def loadModel(modelName):
global g_model
g_model = ObjModel("data/" + modelName)
g_camera.target = g_model.centre
g_camera.distance = lu.length(g_model.centre - g_model.aabbMin) * 3.1
g_lightDistance = lu.length(g_model.centre - g_model.aabbMin) * 1.3
def update(self, dt, keyStateMap):
info = self.terrain.getInfoAt(self.position)
# Select max speed based on material
maxSpeed = self.maxSpeedRoad if info.material == TerrainInfo.M_Road else self.maxSpeedRough
targetVel = vec3(0.0)
if keyStateMap["UP"]:
targetVel = self.heading * maxSpeed
if keyStateMap["DOWN"]:
targetVel = self.heading * -maxSpeed
# linearly interpolate towards the target velocity - this means it is tied to the frame rate, which kind of is bad.
self.velocity = lu.mix(self.velocity, targetVel, 0.01)
self.speed = lu.length(self.velocity)
rotationMat = lu.Mat4()
if keyStateMap["LEFT"]:
rotationMat = lu.make_rotation_z(dt * self.angvel)
if keyStateMap["RIGHT"]:
rotationMat = lu.make_rotation_z(dt * -self.angvel)
self.heading = lu.Mat3(rotationMat) * self.heading
# get height of ground at this point.
self.position += self.velocity * dt
# TODO 1.1: After the terrain height is correct, uncomment this line to make the racer follow the ground height
self.position[2] = lu.mix(self.position[2], info.height + self.zOffset,
0.1)