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Poodletooth-iLand/dependencies/panda/direct/directtools/DirectSession.py

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Initial commit
2015-03-03 16:10:12 -06:00
import math
import types
import string
from pandac.PandaModules import *
from DirectUtil import *
from direct.showbase.DirectObject import DirectObject
from direct.task import Task
from DirectGlobals import DIRECT_NO_MOD
from DirectCameraControl import DirectCameraControl
from DirectManipulation import DirectManipulationControl
from DirectSelection import SelectionRay, COA_ORIGIN, SelectedNodePaths
from DirectGrid import DirectGrid
#from DirectGeometry import *
from DirectLights import DirectLights
from direct.cluster.ClusterClient import createClusterClient, DummyClusterClient
from direct.cluster.ClusterServer import ClusterServer
## from direct.tkpanels import Placer
## from direct.tkwidgets import Slider
## from direct.tkwidgets import SceneGraphExplorer
from direct.gui import OnscreenText
from direct.showbase import Loader
from direct.interval.IntervalGlobal import *
class DirectSession(DirectObject):
# post this to the bboard to make sure DIRECT doesn't turn on
DIRECTdisablePost = 'disableDIRECT'
def __init__(self):
# Establish a global pointer to the direct object early on
# so dependant classes can access it in their code
__builtins__["direct"] = base.direct = self
# These come early since they are used later on
self.group = render.attachNewNode('DIRECT')
self.font = TextNode.getDefaultFont()
self.fEnabled = 0
self.fEnabledLight = 0
self.fScaleWidgetByCam = 0 # [gjeon] flag for scaling widget by distance from the camera
self.fIgnoreDirectOnlyKeyMap = 0 # [gjeon] to skip old direct controls in new LE
self.drList = DisplayRegionList()
self.iRayList = [x.iRay for x in self.drList]
self.dr = self.drList[0]
self.win = base.win
self.camera = base.camera
self.cam = base.cam
self.camNode = base.camNode
self.trueCamera = self.camera
self.iRay = self.dr.iRay
self.coaMode = COA_ORIGIN
self.cameraControl = DirectCameraControl()
self.manipulationControl = DirectManipulationControl()
self.useObjectHandles()
self.grid = DirectGrid()
self.grid.disable()
self.lights = DirectLights(base.direct.group)
# Create some default lights
self.lights.createDefaultLights()
# But turn them off
self.lights.allOff()
# Initialize the collection of selected nodePaths
self.selected = SelectedNodePaths()
# Ancestry of currently selected object
self.ancestry = []
self.ancestryIndex = 0
self.activeParent = None
self.selectedNPReadout = OnscreenText.OnscreenText(
pos = (-1.0, -0.9), bg=Vec4(1, 1, 1, 1),
scale = 0.05, align = TextNode.ALeft,
mayChange = 1, font = self.font)
# Make sure readout is never lit or drawn in wireframe
useDirectRenderStyle(self.selectedNPReadout)
self.selectedNPReadout.reparentTo(hidden)
self.activeParentReadout = OnscreenText.OnscreenText(
pos = (-1.0, -0.975), bg=Vec4(1, 1, 1, 1),
scale = 0.05, align = TextNode.ALeft,
mayChange = 1, font = self.font)
# Make sure readout is never lit or drawn in wireframe
useDirectRenderStyle(self.activeParentReadout)
self.activeParentReadout.reparentTo(hidden)
self.directMessageReadout = OnscreenText.OnscreenText(
pos = (-1.0, 0.9), bg=Vec4(1, 1, 1, 1),
scale = 0.05, align = TextNode.ALeft,
mayChange = 1, font = self.font)
# Make sure readout is never lit or drawn in wireframe
useDirectRenderStyle(self.directMessageReadout)
self.directMessageReadout.reparentTo(hidden)
# Create a vrpn client vrpn-server or default
self.deviceManager = None
self.joybox = None
self.radamec = None
self.fastrak = []
if base.config.GetBool('want-vrpn', 0):
from direct.directdevices import DirectDeviceManager
self.deviceManager = DirectDeviceManager.DirectDeviceManager()
# Automatically create any devices specified in config file
joybox = base.config.GetString('vrpn-joybox-device', '')
radamec = base.config.GetString('vrpn-radamec-device', '')
fastrak = base.config.GetString('vrpn-fastrak-device', '')
if joybox:
from direct.directdevices import DirectJoybox
self.joybox = DirectJoybox.DirectJoybox(joybox)
if radamec:
from direct.directdevices import DirectRadamec
self.radamec = DirectRadamec.DirectRadamec(radamec)
if fastrak:
from direct.directdevices import DirectFastrak
# parse string into format device:N where N is the sensor name
fastrak = string.split(fastrak)
for i in range(len(fastrak))[1:]:
self.fastrak.append(DirectFastrak.DirectFastrak(fastrak[0] + ':' + fastrak[i]))
self.fControl = 0
self.fAlt = 0
self.fShift = 0
self.fMouse1 = 0 # [gjeon] to update alt key information while mouse1 is pressed
self.fMouse2 = 0
self.fMouse3 = 0
self.pos = VBase3()
self.hpr = VBase3()
self.scale = VBase3()
self.hitPt = Point3(0.0)
# Lists for managing undo/redo operations
self.undoList = []
self.redoList = []
# One run through the context task to init everything
self.drList.updateContext()
for dr in self.drList:
dr.camUpdate()
self.actionEvents = [
['select', self.select],
['DIRECT-select', self.selectCB],
['deselect', self.deselect],
['deselectAll', self.deselectAll],
['DIRECT-preDeselectAll', self.deselectAllCB],
['highlightAll', self.selected.highlightAll],
['preRemoveNodePath', self.deselect],
# Scene graph explorer functions
['SGE_Select', self.select],
['SGE_Deselect', self.deselect],
['SGE_Set Reparent Target', self.setActiveParent],
['SGE_Reparent', self.reparent],
['SGE_WRT Reparent', lambda np, s=self: s.reparent(np, fWrt = 1)],
['SGE_Flash', self.flash],
['SGE_Isolate', self.isolate],
['SGE_Toggle Vis', self.toggleVis],
['SGE_Show All', self.showAllDescendants],
['SGE_Fit', self.fitOnNodePath],
['SGE_Delete', self.removeNodePath],
['SGE_Set Name', self.getAndSetName],
['DIRECT-delete', self.removeAllSelected],
['DIRECT-Undo', self.undo],
['DIRECT-Redo', self.redo],
['DIRECT-OOBE', self.oobe],
['DIRECT-toggleWidgetVis', self.toggleWidgetVis],
['DIRECT-toggleWireframe', base.toggleWireframe],
['DIRECT-toggleVisAll', self.selected.toggleVisAll],
['DIRECT-toggleTexture', base.toggleTexture],
['DIRECT-upAncestry', self.upAncestry],
['DIRECT-downAncestry', self.downAncestry],
['DIRECT-toggleBackface', base.toggleBackface],
['DIRECT-flash', self.flash],
['DIRECT-toggleLigths', self.lights.toggle],
['DIRECT-toggleCOALock', self.cameraControl.toggleCOALock],
['DIRECT-setActiveParent', self.doSetActiveParent],
['DIRECT-doWrtReparent', self.doWrtReparent],
['DIRECT-doReparent', self.doReparent],
['DIRECT-doSelect', self.doSelect],
]
if base.wantTk:
from direct.tkpanels import Placer
from direct.tkwidgets import Slider
from direct.tkwidgets import SceneGraphExplorer
self.actionEvents.extend([
['SGE_Place', Placer.place],
['SGE_Set Color', Slider.rgbPanel],
['SGE_Explore', SceneGraphExplorer.explore],])
self.modifierEvents = ['control', 'control-up', 'control-repeat',
'shift', 'shift-up', 'shift-repeat',
'alt', 'alt-up', 'alt-repeat',
]
keyList = [chr(i) for i in range(97, 123)]
keyList.extend([chr(i) for i in range(48, 58)])
keyList.extend(["`", "-", "=", "[", "]", ";", "'", ",", ".", "/", "\\"])
self.specialKeys = ['escape', 'delete', 'page_up', 'page_down', 'enter']
def addCtrl(a):
return "control-%s"%a
def addShift(a):
return "shift-%s"%a
self.keyEvents = keyList[:]
self.keyEvents.extend(list(map(addCtrl, keyList)))
self.keyEvents.extend(list(map(addShift, keyList)))
self.keyEvents.extend(self.specialKeys)
self.mouseEvents = ['mouse1', 'mouse1-up',
'shift-mouse1', 'shift-mouse1-up',
'control-mouse1', 'control-mouse1-up',
'alt-mouse1', 'alt-mouse1-up',
'mouse2', 'mouse2-up',
'shift-mouse2', 'shift-mouse2-up',
'control-mouse2', 'control-mouse2-up',
'alt-mouse2', 'alt-mouse2-up',
'mouse3', 'mouse3-up',
'shift-mouse3', 'shift-mouse3-up',
'control-mouse3', 'control-mouse3-up',
'alt-mouse3', 'alt-mouse3-up',
]
self.directOnlyKeyMap = {
'u': ('Orbit Upright Camera', 'DIRECT-orbitUprightCam'),
'shift-u': ('Upright Camera', 'DIRECT-uprightCam'),
'1': ('Move Camera to View 1', 'DIRECT-spwanMoveToView-1'),
'2': ('Move Camera to View 2', 'DIRECT-spwanMoveToView-2'),
'3': ('Move Camera to View 3', 'DIRECT-spwanMoveToView-3'),
'4': ('Move Camera to View 4', 'DIRECT-spwanMoveToView-4'),
'5': ('Move Camera to View 5', 'DIRECT-spwanMoveToView-5'),
'6': ('Move Camera to View 6', 'DIRECT-spwanMoveToView-6'),
'7': ('Move Camera to View 7', 'DIRECT-spwanMoveToView-7'),
'8': ('Move Camera to View 8', 'DIRECT-spwanMoveToView-8'),
'9': ('Rotate Camera About widget 90 degrees Counterclockwise', 'DIRECT-swingCamAboutWidget-0'),
'0': ('Rotate Camera About widget 90 degrees Clockwise', 'DIRECT-swingCamAboutWidget-1'),
'`': ('Remove ManipulateCameraTask', 'DIRECT-removeManipulateCameraTask'),
'=': ('Zoom In', 'DIRECT-zoomInCam'),
'shift-=': ('Zoom In', 'DIRECT-zoomInCam'),
'shift-_': ('Zoom Out', 'DIRECT-zoomOutCam'),
'-': ('Zoom Out', 'DIRECT-zoomOutCam'),
'o': ('Toggle OOBE', 'DIRECT-OOBE'),
'[': ('DIRECT-Undo', 'DIRECT-Undo'),
'shift-[': ('DIRECT-Undo', 'DIRECT-Undo'),
']': ('DIRECT-Redo', 'DIRECT-Redo'),
'shift-]': ('DIRECT-Redo', 'DIRECT-Redo'),
}
self.hotKeyMap = {
'c': ('Center Camera', 'DIRECT-centerCamIn'),
'f': ('Fit on Widget', 'DIRECT-fitOnWidget'),
'h': ('Move Camera to ', 'DIRECT-homeCam'),
'shift-v': ('Toggle Marker', 'DIRECT-toggleMarkerVis'),
'm': ('Move to fit', 'DIRECT-moveToFit'),
'n': ('Pick Next COA', 'DIRECT-pickNextCOA'),
'delete': ('Delete', 'DIRECT-delete'),
'.': ('Scale Up Widget', 'DIRECT-widgetScaleUp'),
',': ('Scale Down Widget', 'DIRECT-widgetScaleDown'),
'page_up': ('Up Ancestry', 'DIRECT-upAncestry'),
'page_down': ('Down Ancestry', 'DIRECT-downAncestry'),
'escape': ('Deselect All', 'deselectAll'),
'v': ('Toggle Manipulating Widget', 'DIRECT-toggleWidgetVis'),
'b': ('Toggle Backface', 'DIRECT-toggleBackface'),
'control-f': ('Flash', 'DIRECT-flash'),
'l': ('Toggle lights', 'DIRECT-toggleLigths'),
'shift-l': ('Toggle COA Lock', 'DIRECT-toggleCOALock'),
'p': ('Set Active Parent', 'DIRECT-setActiveParent'),
'r': ('Wrt Reparent', 'DIRECT-doWrtReparent'),
'shift-r': ('Reparent', 'DIRECT-doReparent'),
's': ('Select', 'DIRECT-doSelect'),
't': ('Toggle Textures', 'DIRECT-toggleTexture'),
'shift-a': ('Toggle Vis all', 'DIRECT-toggleVisAll'),
'w': ('Toggle Wireframe', 'DIRECT-toggleWireframe'),
'control-z': ('Undo', 'LE-Undo'),
'shift-z' : ('Redo', 'LE-Redo'),
'control-d': ('Duplicate', 'LE-Duplicate'),
'control-l': ('Make Live', 'LE-MakeLive'),
'control-n': ('New Scene', 'LE-NewScene'),
'control-s': ('Save Scene', 'LE-SaveScene'),
'control-o': ('Open Scene', 'LE-OpenScene'),
'control-q': ('Quit', 'LE-Quit'),
}
self.speicalKeyMap = {
'enter': 'DIRECT-enter',
}
self.passThroughKeys = ['v','b','l','p', 'r', 'shift-r', 's', 't','shift-a', 'w']
if base.wantTk:
from direct.showbase import TkGlobal
from direct.tkpanels import DirectSessionPanel
self.panel = DirectSessionPanel.DirectSessionPanel(parent = tkroot)
try:
# Has the clusterMode been set externally (i.e. via the
# bootstrap application?
self.clusterMode = clusterMode
except NameError:
# Has the clusterMode been set via a config variable?
self.clusterMode = base.config.GetString("cluster-mode", '')
if self.clusterMode == 'client':
self.cluster = createClusterClient()
elif self.clusterMode == 'server':
self.cluster = ClusterServer(base.camera, base.cam)
else:
self.cluster = DummyClusterClient()
__builtins__['cluster'] = self.cluster
def addPassThroughKey(self,key):
self.passThroughKeys.append(key)
def enable(self):
# don't enable DIRECT if someone has posted DIRECTdisablePost
if bboard.has(DirectSession.DIRECTdisablePost):
return
if self.fEnabled:
return
# Make sure old tasks are shut down
self.disable()
# Start all display region context tasks
self.drList.spawnContextTask()
if not self.fEnabledLight:
# Turn on mouse Flying
self.cameraControl.enableMouseFly()
# Turn on object manipulation
self.manipulationControl.enableManipulation()
# Make sure list of selected items is reset
self.selected.reset()
# Accept appropriate hooks
if not self.fEnabledLight:
self.enableKeyEvents()
self.enableMouseEvents()
self.enableActionEvents()
self.enableModifierEvents()
# Set flag
self.fEnabled = 1
def enableLight(self):
self.fEnabledLight = 1
self.enable()
def disable(self):
# Shut down all display region context tasks
self.drList.removeContextTask()
# Turn off camera fly
self.cameraControl.disableMouseFly()
# Turn off object manipulation
self.deselectAll()
self.manipulationControl.disableManipulation()
self.disableKeyEvents()
self.disableModifierEvents()
self.disableMouseEvents()
self.disableActionEvents()
# Kill tasks
taskMgr.remove('flashNodePath')
taskMgr.remove('hideDirectMessage')
taskMgr.remove('hideDirectMessageLater')
# Set flag
self.fEnabled = 0
def toggleDirect(self):
if self.fEnabled:
self.disable()
else:
self.enable()
def minimumConfiguration(self):
# Remove context task
self.drList.removeContextTask()
# Turn off camera fly
self.cameraControl.disableMouseFly()
# Ignore keyboard and action events
self.disableKeyEvents()
self.disableActionEvents()
# But let mouse events pass through
self.enableMouseEvents()
self.enableModifierEvents()
def oobe(self):
# If oobeMode was never set, set it to false and create the
# structures we need to implement OOBE.
try:
self.oobeMode
except:
self.oobeMode = 0
self.oobeCamera = hidden.attachNewNode('oobeCamera')
self.oobeVis = loader.loadModel('models/misc/camera')
if self.oobeVis:
self.oobeVis.node().setFinal(1)
if self.oobeMode:
# Position a target point to lerp the oobe camera to
base.direct.cameraControl.camManipRef.iPosHpr(self.trueCamera)
ival = self.oobeCamera.posHprInterval(
2.0, pos = Point3(0), hpr = Vec3(0),
other = base.direct.cameraControl.camManipRef,
blendType = 'easeInOut')
ival = Sequence(ival, Func(self.endOOBE), name = 'oobeTransition')
ival.start()
else:
# Place camera marker at true camera location
self.oobeVis.reparentTo(self.trueCamera)
# Remove any transformation on the models arc
self.oobeVis.clearMat()
# Make oobeCamera be a sibling of wherever camera is now.
cameraParent = self.camera.getParent()
# Prepare oobe camera
self.oobeCamera.reparentTo(cameraParent)
self.oobeCamera.iPosHpr(self.trueCamera)
# Put camera under new oobe camera
self.cam.reparentTo(self.oobeCamera)
# Position a target point to lerp the oobe camera to
base.direct.cameraControl.camManipRef.setPos(
self.trueCamera, Vec3(-2, -20, 5))
base.direct.cameraControl.camManipRef.lookAt(self.trueCamera)
ival = self.oobeCamera.posHprInterval(
2.0, pos = Point3(0), hpr = Vec3(0),
other = base.direct.cameraControl.camManipRef,
blendType = 'easeInOut')
ival = Sequence(ival, Func(self.beginOOBE), name = 'oobeTransition')
ival.start()
def beginOOBE(self):
# Make sure we've reached our final destination
self.oobeCamera.iPosHpr(base.direct.cameraControl.camManipRef)
base.direct.camera = self.oobeCamera
self.oobeMode = 1
def endOOBE(self):
# Make sure we've reached our final destination
self.oobeCamera.iPosHpr(self.trueCamera)
# Disable OOBE mode.
self.cam.reparentTo(self.trueCamera)
base.direct.camera = self.trueCamera
# Get rid of ancillary node paths
self.oobeVis.reparentTo(hidden)
self.oobeCamera.reparentTo(hidden)
self.oobeMode = 0
def destroy(self):
self.disable()
def reset(self):
self.enable()
# EVENT FUNCTIONS
def enableActionEvents(self):
for event in self.actionEvents:
self.accept(event[0], event[1], extraArgs = event[2:])
def enableModifierEvents(self):
for event in self.modifierEvents:
self.accept(event, self.inputHandler, [event])
def enableKeyEvents(self):
for event in self.keyEvents:
self.accept(event, self.inputHandler, [event])
def enableMouseEvents(self):
for event in self.mouseEvents:
self.accept(event, self.inputHandler, [event])
def disableActionEvents(self):
for event, method in self.actionEvents:
self.ignore(event)
def disableModifierEvents(self):
for event in self.modifierEvents:
self.ignore(event)
def disableKeyEvents(self):
for event in self.keyEvents:
self.ignore(event)
def disableMouseEvents(self):
for event in self.mouseEvents:
self.ignore(event)
def inputHandler(self, input):
if not hasattr(self, 'oobeMode') or self.oobeMode == 0:
# [gjeon] change current camera dr, iRay, mouseWatcher accordingly to support multiple windows
if base.direct.manipulationControl.fMultiView:
# handling orphan events
if self.fMouse1 and 'mouse1' not in input or\
self.fMouse2 and 'mouse2' not in input or\
self.fMouse3 and 'mouse3' not in input:
if input.endswith('-up') or\
input not in self.modifierEvents:
# to handle orphan events
return
if (self.fMouse1 == 0 and 'mouse1-up' in input) or\
(self.fMouse2 == 0 and 'mouse2-up' in input) or\
(self.fMouse3 == 0 and 'mouse3-up' in input):
# to handle orphan events
return
if (self.fMouse1 or self.fMouse2 or self.fMouse3) and\
input[4:7] != base.direct.camera.getName()[:3] and\
input.endswith('-up'):
# to handle orphan events
return
winCtrl = None
possibleWinCtrls = []
for cWinCtrl in base.winControls:
if cWinCtrl.mouseWatcher.node().hasMouse():
possibleWinCtrls.append(cWinCtrl)
if len(possibleWinCtrls) == 1:
winCtrl = possibleWinCtrls[0]
elif len(possibleWinCtrls) > 1:
for cWinCtrl in possibleWinCtrls:
if (input.endswith('-up') and\
not input in self.modifierEvents and\
not input in self.mouseEvents) or\
(input in self.mouseEvents):
if input[4:7] == cWinCtrl.camera.getName()[:3]:
winCtrl = cWinCtrl
else:
if input[4:7] != cWinCtrl.camera.getName()[:3]:
winCtrl = cWinCtrl
if winCtrl is None:
return
if input not in self.modifierEvents:
self.win = winCtrl.win
self.camera = winCtrl.camera
self.trueCamera = self.camera
self.cam = NodePath(winCtrl.camNode)
self.camNode = winCtrl.camNode
if hasattr(winCtrl, 'grid'):
base.direct.grid = winCtrl.grid
base.direct.dr = base.direct.drList[base.camList.index(NodePath(winCtrl.camNode))]
base.direct.iRay = base.direct.dr.iRay
base.mouseWatcher = winCtrl.mouseWatcher
base.mouseWatcherNode = winCtrl.mouseWatcher.node()
base.direct.dr.mouseUpdate()
LE_showInOneCam(self.selectedNPReadout, self.camera.getName())
base.direct.widget = base.direct.manipulationControl.widgetList[base.camList.index(NodePath(winCtrl.camNode))]
input = input[8:] # get rid of camera prefix
if self.fAlt and 'alt' not in input and not input.endswith('-up'):
input = 'alt-' + input
if input.endswith('-repeat'):
input = input[:-7]
# Deal with keyboard and mouse input
if input in self.hotKeyMap.keys():
keyDesc = self.hotKeyMap[input]
messenger.send(keyDesc[1])
elif input in self.speicalKeyMap.keys():
messenger.send(self.speicalKeyMap[input])
elif input in self.directOnlyKeyMap.keys():
if self.fIgnoreDirectOnlyKeyMap:
return
keyDesc = self.directOnlyKeyMap[input]
messenger.send(keyDesc[1])
elif input == 'mouse1-up':
self.fMouse1 = 0 # [gjeon] to update alt key information while mouse1 is pressed
messenger.send('DIRECT-mouse1Up')
elif input.find('mouse1') != -1:
self.fMouse1 = 1 # [gjeon] to update alt key information while mouse1 is pressed
modifiers = self.getModifiers(input, 'mouse1')
messenger.send('DIRECT-mouse1', sentArgs = [modifiers])
elif input == 'mouse2-up':
self.fMouse2 = 0
messenger.send('DIRECT-mouse2Up')
elif input.find('mouse2') != -1:
self.fMouse2 = 1
modifiers = self.getModifiers(input, 'mouse2')
messenger.send('DIRECT-mouse2', sentArgs = [modifiers])
elif input == 'mouse3-up':
self.fMouse3 = 0
messenger.send('DIRECT-mouse3Up')
elif input.find('mouse3') != -1:
self.fMouse3 = 1
modifiers = self.getModifiers(input, 'mouse3')
messenger.send('DIRECT-mouse3', sentArgs = [modifiers])
elif input == 'shift':
self.fShift = 1
elif input == 'shift-up':
self.fShift = 0
elif input == 'control':
self.fControl = 1
# [gjeon] to update control key information while mouse1 is pressed
if self.fMouse1:
modifiers = DIRECT_NO_MOD
modifiers |= DIRECT_CONTROL_MOD
messenger.send('DIRECT-mouse1', sentArgs = [modifiers])
elif input == 'control-up':
self.fControl = 0
elif input == 'alt':
if self.fAlt:
return
self.fAlt = 1
# [gjeon] to update alt key information while mouse1 is pressed
if self.fMouse1:
modifiers = DIRECT_NO_MOD
modifiers |= DIRECT_ALT_MOD
messenger.send('DIRECT-mouse1', sentArgs = [modifiers])
elif self.fMouse2:
modifiers = DIRECT_NO_MOD
modifiers |= DIRECT_ALT_MOD
messenger.send('DIRECT-mouse2', sentArgs = [modifiers])
elif self.fMouse3:
modifiers = DIRECT_NO_MOD
modifiers |= DIRECT_ALT_MOD
messenger.send('DIRECT-mouse3', sentArgs = [modifiers])
elif input == 'alt-up':
self.fAlt = 0
#Pass along certain events if this display is a cluster client
if self.clusterMode == 'client':
if input in self.passThroughKeys:
self.cluster('messenger.send("%s")' % input, 0)
def doSetActiveParent(self):
if self.selected.last:
self.setActiveParent(self.selected.last)
def doReparent(self):
if self.selected.last:
self.reparent(self.selected.last)
def doWrtReparent(self):
if self.selected.last:
self.reparent(self.selected.last, fWrt = 1)
def doSelect(self):
if self.selected.last:
self.select(self.selected.last)
def getModifiers(self, input, base):
modifiers = DIRECT_NO_MOD
modifierString = input[: input.find(base)]
if modifierString.find('shift') != -1:
modifiers |= DIRECT_SHIFT_MOD
if modifierString.find('control') != -1:
modifiers |= DIRECT_CONTROL_MOD
if modifierString.find('alt') != -1:
modifiers |= DIRECT_ALT_MOD
return modifiers
def gotShift(self, modifiers):
return modifiers & DIRECT_SHIFT_MOD
def gotControl(self, modifiers):
return modifiers & DIRECT_CONTROL_MOD
def gotAlt(self, modifiers):
return modifiers & DIRECT_ALT_MOD
def setFScaleWidgetByCam(self, flag):
self.fScaleWidgetByCam = flag
if flag:
taskMgr.add(self.widgetResizeTask, 'DIRECTWidgetResize')
else:
taskMgr.remove('DIRECTWidgetResize')
def widgetResizeTask(self, state):
if not taskMgr.hasTaskNamed('resizeObjectHandles'):
dnp = self.selected.last
if dnp:
if self.manipulationControl.fMultiView:
for i in range(3):
sf = 30.0 * direct.drList[i].orthoFactor
self.manipulationControl.widgetList[i].setDirectScalingFactor(sf)
nodeCamDist = Vec3(dnp.getPos(base.camList[3])).length()
sf = 0.075 * nodeCamDist * math.tan(deg2Rad(direct.drList[3].fovV))
self.manipulationControl.widgetList[3].setDirectScalingFactor(sf)
else:
nodeCamDist = Vec3(dnp.getPos(direct.camera)).length()
sf = 0.075 * nodeCamDist * math.tan(deg2Rad(direct.drList.getCurrentDr().fovV))
self.widget.setDirectScalingFactor(sf)
return Task.cont
def select(self, nodePath, fMultiSelect = 0,
fSelectTag = 1, fResetAncestry = 1, fLEPane=0, fUndo=1):
messenger.send('DIRECT-select', [nodePath, fMultiSelect, fSelectTag, fResetAncestry, fLEPane, fUndo])
def selectCB(self, nodePath, fMultiSelect = 0,
fSelectTag = 1, fResetAncestry = 1, fLEPane = 0, fUndo=1):
dnp = self.selected.select(nodePath, fMultiSelect, fSelectTag)
if dnp:
messenger.send('DIRECT_preSelectNodePath', [dnp])
if fResetAncestry:
# Update ancestry
self.ancestry = dnp.getAncestors()
self.ancestryIndex = 0
# Update the selectedNPReadout
self.selectedNPReadout.reparentTo(aspect2d)
self.selectedNPReadout.setText(
'Selected:' + dnp.getName())
# Show the manipulation widget
if self.manipulationControl.fMultiView:
for widget in self.manipulationControl.widgetList:
widget.showWidget()
else:
self.widget.showWidget()
editTypes = self.manipulationControl.getEditTypes([dnp])
if (editTypes & EDIT_TYPE_UNEDITABLE == EDIT_TYPE_UNEDITABLE):
self.manipulationControl.disableWidgetMove()
else:
self.manipulationControl.enableWidgetMove()
# Update camera controls coa to this point
# Coa2Camera = Coa2Dnp * Dnp2Camera
mCoa2Camera = dnp.mCoa2Dnp * dnp.getMat(self.camera)
row = mCoa2Camera.getRow(3)
coa = Vec3(row[0], row[1], row[2])
self.cameraControl.updateCoa(coa)
# Adjust widgets size
# This uses the additional scaling factor used to grow and
# shrink the widget
if not self.fScaleWidgetByCam: # [gjeon] for not scaling widget by distance from camera
if self.manipulationControl.fMultiView:
for widget in self.manipulationControl.widgetList:
widget.setScalingFactor(dnp.getRadius())
else:
self.widget.setScalingFactor(dnp.getRadius())
# Spawn task to have object handles follow the selected object
taskMgr.remove('followSelectedNodePath')
t = Task.Task(self.followSelectedNodePathTask)
t.dnp = dnp
taskMgr.add(t, 'followSelectedNodePath')
# Send an message marking the event
messenger.send('DIRECT_selectedNodePath', [dnp])
messenger.send('DIRECT_selectedNodePath_fMulti_fTag', [dnp, fMultiSelect, fSelectTag])
messenger.send('DIRECT_selectedNodePath_fMulti_fTag_fLEPane', [dnp, fMultiSelect, fSelectTag, fLEPane])
def followSelectedNodePathTask(self, state):
mCoa2Render = state.dnp.mCoa2Dnp * state.dnp.getMat(render)
decomposeMatrix(mCoa2Render,
self.scale, self.hpr, self.pos,
CSDefault)
self.widget.setPosHpr(self.pos, self.hpr)
return Task.cont
def deselect(self, nodePath):
dnp = self.selected.deselect(nodePath)
if dnp:
# Hide the manipulation widget
if self.manipulationControl.fMultiView:
for widget in self.manipulationControl.widgetList:
widget.hideWidget()
else:
self.widget.hideWidget()
self.selectedNPReadout.reparentTo(hidden)
self.selectedNPReadout.setText(' ')
taskMgr.remove('followSelectedNodePath')
self.ancestry = []
# Send an message marking the event
messenger.send('DIRECT_deselectedNodePath', [dnp])
def deselectAll(self):
messenger.send('DIRECT-preDeselectAll')
def deselectAllCB(self):
self.selected.deselectAll()
# Hide the manipulation widget
if self.manipulationControl.fMultiView:
for widget in self.manipulationControl.widgetList:
widget.hideWidget()
else:
self.widget.hideWidget()
self.selectedNPReadout.reparentTo(hidden)
self.selectedNPReadout.setText(' ')
taskMgr.remove('followSelectedNodePath')
messenger.send('DIRECT_deselectAll')
def setActiveParent(self, nodePath = None):
# Record new parent
self.activeParent = nodePath
# Update the activeParentReadout
self.activeParentReadout.reparentTo(aspect2d)
self.activeParentReadout.setText(
'Active Reparent Target:' + nodePath.getName())
# Alert everyone else
messenger.send('DIRECT_activeParent', [self.activeParent])
def reparent(self, nodePath = None, fWrt = 0):
if (nodePath and self.activeParent and
self.isNotCycle(nodePath, self.activeParent)):
oldParent = nodePath.getParent()
if fWrt:
nodePath.wrtReparentTo(self.activeParent)
else:
nodePath.reparentTo(self.activeParent)
# Alert everyone else
messenger.send('DIRECT_reparent',
[nodePath, oldParent, self.activeParent])
# [gjeon] for others who needs fWrt information
messenger.send('DIRECT_reparent_fWrt',
[nodePath, oldParent, self.activeParent, fWrt])
def isNotCycle(self, nodePath, parent):
if nodePath.id() == parent.id():
print 'DIRECT.reparent: Invalid parent'
return 0
elif parent.hasParent():
return self.isNotCycle(nodePath, parent.getParent())
else:
return 1
def flash(self, nodePath = 'None Given'):
""" Highlight an object by setting it red for a few seconds """
# Clean up any existing task
taskMgr.remove('flashNodePath')
# Spawn new task if appropriate
if nodePath == 'None Given':
# If nothing specified, try selected node path
nodePath = self.selected.last
if nodePath:
if nodePath.hasColor():
doneColor = nodePath.getColor()
flashColor = VBase4(1) - doneColor
flashColor.setW(1)
else:
doneColor = None
flashColor = VBase4(1, 0, 0, 1)
# Temporarily set node path color
nodePath.setColor(flashColor)
# Clean up color in a few seconds
t = taskMgr.doMethodLater(DIRECT_FLASH_DURATION,
# This is just a dummy task
self.flashDummy,
'flashNodePath',)
t.nodePath = nodePath
t.doneColor = doneColor
# This really does all the work
t.setUponDeath(self.flashDone)
def flashDummy(self, state):
# Real work is done in upon death function
return Task.done
def flashDone(self, state):
# Return node Path to original state
if state.nodePath.isEmpty():
# Node path doesn't exist anymore, bail
return
if state.doneColor:
state.nodePath.setColor(state.doneColor)
else:
state.nodePath.clearColor()
def fitOnNodePath(self, nodePath = 'None Given'):
if nodePath == 'None Given':
# If nothing specified, try selected node path
nodePath = self.selected.last
base.direct.select(nodePath)
def fitTask(state, self = self):
self.cameraControl.fitOnWidget()
return Task.done
taskMgr.doMethodLater(0.1, fitTask, 'manipulateCamera')
def isolate(self, nodePath = 'None Given'):
""" Show a node path and hide its siblings """
# First kill the flashing task to avoid complications
taskMgr.remove('flashNodePath')
# Use currently selected node path if node selected
if nodePath == 'None Given':
nodePath = self.selected.last
# Do we have a node path?
if nodePath:
# Yes, show everything in level
self.showAllDescendants(nodePath.getParent())
# Now hide all of this node path's siblings
nodePath.hideSiblings()
def toggleVis(self, nodePath = 'None Given'):
""" Toggle visibility of node path """
# First kill the flashing task to avoid complications
taskMgr.remove('flashNodePath')
if nodePath == 'None Given':
# If nothing specified, try selected node path
nodePath = self.selected.last
if nodePath:
# Now toggle node path's visibility state
nodePath.toggleVis()
def removeNodePath(self, nodePath = 'None Given'):
if nodePath == 'None Given':
# If nothing specified, try selected node path
nodePath = self.selected.last
if nodePath:
nodePath.remove()
def removeAllSelected(self):
self.selected.removeAll()
def showAllDescendants(self, nodePath = render):
""" Show the level and its descendants """
nodePath.showAllDescendants()
nodePath.hideCS()
def upAncestry(self):
if self.ancestry:
l = len(self.ancestry)
i = self.ancestryIndex + 1
if i < l:
np = self.ancestry[i]
name = np.getName()
if (name != 'render') and (name != 'renderTop'):
self.ancestryIndex = i
self.select(np, 0, 0)
self.flash(np)
def downAncestry(self):
if self.ancestry:
l = len(self.ancestry)
i = self.ancestryIndex - 1
if i >= 0:
np = self.ancestry[i]
name = np.getName()
if (name != 'render') and (name != 'renderTop'):
self.ancestryIndex = i
self.select(np, 0, 0)
self.flash(np)
def getAndSetName(self, nodePath):
""" Prompt user for new node path name """
from tkSimpleDialog import askstring
newName = askstring('Node Path: ' + nodePath.getName(),
'Enter new name:')
if newName:
nodePath.setName(newName)
messenger.send('DIRECT_nodePathSetName', [nodePath, newName])
# UNDO REDO FUNCTIONS
def pushUndo(self, nodePathList, fResetRedo = 1):
# Assemble group of changes
undoGroup = []
for nodePath in nodePathList:
t = nodePath.getTransform()
undoGroup.append([nodePath, t])
# Now record group
self.undoList.append(undoGroup)
# Truncate list
self.undoList = self.undoList[-25:]
# Alert anyone who cares
messenger.send('DIRECT_pushUndo')
if fResetRedo and (nodePathList != []):
self.redoList = []
messenger.send('DIRECT_redoListEmpty')
def popUndoGroup(self):
# Get last item
undoGroup = self.undoList[-1]
# Strip last item off of undo list
self.undoList = self.undoList[:-1]
# Update state of undo button
if not self.undoList:
messenger.send('DIRECT_undoListEmpty')
# Return last item
return undoGroup
def pushRedo(self, nodePathList):
# Assemble group of changes
redoGroup = []
for nodePath in nodePathList:
t = nodePath.getTransform()
redoGroup.append([nodePath, t])
# Now record redo group
self.redoList.append(redoGroup)
# Truncate list
self.redoList = self.redoList[-25:]
# Alert anyone who cares
messenger.send('DIRECT_pushRedo')
def popRedoGroup(self):
# Get last item
redoGroup = self.redoList[-1]
# Strip last item off of redo list
self.redoList = self.redoList[:-1]
# Update state of redo button
if not self.redoList:
messenger.send('DIRECT_redoListEmpty')
# Return last item
return redoGroup
def undo(self):
if self.undoList:
# Get last item off of redo list
undoGroup = self.popUndoGroup()
# Record redo information
nodePathList = [x[0] for x in undoGroup]
self.pushRedo(nodePathList)
# Now undo xform for group
for pose in undoGroup:
# Undo xform
pose[0].setTransform(pose[1])
# Alert anyone who cares
messenger.send('DIRECT_undo', [nodePathList])
def redo(self):
if self.redoList:
# Get last item off of redo list
redoGroup = self.popRedoGroup()
# Record undo information
nodePathList = [x[0] for x in redoGroup]
self.pushUndo(nodePathList, fResetRedo = 0)
# Redo xform
for pose in redoGroup:
pose[0].setTransform(pose[1])
# Alert anyone who cares
messenger.send('DIRECT_redo', [nodePathList])
# UTILITY FUNCTIONS
def message(self, text):
taskMgr.remove('hideDirectMessage')
taskMgr.remove('hideDirectMessageLater')
self.directMessageReadout.reparentTo(aspect2d)
self.directMessageReadout.setText(text)
self.hideDirectMessageLater()
def hideDirectMessageLater(self):
taskMgr.doMethodLater(3.0, self.hideDirectMessage, 'hideDirectMessage')
def hideDirectMessage(self, state):
self.directMessageReadout.reparentTo(hidden)
return Task.done
def useObjectHandles(self):
self.widget = self.manipulationControl.objectHandles
self.widget.reparentTo(base.direct.group)
def hideSelectedNPReadout(self):
self.selectedNPReadout.reparentTo(hidden)
def hideActiveParentReadout(self):
self.activeParentReadout.reparentTo(hidden)
def toggleWidgetVis(self):
self.widget.toggleWidget()
def setCOAMode(self, mode):
self.coaMode = mode
def isEnabled(self):
return self.fEnabled
def addUnpickable(self, item):
for iRay in self.iRayList:
iRay.addUnpickable(item)
def removeUnpickable(self, item):
for iRay in self.iRayList:
iRay.removeUnpickable(item)
class DisplayRegionContext(DirectObject):
regionCount = 0
def __init__(self, cam):
self.cam = cam
self.camNode = self.cam.node()
self.camLens = self.camNode.getLens()
# set lens change callback
changeEvent = 'dr%d-change-event' % DisplayRegionContext.regionCount
DisplayRegionContext.regionCount += 1
self.camLens.setChangeEvent(changeEvent)
self.accept(changeEvent, self.camUpdate)
self.iRay = SelectionRay(self.cam)
self.nearVec = Vec3(0)
self.mouseX = 0.0
self.mouseY = 0.0
self.orthoFactor = 0.1
# A Camera node can have more than one display region
# associated with it. Here I assume that there is only
# one display region per camera, since we are defining a
# display region on a per-camera basis. See note in
# DisplayRegionList.__init__()
try:
self.dr = self.camNode.getDr(0)
except:
self.dr = self.camNode.getDisplayRegion(0)
left = self.dr.getLeft()
right = self.dr.getRight()
bottom = self.dr.getBottom()
top = self.dr.getTop()
self.originX = left+right-1
self.originY = top+bottom-1
self.scaleX = 1.0/(right-left)
self.scaleY = 1.0/(top-bottom)
self.setOrientation()
self.camUpdate()
def __getitem__(self, key):
return self.__dict__[key]
def setOrientation(self):
# MRM This assumes orientation is set on transform above cam
hpr = self.cam.getHpr()
if hpr[2] < 135 and hpr[2]>45 or hpr[2]>225 and hpr[2]<315:
self.isSideways = 1
elif hpr[2] > -135 and hpr[2] < -45 or hpr[2] < -225 and hpr[2] > -315:
self.isSideways = 1
else:
self.isSideways = 0
# The following take into consideration sideways displays
def getHfov(self):
if self.isSideways:
return self.camLens.getVfov()
else:
return self.camLens.getHfov()
def getVfov(self):
if self.isSideways:
return self.camLens.getHfov()
else:
return self.camLens.getVfov()
def setHfov(self, hfov):
if self.isSideways:
self.camLens.setFov(self.camLens.getHfov(), hfov)
else:
self.camLens.setFov(hfov, self.camLens.getVfov())
def setVfov(self, vfov):
if self.isSideways:
self.camLens.setFov(vfov, self.camLens.getVfov())
else:
self.camLens.setFov(self.camLens.getHfov(), vfov)
def setFov(self, hfov, vfov):
if self.isSideways:
self.camLens.setFov(vfov, hfov)
else:
self.camLens.setFov(hfov, vfov)
def getWidth(self):
prop = base.direct.win.getProperties()
if prop.hasSize():
return prop.getXSize()
else:
return 640
def getHeight(self):
prop = base.direct.win.getProperties()
if prop.hasSize():
return prop.getYSize()
else:
return 480
def updateFilmSize(self, width, height):
if self.camLens.__class__.__name__ == "OrthographicLens":
width *= self.orthoFactor
height *= self.orthoFactor
self.camLens.setFilmSize(width, height)
def camUpdate(self, lens = None):
# Window Data
self.near = self.camLens.getNear()
self.far = self.camLens.getFar()
self.fovH = self.camLens.getHfov()
self.fovV = self.camLens.getVfov()
self.nearWidth = math.tan(deg2Rad(self.fovH * 0.5)) * self.near * 2.0
self.nearHeight = math.tan(deg2Rad(self.fovV * 0.5)) * self.near * 2.0
self.left = -self.nearWidth * 0.5
self.right = self.nearWidth * 0.5
self.top = self.nearHeight * 0.5
self.bottom = -self.nearHeight * 0.5
def mouseUpdate(self):
# Mouse Data
# Last frame
self.mouseLastX = self.mouseX
self.mouseLastY = self.mouseY
# Values for this frame
# This ranges from -1 to 1
if base.mouseWatcherNode and base.mouseWatcherNode.hasMouse():
self.mouseX = base.mouseWatcherNode.getMouseX()
self.mouseY = base.mouseWatcherNode.getMouseY()
self.mouseX = (self.mouseX-self.originX)*self.scaleX
self.mouseY = (self.mouseY-self.originY)*self.scaleY
# Delta percent of window the mouse moved
self.mouseDeltaX = self.mouseX - self.mouseLastX
self.mouseDeltaY = self.mouseY - self.mouseLastY
self.nearVec.set((self.nearWidth*0.5) * self.mouseX,
self.near,
(self.nearHeight*0.5) * self.mouseY)
class DisplayRegionList(DirectObject):
def __init__(self):
self.displayRegionList = []
i = 0
# Things are funky if we are oobe
if (hasattr(base, 'oobeMode') and base.oobeMode):
# assume we only have one cam at this point
drc = DisplayRegionContext(base.cam)
self.displayRegionList.append(drc)
else:
# MRM: Doesn't properly handle multiple camera groups anymore
# Assumes everything is under main camera
# This is following the old way of setting up
# display regions. A display region is set up for
# each camera node in the scene graph. This was done
# so that only display regions in the scene graph are
# considered. The right way to do this is to set up
# a display region for each real display region, and then
# keep track of which are currently active (e.g. use a flag)
# processing only them.
for camIndex in range(len(base.camList)):
cam = base.camList[camIndex]
if cam.getName()=='<noname>':
cam.setName('Camera%d' % camIndex)
drc = DisplayRegionContext(cam)
self.displayRegionList.append(drc)
self.accept("DIRECT-mouse1", self.mouseUpdate)
self.accept("DIRECT-mouse2", self.mouseUpdate)
self.accept("DIRECT-mouse3", self.mouseUpdate)
self.accept("DIRECT-mouse1Up", self.mouseUpdate)
self.accept("DIRECT-mouse2Up", self.mouseUpdate)
self.accept("DIRECT-mouse3Up", self.mouseUpdate)
self.tryToGetCurrentDr = True
def __getitem__(self, index):
return self.displayRegionList[index]
def __len__(self):
return len(self.displayRegionList)
def updateContext(self):
self.contextTask(None)
def setNearFar(self, near, far):
for dr in self.displayRegionList:
dr.camLens.setNearFar(near, far)
def setNear(self, near):
for dr in self.displayRegionList:
dr.camLens.setNear(near)
def setFar(self, far):
for dr in self.displayRegionList:
dr.camLens.setFar(far)
def setFov(self, hfov, vfov):
for dr in self.displayRegionList:
dr.setFov(hfov, vfov)
def setHfov(self, fov):
for dr in self.displayRegionList:
dr.setHfov(fov)
def setVfov(self, fov):
for dr in self.displayRegionList:
dr.setVfov(fov)
def mouseUpdate(self, modifiers = DIRECT_NO_MOD):
for dr in self.displayRegionList:
dr.mouseUpdate()
#base.direct.dr = self.getCurrentDr()
def getCurrentDr(self):
if not self.tryToGetCurrentDr:
return base.direct.dr
for dr in self.displayRegionList:
if (dr.mouseX >= -1.0 and dr.mouseX <= 1.0 and
dr.mouseY >= -1.0 and dr.mouseY <= 1.0):
return dr
return self.displayRegionList[0]
def start(self):
# First shutdown any existing task
self.stop()
# Start a new context task
self.spawnContextTask()
def stop(self):
# Kill the existing context task
taskMgr.remove('DIRECTContextTask')
def spawnContextTask(self):
taskMgr.add(self.contextTask, 'DIRECTContextTask')
def removeContextTask(self):
taskMgr.remove('DIRECTContextTask')
def contextTask(self, state):
# Window Data
self.mouseUpdate()
# hack to test movement
return Task.cont
def addDisplayRegionContext(self, cam):
self.displayRegionList.append(DisplayRegionContext(cam))
def removeDisplayRegionContext(self, cam):
for drc in self.displayRegionList:
if drc.cam == cam:
self.displayRegionList.remove(drc)
break
# Create one
__builtins__['direct'] = base.direct = DirectSession()
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