def create_model(self):
# Set up the vertex arrays
vformatArray = GeomVertexArrayFormat()
# Panda3D implicitly generates a bounding volume from a
# column named "vertex", so you either
# * have a column of that name, or
# * add a bounding volume yourself.
vformatArray.addColumn(InternalName.make("vertex"), 3, Geom.NTFloat32,
Geom.CPoint)
vformatArray.addColumn(InternalName.make("color"), 4, Geom.NTFloat32,
Geom.CColor)
vformat = GeomVertexFormat()
vformat.addArray(vformatArray)
vformat = GeomVertexFormat.registerFormat(vformat)
vdata = GeomVertexData("Data", vformat, Geom.UHStatic)
vertex = GeomVertexWriter(vdata, 'vertex')
color = GeomVertexWriter(vdata, 'color')
geom = Geom(vdata)
# Vertex data
vertex.addData3f(1.5, 0, -1)
color.addData4f(1, 0, 0, 1)
vertex.addData3f(-1.5, 0, -1)
color.addData4f(0, 1, 0, 1)
vertex.addData3f(0, 0, 1)
color.addData4f(0, 0, 1, 1)
# Primitive
tri = GeomPatches(3, Geom.UHStatic)
tri.add_vertex(2)
tri.add_vertex(1)
tri.add_vertex(0)
tri.close_primitive()
geom.addPrimitive(tri)
# Create the actual node
node = GeomNode('geom_node')
node.addGeom(geom)
np = NodePath(node)
# Shader, initial shader vars, number of instances
np.set_shader(
Shader.load(Shader.SL_GLSL,
vertex="shader.vert",
tess_control="shader.tesc",
tess_evaluation="shader.tese",
geometry="shader.geom",
fragment="shader.frag"))
np.set_shader_input("time", 0.0)
np.set_shader_input("tess_level", 32.0)
np.set_instance_count(num_instances)
np.set_shader_input("numInstances", num_instances)
return np
def getFaceFormat():
global FaceFormat
if not FaceFormat:
arr = GeomVertexArrayFormat()
arr.addColumn(InternalName.getVertex(), 3, GeomEnums.NTStdfloat, GeomEnums.CPoint)
arr.addColumn(InternalName.getNormal(), 3, GeomEnums.NTStdfloat, GeomEnums.CNormal)
arr.addColumn(InternalName.getTangent(), 3, GeomEnums.NTStdfloat, GeomEnums.CVector)
arr.addColumn(InternalName.getBinormal(), 3, GeomEnums.NTStdfloat, GeomEnums.CVector)
arr.addColumn(InternalName.getTexcoord(), 2, GeomEnums.NTStdfloat, GeomEnums.CTexcoord)
FaceFormat = GeomVertexFormat.registerFormat(arr)
return FaceFormat
def __init__(self, __occupying_unit = None, __occupiable = True,
x = 0, z = 0, r = 5, tag = 0):
self.__occupying_unit = __occupying_unit
self.__occupiable = __occupiable
self.__r = r
self.__x = x
self.__z = z
self.__tag = tag
#Procedurally creating a hex!
geometry_array = GeomVertexArrayFormat()
geometry_array.addColumn(InternalName.make('vertex'), 3, Geom.NTFloat32, Geom.CPoint)
geometry_array.addColumn(InternalName.make('normal'), 3, Geom.NTFloat32, Geom.CPoint)
format = GeomVertexFormat()
format.addArray(geometry_array)
format = GeomVertexFormat.registerFormat(format)
self.__vdata = GeomVertexData('Hex', format, Geom.UHStatic)
self.__vertex = GeomVertexWriter(self.__vdata, 'vertex')
self.__normal = GeomVertexWriter(self.__vdata, 'normal')
#Vertex 1
self.__vertex.addData3f(self.__x, self.__z+self.__r, 0)
self.__normal.addData3f(1, 0, 0)
#Vertex 2
self.__vertex.addData3f(self.__x+self.__r*sin(pi/3), self.__z+self.__r*cos(pi/3), 0)
self.__normal.addData3f(1, 0, 0)
#Vertex 3
self.__vertex.addData3f(self.__x+self.__r*sin(pi/3), self.__z-self.__r*cos(pi/3), 0)
self.__normal.addData3f(1, 0, 0)
#Vertex 4
self.__vertex.addData3f(self.__x, self.__z-self.__r, 0)
self.__normal.addData3f(1, 0, 0)
#Vertex 5
self.__vertex.addData3f(self.__x-self.__r*sin(pi/3), self.__z-self.__r*cos(pi/3), 0)
self.__normal.addData3f(1, 0, 0)
#Vertex 6
self.__vertex.addData3f(self.__x-self.__r*sin(pi/3), self.__z+self.__r*cos(pi/3), 0)
self.__normal.addData3f(1, 0, 0)
self.__hex_primitive = GeomTrifans(Geom.UHStatic)
self.__hex_primitive.addVertices(5, 4)
self.__hex_primitive.addVertices(3, 2)
self.__hex_primitive.addVertices(1, 0)
self.__hex_primitive.closePrimitive()
self.__hex_geometry = Geom(self.__vdata)
self.__hex_geometry.addPrimitive(self.__hex_primitive)
self.__hex_node = GeomNode('HexNode')
self.__hex_node.addGeom(self.__hex_geometry)
nodePath = render.attachNewNode(self.__hex_node)
nodePath.setTag( "hex", str(tag) )
nodePath.node().setIntoCollideMask(BitMask32.bit(1))
nodePath.hide()
def create_model(self):
# Set up the vertex arrays
vformatArray = GeomVertexArrayFormat()
# Panda3D implicitly generates a bounding volume from a
# column named "vertex", so you either
# * have a column of that name, or
# * add a bounding volume yourself.
vformatArray.addColumn(InternalName.make("vertex"), 3, Geom.NTFloat32, Geom.CPoint)
vformatArray.addColumn(InternalName.make("color"), 4, Geom.NTFloat32, Geom.CColor)
vformat = GeomVertexFormat()
vformat.addArray(vformatArray)
vformat = GeomVertexFormat.registerFormat(vformat)
vdata = GeomVertexData("Data", vformat, Geom.UHStatic)
vertex = GeomVertexWriter(vdata, 'vertex')
color = GeomVertexWriter(vdata, 'color')
geom = Geom(vdata)
# Vertex data
vertex.addData3f(1.5, 0, -1)
color.addData4f(1, 0, 0, 1)
vertex.addData3f(-1.5, 0, -1)
color.addData4f(0, 1, 0, 1)
vertex.addData3f(0, 0, 1)
color.addData4f(0, 0, 1, 1)
# Primitive
tri = GeomPatches(3, Geom.UHStatic)
tri.add_vertex(2)
tri.add_vertex(1)
tri.add_vertex(0)
tri.close_primitive()
geom.addPrimitive(tri)
# Create the actual node
node = GeomNode('geom_node')
node.addGeom(geom)
np = NodePath(node)
# Shader, initial shader vars, number of instances
np.set_shader(Shader.load(Shader.SL_GLSL,
vertex = "shader.vert",
tess_control = "shader.tesc",
tess_evaluation = "shader.tese",
geometry = "shader.geom",
fragment = "shader.frag"))
np.set_shader_input("time", 0.0)
np.set_shader_input("tess_level", 32.0)
np.set_instance_count(num_instances)
np.set_shader_input("numInstances", num_instances)
return np
def __init__(self):
formatArray = GeomVertexArrayFormat()
formatArray.addColumn(
InternalName.make("drawFlag"), 1, Geom.NTUint8, Geom.COther)
format = GeomVertexFormat(GeomVertexFormat.getV3n3cpt2())
format.addArray(formatArray)
self.format = GeomVertexFormat.registerFormat(format)
# bodydata = GeomVertexData("body vertices", format, Geom.UHStatic)
self.barkTexture = loader.loadTexture("../asset/TreeGenerator/barkTexture.jpg")
def __init__(self):
formatArray = GeomVertexArrayFormat()
formatArray.addColumn(InternalName.make("drawFlag"), 1, Geom.NTUint8,
Geom.COther)
format = GeomVertexFormat(GeomVertexFormat.getV3n3cpt2())
format.addArray(formatArray)
self.format = GeomVertexFormat.registerFormat(format)
bodydata = GeomVertexData("body vertices", format, Geom.UHStatic)
self.barkTexture = loader.loadTexture("barkTexture.jpg")
treeNodePath = NodePath("Tree Holder")
makeFractalTree(bodydata, treeNodePath, LVector3(4, 4, 7))
treeNodePath.setTexture(self.barkTexture, 1)
treeNodePath.reparentTo(render)
self.accept("q", self.regenTree)
self.accept("w", self.addTree)
self.accept("arrow_up", self.upIterations)
self.accept("arrow_down", self.downIterations)
self.accept("arrow_right", self.upCopies)
self.accept("arrow_left", self.downCopies)
self.numIterations = 11
self.numCopies = 4
self.upDownEvent = OnscreenText(
text="Up/Down: Increase/Decrease the number of iterations (" +
str(self.numIterations) + ")",
parent=base.a2dTopLeft,
align=TextNode.ALeft,
style=1,
fg=(1, 1, 1, 1),
pos=(0.06, -0.22),
scale=.05,
mayChange=True)
self.leftRightEvent = OnscreenText(
text="Left/Right: Increase/Decrease branching (" +
str(self.numCopies) + ")",
parent=base.a2dTopLeft,
align=TextNode.ALeft,
style=1,
fg=(1, 1, 1, 1),
pos=(0.06, -0.28),
scale=.05,
mayChange=True)
def __build_Writers(self):
# Build Vdata.
array = GeomVertexArrayFormat()
for field_name, field_spec_name in list(self.field_types.items()):
field_specs = self._data_types[field_spec_name][:-1]
array.addColumn(InternalName.make(field_name), *field_specs)
vformat = GeomVertexFormat()
vformat.addArray(array)
vformat = GeomVertexFormat.registerFormat(vformat)
vdata = GeomVertexData("data", vformat, Geom.UHStatic)
# Build GeomVertexWriters.
writers = {}
for field_name in list(self.field_types.keys()):
writers[field_name] = GeomVertexWriter(vdata, field_name)
return vdata, writers
def registerObject(self, obj):
""" Registers a new dynamic object, this will store an index for every
vertex, which can be used to read and store last position data in order
to compute the velocity. This method also assigns the standard animated
shader to the node """
self.debug("Registering dynamic object")
# Find all GeomNodes
for node in obj.findAllMatches("**/+GeomNode"):
geomNode = node.node()
geomCount = geomNode.getNumGeoms()
# Find all Geoms
for i in xrange(geomCount):
# Modify vertex data
geom = geomNode.modifyGeom(i)
geomVertexData = geom.modifyVertexData()
# Add a new column named "dovindex" to the vertex data
formatArray = GeomVertexArrayFormat()
formatArray.addColumn(InternalName.make("dovindex"), 1,
GeomEnums.NTUint32, GeomEnums.CIndex)
newArrayFormat = GeomVertexFormat(geomVertexData.getFormat())
newArrayFormat.addArray(formatArray)
newArrayFormat = GeomVertexFormat.registerFormat(
newArrayFormat)
# Convert the old vertex data and assign the new vertex data
convertedVertexData = geomVertexData.convertTo(newArrayFormat)
geom.setVertexData(convertedVertexData)
# Write the per-vertex indices the dovindex column
newVertexData = geom.modifyVertexData()
vtxReader = GeomVertexReader(newVertexData, "vertex")
indexWriter = GeomVertexWriter(newVertexData, "dovindex")
while not vtxReader.isAtEnd():
data = vtxReader.getData3f()
indexWriter.setData1i(self.currentIndex)
self.currentIndex += 1
if self.currentIndex > self.maxVertexCount:
self.error("Max dynamic vertex count of",
self.maxVertexCount, "reached!")
def pandageom_from_points(vertices, rgba=None, name=''):
"""
pack the vertices into a panda3d point cloud geom
:param vertices:
:param rgba: rgba color for each vertex, can be list or nparray (rgb is also acceptable)
:param name:
:return:
author: weiwei
date: 20170328, 20210116, 20220721
"""
if rgba is None:
# default
vertex_rgbas = np.asarray([[0, 0, 0, 255]] * len(vertices),
dtype=np.uint8)
if isinstance(rgba, list):
rgba = np.array(rgba)
if not isinstance(rgba, np.array):
raise ValueError('rgba must be a list or an nparray!')
if len(rgba) == 1:
vertex_rgbas = np.tile((rgba * 255).astype(np.uint8),
(len(vertices), 1))
elif len(rgba) == len(vertices):
vertex_rgbas = (rgba * 255).astype(np.uint8)
n_color_bit = rgba.shape[1]
vertformat = GeomVertexFormat()
arrayformat = GeomVertexArrayFormat()
arrayformat.addColumn(InternalName.getVertex(), 3, GeomEnums.NTFloat32,
GeomEnums.CPoint)
vertformat.addArray(arrayformat)
arrayformat = GeomVertexArrayFormat()
arrayformat.addColumn(InternalName.getColor(), n_color_bit,
GeomEnums.NTUint8, GeomEnums.CColor)
vertformat.addArray(arrayformat)
vertformat = GeomVertexFormat.registerFormat(vertformat)
vertexdata = GeomVertexData(name, vertformat, Geom.UHStatic)
vertexdata.modifyArrayHandle(0).copyDataFrom(
np.ascontiguousarray(vertices, dtype=np.float32))
vertexdata.modifyArrayHandle(1).copyDataFrom(vertex_rgbas)
primitive = GeomPoints(Geom.UHStatic)
primitive.setIndexType(GeomEnums.NTUint32)
primitive.modifyVertices(-1).modifyHandle().copyDataFrom(
np.arange(len(vertices), dtype=np.uint32))
geom = Geom(vertexdata)
geom.addPrimitive(primitive)
return geom
def pandageom_from_points(vertices, rgba_list=None, name=''):
"""
pack the vertices into a panda3d point cloud geom
:param vertices:
:param rgba_list: a list with a single 1x4 nparray or with len(vertices) 1x4 nparray
:param name:
:return:
author: weiwei
date: 20170328, 20210116
"""
if rgba_list is None:
# default
vertex_rgbas = np.array([[0, 0, 0, 255]] * len(vertices),
dtype=np.uint8)
elif type(rgba_list) is not list:
raise Exception('rgba\_list must be a list!')
elif len(rgba_list) == 1:
vertex_rgbas = np.tile((np.array(rgba_list[0]) * 255).astype(np.uint8),
(len(vertices), 1))
elif len(rgba_list) == len(vertices):
vertex_rgbas = (np.array(rgba_list) * 255).astype(np.uint8)
else:
raise ValueError(
'rgba_list must be a list of one or len(vertices) 1x4 nparray!')
vertformat = GeomVertexFormat()
arrayformat = GeomVertexArrayFormat()
arrayformat.addColumn(InternalName.getVertex(), 3, GeomEnums.NTFloat32,
GeomEnums.CPoint)
vertformat.addArray(arrayformat)
arrayformat = GeomVertexArrayFormat()
arrayformat.addColumn(InternalName.getColor(), 4, GeomEnums.NTUint8,
GeomEnums.CColor)
vertformat.addArray(arrayformat)
vertformat = GeomVertexFormat.registerFormat(vertformat)
vertexdata = GeomVertexData(name, vertformat, Geom.UHStatic)
vertexdata.modifyArrayHandle(0).copyDataFrom(
np.ascontiguousarray(vertices, dtype=np.float32))
vertexdata.modifyArrayHandle(1).copyDataFrom(vertex_rgbas)
primitive = GeomPoints(Geom.UHStatic)
primitive.setIndexType(GeomEnums.NTUint32)
primitive.modifyVertices(-1).modifyHandle().copyDataFrom(
np.arange(len(vertices), dtype=np.uint32))
geom = Geom(vertexdata)
geom.addPrimitive(primitive)
return geom
def registerObject(self, obj):
""" Registers a new dynamic object, this will store an index for every
vertex, which can be used to read and store last position data in order
to compute the velocity. This method also assigns the standard animated
shader to the node """
self.debug("Registering dynamic object")
# Find all GeomNodes
for node in obj.findAllMatches("**/+GeomNode"):
geomNode = node.node()
geomCount = geomNode.getNumGeoms()
# Find all Geoms
for i in xrange(geomCount):
# Modify vertex data
geom = geomNode.modifyGeom(i)
geomVertexData = geom.modifyVertexData()
# Add a new column named "dovindex" to the vertex data
formatArray = GeomVertexArrayFormat()
formatArray.addColumn(InternalName.make("dovindex"), 1, GeomEnums.NTUint32, GeomEnums.CIndex)
newArrayFormat = GeomVertexFormat(geomVertexData.getFormat())
newArrayFormat.addArray(formatArray)
newArrayFormat = GeomVertexFormat.registerFormat(newArrayFormat)
# Convert the old vertex data and assign the new vertex data
convertedVertexData = geomVertexData.convertTo(newArrayFormat)
geom.setVertexData(convertedVertexData)
# Write the per-vertex indices the dovindex column
newVertexData = geom.modifyVertexData()
vtxReader = GeomVertexReader(newVertexData, "vertex")
indexWriter = GeomVertexWriter(newVertexData, "dovindex")
while not vtxReader.isAtEnd():
data = vtxReader.getData3f()
indexWriter.setData1i(self.currentIndex)
self.currentIndex += 1
if self.currentIndex > self.maxVertexCount:
self.error("Max dynamic vertex count of", self.maxVertexCount, "reached!")
def load_pcd_content(content,
w=2,
color_mode="intensity",
intensity_filter=50):
pc = pypcd.PointCloud.from_buffer(content)
fmt = GeomVertexFormat() #3 component vertex, w/ 4 comp color
fmt_arr = GeomVertexArrayFormat()
fmt_arr.addColumn(InternalName.make('vertex'), 3, Geom.NTFloat32,
Geom.CPoint)
fmt_color_arr = GeomVertexArrayFormat()
fmt_color_arr.addColumn(InternalName.make('color'), 4, Geom.NTUint8,
Geom.CColor)
fmt.addArray(fmt_arr)
fmt.addArray(fmt_color_arr)
fmt = GeomVertexFormat.registerFormat(fmt)
vertexData = GeomVertexData('points', fmt, Geom.UHStatic)
pointCloud = GeomPoints(Geom.UHStatic)
pc.pc_data.dtype = numpy.dtype("<f4")
v, c = arrayfilter.vertices_filter(pc.pc_data.reshape((pc.points, 4)))
for i in xrange(len(v)):
pointCloud.addVertex(i)
pointCloud.closePrimitive()
arr = GeomVertexArrayData(fmt.getArray(0), GeomEnums.UHStream)
datahandle = arr.modifyHandle()
datahandle.copyDataFrom(v)
vertexData.setArray(0, arr)
arr = GeomVertexArrayData(fmt.getArray(1), GeomEnums.UHStream)
datahandle = arr.modifyHandle()
datahandle.copyDataFrom(c)
vertexData.setArray(1, arr)
cloud = Geom(vertexData)
cloud.addPrimitive(pointCloud)
cloudNode = GeomNode('points')
cloudNode.addGeom(cloud)
cloudNodePath = NodePath(cloudNode)
cloudNodePath.setRenderModeThickness(w)
cloudNodePath.setRenderModePerspective(True)
return cloudNode
def __init__(self):
formatArray = GeomVertexArrayFormat()
formatArray.addColumn(
InternalName.make("drawFlag"), 1, Geom.NTUint8, Geom.COther)
format = GeomVertexFormat(GeomVertexFormat.getV3n3cpt2())
format.addArray(formatArray)
self.format = GeomVertexFormat.registerFormat(format)
bodydata = GeomVertexData("body vertices", format, Geom.UHStatic)
self.barkTexture = loader.loadTexture("barkTexture.jpg")
treeNodePath = NodePath("Tree Holder")
makeFractalTree(bodydata, treeNodePath, LVector3(4, 4, 7))
treeNodePath.setTexture(self.barkTexture, 1)
treeNodePath.reparentTo(render)
self.accept("q", self.regenTree)
self.accept("w", self.addTree)
self.accept("arrow_up", self.upIterations)
self.accept("arrow_down", self.downIterations)
self.accept("arrow_right", self.upCopies)
self.accept("arrow_left", self.downCopies)
self.numIterations = 11
self.numCopies = 4
self.upDownEvent = OnscreenText(
text="Up/Down: Increase/Decrease the number of iterations (" + str(
self.numIterations) + ")",
parent=base.a2dTopLeft, align=TextNode.ALeft,
style=1, fg=(1, 1, 1, 1), pos=(0.06, -0.22),
scale=.05, mayChange=True)
self.leftRightEvent = OnscreenText(
text="Left/Right: Increase/Decrease branching (" + str(
self.numCopies) + ")",
parent=base.a2dTopLeft, align=TextNode.ALeft,
style=1, fg=(1, 1, 1, 1), pos=(0.06, -0.28),
scale=.05, mayChange=True)
def makeGeom(self, points, colors, sizes):
#format = GeomVertexFormat.getV3c4()
array = GeomVertexArrayFormat()
array.addColumn(InternalName.get_vertex(), 3, Geom.NTFloat32, Geom.CPoint)
array.addColumn(InternalName.get_color(), 4, Geom.NTFloat32, Geom.CColor)
array.addColumn(InternalName.get_size(), 1, Geom.NTFloat32, Geom.COther)
format = GeomVertexFormat()
format.addArray(array)
format = GeomVertexFormat.registerFormat(format)
vdata = GeomVertexData('vdata', format, Geom.UH_static)
vdata.unclean_set_num_rows(len(points))
self.vwriter = GeomVertexWriter(vdata, InternalName.get_vertex())
self.colorwriter = GeomVertexWriter(vdata, InternalName.get_color())
self.sizewriter = GeomVertexWriter(vdata, InternalName.get_size())
geompoints = GeomPoints(Geom.UH_static)
geompoints.reserve_num_vertices(len(points))
index = 0
for (point, color, size) in zip(points, colors, sizes):
self.vwriter.addData3f(*point)
self.colorwriter.addData4f(*color)
self.sizewriter.addData1f(size)
geompoints.addVertex(index)
#geompoints.closePrimitive()
index += 1
geom = Geom(vdata)
geom.addPrimitive(geompoints)
return geom
def __init__(self, base, obj, **kwargs):
super(GalaxyView, self).__init__(base, obj, **kwargs)
array = GeomVertexArrayFormat()
array.addColumn(InternalName.make('vertex'), 3, Geom.NTFloat32,
Geom.CPoint)
array.addColumn(InternalName.make('color'), 4, Geom.NTFloat32,
Geom.CColor)
array.addColumn(InternalName.make('size'), 1, Geom.NTFloat32,
Geom.COther)
gmformat = GeomVertexFormat()
gmformat.addArray(array)
gmformat = GeomVertexFormat.registerFormat(gmformat)
vdata = GeomVertexData('points', gmformat, Geom.UHDynamic)
vertex = GeomVertexWriter(vdata, 'vertex')
color = GeomVertexWriter(vdata, 'color')
size = GeomVertexWriter(vdata, 'size')
self.node = NodePath('galaxy')
self.node.reparentTo(self.base.render)
self.node.setTransparency(TransparencyAttrib.MAlpha)
lumsort = sorted([star.luminosity for star in self.obj.stars])
#highest_luminosity = lumsort[-1]
median_luminosity = lumsort[len(lumsort) / 2]
for star in self.obj.stars:
vertex.addData3f(star.galpos.x, star.galpos.y, star.galpos.z)
color.addData4f(star.red, star.green, star.blue, 1.0)
#size.addData1f(min(100, max(5, 10-star.magnitude/2)))
sizeval = 10 + log(star.luminosity)
size.addData1f(min(30, max(10, sizeval)))
prim = GeomPoints(Geom.UHStatic)
prim.addConsecutiveVertices(0, len(self.obj.stars))
prim.closePrimitive()
geom = Geom(vdata)
geom.addPrimitive(prim)
node = GeomNode('gnode')
node.addGeom(geom)
galaxy_node = self.node.attachNewNode(node)
galaxy_node.setRenderModeThickness(1)
ts = TextureStage.getDefault() #TextureStage('ts')
#ts.setMode(TextureStage.MGlow)
galaxy_node.setTexGen(ts, TexGenAttrib.MPointSprite)
galaxy_node.setTexture(
ts, self.base.loader.loadTexture('texture/flare.png'))
#galaxy_node.setRenderModePerspective(True)
galaxy_node.setBin("unsorted", 1)
galaxy_node.setDepthWrite(0)
galaxy_node.setTransparency(1)
self.setup_glow_shader()
"""
def get_render_mesh(self):
array = GeomVertexArrayFormat()
array.addColumn("vertex", 3, Geom.NTFloat32, Geom.CPoint)
array.addColumn("barycenter", 3, Geom.NTFloat32, Geom.CPoint)
vertex_format = GeomVertexFormat()
vertex_format.addArray(array)
vertex_format = GeomVertexFormat.registerFormat(vertex_format)
v_data = GeomVertexData('mesh', vertex_format, Geom.UHStatic)
v_data.setNumRows(len(self.nodes))
vertex = GeomVertexWriter(v_data, 'vertex')
barycenter = GeomVertexWriter(v_data, 'barycenter')
prim = GeomTriangles(Geom.UHStatic)
vertex_id = 0
for elem in self.elements:
def node_coords(e, i): return self.nodes[e.nodes[i]].coordinate
vertex.addData3(node_coords(elem, 0).x, node_coords(elem, 0).y, 0)
vertex.addData3(node_coords(elem, 1).x, node_coords(elem, 1).y, 0)
vertex.addData3(node_coords(elem, 2).x, node_coords(elem, 2).y, 0)
barycenter.addData3(1, 0, 0)
barycenter.addData3(0, 1, 0)
barycenter.addData3(0, 0, 1)
prim.addVertices(vertex_id, vertex_id + 1, vertex_id + 2)
vertex_id += 3
vertex.addData3(node_coords(elem, 2).x, node_coords(elem, 2).y, 0)
vertex.addData3(node_coords(elem, 3).x, node_coords(elem, 3).y, 0)
vertex.addData3(node_coords(elem, 0).x, node_coords(elem, 0).y, 0)
barycenter.addData3(1, 0, 0)
barycenter.addData3(0, 1, 0)
barycenter.addData3(0, 0, 1)
prim.addVertices(vertex_id, vertex_id + 1, vertex_id + 2)
vertex_id += 3
geom = Geom(v_data)
geom.addPrimitive(prim)
return geom
def getNodeFromController(controller, controlled_prim):
if type(controlled_prim) is collada.controller.BoundSkinPrimitive:
ch = Character('simplechar')
bundle = ch.getBundle(0)
skeleton = PartGroup(bundle, '<skeleton>')
character_joints = {}
for (name, joint_matrix) in controller.joint_matrices.iteritems():
joint_matrix.shape = (-1)
character_joints[name] = CharacterJoint(ch, bundle, skeleton, name,
Mat4(*joint_matrix))
tbtable = TransformBlendTable()
for influence in controller.index:
blend = TransformBlend()
for (joint_index, weight_index) in influence:
char_joint = character_joints[controller.getJoint(joint_index)]
weight = controller.getWeight(weight_index)[0]
blend.addTransform(JointVertexTransform(char_joint), weight)
tbtable.addBlend(blend)
array = GeomVertexArrayFormat()
array.addColumn(InternalName.make('vertex'), 3, Geom.NTFloat32,
Geom.CPoint)
array.addColumn(InternalName.make('normal'), 3, Geom.NTFloat32,
Geom.CPoint)
array.addColumn(InternalName.make('texcoord'), 2, Geom.NTFloat32,
Geom.CTexcoord)
blendarr = GeomVertexArrayFormat()
blendarr.addColumn(InternalName.make('transform_blend'), 1,
Geom.NTUint16, Geom.CIndex)
format = GeomVertexFormat()
format.addArray(array)
format.addArray(blendarr)
aspec = GeomVertexAnimationSpec()
aspec.setPanda()
format.setAnimation(aspec)
format = GeomVertexFormat.registerFormat(format)
dataname = controller.id + '-' + controlled_prim.primitive.material.id
vdata = GeomVertexData(dataname, format, Geom.UHStatic)
vertex = GeomVertexWriter(vdata, 'vertex')
normal = GeomVertexWriter(vdata, 'normal')
texcoord = GeomVertexWriter(vdata, 'texcoord')
transform = GeomVertexWriter(vdata, 'transform_blend')
numtris = 0
if type(controlled_prim.primitive) is collada.polylist.BoundPolylist:
for poly in controlled_prim.primitive.polygons():
for tri in poly.triangles():
for tri_pt in range(3):
vertex.addData3f(tri.vertices[tri_pt][0],
tri.vertices[tri_pt][1],
tri.vertices[tri_pt][2])
normal.addData3f(tri.normals[tri_pt][0],
tri.normals[tri_pt][1],
tri.normals[tri_pt][2])
if len(controlled_prim.primitive._texcoordset) > 0:
texcoord.addData2f(tri.texcoords[0][tri_pt][0],
tri.texcoords[0][tri_pt][1])
transform.addData1i(tri.indices[tri_pt])
numtris += 1
elif type(controlled_prim.primitive
) is collada.triangleset.BoundTriangleSet:
for tri in controlled_prim.primitive.triangles():
for tri_pt in range(3):
vertex.addData3f(tri.vertices[tri_pt][0],
tri.vertices[tri_pt][1],
tri.vertices[tri_pt][2])
normal.addData3f(tri.normals[tri_pt][0],
tri.normals[tri_pt][1],
tri.normals[tri_pt][2])
if len(controlled_prim.primitive._texcoordset) > 0:
texcoord.addData2f(tri.texcoords[0][tri_pt][0],
tri.texcoords[0][tri_pt][1])
transform.addData1i(tri.indices[tri_pt])
numtris += 1
tbtable.setRows(SparseArray.lowerOn(vdata.getNumRows()))
gprim = GeomTriangles(Geom.UHStatic)
for i in range(numtris):
gprim.addVertices(i * 3, i * 3 + 1, i * 3 + 2)
gprim.closePrimitive()
pgeom = Geom(vdata)
pgeom.addPrimitive(gprim)
render_state = getStateFromMaterial(controlled_prim.primitive.material)
control_node = GeomNode("ctrlnode")
control_node.addGeom(pgeom, render_state)
ch.addChild(control_node)
bundle = AnimBundle('simplechar', 5.0, 2)
skeleton = AnimGroup(bundle, '<skeleton>')
root = AnimChannelMatrixXfmTable(skeleton, 'root')
#hjoint = AnimChannelMatrixXfmTable(root, 'joint1')
#table = [10, 11, 12, 13, 14, 15, 14, 13, 12, 11]
#data = PTAFloat.emptyArray(len(table))
#for i in range(len(table)):
# data.setElement(i, table[i])
#hjoint.setTable(ord('i'), CPTAFloat(data))
#vjoint = AnimChannelMatrixXfmTable(hjoint, 'joint2')
#table = [10, 9, 8, 7, 6, 5, 6, 7, 8, 9]
#data = PTAFloat.emptyArray(len(table))
#for i in range(len(table)):
# data.setElement(i, table[i])
#vjoint.setTable(ord('j'), CPTAFloat(data))
wiggle = AnimBundleNode('wiggle', bundle)
np = NodePath(ch)
anim = NodePath(wiggle)
a = Actor(np, {'simplechar': anim})
a.loop('simplechar')
return a
#a.setPos(0, 0, 0)
else:
raise Exception("Error: unsupported controller type")
def getVertexData(vertex,
vertex_index,
normal=None,
normal_index=None,
texcoordset=(),
texcoord_indexset=(),
textangentset=(),
textangent_indexset=(),
texbinormalset=(),
texbinormal_indexset=()):
format = GeomVertexFormat()
formatArray = GeomVertexArrayFormat()
indices2stack = [vertex_index.reshape(-1, 1)]
alldata = [vertex]
formatArray.addColumn(InternalName.make("vertex"), 3, Geom.NTFloat32,
Geom.CPoint)
if normal is not None:
indices2stack.append(normal_index.reshape(-1, 1))
alldata.append(collada.util.normalize_v3(numpy.copy(normal)))
formatArray.addColumn(InternalName.make("normal"), 3, Geom.NTFloat32,
Geom.CVector)
if len(texcoordset) > 0:
indices2stack.append(texcoord_indexset[0].reshape(-1, 1))
alldata.append(texcoordset[0])
formatArray.addColumn(InternalName.make("texcoord"), 2, Geom.NTFloat32,
Geom.CTexcoord)
if len(textangentset) > 0:
indices2stack.append(textangent_indexset[0].reshape(-1, 1))
alldata.append(textangentset[0])
formatArray.addColumn(InternalName.make("tangent"), 3, Geom.NTFloat32,
Geom.CVector)
if len(texbinormalset) > 0:
indices2stack.append(texbinormal_indexset[0].reshape(-1, 1))
alldata.append(texbinormalset[0])
formatArray.addColumn(InternalName.make("binormal"), 3, Geom.NTFloat32,
Geom.CVector)
#have to flatten and reshape like this so that it's contiguous
stacked_indices = numpy.hstack(indices2stack).flatten().reshape(
(-1, len(indices2stack)))
#index_map - maps each unique value back to a location in the original array it came from
# eg. stacked_indices[index_map] == unique_stacked_indices
#inverse_map - maps original array locations to their location in the unique array
# e.g. unique_stacked_indices[inverse_map] == stacked_indices
unique_stacked_indices, index_map, inverse_map = numpy.unique(
stacked_indices.view([('', stacked_indices.dtype)] *
stacked_indices.shape[1]),
return_index=True,
return_inverse=True)
unique_stacked_indices = unique_stacked_indices.view(
stacked_indices.dtype).reshape(-1, stacked_indices.shape[1])
#unique returns as int64, so cast back
index_map = numpy.cast['uint32'](index_map)
inverse_map = numpy.cast['uint32'](inverse_map)
#sort the index map to get a list of the index of the first time each value was encountered
sorted_map = numpy.cast['uint32'](numpy.argsort(index_map))
#since we're sorting the unique values, we have to map the inverse_map to the new index locations
backwards_map = numpy.zeros_like(sorted_map)
backwards_map[sorted_map] = numpy.arange(len(sorted_map),
dtype=numpy.uint32)
#now this is the new unique values and their indices
unique_stacked_indices = unique_stacked_indices[sorted_map]
inverse_map = backwards_map[inverse_map]
#combine the unique stacked indices into unique stacked data
data2stack = []
for idx, data in enumerate(alldata):
data2stack.append(data[unique_stacked_indices[:, idx]])
unique_stacked_data = numpy.hstack(data2stack).flatten()
unique_stacked_data.shape = (-1)
all_data = unique_stacked_data.tostring()
format.addArray(formatArray)
format = GeomVertexFormat.registerFormat(format)
vdata = GeomVertexData("dataname", format, Geom.UHStatic)
arr = GeomVertexArrayData(format.getArray(0), GeomEnums.UHStream)
datahandle = arr.modifyHandle()
datahandle.setData(all_data)
all_data = None
vdata.setArray(0, arr)
datahandle = None
arr = None
indexFormat = GeomVertexArrayFormat()
indexFormat.addColumn(InternalName.make("index"), 1, Geom.NTUint32,
Geom.CIndex)
indexFormat = GeomVertexArrayFormat.registerFormat(indexFormat)
indexArray = GeomVertexArrayData(indexFormat, GeomEnums.UHStream)
indexHandle = indexArray.modifyHandle()
indexData = inverse_map.tostring()
indexHandle.setData(indexData)
return vdata, indexArray
def __generate_Vformats(self):
vformat_dict = {}
# Simple.
array = GeomVertexArrayFormat()
array.addColumn(InternalName.make("vertex"), 3, Geom.NTFloat32,
Geom.CPoint)
vformat = GeomVertexFormat()
vformat.addArray(array)
vformat_dict['simp'] = GeomVertexFormat.registerFormat(vformat)
# Low.
array = GeomVertexArrayFormat()
array.addColumn(InternalName.make("vertex"), 3, Geom.NTFloat32,
Geom.CPoint)
array.addColumn(InternalName.make("color"), 4, Geom.NTFloat32,
Geom.CColor)
vformat = GeomVertexFormat()
vformat.addArray(array)
vformat_dict['low'] = GeomVertexFormat.registerFormat(vformat)
# Mid.
array = GeomVertexArrayFormat()
array.addColumn(InternalName.make("vertex"), 3, Geom.NTFloat32,
Geom.CPoint)
array.addColumn(InternalName.make("mapcoord"), 2, Geom.NTFloat32,
Geom.CTexcoord)
vformat = GeomVertexFormat()
vformat.addArray(array)
vformat_dict['mid'] = GeomVertexFormat.registerFormat(vformat)
# High (patches).
array = GeomVertexArrayFormat()
array.addColumn(InternalName.make("vertex"), 3, Geom.NTFloat32,
Geom.CPoint)
array.addColumn(InternalName.make("mapcoord"), 2, Geom.NTFloat32,
Geom.CTexcoord)
array.addColumn(InternalName.make("texcoord"), 2, Geom.NTFloat32,
Geom.CTexcoord)
vformat = GeomVertexFormat()
vformat.addArray(array)
vformat_dict['high'] = GeomVertexFormat.registerFormat(vformat)
return vformat_dict
def add_button(self, text, label_id, pos_x, pos_y, width=0.0, hight=0.1):
if width == 0.0:
for c in range(len(text)/2):
width += 0.08
ls = LineSegs("lines")
ls.setColor(0,1,0,1)
ls.drawTo(-width/2, 0, hight/2)
ls.drawTo(width/2, 0, hight/2)
ls.drawTo(width/2, 0,-hight/2)
ls.drawTo(-width/2, 0,-hight/2)
ls.drawTo(-width/2, 0, hight/2)
border = ls.create(False)
border.setTag('back_ground', '1')
array = GeomVertexArrayFormat()
array.addColumn("vertex", 4, Geom.NTFloat32, Geom.CPoint)
arr_format = GeomVertexFormat()
arr_format.addArray(array)
arr_format = GeomVertexFormat.registerFormat(arr_format)
vdata = GeomVertexData('fill', arr_format, Geom.UHStatic)
vdata.setNumRows(4)
vertex = GeomVertexWriter(vdata, 'vertex')
vertex.addData3f(-width/2, 0, hight/2)
vertex.addData3f(width/2, 0, hight/2)
vertex.addData3f(-width/2, 0,-hight/2)
vertex.addData3f(width/2, 0,-hight/2)
prim = GeomTristrips(Geom.UHStatic)
prim.addVertex(0)
prim.addVertex(1)
prim.addVertex(2)
prim.addVertex(3)
geom = Geom(vdata)
geom.addPrimitive(prim)
node = GeomNode('gnode')
node.addGeom(geom)
nodePath = NodePath("button")
nodePath.attachNewNode(node)
nodePath.setPos(0,0,0)
nodePath.setTag('button', '1')
nodePath.setBin("unsorted", 0)
nodePath.setDepthTest(False)
nodePath.setColor(0,0,0,1)
nodePath.attachNewNode(border)
nodePath1 = NodePath("button")
nodePath1.attachNewNode(node)
nodePath1.setPos(0,0,0)
nodePath1.setTag('button1', '1')
nodePath1.setBin("unsorted", 0)
nodePath1.setDepthTest(False)
nodePath1.setColor(0,1,0,1)
nodePath1.attachNewNode(border)
button=DirectFrame(
enableEdit=1,
text=text,
geom=nodePath,
text_scale=0.05,
text_fg=(0,1,0,1),
borderWidth=(1,1),
relief = None,
text_pos=(0,-0.01,0),
textMayChange=1,
state=DGG.NORMAL,
parent=aspect2d
)
button.setPos(pos_x,0,pos_y)
button.bind(DGG.B1PRESS, button_click, [button])
button.bind(DGG.WITHIN, button_hover, [button])
button.bind(DGG.WITHOUT, button_no_hover, [button])
# button.resetFrameSize()
# self.button.bind(DGG.WITHIN, self.onMouseHoverInFunction, [button, some_value1])
defines.ENTITIES[defines.ENTITY_ID] = {'CATEGORY':'button', 'BUTTON':button, 'NODE':nodePath, 'LABEL':label_id,'STATUS': 0}
defines.ENTITY_ID += 1
def __generate_Vformats(self):
vformat_dict = {}
# Simple.
array = GeomVertexArrayFormat()
array.addColumn(InternalName.make("vertex"), 3, Geom.NTFloat32, Geom.CPoint)
vformat = GeomVertexFormat()
vformat.addArray(array)
vformat_dict['simp'] = GeomVertexFormat.registerFormat(vformat)
# Low.
array = GeomVertexArrayFormat()
array.addColumn(InternalName.make("vertex"), 3, Geom.NTFloat32, Geom.CPoint)
array.addColumn(InternalName.make("color"), 4, Geom.NTFloat32, Geom.CColor)
vformat = GeomVertexFormat()
vformat.addArray(array)
vformat_dict['low'] = GeomVertexFormat.registerFormat(vformat)
# Mid.
array = GeomVertexArrayFormat()
array.addColumn(InternalName.make("vertex"), 3, Geom.NTFloat32, Geom.CPoint)
array.addColumn(InternalName.make("mapcoord"), 2, Geom.NTFloat32, Geom.CTexcoord)
vformat = GeomVertexFormat()
vformat.addArray(array)
vformat_dict['mid'] = GeomVertexFormat.registerFormat(vformat)
# High (patches).
array = GeomVertexArrayFormat()
array.addColumn(InternalName.make("vertex"), 3, Geom.NTFloat32, Geom.CPoint)
array.addColumn(InternalName.make("mapcoord"), 2, Geom.NTFloat32, Geom.CTexcoord)
array.addColumn(InternalName.make("texcoord"), 2, Geom.NTFloat32, Geom.CTexcoord)
vformat = GeomVertexFormat()
vformat.addArray(array)
vformat_dict['high'] = GeomVertexFormat.registerFormat(vformat)
return vformat_dict
def __init__(self, size, pos, depth, mask, spec = WaterSpec()):
NodePath.__init__(self, 'waterNode')
self.setPos(pos)
self.spec = spec
self.pos = pos
self.depth = depth
self.size = size
self.mask = mask
self.height = pos[2]
normal = (0, 0, 1)
tangent = (normal[0], normal[2], -normal[1])
binormal = (normal[2], normal[1], -normal[0])
# Build array for new format.
array = GeomVertexArrayFormat()
array.addColumn(InternalName.make('vertex'), 3, Geom.NTFloat32, Geom.CPoint)
array.addColumn(InternalName.make('texcoord'), 2, Geom.NTFloat32, Geom.CTexcoord)
array.addColumn(InternalName.make('normal'), 3, Geom.NTFloat32, Geom.CVector)
array.addColumn(InternalName.make('binormal'), 3, Geom.NTFloat32, Geom.CVector)
array.addColumn(InternalName.make('tangent'), 3, Geom.NTFloat32, Geom.CVector)
# Create and register format.
format = GeomVertexFormat()
format.addArray(array)
format = GeomVertexFormat.registerFormat(format)
vdata = GeomVertexData('waterPlanes', format, Geom.UHStatic)
vdata.setNumRows(4)
vtxWriter = GeomVertexWriter(vdata, 'vertex')
tcWriter = GeomVertexWriter(vdata, 'texcoord')
tnWriter = GeomVertexWriter(vdata, 'tangent')
bnWriter = GeomVertexWriter(vdata, 'binormal')
normWriter = GeomVertexWriter(vdata, 'normal')
# top left corner
vtxWriter.addData3f(size[0], size[3], 0)
tcWriter.addData2f(0, 1)
normWriter.addData3f(*normal)
tnWriter.addData3f(*tangent)
bnWriter.addData3f(*binormal)
# bottom left corner
vtxWriter.addData3f(size[0], size[2], 0)
tcWriter.addData2f(0, 0)
normWriter.addData3f(*normal)
tnWriter.addData3f(*tangent)
bnWriter.addData3f(*binormal)
# top right corner
vtxWriter.addData3f(size[1], size[3], 0)
tcWriter.addData2f(1, 1)
normWriter.addData3f(*normal)
tnWriter.addData3f(*tangent)
bnWriter.addData3f(*binormal)
# bottom right corner
vtxWriter.addData3f(size[1], size[2], 0)
tcWriter.addData2f(1, 0)
normWriter.addData3f(*normal)
tnWriter.addData3f(*tangent)
bnWriter.addData3f(*binormal)
topTris = GeomTriangles(Geom.UHStatic)
topTris.addVertices(0, 1, 2)
topTris.addVertices(3, 2, 1)
topGeom = Geom(vdata)
topGeom.addPrimitive(topTris)
self.topNP = self.attachNewNode(GeomNode('waterTop'))
self.topNP.node().addGeom(topGeom)
# Reverse the winding for the bottom water plane
botTris = GeomTriangles(Geom.UHStatic)
botTris.addVertices(2, 1, 0)
botTris.addVertices(1, 2, 3)
botGeom = Geom(vdata)
botGeom.addPrimitive(botTris)
self.botNP = self.attachNewNode(GeomNode('waterBot'))
self.botNP.node().addGeom(botGeom)
# Create an AABB which defines the volume of this water.
self.aabb = BoundingBox(Point3(size[0], size[2], -depth), Point3(size[1], size[3], 0))
self.aabb.xform(self.getMat(render))
self.cubemap = base.bspLoader.getClosestCubemapTexture(self.getPos(render))
self.dudvFrame = 0
def makeVertexFormat(color = True, normal = False, texcoord = False, tan_binorm = False):
myArray = GeomVertexArrayFormat()
myArray.addColumn(InternalName.make('vertex'), 3, Geom.NTFloat32, Geom.CPoint)
if color:
myArray.addColumn(InternalName.make('color'), 4, Geom.NTFloat32, Geom.CColor)
if normal:
myArray.addColumn(InternalName.make('normal'), 3, Geom.NTFloat32, Geom.CVector)
if texcoord:
myArray.addColumn(InternalName.make('texcoord'), 2, Geom.NTFloat32, Geom.CTexcoord)
if tan_binorm:
myArray.addColumn(InternalName.make('tangent'), 3, Geom.NTFloat32, Geom.CVector)
myArray.addColumn(InternalName.make('binormal'), 3, Geom.NTFloat32, Geom.CVector)
myFormat = GeomVertexFormat()
myFormat.addArray(myArray)
myFormat = GeomVertexFormat.registerFormat(myFormat)
return myFormat
def empty_geom(prefix,
nb_data,
nb_vertices,
points=False,
normal=True,
texture=True,
color=False,
tanbin=False):
array = GeomVertexArrayFormat()
array.addColumn(InternalName.make('vertex'), 3, Geom.NTFloat32,
Geom.CPoint)
if color:
array.addColumn(InternalName.make('color'), 4, Geom.NTFloat32,
Geom.CColor)
if texture:
array.addColumn(InternalName.make('texcoord'), 2, Geom.NTFloat32,
Geom.CTexcoord)
if normal:
array.addColumn(InternalName.make('normal'), 3, Geom.NTFloat32,
Geom.CVector)
if tanbin:
array.addColumn(InternalName.make('binormal'), 3, Geom.NTFloat32,
Geom.CVector)
array.addColumn(InternalName.make('tangent'), 3, Geom.NTFloat32,
Geom.CVector)
format = GeomVertexFormat()
format.addArray(array)
format = GeomVertexFormat.registerFormat(format)
gvd = GeomVertexData('gvd', format, Geom.UHStatic)
if nb_data != 0:
gvd.unclean_set_num_rows(nb_data)
geom = Geom(gvd)
gvw = GeomVertexWriter(gvd, 'vertex')
if color:
gcw = GeomVertexWriter(gvd, 'color')
else:
gcw = None
if texture:
gtw = GeomVertexWriter(gvd, 'texcoord')
else:
gtw = None
if normal:
gnw = GeomVertexWriter(gvd, 'normal')
else:
gnw = None
if tanbin:
gtanw = GeomVertexWriter(gvd, 'tangent')
gbiw = GeomVertexWriter(gvd, 'binormal')
else:
gtanw = None
gbiw = None
if points:
prim = GeomPoints(Geom.UHStatic)
else:
prim = GeomTriangles(Geom.UHStatic)
if nb_vertices != 0:
prim.reserve_num_vertices(nb_vertices)
return (gvw, gcw, gtw, gnw, gtanw, gbiw, prim, geom)
from panda3d.core import Material, NodePath, PerlinNoise3, PNMImage, Point3
from panda3d.core import Shader, Texture, TextureStage
from panda3d.core import VBase4, Vec3
from utils import convertToPatches, shape_generator_advanced
#you cant normalize in-place so this is a helper function
def normalize(vec):
vec.normalize()
return vec
# Build array for new format.
array = GeomVertexArrayFormat()
array.addColumn(InternalName.make(b'vertex'), 3, Geom.NTFloat32, Geom.CPoint)
array.addColumn(InternalName.make(b'texcoord'), 2, Geom.NTFloat32, Geom.CTexcoord)
array.addColumn(InternalName.make(b'normal'), 3, Geom.NTFloat32, Geom.CVector)
array.addColumn(InternalName.make(b'binormal'), 3, Geom.NTFloat32, Geom.CVector)
array.addColumn(InternalName.make(b'tangent'), 3, Geom.NTFloat32, Geom.CVector)
# Create and register format.
format = GeomVertexFormat()
format.addArray(array)
format = GeomVertexFormat.registerFormat(format)
def frange(start, stop, step):
r = start
while r < stop:
yield r
def sample(self, segs, wrap_x=False, wrap_y=False, two_sided=False):
self.comp_env.reset()
x_segs, y_segs = segs
array = GeomVertexArrayFormat()
for column_name, column_func in self.comp_env.funcs.items():
dtype = column_func.dtype_out
if issubclass(dtype, Vec2):
col_type = 2
elif issubclass(dtype, Vec3):
col_type = 3
elif issubclass(dtype, Vec4):
col_type = 4
array.addColumn(
column_name,
col_type,
Geom.NTFloat32,
Geom.CPoint,
)
vformat = GeomVertexFormat()
vformat.addArray(array)
vformat = GeomVertexFormat.registerFormat(vformat)
vdata = GeomVertexData("Data", vformat, Geom.UHDynamic)
columns = {}
for column_name in self.comp_env.outputs:
columns[column_name] = GeomVertexWriter(vdata, column_name)
geom = Geom(vdata)
# Vertices
x_vertices = x_segs + 1
y_vertices = y_segs + 1
if wrap_x:
x_vertices -= 1
if wrap_y:
y_vertices -= 1
for x in range(x_vertices):
for y in range(y_vertices):
x_norm = float(x) / float(x_segs)
y_norm = float(y) / float(y_segs)
self.comp_env.set_value('xy', Vec2(x_norm, y_norm))
self.comp_env.compute()
for column_name in self.comp_env.outputs:
writer = columns[column_name]
dtype = self.comp_env.funcs[column_name].dtype_out
data = self.comp_env.values[column_name]
if issubclass(dtype, Vec2):
writer.addData2f(data)
elif issubclass(dtype, Vec3):
writer.addData3f(data)
elif issubclass(dtype, Vec4):
writer.addData4f(data)
# Triangles
tris = GeomTriangles(Geom.UHStatic)
for x in range(x_segs):
for y in range(y_segs):
# v1 v3
#
# v0 v2
v_0 = x * y_vertices + y
v_1 = x * y_vertices + y + 1
v_2 = (x + 1) * y_vertices + y
v_3 = (x + 1) * y_vertices + y + 1
if wrap_x and x == x_segs - 1:
v_2 = y
v_3 = y + 1
if wrap_y and y == y_segs - 1:
v_1 = x * y_vertices
v_3 = (x + 1) * y_vertices
if wrap_x and x == x_segs - 1 and wrap_y and y == y_segs - 1:
v_3 = 0
tris.addVertices(v_0, v_2, v_3)
tris.addVertices(v_0, v_3, v_1)
if two_sided:
tris.addVertices(v_0, v_3, v_2)
tris.addVertices(v_0, v_1, v_3)
tris.closePrimitive()
geom.addPrimitive(tris)
node = GeomNode('geom_node')
node.addGeom(geom)
return node
def getVertexData(vertex, vertex_index, normal=None, normal_index=None,
texcoordset=(), texcoord_indexset=(),
textangentset=(), textangent_indexset=(),
texbinormalset=(), texbinormal_indexset=()):
format = GeomVertexFormat()
formatArray = GeomVertexArrayFormat()
indices2stack = [vertex_index.reshape(-1, 1)]
alldata = [vertex]
formatArray.addColumn(InternalName.make("vertex"), 3, Geom.NTFloat32, Geom.CPoint)
if normal is not None:
indices2stack.append(normal_index.reshape(-1, 1))
alldata.append(collada.util.normalize_v3(numpy.copy(normal)))
formatArray.addColumn(InternalName.make("normal"), 3, Geom.NTFloat32, Geom.CVector)
if len(texcoordset) > 0:
indices2stack.append(texcoord_indexset[0].reshape(-1, 1))
alldata.append(texcoordset[0])
formatArray.addColumn(InternalName.make("texcoord"), 2, Geom.NTFloat32, Geom.CTexcoord)
if len(textangentset) > 0:
indices2stack.append(textangent_indexset[0].reshape(-1, 1))
alldata.append(textangentset[0])
formatArray.addColumn(InternalName.make("tangent"), 3, Geom.NTFloat32, Geom.CVector)
if len(texbinormalset) > 0:
indices2stack.append(texbinormal_indexset[0].reshape(-1, 1))
alldata.append(texbinormalset[0])
formatArray.addColumn(InternalName.make("binormal"), 3, Geom.NTFloat32, Geom.CVector)
#have to flatten and reshape like this so that it's contiguous
stacked_indices = numpy.hstack(indices2stack).flatten().reshape((-1, len(indices2stack)))
#index_map - maps each unique value back to a location in the original array it came from
# eg. stacked_indices[index_map] == unique_stacked_indices
#inverse_map - maps original array locations to their location in the unique array
# e.g. unique_stacked_indices[inverse_map] == stacked_indices
unique_stacked_indices, index_map, inverse_map = numpy.unique(stacked_indices.view([('',stacked_indices.dtype)]*stacked_indices.shape[1]), return_index=True, return_inverse=True)
unique_stacked_indices = unique_stacked_indices.view(stacked_indices.dtype).reshape(-1,stacked_indices.shape[1])
#unique returns as int64, so cast back
index_map = numpy.cast['uint32'](index_map)
inverse_map = numpy.cast['uint32'](inverse_map)
#sort the index map to get a list of the index of the first time each value was encountered
sorted_map = numpy.cast['uint32'](numpy.argsort(index_map))
#since we're sorting the unique values, we have to map the inverse_map to the new index locations
backwards_map = numpy.zeros_like(sorted_map)
backwards_map[sorted_map] = numpy.arange(len(sorted_map), dtype=numpy.uint32)
#now this is the new unique values and their indices
unique_stacked_indices = unique_stacked_indices[sorted_map]
inverse_map = backwards_map[inverse_map]
#combine the unique stacked indices into unique stacked data
data2stack = []
for idx, data in enumerate(alldata):
data2stack.append(data[unique_stacked_indices[:,idx]])
unique_stacked_data = numpy.hstack(data2stack).flatten()
unique_stacked_data.shape = (-1)
all_data = unique_stacked_data.tostring()
format.addArray(formatArray)
format = GeomVertexFormat.registerFormat(format)
vdata = GeomVertexData("dataname", format, Geom.UHStatic)
arr = GeomVertexArrayData(format.getArray(0), GeomEnums.UHStream)
datahandle = arr.modifyHandle()
datahandle.setData(all_data)
all_data = None
vdata.setArray(0, arr)
datahandle = None
arr = None
indexFormat = GeomVertexArrayFormat()
indexFormat.addColumn(InternalName.make("index"), 1, Geom.NTUint32, Geom.CIndex)
indexFormat = GeomVertexArrayFormat.registerFormat(indexFormat)
indexArray = GeomVertexArrayData(indexFormat, GeomEnums.UHStream)
indexHandle = indexArray.modifyHandle()
indexData = inverse_map.tostring()
indexHandle.setData(indexData)
return vdata, indexArray
def build(self):
# http://www.panda3d.org/forums/viewtopic.php?t=11528
"""Create the geometry from the submitted arrays"""
verts = self.verts
polys = self.polys
self.geomnode = GeomNode('geometry')
self.color_lookup = []
if not self.vnorms:
self.getNormals()
if not self.uvs:
self.getUVMapping()
if self.use_tangents:
self.getTangents()
# Build array for new format.
array = GeomVertexArrayFormat()
array.addColumn(InternalName.make(b'vertex'), 3, Geom.NTFloat32, Geom.CPoint)
array.addColumn(InternalName.make(b'texcoord'), 2, Geom.NTFloat32, Geom.CTexcoord)
array.addColumn(InternalName.make(b'normal'), 3, Geom.NTFloat32, Geom.CVector)
if self.use_tangents:
array.addColumn(InternalName.make(b'binormal'), 3, Geom.NTFloat32, Geom.CVector)
array.addColumn(InternalName.make(b'tangent'), 3, Geom.NTFloat32, Geom.CVector)
# Create and register format.
format = GeomVertexFormat()
format.addArray(array)
format = GeomVertexFormat.registerFormat(format)
geoms = []
for i in range(len(self.colors)):
vdata = GeomVertexData('ngon', format, Geom.UHStatic)
geom = Geom(vdata)
tri = GeomTriangles(Geom.UHStatic)
vertex = GeomVertexWriter(vdata, b'vertex')
normal = GeomVertexWriter(vdata, b'normal')
texcoord = GeomVertexWriter(vdata, b'texcoord')
geoms.append({'geom':geom,
'tri':tri,
'vertex':vertex,
'texcoord':texcoord,
'normal':normal,
'index':0,
'vdata':vdata,
'color':i})
if self.use_tangents:
tangent = GeomVertexWriter(vdata, b'tangent')
binormal = GeomVertexWriter(vdata, b'binormal')
geoms[i]['tangent'] = tangent
geoms[i]['binormal'] = binormal
for poly_index in range(len(polys)):
color_index = self.colors.index(self.mats[poly_index])
vertcount = geoms[color_index]['index']
p = polys[poly_index]
poly = [verts[i] for i in p]
uvs = self.uvs[poly_index]
norm = [self.vnorms[i] for i in p]
if self.use_tangents:
binorm = [self.binorms[i] for i in p]
tan = [self.tans[i] for i in p]
reindexed = [] # New vertex indices per-poly
for v in poly:
geoms[color_index]['vertex'].addData3f(v[0], v[1], v[2])
reindexed.append(vertcount)
vertcount += 1
geoms[color_index]['index'] = vertcount
for i in range(len(poly)):
geoms[color_index]['normal'].addData3f(Vec3(norm[i][0], norm[i][1], norm[i][2]))
if self.use_tangents:
geoms[color_index]['binormal'].addData3f(Vec3(binorm[i][0], binorm[i][1], binorm[i][2]))
geoms[color_index]['tangent'].addData3f(Vec3(tan[i][0], tan[i][1], tan[i][2]))
for tvert in uvs:
geoms[color_index]['texcoord'].addData2f(tvert[0], tvert[1])
triangulated = self.getFanning(reindexed) # Use new vertex indices
for tri_index in range(len(triangulated)):
t = triangulated[tri_index]
tri = geoms[color_index]['tri']
tri.addVertices(t[0], t[1], t[2])
for color_index in range(len(self.colors)):
geom = geoms[color_index]['geom']
tri = geoms[color_index]['tri']
tri.closePrimitive()
geom.addPrimitive(tri)
self.geomnode.addGeom(geom)
self.color_lookup.append(color_index)
def makeVertexFormat(color=True,
normal=False,
texcoord=False,
tan_binorm=False):
myArray = GeomVertexArrayFormat()
myArray.addColumn(InternalName.make('vertex'), 3, Geom.NTFloat32,
Geom.CPoint)
if color:
myArray.addColumn(InternalName.make('color'), 4, Geom.NTFloat32,
Geom.CColor)
if normal:
myArray.addColumn(InternalName.make('normal'), 3, Geom.NTFloat32,
Geom.CVector)
if texcoord:
myArray.addColumn(InternalName.make('texcoord'), 2, Geom.NTFloat32,
Geom.CTexcoord)
if tan_binorm:
myArray.addColumn(InternalName.make('tangent'), 3, Geom.NTFloat32,
Geom.CVector)
myArray.addColumn(InternalName.make('binormal'), 3, Geom.NTFloat32,
Geom.CVector)
myFormat = GeomVertexFormat()
myFormat.addArray(myArray)
myFormat = GeomVertexFormat.registerFormat(myFormat)
return myFormat
if not res.has_key(tree):
res[tree] = []
x = random.randint(sx, ex)
y = random.randint(sy, ey)
z = self.world.map3d[x, y]
if 0 < z < self.config.low_mount_level[1]:
res[tree].append((x, y, z))
self[item] = res
return res
# Shit for f*****g trees
formatArray = GeomVertexArrayFormat()
formatArray.addColumn(InternalName.make("drawFlag"), 1, Geom.NTUint8,
Geom.COther)
treeform = GeomVertexFormat(GeomVertexFormat.getV3n3cpt2())
treeform.addArray(formatArray)
treeform = GeomVertexFormat.registerFormat(treeform)
#this draws the body of the tree. This draws a ring of vertices and connects the rings with
#triangles to form the body.
#this keepDrawing paramter tells the function wheter or not we're at an end
#if the vertices before you were an end, dont draw branches to it
def draw_body(nodePath,
vdata,
pos,
vecList,
radius=1,
def add_button(self, text, label_id, pos_x, pos_y, width=0.0, hight=0.1):
if width == 0.0:
for c in range(len(text) / 2):
width += 0.08
ls = LineSegs("lines")
ls.setColor(0, 1, 0, 1)
ls.drawTo(-width / 2, 0, hight / 2)
ls.drawTo(width / 2, 0, hight / 2)
ls.drawTo(width / 2, 0, -hight / 2)
ls.drawTo(-width / 2, 0, -hight / 2)
ls.drawTo(-width / 2, 0, hight / 2)
border = ls.create(False)
border.setTag('back_ground', '1')
array = GeomVertexArrayFormat()
array.addColumn("vertex", 4, Geom.NTFloat32, Geom.CPoint)
arr_format = GeomVertexFormat()
arr_format.addArray(array)
arr_format = GeomVertexFormat.registerFormat(arr_format)
vdata = GeomVertexData('fill', arr_format, Geom.UHStatic)
vdata.setNumRows(4)
vertex = GeomVertexWriter(vdata, 'vertex')
vertex.addData3f(-width / 2, 0, hight / 2)
vertex.addData3f(width / 2, 0, hight / 2)
vertex.addData3f(-width / 2, 0, -hight / 2)
vertex.addData3f(width / 2, 0, -hight / 2)
prim = GeomTristrips(Geom.UHStatic)
prim.addVertex(0)
prim.addVertex(1)
prim.addVertex(2)
prim.addVertex(3)
geom = Geom(vdata)
geom.addPrimitive(prim)
node = GeomNode('gnode')
node.addGeom(geom)
nodePath = NodePath("button")
nodePath.attachNewNode(node)
nodePath.setPos(0, 0, 0)
nodePath.setTag('button', '1')
nodePath.setBin("unsorted", 0)
nodePath.setDepthTest(False)
nodePath.setColor(0, 0, 0, 1)
nodePath.attachNewNode(border)
nodePath1 = NodePath("button")
nodePath1.attachNewNode(node)
nodePath1.setPos(0, 0, 0)
nodePath1.setTag('button1', '1')
nodePath1.setBin("unsorted", 0)
nodePath1.setDepthTest(False)
nodePath1.setColor(0, 1, 0, 1)
nodePath1.attachNewNode(border)
button = DirectFrame(enableEdit=1,
text=text,
geom=nodePath,
text_scale=0.05,
text_fg=(0, 1, 0, 1),
borderWidth=(1, 1),
relief=None,
text_pos=(0, -0.01, 0),
textMayChange=1,
state=DGG.NORMAL,
parent=aspect2d)
button.setPos(pos_x, 0, pos_y)
button.bind(DGG.B1PRESS, button_click, [button])
button.bind(DGG.WITHIN, button_hover, [button])
button.bind(DGG.WITHOUT, button_no_hover, [button])
# button.resetFrameSize()
# self.button.bind(DGG.WITHIN, self.onMouseHoverInFunction, [button, some_value1])
defines.ENTITIES[defines.ENTITY_ID] = {
'CATEGORY': 'button',
'BUTTON': button,
'NODE': nodePath,
'LABEL': label_id,
'STATUS': 0
}
defines.ENTITY_ID += 1
if not res.has_key(tree):
res[tree] = []
x = random.randint(sx, ex)
y = random.randint(sy, ey)
z = self.world.map3d[x, y]
if 0 < z < self.config.low_mount_level[1]:
res[tree].append((x, y, z))
self[item] = res
return res
# Shit for f*****g trees
formatArray = GeomVertexArrayFormat()
formatArray.addColumn(InternalName.make("drawFlag"), 1, Geom.NTUint8, Geom.COther)
treeform = GeomVertexFormat(GeomVertexFormat.getV3n3cpt2())
treeform.addArray(formatArray)
treeform = GeomVertexFormat.registerFormat(treeform)
# this draws the body of the tree. This draws a ring of vertices and connects the rings with
# triangles to form the body.
# this keepDrawing paramter tells the function wheter or not we're at an end
# if the vertices before you were an end, dont draw branches to it
def draw_body(nodePath, vdata, pos, vecList, radius=1, keepDrawing=True, numVertices=3):
circleGeom = Geom(vdata)
vertWriter = GeomVertexWriter(vdata, "vertex")
def __init__(self,
__occupying_unit=None,
__occupiable=True,
x=0,
z=0,
r=5,
tag=0):
self.__occupying_unit = __occupying_unit
self.__occupiable = __occupiable
self.__r = r
self.__x = x
self.__z = z
self.__tag = tag
#Procedurally creating a hex!
geometry_array = GeomVertexArrayFormat()
geometry_array.addColumn(InternalName.make('vertex'), 3,
Geom.NTFloat32, Geom.CPoint)
geometry_array.addColumn(InternalName.make('normal'), 3,
Geom.NTFloat32, Geom.CPoint)
format = GeomVertexFormat()
format.addArray(geometry_array)
format = GeomVertexFormat.registerFormat(format)
self.__vdata = GeomVertexData('Hex', format, Geom.UHStatic)
self.__vertex = GeomVertexWriter(self.__vdata, 'vertex')
self.__normal = GeomVertexWriter(self.__vdata, 'normal')
#Vertex 1
self.__vertex.addData3f(self.__x, self.__z + self.__r, 0)
self.__normal.addData3f(1, 0, 0)
#Vertex 2
self.__vertex.addData3f(self.__x + self.__r * sin(pi / 3),
self.__z + self.__r * cos(pi / 3), 0)
self.__normal.addData3f(1, 0, 0)
#Vertex 3
self.__vertex.addData3f(self.__x + self.__r * sin(pi / 3),
self.__z - self.__r * cos(pi / 3), 0)
self.__normal.addData3f(1, 0, 0)
#Vertex 4
self.__vertex.addData3f(self.__x, self.__z - self.__r, 0)
self.__normal.addData3f(1, 0, 0)
#Vertex 5
self.__vertex.addData3f(self.__x - self.__r * sin(pi / 3),
self.__z - self.__r * cos(pi / 3), 0)
self.__normal.addData3f(1, 0, 0)
#Vertex 6
self.__vertex.addData3f(self.__x - self.__r * sin(pi / 3),
self.__z + self.__r * cos(pi / 3), 0)
self.__normal.addData3f(1, 0, 0)
self.__hex_primitive = GeomTrifans(Geom.UHStatic)
self.__hex_primitive.addVertices(5, 4)
self.__hex_primitive.addVertices(3, 2)
self.__hex_primitive.addVertices(1, 0)
self.__hex_primitive.closePrimitive()
self.__hex_geometry = Geom(self.__vdata)
self.__hex_geometry.addPrimitive(self.__hex_primitive)
self.__hex_node = GeomNode('HexNode')
self.__hex_node.addGeom(self.__hex_geometry)
nodePath = render.attachNewNode(self.__hex_node)
nodePath.setTag("hex", str(tag))
nodePath.node().setIntoCollideMask(BitMask32.bit(1))
nodePath.hide()
def __init__(self):
array_format = GeomVertexArrayFormat()
array_format.addColumn(
InternalName.make(ArrayFormatColunm.Vertex.value), 3,
Geom.NT_float32, Geom.C_point)
array_format.addColumn(
InternalName.make(ArrayFormatColunm.Color.value), 4, Geom.NT_uint8,
Geom.C_color)
array_format.addColumn(
InternalName.make(ArrayFormatColunm.Normal.value), 3,
Geom.NT_float32, Geom.C_normal)
array_format.addColumn(
InternalName.make(ArrayFormatColunm.Tangent.value), 3,
Geom.NT_float32, Geom.C_vector)
array_format.addColumn(
InternalName.make(ArrayFormatColunm.Binormal.value), 3,
Geom.NT_float32, Geom.C_vector)
array_format.addColumn(
InternalName.make(ArrayFormatColunm.UVMap.value), 2,
Geom.NT_float32, Geom.C_texcoord)
self.vertex_format = GeomVertexFormat()
self.vertex_format.addArray(array_format)
self.vertex_format = GeomVertexFormat.registerFormat(
self.vertex_format)
def getNodeFromController(controller, controlled_prim):
if type(controlled_prim) is collada.controller.BoundSkinPrimitive:
ch = Character('simplechar')
bundle = ch.getBundle(0)
skeleton = PartGroup(bundle, '<skeleton>')
character_joints = {}
for (name, joint_matrix) in controller.joint_matrices.iteritems():
joint_matrix.shape = (-1)
character_joints[name] = CharacterJoint(ch, bundle, skeleton, name, Mat4(*joint_matrix))
tbtable = TransformBlendTable()
for influence in controller.index:
blend = TransformBlend()
for (joint_index, weight_index) in influence:
char_joint = character_joints[controller.getJoint(joint_index)]
weight = controller.getWeight(weight_index)[0]
blend.addTransform(JointVertexTransform(char_joint), weight)
tbtable.addBlend(blend)
array = GeomVertexArrayFormat()
array.addColumn(InternalName.make('vertex'), 3, Geom.NTFloat32, Geom.CPoint)
array.addColumn(InternalName.make('normal'), 3, Geom.NTFloat32, Geom.CPoint)
array.addColumn(InternalName.make('texcoord'), 2, Geom.NTFloat32, Geom.CTexcoord)
blendarr = GeomVertexArrayFormat()
blendarr.addColumn(InternalName.make('transform_blend'), 1, Geom.NTUint16, Geom.CIndex)
format = GeomVertexFormat()
format.addArray(array)
format.addArray(blendarr)
aspec = GeomVertexAnimationSpec()
aspec.setPanda()
format.setAnimation(aspec)
format = GeomVertexFormat.registerFormat(format)
dataname = controller.id + '-' + controlled_prim.primitive.material.id
vdata = GeomVertexData(dataname, format, Geom.UHStatic)
vertex = GeomVertexWriter(vdata, 'vertex')
normal = GeomVertexWriter(vdata, 'normal')
texcoord = GeomVertexWriter(vdata, 'texcoord')
transform = GeomVertexWriter(vdata, 'transform_blend')
numtris = 0
if type(controlled_prim.primitive) is collada.polylist.BoundPolylist:
for poly in controlled_prim.primitive.polygons():
for tri in poly.triangles():
for tri_pt in range(3):
vertex.addData3f(tri.vertices[tri_pt][0], tri.vertices[tri_pt][1], tri.vertices[tri_pt][2])
normal.addData3f(tri.normals[tri_pt][0], tri.normals[tri_pt][1], tri.normals[tri_pt][2])
if len(controlled_prim.primitive._texcoordset) > 0:
texcoord.addData2f(tri.texcoords[0][tri_pt][0], tri.texcoords[0][tri_pt][1])
transform.addData1i(tri.indices[tri_pt])
numtris+=1
elif type(controlled_prim.primitive) is collada.triangleset.BoundTriangleSet:
for tri in controlled_prim.primitive.triangles():
for tri_pt in range(3):
vertex.addData3f(tri.vertices[tri_pt][0], tri.vertices[tri_pt][1], tri.vertices[tri_pt][2])
normal.addData3f(tri.normals[tri_pt][0], tri.normals[tri_pt][1], tri.normals[tri_pt][2])
if len(controlled_prim.primitive._texcoordset) > 0:
texcoord.addData2f(tri.texcoords[0][tri_pt][0], tri.texcoords[0][tri_pt][1])
transform.addData1i(tri.indices[tri_pt])
numtris+=1
tbtable.setRows(SparseArray.lowerOn(vdata.getNumRows()))
gprim = GeomTriangles(Geom.UHStatic)
for i in range(numtris):
gprim.addVertices(i*3, i*3+1, i*3+2)
gprim.closePrimitive()
pgeom = Geom(vdata)
pgeom.addPrimitive(gprim)
render_state = getStateFromMaterial(controlled_prim.primitive.material)
control_node = GeomNode("ctrlnode")
control_node.addGeom(pgeom, render_state)
ch.addChild(control_node)
bundle = AnimBundle('simplechar', 5.0, 2)
skeleton = AnimGroup(bundle, '<skeleton>')
root = AnimChannelMatrixXfmTable(skeleton, 'root')
#hjoint = AnimChannelMatrixXfmTable(root, 'joint1')
#table = [10, 11, 12, 13, 14, 15, 14, 13, 12, 11]
#data = PTAFloat.emptyArray(len(table))
#for i in range(len(table)):
# data.setElement(i, table[i])
#hjoint.setTable(ord('i'), CPTAFloat(data))
#vjoint = AnimChannelMatrixXfmTable(hjoint, 'joint2')
#table = [10, 9, 8, 7, 6, 5, 6, 7, 8, 9]
#data = PTAFloat.emptyArray(len(table))
#for i in range(len(table)):
# data.setElement(i, table[i])
#vjoint.setTable(ord('j'), CPTAFloat(data))
wiggle = AnimBundleNode('wiggle', bundle)
np = NodePath(ch)
anim = NodePath(wiggle)
a = Actor(np, {'simplechar' : anim})
a.loop('simplechar')
return a
#a.setPos(0, 0, 0)
else:
raise Exception("Error: unsupported controller type")
from opensimplex import OpenSimplex
from panda3d.core import (
Geom,
GeomLinesAdjacency,
GeomNode,
GeomVertexArrayFormat,
GeomVertexFormat,
GeomVertexData,
GeomVertexWriter,
)
from utils.colour import WHITE
from utils.math import *
array4 = GeomVertexArrayFormat()
array4.addColumn("vertex", 4, Geom.NTFloat32, Geom.COther)
array4.addColumn("normal", 4, Geom.NTFloat32, Geom.COther)
array4.addColumn("colour", 4, Geom.NTFloat32, Geom.CColor)
format4 = GeomVertexFormat()
format4.addArray(array4)
format4 = GeomVertexFormat.registerFormat(format4)
class Mesh4:
"""
Base class for meshes in R4.
Args:
vertices :: array_like (N,4)
A list of vertex positions in the mesh.