1 .TH GTF 1 __vendorversion__
3 gtf - calculate VESA GTF mode lines
9 .RB [ \-v | \-\-verbose ]
10 .RB [ \-f | \-\-fbmode ]
11 .RB [ \-x | \-\-xorgmode ]
14 is a utility for calculating VESA GTF modes. Given the desired
15 horizontal and vertical resolutions and refresh rate (in Hz), the parameters
16 for a matching VESA GTF mode are printed out. Two output formats are
17 supported: mode lines suitable for the Xorg
18 .B xorg.conf(__filemansuffix__)
19 file, and mode parameters suitable for the Linux
26 Enable verbose printouts This shows a trace for each step of the
29 .BR \-x | \-\-xorgmode
30 Print the mode parameters as Xorg-style mode lines. This is the
34 Print the mode parameters in a format suitable for
37 xorg.conf(__filemansuffix__), cvt(__appmansuffix__)
41 This program is based on the Generalized Timing Formula (GTF(TM)) Standard
42 Version: 1.0, Revision: 1.0. The GTF Excel(TM) spreadsheet, a sample
43 (and the definitive) implementation of the GTF Timing Standard is
44 available at <ftp://ftp.vesa.org/pub/GTF/VTF_V1R1.xls>.