class Accelerator:
def __init__(self, x, y, z):
self.model = loader.loadModel("models/circle")
self.model.reparentTo(render)
self.model.setPos(x, y, z)
self.model.setHpr(0, 0, 0)
self.model.setColor(1, 1, 1, 1)
self.model.setTexture(loader.loadTexture('textures/spiral.png'))
self.glow = loader.loadModel("models/tube")
self.glow.reparentTo(render)
self.glow.setShaderOff()
self.glow.setLightOff()
self.glow.hide(BitMask32.allOn())
self.glow.show(BitMask32(0x01))
self.glow.setPos(x, y, z + 0.05)
self.glow.setHpr(0, 0, 0)
self.glow.setColor(1, 1, 1, 1)
texture = loader.loadTexture('textures/green_glow.png')
texture.setWrapU(Texture.WMClamp)
texture.setWrapV(Texture.WMClamp)
self.glow.setTexture(texture)
self.glow.setTransparency(TransparencyAttrib.MAlpha)
self._active = False
self.visibility = 0
taskMgr.add(self._update_task, "AcceleratorUpdateTask")
def enable_physics(self, physics):
self.geom = OdeCylinderGeom(physics.space, 1.5, 0.1)
self.geom.setPosition(self.model.getPos())
self.geom.setQuaternion(self.model.getQuat())
physics.actions.append(self._deactivate)
def _deactivate(self):
self._active = False
def _update_task(self, task):
if self._active:
self.visibility = min(1, self.visibility + globalClock.getDt())
else:
self.visibility = max(0, self.visibility - globalClock.getDt()*2)
self.glow.setAlphaScale(self.visibility)
return task.cont
def player_interact(self, player):
distance = (player.model.getPos().getXy()-
self.model.getPos().getXy()).length()
if distance < .3:
self._active = True
return True
else:
return False
def reset(self):
pass
def __init__(self, world, parent, color, pos, dir, radius, density, posParent=None):
GameObject.__init__(self, world)
self.color = makeVec4Color(color)
self.scale = radius
self.collisionCount = 0
diameter = 2 * radius
length = 1.815 * diameter
self.node = parent.attachNewNode("")
if posParent == None:
self.node.setPos(*pos)
else:
self.node.setPos(posParent, *pos)
self.node.setColorScale(self.color)
self.node.setTransparency(TransparencyAttrib.MAlpha)
self.node.setScale(radius)
self.node.lookAt(self.node, *dir)
self.node.setHpr(self.node.getHpr() + Vec3(0, 270, 0))
self.model = loader.loadModel("models/bullet.egg")
self.model.reparentTo(self.node)
self.model.setPos(-0.1, -0.1, 0.15)
self.model.setScale(0.4)
self.mass = OdeMass()
self.mass.setCylinder(density, 3, radius, length)
self.body = OdeBody(world.world)
self.body.setMass(self.mass)
self.body.setPosition(self.node.getPos())
self.body.setQuaternion(self.node.getQuat())
self.body.setData(self)
self.body.setGravityMode(False)
self.geom = OdeCylinderGeom(world.space, radius, length)
self.geom.setBody(self.body)
world.space.setSurfaceType(self.geom, world.surfaces["bullet"])
# Adjust collision bitmasks.
self.geom.setCategoryBits(GameObject.bitmaskBullet)
self.geom.setCollideBits(GameObject.bitmaskAll & ~GameObject.bitmaskCharacter)
# Keep the bullet hidden for a split second so it doesn't appear too close to the camera.
self.node.hide()
taskMgr.doMethodLater(0.1, self.showTask, 'show-bullet')
class Bullet(GameObject):
lifetime = 120.0
def __init__(self, world, parent, color, pos, dir, radius, density, posParent=None):
GameObject.__init__(self, world)
self.color = makeVec4Color(color)
self.scale = radius
self.collisionCount = 0
diameter = 2 * radius
length = 1.815 * diameter
self.node = parent.attachNewNode("")
if posParent == None:
self.node.setPos(*pos)
else:
self.node.setPos(posParent, *pos)
self.node.setColorScale(self.color)
self.node.setTransparency(TransparencyAttrib.MAlpha)
self.node.setScale(radius)
self.node.lookAt(self.node, *dir)
self.node.setHpr(self.node.getHpr() + Vec3(0, 270, 0))
self.model = loader.loadModel("models/bullet.egg")
self.model.reparentTo(self.node)
self.model.setPos(-0.1, -0.1, 0.15)
self.model.setScale(0.4)
self.mass = OdeMass()
self.mass.setCylinder(density, 3, radius, length)
self.body = OdeBody(world.world)
self.body.setMass(self.mass)
self.body.setPosition(self.node.getPos())
self.body.setQuaternion(self.node.getQuat())
self.body.setData(self)
self.body.setGravityMode(False)
self.geom = OdeCylinderGeom(world.space, radius, length)
self.geom.setBody(self.body)
world.space.setSurfaceType(self.geom, world.surfaces["bullet"])
# Adjust collision bitmasks.
self.geom.setCategoryBits(GameObject.bitmaskBullet)
self.geom.setCollideBits(GameObject.bitmaskAll & ~GameObject.bitmaskCharacter)
# Keep the bullet hidden for a split second so it doesn't appear too close to the camera.
self.node.hide()
taskMgr.doMethodLater(0.1, self.showTask, 'show-bullet')
def onCollision(self, otherBody, entry):
self.body.setGravityMode(True)
# Dissipate energy based on collision impact.
factor = 1.0 - (min(entry.getContactGeom(0).getDepth(), 0.8) * 0.7)
factor = min(factor, 0.98)
base.taskMgr.doMethodLater(0.05, self.dissipateTask, "bullet-dissipate", extraArgs=[factor])
# Reduce the lifespan.
self.collisionCount += 1
if self.collisionCount == 25:
self.life = Bullet.lifetime
taskMgr.add(self.fadeTask, "bullet-fade")
def dissipateTask(self, factor):
self.dissipate(factor)
def fadeTask(self, task):
if self.life > 0:
self.life -= 1
self.node.setAlphaScale(4.0 * self.life / Bullet.lifetime)
return task.cont
else:
self.destroy()
return task.done
def showTask(self, task):
if self.node != None:
self.node.show()
def enable_physics(self, physics):
self.geom = OdeCylinderGeom(physics.space, 1.5, 0.1)
self.geom.setPosition(self.model.getPos())
self.geom.setQuaternion(self.model.getQuat())
physics.actions.append(self._deactivate)
