masked )                      \
  62    gl_transform_tab[cma][sz][MATRIX_GENERAL] =                          \
  63       gl_##pfx##_transform_points##sz##_general_##masked;               \
  64    gl_transform_tab[cma][sz][MATRIX_IDENTITY] =                         \
  65       gl_##pfx##_transform_points##sz##_identity_##masked;              \
  66    gl_transform_tab[cma][sz][MATRIX_3D_NO_ROT] =                        \
  67       gl_##pfx##_transform_points##sz##_3d_no_rot_##masked;             \
  68    gl_transform_tab[cma][sz][MATRIX_PERSPECTIVE] =                      \
  69       gl_##pfx##_transform_points##sz##_perspective_##masked;           \
  70    gl_transform_tab[cma][sz][MATRIX_2D] =                               \
  71       gl_##pfx##_transform_points##sz##_2d_##masked;                    \
  72    gl_transform_tab[cma][sz][MATRIX_2D_NO_ROT] =                        \
  73       gl_##pfx##_transform_points##sz##_2d_no_rot_##masked;             \
  74    gl_transform_tab[cma][sz][MATRIX_3D] =                               \
  75       gl_##pfx##_transform_points##sz##_3d_##masked;
  76
  77
  78
  79 #define NORM_ARGS       const GLmatrix *mat,                            \
  80                         GLfloat scale,                                  \
  81                         const GLvector3f *in,                           \
  82                         const GLfloat *lengths,                         \
  83                         const GLubyte mask[],                           \
  84                         GLvector3f *dest
  85
  86
  87 #define DECLARE_NORM_GROUP( pfx, masked ) \
  88  extern void _ASMAPI gl_##pfx##_rescale_normals_##masked( NORM_ARGS );                      \
  89  extern void _ASMAPI gl_##pfx##_normalize_normals_##masked( NORM_ARGS );                    \
  90  extern void _ASMAPI gl_##pfx##_transform_normals_##masked( NORM_ARGS );                    \
  91  extern void _ASMAPI gl_##pfx##_transform_normals_no_rot_##masked( NORM_ARGS );             \
  92  extern void _ASMAPI gl_##pfx##_transform_rescale_normals_##masked( NORM_ARGS );            \
  93  extern void _ASMAPI gl_##pfx##_transform_rescale_normals_no_rot_##masked( NORM_ARGS );     \
  94  extern void _ASMAPI gl_##pfx##_transform_normalize_normals_##masked( NORM_ARGS );          \
  95  extern void _ASMAPI gl_##pfx##_transform_normalize_normals_no_rot_##masked( NORM_ARGS );
  96
  97
  98 #define ASSIGN_NORM_GROUP( pfx, cma, masked )                           \
  99    gl_normal_tab[NORM_RESCALE][cma] =                                   \
 100       gl_##pfx##_rescale_normals_##masked;                              \
 101    gl_normal_tab[NORM_NORMALIZE][cma] =                                 \
 102       gl_##pfx##_normalize_normals_##masked;                            \
 103    gl_normal_tab[NORM_TRANSFORM][cma] =                                 \
 104       gl_##pfx##_transform_normals_##masked;                            \
 105    gl_normal_tab[NORM_TRANSFORM_NO_ROT][cma] =                          \
 106       gl_##pfx##_transform_normals_no_rot_##masked;                     \
 107    gl_normal_tab[NORM_TRANSFORM | NORM_RESCALE][cma] =                  \
 108       gl_##pfx##_transform_rescale_normals_##masked;                    \
 109    gl_normal_tab[NORM_TRANSFORM_NO_ROT | NORM_RESCALE][cma] =           \
 110       gl_##pfx##_transform_rescale_normals_no_rot_##masked;             \
 111    gl_normal_tab[NORM_TRANSFORM | NORM_NORMALIZE][cma] =                \
 112       gl_##pfx##_transform_normalize_normals_##masked;                  \
 113    gl_normal_tab[NORM_TRANSFORM_NO_ROT | NORM_NORMALIZE][cma] =         \
 114       gl_##pfx##_transform_normalize_normals_no_rot_##masked;
 115
 116
 117 #ifdef USE_3DNOW_ASM
 118 DECLARE_XFORM_GROUP( 3dnow, 1, raw )
 119 DECLARE_XFORM_GROUP( 3dnow, 2, raw )
 120 DECLARE_XFORM_GROUP( 3dnow, 3, raw )
 121 DECLARE_XFORM_GROUP( 3dnow, 4, raw )
 122
 123 DECLARE_XFORM_GROUP( 3dnow, 1, masked )
 124 DECLARE_XFORM_GROUP( 3dnow, 2, masked )
 125 DECLARE_XFORM_GROUP( 3dnow, 3, masked )
 126 DECLARE_XFORM_GROUP( 3dnow, 4, masked )
 127
 128 DECLARE_NORM_GROUP( 3dnow, raw )
 129 /*DECLARE_NORM_GROUP( 3dnow, masked )*/
 130
 131
 132 extern void _ASMAPI gl_v16_3dnow_general_xform( GLfloat *first_vert,
 133                                                 const GLfloat *m,
 134                                                 const GLfloat *src,
 135                                                 GLuint src_stride,
 136                                                 GLuint count );
 137
 138 extern void _ASMAPI gl_3dnow_project_vertices( GLfloat *first,
 139                                                GLfloat *last,
 140                                                const GLfloat *m,
 141                                                GLuint stride );
 142
 143 extern void _ASMAPI gl_3dnow_project_clipped_vertices( GLfloat *first,
 144                                                        GLfloat *last,
 145                                                        const GLfloat *m,
 146                                                        GLuint stride,
 147                                                        const GLubyte *clipmask );
 148 #endif
 149
 150
 151 void gl_init_3dnow_transform_asm( void )
 152 {
 153 #ifdef USE_3DNOW_ASM
 154    ASSIGN_XFORM_GROUP( 3dnow, 0, 1, raw );
 155    ASSIGN_XFORM_GROUP( 3dnow, 0, 2, raw );
 156    ASSIGN_XFORM_GROUP( 3dnow, 0, 3, raw );
 157    ASSIGN_XFORM_GROUP( 3dnow, 0, 4, raw );
 158
 159    ASSIGN_XFORM_GROUP( 3dnow, CULL_MASK_ACTIVE, 1, masked );
 160    ASSIGN_XFORM_GROUP( 3dnow, CULL_MASK_ACTIVE, 2, masked );
 161    ASSIGN_XFORM_GROUP( 3dnow, CULL_MASK_ACTIVE, 3, masked );
 162    ASSIGN_XFORM_GROUP( 3dnow, CULL_MASK_ACTIVE, 4, masked );
 163
 164    ASSIGN_NORM_GROUP( 3dnow, 0, raw );
 165 /* ASSIGN_NORM_GROUP( 3dnow, CULL_MASK_ACTIVE, masked ); */
 166
 167 #ifdef DEBUG
 168    gl_test_all_transform_functions( "3DNow!" );
 169    gl_test_all_normal_transform_functions( "3DNow!" );
 170 #endif
 171 #endif
 172 }
 173
 174 void gl_init_3dnow_vertex_asm( void )
 175 {
 176 #ifdef USE_3DNOW_ASM
 177    gl_xform_points3_v16_general = gl_v16_3dnow_general_xform;
 178    gl_project_v16               = gl_3dnow_project_vertices;
 179    gl_project_clipped_v16       = gl_3dnow_project_clipped_vertices;
 180
 181 #if 0
 182    gl_test_all_vertex_functions( "3DNow!" );
 183 #endif
 184 #endif
 185 }