def Step(self, settings) :
sweep1=box2d.b2Sweep()
sweep1.c0.Set(0.0, 20.0)
sweep1.a0 = 0.0
sweep1.c = sweep1.c0
sweep1.a = sweep1.a0
sweep1.t0 = 0.0
sweep1.localCenter = self.m_body1.GetLocalCenter()
sweep2=box2d.b2Sweep()
sweep2.c0.Set(9.6363468, 28.050615)
sweep2.a0 = 1.6408679
sweep2.c = sweep2.c0 + box2d.b2Vec2(-0.075121880, 0.27358246)
sweep2.a = sweep2.a0 - 10.434675
sweep2.t0 = 0.0
sweep2.localCenter = self.m_body2.GetLocalCenter()
toi = box2d.b2TimeOfImpact(self.m_shape1, sweep1, self.m_shape2, sweep2)
self.DrawString(5, self.textLine, "toi = %g" % (toi))
self.textLine += 15
xf2=box2d.b2XForm ()
sweep2.GetXForm(xf2, toi)
vertexCount = self.m_shape2.GetVertexCount()
vertices = []
localVertices = self.m_shape2.getVertices_b2Vec2()
for vertex in localVertices:
vertices.append( box2d.b2Mul(xf2, vertex).tuple() )
self.debugDraw.DrawPolygon(vertices, vertexCount, box2d.b2Color(0.5, 0.7, 0.9))
localVertices = self.m_shape2.getCoreVertices_b2Vec2()
for vertex in localVertices:
vertices.append( box2d.b2Mul(xf2, vertex).tuple() )
self.debugDraw.DrawPolygon(vertices, vertexCount, box2d.b2Color(0.5, 0.7, 0.9))
settings.pause = True
super(TimeOfImpact, self).Step(settings)
settings.pause = False
def Step(self, settings): """Called upon every step. You should always call -> super(Your_Test_Class, self).Step(settings) at the _end_ of your function. """ airfoil_angle = self.joystick.get_axis(0) * 10.0 self.craft.airfoil.set_wing_angle(radians(airfoil_angle)) hydrofoil_angle = self.joystick.get_axis(2) * 10.0 self.craft.hydrofoil.set_wing_angle(radians(hydrofoil_angle)) # do stuff self.craft.step() #if settings.draw: if True: self.DrawString(0,self.textLine,"Use a and s to rotate the hydrofoil, q and w to rotate the airfoil") self.textLine+=15 v = self.craft.velocity() relative_v = mph(v.Length()) force = reduce(add, [d[0] for d in self.craft.get_force_vectors()]) self.DrawString(0,self.textLine, "Absolute Velocity (mph) : %3.1f" % mph(relative_v)) self.textLine+=15 self.DrawString(0,self.textLine, "Windspeed (mph): %4.1f Angle to wind: %4.1f" % (mph(self.craft.windspeed()), degrees(math.atan2(v.y, v.x)))) self.textLine+=15 self.DrawString(0,self.textLine, "Force (lbs): %5.0f,%5.0f" % (lbs(force.x), lbs(force.y))) self.textLine+=15 if mph(relative_v) > 58.2: self.textLine+=15 self.DrawString(0,self.textLine, "RECORD PACE") self.textLine+=15 super(Masheet, self).Step(settings) #if settings.draw: if True: center = self.craft.get_center() self.setCenter(center * self._viewZoom) # draw velocity vector print v self.debugDraw.DrawSegment(center, center + v, box2d.b2Color(1.0, 1.0, 1.0)) for force in self.craft.get_force_vectors(): world_force, world_point, color = force self.debugDraw.DrawSegment(world_point, world_point + (world_force / 100.0), color) self.craft.clear_force_vectors()
def Step(self, settings):
"""Called upon every step.
You should always call
-> super(Your_Test_Class, self).Step(settings)
at the _end_ of your function.
"""
airfoil_angle = self.joystick.get_axis(0) * 10.0
self.craft.airfoil.set_wing_angle(radians(airfoil_angle))
hydrofoil_angle = self.joystick.get_axis(2) * 10.0
self.craft.hydrofoil.set_wing_angle(radians(hydrofoil_angle))
# do stuff
self.craft.step()
#if settings.draw:
if True:
self.DrawString(
0, self.textLine,
"Use a and s to rotate the hydrofoil, q and w to rotate the airfoil"
)
self.textLine += 15
v = self.craft.velocity()
relative_v = mph(v.Length())
force = reduce(add, [d[0] for d in self.craft.get_force_vectors()])
self.DrawString(
0, self.textLine,
"Absolute Velocity (mph) : %3.1f" % mph(relative_v))
self.textLine += 15
self.DrawString(
0, self.textLine,
"Windspeed (mph): %4.1f Angle to wind: %4.1f" %
(mph(self.craft.windspeed()), degrees(math.atan2(v.y, v.x))))
self.textLine += 15
self.DrawString(
0, self.textLine,
"Force (lbs): %5.0f,%5.0f" % (lbs(force.x), lbs(force.y)))
self.textLine += 15
if mph(relative_v) > 58.2:
self.textLine += 15
self.DrawString(0, self.textLine, "RECORD PACE")
self.textLine += 15
super(Masheet, self).Step(settings)
#if settings.draw:
if True:
center = self.craft.get_center()
self.setCenter(center * self._viewZoom)
# draw velocity vector
print v
self.debugDraw.DrawSegment(center, center + v,
box2d.b2Color(1.0, 1.0, 1.0))
for force in self.craft.get_force_vectors():
world_force, world_point, color = force
self.debugDraw.DrawSegment(world_point,
world_point + (world_force / 100.0),
color)
self.craft.clear_force_vectors()