version 1.64, 2011/09/28 23:33:52
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version 1.65, 2011/10/13 01:54:12
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Line 31 use strict;
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Line 31 use strict;
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use Apache::response(); |
use Apache::response(); |
use Apache::lonlocal; |
use Apache::lonlocal; |
use Apache::lonnet; |
use Apache::lonnet; |
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use Apache::run; |
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BEGIN { |
BEGIN { |
&Apache::lonxml::register('Apache::functionplotresponse',('functionplotresponse','backgroundplot','spline', |
&Apache::lonxml::register('Apache::functionplotresponse',('functionplotresponse','backgroundplot','spline', |
Line 563 sub start_functionplotrule {
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Line 564 sub start_functionplotrule {
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['lt','less than'], |
['lt','less than'], |
['le','less than or equal']],$token). |
['le','less than or equal']],$token). |
$result.= &Apache::edit::select_or_text_arg('Value:','value', |
$result.= &Apache::edit::select_or_text_arg('Value:','value', |
[['undef','not defined']],$token,'8'). |
[['undef','not defined']],$token,'30'). |
&Apache::edit::text_arg('Percent error:','percenterror', |
&Apache::edit::text_arg('Percent error:','percenterror', |
$token,'8'). |
$token,'8'). |
&Apache::edit::end_row(); |
&Apache::edit::end_row(); |
Line 979 sub actualval {
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Line 980 sub actualval {
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my ($i,$xmin,$xmax)=@_; |
my ($i,$xmin,$xmax)=@_; |
return $xmin+$i/400.*($xmax-$xmin); |
return $xmin+$i/400.*($xmax-$xmin); |
} |
} |
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sub fpr_f { |
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my ($arg)=@_; |
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return $Apache::functionplotresponse::func[&array_index($Apache::functionplotresponse::fpr_xmin, |
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$Apache::functionplotresponse::fpr_xmax, |
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$arg)]; |
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} |
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sub fpr_dfdx { |
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my ($arg)=@_; |
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return $Apache::functionplotresponse::dfuncdx[&array_index($Apache::functionplotresponse::fpr_xmin, |
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$Apache::functionplotresponse::fpr_xmax, |
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$arg)]; |
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} |
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sub fpr_d2fdx2 { |
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my ($arg)=@_; |
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return $Apache::functionplotresponse::d2funcdx2[&array_index($Apache::functionplotresponse::fpr_xmin, |
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$Apache::functionplotresponse::fpr_xmax, |
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$arg)]; |
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} |
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sub functionplotrulecheck { |
sub functionplotrulecheck { |
my ($rule,$xmin,$xmax,$ymin,$ymax)=@_; |
my ($rule,$xmin,$xmax,$ymin,$ymax,$safeeval)=@_; |
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my ($label,$derivative,$xinitial,$xinitiallabel,$xfinal,$xfinallabel,$minimumlength,$maximumlength,$relationship,$value,$percent) |
my ($label,$derivative,$xinitial,$xinitiallabel,$xfinal,$xfinallabel,$minimumlength,$maximumlength,$relationship,$value,$percent) |
=split(/\:/,$rule); |
=split(/\:/,$rule); |
$percent=($percent>0?$percent:5); |
$percent=($percent>0?$percent:5); |
&addlog("================="); |
&addlog("================="); |
&addlog("Rule $label for ".($derivative<0?'integral':('function itself','first derivative','second derivative')[$derivative])." $relationship $value"); |
&addlog("Rule $label for ".($derivative<0?'integral':('function itself','first derivative','second derivative')[$derivative])." $relationship $value"); |
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# |
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# Evaluate the value |
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# |
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if ($value=~/\D/) { |
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$Apache::functionplotresponse::fpr_xmin=$xmin; |
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$Apache::functionplotresponse::fpr_xmax=$xmax; |
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$value=&Apache::run::run($value,$safeeval); |
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&addlog("Value evaluated to $value"); |
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} |
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# |
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# Minimum and maximum lengths of the interval |
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# |
if ((defined($minimumlength)) || (defined($maximumlength))) { |
if ((defined($minimumlength)) || (defined($maximumlength))) { |
&addlog("Minimumlength $minimumlength Maximumlength $maximumlength"); |
&addlog("Minimumlength $minimumlength Maximumlength $maximumlength"); |
} |
} |
Line 1186 sub end_functionplotruleset {
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Line 1221 sub end_functionplotruleset {
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# 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,$ymin,$ymax)) { |
unless (&functionplotrulecheck($rule,$xmin,$xmax,$ymin,$ymax,$safeeval)) { |
$ad='INCORRECT'; |
$ad='INCORRECT'; |
last; |
last; |
} |
} |