forked from hikaruAi/HPanda
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HGameObject.py
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HGameObject.py
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# ##HPanda3D
# ##HGameObject
from direct.actor.Actor import Actor
from HUtils import *
from panda3d.bullet import BulletCharacterControllerNode, BulletRigidBodyNode, BulletGhostNode
from panda3d.bullet import BulletClosestHitSweepResult
from panda3d.core import TransformState, BitMask32, VBase3, Point3, Vec3, NodePath, LODNode
physicsTypes = {"static": 0, "character": 1, "dynamic": 2, "None": 3, "ghost": 4}
class HBulletRigidBodyNode(BulletRigidBodyNode):
def __init__(self, name):
BulletRigidBodyNode.__init__(self, name)
self.customData = {"name": name}
class HNewGameObject(NodePath):
def __init__(self, name, scene, visualMesh, physicsMesh=None, physicsType="character", shapeMargin=0.02, stepHeight=0.5, x=0, y=0, z=0, mass=0, convex=True,
directRender=True, parent=None):
global physicsTypes
self.name = name
self.scene = scene
NodePath.__init__(self, self.scene.loadEgg(visualMesh))
if physicsMesh != None:
if physicsType == "rigid":
self.body = BulletRigidBodyNode(self.name + "_RigidBody")
self.attachNewNode(self.body)
m = self.scene.Base.loader.loadModel(physicsMesh)
if convex:
sTuple = modelToConvex(m)
else:
sTuple = modelToShape(m)
sTuple[0].setMargin(shapeMargin)
self.body.addShape(sTuple[0], sTuple[1])
self.body.setMass(mass)
self.body.setPythonTag("name", self.name + "_RigidBody")
self.scene.world.attachRigidBody(self.body)
elif physicsType=="character":
m = self.scene.Base.loader.loadModel(physicsMesh)
sTuple = modelToConvex(m)
sTuple[0].setMargin(shapeMargin)
self.body = BulletCharacterControllerNode(sTuple[0], stepHeight, self.name + "_Character")
self.attachNewNode(self.body)
self.body.setPythonTag("name", self.name + "_Character")
self.scene.world.attachCharacter(self.body)
self.setPos(x, y, z)
if directRender:
self.reparentTo(self.scene.Base.render)
elif parent != None:
self.reparentTo(parent)
class HGameObject(): #Deprecated
def __init__(self, name, scene, visualMeshEgg, parent, physicsType, physicsShapeEgg=None, shapeMargin=0.04,
animable=False, animationsDict=None, stepHeight=0.5, x=0, y=0, z=0, mass=0, perpixelShading=False):
"""
:type name: str
:type scene: HLevel
:type visualMeshEgg: str
:type parent: panda3d.core.NodePath
:type physicsType: int
:type physicsShapeEgg: str
:type shapeMargin: float
:type animable: bool
:type animationsDict: dict
:type stepHeight: float
:type x: float
:type y: float
:type z: float
:type mass: float
:type perpixelShading: bool
"""
self.name = name
self.scene = scene
if visualMeshEgg is not None:
if animable:
if animationsDict is not None:
self.vMesh = Actor(visualMeshEgg, animationsDict)
self.vMesh.setBlend(frameBlend=True)
else:
self.vMesh = Actor(visualMeshEgg)
self.vMesh.setBlend(frameBlend=True)
else:
self.vMesh = scene.Base.loader.loadModel(visualMeshEgg)
else:
self.vMesh = None
if physicsType == physicsTypes["character"]:
print name + " is a character"
self.shapeModel = self.scene.loadEgg(physicsShapeEgg)
self.shape = modelToConvex(self.shapeModel)[0]
self.shape.setMargin(shapeMargin)
self.body = BulletCharacterControllerNode(self.shape, stepHeight, name)
self.bodyNP = parent.attachNewNode(self.body)
if visualMeshEgg is not None:
self.vMesh.reparentTo(self.bodyNP)
self.scene.world.attachCharacter(self.body)
self.bodyNP.setPos(x, y, z)
self.body.setPythonTag("name", name)
elif physicsType == physicsTypes["dynamic"]:
self.shapeModel = self.scene.loadEgg(physicsShapeEgg)
self.shape = modelToConvex(self.shapeModel)[0]
self.shape.setMargin(shapeMargin)
self.body = BulletRigidBodyNode(name)
self.body.setMass(mass)
self.body.addShape(self.shape)
self.bodyNP = parent.attachNewNode(self.body)
if visualMeshEgg is not None:
self.vMesh.reparentTo(self.bodyNP)
self.scene.world.attachRigidBody(self.body)
self.bodyNP.setPos(x, y, z)
self.body.setPythonTag("name", name)
elif physicsType == physicsTypes["ghost"]:
self.shapeModel = self.scene.loadEgg(physicsShapeEgg)
self.shape = modelToConvex(self.shapeModel)[0]
self.shape.setMargin(shapeMargin)
self.body = BulletGhostNode(name)
# self.body.setMass(mass)
self.body.addShape(self.shape)
self.bodyNP = parent.attachNewNode(self.body)
if visualMeshEgg is not None:
self.vMesh.reparentTo(self.bodyNP)
self.scene.world.attachGhost(self.body)
self.bodyNP.setPos(x, y, z)
self.body.setPythonTag("name", name)
else:
pass
# ###3Events
# self.scene.Base.taskMgr.add(self.onFrame,"onFrame")
self.shaders = perpixelShading
if self.vMesh is not None and not self.shaders:
self.scene.Base.taskMgr.add(self.clearShaderTask, name + "_clearShader")
# self.scene.Base.taskMgr.add(self._calcVel,self.name+"_calcVelTask")
self._lastPos = Point3()
self.velocity = Vec3()
def _calcVel(self, t):
if self.scene.pause is False:
try:
n = self.bodyNP.getPos()
self.velocity = (n - self._lastPos) / globalClock.getDt()
self._lastPos = n
except:
# print self.velocity
pass
return t.cont
def clearShaderTask(self, t):
self.vMesh.clearShader()
print "Shader clear_", self.name
def onFrame(self, task):
pass
def doRelativeSweepTest(self, relativePoint, BitMask=None, height=0.1):
globalPoint = self.scene.Base.render.getRelativePoint(self.bodyNP, relativePoint)
fromT = TransformState.makePos(self.bodyNP.getPos(self.scene.Base.render) + VBase3(0, 0, height))
toT = TransformState.makePos(globalPoint + VBase3(0, 0, height))
if BitMask != None:
r = self.scene.world.sweepTestClosest(self.shape, fromT, toT, BitMask)
else:
r = self.scene.world.sweepTestClosest(self.shape, fromT, toT)
if r.getNode() == self.body:
return BulletClosestHitSweepResult.empty()
else:
return r
def willCollide(self, relativePoint, bitMask=None, height=0.1):
r = self.doRelativeSweepTest(relativePoint, bitMask, height)
if r.getNode() == self.body:
return False
else:
return r.hasHit()
def doInverseRelativeSweepTest(self, relativePoint, bitMask=None, height=0.1):
globalPoint = self.scene.Base.render.getRelativePoint(self.bodyNP, relativePoint)
fromT = TransformState.makePos(self.bodyNP.getPos(self.scene.Base.render) + VBase3(0, 0, height))
toT = TransformState.makePos(globalPoint + VBase3(0, 0, height))
if bitMask != None:
r = self.scene.world.sweepTestClosest(self.shape, toT, fromT, bitMask)
else:
r = self.scene.world.sweepTestClosest(self.shape, toT, fromT)
if r.getNode() == self.body:
return BulletClosestHitSweepResult.empty()
else:
return r
def inverseWillCollide(self, relativePoint, bitMask=None, height=0.1):
r = self.doRelativeSweepTest(relativePoint, bitMask, height)
if r.getNode() == self:
return False
else:
return r.hasHit()
def destroy(self):
if "Character" in str(self.body):
self.scene.world.removeCharacter(self.body)
elif "Rigid" in str(self.body):
self.scene.world.removeRigidBody(self.body)
elif "Ghost" in str(self.body):
self.scene.world.removeGhost(self.body)
self.bodyNP.removeNode()
try:
self.vMesh.removeNode()
except:
pass
def isOnGround(self):
r = self.willCollide(Point3(0, 0, -0.1), self.body.getIntoCollideMask(), 0)
print r
return r
def setVelocity(self, v):
globalV = self.scene.Base.render.getRelativeVector(self.bodyNP, v)
self.body.setLinearVelocity(globalV)
def applyForce(self, v):
globalV = self.scene.Base.render.getRelativeVector(self.bodyNP, v)
self.body.applyCentralForce(globalV)
class HInteractiveObject(HGameObject): ##Staticobject
def __init__(self, scene, name0, visualEgg, collisionEgg, mass, x0=0, y0=0, z0=0, margin=0.04,
sound=None, perpixelShading=True, CCD=False, CCDradius=0.05):
HGameObject.__init__(self, name0, scene, visualEgg, scene.Base.render, 2, collisionEgg, margin, False, None,
0, x0, y0, z0, mass, perpixelShading)
self.scene.Base.taskMgr.add(self.testCollision, self.name + "_testCollisionTask")
if CCD:
self.body.setCcdMotionThreshold(0.01)
self.body.setCcdSweptSphereRadius(CCDradius)
def onContact(self, bodyList):
"Play sound"
def testCollision(self, task):
result = self.scene.world.contactTest(self.body)
if result.getNumContacts() > 0:
self.onContact(result)
else:
pass
# if self.bodyNP.getZ(self.scene.Base.render)<50: self.destroy()
return task.cont
def destroy(self):
self.scene.world.removeRigidBody(self.body)
self.vMesh.removeNode()
self.bodyNP.removeNode()
self.scene.Base.taskMgr.remove(self.name + "_testCollisionTask")
print self.name, "_destroyed"
class HDynamicObject(NodePath): #Only rigid body
def __init__(self, name, scene, visibleEgg, collisionEgg=None, x0=0, y0=0, z0=0, parent=None, margin=0.02, mass=0,
directRender=True, convex=True):
self.name = name
self.scene = scene
NodePath.__init__(self, self.scene.loadEgg(visibleEgg))
self.body = BulletRigidBodyNode(self.name + "_RigidBody")
self.attachNewNode(self.body)
if collisionEgg != None:
m = self.scene.Base.loader.loadModel(collisionEgg)
if convex:
sTuple = modelToConvex(m)
else:
sTuple = modelToShape(m)
sTuple[0].setMargin(margin)
self.body.addShape(sTuple[0], sTuple[1])
self.body.setMass(mass)
self.body.setPythonTag("name", self.name + "_RigidBody")
self.scene.world.attachRigidBody(self.body)
self.setPos(x0, y0, z0)
if directRender:
self.reparentTo(self.scene.Base.render)
elif parent != None:
self.reparentTo(parent)
class HLodDynamicObject(NodePath):
def __init__(self, name, scene, visibleLODsDict={"eggfileName":("maxFar","minNear")}, collisionEgg=None, x0=0, y0=0, z0=0, parent=None, margin=0.02, mass=0,
directRender=True, convex=True):
self.name = name
self.scene = scene
NodePath.__init__(self,LODNode(name+"_LODNode"))
###LOD###
for k in visibleLODsDict.keys():
v=base.loader.loadModel(k)
v.reparentTo(self)
self.node().addSwitch(visibleLODsDict[k][0],visibleLODsDict[k][1])
#########
self.body = BulletRigidBodyNode(self.name + "_RigidBody")
self.attachNewNode(self.body)
if collisionEgg != None:
m = self.scene.Base.loader.loadModel(collisionEgg)
if convex:
sTuple = modelToConvex(m)
else:
sTuple = modelToShape(m)
sTuple[0].setMargin(margin)
self.body.addShape(sTuple[0], sTuple[1])
self.body.setMass(mass)
self.body.setPythonTag("name", self.name + "_RigidBody")
self.scene.world.attachRigidBody(self.body)
self.setPos(x0, y0, z0)
if directRender:
self.reparentTo(self.scene.Base.render)
elif parent != None:
self.reparentTo(parent)