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Images/Table/QRT

This website contains an archive of files for the Acorn Electron, BBC Micro, Acorn Archimedes, Commodore 16 and Commodore 64 computers, which Dominic Ford has rescued from his private collection of floppy disks and cassettes.

Some of these files were originally commercial releases in the 1980s and 1990s, but they are now widely available online. I assume that copyright over them is no longer being asserted. If you own the copyright and would like files to be removed, please contact me.

Tape/disk: Home » Personal collection » Acorn hard disk » apps » QRT
Filename: Images/Table/QRT
Read OK:
File size: 1A81 bytes
Load address: 0000
Exec address: 0000
File contents
{ **************************************************

   Glass table with vase and candy bowl.  This
   is the first test of glass surfaces, and came out
   surprisingly well - it actually does look like
   glass!  This image requires QRT 1.4 to run.

   Rendered with QRT rayracing system

   Steve Koren -  23 AUG 88

  ************************************************** }


FILE_NAME = Table.RAW

PATTERN ( x_size = 80,
          y_size = 30,
          name   = BLOCK,

          RECTANGLE (
            start_x = 3,  start_y = 3,
            end_x   = 77, end_y   = 27,
            diff    = (.8, .7, .4);
          )
        )

PATTERN ( x_size = 90,
          y_size = 90,
          name   = FLOOR,

          RECTANGLE (
            start_x = 0,  start_y = 0,
            end_x   = 55, end_y   = 55,
            diff    = (.1, .8, .1)
          )

          RECTANGLE (
            start_x = 60, start_y = 0
            end_x   = 85  end_y   = 55
            diff    = (.2, .3, .8)
          )

          RECTANGLE (
            start_x = 0,  start_y = 60
            end_x   = 55  end_y   = 85
            diff    = (.2, .3, .8)
          )
        )

BEGIN_INSTANCES

  { ** glass table leg - hollow glass cylender ** }

  NAME = table_leg;
  BEGIN_BBOX

    QUADRATIC ( loc     = (0, 0, 0),
                a       = 1, b  = 0, c  = 1,
                d       = 300,

                xmin    = -18, xmax = 18,
                ymin    = 0,   ymax = 70,
                zmin    = -18, zmax = 18,

                diff    = (0, 0, 0),
                trans   = (.7, .7, .7),
                mirror  = (.25, .25, .25),
                index   = 1.33,
                density = (.022, .022, .022)
              )

    QUADRATIC ( loc     = (0, 0, 0),
                a       = 1, b  = 0, c  = 1,
                d       = 144,

                xmin    = -12, xmax = 12,
                ymin    = 0,   ymax = 70,
                zmin    = -12, zmax = 12,

                diff    = (0, 0, 0),
                trans   = (1, 1, 1),
                mirror  = (.1, .1, .1),
                index   = 1.33,
                density = (.022, .022, .022)
              )
  END_BBOX

END_INSTANCES

{ ******************** GROUND ********************** }

PARALLELOGRAM ( loc = (-10000, 0, -10000),
                v1  = (0,0, 20000),
                v2  = (20000, 0, 0)

                diff    = (.1, .1, .1),
                pattern = BLOCK
              )


{ ******************** OBJECTS ********************** }

{ ** FLOOR ** }

PARALLELOGRAM ( loc  = (80, .01, -20),
                v1   = (240, 0, 0),
                v2   = (0, 0, 240),
                diff = (0, 0, 0)

                pattern = FLOOR
                xmult   = .8,
                ymult   = .8
              )

{ ** TABLE LEGS ** }

BEGIN_BBOX
  INSTANCE_OF ( name   = table_leg,
                loc    = (140, 0, 40)
              )

  INSTANCE_OF ( name   = table_leg,
                loc    = (260, 0, 40)
              )
END_BBOX

BEGIN_BBOX
  INSTANCE_OF ( name   = table_leg,
                loc    = (140, 0, 160)
              )

  INSTANCE_OF ( name   = table_leg,
                loc    = (260, 0, 160)
              )
END_BBOX

{ ** TABLE TOP ** }

BEGIN_BBOX

  PARALLELOGRAM ( loc      = (100, 70, 0),
                  v1       = (0, 0, 200),
                  v2       = (200, 0, 0),

                  diff     = (0, 0, 0),
                  trans    = (.7, .7, .7),
                  mirror   = (.23, .23, .23),
                  index    = 1.33,
                  density  = (.015, .015, .015)
                )

  PARALLELOGRAM ( loc      = (100, 85, 0),
                  v1       = (0, 0, 200),
                  v2       = (200, 0, 0),

                  diff     = (0, 0, 0),
                  trans    = (1, 1, 1),
                  mirror   = (.25, .25, .25),
                  index    = 1.33,
                  density  = (.015, .015, .015)
                )


  { ** SIDES ** }

  PARALLELOGRAM ( loc = (100, 70, 0),
                  v1  = (0, 0, 200),
                  v2  = (0, 15, 0),

                  diff     = (0, 0, 0),
                  trans    = (.7, .7, .7),
                  mirror   = (.23, .23, .23),
                  index    = 1.33,
                  density  = (.016, .016, .016)
                )

  PARALLELOGRAM ( loc = (100, 70, 0),
                  v1  = (200, 0, 0),
                  v2  = (0, 15, 0),

                  diff     = (0, 0, 0),
                  trans    = (.7, .7, .7),
                  mirror   = (.23, .23, .23),
                  index    = 1.33,
                  density  = (.016, .016, .016)
                )

  PARALLELOGRAM ( loc = (100, 70, 200),
                  v1  = (200, 0, 0),
                  v2  = (0, 15, 0),

                  diff     = (0, 0, 0),
                  trans    = (.7, .7, .7),
                  mirror   = (.23, .23, .23),
                  index    = 1.33,
                  density  = (.016, .016, .016)
                )

  PARALLELOGRAM ( loc = (300, 70, 0),
                  v1  = (0, 0, 200),
                  v2  = (0, 15, 0),

                  diff     = (0, 0, 0),
                  trans    = (.7, .7, .7),
                  mirror   = (.23, .23, .23),
                  index    = 1.33,
                  density  = (.016, .016, .016)
                )

END_BBOX

{ ** CANDY BOWL  & VASE ** }

BEGIN_BBOX

  BEGIN_BBOX
    QUADRATIC ( loc     = (200, 100, 100),
                a       = 1, b  = 2, c  = 1,
                d       = 900,

                xmin    = -30, xmax = 30,
                ymin    = -15, ymax = 0,
                zmin    = -30, zmax = 30,

                diff    = (1, .1, .1),
                reflect = .8
                sreflect= 20
              )

    SPHERE   ( loc      = (185, 95, 110),
               radius   = 7,
               diff     = (.1, .1, 1)
             )

    SPHERE   ( loc      = (200, 93, 80),
               radius   = 7,
               diff     = (.1, 1, .1)
             )

  END_BBOX

  { ** VASE ** }

  BEGIN_BBOX

    QUADRATIC ( loc     = (260, 85, 50),
                a       = 1, b = 0, c = 1,
                d       = 100,

                xmin    = -10, xmax = 10,
                ymin    = 0,   ymax = 50,
                zmin    = -10, zmax = 10,

                diff    = (.1, .7, .1),
                reflect = .7,
                sreflect=20
              )
  END_BBOX

END_BBOX

OBSERVER ( loc    = (-50, 180, -30)
           lookat = (180, 50, 100)
         )

SKY ( horiz  = (.10, .1, .75)
      zenith = (.10, .1, .60)
      dither = 4
    )

LAMP ( loc = (150, 250, -80)
       radius = 5,
       dist = 250
     )

LAMP ( loc = (250, 50, 250),
       radius = 5,
       dist   = 60
     )


FOC_LENGTH = 50


00000000  7b 20 2a 2a 2a 2a 2a 2a  2a 2a 2a 2a 2a 2a 2a 2a  |{ **************|
00000010  2a 2a 2a 2a 2a 2a 2a 2a  2a 2a 2a 2a 2a 2a 2a 2a  |****************|
*
00000030  2a 2a 2a 2a 0a 0a 20 20  20 47 6c 61 73 73 20 74  |****..   Glass t|
00000040  61 62 6c 65 20 77 69 74  68 20 76 61 73 65 20 61  |able with vase a|
00000050  6e 64 20 63 61 6e 64 79  20 62 6f 77 6c 2e 20 20  |nd candy bowl.  |
00000060  54 68 69 73 0a 20 20 20  69 73 20 74 68 65 20 66  |This.   is the f|
00000070  69 72 73 74 20 74 65 73  74 20 6f 66 20 67 6c 61  |irst test of gla|
00000080  73 73 20 73 75 72 66 61  63 65 73 2c 20 61 6e 64  |ss surfaces, and|
00000090  20 63 61 6d 65 20 6f 75  74 0a 20 20 20 73 75 72  | came out.   sur|
000000a0  70 72 69 73 69 6e 67 6c  79 20 77 65 6c 6c 20 2d  |prisingly well -|
000000b0  20 69 74 20 61 63 74 75  61 6c 6c 79 20 64 6f 65  | it actually doe|
000000c0  73 20 6c 6f 6f 6b 20 6c  69 6b 65 0a 20 20 20 67  |s look like.   g|
000000d0  6c 61 73 73 21 20 20 54  68 69 73 20 69 6d 61 67  |lass!  This imag|
000000e0  65 20 72 65 71 75 69 72  65 73 20 51 52 54 20 31  |e requires QRT 1|
000000f0  2e 34 20 74 6f 20 72 75  6e 2e 0a 0a 20 20 20 52  |.4 to run...   R|
00000100  65 6e 64 65 72 65 64 20  77 69 74 68 20 51 52 54  |endered with QRT|
00000110  20 72 61 79 72 61 63 69  6e 67 20 73 79 73 74 65  | rayracing syste|
00000120  6d 0a 0a 20 20 20 53 74  65 76 65 20 4b 6f 72 65  |m..   Steve Kore|
00000130  6e 20 2d 20 20 32 33 20  41 55 47 20 38 38 0a 0a  |n -  23 AUG 88..|
00000140  20 20 2a 2a 2a 2a 2a 2a  2a 2a 2a 2a 2a 2a 2a 2a  |  **************|
00000150  2a 2a 2a 2a 2a 2a 2a 2a  2a 2a 2a 2a 2a 2a 2a 2a  |****************|
*
00000170  2a 2a 2a 2a 20 7d 0a 0a  0a 46 49 4c 45 5f 4e 41  |**** }...FILE_NA|
00000180  4d 45 20 3d 20 54 61 62  6c 65 2e 52 41 57 0a 0a  |ME = Table.RAW..|
00000190  50 41 54 54 45 52 4e 20  28 20 78 5f 73 69 7a 65  |PATTERN ( x_size|
000001a0  20 3d 20 38 30 2c 0a 20  20 20 20 20 20 20 20 20  | = 80,.         |
000001b0  20 79 5f 73 69 7a 65 20  3d 20 33 30 2c 0a 20 20  | y_size = 30,.  |
000001c0  20 20 20 20 20 20 20 20  6e 61 6d 65 20 20 20 3d  |        name   =|
000001d0  20 42 4c 4f 43 4b 2c 0a  0a 20 20 20 20 20 20 20  | BLOCK,..       |
000001e0  20 20 20 52 45 43 54 41  4e 47 4c 45 20 28 0a 20  |   RECTANGLE (. |
000001f0  20 20 20 20 20 20 20 20  20 20 20 73 74 61 72 74  |           start|
00000200  5f 78 20 3d 20 33 2c 20  20 73 74 61 72 74 5f 79  |_x = 3,  start_y|
00000210  20 3d 20 33 2c 0a 20 20  20 20 20 20 20 20 20 20  | = 3,.          |
00000220  20 20 65 6e 64 5f 78 20  20 20 3d 20 37 37 2c 20  |  end_x   = 77, |
00000230  65 6e 64 5f 79 20 20 20  3d 20 32 37 2c 0a 20 20  |end_y   = 27,.  |
00000240  20 20 20 20 20 20 20 20  20 20 64 69 66 66 20 20  |          diff  |
00000250  20 20 3d 20 28 2e 38 2c  20 2e 37 2c 20 2e 34 29  |  = (.8, .7, .4)|
00000260  3b 0a 20 20 20 20 20 20  20 20 20 20 29 0a 20 20  |;.          ).  |
00000270  20 20 20 20 20 20 29 0a  0a 50 41 54 54 45 52 4e  |      )..PATTERN|
00000280  20 28 20 78 5f 73 69 7a  65 20 3d 20 39 30 2c 0a  | ( x_size = 90,.|
00000290  20 20 20 20 20 20 20 20  20 20 79 5f 73 69 7a 65  |          y_size|
000002a0  20 3d 20 39 30 2c 0a 20  20 20 20 20 20 20 20 20  | = 90,.         |
000002b0  20 6e 61 6d 65 20 20 20  3d 20 46 4c 4f 4f 52 2c  | name   = FLOOR,|
000002c0  0a 0a 20 20 20 20 20 20  20 20 20 20 52 45 43 54  |..          RECT|
000002d0  41 4e 47 4c 45 20 28 0a  20 20 20 20 20 20 20 20  |ANGLE (.        |
000002e0  20 20 20 20 73 74 61 72  74 5f 78 20 3d 20 30 2c  |    start_x = 0,|
000002f0  20 20 73 74 61 72 74 5f  79 20 3d 20 30 2c 0a 20  |  start_y = 0,. |
00000300  20 20 20 20 20 20 20 20  20 20 20 65 6e 64 5f 78  |           end_x|
00000310  20 20 20 3d 20 35 35 2c  20 65 6e 64 5f 79 20 20  |   = 55, end_y  |
00000320  20 3d 20 35 35 2c 0a 20  20 20 20 20 20 20 20 20  | = 55,.         |
00000330  20 20 20 64 69 66 66 20  20 20 20 3d 20 28 2e 31  |   diff    = (.1|
00000340  2c 20 2e 38 2c 20 2e 31  29 0a 20 20 20 20 20 20  |, .8, .1).      |
00000350  20 20 20 20 29 0a 0a 20  20 20 20 20 20 20 20 20  |    )..         |
00000360  20 52 45 43 54 41 4e 47  4c 45 20 28 0a 20 20 20  | RECTANGLE (.   |
00000370  20 20 20 20 20 20 20 20  20 73 74 61 72 74 5f 78  |         start_x|
00000380  20 3d 20 36 30 2c 20 73  74 61 72 74 5f 79 20 3d  | = 60, start_y =|
00000390  20 30 0a 20 20 20 20 20  20 20 20 20 20 20 20 65  | 0.            e|
000003a0  6e 64 5f 78 20 20 20 3d  20 38 35 20 20 65 6e 64  |nd_x   = 85  end|
000003b0  5f 79 20 20 20 3d 20 35  35 0a 20 20 20 20 20 20  |_y   = 55.      |
000003c0  20 20 20 20 20 20 64 69  66 66 20 20 20 20 3d 20  |      diff    = |
000003d0  28 2e 32 2c 20 2e 33 2c  20 2e 38 29 0a 20 20 20  |(.2, .3, .8).   |
000003e0  20 20 20 20 20 20 20 29  0a 0a 20 20 20 20 20 20  |       )..      |
000003f0  20 20 20 20 52 45 43 54  41 4e 47 4c 45 20 28 0a  |    RECTANGLE (.|
00000400  20 20 20 20 20 20 20 20  20 20 20 20 73 74 61 72  |            star|
00000410  74 5f 78 20 3d 20 30 2c  20 20 73 74 61 72 74 5f  |t_x = 0,  start_|
00000420  79 20 3d 20 36 30 0a 20  20 20 20 20 20 20 20 20  |y = 60.         |
00000430  20 20 20 65 6e 64 5f 78  20 20 20 3d 20 35 35 20  |   end_x   = 55 |
00000440  20 65 6e 64 5f 79 20 20  20 3d 20 38 35 0a 20 20  | end_y   = 85.  |
00000450  20 20 20 20 20 20 20 20  20 20 64 69 66 66 20 20  |          diff  |
00000460  20 20 3d 20 28 2e 32 2c  20 2e 33 2c 20 2e 38 29  |  = (.2, .3, .8)|
00000470  0a 20 20 20 20 20 20 20  20 20 20 29 0a 20 20 20  |.          ).   |
00000480  20 20 20 20 20 29 0a 0a  42 45 47 49 4e 5f 49 4e  |     )..BEGIN_IN|
00000490  53 54 41 4e 43 45 53 0a  0a 20 20 7b 20 2a 2a 20  |STANCES..  { ** |
000004a0  67 6c 61 73 73 20 74 61  62 6c 65 20 6c 65 67 20  |glass table leg |
000004b0  2d 20 68 6f 6c 6c 6f 77  20 67 6c 61 73 73 20 63  |- hollow glass c|
000004c0  79 6c 65 6e 64 65 72 20  2a 2a 20 7d 0a 0a 20 20  |ylender ** }..  |
000004d0  4e 41 4d 45 20 3d 20 74  61 62 6c 65 5f 6c 65 67  |NAME = table_leg|
000004e0  3b 0a 20 20 42 45 47 49  4e 5f 42 42 4f 58 0a 0a  |;.  BEGIN_BBOX..|
000004f0  20 20 20 20 51 55 41 44  52 41 54 49 43 20 28 20  |    QUADRATIC ( |
00000500  6c 6f 63 20 20 20 20 20  3d 20 28 30 2c 20 30 2c  |loc     = (0, 0,|
00000510  20 30 29 2c 0a 20 20 20  20 20 20 20 20 20 20 20  | 0),.           |
00000520  20 20 20 20 20 61 20 20  20 20 20 20 20 3d 20 31  |     a       = 1|
00000530  2c 20 62 20 20 3d 20 30  2c 20 63 20 20 3d 20 31  |, b  = 0, c  = 1|
00000540  2c 0a 20 20 20 20 20 20  20 20 20 20 20 20 20 20  |,.              |
00000550  20 20 64 20 20 20 20 20  20 20 3d 20 33 30 30 2c  |  d       = 300,|
00000560  0a 0a 20 20 20 20 20 20  20 20 20 20 20 20 20 20  |..              |
00000570  20 20 78 6d 69 6e 20 20  20 20 3d 20 2d 31 38 2c  |  xmin    = -18,|
00000580  20 78 6d 61 78 20 3d 20  31 38 2c 0a 20 20 20 20  | xmax = 18,.    |
00000590  20 20 20 20 20 20 20 20  20 20 20 20 79 6d 69 6e  |            ymin|
000005a0  20 20 20 20 3d 20 30 2c  20 20 20 79 6d 61 78 20  |    = 0,   ymax |
000005b0  3d 20 37 30 2c 0a 20 20  20 20 20 20 20 20 20 20  |= 70,.          |
000005c0  20 20 20 20 20 20 7a 6d  69 6e 20 20 20 20 3d 20  |      zmin    = |
000005d0  2d 31 38 2c 20 7a 6d 61  78 20 3d 20 31 38 2c 0a  |-18, zmax = 18,.|
000005e0  0a 20 20 20 20 20 20 20  20 20 20 20 20 20 20 20  |.               |
000005f0  20 64 69 66 66 20 20 20  20 3d 20 28 30 2c 20 30  | diff    = (0, 0|
00000600  2c 20 30 29 2c 0a 20 20  20 20 20 20 20 20 20 20  |, 0),.          |
00000610  20 20 20 20 20 20 74 72  61 6e 73 20 20 20 3d 20  |      trans   = |
00000620  28 2e 37 2c 20 2e 37 2c  20 2e 37 29 2c 0a 20 20  |(.7, .7, .7),.  |
00000630  20 20 20 20 20 20 20 20  20 20 20 20 20 20 6d 69  |              mi|
00000640  72 72 6f 72 20 20 3d 20  28 2e 32 35 2c 20 2e 32  |rror  = (.25, .2|
00000650  35 2c 20 2e 32 35 29 2c  0a 20 20 20 20 20 20 20  |5, .25),.       |
00000660  20 20 20 20 20 20 20 20  20 69 6e 64 65 78 20 20  |         index  |
00000670  20 3d 20 31 2e 33 33 2c  0a 20 20 20 20 20 20 20  | = 1.33,.       |
00000680  20 20 20 20 20 20 20 20  20 64 65 6e 73 69 74 79  |         density|
00000690  20 3d 20 28 2e 30 32 32  2c 20 2e 30 32 32 2c 20  | = (.022, .022, |
000006a0  2e 30 32 32 29 0a 20 20  20 20 20 20 20 20 20 20  |.022).          |
000006b0  20 20 20 20 29 0a 0a 20  20 20 20 51 55 41 44 52  |    )..    QUADR|
000006c0  41 54 49 43 20 28 20 6c  6f 63 20 20 20 20 20 3d  |ATIC ( loc     =|
000006d0  20 28 30 2c 20 30 2c 20  30 29 2c 0a 20 20 20 20  | (0, 0, 0),.    |
000006e0  20 20 20 20 20 20 20 20  20 20 20 20 61 20 20 20  |            a   |
000006f0  20 20 20 20 3d 20 31 2c  20 62 20 20 3d 20 30 2c  |    = 1, b  = 0,|
00000700  20 63 20 20 3d 20 31 2c  0a 20 20 20 20 20 20 20  | c  = 1,.       |
00000710  20 20 20 20 20 20 20 20  20 64 20 20 20 20 20 20  |         d      |
00000720  20 3d 20 31 34 34 2c 0a  0a 20 20 20 20 20 20 20  | = 144,..       |
00000730  20 20 20 20 20 20 20 20  20 78 6d 69 6e 20 20 20  |         xmin   |
00000740  20 3d 20 2d 31 32 2c 20  78 6d 61 78 20 3d 20 31  | = -12, xmax = 1|
00000750  32 2c 0a 20 20 20 20 20  20 20 20 20 20 20 20 20  |2,.             |
00000760  20 20 20 79 6d 69 6e 20  20 20 20 3d 20 30 2c 20  |   ymin    = 0, |
00000770  20 20 79 6d 61 78 20 3d  20 37 30 2c 0a 20 20 20  |  ymax = 70,.   |
00000780  20 20 20 20 20 20 20 20  20 20 20 20 20 7a 6d 69  |             zmi|
00000790  6e 20 20 20 20 3d 20 2d  31 32 2c 20 7a 6d 61 78  |n    = -12, zmax|
000007a0  20 3d 20 31 32 2c 0a 0a  20 20 20 20 20 20 20 20  | = 12,..        |
000007b0  20 20 20 20 20 20 20 20  64 69 66 66 20 20 20 20  |        diff    |
000007c0  3d 20 28 30 2c 20 30 2c  20 30 29 2c 0a 20 20 20  |= (0, 0, 0),.   |
000007d0  20 20 20 20 20 20 20 20  20 20 20 20 20 74 72 61  |             tra|
000007e0  6e 73 20 20 20 3d 20 28  31 2c 20 31 2c 20 31 29  |ns   = (1, 1, 1)|
000007f0  2c 0a 20 20 20 20 20 20  20 20 20 20 20 20 20 20  |,.              |
00000800  20 20 6d 69 72 72 6f 72  20 20 3d 20 28 2e 31 2c  |  mirror  = (.1,|
00000810  20 2e 31 2c 20 2e 31 29  2c 0a 20 20 20 20 20 20  | .1, .1),.      |
00000820  20 20 20 20 20 20 20 20  20 20 69 6e 64 65 78 20  |          index |
00000830  20 20 3d 20 31 2e 33 33  2c 0a 20 20 20 20 20 20  |  = 1.33,.      |
00000840  20 20 20 20 20 20 20 20  20 20 64 65 6e 73 69 74  |          densit|
00000850  79 20 3d 20 28 2e 30 32  32 2c 20 2e 30 32 32 2c  |y = (.022, .022,|
00000860  20 2e 30 32 32 29 0a 20  20 20 20 20 20 20 20 20  | .022).         |
00000870  20 20 20 20 20 29 0a 20  20 45 4e 44 5f 42 42 4f  |     ).  END_BBO|
00000880  58 0a 0a 45 4e 44 5f 49  4e 53 54 41 4e 43 45 53  |X..END_INSTANCES|
00000890  0a 0a 7b 20 2a 2a 2a 2a  2a 2a 2a 2a 2a 2a 2a 2a  |..{ ************|
000008a0  2a 2a 2a 2a 2a 2a 2a 2a  20 47 52 4f 55 4e 44 20  |******** GROUND |
000008b0  2a 2a 2a 2a 2a 2a 2a 2a  2a 2a 2a 2a 2a 2a 2a 2a  |****************|
000008c0  2a 2a 2a 2a 2a 2a 20 7d  0a 0a 50 41 52 41 4c 4c  |****** }..PARALL|
000008d0  45 4c 4f 47 52 41 4d 20  28 20 6c 6f 63 20 3d 20  |ELOGRAM ( loc = |
000008e0  28 2d 31 30 30 30 30 2c  20 30 2c 20 2d 31 30 30  |(-10000, 0, -100|
000008f0  30 30 29 2c 0a 20 20 20  20 20 20 20 20 20 20 20  |00),.           |
00000900  20 20 20 20 20 76 31 20  20 3d 20 28 30 2c 30 2c  |     v1  = (0,0,|
00000910  20 32 30 30 30 30 29 2c  0a 20 20 20 20 20 20 20  | 20000),.       |
00000920  20 20 20 20 20 20 20 20  20 76 32 20 20 3d 20 28  |         v2  = (|
00000930  32 30 30 30 30 2c 20 30  2c 20 30 29 0a 0a 20 20  |20000, 0, 0)..  |
00000940  20 20 20 20 20 20 20 20  20 20 20 20 20 20 64 69  |              di|
00000950  66 66 20 20 20 20 3d 20  28 2e 31 2c 20 2e 31 2c  |ff    = (.1, .1,|
00000960  20 2e 31 29 2c 0a 20 20  20 20 20 20 20 20 20 20  | .1),.          |
00000970  20 20 20 20 20 20 70 61  74 74 65 72 6e 20 3d 20  |      pattern = |
00000980  42 4c 4f 43 4b 0a 20 20  20 20 20 20 20 20 20 20  |BLOCK.          |
00000990  20 20 20 20 29 0a 0a 0a  7b 20 2a 2a 2a 2a 2a 2a  |    )...{ ******|
000009a0  2a 2a 2a 2a 2a 2a 2a 2a  2a 2a 2a 2a 2a 2a 20 4f  |************** O|
000009b0  42 4a 45 43 54 53 20 2a  2a 2a 2a 2a 2a 2a 2a 2a  |BJECTS *********|
000009c0  2a 2a 2a 2a 2a 2a 2a 2a  2a 2a 2a 2a 2a 20 7d 0a  |************* }.|
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000009e0  0a 0a 50 41 52 41 4c 4c  45 4c 4f 47 52 41 4d 20  |..PARALLELOGRAM |
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00000ef0  20 20 20 20 20 6d 69 72  72 6f 72 20 20 20 3d 20  |     mirror   = |
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00000f10  0a 20 20 20 20 20 20 20  20 20 20 20 20 20 20 20  |.               |
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00000f60  31 35 29 0a 20 20 20 20  20 20 20 20 20 20 20 20  |15).            |
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00001500  57 4c 20 20 26 20 56 41  53 45 20 2a 2a 20 7d 0a  |WL  & VASE ** }.|
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000015a0  0a 0a 20 20 20 20 20 20  20 20 20 20 20 20 20 20  |..              |
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000015c0  20 78 6d 61 78 20 3d 20  33 30 2c 0a 20 20 20 20  | xmax = 30,.    |
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00001610  33 30 2c 20 7a 6d 61 78  20 3d 20 33 30 2c 0a 0a  |30, zmax = 30,..|
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000017a0  53 45 20 2a 2a 20 7d 0a  0a 20 20 42 45 47 49 4e  |SE ** }..  BEGIN|
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000017e0  20 20 20 20 20 20 20 20  20 20 20 20 20 20 20 20  |                |
000017f0  61 20 20 20 20 20 20 20  3d 20 31 2c 20 62 20 3d  |a       = 1, b =|
00001800  20 30 2c 20 63 20 3d 20  31 2c 0a 20 20 20 20 20  | 0, c = 1,.     |
00001810  20 20 20 20 20 20 20 20  20 20 20 64 20 20 20 20  |           d    |
00001820  20 20 20 3d 20 31 30 30  2c 0a 0a 20 20 20 20 20  |   = 100,..     |
00001830  20 20 20 20 20 20 20 20  20 20 20 78 6d 69 6e 20  |           xmin |
00001840  20 20 20 3d 20 2d 31 30  2c 20 78 6d 61 78 20 3d  |   = -10, xmax =|
00001850  20 31 30 2c 0a 20 20 20  20 20 20 20 20 20 20 20  | 10,.           |
00001860  20 20 20 20 20 79 6d 69  6e 20 20 20 20 3d 20 30  |     ymin    = 0|
00001870  2c 20 20 20 79 6d 61 78  20 3d 20 35 30 2c 0a 20  |,   ymax = 50,. |
00001880  20 20 20 20 20 20 20 20  20 20 20 20 20 20 20 7a  |               z|
00001890  6d 69 6e 20 20 20 20 3d  20 2d 31 30 2c 20 7a 6d  |min    = -10, zm|
000018a0  61 78 20 3d 20 31 30 2c  0a 0a 20 20 20 20 20 20  |ax = 10,..      |
000018b0  20 20 20 20 20 20 20 20  20 20 64 69 66 66 20 20  |          diff  |
000018c0  20 20 3d 20 28 2e 31 2c  20 2e 37 2c 20 2e 31 29  |  = (.1, .7, .1)|
000018d0  2c 0a 20 20 20 20 20 20  20 20 20 20 20 20 20 20  |,.              |
000018e0  20 20 72 65 66 6c 65 63  74 20 3d 20 2e 37 2c 0a  |  reflect = .7,.|
000018f0  20 20 20 20 20 20 20 20  20 20 20 20 20 20 20 20  |                |
00001900  73 72 65 66 6c 65 63 74  3d 32 30 0a 20 20 20 20  |sreflect=20.    |
00001910  20 20 20 20 20 20 20 20  20 20 29 0a 20 20 45 4e  |          ).  EN|
00001920  44 5f 42 42 4f 58 0a 0a  45 4e 44 5f 42 42 4f 58  |D_BBOX..END_BBOX|
00001930  0a 0a 4f 42 53 45 52 56  45 52 20 28 20 6c 6f 63  |..OBSERVER ( loc|
00001940  20 20 20 20 3d 20 28 2d  35 30 2c 20 31 38 30 2c  |    = (-50, 180,|
00001950  20 2d 33 30 29 0a 20 20  20 20 20 20 20 20 20 20  | -30).          |
00001960  20 6c 6f 6f 6b 61 74 20  3d 20 28 31 38 30 2c 20  | lookat = (180, |
00001970  35 30 2c 20 31 30 30 29  0a 20 20 20 20 20 20 20  |50, 100).       |
00001980  20 20 29 0a 0a 53 4b 59  20 28 20 68 6f 72 69 7a  |  )..SKY ( horiz|
00001990  20 20 3d 20 28 2e 31 30  2c 20 2e 31 2c 20 2e 37  |  = (.10, .1, .7|
000019a0  35 29 0a 20 20 20 20 20  20 7a 65 6e 69 74 68 20  |5).      zenith |
000019b0  3d 20 28 2e 31 30 2c 20  2e 31 2c 20 2e 36 30 29  |= (.10, .1, .60)|
000019c0  0a 20 20 20 20 20 20 64  69 74 68 65 72 20 3d 20  |.      dither = |
000019d0  34 0a 20 20 20 20 29 0a  0a 4c 41 4d 50 20 28 20  |4.    )..LAMP ( |
000019e0  6c 6f 63 20 3d 20 28 31  35 30 2c 20 32 35 30 2c  |loc = (150, 250,|
000019f0  20 2d 38 30 29 0a 20 20  20 20 20 20 20 72 61 64  | -80).       rad|
00001a00  69 75 73 20 3d 20 35 2c  0a 20 20 20 20 20 20 20  |ius = 5,.       |
00001a10  64 69 73 74 20 3d 20 32  35 30 0a 20 20 20 20 20  |dist = 250.     |
00001a20  29 0a 0a 4c 41 4d 50 20  28 20 6c 6f 63 20 3d 20  |)..LAMP ( loc = |
00001a30  28 32 35 30 2c 20 35 30  2c 20 32 35 30 29 2c 0a  |(250, 50, 250),.|
00001a40  20 20 20 20 20 20 20 72  61 64 69 75 73 20 3d 20  |       radius = |
00001a50  35 2c 0a 20 20 20 20 20  20 20 64 69 73 74 20 20  |5,.       dist  |
00001a60  20 3d 20 36 30 0a 20 20  20 20 20 29 0a 0a 0a 46  | = 60.     )...F|
00001a70  4f 43 5f 4c 45 4e 47 54  48 20 3d 20 35 30 0a 0a  |OC_LENGTH = 50..|
00001a80  0a                                                |.|
00001a81