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Arch: Better wireframe material for the webgl exporter

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This commit is contained in:
Yorik van Havre 2013-04-13 18:57:35 -03:00
parent 970889a655
commit 932040bd90
1 changed files with 43 additions and 13 deletions
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54
src/Mod/Arch/importWebGL.py
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@ -23,7 +23,7 @@
"FreeCAD webgl exporter" "FreeCAD webgl exporter"
import FreeCAD,Draft import FreeCAD,Draft,Part,DraftGeomUtils
from DraftTools import translate from DraftTools import translate
if FreeCAD.GuiUp: if FreeCAD.GuiUp:
@ -75,10 +75,13 @@ def getCameraData():
# print result # print result
return result return result
def getObjectData(obj): def getObjectData(obj,wireframeMode="faceloop"):
"returns the geometry data of an object as three.js snippet" """returns the geometry data of an object as three.js snippet. wireframeMode
can be multimaterial, faceloop or None"""
result = "" result = ""
wires = []
if obj.isDerivedFrom("Part::Feature"): if obj.isDerivedFrom("Part::Feature"):
fcmesh = obj.Shape.tessellate(0.1) fcmesh = obj.Shape.tessellate(0.1)
result = "var geom = new THREE.Geometry();\n" result = "var geom = new THREE.Geometry();\n"
@ -92,6 +95,14 @@ def getObjectData(obj):
# adding facets data # adding facets data
for f in fcmesh[1]: for f in fcmesh[1]:
result += tab+"geom.faces.push( new THREE.Face3"+str(f)+" );\n" result += tab+"geom.faces.push( new THREE.Face3"+str(f)+" );\n"
for f in obj.Shape.Faces:
for w in f.Wires:
wo = Part.Wire(DraftGeomUtils.sortEdges(w.Edges))
p = []
for v in wo.Vertexes:
p.append(v.Point)
p.append(wo.Vertexes[0].Point)
wires.append(p)
elif obj.isDerivedFrom("Mesh::Feature"): elif obj.isDerivedFrom("Mesh::Feature"):
mesh = obj.Mesh mesh = obj.Mesh
@ -116,14 +127,33 @@ def getObjectData(obj):
else: else:
rgb = "#888888" # test color rgb = "#888888" # test color
result += tab+"var basematerial = new THREE.MeshBasicMaterial( { color: 0x"+str(rgb)[1:]+" } );\n" result += tab+"var basematerial = new THREE.MeshBasicMaterial( { color: 0x"+str(rgb)[1:]+" } );\n"
# adding a wireframe material #result += tab+"var basematerial = new THREE.MeshLambertMaterial( { color: 0x"+str(rgb)[1:]+" } );\n"
result += tab+"var wireframe = new THREE.MeshBasicMaterial( { color: "
result += "0x000000, wireframe: true, transparent: true } );\n" if wireframeMode == "faceloop":
result += tab+"var material = [ basematerial, wireframe ];\n" # adding the mesh to the scene with a wireframe copy
# adding the mesh to the scene result += tab+"var mesh = new THREE.Mesh( geom, basematerial );\n"
#result += tab+"var mesh = new THREE.Mesh( geom, basematerial );\n" result += tab+"scene.add( mesh );\n"
result += tab+"var mesh = new THREE.SceneUtils.createMultiMaterialObject( geom, material );\n" result += tab+"var linematerial = new THREE.LineBasicMaterial({color: 0x000000,});\n"
result += tab+"scene.add( mesh );\n"+tab for w in wires:
result += tab+"var wire = new THREE.Geometry();\n"
for p in w:
result += tab+"wire.vertices.push(new THREE.Vector3("
result += str(p.x)+", "+str(p.y)+", "+str(p.z)+"));\n"
result += tab+"var line = new THREE.Line(wire, linematerial);\n"
result += tab+"scene.add(line);\n"
elif wireframeMode == "multimaterial":
# adding a wireframe material
result += tab+"var wireframe = new THREE.MeshBasicMaterial( { color: "
result += "0x000000, wireframe: true, transparent: true } );\n"
result += tab+"var material = [ basematerial, wireframe ];\n"
result += tab+"var mesh = new THREE.SceneUtils.createMultiMaterialObject( geom, material );\n"
result += tab+"scene.add( mesh );\n"+tab
else:
# adding the mesh to the scene with simple material
result += tab+"var mesh = new THREE.Mesh( geom, basematerial );\n"
result += tab+"scene.add( mesh );\n"+tab
return result return result
@ -172,7 +202,7 @@ def getTemplate():
$ObjectsData // placeholder for the FreeCAD objects $ObjectsData // placeholder for the FreeCAD objects
var light = new THREE.PointLight( 0xFFFF00 ); var light = new THREE.PointLight( 0xFFFF00 );
light.position.set( -10, -10, 10 ); light.position.set( -10000, -10000, 10000 );
scene.add( light ); scene.add( light );
renderer.render( scene, camera ); renderer.render( scene, camera );