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-rwxr-xr-xjs/helper-classes/3D/snap-manager.js274
1 files changed, 108 insertions, 166 deletions
diff --git a/js/helper-classes/3D/snap-manager.js b/js/helper-classes/3D/snap-manager.js
index cd8cc102..2c975985 100755
--- a/js/helper-classes/3D/snap-manager.js
+++ b/js/helper-classes/3D/snap-manager.js
@@ -1077,7 +1077,7 @@ var SnapManager = exports.SnapManager = Montage.create(Component, {
1077 var hitRec = this.snapToScreenBounds( elt, globalScrPt, bounds, bounds3D ); 1077 var hitRec = this.snapToScreenBounds( elt, globalScrPt, bounds, bounds3D );
1078 1078
1079 // see if we can snap to a contained geometry object 1079 // see if we can snap to a contained geometry object
1080 if (hitRec && this.getGLWorld(elt) && !this.isARectangle(elt)) 1080 if (hitRec && this.getGLWorld(elt)) // && !this.isARectangle(elt))
1081 { 1081 {
1082 var localPt = hitRec.calculateElementWorldPoint(); 1082 var localPt = hitRec.calculateElementWorldPoint();
1083 if (hitRec.getType() != hitRec.SNAP_TYPE_ELEMENT) 1083 if (hitRec.getType() != hitRec.SNAP_TYPE_ELEMENT)
@@ -1320,193 +1320,135 @@ var SnapManager = exports.SnapManager = Montage.create(Component, {
1320 } 1320 }
1321 }, 1321 },
1322 1322
1323 snapToContainedElement : 1323 doSnapToContainedElement:
1324 { 1324 {
1325 value: function( eyePt, dir, glObj, hitRec, targetScrPt ) 1325 value: function( eyePt, dir, glObj, hitRec, targetScrPt )
1326 { 1326 {
1327 var rtnVal = false; 1327 var rtnVal = false;
1328 var elt = hitRec.getElement();
1329 1328
1329 var elt = hitRec.getElt();
1330 var world = glObj.getWorld(); 1330 var world = glObj.getWorld();
1331 switch (glObj.geomType()) 1331
1332 var nearVrt = glObj.getNearVertex( eyePt, dir );
1333 if (nearVrt)
1332 { 1334 {
1333 case glObj.GEOM_TYPE_RECTANGLE: 1335 var viewPt = this.GLToView(nearVrt, world );
1334 break; 1336 var mat = viewUtils.getMatrixFromElement( elt );
1337 var worldPt = MathUtils.transformPoint( viewPt, mat );
1335 1338
1336 case glObj.GEOM_TYPE_CIRCLE: 1339 viewUtils.pushViewportObj( elt );
1340 var scrPt = viewUtils.viewToScreen( worldPt );
1341 var offset = viewUtils.getElementOffset( elt );
1342 MathUtils.makeDimension3( offset );
1343 var parentPt = vecUtils.vecAdd(3, scrPt, offset );
1344 var globalPt = viewUtils.localToGlobal( parentPt, elt.offsetParent );
1345
1346 var dist = vecUtils.vecDist(2, globalPt, targetScrPt );
1347 if (dist < this.ELEMENT_VERTEX_HIT_RAD)
1348 {
1349 console.log( "hit a vertex" );
1350
1351 // check if the distance is less than
1352 // the distance on the current hit record
1353 if (dist <= vecUtils.vecDist(2, targetScrPt, hitRec.getScreenPoint() ))
1337 { 1354 {
1338 var nearVrt = glObj.getNearVertex( eyePt, dir ); 1355 console.log( "rejected - further than existing snap" );
1339 if (nearVrt) 1356
1340 { 1357 hitRec.setScreenPoint( globalPt );
1341 var viewPt = this.GLToView(nearVrt, world ); 1358 //var localMatInv = hitRec.getPlaneMatrix().inverse();
1342 var mat = viewUtils.getMatrixFromElement( elt ); 1359 var localMatInv = glmat4.inverse( hitRec.getPlaneMatrix(), []);
1343 var worldPt = MathUtils.transformPoint( viewPt, mat ); 1360 viewUtils.pushViewportObj( hitRec.getElement() );
1344 1361 var localPt = viewUtils.screenToView( scrPt[0], scrPt[1], scrPt[2] );
1345 viewUtils.pushViewportObj( elt ); 1362 viewUtils.popViewportObj();
1346 var scrPt = viewUtils.viewToScreen( worldPt ); 1363 localPt = MathUtils.transformPoint( localPt, localMatInv );
1347 var offset = viewUtils.getElementOffset( elt ); 1364 hitRec.setLocalPoint( localPt );
1348 MathUtils.makeDimension3( offset ); 1365 hitRec.setType( hitRec.SNAP_TYPE_CONTAINED_ELEMENT );
1349 var parentPt = vecUtils.vecAdd(3, scrPt, offset );
1350 var globalPt = viewUtils.localToGlobal( parentPt, elt.offsetParent );
1351
1352 var dist = vecUtils.vecDist(2, globalPt, targetScrPt );
1353 if (dist < this.ELEMENT_VERTEX_HIT_RAD)
1354 {
1355 // check if the distance is less than
1356 // the distance on the current hit record
1357 if (dist <= vecUtils.vecDist(2, targetScrPt, hitRec.getScreenPoint() ))
1358 {
1359 hitRec.setScreenPoint( globalPt );
1360 //var localMatInv = hitRec.getPlaneMatrix().inverse();
1361 var localMatInv = glmat4.inverse( hitRec.getPlaneMatrix(), []);
1362 viewUtils.pushViewportObj( hitRec.getElement() );
1363 var localPt = viewUtils.screenToView( scrPt[0], scrPt[1], scrPt[2] );
1364 viewUtils.popViewportObj();
1365 localPt = MathUtils.transformPoint( localPt, localMatInv );
1366 hitRec.setLocalPoint( localPt );
1367 hitRec.setType( hitRec.SNAP_TYPE_CONTAINED_ELEMENT );
1368
1369 rtnVal = true;
1370 }
1371 }
1372 } // if (nearVrt)
1373 1366
1374 if (!rtnVal) 1367 rtnVal = true;
1375 { 1368 }
1376 var nearPt = glObj.getNearPoint( eyePt, dir ); 1369 }
1377 if (nearPt) 1370 }
1378 {
1379 var viewPt = this.GLToView(nearPt, world );
1380 var mat = viewUtils.getMatrixFromElement( elt );
1381 var worldPt = MathUtils.transformPoint( viewPt, mat );
1382
1383 viewUtils.pushViewportObj( elt );
1384 var scrPt = viewUtils.viewToScreen( worldPt );
1385 var offset = viewUtils.getElementOffset( elt );
1386 MathUtils.makeDimension3( offset );
1387 var parentPt = vecUtils.vecAdd(3, scrPt, offset );
1388 var globalPt = viewUtils.localToGlobal( parentPt, elt.offsetParent );
1389
1390 var dist = vecUtils.vecDist(2, globalPt, targetScrPt );
1391 if (dist < this.ELEMENT_EDGE_HIT_RAD)
1392 {
1393 // check if the distance is less than
1394 // the distance on the current hit record
1395 //var dist2 = vecUtils.vecDist(2, targetScrPt, hitRec.getScreenPoint() );
1396 //if (dist <= dist2+1 )
1397 {
1398 hitRec.setScreenPoint( globalPt );
1399 //var localMatInv = hitRec.getPlaneMatrix().inverse();
1400 var localMatInv = glmat4.inverse( hitRec.getPlaneMatrix(), []);
1401 viewUtils.pushViewportObj( hitRec.getElement() );
1402 var localPt = viewUtils.screenToView( scrPt[0], scrPt[1], scrPt[2] );
1403 viewUtils.popViewportObj();
1404 localPt = MathUtils.transformPoint( localPt, localMatInv );
1405 hitRec.setLocalPoint( localPt );
1406 hitRec.setType( hitRec.SNAP_TYPE_CONTAINED_ELEMENT );
1407
1408 rtnVal = true;
1409 }
1410 }
1411 }
1412 } // if (!rtnVal)
1413 1371
1414 if (!rtnVal && glObj.containsPoint( eyePt, dir )) 1372 if (!rtnVal)
1373 {
1374 var nearPt = glObj.getNearPoint( eyePt, dir );
1375 if (nearPt)
1376 {
1377 var viewPt = this.GLToView(nearPt, world );
1378 var mat = viewUtils.getMatrixFromElement( elt );
1379 var worldPt = MathUtils.transformPoint( viewPt, mat );
1380
1381 viewUtils.pushViewportObj( elt );
1382 var scrPt = viewUtils.viewToScreen( worldPt );
1383 var offset = viewUtils.getElementOffset( elt );
1384 MathUtils.makeDimension3( offset );
1385 var parentPt = vecUtils.vecAdd(3, scrPt, offset );
1386 var globalPt = viewUtils.localToGlobal( parentPt, elt.offsetParent );
1387
1388 var dist = vecUtils.vecDist(2, globalPt, targetScrPt );
1389 if (dist < this.ELEMENT_EDGE_HIT_RAD)
1390 {
1391 console.log( "hit an edge" );
1392
1393 // check if the distance is less than
1394 // the distance on the current hit record
1395 //var dist2 = vecUtils.vecDist(2, targetScrPt, hitRec.getScreenPoint() );
1396 //if (dist <= dist2+1 )
1415 { 1397 {
1398 hitRec.setScreenPoint( globalPt );
1399 //var localMatInv = hitRec.getPlaneMatrix().inverse();
1400 var localMatInv = glmat4.inverse( hitRec.getPlaneMatrix(), []);
1401 viewUtils.pushViewportObj( hitRec.getElement() );
1402 var localPt = viewUtils.screenToView( scrPt[0], scrPt[1], scrPt[2] );
1403 viewUtils.popViewportObj();
1404 localPt = MathUtils.transformPoint( localPt, localMatInv );
1405 hitRec.setLocalPoint( localPt );
1406 hitRec.setType( hitRec.SNAP_TYPE_CONTAINED_ELEMENT );
1407
1416 rtnVal = true; 1408 rtnVal = true;
1417 } 1409 }
1418 } 1410 }
1411 }
1412 } // if (!rtnVal)
1413
1414 if (!rtnVal && glObj.containsPoint( eyePt, dir ))
1415 {
1416 rtnVal = true;
1417 }
1418
1419 return rtnVal;
1420 }
1421 },
1422
1423 snapToContainedElement :
1424 {