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Copy pathexport_script.jsx
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export_script.jsx
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{
/*************************************************
PROPERTIES
*************************************************/
var name = null; // Composition name
var numFrames = null; // Count Frames
var main_counter = 0; // Count multiple Main C.
var exportEnvronment = null; // Declare the ExportDir
// Composition objects
var composition = null;
var mask_Composition = new Array();
var effect_composition = new Array();
var mask_counter = 0;
var effect_counter = 0;
var rad = Math.PI / 180;
var camLayers = new Array();
// Hierarchy objects and
var relMatrix = null;
var relList = null;
var layerHierarchy = new Array();
var hierarchyString = "";
var hierarchyStringJSON = "";
var deepNode = 3;
var rootNode = new Object();
rootNode.value = 0;
rootNode.children = new Array();
/*************************************************
START // the beginning of the Script
*************************************************/
// Get the main, mask and effect compositions
for(i = 1; i <= app.project.items.length; i++){
var item = app.project.items[i];
if(item instanceof CompItem){
// Search for the main compostion(s)
if(item.comment.toLowerCase() == "main"){
if(main_counter == 0){
composition = item;
name = composition.name;
numFrames = Math.floor(composition.duration / composition.frameDuration);
}
main_counter++;
}
// Search for mask compositions
if(item.comment.toLowerCase() == "mask" ){
mask_Composition[mask_counter] = item;
mask_counter++;
}
// Search for effect compositions
if(item.comment.toLowerCase() == "effect"){
effect_composition[effect_counter] = item;
effect_counter++;
}
}
}
// Multiple main compositions
if(main_counter > 1){
alert("Multiple definition of Main composition.\nFirst one was selected!");
}
// Exist a main composition
if(composition != null){
exportComposition();
} else{
alert('There is no Composition with a "main" Comment');
}
//Create Export
function exportComposition(){
// Open saveDialog for Export
var exportFile = File.saveDialog("Export Komposition", "*");
if(exportFile != null){
$.writeln ("Export");
// Create an export environment
exportEnvronment = createExportEnvironment(exportFile);
// Create a composition file
var compFile = createExportComp(exportFile);
compFile.encoding = "UTF-8";
compFile.open("w", "TEXT", "0777");
// get data by specified object
$.writeln ("Get data");
var data = getData();
$.writeln ("\t write File");
// Datatype of the export is an JSON
compFile.write('{');
compFile.write('"data":{');
compFile.write('"composition":{"name":"' + data.composition.name + '",');
// Export Settings
compFile.write('"settings":{');
compFile.write('"dimension":{' +
'"width":"' + data.composition.dimension.width + '",' +
'"height":"' + data.composition.dimension.height + '"' +
'},');
// Export information
compFile.write('"info":{' +
'"framerate":"' + data.composition.info.framerate + '",' +
'"frameduration":"' + data.composition.info.frameduration + '",' +
'"duration":"' + data.composition.info.duration + '" ' +
'}');
compFile.write('},');
// Export Footage
compFile.write('"footage":{');
compFile.write('"item":[');
for(var i = 0; i < data.footage.items.length; i++){
var item = data.footage.items[i];
compFile.write('{' +
'"type":"' + item.name + '",' +
'"source":"' + item.source + '",' +
'"name":"' + item.name + '",' +
'"id":"' + item.id + '"' );
if(item.comment != ""){
compFile.write(',"comment":"');
compFile.write(item.comment);
compFile.write('"');
}
compFile.write('}');
if(i < data.footage.items.length - 1){
compFile.write(',');
}
}
compFile.write(']');
compFile.write('},');
// Export Layers
compFile.write('"layers":[');
for(var i = 0; i < data.layers.length; i++){
compFile.write('{');;
var item = data.layers[i];
compFile.write('"type":"' + item.type + '",');;
compFile.write('"index":"' + item.index + '",');;
compFile.write('"name":"' + item.name + '",');
compFile.write('"id":"' + item.id + '",');
if(item.type == "filesource" || item.type == "footageitem" || item.type == "compitem"){
compFile.write('"source":"' + item.source + '",');
}
if(item.type == "solidsource"){
compFile.write('"source":{');
compFile.write('"color":"' + item.source.color.rgb + '",');
compFile.write('"height":"' + item.source.height + '",');
compFile.write('"width":"' + item.source.width + '"');
compFile.write('},');
}
compFile.write('"startFrame":"' + item.startFrame + '",');;
compFile.write('"endFrame":"' + item.endFrame + '",');;
compFile.write('"startTime":"' + item.startTime + '",');
compFile.write('"endTime":"' + item.endTime + '"');
if(item.comment != ""){
compFile.write(',"comment":"');
compFile.write(item.comment);
compFile.write('"');
}
if(item.comment != ""){
compFile.write(',"text":"');
compFile.write(item.text);
compFile.write('"');
}
compFile.write('}');
if(i < data.layers.length - 1){
compFile.write(',');
}
}
compFile.write('],');
// Export hierarchy as an JSON object
getLayerHierarchyJSON(rootNode);
compFile.write('"hierarchy":{');
compFile.write(hierarchyStringJSON);
compFile.write('},');
// Export all frames
compFile.write('"frameSet":{"count":"' + data.framelist.length + '",');
compFile.write('"frame":[');
for(var i = 0; i < data.framelist.length; i++){
var frame = data.framelist[i];
compFile.write('{');
compFile.write('"time":"' + frame.time + '",');
compFile.write('"index":"' + frame.index + '"');
compFile.write(',');
compFile.write('"layer":[');
// Export all layer values at frame(i)
for(var j = 0; j < frame.layerList.length; j++){
var layer = frame.layerList[j];
compFile.write('{');
compFile.write('"index":"' + layer.index + '",');
compFile.write('"id":"' + layer.id + '",');
compFile.write('"visible":"' + layer.visible + '",');
compFile.write('"is3dLayer":"' + layer.is3DLayer + '",');
compFile.write('"zIndex":"' + layer.zIndex + '",');
compFile.write('"opacity":"' + layer.opacity + '",');
compFile.write('"rotation":"' + layer.rotation + '",');
compFile.write('"anchorpoint":{');
compFile.write('"x":"' + layer.anchorpoint.x + '",');
compFile.write('"y":"' + layer.anchorpoint.y + '",');
compFile.write('"z":"' + layer.anchorpoint.z + '"');
compFile.write('},');
compFile.write('"position":{');
compFile.write('"x":"' + layer.position.x + '",');
compFile.write('"y":"' + layer.position.y + '",');
compFile.write('"z":"' + layer.position.z + '"');
compFile.write('},');
compFile.write('"scale":{');
compFile.write('"x":"' + layer.scale.x + '",');
compFile.write('"y":"' + layer.scale.y + '",');
compFile.write('"z":"' + layer.scale.z + '"');
compFile.write('}');
compFile.write('}');
if(j < frame.layerList.length - 1){
compFile.write(',');
}
}
compFile.write(']');
compFile.write('}');
if(i < data.framelist.length - 1){
compFile.write(',');
}
}
compFile.write(']');
compFile.write('}');
// End of JSON
compFile.write('}');
compFile.write('}');
compFile.write('}');
compFile.close('');
// Export the effect Composition
for(var i = 0; i < effect_composition.length; i++){
ExportEffectComposition(effect_composition[i]);
}
// Export the mask Composition
for(var i = 0; i < mask_Composition.length; i++){
ExportMaskComposition(mask_Composition[i]);
}
var indexFile = new File(exportEnvronment + "/index.html");
//indexFile.execute();
}
}
/*************************************************
METHODS
*************************************************/
// Create an specified object
function getData(){
var data = new Object();
$.writeln ("\t Composition");
data.composition = getComposition();
$.writeln ("\t Footage");
data.footage = getFootage(true);
$.writeln ("\t Layers");
data.layers = getLayers();
$.writeln ("\t Hierarchy");
data.hierarchy = getHierarchy();
$.writeln ("\t Framelist");
data.framelist = getFrameList();
//$.writeln(data.framelist.length);
return data;
}
// Create Environment
function createExportEnvironment(exFile){
// Get Export enviroment
var exportPath = exFile.path;
var exportName = exFile.name;
var exportEnv = exportPath + "/" + exportName;
var exportFolder = new Folder (exportEnv);
exportFolder.create();
var thisScript = new File($.fileName);
copyDirectory(thisScript.path + "/default", exportEnv);
return exportEnv;
}
// Create Compositon XML File
function createExportComp(exFile){
// Get Environment
var exportPath = exFile.path;
var exportName = exFile.name;
var exportJSON = exportPath + "/" + exportName + "/json";
var exportJSONFolder = new Folder (exportJSON);
if(exportJSONFolder.exists){
//var compositionXMLFile = new File(exportXML + "/composition.xml");
var compositionJSONFile = new File(exportJSON + "/composition.json");
return compositionJSONFile;
}
}
// Copy Directory recursively
function copyDirectory(source, target){
// Create new Folder from Source
var sFolder = new Folder(source);
// Get the Files
var files = sFolder.getFiles();
for(var i = 0; i < files.length; i++){
var fil = new File(files[i].fullName);
// File has length (>0)
// Folder has negative length (-1)
if(fil.length >= 0){
// Is File
fil.copy (target + "/" + fil.name);
} else {
// Is Folder
var fol = new Folder(fil.fullName);
// Create new Target
var nTarget = target + "/" + fol.name;
// Folder
var nFol = new Folder(nTarget);
nFol.create();
// Call recursion
copyDirectory (fol.fullName, nTarget);
}
}
}
// Get composition informations
function getComposition(){
var myComposition = new Object();
myComposition.name = composition.name;
myComposition.dimension = new Object();
myComposition.dimension.width = composition.width;
myComposition.dimension.height = composition.height;
myComposition.info = new Object();
myComposition.info.framerate = composition.frameRate;
myComposition.info.frameduration = composition.frameDuration;
myComposition.info.duration = composition.duration;
return myComposition;
}
// Get composition layers
function getLayers(exportEnvronment){
var layerList = new Array();
for(var i = 1; i <= composition.layers.length; i++){
var layer = composition.layers[i];
var myLayer = new Object();
myLayer.index = layer.index;
myLayer.startFrame = layer.inPoint / composition.frameDuration
myLayer.endFrame = layer.outPoint / composition.frameDuration;
myLayer.startTime = layer.outPoint;
myLayer.endTime = layer.outPoint;
myLayer.source = "";
myLayer.type = "";
myLayer.source = "";
myLayer.name = "";
myLayer.comment = "";
myLayer.text = "";
// Check layer type it is important for the website
if(layer instanceof TextLayer){
myLayer.type = "textlayer";
var textProp = layer.property("Source Text");
myLayer.text = textProp.value.toString();
}
if(layer instanceof AVLayer){
if(layer.source instanceof CompItem){
myLayer.type = "compitem";
myLayer.source = layer.source.name.replace(/\ /g,'');
myLayer.source = source.toLowerCase();
myLayer.source = "footage/" + source;
if(exportEnvronment != null){
var exportDir = exportEnvronment + "/" + myLayer.source;
var exportFolder = new Folder (exportDir);
exportFolder.create();
}
}
if(layer.source instanceof FootageItem){
myLayer.type = "footageitem";
var currItem = layer.source;
if(currItem.mainSource instanceof FileSource){
myLayer.type = "filesource";
myLayer.source = 'footage/' + layer.source.file.name;
}
if(currItem.mainSource instanceof SolidSource){
myLayer.type = "solidsource";
myLayer.source = new Object()
myLayer.source.color = new Object();
myLayer.source.color.red = Math.round(currItem.mainSource.color[0] * 255);
myLayer.source.color.green = Math.round(currItem.mainSource.color[1] * 255);
myLayer.source.color.blue = Math.round(currItem.mainSource.color[2] * 255);
myLayer.source.color.rgb = "rgb(" + myLayer.source.color.red +
"," + myLayer.source.color.green +
"," + myLayer.source.color.blue + ")";
myLayer.source.height = currItem.height;
myLayer.source.width = currItem.width;
}
}
}
if(layer.source != null){
myLayer.name = layer.source.name;
}
myLayer.comment = layer.comment.toString();
myLayer.id = myLayer.type + '_' + myLayer.index;
layerList.push(myLayer);
}
return layerList;
}
// Get the files
function getFootage(copyFootage){
var dir = exportEnvronment;
var myFootage = new Object();
myFootage.items = new Array();
for(i = 1; i <= app.project.numItems; i++){
var currItem = app.project.items[i];
var myFootageItem = new Object();
myFootageItem.type = "";
myFootageItem.source = "";
myFootageItem.name = "";
myFootageItem.id = "";
myFootageItem.comment = "";
if(currItem instanceof CompItem){
var source = currItem.name.replace(/\ /g,'');
myFootageItem.type = "compitem";
myFootageItem.source = "footage/" + source.toLowerCase();
myFootageItem.name = currItem.name;
myFootageItem.id = myFootageItem.type.toLowerCase() + "_" + i;
myFootageItem.comment = "" + currItem.comment;
myFootage.items.push(myFootageItem);
}
if(currItem instanceof FootageItem){
myFootageItem.type = "footageitem";
if(currItem.mainSource instanceof FileSource){
myFootageItem.type = "filesource";
myFootageItem.source = "footage/" + currItem.file.name;
myFootageItem.name = myFootageItem.type.toLowerCase() + "_" + i;
myFootageItem.id = myFootageItem.type.toLowerCase() + "_" + i;
if(copyFootage){
var target = dir + "/" + myFootageItem.source;
currItem.file.copy(target);
}
myFootage.items.push(myFootageItem);
}
}
}
return myFootage;
}
// Method for the first call
function getHierarchy(){
var hierarchy = new Object();
hierarchy.relationList = initializeLayerList(composition.layers);
getLayerHierarchy();
hierarchy.rootNode = rootNode;
//hierarchy.relationList
return hierarchy;
}
// hierachy as XML node
function getLayerHierarchyXML(node) {
for(var i = 0; i < node.children.length; i++){
var tabString ="";
for(var j = 0; j < deepNode; j++){
tabString += "\t";
}
deepNode++;
hierarchyString += tabString + '<layer index="' + node.children[i].layer + '">\n';
// recursive call
getLayerHierarchyXML(node.children[i]);
hierarchyString += tabString + '</layer>\n';
deepNode--;
}
}
// hierachy as JSON-object
function getLayerHierarchyJSON(node) {
hierarchyStringJSON += '"layer":[';
for(var i = 0; i < node.children.length; i++){
hierarchyStringJSON += '{"index":"' + node.children[i].layer + '"';
if(node.children[i].children.length > 0){
hierarchyStringJSON += ',';
// recursive call
getLayerHierarchyJSON(node.children[i]);
}
hierarchyStringJSON += '}';
if(i < (node.children.length - 1)){
hierarchyStringJSON += ',';
}
}
hierarchyStringJSON += ']';
}
// initialize the adjazenz list
function initializeLayerList(layers){
relList = new Array();
for(var i = 1; i <= layers.length; i++){
relList[i - 1] = 0;
var layer = layers[i];
var node = new Object();
node.layer = i;
node.parent = 0;
if(layer.parent != null){
for(var j = 1; j <= layers.length ; j++){
if(layers[j] == layer.parent){
node.parent = j;
}
}
}
relList[i - 1] = node;
}
}
// initialize the adjazenz list
function getLayerHierarchy(){
// iterate the relation list
for(var i = 0; i < relList.length; i++){
// define by default parent as 0
//$.writeln(relList[i].toSource());
var parent = 0;
// if parent is world
if(relList[i].parent == 0){
// create new node object
var node = new Object();
// set the layer index
node.layer = relList[i].layer;
// define a property of an array for the child nodes
node.children = new Array();
var hasChild = false;
// search the node in the rootNode
for(var x = 0; x < rootNode.children.length && !hasChild; x++){
// if rootNode contains the layer set the flag hasChild
if(rootNode.children[x].layer == node.layer){
hasChild = true;
}
}
// if the layer dosen't exsit in the child list add it
if(!hasChild) rootNode.children.push(node);
}
else {
// create a temp array
var sourcePathArray = new Array();
// if the layer has a parent
sourcePathArray.push(relList[i]);
// get the parent layer
parent = relList[i].parent;
// add the all parent and parent of parent to the sourcePathArray until
// until the root/world layer has detected
do{
sourcePathArray.push(relList[parent - 1]);
parent = relList[parent - 1].parent;
} while(parent != 0);
// define an node object
var actNode = rootNode;
// iterate the sourcePathArray reverse an add every layer to the rootNode
// abbr. to the childnode list
for(var j = sourcePathArray.length - 1; j >= 0; j--){
// create a node object
var node = new Object();
node.layer = sourcePathArray[j].layer;
node.children = new Array();
var tempNode = null;
var hasChild = false;
var x = 0;
// search the layer in the child nodes
while (x < actNode.children.length && !hasChild){
if(actNode.children[x].layer == node.layer){
tempNode = actNode.children[x];
hasChild = true;
}
x++
}
// if the node were found set ist to the actnode
if(tempNode != null){
actNode = tempNode;
}else{
// or add the tempNode to the actNode child list
actNode.children.push(node);
actNode = node;
}
}
}
}
}
// create the framelist
function getFrameList(){
var comp = composition;
var cam = comp.activeCamera;
var frameList = new Array();
var numFrames = Math.floor(composition.duration / composition.frameDuration);
// get for every single frame the properties of an layer
for(var i = 0; i <= numFrames; i++){
$.writeln ("Calc Frame:" + i);
// Initialize and Set Frameitem
var frameItem = new Object()
frameItem.index = i;
frameItem.layerList = null;
frameItem.time = frameItem.index * composition.frameDuration;
// Initialize and Set myCamera
// If no CameraLayer included use the Composition Camera defined by
var myCam = getCamObject(frameItem.time);
var layerList = new Array();
for(var j = 1; j <= comp.layers.length; j++){
var layer = comp.layers[j];
var myLayer = getLayerPos(layer, myCam, frameItem.time, frameItem.index)
layerList.push(myLayer);
}
frameItem.layerList = layerList;
frameList.push(frameItem);
}
return frameList
}
// calc 3D layer position
function getLayerPos(layer, cam, time, index){
var name = layer.name; // For debugging in databrowser
var propPosition = layer.property("Position");
var propAnchorpoint = layer.property("Anchor Point");
var propScale = layer.property("scale");
var propRotation = layer.property("Rotation"); // Z-Axis (x-rotation, y-rotation, rotation)
var propOpacity = layer.property("Opacity");
var valPosition = propPosition.valueAtTime(time, true);
var valAnchorpoint = propAnchorpoint.valueAtTime(time, true);
var valScale = propScale.valueAtTime(time, true);
var valRotation = propRotation.valueAtTime(time, true);
var valOpacity = propOpacity.valueAtTime(time, true);
var maxZDepth = Math.round(getMaxZDepth(time)) + 1000;
var myLayer = new Object();
myLayer.name = layer.name;
myLayer.position = new Object();
myLayer.position.x = valPosition[0];
myLayer.position.y = valPosition[1];
myLayer.position.z = valPosition[2];
myLayer.anchorpoint = new Object();
myLayer.anchorpoint.x = valAnchorpoint[0];
myLayer.anchorpoint.y = valAnchorpoint[1];
myLayer.anchorpoint.z = valAnchorpoint[2];
myLayer.scale = new Object();
myLayer.scale.x = valScale[0];
myLayer.scale.y = valScale[1];
myLayer.scale.z = valScale[2];
myLayer.rotation = valRotation;
myLayer.opacity = valOpacity;
myLayer.index = layer.index;
myLayer.name = layer.name;
myLayer.is3DLayer = layer.threeDLayer != null && layer.threeDLayer == true;
myLayer.sourceLayer = layer;
myLayer.relationFactor = 1;
myLayer.zIndex = maxZDepth;
myLayer.start = layer.inPoint / composition.frameDuration;
myLayer.end = layer.outPoint / composition.frameDuration;
myLayer.visible = index >= myLayer.start && index <= myLayer.end;
myLayer.type = "Layer";
if(layer instanceof TextLayer){
myLayer.type = "TextLayer";
}
if(layer instanceof AVLayer){
if(layer.source instanceof CompItem){
myLayer.type = "CompItem";
}
if(layer.source instanceof FootageItem){
l_type = "FootageItem";
if(layer.source.mainSource instanceof FileSource){
myLayer.type = "FileSource";
}
if(layer.source.mainSource instanceof SolidSource){
myLayer.type = "SolidSource";
}
}
}
myLayer.id = myLayer.type.toLowerCase() + "_" + layer.index;
if(!myLayer.is3DLayer){
var lale = composition.layers.length;
var lain = layer.index;
var max_z = 0;;
for(var d = layer.index; d <= composition.layers.length; d++){
var dLayer = composition.layers[d];
var propDPosition = dLayer.property("Position");
var valDPosition = propDPosition.valueAtTime(time, true);
if(max_z <= valDPosition[2]){
max_z = valDPosition[2];
}
}
myLayer.zIndex -= max_z;
}
if(myLayer.is3DLayer){
var parent = layer;
var parentList = new Array();
while(parent != null){
for(var k = 0; k < camLayers.length; k++){
if(camLayers[k] == parent) return myLayer;
}
parentList.push (parent);
parent = parent.parent;
}
var tempLayer = new Object();
tempLayer.absolute = new Object();
tempLayer.absolute.z = 0;
tempLayer.absolute.rotation = 0;
var tempParent = new Object();
tempParent.relationMatrix = new Object();
tempParent.relationMatrix.a11 = 1;
tempParent.relationMatrix.a12 = 0;
tempParent.relationMatrix.a13 = 0;
tempParent.relationMatrix.a21 = 0;
tempParent.relationMatrix.a22 = 1;
tempParent.relationMatrix.a23 = 0;
tempParent.relationMatrix.a31 = 0;
tempParent.relationMatrix.a32 = 0;
tempParent.relationMatrix.a33 = 1;
tempParent.rotationMatrix = new Object();
tempParent.rotationMatrix.a11 = 1;
tempParent.rotationMatrix.a21 = 0;
tempParent.rotationMatrix.a12 = 0;
tempParent.rotationMatrix.a22 = 1;
tempParent.scale = 0;
for(var j = parentList.length - 1; j >= 0; j--){
var tParent = parentList[j];
//$.writeln(tParent.name);
var propParentPosition = tParent.property("Position");
var propParentAnchorpoint = tParent.property("Anchor Point");
var propParentRotation = tParent.property("Rotation"); // Z-Axis (x-rotation, y-rotation, rotation)
var valParentPosition = propParentPosition.valueAtTime(time, true);
var valParentAnchorpoint = propParentAnchorpoint.valueAtTime(time, true);
var valParentRotation = propParentRotation.valueAtTime(time, true);
tempLayer.position = new Object();
tempLayer.position.x = valParentPosition[0];
tempLayer.position.y = valParentPosition[1];
tempLayer.position.z = 1; // For extended Vektor
//$.writeln("position\t" + tempLayer.position.toSource());
tempLayer.anchorpoint = new Object();
tempLayer.anchorpoint.x = valParentAnchorpoint[0];
tempLayer.anchorpoint.y = valParentAnchorpoint[1];
tempLayer.anchorpoint.z = 1; // For extended Vektor
//$.writeln("anchorpoint\t" + tempLayer.anchorpoint.toSource());
tempLayer.absolute.z += valParentPosition[2];
tempLayer.absolute.z -= valParentAnchorpoint[2];
tempLayer.absolute.rotation += valParentRotation;
myLayer.zIndex -= tempLayer.absolute.z;
if(tempLayer.absolute.z - cam.world.position.z != 0){
tempLayer.scale = cam.zoom / (tempLayer.absolute.z - cam.world.position.z);
}else{
tempLayer.scale = 0;
}
tempLayer.rotationMatrix = rotationMatrix(tempLayer.absolute.rotation);
//$.writeln("rotationMatrix\t" + tempLayer.rotationMatrix.toSource());
tempLayer.anchorpointRel = multRotationMatrixVektor(tempLayer.rotationMatrix, tempLayer.anchorpoint);
//$.writeln("anchorpointRel\t" + tempLayer.anchorpointRel.toSource());
//$.writeln("P.relationMatrix\t" + tempParent.relationMatrix.toSource());
tempLayer.positionRel = multRelationMatrixVektor(tempParent.relationMatrix, tempLayer.position);
//$.writeln("positionRel\t" + tempLayer.positionRel.toSource());
tempLayer.originWorld = new Object();
tempLayer.originWorld.x = tempLayer.positionRel.x - tempLayer.anchorpointRel.x;
tempLayer.originWorld.y = tempLayer.positionRel.y - tempLayer.anchorpointRel.y;
tempLayer.originWorld.z = tempLayer.absolute.z;
//$.writeln("originWorld\t" + tempLayer.originWorld.toSource());
tempLayer.projetion = new Object();
tempLayer.projetion.x = (tempLayer.positionRel.x - cam.world.position.x) * tempLayer.scale;
tempLayer.projetion.y = (tempLayer.positionRel.y - cam.world.position.y) * tempLayer.scale;
//$.writeln("projetion\t" + tempLayer.projetion.toSource());
tempLayer.parallax = new Object();
tempLayer.parallax.x = tempLayer.projetion.x + composition.width/2;
tempLayer.parallax.y = tempLayer.projetion.y + composition.height/2;
tempLayer.parallax.z = 1;
//$.writeln("parallax\t" + tempLayer.parallax.toSource());
if(tParent.parent != null){
tempLayer.camRelation = new Object();
tempLayer.camRelation.x = (tempParent.originWorld.x - cam.world.position.x) * tempParent.scale;
tempLayer.camRelation.y = (tempParent.originWorld.y - cam.world.position.y) * tempParent.scale;
//$.writeln("camRelation\t" + tempLayer.camRelation.toSource());
tempLayer.worldRelation = new Object();
tempLayer.worldRelation.x = tempLayer.camRelation.x + composition.width/2;
tempLayer.worldRelation.y = tempLayer.camRelation.y + composition.height/2;
tempLayer.reproMatrix = new Object();
tempLayer.reproMatrix.a11 = tempParent.relationMatrix.a11 * tempParent.scale;
tempLayer.reproMatrix.a12 = tempParent.relationMatrix.a12 * tempParent.scale;
tempLayer.reproMatrix.a13 = tempLayer.worldRelation.x;
tempLayer.reproMatrix.a21 = tempParent.relationMatrix.a21 * tempParent.scale;
tempLayer.reproMatrix.a22 = tempParent.relationMatrix.a22 * tempParent.scale;
tempLayer.reproMatrix.a23 = tempLayer.worldRelation.y ;
tempLayer.reproMatrix.a31 = 0;
tempLayer.reproMatrix.a32 = 0;
tempLayer.reproMatrix.a33 = 1;
tempLayer.detMatrix = determinateMatrix(tempLayer.reproMatrix);
//$.writeln("reproMatrix_det\t" + tempLayer.detMatrix);
//$.writeln("reproMatrix\t" + tempLayer.reproMatrix.toSource());
tempLayer.reproMatrixT = transposeMatrix(tempLayer.reproMatrix);
//$.writeln("reproMatrixT\t" + tempLayer.reproMatrixT.toSource());
tempLayer.reproMatrixInv = inverseMatrix(tempLayer.reproMatrix);
//$.writeln("reproMatrixInv\t" + tempLayer.reproMatrixInv.toSource());
tempLayer.reproPosition = multRelationMatrixVektor(tempLayer.reproMatrixInv, tempLayer.parallax);
//$.writeln("reproPosition\t" + tempLayer.reproPosition.toSource());
}else{
tempLayer.reproPosition = new Object();
tempLayer.reproPosition.x = tempLayer.parallax.x;
tempLayer.reproPosition.y = tempLayer.parallax.y;
}
tempParent.originWorld = tempLayer.originWorld;
tempParent.relationMatrix.a11 = tempLayer.rotationMatrix.a11;
tempParent.relationMatrix.a12 = tempLayer.rotationMatrix.a12;
tempParent.relationMatrix.a13 = tempParent.originWorld.x;
tempParent.relationMatrix.a21 = tempLayer.rotationMatrix.a21;
tempParent.relationMatrix.a22 = tempLayer.rotationMatrix.a22;
tempParent.relationMatrix.a23 = tempParent.originWorld.y;
tempParent.relationMatrix.a31 = 0;
tempParent.relationMatrix.a32 = 0;
tempParent.relationMatrix.a33 = 1;
tempParent.rotationMatrix = tempLayer.rotationMatrix;
tempParent.scale = tempLayer.scale;
}
myLayer.scale.x = myLayer.scale.x * tempLayer.scale;
myLayer.scale.y = myLayer.scale.y * tempLayer.scale;
myLayer.position.x = tempLayer.reproPosition.x;
myLayer.position.y = tempLayer.reproPosition.y;
}
var foo = 12 + 987;
return myLayer;
}
// help function for debugging
function printMatrix(matrix){
$.writeln(matrix.a11 + "\t" + matrix.a12 + "\t" + matrix.a13);
$.writeln(matrix.a21 + "\t" + matrix.a22 + "\t" + matrix.a23);
$.writeln(matrix.a31 + "\t" + matrix.a32 + "\t" + matrix.a33);
return "";
}
// inverse Matrix
function inverseMatrix(matrix){
var transMatrix = transposeMatrix(matrix);
var detMatrix = determinateMatrix(matrix);
var invMatrix = new Object();
invMatrix.a11 = +(transMatrix.a22*transMatrix.a33 - transMatrix.a23*transMatrix.a32) / detMatrix;
invMatrix.a12 = -(transMatrix.a21*transMatrix.a33 - transMatrix.a23*transMatrix.a31) / detMatrix;
invMatrix.a13 = +(transMatrix.a21*transMatrix.a32 - transMatrix.a22*transMatrix.a31) / detMatrix;
invMatrix.a21 = -(transMatrix.a12*transMatrix.a33 - transMatrix.a13*transMatrix.a32) / detMatrix;
invMatrix.a22 = +(transMatrix.a11*transMatrix.a33 - transMatrix.a13*transMatrix.a31) / detMatrix;
invMatrix.a23 = -(transMatrix.a11*transMatrix.a32 - transMatrix.a12*transMatrix.a31) / detMatrix;
invMatrix.a31 = +(transMatrix.a12*transMatrix.a23 - transMatrix.a13*transMatrix.a22) / detMatrix;
invMatrix.a32 = -(transMatrix.a11*transMatrix.a23 - transMatrix.a13*transMatrix.a21) / detMatrix;
invMatrix.a33 = +(transMatrix.a11*transMatrix.a22 - transMatrix.a12*transMatrix.a21) / detMatrix;
return invMatrix;
}
// transpose Matrix
function transposeMatrix(matrix){
var tMatrix = new Object();
tMatrix.a11 = matrix.a11;
tMatrix.a12 = matrix.a21;
tMatrix.a13 = matrix.a31;
tMatrix.a21 = matrix.a12;
tMatrix.a22 = matrix.a22;
tMatrix.a23 = matrix.a32;
tMatrix.a31 = matrix.a13;
tMatrix.a32 = matrix.a23;
tMatrix.a33 = matrix.a33;
return tMatrix;
}
// determinate Matrix
function determinateMatrix(matrix){
return (matrix.a11 * matrix.a22 * matrix.a33 +
matrix.a12 * matrix.a23 * matrix.a31 +
matrix.a13 * matrix.a21 * matrix.a32)
-
(matrix.a13 * matrix.a22 * matrix.a31 +
matrix.a12 * matrix.a21 * matrix.a33 +
matrix.a11 * matrix.a23 * matrix.a31);
}
// rotate Matrix alpha in degree
function rotationMatrix(alpha){
var rotationMatrix = new Object();
rotationMatrix.a11 = Math.cos(alpha * rad);
rotationMatrix.a12 = -Math.sin(alpha * rad);
rotationMatrix.a21 = Math.sin(alpha * rad);
rotationMatrix.a22 = Math.cos(alpha * rad);
return rotationMatrix;
}
// mult 2x2 Matrix with position vektor
function multRotationMatrixVektor(rotationMatrix, vektor){
var anchorpointRel = new Object();
anchorpointRel.x = rotationMatrix.a11 * vektor.x + rotationMatrix.a12 * vektor.y;
anchorpointRel.y = rotationMatrix.a21 * vektor.x + rotationMatrix.a22 * vektor.y;
return anchorpointRel;
}
// mult 3x3 Matrix with extended position vektor
function multRelationMatrixVektor(relationMatrix, vektor){
var positionRel = new Object();
positionRel.x = relationMatrix.a11 * vektor.x + relationMatrix.a12 * vektor.y + relationMatrix.a13 * vektor.z;
positionRel.y = relationMatrix.a21 * vektor.x + relationMatrix.a22 * vektor.y + relationMatrix.a23 * vektor.z;
positionRel.z = relationMatrix.a31 * vektor.x + relationMatrix.a32 * vektor.y + relationMatrix.a33 * vektor.z;
return positionRel;
}
// get the properties of the active camera at time
function getCamObject(time){
var activeCam = composition.activeCamera;
var myCam = new Object();
myCam.position = new Object();
myCam.position.x = 0; // Left of Composition
myCam.position.y = 0; // Top of Composition