本文整理汇总了Python中panda3d.bullet.BulletWorld.rayTestAll方法的典型用法代码示例。如果您正苦于以下问题：Python BulletWorld.rayTestAll方法的具体用法？Python BulletWorld.rayTestAll怎么用？Python BulletWorld.rayTestAll使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类panda3d.bullet.BulletWorld的用法示例。
在下文中一共展示了BulletWorld.rayTestAll方法的2个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Python代码示例。
示例1: Balls
# 需要导入模块: from panda3d.bullet import BulletWorld [as 别名]
# 或者: from panda3d.bullet.BulletWorld import rayTestAll [as 别名]
class Balls(ShowBase):
def __init__(self):
ShowBase.__init__(self)
self.title = OnscreenText(text="0 balls",
parent=base.a2dBottomRight, align=TextNode.ARight,
fg=(1, 1, 1, 1), pos=(-0.1, 0.1), scale=.08,
shadow=(0, 0, 0, 0.5))
# exit on esc
self.accept('escape', sys.exit)
# disable standart mouse based camera control
self.disableMouse()
# set camera position
self.camera.setPos(0, -30, 25)
self.camera.lookAt(0, 0, 0)
#
self.world = BulletWorld()
self.world.setGravity(Vec3(0, 0, -9.81))
self.taskMgr.add(self.updateWorld, 'updateWorld')
self.setupLight()
# down
self.makePlane(0, Vec3(0, 0, 1), (0, 0, 0), (0, 0, 0))
# up
self.makePlane(1, Vec3(0, 0, -1), (0, 0, 10), (0, 0, 0))
# left
self.makePlane(2, Vec3(1, 0, 0), (-5, 0, 5), (0, 0, 90))
# right
self.makePlane(3, Vec3(-1, 0, 0), (5, 0, 5), (0, 0, -90))
# top
self.makePlane(4, Vec3(0, 1, 0), (0, -5, 5), (0, 90, 0))
# buttom
self.makePlane(5, Vec3(0, -1, 0), (0, 5, 5), (0, -90, 0))
self.accept('mouse1', self.pickBall)
self.accept('mouse3', self.releaseBall)
self.accept('arrow_up', partial(self.rotateCube, hpr = (0, ROTATE_SPEED, 0)))
self.accept('arrow_down', partial(self.rotateCube, hpr = (0, -ROTATE_SPEED, 0)))
self.accept('arrow_left', partial(self.rotateCube, hpr = (0, 0, -ROTATE_SPEED)))
self.accept('arrow_right', partial(self.rotateCube, hpr = (0, 0, ROTATE_SPEED)))
self.accept('space', self.shakeBalls)
self.accept('page_up', self.addRandomBall)
self.accept('page_down', self.rmBall)
self.ballCnt = 0
self.ballColors = {}
for num in xrange(DEFAULT_BALLS):
self.addRandomBall()
self.picked = set([])
def setupLight(self):
ambientLight = AmbientLight("ambientLight")
ambientLight.setColor((.8, .8, .8, 1))
directionalLight = DirectionalLight("directionalLight")
directionalLight.setDirection(LVector3(0, 45, -45))
directionalLight.setColor((0.2, 0.2, 0.2, 1))
render.setLight(render.attachNewNode(directionalLight))
render.setLight(render.attachNewNode(ambientLight))
def updateWorld(self, task):
dt = globalClock.getDt()
# bug #1455084, simple doPhysics(dt) does nothing
# looks like fixed already
self.world.doPhysics(dt, 1, 1. / 60.)
return task.cont
def rayCollision(self):
if self.mouseWatcherNode.hasMouse():
mouse = self.mouseWatcherNode.getMouse()
pointFrom, pointTo = Point3(), Point3()
self.camLens.extrude(mouse, pointFrom, pointTo)
pointFrom = render.getRelativePoint(self.cam, pointFrom)
pointTo = render.getRelativePoint(self.cam, pointTo)
hits = self.world.rayTestAll(pointFrom, pointTo).getHits()
return sorted(hits, key = lambda x: (x.getHitPos() - pointFrom).length())
return []
def pickBall(self):
hits = self.rayCollision()
for hit in hits:
hit_node = hit.getNode()
if 'ball' in hit_node.getName():
self.picked.add(hit_node.getName())
NodePath(hit_node.getChild(0).getChild(0)).setColor(HIGHLIGHT)
def releaseBall(self):
hits = self.rayCollision()
if hits:
foundBall = False
for picked in hits:
hit_node = picked.getNode()
if 'ball' in hit_node.getName():
foundBall = True
x, y, z = picked.getHitPos()
bodies = self.world.getRigidBodies()
for elem in bodies:
name = elem.getName()
if name in self.picked:
# apply some physics
node = NodePath(elem.getChild(0).getChild(0))
node_x, node_y, node_z = node.getPos(render)
#.........这里部分代码省略.........
示例2: __init__
# 需要导入模块: from panda3d.bullet import BulletWorld [as 别名]
# 或者: from panda3d.bullet.BulletWorld import rayTestAll [as 别名]
#.........这里部分代码省略.........
ts = node.getTransform()
m = ts.getMat().getUpper3()
p = ts.getMat().getRow3(3)
points=[]
geom = geomNode.getGeoms()[0]
vdata = geom.getVertexData()
reader = GeomVertexReader(vdata, 'vertex')
while not reader.isAtEnd():
v = reader.getData3f()
v = m.xform(v) + p
points.append(Point3(v))
return numpy.array(points,dtype=numpy.float32)
def pandaMatrice(self,mat):
mat = mat.transpose().reshape((16,))
# print mat,len(mat),mat.shape
pMat = Mat4(mat[0],mat[1],mat[2],mat[3],
mat[4],mat[5],mat[6],mat[7],
mat[8],mat[9],mat[10],mat[11],
mat[12],mat[13],mat[14],mat[15],)
return pMat
#
# def addRB(self,rtype,static,**kw):
# # Sphere
# if panda3d is None :
# return None
# if rotMatis not None and trans is not None:
# mat = rotMat.copy()
# mat = mat.transpose().reshape((16,))
#
# pMat = TransformState.makeMat(Mat4(mat[0],mat[1],mat[2],mat[3],
# mat[4],mat[5],mat[6],mat[7],
# mat[8],mat[9],mat[10],mat[11],
# trans[0],trans[1],trans[2],mat[15],))
# shape = None
# inodenp = None
## print (pMat)
# inodenp = self.rb_func_dic[rtype](ingr,pMat,trans,rotMat)
# inodenp.setCollideMask(BitMask32.allOn())
# self.world.attachRigidBody(inodenp.node())
# if static :
# self.static.append(inodenp.node())
# else :
# self.moving = inodenp.node()
# self.rb_panda.append(inodenp.node())
# return inodenp.node()
def moveRBnode(self,node, trans, rotMat):
mat = rotMat.copy()
# mat[:3, 3] = trans
# mat = mat.transpose()
mat = mat.transpose().reshape((16,))
# print mat,len(mat),mat.shape
pMat = Mat4(mat[0],mat[1],mat[2],mat[3],
mat[4],mat[5],mat[6],mat[7],
mat[8],mat[9],mat[10],mat[11],
trans[0],trans[1],trans[2],mat[15],)
pTrans = TransformState.makeMat(pMat)
nodenp = NodePath(node)
nodenp.setMat(pMat)
# nodenp.setPos(trans[0],trans[1],trans[2])
# print nodenp.getPos()
def applyForce(self,node,F):
F*=self.scale
node.node().applyCentralForce(Vec3(F[0],F[1],F[2]))
# node.node().applyForce(Vec3(F[0],F[1],F[2]),Point3(0, 0, 0))
# print F
def rayCast(self, startp,endp,closest=False):
start=Point3(startp[0],startp[1],startp[2])
end=Point3(endp[0],endp[1],endp[2])
if closest :
res = self.world.rayTestClosest(start, end)
else :
res = self.world.rayTestAll(start, end)
return res
def sweepRay(self, startp,endp):
tsFrom = TransformState.makePos(Point3(0, 0, 0))
tsTo = TransformState.makePos(Point3(10, 0, 0))
shape = BulletSphereShape(0.5)
penetration = 0.0
result = self.world.sweepTestClosest(shape, tsFrom, tsTo, penetration)
return result
def update(self,task,cb=None):
# print "update"
dt = globalClock.getDt()
# print dt
self.world.doPhysics(dt, 10, 0.008)#,100,1.0/500.0)#world.doPhysics(dt, 10, 1.0/180.0)
#this may be different for relaxing ?
# print task.time
if cb is not None :
cb()
if task is not None:
return task.cont