本文整理汇总了Python中UM.Mesh.MeshBuilder.MeshBuilder.setIndices方法的典型用法代码示例。如果您正苦于以下问题：Python MeshBuilder.setIndices方法的具体用法？Python MeshBuilder.setIndices怎么用？Python MeshBuilder.setIndices使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类UM.Mesh.MeshBuilder.MeshBuilder的用法示例。
在下文中一共展示了MeshBuilder.setIndices方法的2个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Python代码示例。
示例1: read
# 需要导入模块: from UM.Mesh.MeshBuilder import MeshBuilder [as 别名]
# 或者: from UM.Mesh.MeshBuilder.MeshBuilder import setIndices [as 别名]
def read(self, file_name):
try:
self.defs = {}
self.shapes = []
tree = ET.parse(file_name)
xml_root = tree.getroot()
if xml_root.tag != "X3D":
return None
scale = 1000 # Default X3D unit it one meter, while Cura's is one millimeters
if xml_root[0].tag == "head":
for head_node in xml_root[0]:
if head_node.tag == "unit" and head_node.attrib.get("category") == "length":
scale *= float(head_node.attrib["conversionFactor"])
break
xml_scene = xml_root[1]
else:
xml_scene = xml_root[0]
if xml_scene.tag != "Scene":
return None
self.transform = Matrix()
self.transform.setByScaleFactor(scale)
self.index_base = 0
# Traverse the scene tree, populate the shapes list
self.processChildNodes(xml_scene)
if self.shapes:
builder = MeshBuilder()
builder.setVertices(numpy.concatenate([shape.verts for shape in self.shapes]))
builder.setIndices(numpy.concatenate([shape.faces for shape in self.shapes]))
builder.calculateNormals()
builder.setFileName(file_name)
mesh_data = builder.build()
# Manually try and get the extents of the mesh_data. This should prevent nasty NaN issues from
# leaving the reader.
mesh_data.getExtents()
node = SceneNode()
node.setMeshData(mesh_data)
node.setSelectable(True)
node.setName(file_name)
else:
return None
except Exception:
Logger.logException("e", "Exception in X3D reader")
return None
return node示例2: _createCube
# 需要导入模块: from UM.Mesh.MeshBuilder import MeshBuilder [as 别名]
# 或者: from UM.Mesh.MeshBuilder.MeshBuilder import setIndices [as 别名]
def _createCube(self, size):
mesh = MeshBuilder()
# Can't use MeshBuilder.addCube() because that does not get per-vertex normals
# Per-vertex normals require duplication of vertices
s = size / 2
verts = [ # 6 faces with 4 corners each
[-s, -s, s], [-s, s, s], [ s, s, s], [ s, -s, s],
[-s, s, -s], [-s, -s, -s], [ s, -s, -s], [ s, s, -s],
[ s, -s, -s], [-s, -s, -s], [-s, -s, s], [ s, -s, s],
[-s, s, -s], [ s, s, -s], [ s, s, s], [-s, s, s],
[-s, -s, s], [-s, -s, -s], [-s, s, -s], [-s, s, s],
[ s, -s, -s], [ s, -s, s], [ s, s, s], [ s, s, -s]
]
mesh.setVertices(numpy.asarray(verts, dtype=numpy.float32))
indices = []
for i in range(0, 24, 4): # All 6 quads (12 triangles)
indices.append([i, i+2, i+1])
indices.append([i, i+3, i+2])
mesh.setIndices(numpy.asarray(indices, dtype=numpy.int32))
mesh.calculateNormals()
return mesh