def makeGeom():
# Vertex data
fmt = GeomVertexFormat.getV3n3t2()
vdata = GeomVertexData('', fmt, Geom.UHStatic)
vertex = GeomVertexWriter(vdata, InternalName.getVertex())
normal = GeomVertexWriter(vdata, InternalName.getNormal())
texcoord = GeomVertexWriter(vdata, InternalName.getTexcoord())
for (x, y, z) in vertices:
vertex.addData3f(x, y, z)
normal.addData3f(0, 0, 0)
# Privitive
prim = GeomTriangles(Geom.UHStatic)
for (i1, i2, i3) in indices:
prim.addVertices(i1, i2, i3)
prim.closePrimitive()
# Geom
geom = Geom(vdata)
geom.addPrimitive(prim)
return geom
def makeGeom():
# Vertex data
fmt = GeomVertexFormat.getV3n3t2()
vdata = GeomVertexData('', fmt, Geom.UHStatic)
vertex = GeomVertexWriter(vdata, InternalName.getVertex())
normal = GeomVertexWriter(vdata, InternalName.getNormal())
texcoord = GeomVertexWriter(vdata, InternalName.getTexcoord())
for (x, y, z) in vertices:
vertex.addData3f(x, y, z)
normal.addData3f(0, 0, 0)
# Privitive
prim = GeomTriangles(Geom.UHStatic)
for (i1, i2, i3) in indices:
prim.addVertices(i1, i2, i3)
prim.closePrimitive()
# Geom
geom = Geom(vdata)
geom.addPrimitive(prim)
return geom
def makeGeom(self, points, colors, sizes):
#format = GeomVertexFormat.getV3c4()
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)
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, 'vertex')
self.colorwriter = GeomVertexWriter(vdata, 'color')
self.sizewriter = GeomVertexWriter(vdata, '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 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 begin(self, numVerts):
self.vertexBuffer.uncleanSetNumRows(numVerts)
for view in self.views:
view.clear()
self.vwriter = GeomVertexWriter(self.vertexBuffer,
InternalName.getVertex())
self.twriter = GeomVertexWriter(self.vertexBuffer,
InternalName.getTexcoord())
self.nwriter = GeomVertexWriter(self.vertexBuffer,
InternalName.getNormal())
def modifyGeometryUVs(self):
# Modifies the geometry vertex UVs in-place
twriter = GeomVertexWriter(self.vdata, InternalName.getTexcoord())
tanwriter = GeomVertexWriter(self.vdata, InternalName.getTangent())
bwriter = GeomVertexWriter(self.vdata, InternalName.getBinormal())
for i in range(len(self.vertices)):
twriter.setData2f(self.vertices[i].uv)
tanwriter.setData3f(self.material.tangent)
bwriter.setData3f(self.material.binormal)
def update_geom(self, points, colors, sizes):
geom = self.instance.children[0].node().modify_geom(0)
vdata = geom.modify_vertex_data()
vdata.unclean_set_num_rows(len(points))
vwriter = GeomVertexRewriter(vdata, InternalName.get_vertex())
colorwriter = GeomVertexWriter(vdata, InternalName.get_color())
sizewriter = GeomVertexWriter(vdata, InternalName.get_size())
for (point, color, size) in zip(points, colors, sizes):
vwriter.addData3f(*point)
colorwriter.addData4f(*color)
sizewriter.addData1f(size)
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 __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 makeSprite(name, texture, scale, add = False):
from panda3d.core import (GeomVertexFormat, GeomVertexData, GeomEnums,
InternalName, GeomVertexWriter, GeomPoints,
Geom, GeomNode, NodePath, TextureStage,
TexGenAttrib, BoundingSphere)
format = GeomVertexFormat.getV3()
data = GeomVertexData(name + "_data", format, GeomEnums.UHStatic)
writer = GeomVertexWriter(data, InternalName.getVertex())
writer.addData3f((0, 0, 0))
primitive = GeomPoints(GeomEnums.UHStatic)
primitive.addVertex(0)
primitive.closePrimitive()
geom = Geom(data)
geom.addPrimitive(primitive)
geomNode = GeomNode(name)
geomNode.addGeom(geom)
np = NodePath(geomNode)
np.setLightOff(1)
np.setMaterialOff(1)
np.setRenderModePerspective(True)
ts = TextureStage('sprite')
if add:
ts.setMode(TextureStage.MAdd)
np.setTexture(ts, texture)
np.setTexGen(ts, TexGenAttrib.MPointSprite)
np.setDepthWrite(False)
np.setDepthOffset(1)
np.setTransparency(True)
np.node().setBounds(BoundingSphere((0, 0, 0), 1))
np.node().setFinal(True)
np.flattenStrong()
np.setScale(scale)
return np
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 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("../asset/TreeGenerator/barkTexture.jpg")
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 __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 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)
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 update_geom(self):
geom = self.node.modify_geom(0)
vdata = geom.modify_vertex_data()
vwriter = GeomVertexRewriter(vdata, InternalName.get_vertex())
#TODO: refactor with above code !!!
delta = self.body.parent.get_local_position()
if self.orbit.is_periodic():
epoch = self.context.time.time_full - self.orbit.period
step = self.orbit.period / (self.nbOfPoints - 1)
else:
#TODO: Properly calculate orbit start and end time
epoch = self.orbit.get_time_of_perihelion() - self.orbit.period * 5.0
step = self.orbit.period * 10.0 / (self.nbOfPoints - 1)
for i in range(self.nbOfPoints):
time = epoch + step * i
pos = self.orbit.get_position_at(time) - delta
vwriter.setData3f(*pos)
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 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 create_hidden_area_mesh(self, mask):
"""
Using the provided mask configuration, create the mesh that will cover the area not visible from the HMD
"""
gvf = GeomVertexFormat.get_v3()
gvd = GeomVertexData('gvd', gvf, Geom.UH_static)
geom = Geom(gvd)
gvw = GeomVertexWriter(gvd, InternalName.get_vertex())
for i in range(mask.unTriangleCount * 3):
vertex = mask.pVertexData[i]
# The clip space in Panda3D has [-1, 1] coordinates, the received coordinates are in [0, 1]
gvw.add_data3(vertex[0] * 2 - 1, vertex[1] * 2 - 1, -1)
prim = GeomTriangles(Geom.UH_static)
for i in range(mask.unTriangleCount):
prim.add_vertices(i * 3, i * 3 + 1, i * 3 + 2)
geom.add_primitive(prim)
node = GeomNode('hidden-area-mesh')
node.add_geom(geom)
return node
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):
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 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 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 __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, mainReference):
self.mainRef = mainReference
# fog experiment
myFog = Fog("Mist")
myFog.setColor(0.6, 0.6, 0.6)
myFog.setExpDensity(0.0007)
render.setFog(myFog)
# loading H_Block
self.H_Block = loader.loadModel("../../models/H_Block/H_Block")
self.H_Block.reparentTo(self.mainRef.render)
# loading H_Block's colision mesh
self.H_Block_col = loader.loadModel("../../models/H_Block/H_Block_collision")
self.H_Block_col.ls()
# creating triangle meshes for all static nodes
self.hBlockRoomGeom = self.H_Block_col.getChild(0).getNode(0).getGeom(0)
self.hBlockBulletMesh = BulletTriangleMesh()
self.hBlockBulletMesh.addGeom(self.hBlockRoomGeom)
self.hBlockBulletShape = BulletTriangleMeshShape(self.hBlockBulletMesh, dynamic=False)
self.bulletHBlockNode = BulletRigidBodyNode('hBlockNode')
self.bulletHBlockNode.addShape(self.hBlockBulletShape)
self.mainRef.world.attachRigidBody(self.bulletHBlockNode)
self.mainRef.render.attachNewNode(self.bulletHBlockNode).setCollideMask(BitMask32.allOn())
# arrays containing all regions and portals dividing those regions
self.convexRegions = []
self.portals = []
self.convexRegionsGeometry = loader.loadModel("../../models/H_Block/ConvexRegions2")
self.portalsGeometry = loader.loadModel("../../models/H_Block/Portals2")
# self.portalsGeometry.reparentTo(self.mainRef.render)
# Regions
self.convexRegions.append( Region(0) ) # Just making the access to convexRegions easier
for convexRegion in self.convexRegionsGeometry.getChild(0).getChildren():
regionNode = convexRegion.getNode(0)
regionID = int( regionNode.getTag("prop") )
self.convexRegions.append( Region(regionID) )
# Get vertices that define the convex region
vertexReader = GeomVertexReader(regionNode.getGeom(0).getVertexData(), InternalName.getVertex())
while( not(vertexReader.isAtEnd() ) ):
data = vertexReader.getData3()
X = data.getX()
Y = data.getY()
Z = data.getZ()
self.convexRegions[-1].vertices.append(Vec3(X,Y,Z))
self.convexRegions = sorted(self.convexRegions, key=lambda convexRegion: convexRegion.regionID)
# Debug
# for cr in self.convexRegions:
# print cr.regionID
# Portals
for portal in self.portalsGeometry.getChild(0).getChildren():
portalNode = portal.getNode(0)
# Get vertices that define the portal
frontiers = []
vertexReader = GeomVertexReader(portalNode.getGeom(0).getVertexData(), InternalName.getVertex())
for i in range(2): # We got 2 vertices per portal
data = vertexReader.getData3()
X = data.getX()
Y = data.getY()
frontiers.append(Vec2(X,Y))
connectedRegionsIDs = map(int, portalNode.getTag("prop").split(','))
self.portals.append( Portal(connectedRegionsIDs, frontiers) )
self.convexRegions[ connectedRegionsIDs[0] ].portalEntrancesList.append( PortalEntrance( self.portals[-1], connectedRegionsIDs[1] ) )
self.convexRegions[ connectedRegionsIDs[1] ].portalEntrancesList.append( PortalEntrance( self.portals[-1], connectedRegionsIDs[0] ) )
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,
def regenerateGeometry(self):
#
# Generate vertex data
#
numVerts = len(self.vertices)
vdata = GeomVertexData("SolidFace", getFaceFormat(), GeomEnums.UHStatic)
vdata.uncleanSetNumRows(len(self.vertices))
vwriter = GeomVertexWriter(vdata, InternalName.getVertex())
twriter = GeomVertexWriter(vdata, InternalName.getTexcoord())
nwriter = GeomVertexWriter(vdata, InternalName.getNormal())
tanwriter = GeomVertexWriter(vdata, InternalName.getTangent())
bwriter = GeomVertexWriter(vdata, InternalName.getBinormal())
for i in range(len(self.vertices)):
vert = self.vertices[i]
vwriter.setData3f(vert.pos)
twriter.setData2f(vert.uv)
nwriter.setData3f(self.plane.getNormal())
tanwriter.setData3f(self.material.tangent)
bwriter.setData3f(self.material.binormal)
#
# Generate indices
#
# Triangles in 3D view
prim3D = GeomTriangles(GeomEnums.UHStatic)
prim3D.reserveNumVertices((numVerts - 2) * 3)
for i in range(1, numVerts - 1):
prim3D.addVertices(i + 1, i, 0)
prim3D.closePrimitive()
# Line loop in 2D view.. using line strips
prim2D = GeomLinestrips(GeomEnums.UHStatic)
prim2D.reserveNumVertices(numVerts + 1)
for i in range(numVerts):
prim2D.addVertex(i)
# Close off the line strip with the first vertex.. creating a line loop
prim2D.addVertex(0)
prim2D.closePrimitive()
#
# Generate mesh objects
#
geom3D = SolidFaceGeom(vdata)
geom3D.setDrawMask(VIEWPORT_3D_MASK)
geom3D.setPlaneCulled(True)
geom3D.setPlane(self.plane)
geom3D.addPrimitive(prim3D)
self.index3D = self.solid.addFaceGeom(geom3D, self.state3D)
geom3DLines = SolidFaceGeom(vdata)
geom3DLines.addPrimitive(prim2D)
geom3DLines.setDrawMask(VIEWPORT_3D_MASK)
geom3DLines.setDraw(False)
self.index3DLines = self.solid.addFaceGeom(geom3DLines, self.state3DLines)
geom2D = SolidFaceGeom(vdata)
geom2D.addPrimitive(prim2D)
geom2D.setDrawMask(VIEWPORT_2D_MASK)
self.index2D = self.solid.addFaceGeom(geom2D, self.state2D)
self.geom3D = geom3D
self.geom3DLines = geom3DLines
self.geom2D = geom2D
self.vdata = vdata
self.hasGeometry = True
def processModel(path):
scene = loadModel(path)
if scene.isEmpty():
print("Error converting `{0}`!".format(path))
return
fPath = Filename.fromOsSpecific(path)
outputPath = Filename.toOsSpecific(
Filename("bam2smd/" + fPath.getDirname() + "/" +
fPath.getBasenameWoExtension() + "/"))
if not os.path.exists(outputPath):
os.makedirs(outputPath)
isCharacter = not scene.find("**/+Character").isEmpty()
isAnimation = not scene.find("**/+AnimBundleNode").isEmpty()
if not isAnimation:
if isCharacter:
nodes = Skeleton(scene.findAllMatches("**/+Character"))
else:
nodes = Skeleton(None)
names = {}
for geomNp in scene.findAllMatches("**/+GeomNode"):
smd = "version 1\n"
smd += str(nodes)
smd += "skeleton\n"
smd += "time 0\n"
if isCharacter:
boneIds = sorted(nodes.bones.keys())
for iBone in range(len(boneIds)):
boneId = boneIds[iBone]
bone = nodes.bones[boneId]
if isinstance(bone, CharacterJoint):
boneTform = bone.getTransformState()
pos = boneTform.getPos()
boneMat = boneTform.getMat().getUpper3()
#boneMat.transposeInPlace()
rot = mat3NormalizedToEulO(boneMat)
else:
pos = Vec3()
rot = Vec3()
smd += boneFrameString(boneId, pos, rot)
else:
smd += "0 0 0 0 0 0 0\n"
smd += "end\n"
smd += "triangles\n"
for geom in geomNp.node().getGeoms():
geom = geom.decompose()
vdata = geom.getVertexData()
blendTable = vdata.getTransformBlendTable()
for prim in geom.getPrimitives():
numTris = prim.getNumPrimitives()
for nTri in range(numTris):
start = prim.getPrimitiveStart(nTri)
end = prim.getPrimitiveEnd(nTri)
smd += "no_material\n"
for primVert in range(start, end):
vertIdx = prim.getVertex(primVert)
reader = GeomVertexReader(vdata)
reader.setColumn(InternalName.getVertex())
reader.setRow(vertIdx)
pos = reader.getData3f()
uv = Vec2(0, 0)
if vdata.hasColumn(InternalName.getTexcoord()):
reader.setColumn(InternalName.getTexcoord())
reader.setRow(vertIdx)
uv = reader.getData2f()
norm = Vec3.forward()
if vdata.hasColumn(InternalName.getNormal()):
reader.setColumn(InternalName.getNormal())
reader.setRow(vertIdx)
norm = reader.getData3f()
smd += "0 {0:.6f} {1:.6f} {2:.6f} {3:.6f} {4:.6f} {5:.6f} {6:.6f} {7:.6f} ".format(
pos[0], pos[1], pos[2], norm[0], norm[1],
norm[2], uv[0], uv[1])
if (isCharacter and blendTable
and vdata.getNumArrays() > 1
and vdata.getArray(1).hasColumn(
InternalName.getTransformBlend())):
reader.setColumn(
1,
vdata.getArray(
1).getArrayFormat().getColumn(
InternalName.getTransformBlend()))
reader.setRow(vertIdx)
nBlend = reader.getData1i()
blend = blendTable.getBlend(nBlend)
numTransforms = blend.getNumTransforms()
smd += "{0} ".format(numTransforms)
for nTransform in range(numTransforms):
transform = blend.getTransform(nTransform)
if isinstance(transform,
JointVertexTransform):
boneId = nodes.getBoneId(
transform.getJoint())
smd += "{0} {1:.6f} ".format(
boneId,
blend.getWeight(nTransform))
else:
smd += "1 0 1.0"
smd += "\n"
smd += "end\n"
smdFile = geomNp.getName()
if len(smdFile) == 0:
smdFile = getUnknownName()
elif names.get(smdFile, 0) > 0:
smdFile = smdFile + "_{0}".format(names[smdFile])
names[smdFile] += 1
else:
names[smdFile] = 1
smdFile += ".smd"
outFile = open(outputPath + "\\" + smdFile, "w")
outFile.write(smd)
outFile.flush()
outFile.close()
else:
bundles = scene.findAllMatches("**/+AnimBundleNode")
bundle = bundles[0].node().getBundle()
nodes = Skeleton(bundles)
smd = "version 1\n"
smd += str(nodes)
smd += "skeleton\n"
numFrames = bundle.getNumFrames()
boneIds = sorted(nodes.bones.keys())
for iFrame in range(numFrames):
smd += "time {0}\n".format(iFrame)
for iBone in range(len(boneIds)):
bone = nodes.getBone(boneIds[iBone])
if isinstance(bone, AnimChannelACMatrixSwitchType):
boneFrameMat = Mat4()
bone.getValueNoScaleShear(iFrame, boneFrameMat)
boneFrameTransform = TransformState.makeMat(boneFrameMat)
pos = boneFrameTransform.getPos()
rotMat = boneFrameMat.getUpper3()
#rotMat.transposeInPlace()
rot = mat3NormalizedToEulO(rotMat)
smd += boneFrameString(boneIds[iBone], pos, rot)
smd += "end\n"
smdFile = fPath.getBasenameWoExtension() + ".smd"
outFile = open(outputPath + "\\" + smdFile, "w")
outFile.write(smd)
outFile.flush()
outFile.close()
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 __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
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")
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 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 scan_model(self, instance):
stages = instance.findAllTextureStages()
stages.sort()
#TODO: We assume all the geom have the same texture stage (which is obviously wrong)
#Should be done like transparency for all the geoms and create a shader per geom...
has_surface = False
has_normal = False
has_glow = False
has_gloss = False
for stage in stages:
tex = instance.find_texture(stage)
if tex:
mode = stage.get_mode()
#print("FOUND STAGE", stage.name, stage.sort, mode, tex)
if mode in (TextureStage.M_modulate,
TextureStage.M_modulate_glow,
TextureStage.M_modulate_gloss):
if not has_surface:
self.texture = WrapperTexture(tex)
self.texture_index = self.nb_textures
self.has_specular_mask = mode == TextureStage.M_modulate_gloss
if self.srgb:
tex_format = tex.getFormat()
if tex_format == Texture.F_rgb:
tex.set_format(Texture.F_srgb)
elif tex_format == Texture.F_rgba:
tex.set_format(Texture.F_srgb_alpha)
self.nb_textures += 1
has_surface = True
#print("SURFACE", self.texture_index, self.texture)
elif mode in (TextureStage.M_normal,
TextureStage.M_normal_height,
TextureStage.M_normal_gloss):
if not has_normal:
self.normal_map = WrapperTexture(tex)
self.normal_map_index = self.nb_textures
self.nb_textures += 1
has_normal = True
#print("NORMAL", self.normal_map_index, self.normal_map)
elif mode in (TextureStage.M_glow, ):
if not has_glow:
self.emission_texture = WrapperTexture(tex)
self.emission_texture_index = self.nb_textures
self.nb_textures += 1
has_glow = True
#print("GLOW", self.emission_texture_index, self.emission_texture)
elif mode in (TextureStage.M_gloss, ):
if not has_gloss:
self.gloss_map = WrapperTexture(tex)
self.gloss_map_texture_index = self.nb_textures
self.nb_textures += 1
has_gloss = True
#print("GLOSS", self.gloss_map_texture_index, self.gloss_map)
else:
print("Unsupported mode %d" % mode)
transparency_mode = TransparencyAttrib.M_none
for np in instance.find_all_matches('**'):
if np.has_transparency():
if transparency_mode != TransparencyAttrib.M_none:
print("Overriding transparency config")
transparency_mode = np.get_transparency()
node = np.node()
attrib = node.get_attrib(TransparencyAttrib)
if attrib is not None:
transparency_mode = attrib.get_mode()
if isinstance(node, GeomNode):
for geom in node.get_geoms():
vdata = geom.getVertexData()
has_tangent = vdata.has_column(InternalName.get_tangent())
has_binormal = vdata.has_column(
InternalName.get_binormal())
self.generate_binormal = has_tangent and not has_binormal
for state in node.get_geom_states():
attrib = state.get_attrib(TransparencyAttrib)
if attrib is not None:
transparency_mode = attrib.get_mode()
if transparency_mode == TransparencyAttrib.M_none:
self.transparency = False
self.transparency_blend = TransparencyBlend.TB_None
elif transparency_mode == TransparencyAttrib.M_alpha:
self.transparency = True
self.transparency_level = 0.0
self.transparency_blend = TransparencyBlend.TB_Alpha
elif transparency_mode == TransparencyAttrib.M_premultiplied_alpha:
self.transparency = True
self.transparency_level = 0.0
self.transparency_blend = TransparencyBlend.TB_PremultipliedAlpha
elif transparency_mode == TransparencyAttrib.M_binary:
self.transparency = True
self.transparency_level = 0.5
self.transparency_blend = TransparencyBlend.TB_None
else:
print("Unsupported transparency mode", transparency_mode)
#Activate transparency anyway
self.transparency = True
self.transparency_level = 0.0
self.transparency_blend = TransparencyBlend.TB_Alpha
self.nb_textures_coord = 1
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")
