version 1.32, 2010/11/10 22:53:32
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version 1.33, 2010/11/11 03:52:35
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Line 389 sub start_functionplotrule {
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Line 389 sub start_functionplotrule {
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&Apache::lonxml::get_param('xfinal',$parstack,$safeeval), |
&Apache::lonxml::get_param('xfinal',$parstack,$safeeval), |
$endinglabel, |
$endinglabel, |
$relationship, |
$relationship, |
&Apache::lonxml::get_param('value',$parstack,$safeeval) |
&Apache::lonxml::get_param('value',$parstack,$safeeval), |
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&Apache::lonxml::get_param('percenterror',$parstack,$safeeval) |
))); |
))); |
} elsif ($target eq 'edit') { |
} elsif ($target eq 'edit') { |
$result=&Apache::edit::tag_start($target,$token,'Function Plot Evaluation Rule'). |
$result=&Apache::edit::tag_start($target,$token,'Function Plot Evaluation Rule'). |
Line 791 sub compare_rel {
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Line 792 sub compare_rel {
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} |
} |
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sub functionplotrulecheck { |
sub functionplotrulecheck { |
my ($rule,$xmin,$xmax,$tolfunc,$toldfdx,$told2fdx2)=@_; |
my ($rule,$xmin,$xmax,$ymin,$ymax)=@_; |
# &Apache::lonnet::logthis("Rule $rule TolFunc $tolfunc TolDfDx $toldfdx TolD2fDx2 $told2fdx2"); |
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my ($label,$derivative,$xinitial,$xinitiallabel,$xfinal,$xfinallabel,$relationship,$value) |
# &Apache::lonnet::logthis("Rule $rule $xmin $xmax $ymin $ymax"); |
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my ($label,$derivative,$xinitial,$xinitiallabel,$xfinal,$xfinallabel,$relationship,$value,$percent) |
=split(/\:/,$rule); |
=split(/\:/,$rule); |
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$percent=($percent>0?$percent:5); |
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my $li=0; |
my $li=0; |
my $lh=400; |
my $lh=400; |
Line 827 sub functionplotrulecheck {
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Line 831 sub functionplotrulecheck {
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} |
} |
unless ($findupper) { |
unless ($findupper) { |
if (defined($Apache::functionplotresponse::functionplotrulelabels{$xfinallabel})) { |
if (defined($Apache::functionplotresponse::functionplotrulelabels{$xfinallabel})) { |
$lh=$Apache::functionplotresponse::functionplotrulelabels{$xfinallabel}; |
$lh=$Apache::functionplotresponse::functionplotrulelabels{$xfinallabel}-1; |
} else { |
} else { |
$lh=&array_index($xmin,$xmax,$xfinal); |
$lh=&array_index($xmin,$xmax,$xfinal); |
} |
} |
Line 840 sub functionplotrulecheck {
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Line 844 sub functionplotrulecheck {
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} |
} |
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# &Apache::lonnet::logthis("Init $xinitial=$li Final $xfinal=$lh Findupper: $findupper"); |
# &Apache::lonnet::logthis("Init $xinitial=$li Final $xfinal=$lh Findupper: $findupper"); |
my $tol=$tolfunc; |
my $tol=$percent*($ymax-$ymin)/100; |
if ($derivative==2) { |
if ($xmax>$xmin) { |
$tol=$told2fdx2; |
if ($derivative==2) { |
} elsif ($derivative==1) { |
$tol=4.*$tol/($xmax-$xmin); |
$tol=$toldfdx; |
} elsif ($derivative==1) { |
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$tol=2.*$tol/($xmax-$xmin); |
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} |
} |
} |
for (my $i=$li; $i<=$lh; $i++) { |
for (my $i=$li; $i<=$lh; $i++) { |
my $val; |
my $val; |
Line 856 sub functionplotrulecheck {
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Line 862 sub functionplotrulecheck {
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$val=$Apache::functionplotresponse::func[$i]; |
$val=$Apache::functionplotresponse::func[$i]; |
} |
} |
unless (&compare_rel($relationship,$value,$val,$tol)) { |
unless (&compare_rel($relationship,$value,$val,$tol)) { |
# &Apache::lonnet::logthis("Condition false $findupper at $i with $val"); |
# &Apache::lonnet::logthis("Condition false $findupper at $i with $val tol:$tol from $value"); |
if (($findupper) && ($i>$li)) { |
if (($findupper) && ($i>$li)) { |
$Apache::functionplotresponse::functionplotrulelabels{$xfinallabel}=$i; |
$Apache::functionplotresponse::functionplotrulelabels{$xfinallabel}=$i; |
# &Apache::lonnet::logthis("Setting $xfinallabel to $i"); |
# &Apache::lonnet::logthis("Setting $xfinallabel to $i"); |
Line 903 sub end_functionplotresponse {
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Line 909 sub end_functionplotresponse {
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my $ymax=&Apache::lonxml::get_param('ymax',$parstack,$safeeval); |
my $ymax=&Apache::lonxml::get_param('ymax',$parstack,$safeeval); |
$ymax=(defined($ymax)?$ymax:10); |
$ymax=(defined($ymax)?$ymax:10); |
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my $percent=&Apache::lonxml::get_param('percenterror',$parstack,$safeeval); |
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$percent=(defined($percent)?$percent:5); |
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my $tolfunc=$percent*($ymax-$ymin)/100.; |
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my $toldfdx=1; |
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my $told2fdx2=1; |
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if ($xmax>$xmin) { |
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$toldfdx=$tolfunc/($xmax-$xmin); |
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$told2fdx2=$toldfdx/($xmax-$xmin); |
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} |
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my $ad=''; |
my $ad=''; |
undef %Apache::functionplotresponse::functionplotrulelabels; |
undef %Apache::functionplotresponse::functionplotrulelabels; |
$Apache::functionplotresponse::functionplotrulelabels{'start'}=400; |
$Apache::functionplotresponse::functionplotrulelabels{'start'}=400; |
Line 923 sub end_functionplotresponse {
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Line 918 sub end_functionplotresponse {
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} else { |
} else { |
# We have a function that we can actually grade, go through the spline rules. |
# We have a function that we can actually grade, go through the spline rules. |
foreach my $rule (@Apache::functionplotresponse::functionplotrules) { |
foreach my $rule (@Apache::functionplotresponse::functionplotrules) { |
unless (&functionplotrulecheck($rule,$xmin,$xmax,$tolfunc,$toldfdx,$told2fdx2)) { |
unless (&functionplotrulecheck($rule,$xmin,$xmax,$ymin,$ymax)) { |
$ad='INCORRECT'; |
$ad='INCORRECT'; |
last; |
last; |
} |
} |