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main.py
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main.py
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#Welcome to Open-Driving-3D 0.07!
#
#This is still an early version, so don't expect too much.
#Have Fun!
#
from panda3d.core import loadPrcFileData
loadPrcFileData("", "win-size 1200 600")
loadPrcFileData("", "audio-libary-name p3openal-audio")
from direct.showbase.ShowBase import ShowBase
from direct.gui.DirectGui import *
from panda3d.bullet import BulletWorld
from panda3d.bullet import BulletRigidBodyNode
from panda3d.bullet import BulletBoxShape
from panda3d.bullet import BulletPlaneShape
from panda3d.bullet import BulletCylinderShape
from panda3d.bullet import BulletVehicle
from panda3d.core import Vec3
from panda3d.core import Point3
from panda3d.bullet import ZUp
from direct.showbase.InputStateGlobal import inputState
from direct.showbase.DirectObject import DirectObject
from direct.gui.OnscreenImage import OnscreenImage
from panda3d.core import TransparencyAttrib
from panda3d.core import Fog
from panda3d.core import DirectionalLight
from panda3d.core import AmbientLight
from panda3d.core import VBase4
from panda3d.core import NodePath
from panda3d.core import Spotlight
from panda3d.core import PerspectiveLens
from direct.gui.OnscreenText import OnscreenText
import sys
class Drive(ShowBase):
def __init__(self):
ShowBase.__init__(self)
#Setup
scene = BulletWorld()
scene.setGravity(Vec3(0, 0, -9.81))
base.setBackgroundColor(0.6,0.9,0.9)
fog = Fog("The Fog")
fog.setColor(0.9,0.9,1.0)
fog.setExpDensity(0.003)
render.setFog(fog)
#Lighting
#Sun light
sun = DirectionalLight("The Sun")
sun_np = render.attachNewNode(sun)
sun_np.setHpr(0,-60,0)
render.setLight(sun_np)
#Ambient light
amb = AmbientLight("The Ambient Light")
amb.setColor(VBase4(0.39,0.39,0.39, 1))
amb_np = render.attachNewNode(amb)
render.setLight(amb_np)
#Variables
self.gear = 0
self.start = 0
self.Pbrake = 0
self.terrain_var = 1
self.time = 0
self.headlight_var = 0
self.RPM = 0
self.clutch = 0
self.carmaxspeed = 100 #KPH
self.carmaxreversespeed = -40 #KPH
self.steering = 0
#Functions
def V1():
camera.setPos(0.25,-1.2,0.5)
camera.setHpr(0,-13,0)
def V2():
camera.setPos(0,-15,3)
camera.setHpr(0,-10,0)
def V3():
camera.setPos(0,0,9)
camera.setHpr(0,-90,0)
def up():
self.gear = self.gear -1
if self.gear < -1:
self.gear = -1
def down():
self.gear = self.gear +1
if self.gear > 1:
self.gear = 1
def start_function():
self.start = 1
self.start_sound.play()
self.engine_idle_sound.play()
self.RPM = 1000
def stop_function():
self.start = 0
self.engine_idle_sound.stop()
def parkingbrake():
self.Pbrake = (self.Pbrake + 1) % 2
def rotate():
Car_np.setHpr(0, 0, 0)
def horn():
self.horn_sound.play()
def set_time():
if self.time == -1:
sun.setColor(VBase4(0.4, 0.3, 0.3, 1))
base.setBackgroundColor(0.8,0.7,0.7)
if self.time == 0:
sun.setColor(VBase4(0.7, 0.7, 0.7, 1))
base.setBackgroundColor(0.6,0.9,0.9)
if self.time == 1:
sun.setColor(VBase4(0.2, 0.2, 0.2, 1))
base.setBackgroundColor(0.55,0.5,0.5)
if self.time == 2:
sun.setColor(VBase4(0.02, 0.02, 0.05, 1))
base.setBackgroundColor(0.3,0.3,0.3)
if self.time == -2:
self.time = -1
if self.time == 3:
self.time = 2
def time_forward():
self.time = self.time + 1
def time_backward():
self.time = self.time -1
def set_terrain():
if self.terrain_var == 1:
self.ground_model.setTexture(self.ground_tex, 1)
self.ground_model.setScale(3)
if self.terrain_var == 2:
self.ground_model.setTexture(self.ground_tex2, 1)
self.ground_model.setScale(3)
if self.terrain_var == 3:
self.ground_model.setTexture(self.ground_tex3, 1)
self.ground_model.setScale(4)
if self.terrain_var == 4:
self.terrain_var = 1
if self.terrain_var == 0:
self.terrain_var = 3
def next_terrain():
self.terrain_var = self.terrain_var + 1
def previous_terrain():
self.terrain_var = self.terrain_var - 1
def show_menu():
self.menu_win.show()
self.a1.show()
self.a2.show()
self.a3.show()
self.a4.show()
self.t1.show()
self.t2.show()
self.ok.show()
self.exit_button.show()
def hide_menu():
self.menu_win.hide()
self.a1.hide()
self.a2.hide()
self.a3.hide()
self.a4.hide()
self.ok.hide()
self.t1.hide()
self.t2.hide()
self.exit_button.hide()
def Menu():
self.menu_win = OnscreenImage(image = "Textures/menu.png", pos = (0.9,0,0), scale = (0.5))
self.menu_win.setTransparency(TransparencyAttrib.MAlpha)
#The Arrow Buttons
self.a1 = DirectButton(text = "<", scale = 0.2, pos = (0.55,0,0.25), command = previous_terrain)
self.a2 = DirectButton(text = ">", scale = 0.2, pos = (1.15,0,0.25), command = next_terrain)
self.a3 = DirectButton(text = "<", scale = 0.2, pos = (0.55,0,0.0), command = time_backward)
self.a4 = DirectButton(text = ">", scale = 0.2, pos = (1.15,0,0.0), command = time_forward)
#The Text
self.t1 = OnscreenText(text = "Terrain", pos = (0.85,0.25,0), scale = 0.1, fg = (0.4,0.4,0.5,1))
self.t2 = OnscreenText(text = "Time", pos = (0.85,0,0), scale = 0.1, fg = (0.4,0.4,0.5,1))
#The Buttons
self.ok = DirectButton(text = "Okay", scale = 0.11, pos = (0.87,0,-0.25), command = hide_menu)
self.exit_button = DirectButton(text = "Quit", scale = 0.11, pos = (0.87,0,-0.42), command = sys.exit)
Menu()
def take_screenshot():
base.screenshot("Screenshot")
def set_headlights():
if self.headlight_var == 1:
Headlight1.setColor(VBase4(9.0,8.9,8.9,1))
Headlight2.setColor(VBase4(9.0,8.9,8.9,1))
if self.headlight_var == 0:
Headlight1.setColor(VBase4(0,0,0,1))
Headlight2.setColor(VBase4(0,0,0,1))
def headlights():
self.headlight_var = (self.headlight_var + 1) % 2
def update_rpm():
#Simulate RPM
if self.start == 1:
if self.gear == 0:
self.RPM = self.RPM - self.RPM / 400
else:
self.RPM = self.RPM + self.carspeed / 9
self.RPM = self.RPM - self.RPM / 200
#Reset RPM to 0 when engine is off
if self.start == 0:
if self.RPM > 0.0:
self.RPM = self.RPM - 40
if self.RPM < 10:
self.RPM = 0.0
#Idle RPM power
if self.start == 1:
if self.RPM < 650:
self.RPM = self.RPM + 4
if self.RPM < 600:
self.clutch = 1
else:
self.clutch = 0
#RPM limit
if self.RPM > 6000:
self.RPM = 6000
#Controls
inputState.watchWithModifiers("F", "arrow_up")
inputState.watchWithModifiers("B", "arrow_down")
inputState.watchWithModifiers("L", "arrow_left")
inputState.watchWithModifiers("R", "arrow_right")
do = DirectObject()
do.accept("escape", show_menu)
do.accept("1", V1)
do.accept("2", V2)
do.accept("3", V3)
do.accept("page_up", up)
do.accept("page_down", down)
do.accept("x-repeat", start_function)
do.accept("x", stop_function)
do.accept("p", parkingbrake)
do.accept("backspace", rotate)
do.accept("enter", horn)
do.accept("f12", take_screenshot)
do.accept("h", headlights)
#The ground
self.ground = BulletPlaneShape(Vec3(0, 0, 1,), 1)
self.ground_node = BulletRigidBodyNode("The ground")
self.ground_node.addShape(self.ground)
self.ground_np = render.attachNewNode(self.ground_node)
self.ground_np.setPos(0, 0, -2)
scene.attachRigidBody(self.ground_node)
self.ground_model = loader.loadModel("Models/plane.egg")
self.ground_model.reparentTo(render)
self.ground_model.setPos(0,0,-1)
self.ground_model.setScale(3)
self.ground_tex = loader.loadTexture("Textures/ground.png")
self.ground_tex2 = loader.loadTexture("Textures/ground2.png")
self.ground_tex3 = loader.loadTexture("Textures/ground3.png")
self.ground_model.setTexture(self.ground_tex, 1)
#The car
Car_shape = BulletBoxShape(Vec3(1, 2.0, 1.0))
Car_node = BulletRigidBodyNode("The Car")
Car_node.setMass(1200.0)
Car_node.addShape(Car_shape)
Car_np = render.attachNewNode(Car_node)
Car_np.setPos(0,0,3)
Car_np.setHpr(0,0,0)
Car_np.node().setDeactivationEnabled(False)
scene.attachRigidBody(Car_node)
Car_model = loader.loadModel("Models/Car.egg")
Car_model.reparentTo(Car_np)
Car_tex = loader.loadTexture("Textures/Car1.png")
Car_model.setTexture(Car_tex, 1)
self.Car_sim = BulletVehicle(scene, Car_np.node())
self.Car_sim.setCoordinateSystem(ZUp)
scene.attachVehicle(self.Car_sim)
#The inside of the car
Car_int = loader.loadModel("Models/inside.egg")
Car_int.reparentTo(Car_np)
Car_int_tex = loader.loadTexture("Textures/inside.png")
Car_int.setTexture(Car_int_tex, 1)
Car_int.setTransparency(TransparencyAttrib.MAlpha)
#The steering wheel
Sw = loader.loadModel("Models/Steering wheel.egg")
Sw.reparentTo(Car_np)
Sw.setPos(0.25,0,-0.025)
#The first headlight
Headlight1 = Spotlight("Headlight1")
lens = PerspectiveLens()
lens.setFov(180)
Headlight1.setLens(lens)
Headlight1np = render.attachNewNode(Headlight1)
Headlight1np.reparentTo(Car_np)
Headlight1np.setPos(-0.8,2.5,-0.5)
Headlight1np.setP(-15)
render.setLight(Headlight1np)
#The second headlight
Headlight2 = Spotlight("Headlight2")
Headlight2.setLens(lens)
Headlight2np = render.attachNewNode(Headlight2)
Headlight2np.reparentTo(Car_np)
Headlight2np.setPos(0.8,2.5,-0.5)
Headlight2np.setP(-15)
render.setLight(Headlight2np)
#Sounds
self.horn_sound = loader.loadSfx("Sounds/horn.ogg")
self.start_sound = loader.loadSfx("Sounds/enginestart.ogg")
self.engine_idle_sound = loader.loadSfx("Sounds/engineidle.ogg")
self.engine_idle_sound.setLoop(True)
self.accelerate_sound = loader.loadSfx("Sounds/enginethrottle.ogg")
#Camera
base.disableMouse()
camera.reparentTo(Car_np)
camera.setPos(0,-15,3)
camera.setHpr(0,-10,0)
#Wheel function
def Wheel(pos, np, r, f):
w = self.Car_sim.createWheel()
w.setNode(np.node())
w.setChassisConnectionPointCs(pos)
w.setFrontWheel(f)
w.setWheelDirectionCs(Vec3(0, 0, -1))
w.setWheelAxleCs(Vec3(1, 0, 0))
w.setWheelRadius(r)
w.setMaxSuspensionTravelCm(40)
w.setSuspensionStiffness(120)
w.setWheelsDampingRelaxation(2.3)
w.setWheelsDampingCompression(4.4)
w.setFrictionSlip(50)
w.setRollInfluence(0.1)
#Wheels
w1_np = loader.loadModel("Models/Lwheel")
w1_np.reparentTo(render)
w1_np.setColorScale(0,6)
Wheel(Point3(-1,1,-0.6), w1_np, 0.4, False)
w2_np = loader.loadModel("Models/Rwheel")
w2_np.reparentTo(render)
w2_np.setColorScale(0,6)
Wheel(Point3(-1.1,-1.2,-0.6), w2_np, 0.4, True)
w3_np = loader.loadModel("Models/Lwheel")
w3_np.reparentTo(render)
w3_np.setColorScale(0,6)
Wheel(Point3(1.1,-1,-0.6), w3_np, 0.4, True)
w4_np = loader.loadModel("Models/Rwheel")
w4_np.reparentTo(render)
w4_np.setColorScale(0,6)
Wheel(Point3(1,1,-0.6), w4_np, 0.4, False)
#The engine and steering
def processInput(dt):
#Vehicle properties
self.steeringClamp = 35.0
self.steeringIncrement = 70
engineForce = 0.0
brakeForce = 0.0
#Get the vehicle's current speed
self.carspeed = self.Car_sim.getCurrentSpeedKmHour()
#Engage clutch when in gear 0
if self.gear == 0:
self.clutch = 1
#Slow the steering when at higher speeds
self.steeringIncrement = self.steeringIncrement - self.carspeed / 1.5
#Reset the steering
if not inputState.isSet("L") and not inputState.isSet("R"):
if self.steering < 0.00:
self.steering = self.steering + 0.6
if self.steering > 0.00:
self.steering = self.steering - 0.6
if self.steering < 1.0 and self.steering > -1.0:
self.steering = 0
#Slow the car down while it's moving
if self.clutch == 0:
brakeForce = brakeForce + self.carspeed / 5
else:
brakeForce = brakeForce + self.carspeed / 15
#Forward
if self.start == 1:
if inputState.isSet("F"):
self.RPM = self.RPM + 35
self.accelerate_sound.play()
if self.clutch == 0:
if self.gear == -1:
if self.carspeed > self.carmaxreversespeed:
engineForce = -self.RPM / 3
if self.gear == 1:
if self.carspeed < self.carmaxspeed:
engineForce = self.RPM / 1
#Brake
if inputState.isSet("B"):
engineForce = 0.0
brakeForce = 12.0
if self.gear != 0 and self.clutch == 0:
self.RPM = self.RPM - 20
#Left
if inputState.isSet("L"):
if self.steering < 0.0:
#This makes the steering reset at the correct speed when turning from right to left
self.steering += dt * self.steeringIncrement + 0.6
self.steering = min(self.steering, self.steeringClamp)
else:
#Normal steering
self.steering += dt * self.steeringIncrement
self.steering = min(self.steering, self.steeringClamp)
#Right
if inputState.isSet("R"):
if self.steering > 0.0:
#This makes the steering reset at the correct speed when turning from left to right
self.steering -= dt * self.steeringIncrement + 0.6
self.steering = max(self.steering, -self.steeringClamp)
else:
#Normal steering
self.steering -= dt * self.steeringIncrement
self.steering = max(self.steering, -self.steeringClamp)
#Park
if self.Pbrake == 1:
brakeForce = 10.0
if self.gear != 0 and self. clutch == 0:
self.RPM = self.RPM - 20
#Apply forces to wheels
self.Car_sim.applyEngineForce(engineForce, 0);
self.Car_sim.applyEngineForce(engineForce, 3);
self.Car_sim.setBrake(brakeForce, 1);
self.Car_sim.setBrake(brakeForce, 2);
self.Car_sim.setSteeringValue(self.steering, 0);
self.Car_sim.setSteeringValue(self.steering, 3);
#Steering wheel
Sw.setHpr(0,0,-self.steering*10)
#The HUD
self.gear_hud = OnscreenImage(image = "Textures/gear_hud.png", pos = (-1,0,-0.85), scale = (0.2))
self.gear_hud.setTransparency(TransparencyAttrib.MAlpha)
self.gear2_hud = OnscreenImage(image = "Textures/gear2_hud.png", pos = (-1,0,-0.85), scale = (0.2))
self.gear2_hud.setTransparency(TransparencyAttrib.MAlpha)
self.starter = OnscreenImage(image = "Textures/starter.png", pos = (-1.2,0,-0.85), scale = (0.15))
self.starter.setTransparency(TransparencyAttrib.MAlpha)
self.park = OnscreenImage(image = "Textures/pbrake.png", pos = (-0.8,0,-0.85), scale = (0.1))
self.park.setTransparency(TransparencyAttrib.MAlpha)
self.rev_counter = OnscreenImage(image = "Textures/dial.png", pos = (-1.6, 0.0, -0.70), scale = (0.6,0.6,0.4))
self.rev_counter.setTransparency(TransparencyAttrib.MAlpha)
self.rev_needle = OnscreenImage(image = "Textures/needle.png", pos = (-1.6, 0.0, -0.70), scale = (0.5))
self.rev_needle.setTransparency(TransparencyAttrib.MAlpha)
self.rev_text = OnscreenText(text = " ", pos = (-1.6, -0.90, 0), scale = 0.05)
self.speedometer = OnscreenImage(image = "Textures/dial.png", pos = (-1.68, 0.0, -0.10), scale = (0.7,0.7,0.5))
self.speedometer.setTransparency(TransparencyAttrib.MAlpha)
self.speedometer_needle = OnscreenImage(image = "Textures/needle.png", pos = (-1.68, 0.0, -0.10), scale = (0.5))
self.speedometer_needle.setTransparency(TransparencyAttrib.MAlpha)
self.speedometer_text = OnscreenText(text = " ", pos = (-1.68, -0.35, 0), scale = 0.05)
#Update the HUD
def Update_HUD():
#Move gear selector
if self.gear == -1:
self.gear2_hud.setPos(-1,0,-0.785)
if self.gear == 0:
self.gear2_hud.setPos(-1,0,-0.85)
if self.gear == 1:
self.gear2_hud.setPos(-1,0,-0.91)
#Rotate starter
if self.start == 0:
self.starter.setHpr(0,0,0)
else:
self.starter.setHpr(0,0,45)
#Update the parking brake light
if self.Pbrake == 1:
self.park.setImage("Textures/pbrake2.png")
self.park.setTransparency(TransparencyAttrib.MAlpha)
else:
self.park.setImage("Textures/pbrake.png")
self.park.setTransparency(TransparencyAttrib.MAlpha)
#Update the rev counter
self.rev_needle.setR(self.RPM/22)
rev_string = str(self.RPM)[:4]
self.rev_text.setText(rev_string+" RPM")
#Update the speedometer
if self.carspeed > 0.0:
self.speedometer_needle.setR(self.carspeed*2.5)
if self.carspeed < 0.0:
self.speedometer_needle.setR(-self.carspeed*2.5)
speed_string = str(self.carspeed)[:3]
self.speedometer_text.setText(speed_string+" KPH")
#Update the program
def update(task):
dt = globalClock.getDt()
processInput(dt)
Update_HUD()
set_time()
set_terrain()
set_headlights()
update_rpm()
scene.doPhysics(dt, 5, 1.0/180.0)
return task.cont
taskMgr.add(update, "Update")
#Run the program
D = Drive()
D.run()