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author | Reinhard Tartler <siretart@tauware.de> | 2011-10-10 17:43:39 +0200 |
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committer | Reinhard Tartler <siretart@tauware.de> | 2011-10-10 17:43:39 +0200 |
commit | f4092abdf94af6a99aff944d6264bc1284e8bdd4 (patch) | |
tree | 2ac1c9cc16ceb93edb2c4382c088dac5aeafdf0f /nx-X11/extras/ogl-sample/main/doc/man/mangl/standard/enable.gl | |
parent | a840692edc9c6d19cd7c057f68e39c7d95eb767d (diff) | |
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Imported nx-X11-3.1.0-1.tar.gznx-X11/3.1.0-1
Summary: Imported nx-X11-3.1.0-1.tar.gz
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Imported nx-X11-3.1.0-1.tar.gz
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Diffstat (limited to 'nx-X11/extras/ogl-sample/main/doc/man/mangl/standard/enable.gl')
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1 files changed, 516 insertions, 0 deletions
diff --git a/nx-X11/extras/ogl-sample/main/doc/man/mangl/standard/enable.gl b/nx-X11/extras/ogl-sample/main/doc/man/mangl/standard/enable.gl new file mode 100644 index 000000000..763d92ab1 --- /dev/null +++ b/nx-X11/extras/ogl-sample/main/doc/man/mangl/standard/enable.gl @@ -0,0 +1,516 @@ +_C_ License Applicability. Except to the extent portions of this file are +_C_ made subject to an alternative license as permitted in the SGI Free +_C_ Software License B, Version 1.1 (the "License"), the contents of this +_C_ file are subject only to the provisions of the License. You may not use +_C_ this file except in compliance with the License. You may obtain a copy +_C_ of the License at Silicon Graphics, Inc., attn: Legal Services, 1600 +_C_ Amphitheatre Parkway, Mountain View, CA 94043-1351, or at: +_C_ +_C_ http://oss.sgi.com/projects/FreeB +_C_ +_C_ Note that, as provided in the License, the Software is distributed on an +_C_ "AS IS" basis, with ALL EXPRESS AND IMPLIED WARRANTIES AND CONDITIONS +_C_ DISCLAIMED, INCLUDING, WITHOUT LIMITATION, ANY IMPLIED WARRANTIES AND +_C_ CONDITIONS OF MERCHANTABILITY, SATISFACTORY QUALITY, FITNESS FOR A +_C_ PARTICULAR PURPOSE, AND NON-INFRINGEMENT. +_C_ +_C_ Original Code. The Original Code is: OpenGL Sample Implementation, +_C_ Version 1.2.1, released January 26, 2000, developed by Silicon Graphics, +_C_ Inc. The Original Code is Copyright (c) 1991-2000 Silicon Graphics, Inc. +_C_ Copyright in any portions created by third parties is as indicated +_C_ elsewhere herein. All Rights Reserved. +_C_ +_C_ Additional Notice Provisions: The application programming interfaces +_C_ established by SGI in conjunction with the Original Code are The +_C_ OpenGL(R) Graphics System: A Specification (Version 1.2.1), released +_C_ April 1, 1999; The OpenGL(R) Graphics System Utility Library (Version +_C_ 1.3), released November 4, 1998; and OpenGL(R) Graphics with the X +_C_ Window System(R) (Version 1.3), released October 19, 1998. This software +_C_ was created using the OpenGL(R) version 1.2.1 Sample Implementation +_C_ published by SGI, but has not been independently verified as being +_C_ compliant with the OpenGL(R) version 1.2.1 Specification. +_C_ +_C_ The first character in this file must be an '_'! +_C_ Anything on a line after _C_ is ignored +_define(_filters,eqn|tbl)_C_ +_C_ eqn is automatically replaced with neqn for nroff +_header(Enable, enable or disable server-side GL capabilities) +_names(Enable) +.SH PARAMETERS +_phead(_param1) +Specifies a symbolic constant indicating a GL capability. +_names(Disable) +.SH PARAMETERS +_phead(_param1) +Specifies a symbolic constant indicating a GL capability. +.SH DESCRIPTION +_cmnd and _cmnd(Disable) enable and disable various capabilities. +Use _cmnd(IsEnabled) or _cmnd(Get) to determine the current setting +of any capability. The initial value for each capability with the +exception of _const(DITHER) is _const(FALSE). The initial value for +_const(DITHER) is _const(TRUE). +.P +Both _cmnd(Enable) and _cmnd(Disable) take a single argument, _param1, +which can assume one of the following values: +.TP 25 +_const(ALPHA_TEST) +If enabled, +do alpha testing. See +_cmnd(AlphaFunc). +.TP +_const(AUTO_NORMAL) +If enabled, +generate normal vectors when either +_const(MAP2_VERTEX_3) or +_const(MAP2_VERTEX_4) is used to generate vertices. +See _cmnd(Map2). +.TP +_const(BLEND) +If enabled, +blend the incoming RGBA color values with the values in the color +buffers. See _cmnd(BlendFunc). +.TP +_const(CLIP_PLANE)\f2i\fP +If enabled, +clip geometry against user-defined clipping plane \f2i\fP. +See _cmnd(ClipPlane). +.TP +_const(COLOR_LOGIC_OP) +If enabled, +apply the currently selected logical operation to the incoming RGBA +color and color buffer values. See _cmnd(LogicOp). +.TP +_const(COLOR_MATERIAL) +If enabled, +have one or more material parameters track the current color. +See _cmnd(ColorMaterial). +.TP +_const(COLOR_TABLE) +If enabled, +preform a color table lookup on the incoming RGBA color values. +See _cmnd(ColorTable). +.TP +_const(CONVOLUTION_1D) +If enabled, +perform a 1D convolution operation on incoming RGBA color values. +See _cmnd(ConvolutionFilter1D). +.TP +_const(CONVOLUTION_2D) +If enabled, +perform a 2D convolution operation on incoming RGBA color values. +See _cmnd(ConvolutionFilter2D). +.TP +_const(CULL_FACE) +If enabled, +cull polygons based on their winding in window coordinates. +See _cmnd(CullFace). +.TP +_const(DEPTH_TEST) +If enabled, +do depth comparisons and update the depth buffer. Note that even if +the depth buffer exists and the depth mask is non-zero, the +depth buffer is not updated if the depth test is disabled. See +_cmnd(DepthFunc) and +.br +_cmnd(DepthRange). +.TP +_const(DITHER) +If enabled, +dither color components or indices before they are written to the +color buffer. +.TP +_const(FOG) +If enabled, +blend a fog color into the posttexturing color. +See _cmnd(Fog). +.TP +_const(HISTOGRAM) +If enabled, +histogram incoming RGBA color values. +See _cmnd(Histogram). +.TP +_const(INDEX_LOGIC_OP) +If enabled, +apply the currently selected logical operation to the incoming index and color +buffer indices. See +.br +_cmnd(LogicOp). +.TP +_const(LIGHT)\f2i\fP +If enabled, +include light \f2i\fP in the evaluation of the lighting +equation. See _cmnd(LightModel) and _cmnd(Light). +.TP +_const(LIGHTING) +If enabled, +use the current lighting parameters to compute the vertex color or index. +Otherwise, simply associate the current color or index with each +vertex. See +.br +_cmnd(Material), _cmnd(LightModel), and _cmnd(Light). +.TP +_const(LINE_SMOOTH) +If enabled, +draw lines with correct filtering. +Otherwise, +draw aliased lines. +See _cmnd(LineWidth). +.TP +_const(LINE_STIPPLE) +If enabled, +use the current line stipple pattern when drawing lines. See +_cmnd(LineStipple). +.TP +_const(MAP1_COLOR_4) +If enabled, +calls to +_cmnd(EvalCoord1), +_cmnd(EvalMesh1), and +_cmnd(EvalPoint1) generate RGBA values. +See _cmnd(Map1). +.TP +_const(MAP1_INDEX) +If enabled, +calls to +_cmnd(EvalCoord1), +_cmnd(EvalMesh1), and +_cmnd(EvalPoint1) generate color indices. +See _cmnd(Map1). +.TP +_const(MAP1_NORMAL) +If enabled, +calls to +_cmnd(EvalCoord1), +_cmnd(EvalMesh1), and +_cmnd(EvalPoint1) generate normals. +See _cmnd(Map1). +.TP +_const(MAP1_TEXTURE_COORD_1) +If enabled, +calls to +_cmnd(EvalCoord1), +_cmnd(EvalMesh1), and +_cmnd(EvalPoint1) generate +\f2s\fP +texture coordinates. +See _cmnd(Map1). +.TP +_const(MAP1_TEXTURE_COORD_2) +If enabled, +calls to +_cmnd(EvalCoord1), +_cmnd(EvalMesh1), and +_cmnd(EvalPoint1) generate +\f2s\fP and +\f2t\fP texture coordinates. +See _cmnd(Map1). +.TP +_const(MAP1_TEXTURE_COORD_3) +If enabled, +calls to +_cmnd(EvalCoord1), +_cmnd(EvalMesh1), and +_cmnd(EvalPoint1) generate +\f2s\fP, +\f2t\fP, and +\f2r\fP texture coordinates. +See _cmnd(Map1). +.TP +_const(MAP1_TEXTURE_COORD_4) +If enabled, +calls to +_cmnd(EvalCoord1), +_cmnd(EvalMesh1), and +_cmnd(EvalPoint1) generate +\f2s\fP, +\f2t\fP, +\f2r\fP, and +\f2q\fP texture coordinates. +See _cmnd(Map1). +.TP +_const(MAP1_VERTEX_3) +If enabled, +calls to +_cmnd(EvalCoord1), +_cmnd(EvalMesh1), and +_cmnd(EvalPoint1) generate +\f2x\fP, \f2y\fP, and \f2z\fP vertex coordinates. +See _cmnd(Map1). +.TP +_const(MAP1_VERTEX_4) +If enabled, +calls to +_cmnd(EvalCoord1), +_cmnd(EvalMesh1), and +_cmnd(EvalPoint1) generate +homogeneous +\f2x\fP, +\f2y\fP, +\f2z\fP, and +\f2w\fP vertex coordinates. +See _cmnd(Map1). +.TP +_const(MAP2_COLOR_4) +If enabled, +calls to +_cmnd(EvalCoord2), +_cmnd(EvalMesh2), and +_cmnd(EvalPoint2) generate RGBA values. +See _cmnd(Map2). +.TP +_const(MAP2_INDEX) +If enabled, +calls to +_cmnd(EvalCoord2), +_cmnd(EvalMesh2), and +_cmnd(EvalPoint2) generate color indices. +See _cmnd(Map2). +.TP +_const(MAP2_NORMAL) +If enabled, +calls to +_cmnd(EvalCoord2), +_cmnd(EvalMesh2), and +_cmnd(EvalPoint2) generate normals. +See _cmnd(Map2). +.TP +_const(MAP2_TEXTURE_COORD_1) +If enabled, +calls to +_cmnd(EvalCoord2), +_cmnd(EvalMesh2), and +_cmnd(EvalPoint2) generate +\f2s\fP +texture coordinates. +See _cmnd(Map2). +.TP +_const(MAP2_TEXTURE_COORD_2) +If enabled, +calls to +_cmnd(EvalCoord2), +_cmnd(EvalMesh2), and +_cmnd(EvalPoint2) generate +\f2s\fP and +\f2t\fP texture coordinates. +See _cmnd(Map2). +.TP +_const(MAP2_TEXTURE_COORD_3) +If enabled, +calls to +_cmnd(EvalCoord2), +_cmnd(EvalMesh2), and +_cmnd(EvalPoint2) generate +\f2s\fP, +\f2t\fP, and +\f2r\fP texture coordinates. +See _cmnd(Map2). +.TP +_const(MAP2_TEXTURE_COORD_4) +If enabled, +calls to +_cmnd(EvalCoord2), +_cmnd(EvalMesh2), and +_cmnd(EvalPoint2) generate +\f2s\fP, +\f2t\fP, +\f2r\fP, and +\f2q\fP texture coordinates. +See _cmnd(Map2). +.TP +_const(MAP2_VERTEX_3) +If enabled, +calls to +_cmnd(EvalCoord2), +_cmnd(EvalMesh2), and +_cmnd(EvalPoint2) generate +\f2x\fP, \f2y\fP, and \f2z\fP vertex coordinates. +See _cmnd(Map2). +.TP +_const(MAP2_VERTEX_4) +If enabled, +calls to +_cmnd(EvalCoord2), +_cmnd(EvalMesh2), and +_cmnd(EvalPoint2) generate +homogeneous +\f2x\fP, +\f2y\fP, +\f2z\fP, and +\f2w\fP vertex coordinates. +See _cmnd(Map2). +.TP +_const(MINMAX) +If enabled, +compute the minimum and maximum values of incoming RGBA color values. +See _cmnd(Minmax). +.TP +_const(NORMALIZE) +If enabled, +normal vectors specified with _cmnd(Normal) are scaled to unit length +after transformation. See _cmnd(Normal). +.TP +_const(POINT_SMOOTH) +If enabled, +draw points with proper filtering. +Otherwise, +draw aliased points. +See _cmnd(PointSize). +.TP +_const(POLYGON_OFFSET_FILL) +If enabled, and if the polygon is rendered in +_const(FILL) mode, an offset is added to depth values of a polygon's +fragments before the depth comparison is performed. +See _cmnd(PolygonOffset). +.TP +_const(POLYGON_OFFSET_LINE) +If enabled, and if the polygon is rendered in +_const(LINE) mode, an offset is added to depth values of a polygon's +fragments before the depth comparison is performed. See _cmnd(PolygonOffset). +.TP +_const(POLYGON_OFFSET_POINT) +If enabled, an offset is added to depth values of a polygon's fragments +before the depth comparison is performed, if the polygon is rendered in +_const(POINT) mode. See _cmnd(PolygonOffset). +.TP +_const(POLYGON_SMOOTH) +If enabled, draw polygons with proper filtering. +Otherwise, draw aliased polygons. For correct anti-aliased polygons, +an alpha buffer is needed and the polygons must be sorted front to +back. +.TP +_const(POLYGON_STIPPLE) +If enabled, +use the current polygon stipple pattern when rendering +polygons. See _cmnd(PolygonStipple). +.TP +_const(POST_COLOR_MATRIX_COLOR_TABLE) +If enabled, +preform a color table lookup on RGBA color values after color matrix +transformation. +See _cmnd(ColorTable). +.TP +_const(POST_CONVOLUTION_COLOR_TABLE) +If enabled, +preform a color table lookup on RGBA color values after convolution. +See _cmnd(ColorTable). +.TP +_const(RESCALE_NORMAL) +If enabled, normal vectors specified with _cmnd(Normal) are scaled to +unit length after transformation. See _cmnd(Normal). +.TP +_const(SEPARABLE_2D) +If enabled, perform a two-dimensional convolution operation using a separable +convolution filter on incoming RGBA color values. +See _cmnd(SeparableFilter2D). +.TP +_const(SCISSOR_TEST) +If enabled, +discard fragments that are outside the scissor rectangle. +See _cmnd(Scissor). +.TP +_const(STENCIL_TEST) +If enabled, +do stencil testing and update the stencil buffer. +See _cmnd(StencilFunc) and _cmnd(StencilOp). +.TP +_const(TEXTURE_1D) +If enabled, one-dimensional texturing is performed +(unless two- or three-dimensional texturing is also enabled). +See _cmnd(TexImage1D). +.TP +_const(TEXTURE_2D) +If enabled, two-dimensional texturing is performed +(unless three-dimensional texturing is also enabled). See _cmnd(TexImage2D). +.TP +_const(TEXTURE_3D) +If enabled, three-dimensional texturing is performed. See _cmnd(TexImage3D). +.TP +_const(TEXTURE_GEN_Q) +If enabled, +the \f2q\fP texture coordinate is computed using +the texture generation function defined with _cmnd(TexGen). +Otherwise, the current \f2q\fP texture coordinate is used. +See _cmnd(TexGen). +.TP +_const(TEXTURE_GEN_R) +If enabled, +the \f2r\fP texture coordinate is computed using +the texture generation function defined with _cmnd(TexGen). +Otherwise, the current \f2r\fP texture coordinate is used. +See _cmnd(TexGen). +.TP +_const(TEXTURE_GEN_S) +If enabled, +the \f2s\fP texture coordinate is computed using +the texture generation function defined with _cmnd(TexGen). +Otherwise, the current \f2s\fP texture coordinate is used. +See _cmnd(TexGen). +.TP +_const(TEXTURE_GEN_T) +If enabled, +the \f2t\fP texture coordinate is computed using +the texture generation function defined with _cmnd(TexGen). +Otherwise, the current \f2t\fP texture coordinate is used. +See _cmnd(TexGen). +.SH NOTES +_const(POLYGON_OFFSET_FILL), _const(POLYGON_OFFSET_LINE), +_const(POLYGON_OFFSET_POINT), +_const(COLOR_LOGIC_OP), and _const(INDEX_LOGIC_OP) are available +only if the GL version is 1.1 or greater. +.P +_const(RESCALE_NORMAL), and _const(TEXTURE_3D) are available only if the +GL version is 1.2 or greater. +.P +_const(COLOR_TABLE), _const(CONVOLUTION_1D), _const(CONVOLUTION_2D), +_const(HISTOGRAM), _const(MINMAX), +_const(POST_COLOR_MATRIX_COLOR_TABLE), +_const(POST_CONVOLUTION_COLOR_TABLE), and +_const(SEPARABLE_2D) are available only if _arbstring(imaging) is returned +from _cmnd(Get) with an argument of _const(EXTENSIONS). +.P +If _arbstring(multitexture) is supported, _const(TEXTURE_1D), +_const(TEXTURE_2D), _const(TEXTURE_3D), _const(TEXTURE_GEN_S), +_const(TEXTURE_GEN_T), _const(TEXTURE_GEN_R), and _const(TEXTURE_GEN_Q) +enable or disable the respective state for the active texture unit +specified with _cmnd(ActiveTextureARB). +.SH ERRORS +_const(INVALID_ENUM) is generated if _param1 is not one of the values +listed previously. +.P +_const(INVALID_OPERATION) is generated if _cmnd(Enable) or _cmnd(Disable) +is executed between the execution of _cmnd(Begin) +and the corresponding execution of _cmnd(End). +.SH SEE ALSO +_cmnd(ActiveTextureARB), +_cmnd(AlphaFunc), +_cmnd(BlendFunc), +_cmnd(ClipPlane), +_cmnd(ColorMaterial), +_cmnd(CullFace), +_cmnd(DepthFunc), +_cmnd(DepthRange), +_cmnd(EnableClientState), +_cmnd(Fog), +_cmnd(Get), +_cmnd(IsEnabled), +_cmnd(Light), +_cmnd(LightModel), +_cmnd(LineWidth), +_cmnd(LineStipple), +_cmnd(LogicOp), +_cmnd(Map1), +_cmnd(Map2), +_cmnd(Material), +_cmnd(Normal), +_cmnd(PointSize), +_cmnd(PolygonMode), +_cmnd(PolygonOffset), +_cmnd(PolygonStipple), +_cmnd(Scissor), +_cmnd(StencilFunc), +_cmnd(StencilOp), +_cmnd(TexGen), +_cmnd(TexImage1D), +_cmnd(TexImage2D), +_cmnd(TexImage3D) + |