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August 29, 2015 14:25
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Hide objects that are outside of control spheres http://i.imgur.com/MtcyybR.gif
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| /* usage: | |
| run script, select objects to be hidden, press "Select Objects to be hidden" =) | |
| then create and select spheres that will serve as control objects and "Select balls to control" | |
| you can add/remove spheres and objects afterwards by adding remove from the two sets 'objs' and 'control' | |
| slightly buggy because of setAttr in expressions | |
| */ | |
| global string $objs; | |
| global string $controlsObjs; | |
| $objs = ""; | |
| $controlsObjs = ""; | |
| string $window = `window -menuBar true -title "Hide stuff with balls" "johny"`; | |
| columnLayout -adjustableColumn true; | |
| button -label "Select objects to be hidden" -command "set(0)"; | |
| button -label "Select balls to control" -command "set(1)"; | |
| showWindow $window; | |
| proc set(int $n){ | |
| global string $objs; | |
| global string $controlsObjs; | |
| string $names[] = {"objs","control"}; | |
| $createSetResult = `sets -name $names[$n]`; | |
| if($n==0){ | |
| $objs = $createSetResult; | |
| } | |
| if($n==1){ | |
| $controlsObjs = $createSetResult; | |
| } | |
| print($objs+"------"+$controlsObjs); | |
| if($n){ | |
| string $expr = ""; | |
| string $controls[] = `listConnections -s 1 -d 0 -p 0 -c 0 $controlsObjs`; | |
| string $updates = ""; | |
| for($o in $controls){ | |
| $updates += $o+".tx +"+$o+".sx +"; | |
| } | |
| $updates += "0"; | |
| for($o in $controls){ | |
| $expr += $o+".shearXY = 0*("+$updates+");\n"; | |
| } | |
| $expr += "string $objs[] = `listConnections -s 1 -d 0 -p 0 -c 0 \""+$objs+"\"`;\n"; | |
| $expr += "string $controls[] = `listConnections -s 1 -d 0 -p 0 -c 0 \""+$controlsObjs+"\"`;\n"; | |
| $expr += "float $controlCenters[] = {};\n"; | |
| $expr += "for($o in $controls){\n"; | |
| $expr += " setAttr ($o+\".overrideEnabled\") 1;\n"; | |
| $expr += " setAttr ($o+\".overrideShading\") 0;\n"; | |
| $expr += " float $center[] = `xform -ws -q -t $o`;\n"; | |
| $expr += " $i = size($controlCenters);\n"; | |
| $expr += " $controlCenters[$i] = $center[0];\n"; | |
| $expr += " $controlCenters[$i+1] = $center[1];\n"; | |
| $expr += " $controlCenters[$i+2] = $center[2];\n"; | |
| $expr += " $controlCenters[$i+3] = getAttr($o+\".sx\");\n"; | |
| $expr += "}\n"; | |
| $expr += "for($o in $objs){\n"; | |
| $expr += " float $c[] = `xform -ws -q -bb $o`;\n"; | |
| $expr += " $c = {($c[0]+$c[3])/2,($c[1]+$c[4])/2,($c[2]+$c[5])/2};\n"; | |
| $expr += " int $visib = false;\n"; | |
| $expr += " for($i = 0;$i<size($controlCenters);$i+=4){\n"; | |
| $expr += " vector $distVect = <<$controlCenters[$i]-$c[0],$controlCenters[$i+1]-$c[1],$controlCenters[$i+2]-$c[2]>>;\n"; | |
| $expr += " float $dist = `mag($distVect)`;\n"; | |
| $expr += " if($dist<abs($controlCenters[$i+3])){\n"; | |
| $expr += " $visib = true;\n"; | |
| $expr += " }\n"; | |
| $expr += " }\n"; | |
| $expr += " setAttr($o+\".visibility\") $visib; \n"; | |
| $expr += "} \n"; | |
| expression -s $expr "objs"; | |
| deleteUI "johny"; | |
| } | |
| } |
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