diff options
Diffstat (limited to 'src/mesa/main/hint.c')
| -rw-r--r-- | src/mesa/main/hint.c | 176 |
1 files changed, 176 insertions, 0 deletions
diff --git a/src/mesa/main/hint.c b/src/mesa/main/hint.c new file mode 100644 index 00000000000..eeed3f8afa0 --- /dev/null +++ b/src/mesa/main/hint.c @@ -0,0 +1,176 @@ +/* $Id: hint.c,v 1.1 2000/02/02 19:14:56 brianp Exp $ */ + +/* + * Mesa 3-D graphics library + * Version: 3.3 + * + * Copyright (C) 1999-2000 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. + */ + + +#ifdef PC_HEADER +#include "all.h" +#else +#include "glheader.h" +#include "enums.h" +#include "context.h" +#include "hint.h" +#include "state.h" +#endif + + + +void +_mesa_Hint( GLenum target, GLenum mode ) +{ + GET_CURRENT_CONTEXT(ctx); + (void) _mesa_try_Hint( ctx, target, mode ); +} + + +GLboolean +_mesa_try_Hint( GLcontext *ctx, GLenum target, GLenum mode ) +{ + ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH_WITH_RETVAL(ctx, "glHint", GL_FALSE); + + if (MESA_VERBOSE & VERBOSE_API) + fprintf(stderr, "glHint %s %d\n", gl_lookup_enum_by_nr(target), mode); + + switch (target) { + case GL_FOG_HINT: + ctx->Hint.Fog = mode; + break; + case GL_LINE_SMOOTH_HINT: + ctx->Hint.LineSmooth = mode; + break; + case GL_PERSPECTIVE_CORRECTION_HINT: + ctx->Hint.PerspectiveCorrection = mode; + break; + case GL_POINT_SMOOTH_HINT: + ctx->Hint.PointSmooth = mode; + break; + case GL_POLYGON_SMOOTH_HINT: + ctx->Hint.PolygonSmooth = mode; + break; + case GL_PREFER_DOUBLEBUFFER_HINT_PGI: + case GL_STRICT_DEPTHFUNC_HINT_PGI: + break; + case GL_STRICT_LIGHTING_HINT_PGI: + ctx->Hint.StrictLighting = mode; + break; + case GL_STRICT_SCISSOR_HINT_PGI: + case GL_FULL_STIPPLE_HINT_PGI: + case GL_NATIVE_GRAPHICS_BEGIN_HINT_PGI: + case GL_NATIVE_GRAPHICS_END_HINT_PGI: + case GL_CONSERVE_MEMORY_HINT_PGI: + case GL_RECLAIM_MEMORY_HINT_PGI: + break; + case GL_ALWAYS_FAST_HINT_PGI: + if (mode) { + ctx->Hint.AllowDrawWin = GL_TRUE; + ctx->Hint.AllowDrawSpn = GL_FALSE; + ctx->Hint.AllowDrawMem = GL_FALSE; + } else { + ctx->Hint.AllowDrawWin = GL_TRUE; + ctx->Hint.AllowDrawSpn = GL_TRUE; + ctx->Hint.AllowDrawMem = GL_TRUE; + } + break; + case GL_ALWAYS_SOFT_HINT_PGI: + ctx->Hint.AllowDrawWin = GL_TRUE; + ctx->Hint.AllowDrawSpn = GL_TRUE; + ctx->Hint.AllowDrawMem = GL_TRUE; + break; + case GL_ALLOW_DRAW_OBJ_HINT_PGI: + break; + case GL_ALLOW_DRAW_WIN_HINT_PGI: + ctx->Hint.AllowDrawWin = mode; + break; + case GL_ALLOW_DRAW_SPN_HINT_PGI: + ctx->Hint.AllowDrawSpn = mode; + break; + case GL_ALLOW_DRAW_MEM_HINT_PGI: + ctx->Hint.AllowDrawMem = mode; + break; + case GL_CLIP_NEAR_HINT_PGI: + case GL_CLIP_FAR_HINT_PGI: + case GL_WIDE_LINE_HINT_PGI: + case GL_BACK_NORMALS_HINT_PGI: + case GL_NATIVE_GRAPHICS_HANDLE_PGI: + break; + + /* GL_EXT_clip_volume_hint */ + case GL_CLIP_VOLUME_CLIPPING_HINT_EXT: + ctx->Hint.ClipVolumeClipping = mode; + break; + + default: + gl_error( ctx, GL_INVALID_ENUM, "glHint(target)" ); + return GL_FALSE; + } + ctx->NewState |= NEW_ALL; /* just to be safe */ + + if (ctx->Driver.Hint) { + (*ctx->Driver.Hint)( ctx, target, mode ); + } + + return GL_TRUE; +} + + +void +_mesa_HintPGI( GLenum target, GLint mode ) +{ + GET_CURRENT_CONTEXT(ctx); + ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx, "glHintPGI"); + + if (MESA_VERBOSE & VERBOSE_API) + fprintf(stderr, "glHintPGI %s %d\n", gl_lookup_enum_by_nr(target), mode); + + switch (target) { + case GL_PREFER_DOUBLEBUFFER_HINT_PGI: + case GL_STRICT_DEPTHFUNC_HINT_PGI: + case GL_STRICT_LIGHTING_HINT_PGI: + case GL_STRICT_SCISSOR_HINT_PGI: + case GL_FULL_STIPPLE_HINT_PGI: + case GL_NATIVE_GRAPHICS_BEGIN_HINT_PGI: + case GL_NATIVE_GRAPHICS_END_HINT_PGI: + case GL_CONSERVE_MEMORY_HINT_PGI: + case GL_RECLAIM_MEMORY_HINT_PGI: + case GL_ALWAYS_FAST_HINT_PGI: + case GL_ALWAYS_SOFT_HINT_PGI: + case GL_ALLOW_DRAW_OBJ_HINT_PGI: + case GL_ALLOW_DRAW_WIN_HINT_PGI: + case GL_ALLOW_DRAW_SPN_HINT_PGI: + case GL_ALLOW_DRAW_MEM_HINT_PGI: + case GL_CLIP_NEAR_HINT_PGI: + case GL_CLIP_FAR_HINT_PGI: + case GL_WIDE_LINE_HINT_PGI: + case GL_BACK_NORMALS_HINT_PGI: + case GL_NATIVE_GRAPHICS_HANDLE_PGI: + (void) _mesa_try_Hint(ctx, target, (GLenum) mode); + break; + default: + gl_error( ctx, GL_INVALID_ENUM, "glHintPGI(target)" ); + return; + } +} + + |