class Physics: def __init__(self): self.rayCTrav = CollisionTraverser("collision traverser for ray tests") #self.pusher = PhysicsCollisionHandler() self.pusher = CollisionHandlerPusher() self.pusher.addInPattern('%fn-in-%in') self.pusher.addOutPattern('%fn-out-%in') self.pusher.addInPattern('%fn-in') self.pusher.addOutPattern('%fn-out') def startPhysics(self): #self.actorNode = ActorNode("playerPhysicsControler") #base.physicsMgr.attachPhysicalNode(self.actorNode) #self.actorNode.getPhysicsObject().setMass(self.player_mass) #self.mainNode = render.attachNewNode(self.actorNode) self.mainNode = render.attachNewNode("CharacterColliders") self.reparentTo(self.mainNode) charCollisions = self.mainNode.attachNewNode(CollisionNode(self.char_collision_name)) #charCollisions.node().addSolid(CollisionSphere(0, 0, self.player_height/4.0, self.player_height/4.0)) #charCollisions.node().addSolid(CollisionSphere(0, 0, self.player_height/4.0*3.05, self.player_height/4.0)) charCollisions.node().addSolid(CollisionSphere(0, 0, self.player_height/2.0, self.player_height/4.0)) charCollisions.node().setIntoCollideMask(BitMask32(0x80)) # 1000 0000 if self.show_collisions: charCollisions.show() self.pusher.addCollider(charCollisions, self.mainNode) base.cTrav.addCollider(charCollisions, self.pusher) charFFootCollisions = self.attachNewNode(CollisionNode("floor_ray")) charFFootCollisions.node().addSolid(CollisionRay(0, 0, 0.5, 0, 0, -1)) #charFFootCollisions.node().addSolid(CollisionSegment((0, 0, 0.2), (0, 0, -1))) charFFootCollisions.node().setIntoCollideMask(BitMask32.allOff()) charFFootCollisions.node().setFromCollideMask(BitMask32(0x7f)) # 0111 1111 if self.show_collisions: charFFootCollisions.show() self.floor_handler = CollisionHandlerFloor() self.floor_handler.addCollider(charFFootCollisions, self.mainNode) #self.floor_handler.setOffset(0) self.floor_handler.setMaxVelocity(5) base.cTrav.addCollider(charFFootCollisions, self.floor_handler) self.accept("{}-in".format(self.char_collision_name), self.checkCharCollisions) self.raytest_segment = CollisionSegment(0, 1) self.raytest_np = render.attachNewNode(CollisionNode("testRay")) self.raytest_np.node().addSolid(self.raytest_segment) self.raytest_np.node().setIntoCollideMask(BitMask32.allOff()) self.raytest_np.node().setFromCollideMask(BitMask32(0x7f)) # 0111 1111 if self.show_collisions: self.raytest_np.show() self.raytest_queue = CollisionHandlerQueue() self.rayCTrav.addCollider(self.raytest_np, self.raytest_queue) def stopPhysics(self): self.raytest_segment.removeNode() self.pusher.clearColliders() self.floor_handler.clearColliders() self.rayCTrav.clearColliders() def updatePlayerPos(self, speed, heading, dt): if heading is not None: self.mainNode.setH(camera, heading) self.mainNode.setP(0) self.mainNode.setR(0) self.mainNode.setFluidPos(self.mainNode, speed) self.doStep() def checkCharCollisions(self, args): self.doStep() def doStep(self): # do the step height check tmpNP = self.mainNode.attachNewNode("temporary") tmpNP.setPos(self.mainNode, 0, 0, -self.stepheight) pointA = self.mainNode.getPos(render) pointA.setZ(pointA.getZ() + self.player_height/1.8) pointB = tmpNP.getPos(render) if pointA == pointB: return char_step_collision = self.getFirstCollisionInLine(pointA, pointB) tmpNP.removeNode() if char_step_collision is not None: self.mainNode.setFluidZ(char_step_collision.getZ()) return True return False def getFirstCollisionInLine(self, pointA, pointB): """A simple raycast check which will return the first collision point as seen from point A towards pointB""" self.raytest_segment.setPointA(pointA) self.raytest_segment.setPointB(pointB) self.rayCTrav.traverse(render) self.raytest_queue.sortEntries() pos = None if self.raytest_queue.getNumEntries() > 0: pos = self.raytest_queue.getEntry(0).getSurfacePoint(render) return pos
class Physics: def __init__(self): self.rayCTrav = CollisionTraverser("collision traverser for ray tests") #self.pusher = PhysicsCollisionHandler() self.pusher = CollisionHandlerPusher() self.pusher.addInPattern('%fn-in-%in') self.pusher.addOutPattern('%fn-out-%in') self.pusher.addInPattern('%fn-in') self.pusher.addOutPattern('%fn-out') def startPhysics(self): #self.actorNode = ActorNode("playerPhysicsControler") #base.physicsMgr.attachPhysicalNode(self.actorNode) #self.actorNode.getPhysicsObject().setMass(self.player_mass) #self.mainNode = render.attachNewNode(self.actorNode) self.mainNode = render.attachNewNode("CharacterColliders") self.reparentTo(self.mainNode) charCollisions = self.mainNode.attachNewNode( CollisionNode(self.char_collision_name)) #charCollisions.node().addSolid(CollisionSphere(0, 0, self.player_height/4.0, self.player_height/4.0)) #charCollisions.node().addSolid(CollisionSphere(0, 0, self.player_height/4.0*3.05, self.player_height/4.0)) charCollisions.node().addSolid( CollisionSphere(0, 0, self.player_height / 2.0, self.player_height / 4.0)) charCollisions.node().setIntoCollideMask(BitMask32(0x80)) # 1000 0000 if self.show_collisions: charCollisions.show() self.pusher.addCollider(charCollisions, self.mainNode) base.cTrav.addCollider(charCollisions, self.pusher) charFFootCollisions = self.attachNewNode(CollisionNode("floor_ray")) charFFootCollisions.node().addSolid(CollisionRay(0, 0, 0.5, 0, 0, -1)) #charFFootCollisions.node().addSolid(CollisionSegment((0, 0, 0.2), (0, 0, -1))) charFFootCollisions.node().setIntoCollideMask(BitMask32.allOff()) charFFootCollisions.node().setFromCollideMask( BitMask32(0x7f)) # 0111 1111 if self.show_collisions: charFFootCollisions.show() self.floor_handler = CollisionHandlerFloor() self.floor_handler.addCollider(charFFootCollisions, self.mainNode) #self.floor_handler.setOffset(0) self.floor_handler.setMaxVelocity(5) base.cTrav.addCollider(charFFootCollisions, self.floor_handler) self.accept("{}-in".format(self.char_collision_name), self.checkCharCollisions) self.raytest_segment = CollisionSegment(0, 1) self.raytest_np = render.attachNewNode(CollisionNode("testRay")) self.raytest_np.node().addSolid(self.raytest_segment) self.raytest_np.node().setIntoCollideMask(BitMask32.allOff()) self.raytest_np.node().setFromCollideMask(BitMask32(0x7f)) # 0111 1111 if self.show_collisions: self.raytest_np.show() self.raytest_queue = CollisionHandlerQueue() self.rayCTrav.addCollider(self.raytest_np, self.raytest_queue) def stopPhysics(self): self.raytest_segment.removeNode() self.pusher.clearColliders() self.floor_handler.clearColliders() self.rayCTrav.clearColliders() def updatePlayerPos(self, speed, heading, dt): if heading is not None: self.mainNode.setH(camera, heading) self.mainNode.setP(0) self.mainNode.setR(0) self.mainNode.setFluidPos(self.mainNode, speed) self.doStep() def checkCharCollisions(self, args): self.doStep() def doStep(self): # do the step height check tmpNP = self.mainNode.attachNewNode("temporary") tmpNP.setPos(self.mainNode, 0, 0, -self.stepheight) pointA = self.mainNode.getPos(render) pointA.setZ(pointA.getZ() + self.player_height / 1.8) pointB = tmpNP.getPos(render) if pointA == pointB: return char_step_collision = self.getFirstCollisionInLine(pointA, pointB) tmpNP.removeNode() if char_step_collision is not None: self.mainNode.setFluidZ(char_step_collision.getZ()) return True return False def getFirstCollisionInLine(self, pointA, pointB): """A simple raycast check which will return the first collision point as seen from point A towards pointB""" self.raytest_segment.setPointA(pointA) self.raytest_segment.setPointB(pointB) self.rayCTrav.traverse(render) self.raytest_queue.sortEntries() pos = None if self.raytest_queue.getNumEntries() > 0: pos = self.raytest_queue.getEntry(0).getSurfacePoint(render) return pos