| 4 |
|
# Visualize ambient positions and gradients |
| 5 |
|
# |
| 6 |
|
use strict; |
| 7 |
+ |
my $windoz = ($^O eq "MSWin32" or $^O eq "MSWin64"); |
| 8 |
+ |
die "Not supported under Windows -- sorry!\n" if ( $windoz ); |
| 9 |
|
sub userror { |
| 10 |
|
print STDERR "Usage: genambpos [-l lvl][-w minwt][-r rad][-s sf][-p][-d] scene.amb > ambloc.rad\n"; |
| 11 |
|
exit 1; |
| 47 |
|
q[| sed -n 's/^.* -aa \([.0-9][^ ]*\) .*$/\1/p']; |
| 48 |
|
my $ambacc=`$cmd`; |
| 49 |
|
die "Missing -aa setting in header\n" if (! $ambacc ); |
| 50 |
+ |
die "Zero -aa setting in header\n" if ($ambacc <= .00001); |
| 51 |
|
$scale *= $ambacc; |
| 52 |
|
my $ambfmt = ' |
| 53 |
|
void glow posglow |
| 58 |
|
posglow sphere position${recno} |
| 59 |
|
0 |
| 60 |
|
0 |
| 61 |
< |
4 ${px} ${py} ${pz} ${psiz} |
| 61 |
> |
4 ${ px } ${ py } ${ pz } ${ psiz } |
| 62 |
|
'; |
| 63 |
|
my $posgradfmt = ' |
| 64 |
|
void glow arrglow |
| 70 |
|
0 |
| 71 |
|
0 |
| 72 |
|
8 |
| 73 |
< |
${ cx0 } ${ cy0 } ${ cz0 } |
| 74 |
< |
${ cx1 } ${ cy1 } ${ cz1 } |
| 75 |
< |
${ cr0 } 0 |
| 73 |
> |
${ cx0 } ${ cy0 } ${ cz0 } |
| 74 |
> |
${ cx1 } ${ cy1 } ${ cz1 } |
| 75 |
> |
${ cr0 } 0 |
| 76 |
|
|
| 77 |
|
void brightfunc pgpat |
| 78 |
|
2 posfunc ambpos.cal |
| 79 |
|
0 |
| 80 |
|
6 ${ px } ${ py } ${ pz } ${ pgx } ${ pgy } ${ pgz } |
| 81 |
|
|
| 82 |
+ |
pgpat colorfunc pgpat |
| 83 |
+ |
4 1 if(corralled,.1,1) if(corralled,.1,1) ambpos.cal |
| 84 |
+ |
0 |
| 85 |
+ |
7 ${ px } ${ py } ${ pz } ${ ux } ${ uy } ${ uz } ${ cflags } |
| 86 |
+ |
|
| 87 |
|
pgpat glow pgval |
| 88 |
|
0 |
| 89 |
|
0 |
| 98 |
|
0 |
| 99 |
|
0 |
| 100 |
|
12 |
| 101 |
< |
${ px1 } ${ py1 } ${ pz1 } |
| 102 |
< |
${ px2 } ${ py2 } ${ pz2 } |
| 103 |
< |
${ px3 } ${ py3 } ${ pz3 } |
| 104 |
< |
${ px4 } ${ py4 } ${ pz4 } |
| 101 |
> |
${ px1 } ${ py1 } ${ pz1 } |
| 102 |
> |
${ px2 } ${ py2 } ${ pz2 } |
| 103 |
> |
${ px3 } ${ py3 } ${ pz3 } |
| 104 |
> |
${ px4 } ${ py4 } ${ pz4 } |
| 105 |
|
'; |
| 106 |
|
$posgradfmt .= ' |
| 107 |
|
void glow tipglow |
| 109 |
|
0 |
| 110 |
|
4 ${2*agr} ${2*agg} ${2*agb} 0 |
| 111 |
|
|
| 112 |
< |
tipglow sphere atip |
| 112 |
> |
tipglow sphere atip${recno} |
| 113 |
|
0 |
| 114 |
|
0 |
| 115 |
< |
4 ${ cx1 } ${ cy1 } ${ cz1 } ${psiz/7} |
| 115 |
> |
4 ${ cx1 } ${ cy1 } ${ cz1 } ${psiz/7} |
| 116 |
|
' if ($dodirgrad); |
| 117 |
|
my $dirgradfmt=' |
| 118 |
|
void brightfunc dgpat |
| 129 |
|
0 |
| 130 |
|
0 |
| 131 |
|
8 |
| 132 |
< |
${ px+dgx*.001 } ${ py+dgy*.001 } ${ pz+dgz*.001 } |
| 132 |
> |
${ px+dgx/dg*eps*.5 } ${ py+dgy/dg*eps*.5 } ${ pz+dgz/dg*eps*.5 } |
| 133 |
|
${ dgx } ${ dgy } ${ dgz } |
| 134 |
< |
0 ${ r0/2 } |
| 134 |
> |
0 ${ r0/2 } |
| 135 |
|
|
| 136 |
|
dgval ring dgdisk${recno}b |
| 137 |
|
0 |
| 138 |
|
0 |
| 139 |
|
8 |
| 140 |
< |
${ px-dgx*.001 } ${ py-dgy*.001 } ${ pz-dgz*.001 } |
| 140 |
> |
${ px-dgx/dg*eps*.5 } ${ py-dgy/dg*eps*.5 } ${ pz-dgz/dg*eps*.5 } |
| 141 |
|
${ -dgx } ${ -dgy } ${ -dgz } |
| 142 |
< |
0 ${ r0/2 } |
| 142 |
> |
0 ${ r0/2 } |
| 143 |
|
'; |
| 144 |
|
# Load & convert ambient values |
| 145 |
|
print "# Output produced by: $savedARGV\n"; |
