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Text File  |  2002-10-03  |  5.6 KB  |  133 lines
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  4. ggggllllGGGGeeeettttTTTTeeeexxxxEEEEnnnnvvvv((((3333GGGG))))                OOOOppppeeeennnnGGGGLLLL RRRReeeeffffeeeerrrreeeennnncccceeee                ggggllllGGGGeeeettttTTTTeeeexxxxEEEEnnnnvvvv((((3333GGGG))))
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  8. NNNNAAAAMMMMEEEE
  9.      ggggllllGGGGeeeettttTTTTeeeexxxxEEEEnnnnvvvvffffvvvv,,,, ggggllllGGGGeeeettttTTTTeeeexxxxEEEEnnnnvvvviiiivvvv - return texture environment parameters
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  12. CCCC SSSSPPPPEEEECCCCIIIIFFFFIIIICCCCAAAATTTTIIIIOOOONNNN
  13.      void ggggllllGGGGeeeettttTTTTeeeexxxxEEEEnnnnvvvvffffvvvv( GLenum _t_a_r_g_e_t,
  14.                          GLenum _p_n_a_m_e,
  15.                          GLfloat *_p_a_r_a_m_s )
  16.      void ggggllllGGGGeeeettttTTTTeeeexxxxEEEEnnnnvvvviiiivvvv( GLenum _t_a_r_g_e_t,
  17.                          GLenum _p_n_a_m_e,
  18.                          GLint *_p_a_r_a_m_s )
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  21. PPPPAAAARRRRAAAAMMMMEEEETTTTEEEERRRRSSSS
  22.      _t_a_r_g_e_t  Specifies a texture environment.  Must be GGGGLLLL____TTTTEEEEXXXXTTTTUUUURRRREEEE____EEEENNNNVVVV.
  23.  
  24.      _p_n_a_m_e   Specifies the symbolic name of a texture environment parameter.
  25.              Accepted values are GGGGLLLL____TTTTEEEEXXXXTTTTUUUURRRREEEE____EEEENNNNVVVV____MMMMOOOODDDDEEEE, GGGGLLLL____TTTTEEEEXXXXTTTTUUUURRRREEEE____EEEENNNNVVVV____CCCCOOOOLLLLOOOORRRR,
  26.              and GGGGLLLL____TTTTEEEEXXXXTTTTUUUURRRREEEE____EEEENNNNVVVV____BBBBIIIIAAAASSSS____SSSSGGGGIIIIXXXX.
  27.  
  28.      _p_a_r_a_m_s  Returns the requested data.
  29.  
  30. DDDDEEEESSSSCCCCRRRRIIIIPPPPTTTTIIIIOOOONNNN
  31.      ggggllllGGGGeeeettttTTTTeeeexxxxEEEEnnnnvvvv returns in _p_a_r_a_m_s selected values of a texture environment
  32.      that was specified with ggggllllTTTTeeeexxxxEEEEnnnnvvvv.  _t_a_r_g_e_t specifies a texture
  33.      environment.  Currently, only one texture environment is defined and
  34.      supported:  GGGGLLLL____TTTTEEEEXXXXTTTTUUUURRRREEEE____EEEENNNNVVVV.
  35.  
  36.      _p_n_a_m_e names a specific texture environment parameter, as follows:
  37.  
  38.      GGGGLLLL____TTTTEEEEXXXXTTTTUUUURRRREEEE____EEEENNNNVVVV____MMMMOOOODDDDEEEE
  39.                _p_a_r_a_m_s returns the single-valued texture environment mode, a
  40.                symbolic constant. The initial value is GGGGLLLL____MMMMOOOODDDDUUUULLLLAAAATTTTEEEE.
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  42.      GGGGLLLL____TTTTEEEEXXXXTTTTUUUURRRREEEE____EEEENNNNVVVV____CCCCOOOOLLLLOOOORRRR
  43.                _p_a_r_a_m_s returns four integer or floating-point values that are
  44.                the texture environment color. Integer values, when requested,
  45.                are linearly mapped from the internal floating-point
  46.                representation such that 1.0 maps to the most positive
  47.                representable integer, and -1.0 maps to the most negative
  48.                representable integer. The initial value is (0, 0, 0, 0).
  49.  
  50.      GGGGLLLL____TTTTEEEEXXXXTTTTUUUURRRREEEE____EEEENNNNVVVV____BBBBIIIIAAAASSSS____SSSSGGGGIIIIXXXX
  51.                _p_a_r_a_m_s returns four integer or floating-point values that are
  52.                the texture environment bias color.  Integer values are mapped
  53.                in the same way as those for GGGGLLLL____TTTTEEEEXXXXTTTTUUUURRRREEEE____EEEENNNNVVVV____CCCCOOOOLLLLOOOORRRR.
  54.  
  55. NNNNOOOOTTTTEEEESSSS
  56.      If an error is generated, no change is made to the contents of _p_a_r_a_m_s.
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  63.                                                                         PPPPaaaaggggeeee 1111
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  70. ggggllllGGGGeeeettttTTTTeeeexxxxEEEEnnnnvvvv((((3333GGGG))))                OOOOppppeeeennnnGGGGLLLL RRRReeeeffffeeeerrrreeeennnncccceeee                ggggllllGGGGeeeettttTTTTeeeexxxxEEEEnnnnvvvv((((3333GGGG))))
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  74. EEEERRRRRRRROOOORRRRSSSS
  75.      GGGGLLLL____IIIINNNNVVVVAAAALLLLIIIIDDDD____EEEENNNNUUUUMMMM is generated if _t_a_r_g_e_t or _p_n_a_m_e is not an accepted value.
  76.  
  77.      GGGGLLLL____IIIINNNNVVVVAAAALLLLIIIIDDDD____OOOOPPPPEEEERRRRAAAATTTTIIIIOOOONNNN is generated if ggggllllGGGGeeeettttTTTTeeeexxxxEEEEnnnnvvvv is executed between the
  78.      execution of ggggllllBBBBeeeeggggiiiinnnn and the corresponding execution of ggggllllEEEEnnnndddd.
  79.  
  80.  
  81. SSSSEEEEEEEE AAAALLLLSSSSOOOO
  82.      ggggllllTTTTeeeexxxxEEEEnnnnvvvv
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  129.                                                                         PPPPaaaaggggeeee 2222
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