From f4092abdf94af6a99aff944d6264bc1284e8bdd4 Mon Sep 17 00:00:00 2001 From: Reinhard Tartler Date: Mon, 10 Oct 2011 17:43:39 +0200 Subject: Imported nx-X11-3.1.0-1.tar.gz Summary: Imported nx-X11-3.1.0-1.tar.gz Keywords: Imported nx-X11-3.1.0-1.tar.gz into Git repository --- nx-X11/extras/Mesa/src/mesa/main/hint.c | 153 ++++++++++++++++++++++++++++++++ 1 file changed, 153 insertions(+) create mode 100644 nx-X11/extras/Mesa/src/mesa/main/hint.c (limited to 'nx-X11/extras/Mesa/src/mesa/main/hint.c') diff --git a/nx-X11/extras/Mesa/src/mesa/main/hint.c b/nx-X11/extras/Mesa/src/mesa/main/hint.c new file mode 100644 index 000000000..6680edd16 --- /dev/null +++ b/nx-X11/extras/Mesa/src/mesa/main/hint.c @@ -0,0 +1,153 @@ + +/* + * Mesa 3-D graphics library + * Version: 4.1 + * + * Copyright (C) 1999-2002 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. + */ + + +#include "glheader.h" +#include "enums.h" +#include "context.h" +#include "hint.h" +#include "imports.h" + + + +void GLAPIENTRY +_mesa_Hint( GLenum target, GLenum mode ) +{ + GET_CURRENT_CONTEXT(ctx); + ASSERT_OUTSIDE_BEGIN_END(ctx); + + if (MESA_VERBOSE & VERBOSE_API) + _mesa_debug(ctx, "glHint %s %d\n", + _mesa_lookup_enum_by_nr(target), mode); + + if (mode != GL_NICEST && mode != GL_FASTEST && mode != GL_DONT_CARE) { + _mesa_error(ctx, GL_INVALID_ENUM, "glHint(mode)"); + return; + } + + switch (target) { + case GL_FOG_HINT: + if (ctx->Hint.Fog == mode) + return; + FLUSH_VERTICES(ctx, _NEW_HINT); + ctx->Hint.Fog = mode; + break; + case GL_LINE_SMOOTH_HINT: + if (ctx->Hint.LineSmooth == mode) + return; + FLUSH_VERTICES(ctx, _NEW_HINT); + ctx->Hint.LineSmooth = mode; + break; + case GL_PERSPECTIVE_CORRECTION_HINT: + if (ctx->Hint.PerspectiveCorrection == mode) + return; + FLUSH_VERTICES(ctx, _NEW_HINT); + ctx->Hint.PerspectiveCorrection = mode; + break; + case GL_POINT_SMOOTH_HINT: + if (ctx->Hint.PointSmooth == mode) + return; + FLUSH_VERTICES(ctx, _NEW_HINT); + ctx->Hint.PointSmooth = mode; + break; + case GL_POLYGON_SMOOTH_HINT: + if (ctx->Hint.PolygonSmooth == mode) + return; + FLUSH_VERTICES(ctx, _NEW_HINT); + ctx->Hint.PolygonSmooth = mode; + break; + + /* GL_EXT_clip_volume_hint */ + case GL_CLIP_VOLUME_CLIPPING_HINT_EXT: + if (ctx->Hint.ClipVolumeClipping == mode) + return; + FLUSH_VERTICES(ctx, _NEW_HINT); + ctx->Hint.ClipVolumeClipping = mode; + break; + + /* GL_ARB_texture_compression */ + case GL_TEXTURE_COMPRESSION_HINT_ARB: + if (!ctx->Extensions.ARB_texture_compression) { + _mesa_error(ctx, GL_INVALID_ENUM, "glHint(target)"); + return; + } + if (ctx->Hint.TextureCompression == mode) + return; + FLUSH_VERTICES(ctx, _NEW_HINT); + ctx->Hint.TextureCompression = mode; + break; + + /* GL_SGIS_generate_mipmap */ + case GL_GENERATE_MIPMAP_HINT_SGIS: + if (!ctx->Extensions.SGIS_generate_mipmap) { + _mesa_error(ctx, GL_INVALID_ENUM, "glHint(target)"); + return; + } + if (ctx->Hint.GenerateMipmap == mode) + return; + FLUSH_VERTICES(ctx, _NEW_HINT); + ctx->Hint.GenerateMipmap = mode; + break; + + /* GL_ARB_fragment_shader */ + case GL_FRAGMENT_SHADER_DERIVATIVE_HINT_ARB: + if (!ctx->Extensions.ARB_fragment_shader) { + _mesa_error(ctx, GL_INVALID_ENUM, "glHint(target)"); + return; + } + if (ctx->Hint.FragmentShaderDerivative == mode) + return; + FLUSH_VERTICES(ctx, _NEW_HINT); + ctx->Hint.FragmentShaderDerivative = mode; + break; + + default: + _mesa_error(ctx, GL_INVALID_ENUM, "glHint(target)"); + return; + } + + if (ctx->Driver.Hint) { + (*ctx->Driver.Hint)( ctx, target, mode ); + } +} + + +/**********************************************************************/ +/***** Initialization *****/ +/**********************************************************************/ + +void _mesa_init_hint( GLcontext * ctx ) +{ + /* Hint group */ + ctx->Hint.PerspectiveCorrection = GL_DONT_CARE; + ctx->Hint.PointSmooth = GL_DONT_CARE; + ctx->Hint.LineSmooth = GL_DONT_CARE; + ctx->Hint.PolygonSmooth = GL_DONT_CARE; + ctx->Hint.Fog = GL_DONT_CARE; + ctx->Hint.ClipVolumeClipping = GL_DONT_CARE; + ctx->Hint.TextureCompression = GL_DONT_CARE; + ctx->Hint.GenerateMipmap = GL_DONT_CARE; + ctx->Hint.FragmentShaderDerivative = GL_DONT_CARE; +} -- cgit v1.2.3