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August 29, 2015 14:25
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Grows your selection of faces up to a certain angle threshold. /!\ Slow as fuck http://i.imgur.com/ZTJDrXB.gif
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| global string $selectedFace; | |
| string $selected[] = `ls -sl`; | |
| $selectedFace = $selected[0]; | |
| string $window = `window -title "Select similar faces"`; | |
| columnLayout; | |
| floatSliderGrp -label "Angle threshold " -field true | |
| -minValue 0 -maxValue 180 | |
| -cc "growSel" | |
| -value 0 "slidAngle"; | |
| showWindow $window; | |
| proc growSel(){ | |
| global string $selectedFace; | |
| string $newSelection[] = `ls -sl`; | |
| if(size($newSelection)==1){ | |
| $selectedFace = $newSelection[0]; | |
| } | |
| float $threshold = `floatSliderGrp -q -v "slidAngle"`; | |
| growByAngle($selectedFace,$threshold); | |
| } | |
| proc growByAngle(string $face, float $threshold){ | |
| vector $base = norm($face); | |
| string $newSele[] = {}; | |
| float $olds = 0; | |
| float $news = 1; | |
| int $round = 0; | |
| while($olds != $news || $round > 999){ | |
| $round++; | |
| $olds = size(`ls -sl`); | |
| if($olds == 0){ | |
| select -r $face; | |
| } | |
| GrowPolygonSelectionRegion; | |
| string $grow[] = `ls -sl -fl`; | |
| for($face in $grow){ | |
| vector $fAngle = norm($face); | |
| float $result[] = `angleBetween -euler -v1 ($base.x) ($base.y) ($base.z) -v2 ($fAngle.x) ($fAngle.y) ($fAngle.z)`; | |
| if((abs($result[0])+abs($result[1])+abs($result[2]))<$threshold){ | |
| $newSele[size($newSele)] = $face; | |
| } | |
| } | |
| select -r $newSele; | |
| $news = size(`ls -sl`); | |
| } | |
| } | |
| proc vector norm( string $face ) | |
| { | |
| //from Joseph A. Hansen (Beyond Games). | |
| vector $normal; | |
| float $x; | |
| float $y; | |
| float $z; | |
| string $pins[] = `polyInfo -fn $face`; | |
| string $pin = $pins[0]; | |
| string $tokens[]; | |
| int $numTokens = `tokenize $pin " " $tokens`; | |
| if ( ( $numTokens > 3 ) && ( $tokens[0] == "FACE_NORMAL" ) ) | |
| { | |
| $x = ($tokens[$numTokens-3]); | |
| $y = ($tokens[$numTokens-2]); | |
| $z = ($tokens[$numTokens-1]); | |
| $normal = << $x, $y, $z >>; | |
| $normal = `unit $normal`; | |
| } | |
| return $normal; | |
| } |
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