src/util/genambpos.pl

#!/usr/bin/perl -w
# RCSid $Id: genambpos.pl,v 2.8 2014/05/15 17:30:53 greg Exp $
#
# Visualize ambient positions and gradients
#
use strict;
sub userror {
        print STDERR "Usage: genambpos [-l lvl][-w minwt][-r rad][-s sf][-p][-d] scene.amb > ambloc.rad\n";
        exit 1;
}
my $lvlsel = -1;
my $scale = 0.25;
my $doposgrad = 0;
my $dodirgrad = 0;
my $minwt = 0.5001**6;
my $fixedrad="";
my $savedARGV = "genambpos @ARGV";
# Get options
while ($#ARGV >= 0) {
        if ("$ARGV[0]" =~ /^-p/) {
                $doposgrad=1;
        } elsif ("$ARGV[0]" =~ /^-d/) {
                $dodirgrad=1;
        } elsif ("$ARGV[0]" =~ /^-l/) {
                $lvlsel = $ARGV[1];
                shift @ARGV;
        } elsif ("$ARGV[0]" =~ /^-w/) {
                $minwt = $ARGV[1];
                shift @ARGV;
        } elsif ("$ARGV[0]" =~ /^-s/) {
                $scale = $ARGV[1];
                shift @ARGV;
        } elsif ("$ARGV[0]" =~ /^-r/) {
                $fixedrad = "-e psiz:$ARGV[1]";
                shift @ARGV;
        } elsif ("$ARGV[0]" =~ /^-./) {
                userror();
        } else {
                last;
        }
        shift @ARGV;
}
userror() if ($#ARGV != 0);
my $cmd = "getinfo < $ARGV[0] " . 
                q[| sed -n 's/^.* -aa \([.0-9][^ ]*\) .*$/\1/p'];
my $ambacc=`$cmd`;
die "Missing -aa setting in header\n" if (! $ambacc );
die "Zero -aa setting in header\n" if ($ambacc <= .00001);
$scale *= $ambacc;
my $ambfmt = '
void glow posglow
0
0
4 ${agr} ${agg} ${agb} 0

posglow sphere position${recno}
0
0
4 ${  px  } ${  py  } ${  pz  } ${ psiz }
';
my $posgradfmt = '
void glow arrglow
0
0
4 ${wt*agr} ${wt*agg} ${wt*agb} 0

arrglow cone pgarrow${recno}
0
0
8
        ${    cx0    }  ${    cy0    }  ${    cz0    }
        ${    cx1    }  ${    cy1    }  ${    cz1    }
        ${   cr0   }    0

void brightfunc pgpat
2 posfunc ambpos.cal
0
6 ${ px } ${ py } ${ pz } ${ pgx } ${ pgy } ${ pgz }

pgpat colorfunc pgpat
4 1 if(corralled,.1,1) if(corralled,.1,1) ambpos.cal
0
7 ${ px } ${ py } ${ pz } ${  ux  } ${  uy  } ${  uz  } ${   cflags    }

pgpat glow pgval
0
0
4 ${avr} ${avg} ${avb} 0

void mixfunc pgeval
4 pgval void ellipstencil ambpos.cal
0
9 ${ px } ${ py } ${ pz } ${ux/r0} ${uy/r0} ${uz/r0} ${vx/r1} ${vy/r1} ${vz/r1}

pgeval polygon pgellipse${recno}
0
0
12
        ${   px1   } ${   py1   } ${   pz1   }
        ${   px2   } ${   py2   } ${   pz2   }
        ${   px3   } ${   py3   } ${   pz3   }
        ${   px4   } ${   py4   } ${   pz4   }
';
$posgradfmt .= '
void glow tipglow
0
0
4 ${2*agr} ${2*agg} ${2*agb} 0

tipglow sphere atip
0
0
4 ${   cx1   } ${   cy1   } ${   cz1   } ${psiz/7}
' if ($dodirgrad);
my $dirgradfmt='
void brightfunc dgpat
2 dirfunc ambpos.cal
0
9 ${ px } ${ py } ${ pz } ${ nx } ${ ny } ${ nz } ${ dgx } ${ dgy } ${ dgz }

dgpat glow dgval
0
0
4 ${avr} ${avg} ${avb} 0

dgval ring dgdisk${recno}a
0
0
8
        ${ px+dgx/dg*eps*.5 } ${ py+dgy/dg*eps*.5 } ${ pz+dgz/dg*eps*.5 }
        ${ dgx } ${ dgy } ${ dgz }
        0       ${  r0/2  }

dgval ring dgdisk${recno}b
0
0
8
        ${ px-dgx/dg*eps*.5 } ${ py-dgy/dg*eps*.5 } ${ pz-dgz/dg*eps*.5 }
        ${ -dgx } ${ -dgy } ${ -dgz }
        0       ${  r0/2  }
';
# Load & convert ambient values
print "# Output produced by: $savedARGV\n";
system "lookamb -h -d $ARGV[0] | rcalc -e 'LV:$lvlsel;MW:$minwt;SF:$scale'" .
                " -f rambpos.cal -e cond=acond $fixedrad -o '$ambfmt'";
if ($doposgrad) {
        system "lookamb -h -d $ARGV[0] " .
                "| rcalc -e 'LV:$lvlsel;MW:$minwt;SF:$scale'" .
                " -f rambpos.cal -e cond=pcond $fixedrad -o '$posgradfmt'";
}
if ($dodirgrad) {
        system "lookamb -h -d $ARGV[0] " .
                "| rcalc -e 'LV:$lvlsel;MW:$minwt;SF:$scale'" .
                " -f rambpos.cal -e cond=dcond -o '$dirgradfmt'";
}
exit;
Revision:	2.9
Committed:	Wed Sep 3 14:05:55 2014 UTC (10 years, 2 months ago) by greg
Content type:	text/plain
Branch:	MAIN
CVS Tags:	rad4R2P2, rad5R0, rad4R2P1
Changes since 2.8:	+6 -1 lines
Log Message:	Added corral flag highlighting
#	User	Rev	Content
1	greg	2.1	#!/usr/bin/perl -w
2	greg	2.9	# RCSid $Id: genambpos.pl,v 2.8 2014/05/15 17:30:53 greg Exp $
3	greg	2.1	#
4			# Visualize ambient positions and gradients
5			#
6			use strict;
7			sub userror {
8	greg	2.5	print STDERR "Usage: genambpos [-l lvl][-w minwt][-r rad][-s sf][-p][-d] scene.amb > ambloc.rad\n";
9	greg	2.1	exit 1;
10			}
11			my $lvlsel = -1;
12			my $scale = 0.25;
13			my $doposgrad = 0;
14			my $dodirgrad = 0;
15	greg	2.2	my $minwt = 0.5001**6;
16	greg	2.5	my $fixedrad="";
17	greg	2.1	my $savedARGV = "genambpos @ARGV";
18			# Get options
19			while ($#ARGV >= 0) {
20			if ("$ARGV[0]" =~ /^-p/) {
21			$doposgrad=1;
22			} elsif ("$ARGV[0]" =~ /^-d/) {
23			$dodirgrad=1;
24			} elsif ("$ARGV[0]" =~ /^-l/) {
25			$lvlsel = $ARGV[1];
26			shift @ARGV;
27	greg	2.2	} elsif ("$ARGV[0]" =~ /^-w/) {
28			$minwt = $ARGV[1];
29			shift @ARGV;
30	greg	2.1	} elsif ("$ARGV[0]" =~ /^-s/) {
31			$scale = $ARGV[1];
32			shift @ARGV;
33	greg	2.5	} elsif ("$ARGV[0]" =~ /^-r/) {
34			$fixedrad = "-e psiz:$ARGV[1]";
35			shift @ARGV;
36	greg	2.1	} elsif ("$ARGV[0]" =~ /^-./) {
37			userror();
38			} else {
39			last;
40			}
41			shift @ARGV;
42			}
43			userror() if ($#ARGV != 0);
44			my $cmd = "getinfo < $ARGV[0] " .
45	greg	2.3	q[\| sed -n 's/^.* -aa \([.0-9][^ ]\) .$/\1/p'];
46	greg	2.1	my $ambacc=`$cmd`;
47			die "Missing -aa setting in header\n" if (! $ambacc );
48	greg	2.6	die "Zero -aa setting in header\n" if ($ambacc <= .00001);
49	greg	2.4	$scale *= $ambacc;
50			my $ambfmt = '
51	greg	2.1	void glow posglow
52			0
53			0
54			4 ${agr} ${agg} ${agb} 0
55
56			posglow sphere position${recno}
57			0
58			0
59	greg	2.6	4 ${ px } ${ py } ${ pz } ${ psiz }
60	greg	2.4	';
61			my $posgradfmt = '
62	greg	2.2	void glow arrglow
63			0
64			0
65			4 ${wtagr} ${wtagg} ${wt*agb} 0
66
67			arrglow cone pgarrow${recno}
68	greg	2.1	0
69			0
70			8
71	greg	2.7	${ cx0 } ${ cy0 } ${ cz0 }
72			${ cx1 } ${ cy1 } ${ cz1 }
73			${ cr0 } 0
74	greg	2.4
75	greg	2.1	void brightfunc pgpat
76			2 posfunc ambpos.cal
77			0
78			6 ${ px } ${ py } ${ pz } ${ pgx } ${ pgy } ${ pgz }
79
80	greg	2.9	pgpat colorfunc pgpat
81			4 1 if(corralled,.1,1) if(corralled,.1,1) ambpos.cal
82			0
83			7 ${ px } ${ py } ${ pz } ${ ux } ${ uy } ${ uz } ${ cflags }
84
85	greg	2.1	pgpat glow pgval
86			0
87			0
88			4 ${avr} ${avg} ${avb} 0
89
90			void mixfunc pgeval
91			4 pgval void ellipstencil ambpos.cal
92			0
93			9 ${ px } ${ py } ${ pz } ${ux/r0} ${uy/r0} ${uz/r0} ${vx/r1} ${vy/r1} ${vz/r1}
94
95			pgeval polygon pgellipse${recno}
96			0
97			0
98			12
99	greg	2.7	${ px1 } ${ py1 } ${ pz1 }
100			${ px2 } ${ py2 } ${ pz2 }
101			${ px3 } ${ py3 } ${ pz3 }
102			${ px4 } ${ py4 } ${ pz4 }
103	greg	2.1	';
104	greg	2.4	$posgradfmt .= '
105	greg	2.1	void glow tipglow
106			0
107			0
108			4 ${2agr} ${2agg} ${2*agb} 0
109
110			tipglow sphere atip
111			0
112			0
113	greg	2.7	4 ${ cx1 } ${ cy1 } ${ cz1 } ${psiz/7}
114	greg	2.4	' if ($dodirgrad);
115			my $dirgradfmt='
116	greg	2.1	void brightfunc dgpat
117			2 dirfunc ambpos.cal
118			0
119			9 ${ px } ${ py } ${ pz } ${ nx } ${ ny } ${ nz } ${ dgx } ${ dgy } ${ dgz }
120
121			dgpat glow dgval
122			0
123			0
124			4 ${avr} ${avg} ${avb} 0
125
126			dgval ring dgdisk${recno}a
127			0
128			0
129			8
130	greg	2.8	${ px+dgx/dgeps.5 } ${ py+dgy/dgeps.5 } ${ pz+dgz/dgeps.5 }
131	greg	2.1	${ dgx } ${ dgy } ${ dgz }
132	greg	2.7	0 ${ r0/2 }
133	greg	2.1
134			dgval ring dgdisk${recno}b
135			0
136			0
137			8
138	greg	2.8	${ px-dgx/dgeps.5 } ${ py-dgy/dgeps.5 } ${ pz-dgz/dgeps.5 }
139	greg	2.1	${ -dgx } ${ -dgy } ${ -dgz }
140	greg	2.7	0 ${ r0/2 }
141	greg	2.1	';
142			# Load & convert ambient values
143			print "# Output produced by: $savedARGV\n";
144	greg	2.2	system "lookamb -h -d $ARGV[0] \| rcalc -e 'LV:$lvlsel;MW:$minwt;SF:$scale'" .
145	greg	2.5	" -f rambpos.cal -e cond=acond $fixedrad -o '$ambfmt'";
146	greg	2.4	if ($doposgrad) {
147			system "lookamb -h -d $ARGV[0] " .
148			"\| rcalc -e 'LV:$lvlsel;MW:$minwt;SF:$scale'" .
149	greg	2.5	" -f rambpos.cal -e cond=pcond $fixedrad -o '$posgradfmt'";
150	greg	2.4	}
151			if ($dodirgrad) {
152			system "lookamb -h -d $ARGV[0] " .
153			"\| rcalc -e 'LV:$lvlsel;MW:$minwt;SF:$scale'" .
154			" -f rambpos.cal -e cond=dcond -o '$dirgradfmt'";
155			}
156	greg	2.1	exit;