def quat_mult_vec(quat, v):
qvec = quat.vector()
uv = QVector3D.crossProduct(qvec, v)
uuv = QVector3D.crossProduct(qvec, uv)
uv = uv * 2.0 * quat.scalar()
uuv = uuv * 2.0
return v + uv + uuv
def quat_mult_vec(quat, v):
qvec = quat.vector()
uv = Vec.crossProduct(qvec, v)
uuv = Vec.crossProduct(qvec, uv)
uv = uv * 2.0 * quat.scalar()
uuv = uuv * 2.0
return v + uv + uuv
def updateScene():
global mesh
global shader
global angle
global t
dt = time() - t - t0
t += dt
angle = t*math.pi/2
camera.lookAt(QVector3D(math.cos(angle), math.sin(angle), 1), QVector3D(0,0,0), QVector3D(0,0,1))
def getPivotPos(self, ents):
'''Median position used as pivot point'''
xs = [e.placeable.position.x() for e in ents]
ys = [e.placeable.position.y() for e in ents]
zs = [e.placeable.position.z() for e in ents]
minpos = QVector3D(min(xs), min(ys), min(zs))
maxpos = QVector3D(max(xs), max(ys), max(zs))
median = (minpos + maxpos) / 2
return median
def _manipulate2(self, ents, amountx, amounty, changevec, centervecs,
centerpoint):
# calculate quaternion for rotation
# get axis
# print "amountx %s"%amountx
# print "amounty %s"%amounty
# print "changevec %s"%changevec
if self.grabbed and self.grabbed_axis is not None:
local = False # self.controller.useLocalTransform
mov = changevec.length() * 30
axis = None
#angle = 90 # just do 90 degrees rotations
#angle = 15 # just do 15 degrees rotations
angle = 5 # just do 5 degrees rotations
if amountx < 0 and amounty < 0:
dir = -1
elif amountx < 0 and amounty >= 0:
dir = 1
if self.grabbed_axis == self.AXIS_BLUE:
dir *= -1
elif amountx >= 0 and amounty < 0:
dir = -1
elif amountx >= 0 and amounty >= 0:
dir = 1
mov *= dir
angle *= dir
q = None
euler = None
if self.grabbed_axis == self.AXIS_RED: #rotate around x-axis
axis = QVector3D(1, 0, 0)
# disable this for now
# return
elif self.grabbed_axis == self.AXIS_GREEN: #rotate around y-axis
axis = QVector3D(0, 1, 0)
# disable this for now
# return
elif self.grabbed_axis == self.AXIS_BLUE: #rotate around z-axis
axis = QVector3D(0, 0, 1)
q = QQuaternion.fromAxisAndAngle(axis, angle)
q.normalize()
self._rotateEntsWithQuaternion(q, ents, amountx, amounty,
changevec, centervecs, centerpoint)
self._rotateEachEntWithQuaternion(q, ents, angle)
pass
def getPivotPos(self, ents):
xs = [e.placeable.Position.x() for e in ents]
ys = [e.placeable.Position.y() for e in ents]
zs = [e.placeable.Position.z() for e in ents]
minpos = Vec(min(xs), min(ys), min(zs))
maxpos = Vec(max(xs), max(ys), max(zs))
#median = (minpos + maxpos) / 2
#there is some type prob with pythonqt and operator overloads, so this workaround is needed:
median = minpos.__add__(maxpos).__div__(2)
#print "Min:", minpos
#print "Max:", minpos
#print "Median:", median
return median
def getPivotPos(self, ents):
xs = [e.placeable.Position.x() for e in ents]
ys = [e.placeable.Position.y() for e in ents]
zs = [e.placeable.Position.z() for e in ents]
minpos = Vec(min(xs), min(ys), min(zs))
maxpos = Vec(max(xs), max(ys), max(zs))
#median = (minpos + maxpos) / 2
#there is some type prob with pythonqt and operator overloads, so this workaround is needed:
median = minpos.__add__(maxpos).__div__(2)
#print "Min:", minpos
#print "Max:", minpos
#print "Median:", median
return median
def calibrateVec(self, r, v):
if (self.vectorLen(r) != 0):
factor = self.vectorLen(v) / self.vectorLen(r)
rx = factor * r.x()
ry = factor * r.y()
rz = factor * r.z()
return QVector3D(rx, ry, rz)
else: # if original vector is zero length, the rotated one must be too, just return r
return r
def hideManipulator(self):
#r.logInfo("hiding manipulator")
if self.usesManipulator:
try: #XXX! without this try-except, if something is selected, the viewer will crash on exit
#print "Hiding arrows!"
if self.manipulator is not None:
self.manipulator.placeable.Scale = QVector3D(0.0, 0.0, 0.0) #ugly hack
self.manipulator.placeable.Position = QVector3D(0.0, 0.0, 0.0)#another ugly hack
self.manipulator.ruler.SetVisible(False)
#r.logInfo("hiding ruler hideManipulator")
self.manipulator.ruler.UpdateRuler()
self.grabbed_axis = None
self.grabbed = False
remove_custom_cursors()
except RuntimeError, e:
r.logDebug("hideManipulator failed")
def _manipulate(self, ent, amountx, amounty, changevec):
if self.grabbed and self.grabbed_axis is not None:
local = self.controller.useLocalTransform
mov = changevec.length() * 30
ort = ent.placeable.Orientation
if amountx < 0 and amounty < 0:
dir = -1
elif amountx < 0 and amounty >= 0:
dir = 1
if not local and self.grabbed_axis == self.AXIS_BLUE:
dir *= -1
elif amountx >= 0 and amounty < 0:
dir = -1
elif amountx >= 0 and amounty >= 0:
dir = 1
mov *= dir
if local:
if self.grabbed_axis == self.AXIS_RED:
axis = QVector3D(1, 0, 0)
elif self.grabbed_axis == self.AXIS_GREEN:
axis = QVector3D(0, 1, 0)
elif self.grabbed_axis == self.AXIS_BLUE:
axis = QVector3D(0, 0, 1)
ort = ort * QQuaternion.fromAxisAndAngle(axis, mov)
else:
euler = mu.quat_to_euler(ort)
if self.grabbed_axis == self.AXIS_RED: #rotate around x-axis
euler[0] -= math.radians(mov)
elif self.grabbed_axis == self.AXIS_GREEN: #rotate around y-axis
euler[1] += math.radians(mov)
elif self.grabbed_axis == self.AXIS_BLUE: #rotate around z-axis
euler[2] += math.radians(mov)
ort = mu.euler_to_quat(euler)
ent.placeable.Orientation = ort
ent.network.Orientation = ort
def _rotateEachEntWithQuaternion(self, q, ents, angle):
""" Rotate each object along selected axis """
for ent in ents:
ort = ent.placeable.Orientation
v1 = ort.rotatedVector(QVector3D(1,0,0))
v2 = ort.rotatedVector(QVector3D(0,1,0))
v3 = ort.rotatedVector(QVector3D(0,0,1))
# rotated unit vectors are equals of objects unit vectors in objects perspective
# this gives equation M * x = x' (x=(i,j,k) & x'=(i',j',k'))
# ( M = conversion matrix, x = world unit vector, x' = object unit vector)
# multiply each sides of equation with inverted matrix of M^-1 gives us:
# I * x = M^-1 *x' => x = M^-1 * x'
# => we can now express world unit vectors i,j,k with i',j',k'
# with help of inverted matrix, and use objects quaternion to rotate
# along world unit vectors i, j, k
m = ((v1.x(),v1.y(),v1.z()),(v2.x(),v2.y(),v2.z()),(v3.x(),v3.y(),v3.z()))
inv = mu.invert_3x3_matrix(m)
if self.grabbed_axis == self.AXIS_RED: #rotate around x-axis
axis = QVector3D(inv[0][0],inv[0][1],inv[0][2])
elif self.grabbed_axis == self.AXIS_GREEN: #rotate around y-axis
axis = QVector3D(inv[1][0],inv[1][1],inv[1][2])
elif self.grabbed_axis == self.AXIS_BLUE: #rotate around z-axis
axis = QVector3D(inv[2][0],inv[2][1],inv[2][2])
q = QQuaternion.fromAxisAndAngle(axis, angle)
q.normalize()
ent.placeable.Orientation = ort*q
def render(self, camposx=None, camposy=None, camposz=None, camang=None):
#, camortx=None, camorty=None, camortz=None, camortw=None):
cament = naali.getCamera()
p = cament.placeable
if camposx is not None:
pos = Vec(*(float(v) for v in [camposx, camposy, camposz]))
p.Position = pos
if camang is not None:
ort = p.Orientation
start = Quat(0, 0, -0.707, -0.707)
rot = Quat.fromAxisAndAngle(Vec(0, 1, 0), -float(camang))
new = start * rot
p.Orientation = new
#if camortx is not None:
# ort = Quat(*(float(v) for v in [camortw, camortx, camorty, camortz]))
# p.Orientation = ort
#return str(p.Position), str(p.Orientation) #self.render1()
baseurl, imgname = save_screenshot()
imgurl = baseurl + imgname
pos = p.Position
ort = p.Orientation
#vec, ang = toAngleAxis(p.Orientation)
#print vec, ang
euler = quat_to_euler([ort.scalar(), ort.x(), ort.y(), ort.z()])
ang = euler[0]
if ang < 0:
ang = 360 + ang
return abshtml % (imgurl,
ang,
pos.x(), pos.y(), pos.z()
#ort.scalar(), ort.x(), ort.y(), ort.z(),
)
def render(self, camposx=None, camposy=None, camposz=None, camang=None):
#, camortx=None, camorty=None, camortz=None, camortw=None):
cament = naali.getCamera()
p = cament.placeable
if camposx is not None:
pos = Vec(*(float(v) for v in [camposx, camposy, camposz]))
p.position = pos
if camang is not None:
ort = p.orientation
start = Quat(0, 0, -0.707, -0.707)
rot = Quat.fromAxisAndAngle(Vec(0, 1, 0), -float(camang))
new = start * rot
p.orientation = new
#if camortx is not None:
# ort = Quat(*(float(v) for v in [camortw, camortx, camorty, camortz]))
# p.orientation = ort
#return str(p.position), str(p.orientation) #self.render1()
baseurl, imgname = save_screenshot()
imgurl = baseurl + imgname
pos = p.position
ort = p.orientation
#vec, ang = toAngleAxis(p.orientation)
#print vec, ang
euler = mu.quat_to_euler(ort)
ang = euler[0]
if ang < 0:
ang = 360 + ang
return abshtml % (imgurl,
ang,
pos.x(), pos.y(), pos.z()
#ort.scalar(), ort.x(), ort.y(), ort.z(),
)
def setManipulatorScale(self, ents):
if ents is None or len(ents) == 0:
return
campos = naali.getCamera().placeable.position
ent = ents[-1]
entpos = ent.placeable.position
length = (campos - entpos).length()
v = self.MANIPULATORSCALE
factor = length * .1
newv = QVector3D(v) * factor
try:
self.manipulator.placeable.scale = newv
except AttributeError:
pass
def changepos(self, i, v):
#XXX NOTE / API TODO: exceptions in qt slots (like this) are now eaten silently
#.. apparently they get shown upon viewer exit. must add some qt exc thing somewhere
ent = self.active
if ent is not None:
qpos = QVector3D(ent.placeable.Position)
if i == 0:
qpos.setX(v)
elif i == 1:
qpos.setY(v)
elif i == 2:
qpos.setZ(v)
ent.placeable.Position = qpos
ent.network.Position = qpos
self.manipulator.moveTo(self.sels)
if not self.dragging:
r.networkUpdate(ent.id)
self.modified = True
def changescale(self, i, v):
ent = self.active
if ent is not None:
qscale = ent.placeable.Scale
#oldscale = list((qscale.x(), qscale.y(), qscale.z()))
scale = list((qscale.x(), qscale.y(), qscale.z()))
if not self.float_equal(scale[i], v):
scale[i] = v
# if self.window.mainTab.scale_lock.checked:
# #XXX BUG does wrong thing - the idea was to maintain aspect ratio
# diff = scale[i] - oldscale[i]
# for index in range(len(scale)):
# #print index, scale[index], index == i
# if index != i:
# scale[index] += diff
ent.placeable.Scale = QVector3D(scale[0], scale[1], scale[2])
if not self.dragging:
r.networkUpdate(ent.id)
self.modified = True
quat.y() * invlen,
quat.z() * invlen)
return vec, ang
cament = naali.getCamera()
p = cament.placeable
#print toAngleAxis(p.orientation)
ort = p.orientation
euler = mu.quat_to_euler(ort)
#print euler
start = QQuaternion(0, 0, -0.707, -0.707)
#print start
rot = QQuaternion.fromAxisAndAngle(QVector3D(0, 1, 0), -10)
new = start * rot
print ort
print new
#p.orientation = new
#print mu.euler_to_quat(euler), ort
if 0: #avatar set yaw (turn)
#a = -1.0
a = 0
print "setting avatar yaw with %f" % a
r.setAvatarYaw(a)
if 0: #avatar rotation #XXX crashes when the avatar is not there! XXX
x = 0
y = 0
class Manipulator:
NAME = "Manipulator"
MANIPULATOR_MESH_NAME = "axes.mesh"
USES_MANIPULATOR = True
CURSOR_HOVER_SHAPE = Qt.OpenHandCursor
CURSOR_HOLD_SHAPE = Qt.ClosedHandCursor
MANIPULATORORIENTATION = QQuaternion(1, 1, 0, 0)
MANIPULATORSCALE = QVector3D(1, 1, 1)
MANIPULATOR_RULER_TYPE = EC_Ruler.Rotation
MATERIALNAMES = None
AXIS_RED = 0
AXIS_GREEN = 1
AXIS_BLUE = 2
def __init__(self):
#self.controller = creator
self.manipulator = None
self.grabbed_axis = None
self.grabbed = False
self.usesManipulator = self.USES_MANIPULATOR
self.highlightedSubMesh = None
self.axisSubmesh = None
self.entCenterVectors = {}
self.centerPoint = None
def compareIds(self, id):
if self.usesManipulator:
if self.manipulator.id == id:
return True
return False
def moveTo(self, ents):
if self.manipulator:
pos = self.getPivotPos(ents)
self.manipulator.placeable.position = pos
def getManipulatorPosition(self):
if self.manipulator:
return self.manipulator.placeable.position
return None
def createManipulator(self):
if self.manipulator is None and self.usesManipulator:
# create a local temporary entity, we dont want to sync this at least for now
# as there is no deletion code when you leave the server!
ent = naali.createMeshEntity(self.MANIPULATOR_MESH_NAME,
606847240, ["EC_Gizmo", "EC_Ruler"],
localonly=True,
temporary=True)
ent.SetName(self.NAME)
ent.ruler.SetVisible(False)
ent.ruler.SetType(self.MANIPULATOR_RULER_TYPE)
ent.ruler.UpdateRuler()
return ent
def stopManipulating(self):
self.grabbed_axis = None
self.grabbed = False
remove_custom_cursor(self.CURSOR_HOLD_SHAPE)
try:
self.manipulator.ruler.EndDrag()
except:
# TODO fix stopManipulating usage so it isn't called when manipulators aren't initialised properly yet
pass
def initVisuals(self):
if self.manipulator is None:
self.manipulator = self.createManipulator()
self.hideManipulator()
def showManipulator(self, ents):
if self.usesManipulator and len(ents) > 0:
self.moveTo(ents)
self.setManipulatorScale(ents)
try:
ruler = self.manipulator.ruler
except:
ruler = self.manipulator.GetOrCreateComponentRaw("EC_Ruler")
ruler.SetType(self.MANIPULATOR_RULER_TYPE)
ruler.SetVisible(True)
#r.logInfo("showing ruler showManipulator")
ruler.UpdateRuler()
if False: # self.controller.useLocalTransform:
# first according object, then manipulator orientation - otherwise they go wrong order
self.manipulator.placeable.orientation = ents[
0].placeable.orientation * self.MANIPULATORORIENTATION
else:
self.manipulator.placeable.orientation = self.MANIPULATORORIENTATION
def getPivotPos(self, ents):
'''Median position used as pivot point'''
xs = [e.placeable.position.x() for e in ents]
ys = [e.placeable.position.y() for e in ents]
zs = [e.placeable.position.z() for e in ents]
minpos = QVector3D(min(xs), min(ys), min(zs))
maxpos = QVector3D(max(xs), max(ys), max(zs))
median = (minpos + maxpos) / 2
return median
def hideManipulator(self):
#r.logInfo("hiding manipulator")
if self.usesManipulator:
try: #XXX! without this try-except, if something is selected, the viewer will crash on exit
#print "Hiding arrows!"
if self.manipulator is not None:
self.manipulator.placeable.scale = QVector3D(
0.0, 0.0, 0.0) #ugly hack
self.manipulator.placeable.position = QVector3D(
0.0, 0.0, 0.0) #another ugly hack
self.manipulator.ruler.SetVisible(False)
#r.logInfo("hiding ruler hideManipulator")
self.manipulator.ruler.UpdateRuler()
self.grabbed_axis = None
self.grabbed = False
remove_custom_cursors()
except RuntimeError, e:
r.logDebug("hideManipulator failed")
except AttributeError, e:
# this will happend on_exit() -> hideManipulator
# the manipulator entitys components has been destroyed
pass
def vectorAdd(self, v1, v2):
""" rotations stopped working when using v1-v2 and v1+v2, so currently this method remains here """
x = v1.x()+v2.x()
y = v1.y()+v2.y()
z = v1.z()+v2.z()
return QVector3D(x, y, z)
def get_right(entity):
v = QVector3D(1.0, 0.0, 0.0)
return quat_mult_vec(entity.placeable.orientation, v)
def vectorAdd(self, v1, v2):
x = v1.x() + v2.x()
y = v1.y() + v2.y()
z = v1.z() + v2.z()
return QVector3D(x, y, z)
def do_api_calls(self):
yield "createMeshEntity"
e = naali.createMeshEntity("axes.mesh")
from PythonQt.QtGui import QVector3D, QQuaternion
e.placeable.position = QVector3D(128, 128, 60)
e.placeable.Scale = QVector3D(5, 5, 5)
e.placeable.Orientation = QQuaternion(0, 0, 0, 1)
r.removeEntity(e.Id)
yield "EC_Touchable & EC_Highlight"
for longname, shortname in [("EC_Touchable", 'touchable'),
("EC_Highlight", 'highlight')]:
e = naali.getUserAvatar()
e.GetOrCreateComponentRaw(longname)
x = getattr(e, shortname)
x.Show()
x.Hide()
assert x.IsVisible() == False
yield "naali.createEntity"
ent = naali.createEntity()
print "new entity created:", ent
yield "get camera FOV"
fov = naali.getCamera().camera.GetVerticalFov()
yield "avatar position"
p = naali.getUserAvatar().placeable.position
yield "avatar animation controller"
naali.getUserAvatar().animationcontroller.EnableAnimation("Walk")
yield "test sendChat"
r.sendChat("test chat")
yield "test logInfo"
r.logInfo("test log message")
#XXX deprecate
yield "test camera yaw/itch"
r.setCameraYawPitch(.1, .5)
r.getCameraYawPitch()
yield "test webview"
import PythonQt
wv = PythonQt.QtWebKit.QWebView()
wv.show()
yield "test dotscene loading"
from localscene import loader
loader.load_dotscene("pymodules/localscene/test.scene")
yield "test dynamic component"
ent = naali.getUserAvatar()
ent.GetOrCreateComponentRaw("EC_DynamicComponent")
print ent, type(ent)
d = ent.EC_DynamicComponent
d.CreateAttribute("real", 42.0)
d.ComponentChanged(0)
d.SetAttribute("real", 8.5)
d.ComponentChanged(0)
d.RemoveAttribute("real")
d.ComponentChanged(0)
yield "test javascript"
cam = naali.getCamera()
naali.runjs('print("Hello from JS! " + x)', {'x': naali.renderer})
naali.runjs('print("Another hello from JS! " + x)',
{'x': naali.inputcontext})
naali.runjs('print("Some camera! " + x)', {'x': cam.camera})
#py objects are not qobjects. naali.runjs('print("Some camera, using naali :O ! " + x.getCamera())', {'x': naali})
naali.runjs('print("Camera Entity " + x)', {'x': cam})
naali.runjs('print("Camera placeable pos: " + pos)',
{'pos': cam.placeable.position})
#not exposed yet. naali.runjs('print("QVector3D: " + new QVector3D())', {})
#naali.runjs('var a = {"a": true, "b": 2};')
#naali.runjs('print(a.a + ", " + a.b)')
#naali.runjs('print(JSON.stringify(a))')
#naali.runjs('print("1 + 1 == " + 1 + 1)')
#naali.runjs('print("1 - 1 == " + 1 - 1)')
print ", done."
if 0:
runjs('var b = new QPushButton;')
runjs('b.text = "hep";')
runjs('b.show();')
def vectorDifference(self, v1, v2):
x = v1.x() - v2.x()
y = v1.y() - v2.y()
z = v1.z() - v2.z()
return QVector3D(x, y, z)
#~ #print keys, mats.keys(), mats[keys[0]]
if 0: #qplaceable
id = 2138143966
#qplace = r.getQPlaceable(id)
e = e.getEntity(id)
qplace = e.placeable
print qplace, qplace.Position
oldz = qplace.Position.z()
print oldz, "==>",
import PythonQt.QtGui
from PythonQt.QtGui import QVector3D
change_v = QVector3D(0, 0, 0.1)
#dir shows __add__ but for some reason doesn't work out of the box :(
#"unsupported operand type(s) for +=: 'QVector3D' and 'QVector3D'"
#qplace.Position += change_v
#qplace.Position + change_v
#bleh and this changes the val in the vec, but doesn't trigger the *vec* setter,
#so no actual change in Naali internals
#qplace.Position.setZ(oldz + 0.1)
newpos = qplace.Position
newpos.setZ(oldz + 0.1)
qplace.Position = newpos
print qplace.Position.z(), "."
if 0:
