home *** CD-ROM | disk | FTP | other *** search
/ IRIX Base Documentation 2002 November / SGI IRIX Base Documentation 2002 November.iso / usr / share / catman / g_man / cat3 / OpenGL / gluortho2d.z / gluortho2d
Encoding:
Text File  |  2002-10-03  |  1.8 KB  |  67 lines
  1.  
  2.  
  3.  
  4. gggglllluuuuOOOOrrrrtttthhhhoooo2222DDDD((((3333GGGG))))                 OOOOppppeeeennnnGGGGLLLL RRRReeeeffffeeeerrrreeeennnncccceeee                 gggglllluuuuOOOOrrrrtttthhhhoooo2222DDDD((((3333GGGG))))
  5.  
  6.  
  7.  
  8. NNNNAAAAMMMMEEEE
  9.      gggglllluuuuOOOOrrrrtttthhhhoooo2222DDDD - define a 2D orthographic projection matrix
  10.  
  11.  
  12. CCCC SSSSPPPPEEEECCCCIIIIFFFFIIIICCCCAAAATTTTIIIIOOOONNNN
  13.      void gggglllluuuuOOOOrrrrtttthhhhoooo2222DDDD( GLdouble _l_e_f_t,
  14.                       GLdouble _r_i_g_h_t,
  15.                       GLdouble _b_o_t_t_o_m,
  16.                       GLdouble _t_o_p )
  17.  
  18.  
  19. PPPPAAAARRRRAAAAMMMMEEEETTTTEEEERRRRSSSS
  20.      _l_e_f_t, _r_i_g_h_t Specify the coordinates for the left and right vertical
  21.                  clipping planes.
  22.  
  23.      _b_o_t_t_o_m, _t_o_p Specify the coordinates for the bottom and top horizontal
  24.                  clipping planes.
  25.  
  26. DDDDEEEESSSSCCCCRRRRIIIIPPPPTTTTIIIIOOOONNNN
  27.      gggglllluuuuOOOOrrrrtttthhhhoooo2222DDDD sets up a two-dimensional orthographic viewing region. This is
  28.      equivalent to calling ggggllllOOOOrrrrtttthhhhoooo with near = -1 and far = 1.
  29.  
  30. SSSSEEEEEEEE AAAALLLLSSSSOOOO
  31.      ggggllllOOOOrrrrtttthhhhoooo, gggglllluuuuPPPPeeeerrrrssssppppeeeeccccttttiiiivvvveeee
  32.  
  33.  
  34.  
  35.  
  36.  
  37.  
  38.  
  39.  
  40.  
  41.  
  42.  
  43.  
  44.  
  45.  
  46.  
  47.  
  48.  
  49.  
  50.  
  51.  
  52.  
  53.  
  54.  
  55.  
  56.  
  57.  
  58.  
  59.  
  60.  
  61.  
  62.  
  63.                                                                         PPPPaaaaggggeeee 1111
  64.  
  65.  
  66.  
  67.