From 84332ab81c1b445195f1d9be8bbeae0725c8e758 Mon Sep 17 00:00:00 2001 From: Valerio Virgillito Date: Tue, 6 Mar 2012 10:58:25 -0800 Subject: Squashed commit of preload-fix into Master - Requiring all the previously pre-loaded files - RDGE, Codemirror and gl-matrix are not included via a script tag. Signed-off-by: Valerio Virgillito --- js/lib/geom/anchor-point.js | 242 ++++++++ js/lib/geom/brush-stroke.js | 482 +++++++++++++++ js/lib/geom/circle.js | 751 +++++++++++++++++++++++ js/lib/geom/geom-obj.js | 280 +++++++++ js/lib/geom/line.js | 488 +++++++++++++++ js/lib/geom/rectangle.js | 1165 ++++++++++++++++++++++++++++++++++++ js/lib/geom/shape-primitive.js | 54 ++ js/lib/geom/sub-path.js | 1288 ++++++++++++++++++++++++++++++++++++++++ 8 files changed, 4750 insertions(+) create mode 100755 js/lib/geom/anchor-point.js create mode 100755 js/lib/geom/brush-stroke.js create mode 100755 js/lib/geom/circle.js create mode 100755 js/lib/geom/geom-obj.js create mode 100755 js/lib/geom/line.js create mode 100755 js/lib/geom/rectangle.js create mode 100644 js/lib/geom/shape-primitive.js create mode 100755 js/lib/geom/sub-path.js (limited to 'js/lib/geom') diff --git a/js/lib/geom/anchor-point.js b/js/lib/geom/anchor-point.js new file mode 100755 index 00000000..0e9f65ea --- /dev/null +++ b/js/lib/geom/anchor-point.js @@ -0,0 +1,242 @@ +/* +This file contains proprietary software owned by Motorola Mobility, Inc.
+No rights, expressed or implied, whatsoever to this software are provided by Motorola Mobility, Inc. hereunder.
+(c) Copyright 2011 Motorola Mobility, Inc. All Rights Reserved. + */ + +///////////////////////////////////////////// +// Class GLAnchorPoint +// GL representation of a point clicked +// and dragged during pen tool +// +// +///////////////////////////////////////////// +var GLAnchorPoint = function GLAnchorPoint() { + ///////////////////////////////////////// + // Instance variables + ///////////////////////////////////////// + this._x = 0.0; + this._y = 0.0; + this._z = 0.0; + + this._prevX = 0.0; + this._prevY = 0.0; + this._prevZ = 0.0; + + this._nextX = 0.0; + this._nextY = 0.0; + this._nextZ = 0.0; +}; + // *********** setters ************ +GLAnchorPoint.prototype.setPos = function (x, y, z) { + this._x = x; + this._y = y; + this._z = z; +}; + +GLAnchorPoint.prototype.setPrevPos = function (x, y, z) { + this._prevX = x; + this._prevY = y; + this._prevZ = z; +}; + +GLAnchorPoint.prototype.setNextPos = function (x, y, z) { + this._nextX = x; + this._nextY = y; + this._nextZ = z; +}; + +GLAnchorPoint.prototype.setPrevFromNext = function () { + //set the previous control point by reflecting the next control point + var dispX = this._nextX - this._x; + var dispY = this._nextY - this._y; + var dispZ = this._nextZ - this._z; + + this._prevX = this._x - dispX; + this._prevY = this._y - dispY; + this._prevZ = this._z - dispZ; +}; + +GLAnchorPoint.prototype.setNextFromPrev = function () { + //set the previous control point by reflecting the next control point + var dispX = this._prevX - this._x; + var dispY = this._prevY - this._y; + var dispZ = this._prevZ - this._z; + + this._nextX = this._x - dispX; + this._nextY = this._y - dispY; + this._nextZ = this._z - dispZ; +}; + +//translate the next point from the translation that was applied to the prev. point +GLAnchorPoint.prototype.translateNextFromPrev = function (tx, ty, tz) { + //do nothing if the total translation is zero + var totalTransSq = (tx*tx) + (ty*ty) + (tz*tz); + if (totalTransSq < 0.0000001) { + return; + } + + // *** compute the rotation of the prev vector *** + var oldP = [this._prevX + tx - this._x, this._prevY + ty - this._y, this._prevZ + tz - this._z]; + var newP = [this._prevX - this._x, this._prevY - this._y, this._prevZ - this._z]; + //compute angle between the two vectors + var axis = [0, 0, 0]; + var angle = MathUtils.getAxisAngleBetween3DVectors(oldP, newP, axis); + if (angle === 0) { + return; + } + + // *** compute the vector from anchor to next + var oldN = [this._nextX - this._x, this._nextY - this._y, this._nextZ - this._z]; + var rotMat = Matrix.Rotation(-angle, axis); + var newN = MathUtils.transformVector(oldN, rotMat); + + //TEMP for some situations the axis angle computation returns NaNs + if (isNaN(newN[0]) || isNaN(newN[1]) || isNaN(newN[2])) { + console.log("NaN in translateNextFromPrev"); + return; + } + //end TEMP + this._nextX = this._x + newN[0]; + this._nextY = this._y + newN[1]; + this._nextZ = this._z + newN[2]; +}; + +//translate the next point from the translation that was applied to the prev. point +GLAnchorPoint.prototype.translatePrevFromNext = function (tx, ty, tz) { + //do nothing if the total translation is zero + var totalTransSq = (tx*tx) + (ty*ty) + (tz*tz); + if (totalTransSq < 0.0000001) { + return; + } + + // *** compute the rotation of the next vector *** + var oldN = [this._nextX + tx - this._x, this._nextY + ty - this._y, this._nextZ + tz - this._z]; + var newN = [this._nextX - this._x, this._nextY - this._y, this._nextZ - this._z]; + //compute angle between the two vectors + var axis = [0, 0, 0]; + var angle = MathUtils.getAxisAngleBetween3DVectors(oldN, newN, axis); + if (angle === 0) { + return; + } + + // *** compute the vector from anchor to prev + var oldP = [this._prevX - this._x, this._prevY - this._y, this._prevZ - this._z]; + var rotMat = Matrix.Rotation(-angle, axis); + var newP = MathUtils.transformVector(oldP, rotMat); + + //TEMP for some situations the axis angle computation returns NaNs + if (isNaN(newP[0]) || isNaN(newP[1]) || isNaN(newP[2])) { + return; + } + //end TEMP + this._prevX = this._x + newP[0]; + this._prevY = this._y + newP[1]; + this._prevZ = this._z + newP[2]; +}; + +// ******* modifiers ******* +GLAnchorPoint.prototype.translatePrev = function (x, y, z) { + this._prevX += x; + this._prevY += y; + this._prevZ += z; +}; + +GLAnchorPoint.prototype.translateNext = function (x, y, z) { + this._nextX += x; + this._nextY += y; + this._nextZ += z; +}; + +GLAnchorPoint.prototype.translate = function (x, y, z) { + this._x += x; + this._y += y; + this._z += z; +}; + +GLAnchorPoint.prototype.translateAll = function (x, y, z) { + this.translate(x, y, z); + this.translatePrev(x, y, z); + this.translateNext(x, y, z); +}; + +GLAnchorPoint.prototype.scaleAll = function(sx,sy,sz){ + this._x *= sx; + this._prevX *= sx; + this._nextX *= sx; + this._y *= sy; + this._prevY *= sy; + this._nextY *= sy; + this._z *= sz; + this._prevZ *= sz; + this._nextZ *= sz; +}; + +// ********* getters ********** +GLAnchorPoint.prototype.getPosX = function () { + return this._x; +}; + +GLAnchorPoint.prototype.getPosY = function () { + return this._y; +}; + +GLAnchorPoint.prototype.getPosZ = function () { + return this._z; +}; + +GLAnchorPoint.prototype.getPrevX = function () { + return this._prevX; +}; + +GLAnchorPoint.prototype.getPrevY = function () { + return this._prevY; +}; + +GLAnchorPoint.prototype.getPrevZ = function () { + return this._prevZ; +}; + +GLAnchorPoint.prototype.getNextX = function () { + return this._nextX; +}; + +GLAnchorPoint.prototype.getNextY = function () { + return this._nextY; +}; + +GLAnchorPoint.prototype.getNextZ = function () { + return this._nextZ; +}; + +GLAnchorPoint.prototype.getPos = function() { + return [this._x, this._y, this._z]; +}; + +GLAnchorPoint.prototype.getPrev = function() { + return [this._prevX, this._prevY, this._prevZ]; +}; + +GLAnchorPoint.prototype.getNext = function() { + return [this._nextX, this._nextY, this._nextZ]; +}; + +//return the square of distance from passed in point to the anchor position +GLAnchorPoint.prototype.getDistanceSq = function (x, y, z) { + return (this._x - x) * (this._x - x) + (this._y - y) * (this._y - y) + (this._z - z) * (this._z - z); +}; + +//return sq. of distance to prev. +GLAnchorPoint.prototype.getPrevDistanceSq = function (x, y, z) { + return (this._prevX - x) * (this._prevX - x) + (this._prevY - y) * (this._prevY - y) + (this._prevZ - z) * (this._prevZ - z); +}; + +//return sq. of distance to next +GLAnchorPoint.prototype.getNextDistanceSq = function (x, y, z) { + return (this._nextX - x) * (this._nextX - x) + (this._nextY - y) * (this._nextY - y) + (this._nextZ - z) * (this._nextZ - z); +}; + +if (typeof exports === "object") { + exports.AnchorPoint = GLAnchorPoint; +} + diff --git a/js/lib/geom/brush-stroke.js b/js/lib/geom/brush-stroke.js new file mode 100755 index 00000000..9a934928 --- /dev/null +++ b/js/lib/geom/brush-stroke.js @@ -0,0 +1,482 @@ +/* +This file contains proprietary software owned by Motorola Mobility, Inc.
+No rights, expressed or implied, whatsoever to this software are provided by Motorola Mobility, Inc. hereunder.
+(c) Copyright 2011 Motorola Mobility, Inc. All Rights Reserved. + */ + +// Todo: This entire class should be converted to a module +var VecUtils = require("js/helper-classes/3D/vec-utils").VecUtils; +var GeomObj = require("js/lib/geom/geom-obj").GeomObj; + +/////////////////////////////////////////////////////////////////////// +// Class GLBrushStroke +// representation a sequence points (polyline) created by brush tool. +// Derived from class GLGeomObj +/////////////////////////////////////////////////////////////////////// +var BrushStroke = function GLBrushStroke() { + /////////////////////////////////////////////////// + // Instance variables + /////////////////////////////////////////////////// + this._Points = []; + this._BBoxMin = [0, 0, 0]; + this._BBoxMax = [0, 0, 0]; + this._dirty = true; + + //whether or not to use the canvas drawing to stroke/fill + this._useCanvasDrawing = true; + + //the X and Y location of this subpath's canvas in stage world space of Ninja + this._canvasX = 0; + this._canvasY = 0; + + //stroke information + this._strokeWidth = 0.0; + this._strokeColor = [0.4, 0.4, 0.4, 1.0]; + this._strokeMaterial = null; + this._strokeStyle = "Solid"; + + //the wetness of the brush (currently this is multiplied to the square of the stroke width, but todo should be changed to not depend on stroke width entirely + //smaller value means more samples for the path + this._WETNESS_FACTOR = 0.25; + + //prevent extremely long paths that can take a long time to render + this._MAX_ALLOWED_SAMPLES = 500; + + //drawing context + this._world = null; + + //tool that owns this brushstroke + this._drawingTool = null; + this._planeMat = null; + this._planeMatInv = null; + this._planeCenter = null; + + ///////////////////////////////////////////////////////// + // Property Accessors/Setters + ///////////////////////////////////////////////////////// + this.setWorld = function (world) { + this._world = world; + }; + + this.getWorld = function () { + return this._world; + }; + + this.geomType = function () { + return this.GEOM_TYPE_CUBIC_BEZIER; + }; + + this.setDrawingTool = function (tool) { + this._drawingTool = tool; + }; + + this.getDrawingTool = function () { + return this._drawingTool; + }; + + this.setPlaneMatrix = function(planeMat){ + this._planeMat = planeMat; + }; + + this.setPlaneMatrixInverse = function(planeMatInv){ + this._planeMatInv = planeMatInv; + }; + + this.setPlaneCenter = function(pc){ + this._planeCenter = pc; + }; + + this.getCanvasX = function(){ + return this._canvasX; + }; + + this.getCanvasY = function(){ + return this._canvasY; + }; + + this.setCanvasX = function(cx){ + this._canvasX=cx; + }; + + this.setCanvasY = function(cy){ + this._canvasY=cy; + }; + + this.getNumPoints = function () { + return this._Points.length; + }; + + this.getPoint = function (index) { + return this._Points[index]; + }; + + this.addPoint = function (pt) { + //add the point only if it is some epsilon away from the previous point + var numPoints = this._Points.length; + if (numPoints>0) { + var threshold = this._WETNESS_FACTOR*this._strokeWidth; + var prevPt = this._Points[numPoints-1]; + var diffPt = [prevPt[0]-pt[0], prevPt[1]-pt[1]]; + var diffPtMag = Math.sqrt(diffPt[0]*diffPt[0] + diffPt[1]*diffPt[1]); + if (diffPtMag>threshold){ + this._Points.push(pt); + this._dirty=true; + } + } else { + this._Points.push(pt); + this._dirty=true; + } + }; + + this.insertPoint = function(pt, index){ + this._Points.splice(index, 0, pt); this._dirty=true; + }; + + this.isDirty = function(){ + return this._dirty; + }; + + this.makeDirty = function(){ + this._dirty=true; + }; + + this.getBBoxMin = function () { + return this._BBoxMin; + }; + + this.getBBoxMax = function () { + return this._BBoxMax; + }; + + this.getStrokeWidth = function () { + return this._strokeWidth; + }; + + this.setStrokeWidth = function (w) { + this._strokeWidth = w; + this._dirty=true; + }; + + this.getStrokeMaterial = function () { + return this._strokeMaterial; + }; + + this.setStrokeMaterial = function (m) { + this._strokeMaterial = m; + }; + + this.getStrokeColor = function () { + return this._strokeColor; + }; + + this.setStrokeColor = function (c) { + this._strokeColor = c; + }; + + this.getStrokeStyle = function () { + return this._strokeStyle; + }; + + this.setStrokeStyle = function (s) { + this._strokeStyle = s; + }; + + this.setWidth = function () { + + };//NO-OP for now + + this.setHeight = function () { + + };//NO-OP for now + + + //remove and return anchor at specified index, return null on error + this.removePoint = function (index) { + var retAnchor = null; + if (index < this._Points.length) { + retPt = this._Points.splice(index, 1); + this._dirty=true; + } + return retPoint; + }; + + //remove all the points + this.clear = function () { + this._Points = []; + this._dirty=true; + } + + this.translate = function (tx, ty, tz) { + for (var i=0;i1) { + var threshold = this._WETNESS_FACTOR*this._strokeWidth; + var prevPt = this._Points[0]; + var prevIndex = 0; + for (var i=1;ithreshold){ + //insert points along the prev. to current point + var numNewPoints = Math.floor(distance/threshold); + for (var j=0;j this._MAX_ALLOWED_SAMPLES){ + console.log("leaving the resampling because numPoints is greater than limit:"+this._MAX_ALLOWED_SAMPLES); + break; + } + } + } + + // *** compute the bounding box ********* + this._BBoxMin = [Infinity, Infinity, Infinity]; + this._BBoxMax = [-Infinity, -Infinity, -Infinity]; + numPoints = this._Points.length; + if (numPoints === 0) { + this._BBoxMin = [0, 0, 0]; + this._BBoxMax = [0, 0, 0]; + } else { + for (var i=0;i pt[d]) { + this._BBoxMin[d] = pt[d]; + } + if (this._BBoxMax[d] < pt[d]) { + this._BBoxMax[d] = pt[d]; + } + }//for every dimension d from 0 to 2 + } + } + //increase the bbox given the stroke width + for (var d = 0; d < 3; d++) { + this._BBoxMin[d]-= this._strokeWidth/2; + this._BBoxMax[d]+= this._strokeWidth/2; + }//for every dimension d from 0 to 2 + } + this._dirty = false; + }; + + this.buildBuffers = function () { + //return; //no need to do anything for now + };//buildBuffers() + + //render + // specify how to render the subpath in Canvas2D + this.render = function () { + // get the world + var world = this.getWorld(); + if (!world) throw( "null world in brushstroke render" ); + + // get the context + var ctx = world.get2DContext(); + if (!ctx) throw ("null context in brushstroke render") + + var numPoints = this.getNumPoints(); + if (numPoints === 0) { + return; //nothing to do for empty paths + } + + ctx.save(); + + this.computeMetaGeometry(); + var bboxMin = this.getBBoxMin(); + var bboxMax = this.getBBoxMax(); + var bboxWidth = bboxMax[0] - bboxMin[0]; + var bboxHeight = bboxMax[1] - bboxMin[1]; + ctx.clearRect(0, 0, bboxWidth, bboxHeight); + + /* + ctx.lineWidth = this._strokeWidth; + ctx.strokeStyle = "black"; + if (this._strokeColor) + ctx.strokeStyle = MathUtils.colorToHex( this._strokeColor ); + ctx.fillStyle = "blue"; + if (this._fillColor) + ctx.fillStyle = MathUtils.colorToHex( this._fillColor ); + var lineCap = ['butt','round','square']; + ctx.lineCap = lineCap[1]; + ctx.beginPath(); + var firstPoint = this._Points[0]; + ctx.moveTo(firstPoint[0]-bboxMin[0], firstPoint[1]-bboxMin[1]); + for (var i = 1; i < numPoints; i++) { + var pt = this._Points[i]; + ctx.lineTo(pt[0]-bboxMin[0], pt[1]-bboxMin[1]); + } + ctx.stroke(); + */ + + /* + var isDebug = false; + var prevPt = this._Points[0]; + var prevX = prevPt[0]-bboxMin[0]; + var prevY = prevPt[1]-bboxMin[1]; + prevPt = [prevX,prevY]; + for (var i = 1; i < numPoints; i++) { + var pt = this._Points[i]; + ctx.globalCompositeOperation = 'source-over'; + var x = pt[0]-bboxMin[0]; + var y = pt[1]-bboxMin[1]; + pt = [x,y]; + + //vector from prev to current pt + var seg = VecUtils.vecSubtract(2, pt, prevPt); + var segDir = VecUtils.vecNormalize(2, seg, 1.0); + + var segMidPt = VecUtils.vecInterpolate(2, pt, prevPt, 0.5); + var w2 = this._strokeWidth*0.5; + var segDirOrtho = [w2*segDir[1], -w2*segDir[0]]; + + //add half the strokewidth to the segMidPt + var lgStart = VecUtils.vecAdd(2, segMidPt, segDirOrtho); + var lgEnd = VecUtils.vecSubtract(2, segMidPt, segDirOrtho); + + ctx.save(); + ctx.beginPath(); + + if (isDebug) { + ctx.strokeStyle="black"; + ctx.lineWidth = 1; + + ctx.moveTo(lgStart[0], lgStart[1]); + ctx.lineTo(lgEnd[0], lgEnd[1]); + ctx.stroke(); + } + + var lg = ctx.createLinearGradient(lgStart[0], lgStart[1], lgEnd[0], lgEnd[1]); + lg.addColorStop(1, 'rgba(0,0,0,0.0)'); + lg.addColorStop(0.5,'rgba(255,0,0,1.0)'); + lg.addColorStop(0, 'rgba(0,0,0,0.0)'); + ctx.fillStyle = lg; + + if (isDebug){ + ctx.strokeStyle="blue"; + ctx.lineWidth=0.5; + } + ctx.moveTo(prevX-w2, prevY); + ctx.lineTo(prevX+w2, prevY); + ctx.lineTo(x+w2, y); + ctx.lineTo(x-w2, y); + ctx.lineTo(prevX-w2, prevY); + ctx.fill(); + ctx.closePath(); + + ctx.restore(); + + prevPt = pt; + prevX = x; + prevY = y; + } + + + if (isDebug) + ctx.stroke(); + + if (isDebug){ + //draw the skeleton of this stroke + ctx.lineWidth = 1; + ctx.strokeStyle = "black"; + var pt = this._Points[0]; + ctx.beginPath(); + ctx.moveTo(pt[0]-bboxMin[0],pt[1]-bboxMin[1]); + for (var i = 1; i < numPoints; i++) { + pt = this._Points[i]; + var x = pt[0]-bboxMin[0]; + var y = pt[1]-bboxMin[1]; + ctx.lineTo(x,y); + } + ctx.stroke(); + } + */ + + + var R2 = this._strokeWidth; + var R = R2*0.5; + var hardness = 0; //for a pencil, this is always 1 //TODO get hardness parameter from user interface + var innerRadius = (hardness*R)-1; + if (innerRadius<1) + innerRadius=1; + + var r = ctx.createRadialGradient(0,0,innerRadius, 0,0,R); + var midColor = "rgba("+parseInt(255*this._strokeColor[0])+","+parseInt(255*this._strokeColor[1])+","+parseInt(255*this._strokeColor[2])+",1)"; + r.addColorStop(0, midColor); + var endColor = "rgba("+parseInt(255*this._strokeColor[0])+","+parseInt(255*this._strokeColor[1])+","+parseInt(255*this._strokeColor[2])+",0.0)"; + r.addColorStop(1, endColor); + ctx.fillStyle = r; + + for (var i = 0; i < numPoints; i++) { + var pt = this._Points[i]; + ctx.globalCompositeOperation = 'source-over'; + var x = pt[0]-bboxMin[0]; + var y = pt[1]-bboxMin[1]; + ctx.save(); + ctx.translate(x,y); + ctx.arc(0, 0, R, 0, 2 * Math.PI, false); + ctx.fill(); + ctx.restore(); + //ctx.globalCompositeOperation = 'source-in'; + //ctx.rect(x-R, y-R, R2, R2); + } + + ctx.restore(); + }; //render() + + + this.export = function() { + return "type: " + this.geomType() + "\n"; + }; + + this.import = function( importStr ) { + + } + + this.collidesWithPoint = function (x, y, z) { + if (x < this._BBoxMin[0]) return false; + if (x > this._BBoxMax[0]) return false; + if (y < this._BBoxMin[1]) return false; + if (y > this._BBoxMax[1]) return false; + if (z < this._BBoxMin[2]) return false; + if (z > this._BBoxMax[2]) return false; + + return true; + }; + + this.collidesWithPoint = function (x, y) { + if (x < this._BBoxMin[0]) return false; + if (x > this._BBoxMax[0]) return false; + if (y < this._BBoxMin[1]) return false; + if (y > this._BBoxMax[1]) return false; + + return true; + }; + +}; //function GLSubpath ...class definition + +BrushStroke.prototype = new GeomObj(); + +if (typeof exports === "object") { + exports.BrushStroke = BrushStroke; +} \ No newline at end of file diff --git a/js/lib/geom/circle.js b/js/lib/geom/circle.js new file mode 100755 index 00000000..dd82a4cc --- /dev/null +++ b/js/lib/geom/circle.js @@ -0,0 +1,751 @@ +/* +This file contains proprietary software owned by Motorola Mobility, Inc.
+No rights, expressed or implied, whatsoever to this software are provided by Motorola Mobility, Inc. hereunder.
+(c) Copyright 2011 Motorola Mobility, Inc. All Rights Reserved. + */ + +var GeomObj = require("js/lib/geom/geom-obj").GeomObj; +var ShapePrimitive = require("js/lib/geom/shape-primitive").ShapePrimitive; +var MaterialsModel = require("js/models/materials-model").MaterialsModel; +/////////////////////////////////////////////////////////////////////// +// Class GLCircle +// GL representation of a circle. +// Derived from class GLGeomObj +// The position and dimensions of the stroke, fill, and inner Radius should be in pixels +/////////////////////////////////////////////////////////////////////// +var Circle = function GLCircle() { + + this.init = function( world, xOffset, yOffset, width, height, strokeSize, strokeColor, fillColor, innerRadius, strokeMaterial, fillMaterial, strokeStyle) { + /////////////////////////////////////////////////////////////////////// + // Instance variables + /////////////////////////////////////////////////////////////////////// + this._width = 2.0; + this._height = 2.0; + this._xOffset = 0; + this._yOffset = 0; + + this._radius = 2.0; + this._strokeWidth = 0.25; + this._innerRadius = 0; + + this._ovalHeight = this._ovalHeight = 2.0 * this._radius; + + this._strokeStyle = "Solid"; + + this._aspectRatio = 1.0; + + if (arguments.length > 0) { + this._width = width; + this._height = height; + this._xOffset = xOffset; + this._yOffset = yOffset; + + this._strokeWidth = strokeSize; + this._innerRadius = innerRadius; + if (strokeColor) this._strokeColor = strokeColor; + if (fillColor) this._fillColor = fillColor; + + this._strokeStyle = strokeStyle; + } + + this.m_world = world; + + if(strokeMaterial){ + this._strokeMaterial = strokeMaterial; + } else { + this._strokeMaterial = MaterialsModel.exportFlatMaterial(); + } + + if(fillMaterial) { + this._fillMaterial = fillMaterial; + } else { + this._fillMaterial = MaterialsModel.exportFlatMaterial(); + } + }; + + /////////////////////////////////////////////////////////////////////// + // Property Accessors + /////////////////////////////////////////////////////////////////////// + this.getStrokeWidth = function() { + return this._strokeWidth; + }; + + this.setStrokeWidth = function(w) { + this._strokeWidth = w; + }; + + this.getStrokeMaterial = function() { + return this._strokeMaterial; + }; + + this.setStrokeMaterial = function(m) { + this._strokeMaterial = m; + }; + + this.getFillMaterial = function() { + return this._fillMaterial; + }; + + this.setFillMaterial = function(m) { + this._fillMaterial = m; + }; + + this.getRadius = function() { + return this._radius; + }; + + this.setRadius = function(r) { + this._radius = r; + }; + + this.getWorld = function() { + return this._world; + }; + + this.setWorld = function(w) { + this._world = w; + }; + + this.getInnerRadius = function() { + return this._innerRadius; + }; + + this.setInnerRadius = function(r) { + this._innerRadius = r; + }; + + this.getStrokeStyle = function() { + return this._strokeStyle; + }; + this.setStrokeStyle = function(s) { + this._strokeStyle = s; + }; + + this.getWidth = function() { + return this._width; + }; + + this.setWidth = function(w) { + this._width = w; + }; + + this.getHeight = function() { + return this._height; + }; + + this.setHeight = function(h) { + this._height = h; + }; + + this.geomType = function() { + return this.GEOM_TYPE_CIRCLE; + }; + + /////////////////////////////////////////////////////////////////////// + // Methods + /////////////////////////////////////////////////////////////////////// + + /////////////////////////////////////////////////////////////////////// + // update the "color of the material + this.getFillColor = function() + { + return this._fillColor; + } + +// this.setFillColor = function(c) +// { +// this._fillColor = c; +// } + + this.getStrokeColor = function() + { + return this._strokeColor; + } + +// this.setStrokeColor = function(c) +// { +// this._strokeColor = c; +// } + /////////////////////////////////////////////////////////////////////// + + this.buildBuffers = function() { + // get the world + var world = this.getWorld(); + if (!world) throw( "null world in buildBuffers" ); + + if (!world._useWebGL) return; + + // make sure RDGE has the correct context + g_Engine.setContext( world.getCanvas().rdgeid ); + + // create the gl buffer + var gl = world.getGLContext(); + + // determine the number of triangles to generate + var nTriangles = 60; // yes, we will do better than this + + // get the normalized device coordinates (NDC) for + // all position and dimensions. + var vpw = world.getViewportWidth(), vph = world.getViewportHeight(); + var xNDC = 2*this._xOffset/vpw, yNDC = 2*this._yOffset/vph, + xRadNDC = this._width/vpw, yRadNDC = this._height/vph, + xStrokeNDC = 2*this._strokeWidth/vpw, yStrokeNDC = 2*this._strokeWidth/vph, + xInnRadNDC = this._innerRadius*xRadNDC, yInnRadNDC = this._innerRadius*yRadNDC; + + var aspect = world.getAspect(); + var zn = world.getZNear(), zf = world.getZFar(); + var t = zn * Math.tan(world.getFOV() * Math.PI / 360.0), + b = -t, + r = aspect*t, + l = -r; + + // calculate the object coordinates from their NDC coordinates + var z = -world.getViewDistance(); + + // get the position of the origin + var x = -z*(r-l)/(2.0*zn)*xNDC, + y = -z*(t-b)/(2.0*zn)*yNDC; + + // get the x and y radii + var xRad = -z*(r-l)/(2.0*zn)*xRadNDC, + yRad = -z*(t-b)/(2.0*zn)*yRadNDC; + + // save the overall dimensions to be used in the uv calculations + this._ovalWidth = xRad; this._ovalHeight = yRad; + + // get the x & y stroke size + var xStroke = -z*(r-l)/(2.0*zn)*xStrokeNDC, + yStroke = -z*(t-b)/(2.0*zn)*yStrokeNDC; + + // get the inner radius + var xInnRad = -z*(r-l)/(2.0*zn)*xInnRadNDC, + yInnRad = -z*(t-b)/(2.0*zn)*yInnRadNDC; + + // get a matrix to rotate a point around the circle + var angle = 2.0 * Math.PI/Number(nTriangles); + var mat = Matrix.RotationZ( angle ); + var reverseRotMat = Matrix.RotationZ( -angle ); + + // calculate matrices to scale the circle and stroke to fit the bounds of the ellipse + var strokeScaleMat = Matrix.I(4); + strokeScaleMat[0] = xRad; + strokeScaleMat[5] = yRad; + + var fillScaleMat = Matrix.I(4); + fillScaleMat[0] = xRad - xStroke; + fillScaleMat[5] = yRad - yStroke; + + var innerRadiusScaleMat = Matrix.I(4); + innerRadiusScaleMat[0] = xInnRad; + innerRadiusScaleMat[5] = yInnRad; + + var innerStrokeScaleMat = Matrix.I(4); + innerStrokeScaleMat[0] = xInnRad - xStroke; + innerStrokeScaleMat[5] = yInnRad - yStroke; + + var fillPrim, strokePrim0, strokePrim1; + var fillMaterial, strokeMaterial0, strokeMaterial2; + + this._primArray = []; + this._materialArray = []; + this._materialTypeArray = []; + this._materialNodeArray = []; + + ///////////////////////////////////////////////////////////// + // Strokes + if(this._strokeWidth > 0) { + var numStrokes = 1; + if(this._innerRadius !== 0) { + strokePrim0 = this.generateOvalRing(x, y, reverseRotMat, innerStrokeScaleMat, innerRadiusScaleMat, nTriangles); + } + + strokePrim1 = this.generateOvalRing(x, y, reverseRotMat, fillScaleMat, strokeScaleMat, nTriangles); + } + + ///////////////////////////////////////////////////////////// + // Fill + if(this._innerRadius === 0) { + fillPrim = this.generateOval(x, y, mat, fillScaleMat, nTriangles); + } else { + fillPrim = this.generateOvalRing(x, y, reverseRotMat, innerRadiusScaleMat, fillScaleMat, nTriangles); + } + + if (fillPrim) { + fillMaterial = this.makeFillMaterial(); + + this._primArray.push( fillPrim ); + this._materialNodeArray.push( fillMaterial.getMaterialNode() ); + } + + if (strokePrim0) { + strokeMaterial0 = this.makeStrokeMaterial(); + + this._primArray.push( strokePrim0 ); + this._materialNodeArray.push( strokeMaterial0.getMaterialNode() ); + } + + if (strokePrim1) { + strokeMaterial2 = this.makeStrokeMaterial(); + + this._primArray.push( strokePrim1 ); + this._materialNodeArray.push( strokeMaterial2.getMaterialNode() ); + } + + world.updateObject(this); + }; + + this.generateOval = function(xOff, yOff, rotationMat, scaleMat, nTriangles) { + var pt = [1.0, 0.0, 0.0]; + //var pts = scaleMat.multiply(pt); + var pts = glmat4.multiplyVec3( scaleMat, pt, []); + var x = pts[0], y = pts[1], z = 0; + var xs = scaleMat[0], ys = scaleMat[4]; + + var vrts = [], nrms = [], uvs = [], indices = []; + var index = 0; + for (var i=0; i 0) { + xScale = 0.5*innerRad*this._width; + yScale = 0.5*innerRad*this._height; + mat[0] = xScale; + mat[5] = yScale; + + // get the bezier points + var bezPts = MathUtils.circularArcToBezier( [0,0,0], [1,0,0], -2.0*Math.PI ); + if (bezPts) { + var n = bezPts.length; + p = MathUtils.transformPoint( bezPts[0], mat ); + ctx.moveTo( p[0], p[1] ); + index = 1; + while (index < n) { + p0 = MathUtils.transformPoint( bezPts[index], mat ); + p1 = MathUtils.transformPoint( bezPts[index+1], mat ); + + var x0 = p0[0], y0 = p0[1], + x1 = p1[0], y1 = p1[1]; + ctx.quadraticCurveTo( x0, y0, x1, y1 ); + index += 2; + } + } + } + + // fill the path + ctx.fill(); + } + + // calculate the stroke matrix + xScale = 0.5*this._width - 0.5*lineWidth; + yScale = 0.5*this._height - 0.5*lineWidth; + mat[0] = xScale; + mat[5] = yScale; + + // set up the stroke style + ctx.beginPath(); + ctx.lineWidth = lineWidth; + if (this._strokeColor) { + var c = "rgba(" + 255*this._strokeColor[0] + "," + 255*this._strokeColor[1] + "," + 255*this._strokeColor[2] + "," + this._strokeColor[3] + ")"; + ctx.strokeStyle = c; + + // draw the stroke + p = MathUtils.transformPoint( bezPts[0], mat ); + ctx.moveTo( p[0], p[1] ); + index = 1; + while (index < n) { + var p0 = MathUtils.transformPoint( bezPts[index], mat ); + var p1 = MathUtils.transformPoint( bezPts[index+1], mat ); + + var x0 = p0[0], y0 = p0[1], + x1 = p1[0], y1 = p1[1]; + ctx.quadraticCurveTo( x0, y0, x1, y1 ); + index += 2; + } + + if (MathUtils.fpSign(innerRad) > 0) { + // calculate the stroke matrix + xScale = 0.5*innerRad*this._width - 0.5*lineWidth; + yScale = 0.5*innerRad*this._height - 0.5*lineWidth; + mat[0] = xScale; + mat[5] = yScale; + + // draw the stroke + p = MathUtils.transformPoint( bezPts[0], mat ); + ctx.moveTo( p[0], p[1] ); + index = 1; + while (index < n) { + var p0 = MathUtils.transformPoint( bezPts[index], mat ); + var p1 = MathUtils.transformPoint( bezPts[index+1], mat ); + + var x0 = p0[0], y0 = p0[1], + x1 = p1[0], y1 = p1[1]; + ctx.quadraticCurveTo( x0, y0, x1, y1 ); + index += 2; + } + } + + // render the stroke + ctx.stroke(); + } + } + }; + + this.export = function() { + var rtnStr = "type: " + this.geomType() + "\n"; + + rtnStr += "xoff: " + this._xOffset + "\n"; + rtnStr += "yoff: " + this._yOffset + "\n"; + rtnStr += "width: " + this._width + "\n"; + rtnStr += "height: " + this._height + "\n"; + rtnStr += "strokeWidth: " + this._strokeWidth + "\n"; + rtnStr += "innerRadius: " + this._innerRadius + "\n"; + rtnStr += "strokeStyle: " + this._strokeStyle + "\n"; + rtnStr += "strokeColor: " + String(this._strokeColor) + "\n"; + rtnStr += "fillColor: " + String(this._fillColor) + "\n"; + + rtnStr += "strokeMat: "; + if (this._strokeMaterial) { + rtnStr += this._strokeMaterial.getName(); + } else { + rtnStr += "flatMaterial"; + } + + rtnStr += "\n"; + + rtnStr += "fillMat: "; + if (this._fillMaterial) { + rtnStr += this._fillMaterial.getName(); + } else { + rtnStr += "flatMaterial"; + } + + rtnStr += "\n"; + + return rtnStr; + }; + + this.import = function( importStr ) { + this._xOffset = Number( this.getPropertyFromString( "xoff: ", importStr ) ); + this._yOffset = Number( this.getPropertyFromString( "yoff: ", importStr ) ); + this._width = Number( this.getPropertyFromString( "width: ", importStr ) ); + this._height = Number( this.getPropertyFromString( "height: ", importStr ) ); + this._strokeWidth = Number( this.getPropertyFromString( "strokeWidth: ", importStr ) ); + this._innerRadius = Number( this.getPropertyFromString( "innerRadius: ", importStr ) ); + this._strokeStyle = this.getPropertyFromString( "strokeStyle: ", importStr ); + var strokeMaterialName = this.getPropertyFromString( "strokeMat: ", importStr ); + var fillMaterialName = this.getPropertyFromString( "fillMat: ", importStr ); + this._fillColor = eval( "[" + this.getPropertyFromString( "fillColor: ", importStr ) + "]" ); + this._strokeColor = eval( "[" + this.getPropertyFromString( "strokeColor: ", importStr ) + "]" ); + + var strokeMat = MaterialsModel.getMaterial( strokeMaterialName ); + if (!strokeMat) { + console.log( "object material not found in library: " + strokeMaterialName ); + strokeMat = MaterialsModel.exportFlatMaterial(); + } + + this._strokeMaterial = strokeMat; + + var fillMat = MaterialsModel.getMaterial( fillMaterialName ); + if (!fillMat) { + console.log( "object material not found in library: " + fillMaterialName ); + fillMat = MaterialsModel.exportFlatMaterial(); + } + + this._fillMaterial = fillMat; + }; + + this.collidesWithPoint = function( x, y ) { +// if(x < this._xOffset) return false; +// if(x > (this._xOffset + this._width)) return false; +// if(y < this._yOffset) return false; +// if(y > (this._yOffset + this._height)) return false; + + return true; + }; + + this.containsPoint = function( pt, dir ) { + var world = this.getWorld(); + if (!world) throw( "null world in containsPoint" ); + + // get a point on the plane of the circle + // the point is in NDC, as is the input parameters + var mat = this.getMatrix(); + var plane = [0,0,1,0]; + plane = MathUtils.transformPlane( plane, mat ); + var projPt = MathUtils.vecIntersectPlane ( pt, dir, plane ); + + // transform the projected point back to the XY plane + //var invMat = mat.inverse(); + var invMat = glmat4.inverse( mat, [] ); + var planePt = MathUtils.transformPoint( projPt, invMat ); + + // get the normalized device coordinates (NDC) for + // the position and radii. + var vpw = world.getViewportWidth(), vph = world.getViewportHeight(); + var xNDC = 2*this._xOffset/vpw, yNDC = 2*this._yOffset/vph, + xRadNDC = this._width/vpw, yRadNDC = this._height/vph; + var projMat = world.makePerspectiveMatrix(); + var z = -world.getViewDistance(); + var planePtNDC = planePt.slice(0); + planePtNDC[2] = z; + planePtNDC = MathUtils.transformHomogeneousPoint( planePtNDC, projMat ); + planePtNDC = MathUtils.applyHomogeneousCoordinate( planePtNDC ); + + // get the gl coordinates + var aspect = world.getAspect(); + var zn = world.getZNear(), zf = world.getZFar(); + var t = zn * Math.tan(world.getFOV() * Math.PI / 360.0), + b = -t, + r = aspect*t, + l = -r; + + var angle = Math.atan2( planePtNDC[1] - yNDC, planePtNDC[0] - xNDC ); + var degrees = angle*180.0/Math.PI; + var objPtNDC = [Math.cos(angle)*xRadNDC + xNDC, Math.sin(angle)*yRadNDC + yNDC, 0]; + + var ctrNDC = [xNDC, yNDC]; + + var distToBoundary = VecUtils.vecDist( 2, ctrNDC, objPtNDC ), + distToPt = VecUtils.vecDist( 2, ctrNDC, planePtNDC ); + + return (MathUtils.fpCmp(distToPt,distToBoundary) <= 0); + }; + + this.getNearPoint = function( pt, dir ) { + var world = this.getWorld(); + if (!world) throw( "null world in getNearPoint" ); + + // get a point on the plane of the circle + // the point is in NDC, as is the input parameters + var mat = this.getMatrix(); + var plane = [0,0,1,0]; + plane = MathUtils.transformPlane( plane, mat ); + var projPt = MathUtils.vecIntersectPlane ( pt, dir, plane ); + + // transform the projected point back to the XY plane + //var invMat = mat.inverse(); + var invMat = glmat4.inverse( mat, [] ); + var planePt = MathUtils.transformPoint( projPt, invMat ); + + // get the normalized device coordinates (NDC) for + // the position and radii. + var vpw = world.getViewportWidth(), vph = world.getViewportHeight(); + var xNDC = 2*this._xOffset/vpw, yNDC = 2*this._yOffset/vph, + xRadNDC = this._width/vpw, yRadNDC = this._height/vph; + var projMat = world.makePerspectiveMatrix(); + var z = -world.getViewDistance(); + var planePtNDC = planePt.slice(0); + planePtNDC[2] = z; + planePtNDC = MathUtils.transformHomogeneousPoint( planePtNDC, projMat ); + planePtNDC = MathUtils.applyHomogeneousCoordinate( planePtNDC ); + + // get the gl coordinates + var aspect = world.getAspect(); + var zn = world.getZNear(), zf = world.getZFar(); + var t = zn * Math.tan(world.getFOV() * Math.PI / 360.0), + b = -t, + r = aspect*t, + l = -r; + + var angle = Math.atan2( planePtNDC[1] - yNDC, planePtNDC[0] - xNDC ); + var degrees = angle*180.0/Math.PI; + var objPt = [Math.cos(angle)*xRadNDC + xNDC, Math.sin(angle)*yRadNDC + yNDC, 0]; + + // convert to GL coordinates + objPt[0] = -z*(r-l)/(2.0*zn)*objPt[0]; + objPt[1] = -z*(t-b)/(2.0*zn)*objPt[1]; + + // re-apply the transform + objPt = MathUtils.transformPoint( objPt, mat ); + + return objPt; + }; + + this.recalcTexMapCoords = function( vrts, uvs ) { + var n = vrts.length/3; + var ivrt = 0, iuv = 0; + var uMin = 1.e8, uMax = -1.e8, + vMin = 1.e8, vMax = -1.e8; + + for (var i=0; i uMax) uMax = uvs[iuv]; + + iuv++; ivrt++; + uvs[iuv] = 0.5*(vrts[ivrt]/this._ovalHeight + 1); + if (uvs[iuv] < vMin) vMin = uvs[iuv]; + if (uvs[iuv] > vMax) vMax = uvs[iuv]; + iuv++; ivrt += 2; + } + + //console.log( "remap: " + uvs ); + //console.log( "uRange: " + uMin + " => " + uMax ); + //console.log( "vRange: " + vMin + " => " + vMax ); + }; + }; + +Circle.prototype = new GeomObj(); + +if (typeof exports === "object") { + exports.Circle = Circle; +} \ No newline at end of file diff --git a/js/lib/geom/geom-obj.js b/js/lib/geom/geom-obj.js new file mode 100755 index 00000000..c5880843 --- /dev/null +++ b/js/lib/geom/geom-obj.js @@ -0,0 +1,280 @@ +/* +This file contains proprietary software owned by Motorola Mobility, Inc.
+No rights, expressed or implied, whatsoever to this software are provided by Motorola Mobility, Inc. hereunder.
+(c) Copyright 2011 Motorola Mobility, Inc. All Rights Reserved. + */ + +var MaterialsModel = require("js/models/materials-model").MaterialsModel; +/////////////////////////////////////////////////////////////////////// +// Class GLGeomObj +// Super class for all geometry classes +/////////////////////////////////////////////////////////////////////// +var GeomObj = function GLGeomObj() { + /////////////////////////////////////////////////////////////////////// + // Constants + /////////////////////////////////////////////////////////////////////// + this.GEOM_TYPE_RECTANGLE = 1; + this.GEOM_TYPE_CIRCLE = 2; + this.GEOM_TYPE_LINE = 3; + this.GEOM_TYPE_PATH = 4; + this.GEOM_TYPE_CUBIC_BEZIER = 5; + this.GEOM_TYPE_UNDEFINED = -1; + + // Needed for calculating dashed/dotted strokes + this.DASH_LENGTH = 0.15; + this.DOT_LENGTH = 0.05; + this.GAP_LENGTH = 0.05; + + /////////////////////////////////////////////////////////////////////// + // Instance variables + /////////////////////////////////////////////////////////////////////// + this._matrix = Matrix.I(4); + + this._next = undefined; + this._prev = undefined; + this._child = undefined; + this._parent = undefined; + + this.m_world = null; + + // stroke and fill colors + this._strokeColor = [0,0,0,0]; + this._fillColor = [0,0,0,0]; + + // stroke and fill materials + this._fillMaterial = null; + this._strokeMaterial = null; + + // array of primitives - used in RDGE + this._primArray = []; + this._materialNodeArray = []; + this._materialArray = []; + this._materialTypeArray = []; + + // the transform node used by RDGE + this._trNode = null; + + /////////////////////////////////////////////////////////////////////// + // Property accessors + /////////////////////////////////////////////////////////////////////// + this.setWorld = function( world ) { + this.m_world = world; + }; + + this.getWorld = function() { + return this.m_world; + }; + + this.getMatrix = function() { + return this._matrix.slice(0); + }; + + this.setMatrix = function(m) { + this._matrix = m.slice(0); + }; + + this.setNext = function( next ) { + this._next = next; + }; + + this.getNext = function() { + return this._next; + }; + + this.setPrev = function( prev ) { + this._prev = prev; + }; + + this.getPrev = function() { + return this._prev; + }; + + this.setChild = function( child ) { + this._child = child; + }; + + this.getChild = function() { + return this._child; + }; + + this.setParent = function( parent ) { + this._parent = parent; + }; + + this.getParent = function() { + return this._parent; + }; + + this.geomType = function() { + return this.GEOM_TYPE_UNDEFINED; + }; + + this.getPrimitiveArray = function() { return this._primArray; + }; + + this.getMaterialNodeArray = function() { + return this._materialNodeArray; + }; + + this.getMaterialArray = function() { return this._materialArray; + }; + + this.getTransformNode = function() { + return this._trNode; + }; + + this.setTransformNode = function(t) { + this._trNode = t; + }; + + this.setFillColor = function(c) { + this.setMaterialColor(c, "fill"); + }; + + this.setStrokeColor = function(c) { + this.setMaterialColor(c, "stroke"); + }; + /////////////////////////////////////////////////////////////////////// + // Methods + /////////////////////////////////////////////////////////////////////// + this.setMaterialColor = function(c, type) { + if (type == "fill") { + this._fillColor = c.slice(0); + } else { + this._strokeColor = c.slice(0); + } + + if (this._materialArray && this._materialTypeArray) { + var nMats = this._materialArray.length; + if (nMats === this._materialTypeArray.length) { + for (var i=0; i= 0) { + rtnStr = rtnStr.substr(0, index); + } + + return rtnStr; + }; + + /* + this.export = function() { + var rtnStr; + return rtnStr; + } + */ +}; + +if (typeof exports === "object") { + exports.GeomObj = GeomObj; +} + + diff --git a/js/lib/geom/line.js b/js/lib/geom/line.js new file mode 100755 index 00000000..da63b21c --- /dev/null +++ b/js/lib/geom/line.js @@ -0,0 +1,488 @@ +/* +This file contains proprietary software owned by Motorola Mobility, Inc.
+No rights, expressed or implied, whatsoever to this software are provided by Motorola Mobility, Inc. hereunder.
+(c) Copyright 2011 Motorola Mobility, Inc. All Rights Reserved. + */ + +var GeomObj = require("js/lib/geom/geom-obj").GeomObj; +var ShapePrimitive = require("js/lib/geom/shape-primitive").ShapePrimitive; +var MaterialsModel = require("js/models/materials-model").MaterialsModel; +/////////////////////////////////////////////////////////////////////// +// Class GLLine +// GL representation of a line. +// Derived from class GeomObj +/////////////////////////////////////////////////////////////////////// +var Line = function GLLine( world, xOffset, yOffset, width, height, slope, strokeSize, strokeColor, strokeMaterial, strokeStyle, xAdj, yAdj) { + /////////////////////////////////////////////////////////////////////// + // Instance variables + /////////////////////////////////////////////////////////////////////// + this._width = 2.0; + this._height = 2.0; + this._xOffset = 0; + this._yOffset = 0; + + // If line doesn't fit in canvas world, we had to grow the canvas by this much on either side + this._xAdj = 0; + this._yAdj = 0; + + this._slope = 0; + + this._strokeWidth = 0.25; + + this._strokeStyle = "Solid"; + this._scaleX = 1.0; + this._scaleY = 1.0; + + if (arguments.length > 0) { + this._width = width; + this._height = height; + this._xOffset = xOffset; + this._yOffset = yOffset; + + this._xAdj = xAdj; + this._yAdj = yAdj; + + this._slope = slope; + this._strokeWidth = strokeSize; + if (strokeColor) this._strokeColor = strokeColor.slice(); + + this._strokeStyle = strokeStyle; + this._scaleX = (world.getViewportWidth())/(world.getViewportHeight()); + } + + this._strokeVerticesLen = 0; + + this.m_world = world; + + this._materialAmbient = [0.2, 0.2, 0.2, 1.0]; + this._materialDiffuse = [0.4, 0.4, 0.4, 1.0]; + this._materialSpecular = [0.4, 0.4, 0.4, 1.0]; + + if(strokeMaterial) { + this._strokeMaterial = strokeMaterial; + } + + /////////////////////////////////////////////////////////////////////// + // Property Accessors + /////////////////////////////////////////////////////////////////////// + this.getStrokeWidth = function() { return this._strokeWidth; } + this.setStrokeWidth = function(w) { this._strokeWidth = w; } + + this.getStrokeMaterial = function() { return this._strokeMaterial; } + this.setStrokeMaterial = function(m) { this._strokeMaterial = m; } + + this.getStrokeColor = function() { return this._strokeColor; } + //this.setStrokeColor = function(c) { this._strokeColor = c; } + + this.getStrokeStyle = function() { return this._strokeStyle; } + this.setStrokeStyle = function(s) { this._strokeStyle = s; } + + this.getFillMaterial = function() { return null; } + + this.setStrokeMaterial = function(m) { this._strokeMaterial = m; } + this.getStrokeMaterial = function() { return this._strokeMaterial; } + + this.getWidth = function() { return this._width; } + this.setWidth = function(w) { this._width = w; } + + this.getHeight = function() { return this._height; } + this.setHeight = function(h) { this._height = h; } + + this.getXAdj = function() { return this._xAdj; } + this.setXAdj = function(x) { this._xAdj = x; } + + this.getYAdj = function() { return this._yAdj; } + this.setYAdj = function(y) { this._yAdj = y; } + + this.getSlope = function() { return this._slope; } + this.setSlope = function(m) { this._slope = m; } + + this.geomType = function() { return this.GEOM_TYPE_LINE; } + + /////////////////////////////////////////////////////////////////////// + // Methods + /////////////////////////////////////////////////////////////////////// + this.export = function() { + var rtnStr = "type: " + this.geomType() + "\n"; + + rtnStr += "xoff: " + this._xOffset + "\n"; + rtnStr += "yoff: " + this._yOffset + "\n"; + rtnStr += "width: " + this._width + "\n"; + rtnStr += "height: " + this._height + "\n"; + rtnStr += "xAdj: " + this._xAdj + "\n"; + rtnStr += "yAdj: " + this._yAdj + "\n"; + rtnStr += "strokeWidth: " + this._strokeWidth + "\n"; + rtnStr += "strokeColor: " + String(this._strokeColor) + "\n"; + rtnStr += "strokeStyle: " + this._strokeStyle + "\n"; + rtnStr += "slope: " + String(this._slope) + "\n"; + + rtnStr += "strokeMat: "; + if (this._strokeMaterial) { + rtnStr += this._strokeMaterial.getName(); + } else { + rtnStr += "flatMaterial"; + } + + rtnStr += "\n"; + return rtnStr; + }; + + this.import = function( importStr ) { + this._xOffset = Number( this.getPropertyFromString( "xoff: ", importStr ) ); + this._yOffset = Number( this.getPropertyFromString( "yoff: ", importStr ) ); + this._width = Number( this.getPropertyFromString( "width: ", importStr ) ); + this._height = Number( this.getPropertyFromString( "height: ", importStr ) ); + this._xAdj = Number( this.getPropertyFromString( "xAdj: ", importStr ) ); + this._yAdj = Number( this.getPropertyFromString( "yAdj: ", importStr ) ); + this._strokeWidth = Number( this.getPropertyFromString( "strokeWidth: ", importStr ) ); + var slope = this.getPropertyFromString( "slope: ", importStr ); + + if(isNaN(Number(slope))) { + this._slope = slope; + } else { + this._slope = Number(slope); + } + + var strokeMaterialName = this.getPropertyFromString( "strokeMat: ", importStr ); + this._strokeStyle = this.getPropertyFromString( "strokeStyle: ", importStr ); + this._strokeColor = eval( "[" + this.getPropertyFromString( "strokeColor: ", importStr ) + "]" ); + + var strokeMat = MaterialsModel.getMaterial( strokeMaterialName ); + if (!strokeMat) { + console.log( "object material not found in library: " + strokeMaterialName ); + strokeMat = MaterialsModel.exportFlatMaterial(); + } + + this._strokeMaterial = strokeMat; + + }; + + /////////////////////////////////////////////////////////////////////// + // Methods + /////////////////////////////////////////////////////////////////////// + this.buildBuffers = function() { + // get the world + var world = this.getWorld(); + if (!world) throw( "null world in buildBuffers" ); + if (!world._useWebGL) return; + + // make sure RDGE has the correct context + g_Engine.setContext( world.getCanvas().rdgeid ); + + // create the gl buffer + var gl = world.getGLContext(); + + this._strokeVerticesLen = 0; + + var strokeVertices = []; + var strokeTextures = []; + var strokeNormals = []; + var strokeColors = []; + +// var scaleMat = Matrix.I(3); +// scaleMat.elements[0][0] = this._scaleX; +// scaleMat.elements[1][1] = this._scaleY; + + + // get the normalized device coordinates (