From 20d289eb2d32851030de6c28bba945eb4057a857 Mon Sep 17 00:00:00 2001 From: Brian Paul Date: Wed, 4 Mar 2009 15:35:21 -0700 Subject: mesa: rename x86.c -> x86_xform.c --- src/mesa/x86/x86_xform.c | 145 +++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 145 insertions(+) create mode 100644 src/mesa/x86/x86_xform.c (limited to 'src/mesa/x86/x86_xform.c') diff --git a/src/mesa/x86/x86_xform.c b/src/mesa/x86/x86_xform.c new file mode 100644 index 0000000000..c2df5e31e6 --- /dev/null +++ b/src/mesa/x86/x86_xform.c @@ -0,0 +1,145 @@ + +/* + * Mesa 3-D graphics library + * Version: 3.5 + * + * Copyright (C) 1999-2001 Brian Paul All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included + * in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS + * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN + * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN + * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + */ + +/* + * Intel x86 assembly code by Josh Vanderhoof + */ + +#include "main/glheader.h" +#include "main/context.h" +#include "math/m_xform.h" +#include "tnl/t_context.h" + +#include "x86.h" +#include "common_x86_macros.h" +#include "common_x86_asm.h" + +#ifdef DEBUG_MATH +#include "math/m_debug.h" +#endif + + +#ifdef USE_X86_ASM +DECLARE_XFORM_GROUP( x86, 2 ) +DECLARE_XFORM_GROUP( x86, 3 ) +DECLARE_XFORM_GROUP( x86, 4 ) + + +extern GLvector4f * _ASMAPI +_mesa_x86_cliptest_points4( GLvector4f *clip_vec, + GLvector4f *proj_vec, + GLubyte clipMask[], + GLubyte *orMask, + GLubyte *andMask ); + +extern GLvector4f * _ASMAPI +_mesa_x86_cliptest_points4_np( GLvector4f *clip_vec, + GLvector4f *proj_vec, + GLubyte clipMask[], + GLubyte *orMask, + GLubyte *andMask ); + +extern void _ASMAPI +_mesa_v16_x86_cliptest_points4( GLfloat *first_vert, + GLfloat *last_vert, + GLubyte *or_mask, + GLubyte *and_mask, + GLubyte *clip_mask ); + +extern void _ASMAPI +_mesa_v16_x86_general_xform( GLfloat *dest, + const GLfloat *m, + const GLfloat *src, + GLuint src_stride, + GLuint count ); +#endif + + +void _mesa_init_x86_transform_asm( void ) +{ +#ifdef USE_X86_ASM + ASSIGN_XFORM_GROUP( x86, 2 ); + ASSIGN_XFORM_GROUP( x86, 3 ); + ASSIGN_XFORM_GROUP( x86, 4 ); + + _mesa_clip_tab[4] = _mesa_x86_cliptest_points4; + _mesa_clip_np_tab[4] = _mesa_x86_cliptest_points4_np; + +#ifdef DEBUG_MATH + _math_test_all_transform_functions( "x86" ); + _math_test_all_cliptest_functions( "x86" ); +#endif +#endif +} + + +void _mesa_init_all_x86_transform_asm( void ) +{ + _mesa_get_x86_features(); + +#ifdef USE_X86_ASM + if ( _mesa_x86_cpu_features ) { + _mesa_init_x86_transform_asm(); + } + +#ifdef USE_MMX_ASM + if ( cpu_has_mmx ) { + if ( _mesa_getenv( "MESA_NO_MMX" ) == 0 ) { + _mesa_debug(NULL, "MMX cpu detected.\n"); + } else { + _mesa_x86_cpu_features &= ~(X86_FEATURE_MMX); + } + } +#endif + +#ifdef USE_3DNOW_ASM + if ( cpu_has_3dnow ) { + if ( _mesa_getenv( "MESA_NO_3DNOW" ) == 0 ) { + _mesa_debug(NULL, "3DNow! cpu detected.\n"); + _mesa_init_3dnow_transform_asm(); + } else { + _mesa_x86_cpu_features &= ~(X86_FEATURE_3DNOW); + } + } +#endif + +#ifdef USE_SSE_ASM + if ( cpu_has_xmm ) { + if ( _mesa_getenv( "MESA_NO_SSE" ) == 0 ) { + _mesa_debug(NULL, "SSE cpu detected.\n"); + if ( _mesa_getenv( "MESA_FORCE_SSE" ) == 0 ) { + _mesa_check_os_sse_support(); + } + if ( cpu_has_xmm ) { + _mesa_init_sse_transform_asm(); + } + } else { + _mesa_debug(NULL, "SSE cpu detected, but switched off by user.\n"); + _mesa_x86_cpu_features &= ~(X86_FEATURE_XMM); + } + } +#endif +#endif +} -- cgit v1.2.3 From 81e366c65949292ab9a70e518ab5487e639db255 Mon Sep 17 00:00:00 2001 From: Brian Paul Date: Wed, 4 Mar 2009 15:39:50 -0700 Subject: mesa: rename common_x86_macros.h -> x86_xform.h --- src/mesa/x86-64/x86-64.c | 2 +- src/mesa/x86/3dnow.c | 2 +- src/mesa/x86/common_x86_macros.h | 106 --------------------------------------- src/mesa/x86/sse.c | 2 +- src/mesa/x86/x86_xform.c | 2 +- src/mesa/x86/x86_xform.h | 106 +++++++++++++++++++++++++++++++++++++++ 6 files changed, 110 insertions(+), 110 deletions(-) delete mode 100644 src/mesa/x86/common_x86_macros.h create mode 100644 src/mesa/x86/x86_xform.h (limited to 'src/mesa/x86/x86_xform.c') diff --git a/src/mesa/x86-64/x86-64.c b/src/mesa/x86-64/x86-64.c index 96f8da87f0..ac176ef328 100644 --- a/src/mesa/x86-64/x86-64.c +++ b/src/mesa/x86-64/x86-64.c @@ -35,7 +35,7 @@ #include "math/m_xform.h" #include "tnl/t_context.h" #include "x86-64.h" -#include "../x86/common_x86_macros.h" +#include "../x86/x86_xform.h" #ifdef DEBUG #include "math/m_debug.h" diff --git a/src/mesa/x86/3dnow.c b/src/mesa/x86/3dnow.c index c037a61761..de2fb1e2aa 100644 --- a/src/mesa/x86/3dnow.c +++ b/src/mesa/x86/3dnow.c @@ -34,7 +34,7 @@ #include "tnl/t_context.h" #include "3dnow.h" -#include "common_x86_macros.h" +#include "x86_xform.h" #ifdef DEBUG_MATH #include "math/m_debug.h" diff --git a/src/mesa/x86/common_x86_macros.h b/src/mesa/x86/common_x86_macros.h deleted file mode 100644 index 462f32b3f2..0000000000 --- a/src/mesa/x86/common_x86_macros.h +++ /dev/null @@ -1,106 +0,0 @@ - -/* - * Mesa 3-D graphics library - * Version: 3.5 - * - * Copyright (C) 1999-2001 Brian Paul All Rights Reserved. - * - * Permission is hereby granted, free of charge, to any person obtaining a - * copy of this software and associated documentation files (the "Software"), - * to deal in the Software without restriction, including without limitation - * the rights to use, copy, modify, merge, publish, distribute, sublicense, - * and/or sell copies of the Software, and to permit persons to whom the - * Software is furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice shall be included - * in all copies or substantial portions of the Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS - * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL - * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN - * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN - * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. - * - * Authors: - * Gareth Hughes - */ - -#ifndef __COMMON_X86_MACROS_H__ -#define __COMMON_X86_MACROS_H__ - - -/* ============================================================= - * Transformation function declarations: - */ - -#define XFORM_ARGS GLvector4f *to_vec, \ - const GLfloat m[16], \ - const GLvector4f *from_vec - -#define DECLARE_XFORM_GROUP( pfx, sz ) \ -extern void _ASMAPI _mesa_##pfx##_transform_points##sz##_general( XFORM_ARGS ); \ -extern void _ASMAPI _mesa_##pfx##_transform_points##sz##_identity( XFORM_ARGS ); \ -extern void _ASMAPI _mesa_##pfx##_transform_points##sz##_3d_no_rot( XFORM_ARGS ); \ -extern void _ASMAPI _mesa_##pfx##_transform_points##sz##_perspective( XFORM_ARGS ); \ -extern void _ASMAPI _mesa_##pfx##_transform_points##sz##_2d( XFORM_ARGS ); \ -extern void _ASMAPI _mesa_##pfx##_transform_points##sz##_2d_no_rot( XFORM_ARGS ); \ -extern void _ASMAPI _mesa_##pfx##_transform_points##sz##_3d( XFORM_ARGS ); - -#define ASSIGN_XFORM_GROUP( pfx, sz ) \ - _mesa_transform_tab[sz][MATRIX_GENERAL] = \ - _mesa_##pfx##_transform_points##sz##_general; \ - _mesa_transform_tab[sz][MATRIX_IDENTITY] = \ - _mesa_##pfx##_transform_points##sz##_identity; \ - _mesa_transform_tab[sz][MATRIX_3D_NO_ROT] = \ - _mesa_##pfx##_transform_points##sz##_3d_no_rot; \ - _mesa_transform_tab[sz][MATRIX_PERSPECTIVE] = \ - _mesa_##pfx##_transform_points##sz##_perspective; \ - _mesa_transform_tab[sz][MATRIX_2D] = \ - _mesa_##pfx##_transform_points##sz##_2d; \ - _mesa_transform_tab[sz][MATRIX_2D_NO_ROT] = \ - _mesa_##pfx##_transform_points##sz##_2d_no_rot; \ - _mesa_transform_tab[sz][MATRIX_3D] = \ - _mesa_##pfx##_transform_points##sz##_3d; - - -/* ============================================================= - * Normal transformation function declarations: - */ - -#define NORM_ARGS const GLmatrix *mat, \ - GLfloat scale, \ - const GLvector4f *in, \ - const GLfloat *lengths, \ - GLvector4f *dest - -#define DECLARE_NORM_GROUP( pfx ) \ -extern void _ASMAPI _mesa_##pfx##_rescale_normals( NORM_ARGS ); \ -extern void _ASMAPI _mesa_##pfx##_normalize_normals( NORM_ARGS ); \ -extern void _ASMAPI _mesa_##pfx##_transform_normals( NORM_ARGS ); \ -extern void _ASMAPI _mesa_##pfx##_transform_normals_no_rot( NORM_ARGS ); \ -extern void _ASMAPI _mesa_##pfx##_transform_rescale_normals( NORM_ARGS ); \ -extern void _ASMAPI _mesa_##pfx##_transform_rescale_normals_no_rot( NORM_ARGS ); \ -extern void _ASMAPI _mesa_##pfx##_transform_normalize_normals( NORM_ARGS ); \ -extern void _ASMAPI _mesa_##pfx##_transform_normalize_normals_no_rot( NORM_ARGS ); - -#define ASSIGN_NORM_GROUP( pfx ) \ - _mesa_normal_tab[NORM_RESCALE] = \ - _mesa_##pfx##_rescale_normals; \ - _mesa_normal_tab[NORM_NORMALIZE] = \ - _mesa_##pfx##_normalize_normals; \ - _mesa_normal_tab[NORM_TRANSFORM] = \ - _mesa_##pfx##_transform_normals; \ - _mesa_normal_tab[NORM_TRANSFORM_NO_ROT] = \ - _mesa_##pfx##_transform_normals_no_rot; \ - _mesa_normal_tab[NORM_TRANSFORM | NORM_RESCALE] = \ - _mesa_##pfx##_transform_rescale_normals; \ - _mesa_normal_tab[NORM_TRANSFORM_NO_ROT | NORM_RESCALE] = \ - _mesa_##pfx##_transform_rescale_normals_no_rot; \ - _mesa_normal_tab[NORM_TRANSFORM | NORM_NORMALIZE] = \ - _mesa_##pfx##_transform_normalize_normals; \ - _mesa_normal_tab[NORM_TRANSFORM_NO_ROT | NORM_NORMALIZE] = \ - _mesa_##pfx##_transform_normalize_normals_no_rot; - - -#endif diff --git a/src/mesa/x86/sse.c b/src/mesa/x86/sse.c index 1c185387c6..aef15b5315 100644 --- a/src/mesa/x86/sse.c +++ b/src/mesa/x86/sse.c @@ -33,7 +33,7 @@ #include "tnl/t_context.h" #include "sse.h" -#include "common_x86_macros.h" +#include "x86_xform.h" #ifdef DEBUG_MATH #include "math/m_debug.h" diff --git a/src/mesa/x86/x86_xform.c b/src/mesa/x86/x86_xform.c index c2df5e31e6..b2f54b2ce6 100644 --- a/src/mesa/x86/x86_xform.c +++ b/src/mesa/x86/x86_xform.c @@ -33,7 +33,7 @@ #include "tnl/t_context.h" #include "x86.h" -#include "common_x86_macros.h" +#include "x86_xform.h" #include "common_x86_asm.h" #ifdef DEBUG_MATH diff --git a/src/mesa/x86/x86_xform.h b/src/mesa/x86/x86_xform.h new file mode 100644 index 0000000000..e886d9add2 --- /dev/null +++ b/src/mesa/x86/x86_xform.h @@ -0,0 +1,106 @@ + +/* + * Mesa 3-D graphics library + * Version: 3.5 + * + * Copyright (C) 1999-2001 Brian Paul All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included + * in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS + * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN + * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN + * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + * + * Authors: + * Gareth Hughes + */ + +#ifndef X86_XFORM_H +#define X86_XFORM_H + + +/* ============================================================= + * Transformation function declarations: + */ + +#define XFORM_ARGS GLvector4f *to_vec, \ + const GLfloat m[16], \ + const GLvector4f *from_vec + +#define DECLARE_XFORM_GROUP( pfx, sz ) \ +extern void _ASMAPI _mesa_##pfx##_transform_points##sz##_general( XFORM_ARGS ); \ +extern void _ASMAPI _mesa_##pfx##_transform_points##sz##_identity( XFORM_ARGS ); \ +extern void _ASMAPI _mesa_##pfx##_transform_points##sz##_3d_no_rot( XFORM_ARGS ); \ +extern void _ASMAPI _mesa_##pfx##_transform_points##sz##_perspective( XFORM_ARGS ); \ +extern void _ASMAPI _mesa_##pfx##_transform_points##sz##_2d( XFORM_ARGS ); \ +extern void _ASMAPI _mesa_##pfx##_transform_points##sz##_2d_no_rot( XFORM_ARGS ); \ +extern void _ASMAPI _mesa_##pfx##_transform_points##sz##_3d( XFORM_ARGS ); + +#define ASSIGN_XFORM_GROUP( pfx, sz ) \ + _mesa_transform_tab[sz][MATRIX_GENERAL] = \ + _mesa_##pfx##_transform_points##sz##_general; \ + _mesa_transform_tab[sz][MATRIX_IDENTITY] = \ + _mesa_##pfx##_transform_points##sz##_identity; \ + _mesa_transform_tab[sz][MATRIX_3D_NO_ROT] = \ + _mesa_##pfx##_transform_points##sz##_3d_no_rot; \ + _mesa_transform_tab[sz][MATRIX_PERSPECTIVE] = \ + _mesa_##pfx##_transform_points##sz##_perspective; \ + _mesa_transform_tab[sz][MATRIX_2D] = \ + _mesa_##pfx##_transform_points##sz##_2d; \ + _mesa_transform_tab[sz][MATRIX_2D_NO_ROT] = \ + _mesa_##pfx##_transform_points##sz##_2d_no_rot; \ + _mesa_transform_tab[sz][MATRIX_3D] = \ + _mesa_##pfx##_transform_points##sz##_3d; + + +/* ============================================================= + * Normal transformation function declarations: + */ + +#define NORM_ARGS const GLmatrix *mat, \ + GLfloat scale, \ + const GLvector4f *in, \ + const GLfloat *lengths, \ + GLvector4f *dest + +#define DECLARE_NORM_GROUP( pfx ) \ +extern void _ASMAPI _mesa_##pfx##_rescale_normals( NORM_ARGS ); \ +extern void _ASMAPI _mesa_##pfx##_normalize_normals( NORM_ARGS ); \ +extern void _ASMAPI _mesa_##pfx##_transform_normals( NORM_ARGS ); \ +extern void _ASMAPI _mesa_##pfx##_transform_normals_no_rot( NORM_ARGS ); \ +extern void _ASMAPI _mesa_##pfx##_transform_rescale_normals( NORM_ARGS ); \ +extern void _ASMAPI _mesa_##pfx##_transform_rescale_normals_no_rot( NORM_ARGS ); \ +extern void _ASMAPI _mesa_##pfx##_transform_normalize_normals( NORM_ARGS ); \ +extern void _ASMAPI _mesa_##pfx##_transform_normalize_normals_no_rot( NORM_ARGS ); + +#define ASSIGN_NORM_GROUP( pfx ) \ + _mesa_normal_tab[NORM_RESCALE] = \ + _mesa_##pfx##_rescale_normals; \ + _mesa_normal_tab[NORM_NORMALIZE] = \ + _mesa_##pfx##_normalize_normals; \ + _mesa_normal_tab[NORM_TRANSFORM] = \ + _mesa_##pfx##_transform_normals; \ + _mesa_normal_tab[NORM_TRANSFORM_NO_ROT] = \ + _mesa_##pfx##_transform_normals_no_rot; \ + _mesa_normal_tab[NORM_TRANSFORM | NORM_RESCALE] = \ + _mesa_##pfx##_transform_rescale_normals; \ + _mesa_normal_tab[NORM_TRANSFORM_NO_ROT | NORM_RESCALE] = \ + _mesa_##pfx##_transform_rescale_normals_no_rot; \ + _mesa_normal_tab[NORM_TRANSFORM | NORM_NORMALIZE] = \ + _mesa_##pfx##_transform_normalize_normals; \ + _mesa_normal_tab[NORM_TRANSFORM_NO_ROT | NORM_NORMALIZE] = \ + _mesa_##pfx##_transform_normalize_normals_no_rot; + + +#endif -- cgit v1.2.3 From 8538f64d0929715cb22a44186598471342c258c6 Mon Sep 17 00:00:00 2001 From: Brian Paul Date: Wed, 4 Mar 2009 15:44:38 -0700 Subject: mesa: make _mesa_init_x86_transform_asm() static --- src/mesa/x86/x86.h | 2 +- src/mesa/x86/x86_xform.c | 2 +- 2 files changed, 2 insertions(+), 2 deletions(-) (limited to 'src/mesa/x86/x86_xform.c') diff --git a/src/mesa/x86/x86.h b/src/mesa/x86/x86.h index 97651ec6ee..9ca17f05a0 100644 --- a/src/mesa/x86/x86.h +++ b/src/mesa/x86/x86.h @@ -30,6 +30,6 @@ #ifndef __X86_H__ #define __X86_H__ -extern void _mesa_init_x86_transform_asm( void ); +/*extern void _mesa_init_x86_transform_asm( void );*/ #endif diff --git a/src/mesa/x86/x86_xform.c b/src/mesa/x86/x86_xform.c index b2f54b2ce6..9574ee5e1f 100644 --- a/src/mesa/x86/x86_xform.c +++ b/src/mesa/x86/x86_xform.c @@ -77,7 +77,7 @@ _mesa_v16_x86_general_xform( GLfloat *dest, #endif -void _mesa_init_x86_transform_asm( void ) +static void _mesa_init_x86_transform_asm( void ) { #ifdef USE_X86_ASM ASSIGN_XFORM_GROUP( x86, 2 ); -- cgit v1.2.3 From dd9af786507fe3f199ecc94906b263843848c6ba Mon Sep 17 00:00:00 2001 From: Brian Paul Date: Wed, 4 Mar 2009 15:46:36 -0700 Subject: mesa: remove unneeded x86.h header --- src/mesa/x86/common_x86_asm.h | 1 - src/mesa/x86/x86_xform.c | 1 - 2 files changed, 2 deletions(-) (limited to 'src/mesa/x86/x86_xform.c') diff --git a/src/mesa/x86/common_x86_asm.h b/src/mesa/x86/common_x86_asm.h index c7cd11ab05..2e88682187 100644 --- a/src/mesa/x86/common_x86_asm.h +++ b/src/mesa/x86/common_x86_asm.h @@ -43,7 +43,6 @@ #include "common_x86_features.h" #ifdef USE_X86_ASM -#include "x86.h" #ifdef USE_3DNOW_ASM #include "3dnow.h" #endif diff --git a/src/mesa/x86/x86_xform.c b/src/mesa/x86/x86_xform.c index 9574ee5e1f..833d2cc106 100644 --- a/src/mesa/x86/x86_xform.c +++ b/src/mesa/x86/x86_xform.c @@ -32,7 +32,6 @@ #include "math/m_xform.h" #include "tnl/t_context.h" -#include "x86.h" #include "x86_xform.h" #include "common_x86_asm.h" -- cgit v1.2.3 From 9ec7f083f3f3e40081a452ceba8b0e7cd073fb47 Mon Sep 17 00:00:00 2001 From: Brian Paul Date: Wed, 4 Mar 2009 15:56:16 -0700 Subject: mesa: move sse.h and 3dnow.h #includes --- src/mesa/x86/common_x86_asm.h | 9 --------- src/mesa/x86/x86.h | 35 ----------------------------------- src/mesa/x86/x86_xform.c | 9 +++++++++ 3 files changed, 9 insertions(+), 44 deletions(-) delete mode 100644 src/mesa/x86/x86.h (limited to 'src/mesa/x86/x86_xform.c') diff --git a/src/mesa/x86/common_x86_asm.h b/src/mesa/x86/common_x86_asm.h index 2e88682187..0d39e3d230 100644 --- a/src/mesa/x86/common_x86_asm.h +++ b/src/mesa/x86/common_x86_asm.h @@ -42,15 +42,6 @@ */ #include "common_x86_features.h" -#ifdef USE_X86_ASM -#ifdef USE_3DNOW_ASM -#include "3dnow.h" -#endif -#ifdef USE_SSE_ASM -#include "sse.h" -#endif -#endif - extern int _mesa_x86_cpu_features; extern void _mesa_get_x86_features(void); diff --git a/src/mesa/x86/x86.h b/src/mesa/x86/x86.h deleted file mode 100644 index 9ca17f05a0..0000000000 --- a/src/mesa/x86/x86.h +++ /dev/null @@ -1,35 +0,0 @@ - -/* - * Mesa 3-D graphics library - * Version: 3.5 - * - * Copyright (C) 1999-2001 Brian Paul All Rights Reserved. - * - * Permission is hereby granted, free of charge, to any person obtaining a - * copy of this software and associated documentation files (the "Software"), - * to deal in the Software without restriction, including without limitation - * the rights to use, copy, modify, merge, publish, distribute, sublicense, - * and/or sell copies of the Software, and to permit persons to whom the - * Software is furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice shall be included - * in all copies or substantial portions of the Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS - * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL - * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN - * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN - * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. - */ - -/* - * Intel x86 assembly code by Josh Vanderhoof - */ - -#ifndef __X86_H__ -#define __X86_H__ - -/*extern void _mesa_init_x86_transform_asm( void );*/ - -#endif diff --git a/src/mesa/x86/x86_xform.c b/src/mesa/x86/x86_xform.c index 833d2cc106..7dec7a9896 100644 --- a/src/mesa/x86/x86_xform.c +++ b/src/mesa/x86/x86_xform.c @@ -35,6 +35,15 @@ #include "x86_xform.h" #include "common_x86_asm.h" +#ifdef USE_X86_ASM +#ifdef USE_3DNOW_ASM +#include "3dnow.h" +#endif +#ifdef USE_SSE_ASM +#include "sse.h" +#endif +#endif + #ifdef DEBUG_MATH #include "math/m_debug.h" #endif -- cgit v1.2.3 From 34e77493ce451e888a5c4292e3b5d49063d6d0a6 Mon Sep 17 00:00:00 2001 From: Brian Paul Date: Sat, 7 Mar 2009 11:49:45 -0700 Subject: mesa: silence warning --- src/mesa/x86/x86_xform.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) (limited to 'src/mesa/x86/x86_xform.c') diff --git a/src/mesa/x86/x86_xform.c b/src/mesa/x86/x86_xform.c index 7dec7a9896..16b2b26bcc 100644 --- a/src/mesa/x86/x86_xform.c +++ b/src/mesa/x86/x86_xform.c @@ -85,9 +85,9 @@ _mesa_v16_x86_general_xform( GLfloat *dest, #endif +#ifdef USE_X86_ASM static void _mesa_init_x86_transform_asm( void ) { -#ifdef USE_X86_ASM ASSIGN_XFORM_GROUP( x86, 2 ); ASSIGN_XFORM_GROUP( x86, 3 ); ASSIGN_XFORM_GROUP( x86, 4 ); @@ -99,8 +99,8 @@ static void _mesa_init_x86_transform_asm( void ) _math_test_all_transform_functions( "x86" ); _math_test_all_cliptest_functions( "x86" ); #endif -#endif } +#endif void _mesa_init_all_x86_transform_asm( void ) -- cgit v1.2.3 From b4922b533155cc139ebafb111502bb55d2ad2ccf Mon Sep 17 00:00:00 2001 From: Eric Anholt Date: Wed, 26 Aug 2009 09:51:15 -0700 Subject: mesa: Add support for ARB_depth_clamp. This currently doesn't include fixing up the cliptests in the assembly paths to support ARB_depth_clamp, so enabling depth_clamp forces the C path. --- src/mesa/drivers/dri/swrast/swrast.c | 1 + src/mesa/drivers/x11/xm_api.c | 1 + src/mesa/glapi/ARB_depth_clamp.xml | 12 ++++++++++ src/mesa/glapi/Makefile | 1 + src/mesa/glapi/gl_API.xml | 2 ++ src/mesa/main/attrib.c | 7 ++++++ src/mesa/main/enable.c | 20 ++++++++++++++++ src/mesa/main/extensions.c | 2 ++ src/mesa/main/get_gen.py | 4 ++++ src/mesa/main/mtypes.h | 2 ++ src/mesa/math/m_clip_tmp.h | 44 ++++++++++++++++++++++++------------ src/mesa/math/m_debug_clip.c | 9 +++++--- src/mesa/math/m_xform.h | 6 +++-- src/mesa/sparc/clip.S | 3 ++- src/mesa/sparc/sparc.c | 6 +++-- src/mesa/swrast/s_depth.c | 27 ++++++++++++++++++++++ src/mesa/swrast/s_depth.h | 2 ++ src/mesa/swrast/s_span.c | 3 +++ src/mesa/tnl/t_rasterpos.c | 25 ++++++++++++-------- src/mesa/tnl/t_vb_program.c | 6 +++-- src/mesa/tnl/t_vb_vertex.c | 6 +++-- src/mesa/x86/x86_xform.c | 9 +++++--- 22 files changed, 158 insertions(+), 40 deletions(-) create mode 100644 src/mesa/glapi/ARB_depth_clamp.xml (limited to 'src/mesa/x86/x86_xform.c') diff --git a/src/mesa/drivers/dri/swrast/swrast.c b/src/mesa/drivers/dri/swrast/swrast.c index a858af30c1..9a130d61cf 100644 --- a/src/mesa/drivers/dri/swrast/swrast.c +++ b/src/mesa/drivers/dri/swrast/swrast.c @@ -95,6 +95,7 @@ const struct dri_extension card_extensions[] = { "GL_EXT_histogram", GL_EXT_histogram_functions }, { "GL_SGI_color_table", GL_SGI_color_table_functions }, + { "GL_ARB_depth_clamp", NULL }, { "GL_ARB_shader_objects", GL_ARB_shader_objects_functions }, { "GL_ARB_vertex_array_object", GL_ARB_vertex_array_object_functions }, { "GL_ARB_vertex_program", GL_ARB_vertex_program_functions }, diff --git a/src/mesa/drivers/x11/xm_api.c b/src/mesa/drivers/x11/xm_api.c index 2c7be9f182..78545d0e17 100644 --- a/src/mesa/drivers/x11/xm_api.c +++ b/src/mesa/drivers/x11/xm_api.c @@ -1347,6 +1347,7 @@ const struct dri_extension card_extensions[] = { "GL_EXT_histogram", GL_EXT_histogram_functions }, { "GL_SGI_color_table", GL_SGI_color_table_functions }, + { "GL_ARB_depth_clamp", NULL }, { "GL_ARB_shader_objects", GL_ARB_shader_objects_functions }, { "GL_ARB_sync", GL_ARB_sync_functions }, { "GL_ARB_vertex_program", GL_ARB_vertex_program_functions }, diff --git a/src/mesa/glapi/ARB_depth_clamp.xml b/src/mesa/glapi/ARB_depth_clamp.xml new file mode 100644 index 0000000000..157c9a86b1 --- /dev/null +++ b/src/mesa/glapi/ARB_depth_clamp.xml @@ -0,0 +1,12 @@ + + + + + + + + + + + + diff --git a/src/mesa/glapi/Makefile b/src/mesa/glapi/Makefile index 65edab7cec..22f65b74c2 100644 --- a/src/mesa/glapi/Makefile +++ b/src/mesa/glapi/Makefile @@ -48,6 +48,7 @@ SERVER_OUTPUTS = \ API_XML = gl_API.xml \ EXT_framebuffer_object.xml \ ARB_copy_buffer.xml \ + ARB_depth_clamp.xml \ ARB_framebuffer_object.xml \ ARB_map_buffer_range.xml \ ARB_seamless_cube_map.xml \ diff --git a/src/mesa/glapi/gl_API.xml b/src/mesa/glapi/gl_API.xml index 1dfd92be08..920ce80c45 100644 --- a/src/mesa/glapi/gl_API.xml +++ b/src/mesa/glapi/gl_API.xml @@ -7950,6 +7950,8 @@ + + diff --git a/src/mesa/main/attrib.c b/src/mesa/main/attrib.c index ab99ca1c64..0fb8fa3bba 100644 --- a/src/mesa/main/attrib.c +++ b/src/mesa/main/attrib.c @@ -74,6 +74,7 @@ struct gl_enable_attrib GLboolean Convolution2D; GLboolean Separable2D; GLboolean CullFace; + GLboolean DepthClamp; GLboolean DepthTest; GLboolean Dither; GLboolean Fog; @@ -265,6 +266,7 @@ _mesa_PushAttrib(GLbitfield mask) attr->Convolution2D = ctx->Pixel.Convolution2DEnabled; attr->Separable2D = ctx->Pixel.Separable2DEnabled; attr->CullFace = ctx->Polygon.CullFlag; + attr->DepthClamp = ctx->Transform.DepthClamp; attr->DepthTest = ctx->Depth.Test; attr->Dither = ctx->Color.DitherFlag; attr->Fog = ctx->Fog.Enabled; @@ -514,6 +516,8 @@ pop_enable_group(GLcontext *ctx, const struct gl_enable_attrib *enable) enable->ColorTable[COLORTABLE_POSTCOLORMATRIX], GL_POST_COLOR_MATRIX_COLOR_TABLE); TEST_AND_UPDATE(ctx->Polygon.CullFlag, enable->CullFace, GL_CULL_FACE); + TEST_AND_UPDATE(ctx->Transform.DepthClamp, enable->DepthClamp, + GL_DEPTH_CLAMP); TEST_AND_UPDATE(ctx->Depth.Test, enable->DepthTest, GL_DEPTH_TEST); TEST_AND_UPDATE(ctx->Color.DitherFlag, enable->Dither, GL_DITHER); TEST_AND_UPDATE(ctx->Pixel.Convolution1DEnabled, enable->Convolution1D, @@ -1221,6 +1225,9 @@ _mesa_PopAttrib(void) if (xform->RescaleNormals != ctx->Transform.RescaleNormals) _mesa_set_enable(ctx, GL_RESCALE_NORMAL_EXT, ctx->Transform.RescaleNormals); + if (xform->DepthClamp != ctx->Transform.DepthClamp) + _mesa_set_enable(ctx, GL_DEPTH_CLAMP, + ctx->Transform.DepthClamp); } break; case GL_TEXTURE_BIT: diff --git a/src/mesa/main/enable.c b/src/mesa/main/enable.c index 4bc54771e9..d066153fc2 100644 --- a/src/mesa/main/enable.c +++ b/src/mesa/main/enable.c @@ -37,6 +37,7 @@ #include "mtypes.h" #include "enums.h" #include "math/m_matrix.h" +#include "math/m_xform.h" #include "api_arrayelt.h" @@ -947,6 +948,20 @@ _mesa_set_enable(GLcontext *ctx, GLenum cap, GLboolean state) ctx->Depth.BoundsTest = state; break; + case GL_DEPTH_CLAMP: + if (ctx->Transform.DepthClamp == state) + return; + /* Neither the x86 nor sparc asm cliptest functions have been updated + * for ARB_depth_clamp, so force the C paths. + */ + if (state) + init_c_cliptest(); + + CHECK_EXTENSION(ARB_depth_clamp, cap); + FLUSH_VERTICES(ctx, _NEW_TRANSFORM); + ctx->Transform.DepthClamp = state; + break; + #if FEATURE_ATI_fragment_shader case GL_FRAGMENT_SHADER_ATI: CHECK_EXTENSION(ATI_fragment_shader, cap); @@ -1395,6 +1410,11 @@ _mesa_IsEnabled( GLenum cap ) CHECK_EXTENSION(EXT_depth_bounds_test); return ctx->Depth.BoundsTest; + /* GL_ARB_depth_clamp */ + case GL_DEPTH_CLAMP: + CHECK_EXTENSION(ARB_depth_clamp); + return ctx->Transform.DepthClamp; + #if FEATURE_ATI_fragment_shader case GL_FRAGMENT_SHADER_ATI: CHECK_EXTENSION(ATI_fragment_shader); diff --git a/src/mesa/main/extensions.c b/src/mesa/main/extensions.c index e3070b1547..ea67f820af 100644 --- a/src/mesa/main/extensions.c +++ b/src/mesa/main/extensions.c @@ -47,6 +47,7 @@ static const struct { } default_extensions[] = { { OFF, "GL_ARB_copy_buffer", F(ARB_copy_buffer) }, { OFF, "GL_ARB_depth_texture", F(ARB_depth_texture) }, + { OFF, "GL_ARB_depth_clamp", F(ARB_depth_clamp) }, { ON, "GL_ARB_draw_buffers", F(ARB_draw_buffers) }, { OFF, "GL_ARB_fragment_program", F(ARB_fragment_program) }, { OFF, "GL_ARB_fragment_program_shadow", F(ARB_fragment_program_shadow) }, @@ -192,6 +193,7 @@ void _mesa_enable_sw_extensions(GLcontext *ctx) { ctx->Extensions.ARB_copy_buffer = GL_TRUE; + ctx->Extensions.ARB_depth_clamp = GL_TRUE; ctx->Extensions.ARB_depth_texture = GL_TRUE; /*ctx->Extensions.ARB_draw_buffers = GL_TRUE;*/ #if FEATURE_ARB_fragment_program diff --git a/src/mesa/main/get_gen.py b/src/mesa/main/get_gen.py index 2878c1b552..364d8c55c4 100644 --- a/src/mesa/main/get_gen.py +++ b/src/mesa/main/get_gen.py @@ -905,6 +905,10 @@ StateVars = [ ["ctx->Depth.BoundsMin", "ctx->Depth.BoundsMax"], "", ["EXT_depth_bounds_test"] ), + # GL_ARB_depth_clamp + ( "GL_DEPTH_CLAMP", GLboolean, ["ctx->Transform.DepthClamp"], "", + ["ARB_depth_clamp"] ), + # GL_ARB_draw_buffers ( "GL_MAX_DRAW_BUFFERS_ARB", GLint, ["ctx->Const.MaxDrawBuffers"], "", None ), diff --git a/src/mesa/main/mtypes.h b/src/mesa/main/mtypes.h index 6b64bf8139..20cd3aa5c0 100644 --- a/src/mesa/main/mtypes.h +++ b/src/mesa/main/mtypes.h @@ -1482,6 +1482,7 @@ struct gl_transform_attrib GLboolean Normalize; /**< Normalize all normals? */ GLboolean RescaleNormals; /**< GL_EXT_rescale_normal */ GLboolean RasterPositionUnclipped; /**< GL_IBM_rasterpos_clip */ + GLboolean DepthClamp; /**< GL_ARB_depth_clamp */ GLboolean CullVertexFlag; /**< True if GL_CULL_VERTEX_EXT is enabled */ GLfloat CullEyePos[4]; @@ -2475,6 +2476,7 @@ struct gl_extensions GLboolean dummy; /* don't remove this! */ GLboolean ARB_copy_buffer; GLboolean ARB_depth_texture; + GLboolean ARB_depth_clamp; GLboolean ARB_draw_buffers; GLboolean ARB_fragment_program; GLboolean ARB_fragment_program_shadow; diff --git a/src/mesa/math/m_clip_tmp.h b/src/mesa/math/m_clip_tmp.h index f3a589be05..2e30964057 100644 --- a/src/mesa/math/m_clip_tmp.h +++ b/src/mesa/math/m_clip_tmp.h @@ -44,7 +44,8 @@ static GLvector4f * _XFORMAPI TAG(cliptest_points4)( GLvector4f *clip_vec, GLvector4f *proj_vec, GLubyte clipMask[], GLubyte *orMask, - GLubyte *andMask ) + GLubyte *andMask, + GLboolean viewport_z_clip ) { const GLuint stride = clip_vec->stride; const GLfloat *from = (GLfloat *)clip_vec->start; @@ -66,16 +67,20 @@ static GLvector4f * _XFORMAPI TAG(cliptest_points4)( GLvector4f *clip_vec, mask |= (((cw < -cx) << CLIP_LEFT_SHIFT)); mask |= (((cw < cy) << CLIP_TOP_SHIFT)); mask |= (((cw < -cy) << CLIP_BOTTOM_SHIFT)); - mask |= (((cw < cz) << CLIP_FAR_SHIFT)); - mask |= (((cw < -cz) << CLIP_NEAR_SHIFT)); + if (viewport_z_clip) { + mask |= (((cw < cz) << CLIP_FAR_SHIFT)); + mask |= (((cw < -cz) << CLIP_NEAR_SHIFT)); + } #else /* !defined(macintosh)) */ GLubyte mask = 0; if (-cx + cw < 0) mask |= CLIP_RIGHT_BIT; if ( cx + cw < 0) mask |= CLIP_LEFT_BIT; if (-cy + cw < 0) mask |= CLIP_TOP_BIT; if ( cy + cw < 0) mask |= CLIP_BOTTOM_BIT; - if (-cz + cw < 0) mask |= CLIP_FAR_BIT; - if ( cz + cw < 0) mask |= CLIP_NEAR_BIT; + if (viewport_z_clip) { + if (-cz + cw < 0) mask |= CLIP_FAR_BIT; + if ( cz + cw < 0) mask |= CLIP_NEAR_BIT; + } #endif /* defined(macintosh) */ clipMask[i] = mask; @@ -119,7 +124,8 @@ static GLvector4f * _XFORMAPI TAG(cliptest_np_points4)( GLvector4f *clip_vec, GLvector4f *proj_vec, GLubyte clipMask[], GLubyte *orMask, - GLubyte *andMask ) + GLubyte *andMask, + GLboolean viewport_z_clip ) { const GLuint stride = clip_vec->stride; const GLuint count = clip_vec->count; @@ -141,16 +147,20 @@ static GLvector4f * _XFORMAPI TAG(cliptest_np_points4)( GLvector4f *clip_vec, mask |= (((cw < -cx) << CLIP_LEFT_SHIFT)); mask |= (((cw < cy) << CLIP_TOP_SHIFT)); mask |= (((cw < -cy) << CLIP_BOTTOM_SHIFT)); - mask |= (((cw < cz) << CLIP_FAR_SHIFT)); - mask |= (((cw < -cz) << CLIP_NEAR_SHIFT)); + if (viewport_z_clip) { + mask |= (((cw < cz) << CLIP_FAR_SHIFT)); + mask |= (((cw < -cz) << CLIP_NEAR_SHIFT)); + } #else /* !defined(macintosh)) */ GLubyte mask = 0; if (-cx + cw < 0) mask |= CLIP_RIGHT_BIT; if ( cx + cw < 0) mask |= CLIP_LEFT_BIT; if (-cy + cw < 0) mask |= CLIP_TOP_BIT; if ( cy + cw < 0) mask |= CLIP_BOTTOM_BIT; - if (-cz + cw < 0) mask |= CLIP_FAR_BIT; - if ( cz + cw < 0) mask |= CLIP_NEAR_BIT; + if (viewport_z_clip) { + if (-cz + cw < 0) mask |= CLIP_FAR_BIT; + if ( cz + cw < 0) mask |= CLIP_NEAR_BIT; + } #endif /* defined(macintosh) */ clipMask[i] = mask; @@ -171,7 +181,8 @@ static GLvector4f * _XFORMAPI TAG(cliptest_points3)( GLvector4f *clip_vec, GLvector4f *proj_vec, GLubyte clipMask[], GLubyte *orMask, - GLubyte *andMask ) + GLubyte *andMask, + GLboolean viewport_z_clip ) { const GLuint stride = clip_vec->stride; const GLuint count = clip_vec->count; @@ -187,8 +198,10 @@ static GLvector4f * _XFORMAPI TAG(cliptest_points3)( GLvector4f *clip_vec, else if (cx < -1.0) mask |= CLIP_LEFT_BIT; if (cy > 1.0) mask |= CLIP_TOP_BIT; else if (cy < -1.0) mask |= CLIP_BOTTOM_BIT; - if (cz > 1.0) mask |= CLIP_FAR_BIT; - else if (cz < -1.0) mask |= CLIP_NEAR_BIT; + if (viewport_z_clip) { + if (cz > 1.0) mask |= CLIP_FAR_BIT; + else if (cz < -1.0) mask |= CLIP_NEAR_BIT; + } clipMask[i] = mask; tmpOrMask |= mask; tmpAndMask &= mask; @@ -204,7 +217,8 @@ static GLvector4f * _XFORMAPI TAG(cliptest_points2)( GLvector4f *clip_vec, GLvector4f *proj_vec, GLubyte clipMask[], GLubyte *orMask, - GLubyte *andMask ) + GLubyte *andMask, + GLboolean viewport_z_clip ) { const GLuint stride = clip_vec->stride; const GLuint count = clip_vec->count; @@ -231,7 +245,7 @@ static GLvector4f * _XFORMAPI TAG(cliptest_points2)( GLvector4f *clip_vec, } -static void TAG(init_c_cliptest)( void ) +void TAG(init_c_cliptest)( void ) { _mesa_clip_tab[4] = TAG(cliptest_points4); _mesa_clip_tab[3] = TAG(cliptest_points3); diff --git a/src/mesa/math/m_debug_clip.c b/src/mesa/math/m_debug_clip.c index 460fed4a75..f2b757a91b 100644 --- a/src/mesa/math/m_debug_clip.c +++ b/src/mesa/math/m_debug_clip.c @@ -67,7 +67,8 @@ static GLvector4f *ref_cliptest_points4( GLvector4f *clip_vec, GLvector4f *proj_vec, GLubyte clipMask[], GLubyte *orMask, - GLubyte *andMask ) + GLubyte *andMask, + GLboolean viewport_z_clip ) { const GLuint stride = clip_vec->stride; const GLuint count = clip_vec->count; @@ -87,8 +88,10 @@ static GLvector4f *ref_cliptest_points4( GLvector4f *clip_vec, if ( cx + cw < 0 ) mask |= CLIP_LEFT_BIT; if ( -cy + cw < 0 ) mask |= CLIP_TOP_BIT; if ( cy + cw < 0 ) mask |= CLIP_BOTTOM_BIT; - if ( -cz + cw < 0 ) mask |= CLIP_FAR_BIT; - if ( cz + cw < 0 ) mask |= CLIP_NEAR_BIT; + if (viewport_z_clip) { + if ( -cz + cw < 0 ) mask |= CLIP_FAR_BIT; + if ( cz + cw < 0 ) mask |= CLIP_NEAR_BIT; + } clipMask[i] = mask; if ( mask ) { c++; diff --git a/src/mesa/math/m_xform.h b/src/mesa/math/m_xform.h index 7ef76e0b92..33421ad1c0 100644 --- a/src/mesa/math/m_xform.h +++ b/src/mesa/math/m_xform.h @@ -43,7 +43,8 @@ extern void _math_init_transformation(void); - +extern void +init_c_cliptest(void); /* KW: Clip functions now do projective divide as well. The projected * coordinates are very useful to us because they let us cull @@ -102,7 +103,8 @@ typedef GLvector4f * (_XFORMAPIP clip_func)( GLvector4f *vClip, GLvector4f *vProj, GLubyte clipMask[], GLubyte *orMask, - GLubyte *andMask ); + GLubyte *andMask, + GLboolean viewport_z_clip ); typedef void (*dotprod_func)( GLfloat *out, GLuint out_stride, diff --git a/src/mesa/sparc/clip.S b/src/mesa/sparc/clip.S index 208843c606..dc239171ff 100644 --- a/src/mesa/sparc/clip.S +++ b/src/mesa/sparc/clip.S @@ -58,7 +58,8 @@ clip_table: .byte 31, 29, 31, 30, 27, 25, 27, 26 /* GLvector4f *clip_vec, GLvector4f *proj_vec, - GLubyte clipMask[], GLubyte *orMask, GLubyte *andMask */ + GLubyte clipMask[], GLubyte *orMask, GLubyte *andMask, + GLboolean viewport_z_enable */ .align 64 __pc_tramp: diff --git a/src/mesa/sparc/sparc.c b/src/mesa/sparc/sparc.c index d2286a2c83..cea0c7cecf 100644 --- a/src/mesa/sparc/sparc.c +++ b/src/mesa/sparc/sparc.c @@ -78,13 +78,15 @@ extern GLvector4f *_mesa_sparc_cliptest_points4(GLvector4f *clip_vec, GLvector4f *proj_vec, GLubyte clipMask[], GLubyte *orMask, - GLubyte *andMask); + GLubyte *andMask, + GLboolean viewport_z_clip); extern GLvector4f *_mesa_sparc_cliptest_points4_np(GLvector4f *clip_vec, GLvector4f *proj_vec, GLubyte clipMask[], GLubyte *orMask, - GLubyte *andMask); + GLubyte *andMask, + GLboolean viewport_z_clip); #define NORM_ARGS const GLmatrix *mat, \ GLfloat scale, \ diff --git a/src/mesa/swrast/s_depth.c b/src/mesa/swrast/s_depth.c index 26e23f02d5..1a428fb1a2 100644 --- a/src/mesa/swrast/s_depth.c +++ b/src/mesa/swrast/s_depth.c @@ -497,6 +497,33 @@ depth_test_span32( GLcontext *ctx, GLuint n, return passed; } +/* Apply ARB_depth_clamp to span of fragments. */ +void +_swrast_depth_clamp_span( GLcontext *ctx, SWspan *span ) +{ + struct gl_framebuffer *fb = ctx->DrawBuffer; + struct gl_renderbuffer *rb = fb->_DepthBuffer; + const GLuint count = span->end; + GLuint *zValues = span->array->z; + GLuint near, far; + int i; + + if (rb->DataType == GL_UNSIGNED_SHORT) { + near = FLOAT_TO_UINT(ctx->Viewport.Near); + far = FLOAT_TO_UINT(ctx->Viewport.Far); + } else { + assert(rb->DataType == GL_UNSIGNED_INT); + CLAMPED_FLOAT_TO_USHORT(near, ctx->Viewport.Near); + CLAMPED_FLOAT_TO_USHORT(far, ctx->Viewport.Far); + } + for (i = 0; i < count; i++) { + if (zValues[i] < near) + zValues[i] = near; + if (zValues[i] > far) + zValues[i] = far; + } +} + /* diff --git a/src/mesa/swrast/s_depth.h b/src/mesa/swrast/s_depth.h index 3688625683..7eae366742 100644 --- a/src/mesa/swrast/s_depth.h +++ b/src/mesa/swrast/s_depth.h @@ -33,6 +33,8 @@ extern GLuint _swrast_depth_test_span( GLcontext *ctx, SWspan *span); +extern void +_swrast_depth_clamp_span( GLcontext *ctx, SWspan *span ); extern GLboolean _swrast_depth_bounds_test( GLcontext *ctx, SWspan *span ); diff --git a/src/mesa/swrast/s_span.c b/src/mesa/swrast/s_span.c index 0e2793b474..a45eac438e 100644 --- a/src/mesa/swrast/s_span.c +++ b/src/mesa/swrast/s_span.c @@ -880,6 +880,9 @@ _swrast_write_index_span( GLcontext *ctx, SWspan *span) stipple_polygon_span(ctx, span); } + if (ctx->Transform.DepthClamp) + _swrast_depth_clamp_span(ctx, span); + /* Stencil and Z testing */ if (ctx->Stencil._Enabled || ctx->Depth.Test) { if (!(span->arrayMask & SPAN_Z)) diff --git a/src/mesa/tnl/t_rasterpos.c b/src/mesa/tnl/t_rasterpos.c index f1fdddf0f5..99b6787455 100644 --- a/src/mesa/tnl/t_rasterpos.c +++ b/src/mesa/tnl/t_rasterpos.c @@ -46,11 +46,10 @@ * \return zero if outside view volume, or one if inside. */ static GLuint -viewclip_point( const GLfloat v[] ) +viewclip_point_xy( const GLfloat v[] ) { if ( v[0] > v[3] || v[0] < -v[3] - || v[1] > v[3] || v[1] < -v[3] - || v[2] > v[3] || v[2] < -v[3] ) { + || v[1] > v[3] || v[1] < -v[3] ) { return 0; } else { @@ -408,18 +407,18 @@ _tnl_RasterPos(GLcontext *ctx, const GLfloat vObj[4]) /* apply projection matrix: clip = Proj * eye */ TRANSFORM_POINT( clip, ctx->ProjectionMatrixStack.Top->m, eye ); - /* clip to view volume */ - if (ctx->Transform.RasterPositionUnclipped) { - /* GL_IBM_rasterpos_clip: only clip against Z */ + /* clip to view volume. */ + if (!ctx->Transform.DepthClamp) { if (viewclip_point_z(clip) == 0) { ctx->Current.RasterPosValid = GL_FALSE; return; } } - else if (viewclip_point(clip) == 0) { - /* Normal OpenGL behaviour */ - ctx->Current.RasterPosValid = GL_FALSE; - return; + if (!ctx->Transform.RasterPositionUnclipped) { + if (viewclip_point_xy(clip) == 0) { + ctx->Current.RasterPosValid = GL_FALSE; + return; + } } /* clip to user clipping planes */ @@ -443,6 +442,12 @@ _tnl_RasterPos(GLcontext *ctx, const GLfloat vObj[4]) / ctx->DrawBuffer->_DepthMaxF; ctx->Current.RasterPos[3] = clip[3]; + if (ctx->Transform.DepthClamp) { + ctx->Current.RasterPos[3] = CLAMP(ctx->Current.RasterPos[3], + ctx->Viewport.Near, + ctx->Viewport.Far); + } + /* compute raster distance */ if (ctx->Fog.FogCoordinateSource == GL_FOG_COORDINATE_EXT) ctx->Current.RasterDistance = ctx->Current.Attrib[VERT_ATTRIB_FOG][0]; diff --git a/src/mesa/tnl/t_vb_program.c b/src/mesa/tnl/t_vb_program.c index dc954bcba1..5d89f8bc31 100644 --- a/src/mesa/tnl/t_vb_program.c +++ b/src/mesa/tnl/t_vb_program.c @@ -137,7 +137,8 @@ do_ndc_cliptest(GLcontext *ctx, struct vp_stage_data *store) &store->ndcCoords, store->clipmask, &store->ormask, - &store->andmask ); + &store->andmask, + !ctx->Transform.DepthClamp ); } else { VB->NdcPtr = NULL; @@ -145,7 +146,8 @@ do_ndc_cliptest(GLcontext *ctx, struct vp_stage_data *store) NULL, store->clipmask, &store->ormask, - &store->andmask ); + &store->andmask, + !ctx->Transform.DepthClamp ); } if (store->andmask) { diff --git a/src/mesa/tnl/t_vb_vertex.c b/src/mesa/tnl/t_vb_vertex.c index 30aa7c4086..6a746417c8 100644 --- a/src/mesa/tnl/t_vb_vertex.c +++ b/src/mesa/tnl/t_vb_vertex.c @@ -173,7 +173,8 @@ static GLboolean run_vertex_stage( GLcontext *ctx, &store->proj, store->clipmask, &store->ormask, - &store->andmask ); + &store->andmask, + !ctx->Transform.DepthClamp ); } else { VB->NdcPtr = NULL; @@ -181,7 +182,8 @@ static GLboolean run_vertex_stage( GLcontext *ctx, NULL, store->clipmask, &store->ormask, - &store->andmask ); + &store->andmask, + !ctx->Transform.DepthClamp ); } if (store->andmask) diff --git a/src/mesa/x86/x86_xform.c b/src/mesa/x86/x86_xform.c index 16b2b26bcc..52f6b25d81 100644 --- a/src/mesa/x86/x86_xform.c +++ b/src/mesa/x86/x86_xform.c @@ -60,21 +60,24 @@ _mesa_x86_cliptest_points4( GLvector4f *clip_vec, GLvector4f *proj_vec, GLubyte clipMask[], GLubyte *orMask, - GLubyte *andMask ); + GLubyte *andMask, + GLboolean viewport_z_clip ); extern GLvector4f * _ASMAPI _mesa_x86_cliptest_points4_np( GLvector4f *clip_vec, GLvector4f *proj_vec, GLubyte clipMask[], GLubyte *orMask, - GLubyte *andMask ); + GLubyte *andMask, + GLboolean viewport_z_clip ); extern void _ASMAPI _mesa_v16_x86_cliptest_points4( GLfloat *first_vert, GLfloat *last_vert, GLubyte *or_mask, GLubyte *and_mask, - GLubyte *clip_mask ); + GLubyte *clip_mask, + GLboolean viewport_z_clip ); extern void _ASMAPI _mesa_v16_x86_general_xform( GLfloat *dest, -- cgit v1.2.3