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/ IRIX Base Documentation 1998 November / IRIX 6.5.2 Base Documentation November 1998.img / usr / share / catman / p_man / cat3 / Xvc / XSGIvcQueryVideoScreenInfo.z / XSGIvcQueryVideoScreenInfo
Text File  |  1998-10-30  |  6KB  |  133 lines
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  4.      XXXXSSSSGGGGIIIIvvvvccccQQQQuuuueeeerrrryyyyVVVViiiiddddeeeeooooSSSSccccrrrreeeeeeeennnnIIIInnnnffffoooo((((3333))))       XXXXSSSSGGGGIIIIvvvvccccQQQQuuuueeeerrrryyyyVVVViiiiddddeeeeooooSSSSccccrrrreeeeeeeennnnIIIInnnnffffoooo((((3333))))
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  8.      NNNNAAAAMMMMEEEE
  9.           XSGIvcQueryVideoScreenInfo - Query video screen, graphics
  10.           type
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  12.      SSSSYYYYNNNNOOOOPPPPSSSSIIIISSSS
  13.           ####iiiinnnncccclllluuuuddddeeee <<<<XXXX11111111////eeeexxxxtttteeeennnnssssiiiioooonnnnssss////XXXXSSSSGGGGIIIIvvvvcccc....hhhh>>>>
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  15.           SSSSttttaaaattttuuuussss XXXXSSSSGGGGIIIIvvvvccccQQQQuuuueeeerrrryyyyVVVViiiiddddeeeeooooSSSSccccrrrreeeeeeeennnnIIIInnnnffffoooo((((DDDDiiiissssppppllllaaaayyyy ****ddddiiiissssppppllllaaaayyyy,,,,
  16.               iiiinnnntttt ssssccccrrrreeeeeeeennnn,,,,
  17.               XXXXSSSSGGGGIIIIvvvvccccSSSSccccrrrreeeeeeeennnnIIIInnnnffffoooo ****ssssiiiinnnnffffoooo____rrrreeeettttuuuurrrrnnnn))))
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  19.      PPPPAAAARRRRAAAAMMMMEEEETTTTEEEERRRR
  20.           _d_i_s_p_l_a_y        Specifies the connection to the X server.
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  22.           _s_c_r_e_e_n         Specifies the screen of the X server.
  23.  
  24.           _s_i_n_f_o__r_e_t_u_r_n   A pointer to the XSGIvcScreenInfo variable
  25.                          which is to receive the corresponding
  26.                          information.
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  29.      DDDDEEEESSSSCCCCRRRRIIIIPPPPTTTTIIIIOOOONNNN
  30.           XXXXSSSSGGGGIIIIvvvvccccQQQQuuuueeeerrrryyyyVVVViiiiddddeeeeooooSSSSccccrrrreeeeeeeennnnIIIInnnnffffoooo returns a _X_S_G_I_v_c_S_e_r_v_e_r_I_n_f_o
  31.           structure containing video server information for a
  32.           specified screen.
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  35.      RRRREEEETTTTUUUURRRRNNNN VVVVAAAALLLLUUUUEEEE
  36.           This function returns TRUE if successful, FALSE upon
  37.           failure.
  38.  
  39.           Parameter errors are reported via BadValue or BadMatch.
  40.  
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  42.      SSSSTTTTRRRRUUUUCCCCTTTTUUUURRRREEEESSSS
  43.           The structure returned is shown below.
  44.  
  45.           /* See flags in XSGIvcScreenInfo */
  46.           #define XSGIVC_SIFFormatPerChannel (1L << 0)   /* Formats change per channel */
  47.           #define XSGIVC_SIFFormatCombination     (1L << 1)   /* Formats change via combination */
  48.  
  49.           typedef struct {
  50.               int             numChannels;   /* Number of output channels */
  51.               long            flags;         /* See XSGIVC_SIF... masks */
  52.               Bool            lockOp;        /* XSGIvcSetScreenInputSyncSource usable */
  53.               char      graphicsType[XSGIVC_NAME_MAX]; /* Names of gfx hw */
  54.               int            numExternalSync;     /* Number of external sync ports */
  55.           }               XSGIvcScreenInfo;
  56.  
  57.           _n_u_m_C_h_a_n_n_e_l_s specifies the number of output channels on this
  58.           server.  You may use set or query operations on channels
  59.           numbering 0 to _n_u_m_C_h_a_n_n_e_l_s - _1.
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  63.      Page 1                                          (printed 4/30/98)
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  70.      XXXXSSSSGGGGIIIIvvvvccccQQQQuuuueeeerrrryyyyVVVViiiiddddeeeeooooSSSSccccrrrreeeeeeeennnnIIIInnnnffffoooo((((3333))))       XXXXSSSSGGGGIIIIvvvvccccQQQQuuuueeeerrrryyyyVVVViiiiddddeeeeooooSSSSccccrrrreeeeeeeennnnIIIInnnnffffoooo((((3333))))
  71.  
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  73.  
  74.           The _f_l_a_g_s field may contain the following mask bits:
  75.  
  76.           _X_S_G_I_V_C__S_I_F_F_o_r_m_a_t_P_e_r_C_h_a_n_n_e_l
  77.                         Video formats may be changed for each channel.
  78.                         Servers with multiple channels need not use
  79.                         format combinations.
  80.  
  81.           _X_S_G_I_V_C__S_I_F_F_o_r_m_a_t_C_o_m_b_i_n_a_t_i_o_n
  82.                         Video formats may be changed en masse with a
  83.                         format combination.
  84.  
  85.           _l_o_c_k_O_p describes whether the server has the capability to
  86.           lock to external sync sources via the
  87.           XXXXSSSSGGGGIIIIvvvvccccSSSSeeeettttSSSSccccrrrreeeeeeeennnnIIIInnnnppppuuuuttttSSSSyyyynnnnccccSSSSoooouuuurrrrcccceeee function.
  88.  
  89.           _g_r_a_p_h_i_c_s_T_y_p_e contains a null-terminated ASCII string
  90.           containing the name of the graphics hardware type.  The name
  91.           is unique for each type of graphics hardware.
  92.  
  93.           _n_u_m_E_x_t_e_r_n_a_l_S_y_n_c contains the number of external sync
  94.           sources.
  95.  
  96.  
  97.      SSSSEEEEEEEE AAAALLLLSSSSOOOO
  98.           XSGIvc, XSGIvcListVideoFormats,
  99.           XSGIvcSetScreenInputSyncSource
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  129.      Page 2                                          (printed 4/30/98)
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