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Annotation of researchv10dc/man/adm/man3/view2d.3, revision 1.1

1.1     ! root        1: .TH VIEW2D 3X
        !             2: .CT 2 graphics
        !             3: .SH NAME
        !             4: view2d, moviefil \(mi movie of a function f(x, y, t)
        !             5: .SH SYNOPSIS
        !             6: .nf
        !             7: .B "view2d(fd, nx, ny, time, u, v, fixuv, pmin, pmax, p)"
        !             8: .B short "p[];"
        !             9: .B double time;
        !            10: .PP
        !            11: .B "moviefil(fd, nx, ny, time, outside, f)"
        !            12: .B float "time, outside, f[];"
        !            13: .fi
        !            14: .SH DESCRIPTION
        !            15: .I View2d
        !            16: writes a frame in the format
        !            17: .IR view2d (5)
        !            18: onto the file specified by file descriptor
        !            19: .I fd.
        !            20: To load these routines, use the
        !            21: .IR ld (1)
        !            22: option
        !            23: .BR -lview2d .
        !            24: .I Nx, ny
        !            25: give the grid size.
        !            26: .I Time
        !            27: is a (nondecreasing) frame index, typically set to simulation time
        !            28: or iteration count.
        !            29: .I U
        !            30: and
        !            31: .I v
        !            32: describe the relation between pixel values and user function values:
        !            33: .IP
        !            34: .I p
        !            35: =
        !            36: .I u
        !            37: +
        !            38: \fIf\|\fR\(mu\|2\u\s7\-\fIv\fR\s0\d.
        !            39: .LP
        !            40: .I U
        !            41: and
        !            42: .I v
        !            43: may vary from one frame to the next.
        !            44: When the global scaling is known beforehand,
        !            45: put
        !            46: .I fixuv
        !            47: = 1 and set
        !            48: .I pmin
        !            49: and
        !            50: .I pmax
        !            51: to the limits of the data.
        !            52: (Otherwise put
        !            53: .IR fixuv =0;
        !            54: .I pmin
        !            55: and
        !            56: .I pmax
        !            57: will be ignored.)
        !            58: .PP
        !            59: .I P
        !            60: is the
        !            61: .I nx
        !            62: by
        !            63: .I ny
        !            64: array of pixel values,
        !            65: with the
        !            66: .I x
        !            67: index running fastest.
        !            68: There is a threshold for describing nonrectangular regions:
        !            69: any pixel value less than or equal to
        !            70: .L \%-32766
        !            71: is treated as an
        !            72: out-of-bounds marker and will appear as black.
        !            73: Other pixel values should lie in the range
        !            74: .L
        !            75: \%-32765..32765
        !            76: inclusive.
        !            77: .PP
        !            78: .I Moviefil
        !            79: is an alternate version that
        !            80: is somewhat less flexible
        !            81: but easier to use.
        !            82: It takes floats
        !            83: and scales automatically to shorts.
        !            84: An element of
        !            85: .I f
        !            86: less than
        !            87: .I outside
        !            88: is treated as undefined and will appear as black.
        !            89: .SH "SEE ALSO"
        !            90: .IR view2d (1), 
        !            91: .IR view2d (5)
        !            92: .SH BUGS
        !            93: The array arguments are 2-D Fortran arrays.

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