def findMatName(self):
if len(self.uvLayerNames) == 0:
return
#
# search for matching Irrlicht material name
#
for lname in self.uvLayerNames:
if iMaterials.getIrrMaterial(lname) != None:
self.uvMatName = lname
return
#
# if not found look for custom name: '$' prefix
#
for lname in self.uvLayerNames:
if lname[0] == '$':
self.uvMatName = lname
return
def writeBillboardNodeData(self,file,bObject,bbImage,level):
if bObject.getType() != 'Mesh':
return
bMaterial = None
mesh = bObject.getData(False, True)
if len(mesh.materials) > 0:
bMaterial = mesh.materials[0]
material = iMaterials.DefaultMaterial(bObject,'billboard',
self.exporter,bMaterial)
i1 = iUtils.getIndent(level,3)
i2 = iUtils.getIndent(level,6)
localSpace = bObject.getMatrix('localspace')
ipos = iUtils.b2iPosition(localSpace, bObject)
spos = '%.6f, %.6f, %.6f' % (ipos.x, ipos.y, ipos.z)
srot = '%.6f, %.6f, %.6f' % (0.0, 0.0, 0.0)
sscale = '%.6f, %.6f, %.6f' % (1.0, 1.0, 1.0)
self.writeSTDAttributes(file,i1,i2,bObject,spos,srot,sscale,'false')
# billboard quad vertex positions: ul:3, ur:0, lr:1, ll:2
ul = mesh.verts[3].co
ur = mesh.verts[0].co
lr = mesh.verts[1].co
scale = bObject.getSize()
dx = (ul.x - ur.x) * scale[0]
dy = (ul.y - ur.y) * scale[1]
dz = (ul.z - ur.z) * scale[2]
width = math.fabs(math.sqrt((dx * dx) + (dy * dy) + (dz * dz)))
dx = (ur.x - lr.x) * scale[0]
dy = (ur.y - lr.y) * scale[1]
dz = (ur.z - lr.z) * scale[2]
height = math.fabs(math.sqrt((dx * dx) + (dy * dy) + (dz * dz)))
file.write(i2 + '<int name="Width" value="%.6f" />\n' % width)
file.write(i2 + '<int name="Height" value="%.6f" />\n' % height)
file.write(i2 + '<color name="Shade_Top" value="ffffffff" />\n')
file.write(i2 + '<color name="Shade_Down" value="ffffffff" />\n')
file.write(i1 + '</attributes>\n')
file.write(i1 + '<materials>\n')
# extract material type based on irrb UV layer rules
bMesh = bObject.getData(False,True)
uvLayerNames = bMesh.getUVLayerNames()
irrMatInfo = None
for name in uvLayerNames:
irrMatInfo = iMaterials.getIrrMaterial(name)
if irrMatInfo != None:
break
if irrMatInfo == None:
irrMatInfo = ('solid',1)
self._writeSBImageAttributes(file, i2, material, irrMatInfo[0], bbImage,
bObject)
file.write(i1 + '</materials>\n')
