Merge pull request #221 from ericmueller/3DBugs

3 d bugs

13 files changed, 374 insertions, 283 deletions

diff --git a/assets/canvas-runtime.js b/assets/canvas-runtime.js
index eeafaab6..67d53963 100644
--- a/assets/canvas-runtime.js
+++ b/assets/canvas-runtime.js
@@ -878,11 +878,12 @@ NinjaCvsRt.RuntimeRectangle = Object.create(NinjaCvsRt.RuntimeGeomObj, {
                 inset = Math.ceil( lw ) - 0.5;
 
                 if(this._fillColor.gradientMode) {
-                    if(this._fillColor.gradientMode === "radial") {
-                        gradient = ctx.createRadialGradient(w/2, h/2, 0, w/2, h/2, Math.max(w, h)/2);
-                    } else {
-                        gradient = ctx.createLinearGradient(inset/2, h/2, w-inset, h/2);
-                    }
+                                        if(this._fillColor.gradientMode === "radial") {
+                                                var ww = w - 2*lw,  hh = h - 2*lw;
+                                                gradient = ctx.createRadialGradient(w/2, h/2, 0, w/2, h/2, Math.max(ww, hh)/2);
+                                        } else {
+                                                gradient = ctx.createLinearGradient(inset, h/2, w-inset, h/2);
+                                        }
                     colors = this._fillColor.color;
 
                     len = colors.length;
@@ -912,11 +913,10 @@ NinjaCvsRt.RuntimeRectangle = Object.create(NinjaCvsRt.RuntimeGeomObj, {
                 inset = Math.ceil( 0.5*lw ) - 0.5;
 
                 if(this._strokeColor.gradientMode) {
-                    if(this._strokeColor.gradientMode === "radial") {
-                        gradient = ctx.createRadialGradient(w/2, h/2, Math.min(h, w)/2-inset, w/2, h/2, Math.max(h, w)/2);
-                    } else {
-                        gradient = ctx.createLinearGradient(0, h/2, w, h/2);
-                    }
+                                        if(this._strokeColor.gradientMode === "radial")
+                                                gradient = ctx.createRadialGradient(w/2, h/2, 0,  w/2, h/2, Math.max(h, w)/2);
+                                        else
+                                                gradient = ctx.createLinearGradient(0, h/2, w, h/2);
                     colors = this._strokeColor.color;
 
                     len = colors.length;
@@ -1116,9 +1116,9 @@ NinjaCvsRt.RuntimeOval = Object.create(NinjaCvsRt.RuntimeGeomObj, {
                     if(this._fillColor.gradientMode) {
                         if(this._fillColor.gradientMode === "radial") {
                             gradient = ctx.createRadialGradient(xCtr, yCtr, 0,
-                                                                xCtr, yCtr, Math.max(this._width, this._height)/2);
+                                                                xCtr, yCtr, Math.max(this._width, this._height)/2 - lineWidth);
                         } else {
-                            gradient = ctx.createLinearGradient(lineWidth/2, this._height/2, this._width-lineWidth, this._height/2);
+                            gradient = ctx.createLinearGradient(lineWidth, this._height/2, this._width-lineWidth, this._height/2);
                         }
                         colors = this._fillColor.color;
 
@@ -1194,7 +1194,7 @@ NinjaCvsRt.RuntimeOval = Object.create(NinjaCvsRt.RuntimeGeomObj, {
                 if (this._strokeColor) {
                     if(this._strokeColor.gradientMode) {
                         if(this._strokeColor.gradientMode === "radial") {
-                            gradient = ctx.createRadialGradient(xCtr, yCtr, Math.min(xScale, yScale),
+                            gradient = ctx.createRadialGradient(xCtr, yCtr, 0,
                                                                 xCtr, yCtr, 0.5*Math.max(this._height, this._width));
                         } else {
                             gradient = ctx.createLinearGradient(0, this._height/2, this._width, this._height/2);
@@ -1456,6 +1456,8 @@ NinjaCvsRt.RuntimeRadialGradientMaterial = Object.create(NinjaCvsRt.RuntimeMater
     _colorStop3: { value: 0.6, writable: true },
     _colorStop4: { value: 1.0, writable: true },
 
+        _textureTransform: { value: [1,0,0,  0,1,0,  0,0,1], writable: true },
+
     init: {
         value: function(world) {
             var material = this._materialNode;
@@ -1477,6 +1479,8 @@ NinjaCvsRt.RuntimeRadialGradientMaterial = Object.create(NinjaCvsRt.RuntimeMater
                         this._shader["default"].u_colorStop3.set( [this._colorStop3] );
                         this._shader["default"].u_colorStop4.set( [this._colorStop4] );
 
+                        this._shader["default"].u_texTransform.set( this._textureTransform );
+
                         if (this._angle !== undefined)
                             this._shader["default"].u_cos_sin_angle.set([Math.cos(this._angle), Math.sin(this._angle)]);
                     }
@@ -1496,6 +1500,8 @@ NinjaCvsRt.RuntimeRadialGradientMaterial = Object.create(NinjaCvsRt.RuntimeMater
             this._colorStop3    = jObj.colorStop3;
             this._colorStop4    = jObj.colorStop4;
 
+                        this._textureTransform = jObj.textureTransform;
+
             if (this._angle !== undefined)
                 this._angle = jObj.angle;
         }
diff --git a/assets/shaders/linearGradient.vert.glsl b/assets/shaders/linearGradient.vert.glsl
index aac9cbee..f0800812 100755
--- a/assets/shaders/linearGradient.vert.glsl
+++ b/assets/shaders/linearGradient.vert.glsl
@@ -37,6 +37,7 @@ uniform float	u_colorStop3;
 uniform float   u_colorStop4;                                                                   
 uniform vec2    u_cos_sin_angle;
 //uniform int           u_colorCount;   // currently using 4
+uniform mat3 u_texTransform;
 
 varying         vec2 v_uv;
 
@@ -44,5 +45,7 @@ varying		vec2 v_uv;
 void main(void)
 {
         gl_Position = u_projMatrix * u_mvMatrix * vec4(vert,1.0) ;
-        v_uv = texcoord;
+        //v_uv = texcoord;
+        vec3 tmp = u_texTransform * vec3( texcoord, 1.0);
+        v_uv = tmp.xy;
 }
diff --git a/assets/shaders/radialGradient.vert.glsl b/assets/shaders/radialGradient.vert.glsl
index c3e1b50a..7994ac12 100644
--- a/assets/shaders/radialGradient.vert.glsl
+++ b/assets/shaders/radialGradient.vert.glsl
@@ -18,11 +18,13 @@ attribute vec2 texcoord;
 // matrix uniforms
 uniform mat4 u_mvMatrix;
 uniform mat4 u_projMatrix;
+uniform mat3 u_texTransform;
 
 varying         vec2    v_uv;
 
 void main(void)
 {
         gl_Position = u_projMatrix * u_mvMatrix * vec4(vert,1.0) ;
-        v_uv = texcoord;
+        vec3 tmp = u_texTransform * vec3( texcoord, 1.0);
+        v_uv = tmp.xy;
 }
\ No newline at end of file
diff --git a/js/document/html-document.js b/js/document/html-document.js
index 9d083dd8..61223499 100755
--- a/js/document/html-document.js
+++ b/js/document/html-document.js
@@ -209,8 +209,8 @@ exports.HTMLDocument = Montage.create(TextDocument, {
                         {
                                 /*
                                 // Use this code to test the runtime version of WebGL
-                                var cdm = new NinjaCvsRt.CanvasDataManager();
-                                cdm.loadGLData(elt,  value,  null );
+                                var cvsDataMngr = Object.create(NinjaCvsRt.CanvasDataManager, {});
+                                cvsDataMngr.loadGLData(elt, value);
                                 */
 
                                 // /*
diff --git a/js/helper-classes/3D/snap-manager.js b/js/helper-classes/3D/snap-manager.js
index 6766ac7f..97901d50 100755
--- a/js/helper-classes/3D/snap-manager.js
+++ b/js/helper-classes/3D/snap-manager.js
@@ -230,64 +230,22 @@ var SnapManager = exports.SnapManager = Montage.create(Component, {
                                 else
                                         parentPt = [xScreen, yScreen, 0.0];
 
-                var eyePt = [];
-                                var vec = viewUtils.parentToChildVec(parentPt, stage, eyePt);
-                                if (vec)
-                                {
-                                        // activate the drag working plane
-                                        if (!snap3D && this.hasDragPlane())
-                                                this.activateDragPlane();
-
-                                        // project to the working plane
-                                        var currentWorkingPlane = workingPlane.slice(0);
-                                        var wp = currentWorkingPlane.slice(0);
-                                        var mat = viewUtils.getMatrixFromElement(stage);
-                                        wp = MathUtils.transformPlane(wp, mat);
-                                        var projPt = MathUtils.vecIntersectPlane(eyePt, vec, wp);
-                                        if (projPt)
-                                        {
-                                                // the local point gets stored in the coordinate space of the plane
-                                                var wpMat = drawUtils.getPlaneToWorldMatrix(currentWorkingPlane, MathUtils.getPointOnPlane(currentWorkingPlane));
-                                                projPt[3] = 1.0;
-                                                //var planeToViewMat = mat.multiply(wpMat);
-                                                var planeToViewMat = glmat4.multiply(mat, wpMat, []);
-                                                //var viewToPlaneMat = planeToViewMat.inverse();
-                                                var viewToPlaneMat = glmat4.inverse( planeToViewMat, [] );
-                                                var planePt = projPt.slice(0);
+                                if (!snap3D && this._hasDragPlane)
+                                        this.activateDragPlane();
+
+                                var hitRec = this.snapToStage( parentPt,  quadPt );
+
+                                // try snapping to the 3D grid, or to the stage boundaries if the grid is not displayed
+                                if (this.gridSnapEnabled())
+                                        this.snapToGrid( hitRec );
+
+                                // save the hit record
+                                hitRecArray.push( hitRec );
+
+                                // restore the original working plane
+                                if (!snap3D && this.hasDragPlane())
+                                        this.deactivateDragPlane();
+