from direct.showbase.InputStateGlobal import inputState
from direct.showbase.MessengerGlobal import messenger
from direct.task.Task import Task
from panda3d.core import *
from . import GravityWalker
BattleStrafe = 0
[docs]def ToggleStrafe():
global BattleStrafe
BattleStrafe = not BattleStrafe
[docs]def SetStrafe(status):
global BattleStrafe
BattleStrafe = status
[docs]class BattleWalker(GravityWalker.GravityWalker):
[docs] def __init__(self):
GravityWalker.GravityWalker.__init__(self)
self.slideSpeed = 0
self.advanceSpeed = 0
[docs] def getSpeeds(self):
return (self.speed, self.rotationSpeed, self.slideSpeed, self.advanceSpeed)
[docs] def handleAvatarControls(self, task):
"""
Check on the arrow keys and update the avatar.
"""
# get the button states:
run = inputState.isSet("run")
forward = inputState.isSet("forward")
reverse = inputState.isSet("reverse")
turnLeft = inputState.isSet("turnLeft")
turnRight = inputState.isSet("turnRight")
slideLeft = inputState.isSet("slideLeft")
slideRight = inputState.isSet("slideRight")
jump = inputState.isSet("jump")
# Check for Auto-Run
if base.localAvatar.getAutoRun():
forward = 1
reverse = 0
# Determine what the speeds are based on the buttons:
self.speed=(forward and self.avatarControlForwardSpeed or
reverse and -self.avatarControlReverseSpeed)
# Slide speed is a scaled down version of forward speed
self.slideSpeed=(slideLeft and -self.avatarControlForwardSpeed or
slideRight and self.avatarControlForwardSpeed) * 0.5
self.rotationSpeed=not (slideLeft or slideRight) and (
(turnLeft and self.avatarControlRotateSpeed) or
(turnRight and -self.avatarControlRotateSpeed))
debugRunning = inputState.isSet("debugRunning")
if debugRunning:
self.speed*=base.debugRunningMultiplier
self.slideSpeed*=base.debugRunningMultiplier
self.rotationSpeed*=1.25
if self.needToDeltaPos:
self.setPriorParentVector()
self.needToDeltaPos = 0
if self.wantDebugIndicator:
self.displayDebugInfo()
if self.lifter.isOnGround():
if self.isAirborne:
self.isAirborne = 0
assert self.debugPrint("isAirborne 0 due to isOnGround() true")
impact = self.lifter.getImpactVelocity()
if impact < -30.0:
messenger.send("jumpHardLand")
self.startJumpDelay(0.3)
else:
messenger.send("jumpLand")
if impact < -5.0:
self.startJumpDelay(0.2)
# else, ignore the little potholes.
assert self.isAirborne == 0
self.priorParent = Vec3.zero()
if jump and self.mayJump:
# The jump button is down and we're close
# enough to the ground to jump.
self.lifter.addVelocity(self.avatarControlJumpForce)
messenger.send("jumpStart")
self.isAirborne = 1
assert self.debugPrint("isAirborne 1 due to jump")
else:
if self.isAirborne == 0:
assert self.debugPrint("isAirborne 1 due to isOnGround() false")
self.isAirborne = 1
self.__oldPosDelta = self.avatarNodePath.getPosDelta(render)
# How far did we move based on the amount of time elapsed?
self.__oldDt = ClockObject.getGlobalClock().getDt()
dt=self.__oldDt
# Check to see if we're moving at all:
self.moving = self.speed or self.slideSpeed or self.rotationSpeed or (self.priorParent!=Vec3.zero())
if self.moving:
distance = dt * self.speed
slideDistance = dt * self.slideSpeed
rotation = dt * self.rotationSpeed
# Take a step in the direction of our previous heading.
if distance or slideDistance or self.priorParent != Vec3.zero():
# rotMat is the rotation matrix corresponding to
# our previous heading.
rotMat=Mat3.rotateMatNormaxis(self.avatarNodePath.getH(), Vec3.up())
if self.isAirborne:
forward = Vec3.forward()
else:
contact = self.lifter.getContactNormal()
forward = contact.cross(Vec3.right())
# Consider commenting out this normalize. If you do so
# then going up and down slops is a touch slower and
# steeper terrain can cut the movement in half. Without
# the normalize the movement is slowed by the cosine of
# the slope (i.e. it is multiplied by the sign as a
# side effect of the cross product above).
forward.normalize()
self.vel=Vec3(forward * distance)
if slideDistance:
if self.isAirborne:
right = Vec3.right()
else:
right = forward.cross(contact)
# See note above for forward.normalize()
right.normalize()
self.vel=Vec3(self.vel + (right * slideDistance))
self.vel=Vec3(rotMat.xform(self.vel))
step=self.vel + (self.priorParent * dt)
self.avatarNodePath.setFluidPos(Point3(
self.avatarNodePath.getPos()+step))
self.avatarNodePath.setH(self.avatarNodePath.getH()+rotation)
else:
self.vel.set(0.0, 0.0, 0.0)
if self.moving or jump:
messenger.send("avatarMoving")
return Task.cont
