def drawBBox(self, scnObj):
ls = LineSegs()
x, y, z = scnObj.pos
rx, rz, ry = scnObj.radius
ls.setThickness(5)
ls.setColor(1, 0.4, 0.0, 0.3)
ls.moveTo(x, y, z)
ls.drawTo(x + rx, y + ry, z + rz)
ls.drawTo(x + rx, y - ry, z + rz)
ls.drawTo(x - rx, y - ry, z + rz)
ls.drawTo(x - rx, y + ry, z + rz)
ls.drawTo(x + rx, y + ry, z + rz)
ls.moveTo(x, y, z)
ls.drawTo(x + rx, y + ry, z - rz)
ls.drawTo(x + rx, y - ry, z - rz)
ls.drawTo(x - rx, y - ry, z - rz)
ls.drawTo(x - rx, y + ry, z - rz)
ls.drawTo(x + rx, y + ry, z - rz)
linegeomn = ls.create(dynamic=False)
np = self.render.attachNewNode(linegeomn)
scnObj.setNodePath(
np) # Rotation should occure ere, TODO but maybe it shouldnt
def plot_xy_vs_t(self):
then = self.now
if self.now == 0:
then = time.time()
self.now = time.time()
#print self.now
dt = (self.now - then) / 10
joy_in = self.js.getEvents()
if joy_in:
#print type(joy_in)
for event_name in joy_in:
#print event_name
event = joy_in[event_name]
#print event
#print type(event)
#print inspect.getmembers(event, predicate=inspect.ismethod)
event_mag = event.getMagnitude()
if event_name == 'moveForward':
y_mag = event_mag
#print('forward', y_mag)
self.y_mag = (y_mag * self.gain) - self.offset
#print('forward', self.y_mag)
elif event_name == 'moveBackward':
y_mag = -event_mag
#print('backward', y_mag)
self.y_mag = (y_mag * self.gain) - self.offset
#print('backward', self.y_mag)
elif event_name == 'turnRight':
x_mag = event_mag
#print('right', x_mag)
self.x_mag = (x_mag * self.gain) + self.offset
#print('right', self.x_mag)
elif event_name == 'turnLeft':
x_mag = -event_mag
#print('left', x_mag)
self.x_mag = (x_mag * self.gain) + self.offset
#print('left', self.x_mag)
plot_x = LineSegs()
plot_x.setThickness(2.0)
plot_x.setColor(Vec4(1, 1, 0, 1))
plot_x.moveTo(self.time, 0, self.old_x)
plot_y = LineSegs()
plot_y.setThickness(2.0)
plot_y.setColor(Vec4(1, 0, 0, 1))
plot_y.moveTo(self.time, 0, self.old_y)
self.time += dt
#print('dt', dt)
#print('time', self.time)
plot_x.drawTo(self.time, 0, self.x_mag)
node = base.render2d.attach_new_node(plot_x.create(True))
self.plot.append(node)
plot_y.drawTo(self.time, 0, self.y_mag)
node = base.render2d.attach_new_node(plot_y.create(True))
self.plot.append(node)
self.old_x = self.x_mag
self.old_y = self.y_mag
if self.time > 1:
self.clear_plot()
def create_line_seg(panda3d):
print("Draw LineSeg")
line = LineSegs()
print(LineSegs)
line.setThickness(4)
print(coredata["start"])
x0, y0, z0 = coredata["start"]
x1, y1, z1 = app.work_plane_mouse
line.setColor(1.0, 0.0, 0.0, 1.0)
line.moveTo(x0, y0, z0)
line.drawTo(x1, y1, z1)
coredata["line"] = line
node = line.create(dynamic=True)
node_path = NodePath(node)
node_path.reparentTo(panda3d.render)
coredata["line_node"] = node_path
return line, node
def move_map_avatar(self, move, stop):
# print move
# avatar is mapped assuming c_range of 0.5. What do I need to
# change to use a different c_range? c_range of one is twice
# the
if move:
avt = LineSegs()
avt.setThickness(1)
avt.setColor(1, 1, 1)
# print 'last', self.last_avt
avt.move_to(self.last_avt[0], -5, self.last_avt[1])
# print 'move', move
new_move = [i + (j * self.avt_factor) for i, j in zip(self.last_avt, move)]
# new_move = [i + j for i, j in zip(self.last_avt, move)]
# would it be better to have a local stop condition?
if stop[0]:
new_move[0] = self.last_avt[0]
# print 'stop x', self.last_avt[0]
if stop[1]:
new_move[1] = self.last_avt[1]
# print 'stop y', self.last_avt[1]
# print 'new', new_move
self.last_avt = [new_move[0], new_move[1]]
avt.draw_to(new_move[0], -5, new_move[1])
self.map_avt_node.append(self.render2d.attach_new_node(avt.create()))
# print self.map_avt_node[-1]
# can't let too many nodes pile up
if len(self.map_avt_node) > 299:
# removing the node does not remove the object from the list
for i, j in enumerate(self.map_avt_node):
j.removeNode()
if i > 49:
break
del self.map_avt_node[0:50]
def load_bbone(self, structure, node):
for chain in structure.get_chains():
carr = np.random.rand(3, 1)
ccolor = float(carr[0]), float(carr[1]), float(carr[2]), 1.0
can_atoms = [
atom for atom in chain.get_atoms()
if atom.get_name() == 'CA' or atom.get_name() == 'N'
]
can_coordinates = [atom.coord for atom in can_atoms]
for atom in can_atoms:
x, y, z = atom.coord
id = atom.get_id()
a = loader.loadModel("data/atom_sphere")
a.setPos(x, y, z)
a.reparentTo(pnode)
a.setColor(ccolor)
a.setScale(vrad(id) / 2.5)
lines = LineSegs()
lines.setColor(ccolor)
lines.moveTo(can_coordinates[0][0], can_coordinates[0][1],
can_coordinates[0][2])
for i in range(len(can_atoms))[1:]:
lines.drawTo(can_coordinates[i][0], can_coordinates[i][1],
can_coordinates[i][2])
lines.setThickness(6)
lnode = lines.create()
linenp = NodePath(lnode)
linenp.reparentTo(pnode)
node.flattenStrong()
def createMoveVis(self):
# Instance each selected map object to the vis root
for obj in base.selectionMgr.selectedObjects:
instRoot = NodePath("instRoot")
inst = obj.np.instanceTo(instRoot)
instRoot.wrtReparentTo(self.toolVisRoot)
self.xformObjects.append((obj, instRoot, inst))
# Show an infinite line along the axis we are moving the object
# if we are using the 3D view
if self.widget.activeAxis:
axis = self.widget.activeAxis.axisIdx
segs = LineSegs()
col = Vec4(0, 0, 0, 1)
col[axis] = 1.0
segs.setColor(col)
p = Point3(0)
p[axis] = -1000000
segs.moveTo(p)
p[axis] = 1000000
segs.drawTo(p)
self.axis3DLines = self.toolRoot.attachNewNode(segs.create())
self.axis3DLines.setLightOff(1)
self.axis3DLines.setFogOff(1)
self.widget.stash()
def checkCollisions(self, task):
sensorPoints = []
self.sensorDistances = []
for queue in self.sensorCollisionHandlers:
if queue.getNumEntries() > 0:
queue.sortEntries()
entry = queue.getEntry(0)
sensorPoint = entry.getSurfacePoint(entry.getFromNodePath())
sensorPoints.append(sensorPoint)
tmp = sensorPoint - Vec3(0.0, 0.0, self.sensorHeight)
self.sensorDistances.append(tmp.length())
# DEBUG
tmp = self.car.find("sensorsSegs")
if not tmp.isEmpty():
tmp.removeNode()
if self.debugMode:
sensorSegs = LineSegs("sensorsSegs")
sensorSegs.setColor(1.0, 0.45, 0.0)
sensorSegs.setThickness(4)
for point in sensorPoints:
sensorSegs.moveTo(Point3(0.0, 0.0, self.sensorHeight))
sensorSegs.drawTo(point)
sensorNode = sensorSegs.create()
self.car.attachNewNode(sensorNode)
return task.cont
def plot_xy(self):
joy_in = self.js.getEvents()
if joy_in:
#print type(joy_in)
for event_name in joy_in:
#print event_name
event = joy_in[event_name]
#print event
#print type(event)
#print inspect.getmembers(event, predicate=inspect.ismethod)
event_mag = event.getMagnitude()
if event_name == 'moveForward':
self.y_mag = event_mag
print('forward', self.y_mag)
elif event_name == 'moveBackward':
self.y_mag = -event_mag
print('backward', self.y_mag)
elif event_name == 'turnRight':
self.x_mag = event_mag
print('right', self.x_mag)
elif event_name == 'turnLeft':
self.x_mag = -event_mag
print('left', self.x_mag)
plot_xy = LineSegs()
plot_xy.setThickness(2.0)
plot_xy.setColor(Vec4(1, 1, 0, 1))
plot_xy.moveTo(self.old_x, 0, self.old_y)
plot_xy.drawTo(self.x_mag, 0, self.y_mag)
base.render2d.attach_new_node(plot_xy.create(True))
self.old_x = self.x_mag
self.old_y = self.y_mag
def plot_xy(self):
joy_in = self.js.getEvents()
if joy_in:
#print type(joy_in)
for event_name in joy_in:
#print event_name
event = joy_in[event_name]
#print event
#print type(event)
#print inspect.getmembers(event, predicate=inspect.ismethod)
event_mag = event.getMagnitude()
if event_name == 'moveForward':
self.y_mag = event_mag
print('forward', self.y_mag)
elif event_name == 'moveBackward':
self.y_mag = -event_mag
print('backward', self.y_mag)
elif event_name == 'turnRight':
self.x_mag = event_mag
print('right', self.x_mag)
elif event_name == 'turnLeft':
self.x_mag = -event_mag
print('left', self.x_mag)
plot_xy = LineSegs()
plot_xy.setThickness(2.0)
plot_xy.setColor(Vec4(1, 1, 0, 1))
plot_xy.moveTo(self.old_x, 0, self.old_y)
plot_xy.drawTo(self.x_mag, 0, self.y_mag)
base.render2d.attach_new_node(plot_xy.create(True))
self.old_x = self.x_mag
self.old_y = self.y_mag
def gen_linesegs(linesegs, thickness=0.001, rgba=[0, 0, 0, 1]):
"""
gen linsegs -- non-continuous segs are allowed
:param linesegs: [[pnt0, pn1], [pnt0, pnt1], ...], pnti 1x3 nparray, defined in local 0 frame
:param rgba:
:param thickness:
:param refpos, refrot: the local coordinate frame where the pnti in the linsegs are defined
:return: a geomtric model
author: weiwei
date: 20161216, 20201116
"""
M_TO_PIXEL = 3779.53
# Create a set of line segments
ls = LineSegs()
ls.setThickness(thickness * M_TO_PIXEL)
ls.setColor(rgba[0], rgba[1], rgba[2], rgba[3])
for p0p1tuple in linesegs:
ls.moveTo(p0p1tuple[0][0], p0p1tuple[0][1], p0p1tuple[0][2])
ls.drawTo(p0p1tuple[1][0], p0p1tuple[1][1], p0p1tuple[1][2])
# Create and return a node with the segments
lsnp = NodePath(ls.create())
lsnp.setTransparency(TransparencyAttrib.MDual)
lsnp.setLightOff()
ls_sgm = StaticGeometricModel(lsnp)
return ls_sgm
def draw_trails(self):
# draw trails
# self.trails = []
for i, ball in enumerate(self.box.particles):
trail = []
# for j in range(self.box.trail):
for j in range(MAX_TRAILS):
line = LineSegs(f"trail[{i},{j}]")
color = [c / 255 for c in ball.color]
line.setColor(*color, 1)
# line.setColor(0.3, 0.3, 0.3, 1)
line.moveTo((0, 0, 0))
line.drawTo((0, 1, 0))
line.setThickness(1)
node = line.create()
nodepath = NodePath(node)
# nodepath.reparentTo(self.render)
nodepath.reparentTo(self.boxnode)
# nodepath.reparentTo(ball.object)
# nodepath.setColor(0,0.5,0,1)
trail.append(nodepath)
self.trails.append(trail)
return self.box.particles
def makeBulletRicochet(self, dgi):
pos = CIGlobals.getVec3(dgi)
dir = CIGlobals.getVec3(dgi)
scale = dgi.getFloat64()
start = (0, 0, 0)
end = dir * scale
from panda3d.core import LineSegs, Vec4
from direct.interval.IntervalGlobal import Sequence, Func, Parallel
lines = LineSegs()
lines.setColor(Vec4(1, 1, 1, 1))
lines.setThickness(1)
lines.moveTo(start)
lines.drawTo(end)
np = render.attachNewNode(lines.create())
np.setLightOff(1)
np.setPos(pos)
Sequence(
Parallel(np.posInterval(0.1, pos + end, pos),
np.scaleInterval(0.1, (0.001, 0.001, 0.001), (1, 1, 1))),
Func(np.removeNode)).start()
import random
soundDir = "sound/weapons/ric{0}.wav"
soundIdx = random.randint(1, 5)
CIGlobals.emitSound(soundDir.format(soundIdx), pos)
def makeGizmoAxis(self, axis, text, textOffset=1.1):
color = Vec4(0, 0, 0, 1)
color[axis] = 1
pos = Vec3(0, 1, 0)
if axis == 1:
pos[1] = -pos[1]
if axis == 1:
textOffset = -textOffset
direction = Vec3(0)
direction[axis] = 1
segs = LineSegs()
segs.setColor(color)
segs.moveTo(Point3(0))
segs.drawTo(pos)
np = self.np.attachNewNode(segs.create())
np.lookAt(direction)
tn = TextNode('gizmoAxis%iText' % axis)
tn.setTextColor(color)
tn.setAlign(TextNode.ACenter)
tn.setText(text)
tnnp = np.attachNewNode(tn.generate())
tnnp.setY(textOffset)
tnnp.setBillboardPointEye()
tnnp.setScale(0.5)
return np
def show_window(self, target_pos):
# draw line around target representing how close the subject has to be looking to get reward
# print('show window around square', square_pos)
tolerance = self.plot_variables[
self.text_dict['Tolerance']] / self.deg_per_pixel
# print 'tolerance in pixels', tolerance
# print 'square', square[0], square[2]
eye_window = LineSegs()
eye_window.setThickness(2.0)
eye_window.setColor(1, 0, 0, 1)
angle_radians = radians(360)
for i in range(50):
a = angle_radians * i / 49
y = tolerance * sin(a)
x = tolerance * cos(a)
eye_window.drawTo((x + target_pos[0], 55, y + target_pos[1]))
# draw a radius line
# eye_window.moveTo(square[0], 55, square[2])
# eye_window.drawTo(square[0], 55, square[2] + self.plot_variables[self.text_dict['Tolerance']])
# print 'distance drawn', self.distance((square[0], square[2]), (square[0], square[2] + self.plot_variables[self.text_dict['Tolerance']]))
# True optimizes the line segments, which sounds useful
node = self.base.render.attachNewNode(eye_window.create(True))
node.show(BitMask32.bit(0))
node.hide(BitMask32.bit(1))
self.eye_window.append(node)
def add_line(self, start_p: Union[Vec3, Tuple], end_p: Union[Vec3, Tuple], color, thickness: float):
line_seg = LineSegs("interface")
line_seg.setColor(*color)
line_seg.moveTo(start_p)
line_seg.drawTo(end_p)
line_seg.setThickness(thickness)
NodePath(line_seg.create(False)).reparentTo(self.render)
def plot_xy_vs_t(self):
then = self.now
if self.now == 0:
then = time.time()
self.now = time.time()
#print self.now
dt = (self.now - then) / 10
joy_in = self.js.getEvents()
if joy_in:
#print type(joy_in)
for event_name in joy_in:
#print event_name
event = joy_in[event_name]
#print event
#print type(event)
#print inspect.getmembers(event, predicate=inspect.ismethod)
event_mag = event.getMagnitude()
if event_name == 'moveForward':
y_mag = event_mag
#print('forward', y_mag)
self.y_mag = (y_mag * self.gain) - self.offset
#print('forward', self.y_mag)
elif event_name == 'moveBackward':
y_mag = -event_mag
#print('backward', y_mag)
self.y_mag = (y_mag * self.gain) - self.offset
#print('backward', self.y_mag)
elif event_name == 'turnRight':
x_mag = event_mag
#print('right', x_mag)
self.x_mag = (x_mag * self.gain) + self.offset
#print('right', self.x_mag)
elif event_name == 'turnLeft':
x_mag = -event_mag
#print('left', x_mag)
self.x_mag = (x_mag * self.gain) + self.offset
#print('left', self.x_mag)
plot_x = LineSegs()
plot_x.setThickness(2.0)
plot_x.setColor(Vec4(1, 1, 0, 1))
plot_x.moveTo(self.time, 0, self.old_x)
plot_y = LineSegs()
plot_y.setThickness(2.0)
plot_y.setColor(Vec4(1, 0, 0, 1))
plot_y.moveTo(self.time, 0, self.old_y)
self.time += dt
#print('dt', dt)
#print('time', self.time)
plot_x.drawTo(self.time, 0, self.x_mag)
node = base.render2d.attach_new_node(plot_x.create(True))
self.plot.append(node)
plot_y.drawTo(self.time, 0, self.y_mag)
node = base.render2d.attach_new_node(plot_y.create(True))
self.plot.append(node)
self.old_x = self.x_mag
self.old_y = self.y_mag
if self.time > 1:
self.clear_plot()
def create(self, s):
segs = LineSegs( )
segs.setThickness( 2.0 )
segs.setColor( Vec4(1,0,0,1) )
segs.moveTo( s.points[0] )
for p in s.points[1:]:
segs.drawTo( p )
return segs.create( )
def _drawVelocityLine(self):
self.velocityLineNP.removeNode()
ls = LineSegs()
# ls.setThickness(1)
ls.setColor(0.0, 0.0, 1.0, 1.0)
ls.moveTo(self.getPos())
ls.drawTo(self.getPos() + self.getVel())
node = ls.create()
self.velocityLineNP = self.base.render.attachNewNode(node)
def _drawSetpointLine(self):
self.setpointNP.removeNode()
ls = LineSegs()
# ls.setThickness(1)
ls.setColor(1.0, 1.0, 1.0, 1.0)
ls.moveTo(self.getPos())
ls.drawTo(self.setpoint)
node = ls.create()
self.setpointNP = self.base.render.attachNewNode(node)
def _drawForceLine(self):
self.forceLineNP.removeNode()
ls = LineSegs()
# ls.setThickness(1)
ls.setColor(0.0, 1.0, 0.0, 1.0)
ls.moveTo(self.getPos())
ls.drawTo(self.getPos() + self.rigidBody.getTotalForce() * 0.2)
node = ls.create()
self.forceLineNP = self.base.render.attachNewNode(node)
def plot_zero_lines(self):
plot_zero = LineSegs()
plot_zero.setThickness(2.0)
plot_zero.setColor(Vec4(1, 0, 1, 1))
plot_zero.moveTo(-1, 0, self.x_mag)
plot_zero.drawTo(1, 0, self.x_mag)
plot_zero.moveTo(-1, 0, self.y_mag)
plot_zero.drawTo(1, 0, self.y_mag)
base.render2d.attach_new_node(plot_zero.create(True))
def _drawActualDroneLine(self):
self.actualDroneLineNP.removeNode()
ls = LineSegs()
# ls.setThickness(1)
ls.setColor(0.0, 0.0, 0.0, 1.0)
ls.moveTo(self.getPos())
ls.drawTo(self.actualDronePosition)
node = ls.create()
self.actualDroneLineNP = self.base.render.attachNewNode(node)
def draw_edge(self, e, e_color):
line_drawer = LineSegs('line_drawer')
line_drawer.setColor(e_color)
line_drawer.setThickness(1.5)
line_drawer.moveTo(e.v1.pos)
line_drawer.drawTo(e.v2.pos)
edge_node = line_drawer.create()
rendered_edge = self.render_root.attachNewNode(edge_node)
self.render_nodes['edge_' + str(e.ID)] = rendered_edge
def plot_zero_lines(self):
plot_zero = LineSegs()
plot_zero.setThickness(2.0)
plot_zero.setColor(Vec4(1, 0, 1, 1))
plot_zero.moveTo(-1, 0, self.x_mag)
plot_zero.drawTo(1, 0, self.x_mag)
plot_zero.moveTo(-1, 0, self.y_mag)
plot_zero.drawTo(1, 0, self.y_mag)
base.render2d.attach_new_node(plot_zero.create(True))
def draw_line(self,p,col):
line = LineSegs()
line.setColor(col[0],col[1],col[2], 1)
line.setThickness(2)
line.moveTo(p[0],p[1],0)
line.drawTo(p[2],p[3],0)
line_node = line.create()
node_path = NodePath(line_node)
node_path.reparentTo(render)
def draw_edge(self,e,e_color):
line_drawer = LineSegs('line_drawer')
line_drawer.setColor(e_color)
line_drawer.setThickness(1.5)
line_drawer.moveTo(e.v1.pos)
line_drawer.drawTo(e.v2.pos)
edge_node = line_drawer.create()
rendered_edge = self.render_root.attachNewNode(edge_node)
self.render_nodes['edge_'+str(e.ID)] = rendered_edge
def drawLineSeg(self, loader, parent, start, end):
lines = LineSegs()
lines.setThickness(5.0)
lines.setColor(VBase4(1, 0.5, 0.5, 1.0))
lines.moveTo(start)
lines.drawTo(end)
np = parent.attachNewNode(lines.create())
np.setDepthWrite(True)
np.setDepthTest(True)
def fire_laser(self, panda3dworld, entity_id):
now = globalClock.getRealTime()
if now - self.last_time_laser_fired < self.laser_reload_time:
if defines.ENTITIES[entity_id]["CATEGORY"] == "ship":
panda3dworld.keys["fire"] = 0
elif defines.ENTITIES[entity_id]["CATEGORY"] == "ship2":
panda3dworld.keys["p2fire"] = 0
else:
self.last_time_laser_fired = now
pos = defines.ENTITIES[entity_id]["NODE"].getPos()
angle = 360 - defines.ENTITIES[entity_id]["NODE"].getR()
# print angle
start_pos_x = pos.x + 0.5 * cos(angle * pi / 180)
start_pos_y = pos.z + 0.5 * sin(angle * pi / 180)
pos_x = pos.x + 10 * cos(angle * pi / 180)
pos_y = pos.z + 10 * sin(angle * pi / 180)
callback = test_laser_collision(start_pos_x, start_pos_y, pos_x, pos_y)
if callback.hit:
pos_x = callback.point.x
pos_y = callback.point.y
for contact_id, entity in defines.ENTITIES.items():
if entity["BODY"].fixtures[0] == callback.fixture:
if (
entity["CATEGORY"] == "ship"
or entity["CATEGORY"] == "ship2"
or entity["CATEGORY"] == "asteroid"
):
entity["SHIELD"] -= 10
elif entity["CATEGORY"] == "bullet":
defines.ENTITIES[contact_id]["NODE"].removeNode()
defines.ENTITIES[contact_id]["PHYSIC_NODE"].removeNode()
defines.world.DestroyBody(defines.ENTITIES[contact_id]["BODY"])
del defines.ENTITIES[contact_id]
ls = LineSegs("lines")
ls.setColor(1, 1, 1, 1)
ls.drawTo(start_pos_x, 55, start_pos_y)
ls.drawTo(pos_x, 55, pos_y)
laser = ls.create(False)
laserPath = render.attachNewNode(laser)
laserPath.setBin("unsorted", 0)
laserPath.setDepthTest(False)
sound = base.loader.loadSfx("sounds/laser.ogg")
sound.setVolume(0.2)
sound.play()
taskMgr.doMethodLater(0.05, remove_laser_task, "remove laser", extraArgs=[laserPath], appendTask=True)
defines.ENTITIES[entity_id]["ENERGY"] -= 5
if defines.ENTITIES[entity_id]["CATEGORY"] == "ship":
panda3dworld.keys["fire"] = 0
elif defines.ENTITIES[entity_id]["CATEGORY"] == "ship2":
panda3dworld.keys["p2fire"] = 0
def draw_path(self,path):
if self.vis:
self.vis.removeNode()
l=LineSegs()
l.setColor(1,0,0,1)
l.setThickness(2)
l.moveTo(path[0])
for point in path:
l.drawTo(point)
self.vis=render.attachNewNode(l.create())
self.vis.setZ(0.5)
def create_lines(joints, color, thickness=5.0):
for node, parent in joints:
if parent is not None:
lines = LineSegs()
lines.setThickness(thickness)
lines.setColor(color)
lines.moveTo(0, 0, 0)
lines.drawTo(node.getPos(parent))
np = parent.attachNewNode(lines.create())
np.setDepthWrite(True)
np.setDepthTest(True)
def createGrid(self):
segs = LineSegs()
segs.setThickness(4.0)
segs.setColor(Vec4(1, 1, 0, 0.3))
for i in xrange(self.level.maxX):
segs.moveTo(i + 1, 0, utils.GROUND_LEVEL)
segs.drawTo(i + 1, self.level.maxY, utils.GROUND_LEVEL + 0.02)
for j in xrange(self.level.maxY):
segs.moveTo(0, j + 1, utils.GROUND_LEVEL)
segs.drawTo(self.level.maxX, j + 1, utils.GROUND_LEVEL + 0.02)
self.grid = NodePath(segs.create())
self.grid.setTransparency(TransparencyAttrib.MAlpha)
def fire_laser(self, panda3dworld, entity_id):
now = globalClock.getRealTime()
if now - self.last_time_laser_fired < self.laser_reload_time:
if defines.ENTITIES[entity_id]['CATEGORY'] == 'ship':
panda3dworld.keys["fire"] = 0
elif defines.ENTITIES[entity_id]['CATEGORY'] == 'ship2':
panda3dworld.keys["p2fire"] = 0
else:
self.last_time_laser_fired = now
pos = defines.ENTITIES[entity_id]["NODE"].getPos()
angle = 360 - defines.ENTITIES[entity_id]["NODE"].getR()
# print angle
start_pos_x = pos.x + 0.5 * cos(angle* pi/180)
start_pos_y = pos.z + 0.5 * sin(angle* pi/180)
pos_x = pos.x + 10 * cos(angle* pi/180)
pos_y = pos.z + 10 * sin(angle* pi/180)
callback = test_laser_collision(start_pos_x, start_pos_y, pos_x, pos_y)
if callback.hit:
pos_x = callback.point.x
pos_y = callback.point.y
for contact_id, entity in defines.ENTITIES.items():
if entity['BODY'].fixtures[0] == callback.fixture:
if entity['CATEGORY'] == "ship" or entity['CATEGORY'] == "ship2" or entity['CATEGORY'] == "asteroid":
entity['SHIELD'] -= 10
elif entity['CATEGORY'] == "bullet":
defines.ENTITIES[contact_id]['NODE'].removeNode()
defines.ENTITIES[contact_id]['PHYSIC_NODE'].removeNode()
defines.world.DestroyBody(defines.ENTITIES[contact_id]['BODY'])
del defines.ENTITIES[contact_id]
ls = LineSegs("lines")
ls.setColor(1,1,1,1)
ls.drawTo(start_pos_x, 55, start_pos_y)
ls.drawTo(pos_x, 55, pos_y)
laser = ls.create(False)
laserPath = render.attachNewNode(laser)
laserPath.setBin("unsorted", 0)
laserPath.setDepthTest(False)
sound = base.loader.loadSfx("sounds/laser.ogg")
sound.setVolume(0.2)
sound.play()
taskMgr.doMethodLater(0.05, remove_laser_task, 'remove laser', extraArgs=[laserPath], appendTask=True)
defines.ENTITIES[entity_id]['ENERGY'] -= 5
if defines.ENTITIES[entity_id]['CATEGORY'] == 'ship':
panda3dworld.keys["fire"] = 0
elif defines.ENTITIES[entity_id]['CATEGORY'] == 'ship2':
panda3dworld.keys["p2fire"] = 0
def plot_match_square(self, corners):
print 'plot match square'
print corners
match = LineSegs()
match.setThickness(1.5)
match.setColor(0, 0, 0)
match.move_to(corners[0][0], -5, corners[1][0])
match.draw_to(corners[0][1], -5, corners[1][0])
match.draw_to(corners[0][1], -5, corners[1][1])
match.draw_to(corners[0][0], -5, corners[1][1])
match.draw_to(corners[0][0], -5, corners[1][0])
# print self.render2d
self.match_square = self.render2d.attach_new_node(match.create())
def plot_match_square(self, corners):
print 'plot match square'
print corners
match = LineSegs()
match.setThickness(1.5)
match.setColor(0, 0, 0)
match.move_to(corners[0][0], -5, corners[1][0])
match.draw_to(corners[0][1], -5, corners[1][0])
match.draw_to(corners[0][1], -5, corners[1][1])
match.draw_to(corners[0][0], -5, corners[1][1])
match.draw_to(corners[0][0], -5, corners[1][0])
# print self.render2d
self.match_square = self.render2d.attach_new_node(match.create())
def __init__(self):
BareBonesEditor.__init__(self)
camera.setPos( 0.0, 0.0, 50.0)
camera.lookAt(0)
# hole1 = HorseShoeCentered()
# hole2 = SquareOffCenter()
# holes = []
# holes.append(hole1)
# holes.append(hole2)
#
# map10 = SquareMap10x10()
# mapWholes = []
# mapWholes.append(map10)
# mapWholes.append(holes)
# for i in mapWholes:
# print "mapWholes", i
#
# mesh_trilator = makeTriMesh(mapWholes[0], mapWholes[1]) # , holes) ############
mapThrs = TheirMap()
# for i in mapThrs:
# print "mapThrs", i
mesh_trilator = makeTriMesh(mapThrs[0], mapThrs[1]) # , holes) ###########
aLst = AdjacencyList(mesh_trilator[1])
# for i in aLst.aLst:
# print i
indsNP = drawInds(aLst.adjLst) # put text on each triangle
indsNP.setPos(0, 0, .2)
indsNP.setColor(0, 1, 1, 1)
mapNP = render.attachNewNode(mesh_trilator[0])
wireNP = render.attachNewNode('wire')
wireNP.setPos(0, 0, .1)
wireNP.setColor(1, 0, 0, 1)
wireNP.setRenderMode(RenderModeAttrib.MWireframe, .5, 0)
mapNP.instanceTo(wireNP)
# aStar = TriangulationAStar(aLst.adjLst, Point3(-11, -11, 0), Point3(11, 11, 0))aLst.adjLst[11].getCenter()
aStar = TriangulationAStarR(aLst.adjLst, Point3(-11, 11, 0), aLst.adjLst[17].getCenter(), radius=.55)
path = aStar.AStar()
print "\n\nEND PATH\n", path
# https://www.panda3d.org/manual/index.php?title=Putting_your_new_geometry_in_the_scene_graph&diff=prev&oldid=6303
linesegs = LineSegs("lines")
linesegs.setColor(0, 0, 1, 1)
linesegs.setThickness(5)
for p in path:
linesegs.drawTo(p)
node = linesegs.create(False)
nodePath = render.attachNewNode(node)
nodePath.setZ(.15)
def __init__(self, widget, axis):
TransformWidgetAxis.__init__(self, widget, axis)
self.head = base.loader.loadModel("models/editor/arrow_head.bam")
self.head.reparentTo(self)
self.head.setY(0.6)
self.head.setScale(0.7)
baseSegs = LineSegs()
baseSegs.setColor(1, 1, 1, 1)
baseSegs.setThickness(2.0)
baseSegs.moveTo(0, 0, 0)
baseSegs.drawTo(0, 0.6, 0)
self.base = self.attachNewNode(baseSegs.create())
self.base.setAntialias(AntialiasAttrib.MLine)
def _createDebugLine(self, points, connectToEnd=False):
segs = LineSegs()
segs.setThickness(1.0)
segs.setColor(Vec4(1, 1, 0, 1))
segs.moveTo(points[0])
for point in points[1:]:
segs.drawTo(point)
if connectToEnd:
segs.drawTo(points[0])
return NodePath(segs.create())
def __make_border__(cls, parent, thickness, color, l, r, b, t):
moveto_drawto = (
((l, 0, t), (l, 0, b)),
((r, 0, t), (r, 0, b)),
((l, 0, b), (r, 0, b)),
((l, 0, t), (r, 0, t)),
)
for moveto, drawto in moveto_drawto:
Border = LineSegs()
Border.setThickness(thickness)
Border.setColor(*color)
Border.moveTo(*moveto)
Border.drawTo(*drawto)
b = parent.attachNewNode(Border.create())
b.setBin(*cls.DRAW_ORDER['border'])
def draw_connections(self):
try:
self.visual.removeNode()
except:
pass
l=LineSegs()
l.setColor(1,0,0,1)
l.setThickness(2)
for start_node, ends in self.graph['neighbors'].items():
start_pos=self.graph['pos'][start_node]
for end in ends:
end_pos=self.graph['pos'][end]
l.moveTo(start_pos)
l.drawTo(end_pos)
self.visual=render.attachNewNode(l.create())
def line_small_lakes(self):
for l in range(len(small_lake_lines)):
line = LineSegs()
line.setColor(0,0,0, 1)
line.setThickness(2)
for n in range(len(small_lake_lines[l])):
x = (small_lake_nodes[small_lake_lines[l][n]]["x"]-map_center[0])*amplification
y = (small_lake_nodes[small_lake_lines[l][n]]["y"]-map_center[1])*amplification
if n == 0:
line.moveTo(x,y,0)
else:
line.drawTo(x,y,0)
line_node = line.create()
node_path = NodePath(line_node)
node_path.reparentTo(render)
def __make_border__(cls, parent, thickness, color, l, r , b, t):
moveto_drawto = (
((l,0,t), (l,0,b)),
((r,0,t), (r,0,b)),
((l,0,b), (r,0,b)),
((l,0,t), (r,0,t)),
)
for moveto, drawto in moveto_drawto:
Border = LineSegs()
Border.setThickness(thickness)
Border.setColor(*color)
Border.moveTo(*moveto)
Border.drawTo(*drawto)
b = parent.attachNewNode(Border.create())
b.setBin(*cls.DRAW_ORDER['border'])
def update2DLines(self):
self.disable2DLines()
segs = LineSegs()
segs.setColor((0, 1, 1, 1))
segs.moveTo(self.point1)
segs.drawTo(self.point2)
segs.moveTo(self.point2)
segs.drawTo(self.point3)
segs.moveTo(self.point3)
segs.drawTo(self.point1)
self.lines2D = self.doc.render.attachNewNode(segs.create())
self.lines2D.setBin("fixed", LEGlobals.BoxSort)
self.lines2D.setDepthWrite(False)
self.lines2D.setDepthTest(False)
self.lines2D.hide(~VIEWPORT_2D_MASK)
def draw_axis(self):
for i in range(3):
line = LineSegs()
line.setColor(0.7, 0.7, 0.7, 1)
start = [0, 0, 0]
start[i] = -500
line.moveTo(*start)
end = [0, 0, 0]
end[i] = 500
line.drawTo(*end)
line.setThickness(1)
node = line.create()
nodepath = NodePath(node)
#nodepath.setAntiAlias(8, 1)
#numpy.setColor((1, 1, 1, 1))
nodepath.reparentTo(self.boxnode)
def line_border(self):
line = LineSegs()
line.setColor(0,0,0, 1)
line.setThickness(5)
x1 = (175.152-map_center[0])*amplification
x2 = (177.358-map_center[0])*amplification
y1 = (-38.808-map_center[1])*amplification
y2 = (-37.462-map_center[1])*amplification
line.moveTo(x1,y1,0)
line.drawTo(x1,y2,0)
line.drawTo(x2,y2,0)
line.drawTo(x2,y1,0)
line.drawTo(x1,y1,0)
line_node = line.create()
node_path = NodePath(line_node)
node_path.reparentTo(render)
def drawLines():
global nodes
for x in nodes:
x.removeNode()
nodes = []
for x in range(len(electrons)):
ls = LineSegs()
ls.setThickness(5)
ls.setColor(1.0, 0.0, 0.0, 1.0)
ls.moveTo(0.0, 0.0, 0.0)
if electrons[x].bonded == False:
ls.drawTo(electrons[x].model.getPos(render))
else:
ls.drawTo(electrons[x].bigmodel.getPos(render))
nodes.append(NodePath(ls.create()))
nodes[x].reparentTo(render)
def _createDebugLine(self, points, connectToEnd=False):
""" Helper for visualizing the light bounds.
Draws a line trough all points. When connectToEnd is true,
the last point will get connected to the first point. """
segs = LineSegs()
segs.setThickness(1.0)
segs.setColor(Vec4(1, 1, 0, 1))
segs.moveTo(points[0])
for point in points[1:]:
segs.drawTo(point)
if connectToEnd:
segs.drawTo(points[0])
return NodePath(segs.create())
def selection_ring_create(self, segments = 16,size = 1.0):
ls = LineSegs()
ls.setThickness(2)
ls.setColor(0.8,0.8,0.8)
radians = deg2Rad(360)
for i in range(segments+1):
a = radians * i / segments
y = math.sin(a)*size
x = math.cos(a)*size
ls.drawTo(x, y, 0.2)
node = ls.create()
return NodePath(node)
def draw_floor_plane(self,size,granularity):
line_drawer = LineSegs('grid_line_drawer')
line_drawer.setColor(0.0,0.0,0.0,1.0)
line_drawer.setThickness(1.0)
for i in range(-size,size+1,granularity):
line_drawer.moveTo(Vec3(float(i),float(-size),0.0))
line_drawer.drawTo(Vec3(float(i),float(size),0.0))
for i in range(-size,size+1,granularity):
line_drawer.moveTo(Vec3(float(-size),float(i),0.0))
line_drawer.drawTo(Vec3(float(size),float(i),0.0))
edge_node = line_drawer.create()
rendered_edges = render.attachNewNode(edge_node)
rendered_edges.setTransparency(TransparencyAttrib.MAlpha)
rendered_edges.setAlphaScale(0.5)
return 0
def make_circle(self, radius, center, color=None):
circle = LineSegs()
circle.setThickness(2.0)
if not color:
circle.setColor(1, 1, 0, 1)
else:
circle.setColor(color)
angle_radians = radians(360)
# print alpha_pos
for i in range(50):
a = angle_radians * i / 49
y = radius * sin(a)
x = radius * cos(a)
circle.drawTo((x + center[0], self.drawing_layer, y + center[2]))
if not color:
self.alpha_circle_node.append(self.base.render.attachNewNode(circle.create()))
else:
self.base.render.attachNewNode(circle.create())
def walkJointHierarchy(self, actor, part, parentNode = None, indent = ""):
if isinstance(part, CharacterJoint):
np = actor.exposeJoint(None, 'modelRoot', part.getName())
if parentNode and parentNode.getName() != "root":
lines = LineSegs()
lines.setThickness(3.0)
lines.setColor(random.random(), random.random(), random.random())
lines.moveTo(0, 0, 0)
lines.drawTo(np.getPos(parentNode))
lnp = parentNode.attachNewNode(lines.create())
lnp.setBin("fixed", 40)
lnp.setDepthWrite(False)
lnp.setDepthTest(False)
parentNode = np
for child in part.getChildren():
self.walkJointHierarchy(actor, child, parentNode, indent + " ")
def update_avt_p(self, t_time):
avt = LineSegs()
avt.setThickness(5)
avt.setColor(self.avatar_color[0], self.avatar_color[1], self.avatar_color[2])
group_avatar = []
while self.avatar_pt[-1] < t_time:
group_avatar.append(self.avatar_pos.pop())
# print points
self.avatar_pt.pop()
if not self.avatar_pt:
break
# print('positions', group_avatar)
if group_avatar:
avt.moveTo(self.last_avt[0], self.drawing_layer, self.last_avt[1])
self.last_avt = [i * self.scale_factor for i in group_avatar[0]]
for i in group_avatar:
# print(i[0], i[1], i[2])
pos = [j * self.scale_factor for j in i]
avt.drawTo(pos[0], self.drawing_layer, pos[1])
self.avatar_node.append(self.base.render.attachNewNode(avt.create()))
def show_window(self):
# draw line around target representing how close the subject has to be looking to get reward
# print('show window around square', square_pos)
photo_window = LineSegs()
photo_window.setThickness(2.0)
photo_window.setColor(1, 0, 0, 1)
photo_window.moveTo(self.tolerance[0], 55, self.tolerance[1])
# print photo_window.getCurrentPosition()
# photo_window.drawTo(self.tolerance[0], 55, -self.tolerance[1] - 100)
photo_window.drawTo(self.tolerance[0], 55, -self.tolerance[1])
# print photo_window.getCurrentPosition()
# photo_window.drawTo(-self.tolerance[0], 55, -self.tolerance[1] - 100)
photo_window.drawTo(-self.tolerance[0], 55, -self.tolerance[1])
# print photo_window.getCurrentPosition()
photo_window.drawTo(-self.tolerance[0], 55, self.tolerance[1])
# print photo_window.getCurrentPosition()
photo_window.drawTo(self.tolerance[0], 55, self.tolerance[1])
# print photo_window.getCurrentPosition()
node = self.base.render.attachNewNode(photo_window.create(True))
node.show(BitMask32.bit(0))
node.hide(BitMask32.bit(1))
self.photo_window.append(node)
def __init__(self):
ShowBase.__init__(self)
#BareBonesEditor.__init__(self)
PanditorDisableMouseFunc()
camera.setPos( 0.0, 0.0, 50.0)
camera.lookAt(0.0)
PanditorEnableMouseFunc()
# mapThrs = TheirMap()
mapThrs = CrossWithHole()
print mapThrs[1]
mesh_trilator = makeTriMesh(mapThrs[0], mapThrs[1]) # , holes) ###########
aLst = AdjacencyList(mesh_trilator[1])
indsNP = drawInds(aLst.adjLst) # put text on each triangle
indsNP.setPos(0.0, 0.0, .2)
indsNP.setColor(0.0, 1.0, 1.0, 1.0)
mapNP = render.attachNewNode(mesh_trilator[0])
wireNP = render.attachNewNode('wire')
wireNP.setPos(0.0, 0.0, .1)
wireNP.setColor(1.0, 0.0, 0.0, 1)
wireNP.setRenderMode(RenderModeAttrib.MWireframe, .5, 0)
mapNP.instanceTo(wireNP)
aStar = TriangulationAStarR(aLst.adjLst, Point3(0.0, -5.0, 0.0), Point3(0.0, 5.5, 0.0), radius=0.0)
# aStar = TriangulationAStarR(aLst.adjLst, Point3(aLst.adjLst[17].getCenter() + Point3(5, 0, 0)), Point3(0, 11, 0), radius=.55)
# aStar = TriangulationAStarR(aLst.adjLst, Point3(-5, 4, 0), Point3(aLst.adjLst[17].getCenter() + Point3(5, 0, 0)), radius=.55)
path = aStar.AStar()
print "\n\nEND PATH\n", path
# https://www.panda3d.org/manual/index.php?title=Putting_your_new_geometry_in_the_scene_graph&diff=prev&oldid=6303
linesegs = LineSegs("lines")
linesegs.setColor(0, 0, 1, 1)
linesegs.setThickness(5)
for p in path:
linesegs.drawTo(p)
node = linesegs.create(False)
nodePath = render.attachNewNode(node)
nodePath.setZ(.15)
def frame_loop(self, task):
dt = task.time - task.last
task.last = task.time
plot_x = LineSegs()
plot_x.setThickness(2.0)
plot_x.setColor(Vec4(1, 1, 0, 1))
plot_x.moveTo(self.time, 55, self.old_x)
plot_y = LineSegs()
plot_y.setThickness(2.0)
plot_y.moveTo(self.time, 55, self.old_y)
self.time += dt
plot_x.drawTo(self.time, 55, self.x_mag)
plot_y.drawTo(self.time, 55, self.y_mag)
self.old_x = self.x_mag
self.old_y = self.y_mag
node = render.attachNewNode(plot_x.create())
self.plot.append(node)
node = render.attachNewNode(plot_y.create())
self.plot.append(node)
if self.time > 20:
self.clear_plot()
return task.cont
def __init__(self, parent, color, hpr, dim):
PandaNode.__init__(self, dim+'handle')
self.path = NodePath(self)
self.parent = parent
self.dim = dim
arrow = GeomNode('gnode')
arrow.addGeomsFrom(self.geomNode)
arrownp = self.path.attachNewNode(arrow)
arrownp.hide(BitMask32(1))
clickNode = ClickableNode('clicknode')
clickNode.setDepthLevel(0.5)
clickNode.addMouseListener(self)
clicknp = self.path.attachNewNode(clickNode)
clickgeom = clicknp.attachNewNode(GeomNode('clicknode'))
clickgeom.hide(BitMask32(7))
clickgeom.node().addGeomsFrom(self.clickableGeomNode)
linesegs = LineSegs()
linesegs.setColor(color)
linesegs.setThickness(2)
linesegs.moveTo(Vec3(0, 0, -30))
linesegs.drawTo(Vec3(0, 0, -0.5))
linesegs.moveTo(Vec3(0, 0, 0.5))
linesegs.drawTo(Vec3(0, 0, 30))
lines = self.path.attachNewNode(linesegs.create())
lines.show(BitMask32(1))
lines.hide(BitMask32(2|4|8|16))
lines.setBin('opaque', 30, 100)
lines.setAntialias(AntialiasAttrib.MNone)
self.path.setColor(color)
self.path.setHpr(hpr)
self.mDownPos = Vec2()
class GolfScoreBoard:
notify = directNotify.newCategory('GolfScoreBoard')
def __init__(self, golfCourse):
self.golfCourse = golfCourse
self.numPlayas = len(golfCourse.avIdList)
self.avIdList = golfCourse.avIdList
self.playaTags = []
self.scoreTags = []
self.totalTags = []
self.scoreLabels = []
self.holeLabels = []
self.parLabels = []
self.numExited = 0
self.setup()
def setup(self):
self.scoreboard = DirectFrame(parent=aspect2d, relief=None, geom=DGG.getDefaultDialogGeom(), geom_color=ToontownGlobals.GlobalDialogColor, geom_scale=(1.9, 1, 1.05), pos=(0, 0, 0.375))
self.lines = LineSegs()
self.lines.setColor(0, 0, 0, 1)
self.lines.setThickness(2)
guiModel = loader.loadModel('phase_6/models/golf/golf_gui')
highlight = loader.loadModel('phase_6/models/golf/headPanel')
self.maximizeB = DirectButton(parent=base.a2dBottomRight, pos=(-0.15, 0, 0.15), relief=None, state=DGG.NORMAL, image=(guiModel.find('**/score_card_icon'), guiModel.find('**/score_card_icon_rollover'), guiModel.find('**/score_card_icon_rollover')), image_scale=(0.2, 1, 0.2), command=self.showBoard)
self.vertOffset = 0.13
self.playaTop = 0.12
horzOffset = 0.12
holeTop = 0.3
self.vCenter = 0.025
totScore = 0
totPar = 0
self.lineVStart = -0.465
self.lineHStart = 0.17
self.lineHorOffset = 0.13
self.lineVertOffset = 0.125
self.lineVCenter = 0.025
buttons = loader.loadModel('phase_3/models/gui/dialog_box_buttons_gui')
self.minimizeB = DirectButton(parent=self.scoreboard, pos=(0, 0, self.lineHStart - 0.59), relief=None, state=DGG.NORMAL, image=(buttons.find('**/CloseBtn_UP'), buttons.find('**/CloseBtn_DN'), buttons.find('**/CloseBtn_Rllvr')), image_scale=(1, 1, 1), command=self.hideBoard, extraArgs=[None])
self.exitCourseB = DirectButton(parent=self.scoreboard, pos=(0, 0, self.lineHStart - 0.59), relief=None, state=DGG.NORMAL, image=(buttons.find('**/CloseBtn_UP'), buttons.find('**/CloseBtn_DN'), buttons.find('**/CloseBtn_Rllvr')), image_scale=(1, 1, 1), text=TTLocalizer.GolfExitCourse, text_scale=0.04, text_pos=TTLocalizer.GSBexitCourseBPos, command=self.exitCourse)
self.exitCourseB.hide()
self.highlightCur = DirectLabel(parent=self.scoreboard, relief=None, pos=(-0.003, 0, 0.038), image=highlight, image_scale=(1.82, 1, 0.135))
self.titleBar = DirectLabel(parent=self.scoreboard, relief=None, pos=(-0.003, 0, 0.166), color=(0.7, 0.7, 0.7, 0.3), image=highlight, image_scale=(1.82, 1, 0.195))
self.titleBar.show()
self.highlightCur.show()
buttons.removeNode()
guiModel.removeNode()
title = GolfGlobals.getCourseName(self.golfCourse.courseId) + ' - ' + GolfGlobals.getHoleName(self.golfCourse.holeIds[self.golfCourse.curHoleIndex])
self.titleLabel = DirectLabel(parent=self.scoreboard, relief=None, pos=(0, 0, holeTop + 0.1), text_align=TextNode.ACenter, text=title, text_scale=TTLocalizer.GSBtitleLabel, text_font=ToontownGlobals.getSignFont(), text_fg=(0, 0.5, 0.125, 1))
self.playaLabel = DirectLabel(parent=self.scoreboard, relief=None, pos=(self.lineVStart - 0.23, 0, holeTop), text_align=TextNode.ACenter, text=TTLocalizer.GolfHole, text_font=ToontownGlobals.getMinnieFont(), text_scale=0.05)
for holeLIndex in xrange(self.golfCourse.numHoles):
holeLabel = DirectLabel(parent=self.scoreboard, relief=None, pos=(self.lineVStart + 0.055 + horzOffset * holeLIndex, 0, holeTop), text_align=TextNode.ACenter, text='%s' % (holeLIndex + 1), text_scale=0.05)
self.holeLabels.append(holeLabel)
self.totalLabel = DirectLabel(parent=self.scoreboard, relief=None, pos=(self.lineVStart + 0.1 + horzOffset * 9.5, 0, holeTop), text_align=TextNode.ACenter, text=TTLocalizer.GolfTotal, text_font=ToontownGlobals.getMinnieFont(), text_scale=0.05)
self.parTitleLabel = DirectLabel(parent=self.scoreboard, relief=None, pos=(self.lineVStart - 0.23, 0, holeTop - 0.1), text_align=TextNode.ACenter, text=TTLocalizer.GolfPar, text_font=ToontownGlobals.getMinnieFont(), text_scale=0.05)
for parHoleIndex in xrange(self.golfCourse.numHoles):
parLabel = DirectLabel(parent=self.scoreboard, relief=None, pos=(self.lineVStart + 0.055 + horzOffset * parHoleIndex, 0, holeTop - 0.1), text_align=TextNode.ACenter, text='%s' % GolfGlobals.HoleInfo[self.golfCourse.holeIds[parHoleIndex]]['par'], text_scale=0.05, text_wordwrap=10)
totPar = totPar + GolfGlobals.HoleInfo[self.golfCourse.holeIds[parHoleIndex]]['par']
self.parLabels.append(parLabel)
parLabel = DirectLabel(parent=self.scoreboard, relief=None, pos=(self.lineVStart + 0.1 + horzOffset * 9.5, 0, holeTop - 0.1), text_align=TextNode.ACenter, text='%s' % totPar, text_scale=0.05, text_wordwrap=10)
self.parLabels.append(parLabel)
vert = 0.0
self.numPlayas = len(self.golfCourse.avIdList)
for playaIndex in xrange(self.numPlayas):
name = TTLocalizer.GolfUnknownPlayer
av = base.cr.doId2do.get(self.golfCourse.avIdList[playaIndex])
if av:
name = av.getName()
playaLabel = DirectLabel(parent=self.scoreboard, relief=None, text_align=TextNode.ACenter, text=name, text_scale=0.05, text_wordwrap=9)
self.playaTags.append(playaLabel)
textN = playaLabel.component(playaLabel.components()[0])
if type(textN) == OnscreenText:
try:
if textN.textNode.getWordwrappedWtext() != name:
vert = self.playaTop - self.vertOffset * playaIndex
else:
vert = self.playaTop - self.vertOffset * playaIndex - self.vCenter
except:
vert = self.playaTop - self.vertOffset * playaIndex
self.playaTags[playaIndex].setPos(self.lineVStart - 0.23, 0, vert)
self.notify.debug('self.text height = %f' % self.playaTags[playaIndex].getHeight())
holeIndex = 0
for holeIndex in xrange(self.golfCourse.numHoles):
holeLabel = DirectLabel(parent=self.scoreboard, relief=None, pos=(self.lineVStart + 0.055 + horzOffset * holeIndex, 0, self.playaTop - self.vertOffset * playaIndex - self.vCenter), text_align=TextNode.ACenter, text='-', text_scale=0.05, text_wordwrap=10)
self.scoreTags.append(holeLabel)
holeLabel = DirectLabel(parent=self.scoreboard, relief=None, pos=(self.lineVStart + 0.1 + horzOffset * 9.5, 0, self.playaTop - self.vertOffset * playaIndex - self.vCenter), text_align=TextNode.ACenter, text='-', text_scale=0.05, text_wordwrap=10)
self.totalTags.append(holeLabel)
self.lines.moveTo(self.lineVStart - 0.45, 0, self.lineHStart + 0.19)
self.lines.drawTo(self.lineVStart + 11 * self.lineVertOffset, 0, self.lineHStart + 0.19)
self.lines.moveTo(self.lineVStart - 0.45, 0, self.lineHStart + 0.09)
self.lines.drawTo(self.lineVStart + 11 * self.lineVertOffset, 0, self.lineHStart + 0.09)
self.lines.moveTo(self.lineVStart - 0.45, 0, self.lineHStart)
self.lines.drawTo(self.lineVStart + 11 * self.lineVertOffset, 0, self.lineHStart)
self.lines.moveTo(self.lineVStart - 0.45, 0, self.lineHStart + 0.19)
self.lines.drawTo(self.lineVStart - 0.45, 0, self.lineHStart - 4 * 0.13)
self.lines.moveTo(self.lineVStart, 0, self.lineHStart + 0.19)
self.lines.drawTo(self.lineVStart, 0, self.lineHStart - 4 * 0.13)
for x in xrange(4):
self.lines.moveTo(self.lineVStart - 0.45, 0, self.lineHStart - (x + 1) * self.lineHorOffset)
self.lines.drawTo(self.lineVStart + 11 * self.lineVertOffset + 0.005, 0, self.lineHStart - (x + 1) * self.lineHorOffset)
for y in xrange(10):
self.lines.moveTo(self.lineVStart + y * self.lineVertOffset, 0, self.lineHStart + 0.19)
self.lines.drawTo(self.lineVStart + y * self.lineVertOffset, 0, self.lineHStart - 4 * 0.13)
self.lines.moveTo(self.lineVStart + 11 * self.lineVertOffset, 0, self.lineHStart + 0.19)
self.lines.drawTo(self.lineVStart + 11 * self.lineVertOffset, 0, self.lineHStart - 4 * 0.13)
self.scoreboard.attachNewNode(self.lines.create())
self.hide()
return
def getScoreLabel(self, avIdorIndex, holeNum):
index = None
if avIdorIndex < 100:
index = avIdorIndex
else:
for playaIndex in xrange(self.numPlayas):
if self.golfCourse.avIdList[playaIndex] == avIdorIndex:
index = playaIndex
return self.scoreTags[index * self.golfCourse.numHoles + holeNum]
def update(self):
self.showBoard()
taskMgr.doMethodLater(AUTO_HIDE_TIMEOUT, self.hideBoard, 'hide score board')
def hideBoard(self, task):
self.hide()
def hide(self):
self.scoreboard.hide()
self.maximizeB.show()
def showBoardFinal(self, task = None):
self.exitCourseB.show()
self.minimizeB.hide()
self.showBoard()
def showBoard(self, task = None):
scoreDict = self.golfCourse.scores
x = 0
currentGolfer = self.golfCourse.getCurGolfer()
for playaIndex in xrange(self.numPlayas):
if self.golfCourse.isGameDone():
self.playaTags[playaIndex].setColor(0, 0, 0, 1)
elif currentGolfer == self.golfCourse.avIdList[playaIndex]:
self.highlightCur.setColor(*GolfGlobals.PlayerColors[playaIndex])
self.highlightCur.setAlphaScale(0.4)
self.highlightCur.setPos(-0.003, 0, 0.038 - playaIndex * (self.lineVertOffset + 0.005))
self.highlightCur.show()
else:
self.playaTags[playaIndex].setColor(0, 0, 0, 1)
for avId in self.avIdList:
holeIndex = 0
totScore = 0
playerExited = False
for y in xrange(len(self.golfCourse.exitedAvIdList)):
if self.golfCourse.exitedAvIdList[y] == avId:
self.playaTags[x].setColor(0.7, 0.7, 0.7, 1)
holeIndex = 0
for holeIndex in xrange(self.golfCourse.numHoles):
self.getScoreLabel(self.avIdList[x], holeIndex).setColor(0.7, 0.7, 0.7, 1)
self.totalTags[x].setColor(0.7, 0.7, 0.7, 1)
playerExited = True
if playerExited == False:
for holeIndex in xrange(self.golfCourse.numHoles):
if holeIndex <= self.golfCourse.curHoleIndex:
self.getScoreLabel(avId, holeIndex)['text'] = '%s' % scoreDict[avId][holeIndex]
totScore = totScore + scoreDict[avId][holeIndex]
if self.golfCourse.isGameDone() == False:
if holeIndex == self.golfCourse.curHoleIndex:
self.getScoreLabel(avId, holeIndex).setColor(1, 0, 0, 1)
self.holeLabels[holeIndex].setColor(1, 0, 0, 1)
self.parLabels[holeIndex].setColor(1, 0, 0, 1)
title = GolfGlobals.getCourseName(self.golfCourse.courseId) + ' - ' + GolfGlobals.getHoleName(self.golfCourse.holeIds[self.golfCourse.curHoleIndex])
self.titleLabel['text'] = title
else:
self.getScoreLabel(avId, holeIndex).setColor(0, 0, 0, 1)
self.holeLabels[holeIndex].setColor(0, 0, 0, 1)
self.parLabels[holeIndex].setColor(0, 0, 0, 1)
self.totalTags[x]['text'] = '%s' % totScore
if self.golfCourse.isGameDone():
self.getScoreLabel(avId, self.golfCourse.numHoles - 1).setColor(0, 0, 0, 1)
self.totalTags[x].setColor(1, 0, 0, 1)
x = x + 1
y = 0
if self.golfCourse.isGameDone():
self.parLabels[self.golfCourse.numHoles - 1].setColor(0, 0, 0, 1)
self.holeLabels[self.golfCourse.numHoles - 1].setColor(0, 0, 0, 1)
self.parLabels[self.golfCourse.numHoles].setColor(1, 0, 0, 1)
self.totalLabel.setColor(1, 0, 0, 1)
self.scoreboard.show()
self.maximizeB.hide()
def exitCourse(self):
course = self.golfCourse
self.delete()
course.exitEarly()
def delete(self):
if self.maximizeB:
self.maximizeB.destroy()
self.maximizeB = None
if self.scoreboard:
self.scoreboard.destroy()
self.scoreboard = None
self.golfCourse = None
taskMgr.remove('hide score board')
return
def getWidthAcrossEdges(self, searchTri, edge1, edge2):
"""Calculates the path width through this triangle. Edge1 and edge2 are the edges being crossed."""
# this calculates the distance from the point shared by edge1 and edge2 to the nearest obstacle
# 1st it sets the width of the triangle to the shortest edge being crossed
# then it searches across the third edge to see if there is an obstacle closer than its own vertices
# yes that can happen!!!
for p in edge1:
if p in edge2:
pt = p # get the point that both edges share. This is the point we are measuring the distance to.
if edge2 == searchTri.getEdge12() and searchTri.n12 is None\
or edge2 == searchTri.getEdge23() and searchTri.n23 is None\
or edge2 == searchTri.getEdge13() and searchTri.n13 is None:
# if edge2 is on a constrained side swap it for edge1
# doint this makes it so we only have to check edge1. It cuts our code for the next step in half.
tmp = edge2
edge2 = edge1
edge1 = tmp
# TODO make this work with edge 1, 2, & 3 and local vars nayb 1, 2, & 3 so it's not sooo much code
if edge1 == searchTri.getEdge12() and searchTri.n12 is None:
if edge2 == searchTri.getEdge23() and searchTri.n23 is None:
# Both search edges are constrained, so the width of the triangle is the width of the third edge.
return getDistance(searchTri.getPoint1(), searchTri.getPoint3())
elif edge2 == searchTri.getEdge13() and searchTri.n13 is None:
# ditto
return getDistance(searchTri.getPoint2(), searchTri.getPoint3())
else:
# the other edge is not constrained, so the initial width
# should be the shortest of either the length of this unconstrained edge
# or the distance from its non-shared point to the constrained side
if edge2 == searchTri.getEdge23():
minWidth = getDistance(searchTri.getPoint2(), searchTri.getPoint3())
# we also need to find the end point for the next step
if pt != edge2[0]:
otherPt = edge2[0]
else:
otherPt = edge2[1]
else: # the other (non-constrained) edge is 13
minWidth = getDistance(searchTri.getPoint1(), searchTri.getPoint3())
# we also need to find the end point for the next step
if pt != edge2[0]:
otherPt = edge2[0]
else:
otherPt = edge2[1]
# so now get the distance from the end to the other (constrained) edge
debugEdgeConstrained = edge1 ############################# DEBUG
distAcrossTri = getDistance(getNearestPointOnLine(otherPt, edge1),
otherPt)
if distAcrossTri < minWidth:
minWidth = distAcrossTri
# ########################### this next bit seems off
else:
minWidth = getDistance(searchTri.getPoint1(), searchTri.getPoint3())
elif edge1 == searchTri.getEdge13() and searchTri.n13 is None:
if edge2 == searchTri.getEdge23() and searchTri.n23 is None:
# both are constrained, so the width of the triangle is the length of the unconstrained edge
return getDistance(searchTri.getPoint1(), searchTri.getPoint2())
elif edge2 == searchTri.getEdge12() and searchTri.n12 is None:
return getDistance(searchTri.getPoint2(), searchTri.getPoint3())
else:
# the other edge is not constrained, so the initial width
# should be either the length of this unconstrained edge
# or the distance from its non-shared point to the constrained side, whichever is shortest
if edge2 == searchTri.getEdge23():
minWidth = getDistance(searchTri.getPoint2(), searchTri.getPoint3())
# we also need to find the end point for the next step
if pt != edge2[0]:
otherPt = edge2[0]
else:
otherPt = edge2[1]
else: # the other (non-constrained) edge is 12
minWidth = getDistance(searchTri.getPoint1(), searchTri.getPoint2())
# we also need to find the end point for the next step
if pt != edge2[0]:
otherPt = edge2[0]
else:
otherPt = edge2[1]
# so now get the distance from the end to the other (constrained) edge
debugEdgeConstrained = edge1 ############################# DEBUG
distAcrossTri = getDistance(getNearestPointOnLine(otherPt, edge1),
otherPt)
if distAcrossTri < minWidth:
minWidth = distAcrossTri
# ########################### this next bit seems off
else:
minWidth = getDistance(searchTri.getPoint1(), searchTri.getPoint3())
elif edge1 == searchTri.getEdge23() and searchTri.n23 is None:
if edge2 == searchTri.getEdge13() and searchTri.n13 is None:
# both are constrained, so the width of the triangle is the length of the unconstrained edge
return getDistance(searchTri.getPoint1(), searchTri.getPoint2())
elif edge2 == searchTri.getEdge12() and searchTri.n12 is None:
return getDistance(searchTri.getPoint1(), searchTri.getPoint2())
else:
# the other edge is not constrained, so the initial width
# should be either the length of this unconstrained edge
# or the distance from its non-shared point to the constrained side, whichever is shortest
if edge2 == searchTri.getEdge12():
minWidth = getDistance(searchTri.getPoint1(), searchTri.getPoint2())
# we also need to find the end point for the next step
if pt != edge2[0]:
otherPt = edge2[0]
else:
otherPt = edge2[1]
else: # the other (non-constrained) edge is 13
minWidth = getDistance(searchTri.getPoint1(), searchTri.getPoint3())
# we also need to find the end point for the next step
if pt != edge2[0]:
otherPt = edge2[0]
else:
otherPt = edge2[1]
# so now get the distance from the end to the other (constrained) edge
debugEdgeConstrained = edge1 ############################# DEBUG
distAcrossTri = getDistance(getNearestPointOnLine(otherPt, edge1),
otherPt)
if distAcrossTri < minWidth:
minWidth = distAcrossTri
# ########################### this next bit seems off
else:
minWidth = getDistance(searchTri.getPoint1(), searchTri.getPoint3())
else: # edge1 and edge2 are not constrained
# Get the width of the shortest of the these two edges
minWidth = min((edge1[0] - edge1[1]).length(), (edge2[0] - edge2[1]).length())
# if minWidth < 1:
# print "minWidth < 1 pt = ", pt, " || otherPt = ", otherPt, " || debugConstrained = ", debugEdgeConstrained
# save these so we don't consider them as nearest points later, else every triangle's width will be 0
edgePts = [edge1[0], edge1[1]]
edgePts.extend([edge2[0], edge2[1]])
# FINALLY search across the third edge for a constrained edge
# that's closer (to the shared point) than this triangle's vertices
# print self.adjLst
# ###################################################
counter = 0
# ###################################################
for t in range(0, len(self.adjLst)):
# if the edge is constrained, check to see if it narrows the width of this path
tri = self.adjLst[t]
# print tri
if tri.selfInd != searchTri.selfInd:
if tri.n12 is None:
# if the constrained edge, is on the opposite side
# from the point shared between the shared edges i.e. for point C check across edge c
nearest = getNearestPointOnLine(pt, [tri.tri[0], tri.tri[1]], True)
# print tri.selfInd, " 12 is none nearest", nearest
if isPointInWedge(nearest, edge1, edge2) and nearest not in edgePts:
# and it's in the wedge, check the distance against the current minimum width
newW = getDistance(pt, nearest)
# print "in wedge newW", newW
if newW < minWidth:
# ####################################################
from panda3d.core import LineSegs
# print "pt = ", pt, " || nearest = ", nearest
counter += 1
linesegs2 = LineSegs("lines" + str(counter))
linesegs2.setColor(0, 1, 1, 1)
linesegs2.setThickness(5)
linesegs2.drawTo(pt)
linesegs2.drawTo(nearest)
node2 = linesegs2.create(False)
nodePath = render.attachNewNode(node2)
nodePath.setZ(.25)
# ####################################################
minWidth = newW
# do likewise for the other edges
if tri.n23 is None:
nearest = getNearestPointOnLine(pt, [tri.tri[1], tri.tri[2]], True)
# print tri.selfInd, " 23 is none nearest", nearest
if isPointInWedge(nearest, edge1, edge2) and nearest not in edgePts:
newW = getDistance(pt, nearest)
# print "in wedge newW", newW
if newW < minWidth:
# ####################################################
from panda3d.core import LineSegs
# print "pt = ", pt, " || nearest = ", nearest
counter += 1
linesegs2 = LineSegs("lines" + str(counter))
linesegs2.setColor(0, 1, 1, 1)
linesegs2.setThickness(5)
linesegs2.drawTo(pt)
linesegs2.drawTo(nearest)
node2 = linesegs2.create(False)
nodePath = render.attachNewNode(node2)
nodePath.setZ(.25)
# ####################################################
minWidth = newW
if tri.n13 is None:
nearest = getNearestPointOnLine(pt, [tri.tri[0], tri.tri[2]], True)
# print tri.selfInd, " 13 is none nearest", nearest
if isPointInWedge(nearest, edge1, edge2) and nearest not in edgePts:
newW = getDistance(pt, nearest)
# print "in wedge newW", newW
if newW < minWidth:
# ####################################################
from panda3d.core import LineSegs
# print "pt = ", pt, " || nearest = ", nearest
counter += 1
linesegs2 = LineSegs("lines" + str(counter))
linesegs2.setColor(0, 1, 1, 1)
linesegs2.setThickness(5)
linesegs2.drawTo(pt)
linesegs2.drawTo(nearest)
node2 = linesegs2.create(False)
nodePath = render.attachNewNode(node2)
nodePath.setZ(.25)
# ####################################################
minWidth = newW
return minWidth
def renderCharts(facegraph, verts, vert_indices, lineset=None):
from meshtool.filters.panda_filters.pandacore import getVertexData, attachLights, ensureCameraAt
from meshtool.filters.panda_filters.pandacontrols import KeyboardMovement, MouseDrag, MouseScaleZoom, ButtonUtils
from panda3d.core import GeomTriangles, Geom, GeomNode, GeomVertexFormat, GeomVertexData, GeomVertexWriter, LineSegs
from direct.showbase.ShowBase import ShowBase
vformat = GeomVertexFormat.getV3c4()
vdata=GeomVertexData('tris', vformat, Geom.UHDynamic)
vertex=GeomVertexWriter(vdata, 'vertex')
color=GeomVertexWriter(vdata, 'color')
colors = gen_color3(len(facegraph))
numtris = 0
for chart, data in facegraph.nodes_iter(data=True):
curcolor = next(colors)
for tri in data['tris']:
triv = verts[vert_indices[tri]]
vertex.addData3f(triv[0][0], triv[0][1], triv[0][2])
vertex.addData3f(triv[1][0], triv[1][1], triv[1][2])
vertex.addData3f(triv[2][0], triv[2][1], triv[2][2])
color.addData4f(curcolor[0],curcolor[1], curcolor[2], 1)
color.addData4f(curcolor[0],curcolor[1], curcolor[2], 1)
color.addData4f(curcolor[0],curcolor[1], curcolor[2], 1)
numtris += 1
tris=GeomTriangles(Geom.UHDynamic)
tris.addConsecutiveVertices(0, 3*numtris)
tris.closePrimitive()
linenodes = []
if lineset:
for lines in lineset:
ls = LineSegs()
ls.setThickness(4)
curcolor = next(colors)
ls.setColor(curcolor[0]/256.0, curcolor[1]/256.0, curcolor[2]/256.0, 1)
tuples = False
for blah in lines:
if isinstance(blah, tuple):
tuples = True
break
if tuples:
for i, j in lines:
frompt = verts[i]
topt = verts[j]
ls.moveTo(frompt[0], frompt[1], frompt[2])
ls.drawTo(topt[0], topt[1], topt[2])
else:
for i in range(len(lines)-1):
frompt = verts[lines[i]]
topt = verts[lines[i+1]]
ls.moveTo(frompt[0], frompt[1], frompt[2])
ls.drawTo(topt[0], topt[1], topt[2])
linenodes.append(ls.create())
pgeom = Geom(vdata)
pgeom.addPrimitive(tris)
node = GeomNode("primitive")
node.addGeom(pgeom)
p3dApp = ShowBase()
#attachLights(render)
geomPath = render.attachNewNode(node)
for linenode in linenodes:
geomPath.attachNewNode(linenode)
#geomPath.setRenderModeWireframe()
ensureCameraAt(geomPath, base.cam)
boundingSphere = geomPath.getBounds()
base.cam.setPos(boundingSphere.getCenter() + boundingSphere.getRadius())
base.cam.lookAt(boundingSphere.getCenter())
KeyboardMovement()
ButtonUtils(geomPath)
MouseDrag(geomPath)
MouseScaleZoom(geomPath)
#render.setShaderAuto()
p3dApp.run()
def __init__(self):
ShowBase.__init__(self)
winProps = WindowProperties()
winProps.setTitle("Triangle and SimpleCircle Unittest")
# base.win.requestProperties(winProps) (same as below e.g. self == base)
self.win.requestProperties(winProps)
# 1) create GeomVertexData
frmt = GeomVertexFormat.getV3n3cp()
vdata = GeomVertexData('triangle_developer', frmt, Geom.UHDynamic)
# 2) create Writers/Rewriters (must all be created before any readers and readers are one-pass-temporary)
vertex = GeomVertexRewriter(vdata, 'vertex')
normal = GeomVertexRewriter(vdata, 'normal')
color = GeomVertexRewriter(vdata, 'color')
zUp = Vec3(0, 0, 1)
wt = Vec4(1.0, 1.0, 1.0, 1.0)
gr = Vec4(0.5, 0.5, 0.5, 1.0)
# 3) write each column on the vertex data object (for speed, have a different writer for each column)
def addPoint(x, y, z):
vertex.addData3f(x, y, z)
normal.addData3f(zUp)
color.addData4f(wt)
addPoint(0.0, 0.0, 0.0)
addPoint(5.0, 0.0, 0.0)
addPoint(0.0, 5.0, 0.0)
addPoint(15.0, 15.0, 0.0)
# 4) create a primitive and add the vertices via index (not truely associated with the actual vertex table, yet)
tris = GeomTriangles(Geom.UHDynamic)
t1 = Triangle(0, 1, 2, vdata, tris, vertex)
t2 = Triangle(2, 1, 3, vdata, tris, vertex)
c1 = t1.getCircumcircle()
t1AsEnum = t1.asPointsEnum()
r0 = (t1AsEnum.point0 - c1.center).length()
r1 = (t1AsEnum.point1 - c1.center).length()
r2 = (t1AsEnum.point2 - c1.center).length()
assert abs(r0 - r2) < utilities.EPSILON and abs(r0 - r1) < utilities.EPSILON
t2AsEnum = t2.asPointsEnum()
c2 = t2.getCircumcircle()
r0 = (t2AsEnum.point0 - c2.center).length()
r1 = (t2AsEnum.point1 - c2.center).length()
r2 = (t2AsEnum.point2 - c2.center).length()
assert abs(r0 - r2) < utilities.EPSILON and abs(r0 - r1) < utilities.EPSILON
assert t1.getAngleDeg0() == 90.0
assert t1.getAngleDeg1() == t1.getAngleDeg2()
oldInd0 = t1.pointIndex0
oldInd1 = t1.pointIndex1
oldInd2 = t1.pointIndex2
t1.pointIndex0 = t1.pointIndex1
t1.pointIndex1 = oldInd0
assert t1.pointIndex0 == oldInd1
assert t1.pointIndex1 == oldInd0
assert t1.pointIndex0 != t1.pointIndex1
t1.reverse()
assert t1.pointIndex1 == oldInd2
# 5.1) (adding to scene) create a Geom and add primitives of like base-type i.e. triangles and triangle strips
geom = Geom(vdata)
geom.addPrimitive(tris)
# 5.2) create a GeomNode to hold the Geom(s) and add the Geom(s)
gn = GeomNode('gnode')
gn.addGeom(geom)
# 5.3) attache the node to the scene
gnNodePath = render.attachNewNode(gn)
# setup a wire frame
wireNP = render.attachNewNode('wire')
wireNP.setPos(0.0, 0.0, .1)
wireNP.setColor(0.1, 0.1, 0.1, 1)
wireNP.setRenderMode(RenderModeAttrib.MWireframe, .5, 0)
gnNodePath.instanceTo(wireNP)
# test and draw intersections and circles
pt1 = Point3(0.0, 5.0, 0.0)
pt2 = Point3(1.0, 5.0, 0.0)
intersection = t2.getIntersectionsWithCircumcircle(pt1, pt2)
circle = t2.getCircumcircle()
cuts = 128
border = circle.getBorder(cuts, closed=True)
assert len(border) == cuts or (len(border) == cuts + 1 and border[0] == border[len(border) - 1])
n = len(border)
xMid = yMid = 0
for p in border:
xMid += p.x
yMid += p.y
mid = Point3(xMid / n, yMid / n, border[0].z)
assert mid.almostEqual(circle.center, 0.06)
assert t2.isCcw()
assert t1.containsPoint(c1.center) != t1.containsPoint(c1.center, includeEdges=False)
circleSegs = LineSegs("circleLines")
circleSegs.setColor(1.0, 0.0, 0.0, 1.0)
for p in border:
circleSegs.drawTo(*p)
circleNode = circleSegs.create(False)
circleNP = render.attachNewNode(circleNode)
circleNP.setZ(-5)
originSpot = LineSegs("intersection")
originSpot.setColor(1.0, 0.0, 0.0, 1.0)
originSpot.setThickness(10)
for p in intersection:
originSpot.drawTo(p)
spotNode = originSpot.create(False)
spotNP = render.attachNewNode(spotNode)
circleNP.setZ(-0.75)
# fix the camera rot/pos
PHF.PanditorDisableMouseFunc()
camera.setPos(0.0, 0.0, 50.0)
camera.lookAt(c2.center)
PHF.PanditorEnableMouseFunc()
class WartsApp(ShowBase):
"""
The application running all the graphics.
"""
def __init__(self, graphicsInterface):
ShowBase.__init__(self)
# This is available as a global, but pylint gives an undefined-variable
# warning if we use it that way. Looking at
# https://www.panda3d.org/manual/index.php/ShowBase
# I would have thought we could reference it as either
# self.globalClock, direct.showbase.ShowBase.globalClock, or possibly
# direct.showbase.globalClock, but none of those seems to work. To
# avoid the pylint warnings, create self.globalClock manually.
self.globalClock = ClockObject.getGlobalClock()
self.graphicsInterface = graphicsInterface
# Mapping from gids to entities.
self.entities = {}
# Set up event handling.
self.mouseState = {}
self.keys = {}
self.setupEventHandlers()
# Set up camera control.
self.cameraHolder = self.render.attachNewNode('CameraHolder')
self.cameraHolder.setPos(0, 0, 100)
self.prevCameraHpr = (0, -80, 0)
self.usingCustomCamera = True
self.setCameraCustom()
self.prevMousePos = None
self.selectionBox = None
self.selectionBoxNode = None
self.selectionBoxOrigin = None
# TODO[#3]: Magic numbers bad.
self.resourceDisplay = OnscreenText(pos=(-0.98,.9),
align=TextNode.ALeft,
mayChange=True)
# Define the ground plane by a normal (+z) and a point (the origin).
self.groundPlane = core.Plane(core.Vec3(0, 0, 1), core.Point3(0, 0, 0))
self.graphicsInterface.graphicsReady(self)
def cleanup(self):
pass
def interfaceMessage(self, data):
# Messages from GraphicsInterface to Graphics are always internal
# client messages, so no need to catch InvalidMessageError.
message = deserializeMessage(data)
if isinstance(message, messages.Tick):
pass
elif isinstance(message, cmessages.AddEntity):
self.addEntity(message.gid, message.pos, message.modelPath,
message.isExample, message.isUnit, message.goalSize)
elif isinstance(message, cmessages.RemoveEntity):
self.removeEntity(message.gid)
elif isinstance(message, cmessages.MoveEntity):
self.moveEntity(message.gid, message.pos)
elif isinstance(message, cmessages.MarkEntitySelected):
self.markSelected(message.gid, message.isSelected)
elif isinstance(message, cmessages.DisplayResources):
self.displayResources(message.resourceAmt)
else:
badIMessageCommand(message, log)
def addEntity(self, gid, pos, modelPath, isExample, isUnit, goalSize):
"""
pos is given in graphics coordinates.
goalSize, if specified, is a pair (width, height) -- the model will be
scaled in the xy plane so that it's as large as possible while still
fitting within that width and height. Don't pass 0 as the width or the
height, because that's just not nice.
"""
if gid in self.entities:
raise RuntimeError("Already have entity with gid {gid}."
.format(gid=gid))
log.debug("Adding graphical entity %s at %s", gid, pos)
x, y = pos
if isExample:
# The example panda from the Panda3D "Hello world" tutorial.
# TODO[#9]: Figure out a more general way of specifying animations.
model = Actor(modelPath,
{"walk": "models/panda-walk4"})
else:
model = self.loader.loadModel(getModelPath(modelPath))
# Put the model in the scene, but don't position it yet.
rootNode = self.render.attachNewNode("")
model.reparentTo(rootNode)
# Rescale the model about its origin. The x and y coordinates of the
# model's origin should be chosen as wherever it looks like the model's
# center of mass is, so that rotation about the origin (in the xy
# plane) feels natural.
goalWidthX, goalWidthY = goalSize
bound1, bound2 = model.getTightBounds()
modelWidthX = abs(bound2[0] - bound1[0])
modelWidthY = abs(bound2[1] - bound1[1])
# Scale it to the largest it can be while still fitting within the goal
# rect. If the aspect ratio of the goal rect is different from that of
# the model, then it'll only fill that rect in one dimension.
# altScaleFactor is used for sanity checks below.
scaleFactor, altScaleFactor = minmax(goalWidthX / modelWidthX,
goalWidthY / modelWidthY)
# Sanity check the scale factor.
if scaleFactor <= 0.0:
if scaleFactor == 0.0:
log.warn("Graphical entity %s will be scaled negatively!", gid)
else:
log.warn("Graphical entity %s will be scaled to zero size.",
gid)
else:
# TODO[#9]: Currently the example panda triggers this warning.
# TODO[#3]: Magic numbers bad.
if altScaleFactor / scaleFactor > 1.001:
log.warn("Graphical entity %s has different aspect ratio than "
"its model: model of size %.3g x %.3g being scaled "
"into %.3g x %.3g.",
gid, modelWidthX, modelWidthY, goalWidthX, goalWidthY)
model.setScale(scaleFactor)
# Place the model at z=0. The model's origin should be placed so that
# this looks natural -- for most units this means it should be right at
# the bottom of the model, but if we add any units that are intended to
# float above the ground, then this can be accomplished by just
# positioning the model above its origin.
rootNode.setPos(x, y, 0.0)
entity = Entity(gid, model, rootNode, isExample)
self.entities[gid] = entity
if isUnit:
# TODO[#52]: Sigh. This is a terrible hack. I guess we could pipe
# through yet another bool for "is this my unit", but I don't want
# to have a growing collection of bools that need to be passed into
# the graphics for each unit. For now, "is this an example model?"
# and "is this my unit" are equivalent, so I guess we'll just
# piggyback off of isExample....
if isExample:
entity.setIndicator(self.loader.loadModel(
getModelPath("unit-indicator-mine.egg")
))
else:
entity.setIndicator(self.loader.loadModel(
getModelPath("unit-indicator-notmine.egg")
))
def removeEntity(self, gid):
log.debug("Removing graphical entity %s", gid)
entity = self.entities.pop(gid)
entity.cleanup()
def moveEntity(self, gid, newPos):
log.debug("Moving graphical entity %s to %s", gid, newPos)
entity = self.entities[gid]
x, y = newPos
oldX, oldY, oldZ = entity.rootNode.getPos()
z = oldZ
# Ensure the entity is facing the right direction.
heading = math.atan2(y - oldY, x - oldX)
heading *= 180.0 / math.pi
# Magic angle adjustment needed to stop the panda always facing
# sideways.
# TODO[#9]: Establish a convention about which way _our_ models face;
# figure out whether we need something like this. (Hopefully not?)
heading += 90.0
entity.rootNode.setHpr(heading, 0, 0)
moveInterval = entity.rootNode.posInterval(config.TICK_LENGTH,
(x, y, z))
moveInterval.start()
if entity.isActor and "walk" in entity.model.getAnimNames():
currFrame = entity.model.getCurrentFrame("walk")
if currFrame is None:
currFrame = 0
# Supposedly, it's possible to pass a startFrame and a duration to
# actorInterval, instead of calculating the endFrame ourself. But
# for some reason, that doesn't seem to work; if I do that, then
# the animation just keeps jumping around the early frames and
# never gets past frame 5 or so. I'm not sure why. For now at
# least, just calculate the endFrame ourselves to work around this.
log.debug("Animating entity %s from frame %s/%s",
gid, currFrame, entity.model.getNumFrames("walk"))
frameRate = entity.model.getAnimControl("walk").getFrameRate()
endFrame = currFrame + int(math.ceil(frameRate *
config.TICK_LENGTH))
animInterval = entity.model.actorInterval(
"walk", loop=1, startFrame=currFrame, endFrame=endFrame
)
animInterval.start()
def markSelected(self, gid, isSelected):
log.debug("Marking graphical entity %s as %sselected",
gid, "" if isSelected else "not ")
entity = self.entities[gid]
if isSelected:
entity.setIndicator(self.loader.loadModel(
getModelPath("unit-indicator-selected.egg")
))
else:
# You can't currently select others' units, so if a unit is being
# deselected it must be mine.
entity.setIndicator(self.loader.loadModel(
getModelPath("unit-indicator-mine.egg")
))
def displayResources(self, resourceAmt):
self.resourceDisplay.setText("Resource: {}".format(resourceAmt))
def createSelectionBox(self, corner1, corner2):
"""
Create a selection "box" given the coordinates of two opposite corners.
The corners are given in world coordinates (well, 3d graphics
coordinates).
"""
assert self.selectionBox is None
p1, p2, p3, p4 = self.convert3dBoxToScreen(corner1, corner2)
x1, y1 = p1
x2, y2 = p2
x3, y3 = p3
x4, y4 = p4
# TODO[#3]: Magic numbers bad.
self.selectionBox = LineSegs("SelectionBox")
self.selectionBox.setThickness(3.0)
self.selectionBox.setColor(0.0, 1.0, 0.25, 1.0)
self.selectionBox.move_to(x1, 0, y1)
self.selectionBox.draw_to(x2, 0, y2)
self.selectionBox.draw_to(x3, 0, y3)
self.selectionBox.draw_to(x4, 0, y4)
self.selectionBox.draw_to(x1, 0, y1)
self.selectionBoxNode = self.render2d.attachNewNode(
self.selectionBox.create())
def moveSelectionBox(self, corner1, corner2):
assert self.selectionBox is not None
p1, p2, p3, p4 = self.convert3dBoxToScreen(corner1, corner2)
x1, y1 = p1
x2, y2 = p2
x3, y3 = p3
x4, y4 = p4
self.selectionBox.setVertex(0, x1, 0, y1)
self.selectionBox.setVertex(1, x2, 0, y2)
self.selectionBox.setVertex(2, x3, 0, y3)
self.selectionBox.setVertex(3, x4, 0, y4)
self.selectionBox.setVertex(4, x1, 0, y1)
def removeSelectionBox(self):
self.selectionBoxNode.removeNode()
self.selectionBox = None
self.selectionBoxNode = None
def convert3dBoxToScreen(self, corner1, corner3):
"""
Return screen coordinates of the 4 corners of a box, given in 3d
coordinates. The box is specified using 2 opposite corners.
"""
wx1, wy1, wz1 = corner1
wx3, wy3, wz3 = corner3
wx2, wy2 = (wx1, wy3)
wx4, wy4 = (wx3, wy1)
# Note: corner1 and corner2 could have nonzero z because floating-point
# calculations, but they should at least be close. We'll just average
# their z and not worry about it.
wz2 = wz4 = 0.5 * (wz1 + wz3)
p1 = self.coord3dToScreen((wx1, wy1, wz1))
p2 = self.coord3dToScreen((wx2, wy2, wz2))
p3 = self.coord3dToScreen((wx3, wy3, wz3))
p4 = self.coord3dToScreen((wx4, wy4, wz4))
return (p1, p2, p3, p4)
def setCameraCustom(self):
"""
Change to using our custom task to control the camera.
"""
# Disable the default mouse-based camera control task, so we don't have
# to fight with it for control of the camera.
self.disableMouse()
# Face the camera in the appropriate angle.
self.camera.setHpr(self.prevCameraHpr)
# Put it in the same location as the cameraHolder, and make it stay
# put relative to the cameraHolder (so we can move the camera around by
# changing the cameraHolder's position).
self.camera.reparentTo(self.cameraHolder)
self.camera.setPos(0, 0, 0)
# Substitute our own camera control task.
self.taskMgr.add(self.updateCameraTask, "UpdateCameraTask")
self.usingCustomCamera = True
# Need a task to handle mouse-dragging because there doesn't seem to be
# a built-in mouseMove event.
self.taskMgr.add(self.mouseMoveTask, "MouseMoveTask")
def setCameraDefault(self):
"""
Change to using the default mouse-based camera controls.
"""
self.taskMgr.remove("UpdateCameraTask")
# Save current location for when this control style is restored.
self.prevCameraHpr = self.camera.getHpr()
# Use the existing camera location, rather than jumping back to the one
# from last time the default camera controller was active.
# Copied from https://www.panda3d.org/manual/index.php/Mouse_Support
mat = Mat4(self.camera.getMat())
mat.invertInPlace()
self.mouseInterfaceNode.setMat(mat)
self.enableMouse()
self.usingCustomCamera = False
def toggleCameraStyle(self):
"""
Switch to whichever style of camera control isn't currently active.
"""
if self.usingCustomCamera:
self.setCameraDefault()
else:
self.setCameraCustom()
# We don't use task, but we can't remove it because the function signature
# is from Panda3D.
def updateCameraTask(self, task): # pylint: disable=unused-argument
"""
Move the camera sensibly.
"""
dt = self.globalClock.getDt()
translateSpeed = 30 * dt
rotateSpeed = 50 * dt
# Separately track whether the camera should translate in each of the 4
# directions. These 4 are initialized based on the various inputs that
# might tell us to scroll, and different inputs saying the same thing
# don't stack. That way if we get inputs saying both "left" and
# "right", they can cancel and the camera just won't move along that
# axis -- even if, say, there are two inputs saying "left" and only one
# saying "right'.
moveLeft = self.keys["arrow_left"]
moveRight = self.keys["arrow_right"]
moveUp = self.keys["arrow_up"]
moveDown = self.keys["arrow_down"]
# Check if the mouse is over the window.
if self.mouseWatcherNode.hasMouse():
# Get the position.
# Each coordinate is normalized to the interval [-1, 1].
mousePos = self.mouseWatcherNode.getMouse()
xPos, yPos = mousePos.getX(), mousePos.getY()
# Only move if the mouse is close to the edge, and actually within
# the window.
if (1.0 - EDGE_SCROLL_WIDTH) < xPos <= 1.0:
moveRight = 1
if -(1.0 - EDGE_SCROLL_WIDTH) > xPos >= -1.0:
moveLeft = 1
if (1.0 - EDGE_SCROLL_WIDTH) < yPos <= 1.0:
moveUp = 1
if -(1.0 - EDGE_SCROLL_WIDTH) > yPos >= -1.0:
moveDown = 1
forward = translateSpeed * (moveUp - moveDown)
sideways = translateSpeed * (moveRight - moveLeft)
self.cameraHolder.setPos(self.cameraHolder, sideways, forward, 0)
if sideways != 0 or forward != 0:
self.updateSelectionBox()
rotate = rotateSpeed * (self.keys["a"] - self.keys["d"])
self.cameraHolder.setHpr(self.cameraHolder, rotate, 0, 0)
return Task.cont
def zoomCamera(self, inward):
"""
Zoom in or out.
"""
dt = self.globalClock.getDt()
zoomSpeed = 100 * dt
zoom = -zoomSpeed if inward else zoomSpeed
self.cameraHolder.setPos(self.cameraHolder, 0, 0, zoom)
def centerView(self):
"""
Center the view sensibly.
"""
message = cmessages.RequestCenter()
self.graphicsInterface.graphicsMessage(message.serialize())
# We don't use task, but we can't remove it because the function signature
# is from Panda3D.
def mouseMoveTask(self, task): # pylint: disable=unused-argument
"""
Handle mouse movement.
"""
mousePos = self.getMousePos()
# NOTE: We don't handle clicking and dragging at the same time.
if mousePos is not None and mousePos != self.prevMousePos:
for (buttonId, state) in self.mouseState.iteritems():
state.lastPos = mousePos
if state.hasMoved:
self.handleMouseDragMove(buttonId, state.modifiers,
state.startPos, mousePos)
else:
startX, startY = state.startPos
mouseX, mouseY = mousePos
distance = math.hypot(mouseX - startX, mouseY - startY)
# TODO[#3]: Magic numbers bad.
# Check if the mouse has moved outside the dead zone.
if distance > 0.0314:
self.handleMouseDragStart(buttonId, state.modifiers,
state.startPos, mousePos)
state.hasMoved = True
if mousePos != self.prevMousePos:
self.prevMousePos = mousePos
return Task.cont
def pandaEventMouseDown(self, buttonId, modifiers):
if buttonId in self.mouseState:
# Call pandaEventMouseUp just to clear any state related to the
# button being down, so we can handle this buttonDown event as if
# it were a fresh press of the button.
log.warn("Mouse button %s is already down.", buttonId)
self.pandaEventMouseUp(buttonId)
assert buttonId not in self.mouseState
state = MouseButtonState(modifiers[:], self.getMousePos())
self.mouseState[buttonId] = state
def pandaEventMouseUp(self, buttonId):
if buttonId not in self.mouseState:
# Drop the event, since there's nothing to do.
log.warn("Mouse button %s is already up.", buttonId)
return
state = self.mouseState[buttonId]
if state.hasMoved:
endPos = self.getMousePos()
if endPos is None:
endPos = state.lastPos
self.handleMouseDragEnd(buttonId, state.modifiers,
state.startPos, endPos)
else:
self.handleMouseClick(buttonId, state.modifiers, state.startPos)
del self.mouseState[buttonId]
def handleMouseClick(self, button, modifiers, pos):
# Make sure the mouse is inside the screen
# TODO: Move this check to pandaEventMouseUp?
if self.mouseWatcherNode.hasMouse() and self.usingCustomCamera:
x, y, _z = self.coordScreenTo3d(pos)
if modifiers == []:
# TODO: This component should take care of decoding the
# click as far as "left" or "right"; we shouldn't send a
# numerical button id to the graphicsInterface.
message = cmessages.Click(button, (x, y))
elif button == 1 and modifiers == ["shift"]:
message = cmessages.ShiftLClick((x, y))
elif button == 1 and modifiers == ["control"]:
message = cmessages.ControlLClick((x, y))
elif button == 3 and modifiers == ["shift"]:
message = cmessages.ShiftRClick((x, y))
elif button == 3 and modifiers == ["control"]:
message = cmessages.ControlRClick((x, y))
else:
thisShouldNeverHappen(
"Unhandled modifiers for click: {}".format(modifiers))
self.graphicsInterface.graphicsMessage(message.serialize())
def handleMouseDragStart(self, buttonId, modifiers, startPos, endPos):
log.debug("Start dragging from %s to %s", startPos, endPos)
if buttonId == 1 and modifiers == []:
assert self.selectionBoxOrigin is None
self.selectionBoxOrigin = self.coordScreenTo3d(startPos)
endPos = self.coordScreenTo3d(endPos)
self.createSelectionBox(self.selectionBoxOrigin, endPos)
def handleMouseDragMove(self, buttonId, modifiers, startPos, endPos):
log.debug("Continue dragging from %s to %s", startPos, endPos)
if buttonId == 1 and modifiers == []:
assert self.selectionBoxOrigin is not None
endPos = self.coordScreenTo3d(endPos)
self.moveSelectionBox(self.selectionBoxOrigin, endPos)
def handleMouseDragEnd(self, buttonId, modifiers, startPos, endPos):
log.debug("End dragging from %s to %s", startPos, endPos)
if buttonId == 1 and modifiers == []:
# Actually select the units.
endPos = self.coordScreenTo3d(endPos)
# TODO[#55]: Use 3d graphics coords in messages so we don't have to
# remove the z coordinates everywhere.
message = cmessages.DragBox(self.selectionBoxOrigin[:2],
endPos[:2])
self.graphicsInterface.graphicsMessage(message.serialize())
# Clear the selection box; we're done dragging.
self.selectionBoxOrigin = None
self.removeSelectionBox()
def updateSelectionBox(self):
if self.selectionBoxOrigin is not None:
mousePos = self.getMousePos()
if mousePos is not None:
endPos = self.coordScreenTo3d(mousePos)
self.moveSelectionBox(self.selectionBoxOrigin, endPos)
def getMousePos(self):
# Check if the mouse is over the window.
if self.mouseWatcherNode.hasMouse():
# Get the position.
# Each coordinate is normalized to the interval [-1, 1].
mousePoint = self.mouseWatcherNode.getMouse()
# Create a copy of mousePoint rather than returning a reference to
# it, because mousePoint will be modified in place by Panda.
return (mousePoint.getX(), mousePoint.getY())
else:
return None
def handleWindowClose(self):
log.info("Window close requested -- shutting down client.")
message = cmessages.RequestQuit()
self.graphicsInterface.graphicsMessage(message.serialize())
def setupEventHandlers(self):
def pushKey(key, value):
self.keys[key] = value
for key in ["arrow_up", "arrow_left", "arrow_right", "arrow_down",
"w", "a", "d", "s"]:
self.keys[key] = False
self.accept(key, pushKey, [key, True])
self.accept("shift-%s" % key, pushKey, [key, True])
self.accept("%s-up" % key, pushKey, [key, False])
# Camera toggle.
self.accept("f3", self.toggleCameraStyle, [])
self.accept("shift-f3", self.toggleCameraStyle, [])
# Center view.
self.accept("space", self.centerView, [])
# Handle mouse wheel.
self.accept("wheel_up", self.zoomCamera, [True])
self.accept("wheel_down", self.zoomCamera, [False])
# Handle clicking.
self.accept("mouse1", self.pandaEventMouseDown, [1, []])
self.accept("mouse1-up", self.pandaEventMouseUp, [1])
# TODO: Make sure this is always the right mouse button.
self.accept("mouse3", self.pandaEventMouseDown, [3, []])
self.accept("mouse3-up", self.pandaEventMouseUp, [3])
# Handle clicking with modifier keys.
self.accept("shift-mouse1", self.pandaEventMouseDown,
[1, ["shift"]])
self.accept("control-mouse1", self.pandaEventMouseDown,
[1, ["control"]])
self.accept("shift-mouse3", self.pandaEventMouseDown,
[3, ["shift"]])
self.accept("control-mouse3", self.pandaEventMouseDown,
[3, ["control"]])
# Handle window close request (clicking the X, Alt-F4, etc.)
self.win.set_close_request_event("window-close")
self.accept("window-close", self.handleWindowClose)
def coord3dToScreen(self, coord3d):
# Empirically, Lens.project takes coordinates in the *camera*'s
# coordinate system, not its parent or the render. This was not very
# clear from the documentation, and you'd be surprised how long it took
# us to figure this out. Anyway, we need to convert the point to be
# relative to self.camera here; otherwise we'll get bizarre,
# nonsensical, and hard-to-debug results.
coord3d = self.camera.getRelativePoint(self.render, coord3d)
screenCoord = Point2()
if not self.camLens.project(coord3d, screenCoord):
log.debug("Attempting 3d-to-screen conversion on point outside of "
"camera's viewing frustum.")
# Convert to a tuple to ensure no one else is keeping a reference
# around.
x, y = screenCoord
return (x, y)
def coordScreenTo3d(self, screenCoord):
x, y = screenCoord
screenPoint = Point2(x, y)
# Do this calculation using simple geometry, rather than the absurd
# collision-traversal nonsense we used to use. Thanks to
# https://www.panda3d.org/forums/viewtopic.php?t=5409
# for pointing us at the right methods to make this work.
# Get two points along the ray extending from the camera, in the
# direction of the mouse click.
nearPoint = Point3()
farPoint = Point3()
self.camLens.extrude(screenPoint, nearPoint, farPoint)
# These points are relative to the camera, so need to be converted to
# be relative to the render. Thanks to the example code (see link
# above) for saving us probably some hours of debugging figuring that
# one out again :)
nearPoint = self.render.getRelativePoint(self.camera, nearPoint)
farPoint = self.render.getRelativePoint(self.camera, farPoint)
intersection = Point3()
if self.groundPlane.intersectsLine(intersection, nearPoint, farPoint):
# Convert to a tuple to ensure no one else is keeping a reference
# around.
x, y, z = intersection
return (x, y, z)
# The ray didn't intersect the ground. This is almost certainly going
# to happen at some point; all you have to do is find a way to aim the
# camera (or manipulate the screen coordinate) so that the ray points
# horizontally. But we don't have code to handle it, so for now just
# abort.
thisIsNotHandled()
