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OpenGL/glfrontface(3) -- define front- and back-facing polygons
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mode Specifies the orientation of front-facing polygons. GL_CW and GL_CCW are accepted. The initial value is GL_CCW. |
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OpenGL/glfrustum(3) -- multiply the current matrix by a perspective matrix
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left, right Specify the coordinates for the left and right vertical clipping planes. bottom, top Specify the coordinates for the bottom and top horizontal clipping planes. near, far Specify the distances to the near and far depth clipping planes. Both distances must be positive. |
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OpenGL/glgenasyncmarkerssgix(3) -- reserve markers for tracking asynchronous commands
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range Specifies the number of contiguous marker values to reserve. |
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OpenGL/glgenlists(3) -- generate a contiguous set of empty display lists
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range Specifies the number of contiguous empty display lists to be generated. |
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OpenGL/glgentextures(3) -- generate texture names
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n Specifies the number of texture names to be generated. textures Specifies an array in which the generated texture names are stored. |
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OpenGL/glgentexturesext(3) -- generate texture names
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n The number of texture names to be generated. textures An array in which the generated texture names are stored. |
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OpenGL/glget(3) -- return the value or values of a selected parameter
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void glGetDoublev( GLenum pname, GLdouble *params ) |
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OpenGL/glgetclipplane(3) -- return the coefficients of the specified clipping plane
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plane Specifies a clipping plane. The number of clipping planes depends on the implementation, but at least six clipping planes are supported. They are identified by symbolic names of the form GL_CLIP_PLANEi where 0 < i < GL_MAX_CLIP_PLANES. equation Returns four double-precision values that are the coefficients of the plane equation of plane in eye coordinates. The initial value is (0, 0, 0, 0). |
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OpenGL/glgetcolortable(3) -- retrieve contents of a color lookup table
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target Must be GL_COLOR_TABLE, GL_POST_CONVOLUTION_COLOR_TABLE, or GL_POST_COLOR_MATRIX_COLOR_TABLE. format The format of the pixel data in table. The possible values are GL_RED, GL_GREEN, GL_BLUE, GL_ALPHA, GL_LUMINANCE, GL_LUMINANCE_ALPHA, GL_RGB, GL_BGR, GL_RGBA, GL_BGRA, and GL_ABGR_EXT. type The type of the pixel data in table. Symbolic constants GL_UNSIGNED_BYTE, GL_BYTE, GL_BITMAP, GL_UNSIGNED_SHORT, GL_SHORT, GL_UNSIGNED_INT, GL_INT, GL_FLOAT, GL_UNSIGNED_BYTE_3_3_2, GL_UNSIGNED_BYTE_2_3... |
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OpenGL/glgetcolortableparameter(3) -- get color lookup table parameters
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target The target color table. Must be GL_COLOR_TABLE, GL_POST_CONVOLUTION_COLOR_TABLE, GL_POST_COLOR_MATRIX_COLOR_TABLE, GL_PROXY_COLOR_TABLE, GL_PROXY_POST_CONVOLUTION_COLOR_TABLE, GL_PROXY_POST_COLOR_MATRIX_COLOR_TABLE. pname The symbolic name of a color lookup table parameter. Must be one of GL_COLOR_TABLE_BIAS, GL_COLOR_TABLE_SCALE, GL_COLOR_TABLE_FORMAT, GL_COLOR_TABLE_WIDTH, GL_COLOR_TABLE_RED_SIZE, GL_COLOR_TABLE_GREEN_SIZE, GL_COLOR_TABLE_BLUE_SIZE, GL_COLOR_TABLE_ALPHA_SIZE, GL_COLOR_T... |
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OpenGL/glgetcolortableparametersgi(3) -- get color lookup table parameters
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target The target color table. Must be GL_TEXTURE_COLOR_TABLE_SGI, GL_COLOR_TABLE_SGI, GL_POST_CONVOLUTION_COLOR_TABLE_SGI, GL_POST_COLOR_MATRIX_COLOR_TABLE_SGI, GL_PROXY_TEXTURE_COLOR_TABLE_SGI, GL_PROXY_COLOR_TABLE_SGI, GL_PROXY_POST_CONVOLUTION_COLOR_TABLE_SGI, GL_PROXY_POST_COLOR_MATRIX_COLOR_TABLE_SGI. pname The symbolic name of a color lookup table parameter. Must be one of GL_COLOR_TABLE_BIAS_SGI, GL_COLOR_TABLE_SCALE_SGI, GL_COLOR_TABLE_FORMAT_SGI, GL_COLOR_TABLE_WIDTH_SGI, GL_COLOR_TABL... |
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OpenGL/glgetcolortablesgi(3) -- retrieve contents of a color lookup table
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target Must be GL_TEXTURE_COLOR_TABLE_SGI, GL_COLOR_TABLE_SGI, GL_POST_CONVOLUTION_COLOR_TABLE_SGI, or GL_POST_COLOR_MATRIX_COLOR_TABLE_SGI. format The format of the pixel data in table. The possible values are GL_RED, GL_GREEN, GL_BLUE, GL_ALPHA, GL_LUMINANCE, GL_LUMINANCE_ALPHA, GL_RGB, GL_RGBA, and GL_ABGR_EXT. type The type of the pixel data in table. The allowable values are GL_UNSIGNED_BYTE, GL_BYTE, GL_UNSIGNED_SHORT, GL_SHORT, GL_UNSIGNED_INT, GL_INT, GL_FLOAT, GL_UNSIGNED_BYTE_3_3_2_EXT... |
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OpenGL/glgetconvolutionfilter(3) -- get current 1D or 2D convolution filter kernel
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target The filter to be retrieved. Must be one of GL_CONVOLUTION_1D or GL_CONVOLUTION_2D. format Format of the output image. Must be one of GL_RED, GL_GREEN, GL_BLUE, GL_ALPHA, GL_RGB, GL_BGR, GL_RGBA, GL_BGRA, GL_ABGR_EXT, GL_LUMINANCE, or GL_LUMINANCE_ALPHA. type Data type of components in the output image. Symbolic constants GL_UNSIGNED_BYTE, GL_BYTE, GL_BITMAP, GL_UNSIGNED_SHORT, GL_SHORT, GL_UNSIGNED_INT, GL_INT, GL_FLOAT, GL_UNSIGNED_BYTE_3_3_2, GL_UNSIGNED_BYTE_2_3_3_REV, GL_UNSIGNED_SHOR... |
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