mirror of
https://github.com/Sneed-Group/Poodletooth-iLand
synced 2024-10-31 08:47:54 +00:00
443 lines
16 KiB
Python
443 lines
16 KiB
Python
"""Undocumented Module"""
|
|
|
|
__all__ = ['Transitions']
|
|
|
|
|
|
from pandac.PandaModules import *
|
|
from direct.gui.DirectGui import *
|
|
from direct.task import Task
|
|
from direct.interval.LerpInterval import LerpColorScaleInterval, LerpColorInterval, LerpScaleInterval, LerpPosInterval
|
|
from direct.interval.MetaInterval import Sequence, Parallel
|
|
from direct.interval.FunctionInterval import Func
|
|
|
|
class Transitions:
|
|
|
|
# These may be reassigned before the fade or iris transitions are
|
|
# actually invoked to change the models that will be used.
|
|
IrisModelName = "models/misc/iris"
|
|
FadeModelName = "models/misc/fade"
|
|
|
|
def __init__(self, loader,
|
|
model=None,
|
|
scale=3.0,
|
|
pos=Vec3(0, 0, 0)):
|
|
self.transitionIval = None
|
|
self.letterboxIval = None
|
|
self.iris = None
|
|
self.fade = None
|
|
self.letterbox = None
|
|
self.fadeModel = model
|
|
self.imagePos = pos
|
|
if model:
|
|
self.alphaOff = Vec4(1, 1, 1, 0)
|
|
self.alphaOn = Vec4(1, 1, 1, 1)
|
|
model.setTransparency(1)
|
|
self.lerpFunc = LerpColorScaleInterval
|
|
else:
|
|
self.alphaOff = Vec4(0, 0, 0, 0)
|
|
self.alphaOn = Vec4(0, 0, 0, 1)
|
|
self.lerpFunc = LerpColorInterval
|
|
|
|
self.irisTaskName = "irisTask"
|
|
self.fadeTaskName = "fadeTask"
|
|
self.letterboxTaskName = "letterboxTask"
|
|
|
|
def __del__(self):
|
|
if self.fadeModel:
|
|
self.fadeModel.removeNode()
|
|
self.fadeModel = None
|
|
|
|
##################################################
|
|
# Fade
|
|
##################################################
|
|
|
|
# We can set a custom model for the fade before using it for the first time
|
|
def setFadeModel(self, model, scale=1.0):
|
|
self.fadeModel = model
|
|
# We have to change some default parameters for a custom fadeModel
|
|
self.alphaOn = Vec4(1, 1, 1, 1)
|
|
|
|
# Reload fade if its already been created
|
|
if self.fade:
|
|
del self.fade
|
|
self.fade = None
|
|
self.loadFade()
|
|
|
|
def loadFade(self):
|
|
if not self.fadeModel:
|
|
self.fadeModel = loader.loadModel(self.FadeModelName)
|
|
|
|
if self.fade == None:
|
|
# We create a DirectFrame for the fade polygon, instead of
|
|
# simply loading the polygon model and using it directly,
|
|
# so that it will also obscure mouse events for objects
|
|
# positioned behind it.
|
|
self.fade = DirectFrame(
|
|
parent = hidden,
|
|
guiId = 'fade',
|
|
relief = None,
|
|
image = self.fadeModel,
|
|
image_scale = (4, 2, 2),
|
|
state = DGG.NORMAL,
|
|
)
|
|
self.fade.setBin('unsorted', 0)
|
|
self.fade.setColor(0,0,0,0)
|
|
|
|
|
|
def getFadeInIval(self, t=0.5, finishIval=None):
|
|
"""
|
|
Returns an interval without starting it. This is particularly useful in
|
|
cutscenes, so when the cutsceneIval is escaped out of we can finish the fade immediately
|
|
"""
|
|
#self.noTransitions() masad: this creates a one frame pop, is it necessary?
|
|
self.loadFade()
|
|
transitionIval = Sequence(Func(self.fade.reparentTo, aspect2d, FADE_SORT_INDEX),
|
|
Func(self.fade.showThrough), # in case aspect2d is hidden for some reason
|
|
self.lerpFunc(self.fade, t,
|
|
self.alphaOff,
|
|
# self.alphaOn,
|
|
),
|
|
Func(self.fade.detachNode),
|
|
name = self.fadeTaskName,
|
|
)
|
|
if finishIval:
|
|
transitionIval.append(finishIval)
|
|
return transitionIval
|
|
|
|
def getFadeOutIval(self, t=0.5, finishIval=None):
|
|
"""
|
|
Create a sequence that lerps the color out, then
|
|
parents the fade to hidden
|
|
"""
|
|
self.noTransitions()
|
|
self.loadFade()
|
|
|
|
transitionIval = Sequence(Func(self.fade.reparentTo,aspect2d,FADE_SORT_INDEX),
|
|
Func(self.fade.showThrough), # in case aspect2d is hidden for some reason
|
|
self.lerpFunc(self.fade, t,
|
|
self.alphaOn,
|
|
# self.alphaOff,
|
|
),
|
|
name = self.fadeTaskName,
|
|
)
|
|
if finishIval:
|
|
transitionIval.append(finishIval)
|
|
return transitionIval
|
|
|
|
def fadeIn(self, t=0.5, finishIval=None):
|
|
"""
|
|
Play a fade in transition over t seconds.
|
|
Places a polygon on the aspect2d plane then lerps the color
|
|
from black to transparent. When the color lerp is finished, it
|
|
parents the fade polygon to hidden.
|
|
"""
|
|
gsg = base.win.getGsg()
|
|
if gsg:
|
|
# If we're about to fade in from black, go ahead and
|
|
# preload all the textures etc.
|
|
base.graphicsEngine.renderFrame()
|
|
render.prepareScene(gsg)
|
|
render2d.prepareScene(gsg)
|
|
|
|
if (t == 0):
|
|
# Fade in immediately with no lerp
|
|
#print "transitiosn: fadeIn 0.0"
|
|
self.noTransitions()
|
|
self.loadFade()
|
|
self.fade.detachNode()
|
|
else:
|
|
# Create a sequence that lerps the color out, then
|
|
# parents the fade to hidden
|
|
self.transitionIval = self.getFadeInIval(t, finishIval)
|
|
self.transitionIval.start()
|
|
|
|
def fadeOut(self, t=0.5, finishIval=None):
|
|
"""
|
|
Play a fade out transition over t seconds.
|
|
Places a polygon on the aspect2d plane then lerps the color
|
|
from transparent to full black. When the color lerp is finished,
|
|
it leaves the fade polygon covering the aspect2d plane until you
|
|
fadeIn or call noFade.
|
|
lerp
|
|
"""
|
|
if (t == 0):
|
|
# Fade out immediately with no lerp
|
|
self.noTransitions()
|
|
self.loadFade()
|
|
self.fade.reparentTo(aspect2d, FADE_SORT_INDEX)
|
|
self.fade.setColor(self.alphaOn)
|
|
elif base.config.GetBool('no-loading-screen',0):
|
|
if finishIval:
|
|
self.transitionIval = finishIval
|
|
self.transitionIval.start()
|
|
else:
|
|
# Create a sequence that lerps the color out, then
|
|
# parents the fade to hidden
|
|
self.transitionIval = self.getFadeOutIval(t,finishIval)
|
|
self.transitionIval.start()
|
|
|
|
def fadeOutActive(self):
|
|
return self.fade and self.fade.getColor()[3] > 0
|
|
|
|
def fadeScreen(self, alpha=0.5):
|
|
"""
|
|
Put a semitransparent screen over the camera plane
|
|
to darken out the world. Useful for drawing attention to
|
|
a dialog box for instance
|
|
"""
|
|
#print "transitiosn: fadeScreen"
|
|
self.noTransitions()
|
|
self.loadFade()
|
|
self.fade.reparentTo(aspect2d, FADE_SORT_INDEX)
|
|
self.fade.setColor(self.alphaOn[0],
|
|
self.alphaOn[1],
|
|
self.alphaOn[2],
|
|
alpha)
|
|
|
|
def fadeScreenColor(self, color):
|
|
"""
|
|
Put a semitransparent screen over the camera plane
|
|
to darken out the world. Useful for drawing attention to
|
|
a dialog box for instance
|
|
"""
|
|
#print "transitiosn: fadeScreenColor"
|
|
self.noTransitions()
|
|
self.loadFade()
|
|
self.fade.reparentTo(aspect2d, FADE_SORT_INDEX)
|
|
self.fade.setColor(color)
|
|
|
|
def noFade(self):
|
|
"""
|
|
Removes any current fade tasks and parents the fade polygon away
|
|
"""
|
|
#print "transitiosn: noFade"
|
|
if self.transitionIval:
|
|
self.transitionIval.pause()
|
|
self.transitionIval = None
|
|
if self.fade:
|
|
# Make sure to reset the color, since fadeOutActive() is looking at it
|
|
self.fade.setColor(self.alphaOff)
|
|
self.fade.detachNode()
|
|
|
|
def setFadeColor(self, r, g, b):
|
|
self.alphaOn.set(r, g, b, 1)
|
|
self.alphaOff.set(r, g, b, 0)
|
|
|
|
|
|
##################################################
|
|
# Iris
|
|
##################################################
|
|
|
|
def loadIris(self):
|
|
if self.iris == None:
|
|
self.iris = loader.loadModel(self.IrisModelName)
|
|
self.iris.setPos(0, 0, 0)
|
|
|
|
def irisIn(self, t=0.5, finishIval=None):
|
|
"""
|
|
Play an iris in transition over t seconds.
|
|
Places a polygon on the aspect2d plane then lerps the scale
|
|
of the iris polygon up so it looks like we iris in. When the
|
|
scale lerp is finished, it parents the iris polygon to hidden.
|
|
"""
|
|
self.noTransitions()
|
|
self.loadIris()
|
|
if (t == 0):
|
|
self.iris.detachNode()
|
|
else:
|
|
self.iris.reparentTo(aspect2d, FADE_SORT_INDEX)
|
|
|
|
self.transitionIval = Sequence(LerpScaleInterval(self.iris, t,
|
|
scale = 0.18,
|
|
startScale = 0.01),
|
|
Func(self.iris.detachNode),
|
|
name = self.irisTaskName,
|
|
)
|
|
if finishIval:
|
|
self.transitionIval.append(finishIval)
|
|
self.transitionIval.start()
|
|
|
|
def irisOut(self, t=0.5, finishIval=None):
|
|
"""
|
|
Play an iris out transition over t seconds.
|
|
Places a polygon on the aspect2d plane then lerps the scale
|
|
of the iris down so it looks like we iris out. When the scale
|
|
lerp is finished, it leaves the iris polygon covering the
|
|
aspect2d plane until you irisIn or call noIris.
|
|
"""
|
|
self.noTransitions()
|
|
self.loadIris()
|
|
self.loadFade() # we need this to cover up the hole.
|
|
if (t == 0):
|
|
self.iris.detachNode()
|
|
self.fadeOut(0)
|
|
else:
|
|
self.iris.reparentTo(aspect2d, FADE_SORT_INDEX)
|
|
|
|
self.transitionIval = Sequence(LerpScaleInterval(self.iris, t,
|
|
scale = 0.01,
|
|
startScale = 0.18),
|
|
Func(self.iris.detachNode),
|
|
# Use the fade to cover up the hole that the iris would leave
|
|
Func(self.fadeOut, 0),
|
|
name = self.irisTaskName,
|
|
)
|
|
if finishIval:
|
|
self.transitionIval.append(finishIval)
|
|
self.transitionIval.start()
|
|
|
|
def noIris(self):
|
|
"""
|
|
Removes any current iris tasks and parents the iris polygon away
|
|
"""
|
|
if self.transitionIval:
|
|
self.transitionIval.pause()
|
|
self.transitionIval = None
|
|
if self.iris != None:
|
|
self.iris.detachNode()
|
|
# Actually we need to remove the fade too,
|
|
# because the iris effect uses it.
|
|
self.noFade()
|
|
|
|
def noTransitions(self):
|
|
"""
|
|
This call should immediately remove any and all transitions running
|
|
"""
|
|
self.noFade()
|
|
self.noIris()
|
|
# Letterbox is not really a transition, it is a screen overlay
|
|
# self.noLetterbox()
|
|
|
|
##################################################
|
|
# Letterbox
|
|
##################################################
|
|
|
|
def loadLetterbox(self):
|
|
if not self.letterbox:
|
|
# We create a DirectFrame for the fade polygon, instead of
|
|
# simply loading the polygon model and using it directly,
|
|
# so that it will also obscure mouse events for objects
|
|
# positioned behind it.
|
|
self.letterbox = NodePath("letterbox")
|
|
# Allow fade in and out of the bars
|
|
self.letterbox.setTransparency(1)
|
|
|
|
# Allow DirectLabels to be parented to the letterbox sensibly
|
|
self.letterbox.setBin('unsorted', 0)
|
|
|
|
# Allow a custom look to the letterbox graphic.
|
|
|
|
# TODO: This model isn't available everywhere. We should
|
|
# pass it in as a parameter.
|
|
button = loader.loadModel('models/gui/toplevel_gui',
|
|
okMissing = True)
|
|
|
|
barImage = None
|
|
if button:
|
|
barImage = button.find('**/generic_button')
|
|
|
|
self.letterboxTop = DirectFrame(
|
|
parent = self.letterbox,
|
|
guiId = 'letterboxTop',
|
|
relief = DGG.FLAT,
|
|
state = DGG.NORMAL,
|
|
frameColor = (0, 0, 0, 1),
|
|
borderWidth = (0, 0),
|
|
frameSize = (-1, 1, 0, 0.2),
|
|
pos = (0, 0, 0.8),
|
|
image = barImage,
|
|
image_scale = (2.25,1,.5),
|
|
image_pos = (0,0,.1),
|
|
image_color = (0.3,0.3,0.3,1),
|
|
sortOrder = 0,
|
|
)
|
|
self.letterboxBottom = DirectFrame(
|
|
parent = self.letterbox,
|
|
guiId = 'letterboxBottom',
|
|
relief = DGG.FLAT,
|
|
state = DGG.NORMAL,
|
|
frameColor = (0, 0, 0, 1),
|
|
borderWidth = (0, 0),
|
|
frameSize = (-1, 1, 0, 0.2),
|
|
pos = (0, 0, -1),
|
|
image = barImage,
|
|
image_scale = (2.25,1,.5),
|
|
image_pos = (0,0,.1),
|
|
image_color = (0.3,0.3,0.3,1),
|
|
sortOrder = 0,
|
|
)
|
|
|
|
# masad: always place these at the bottom of render
|
|
self.letterboxTop.setBin('sorted',0)
|
|
self.letterboxBottom.setBin('sorted',0)
|
|
self.letterbox.reparentTo(render2d, -1)
|
|
self.letterboxOff(0)
|
|
|
|
def noLetterbox(self):
|
|
"""
|
|
Removes any current letterbox tasks and parents the letterbox polygon away
|
|
"""
|
|
if self.letterboxIval:
|
|
self.letterboxIval.pause()
|
|
self.letterboxIval = None
|
|
if self.letterbox:
|
|
self.letterbox.stash()
|
|
|
|
def letterboxOn(self, t=0.25, finishIval=None):
|
|
"""
|
|
Move black bars in over t seconds.
|
|
"""
|
|
self.noLetterbox()
|
|
self.loadLetterbox()
|
|
self.letterbox.unstash()
|
|
if (t == 0):
|
|
self.letterboxBottom.setPos(0, 0, -1)
|
|
self.letterboxTop.setPos(0, 0, 0.8)
|
|
else:
|
|
self.letterboxIval = Sequence(Parallel(
|
|
LerpPosInterval(self.letterboxBottom,
|
|
t,
|
|
pos = Vec3(0, 0, -1),
|
|
#startPos = Vec3(0, 0, -1.2),
|
|
),
|
|
LerpPosInterval(self.letterboxTop,
|
|
t,
|
|
pos = Vec3(0, 0, 0.8),
|
|
# startPos = Vec3(0, 0, 1),
|
|
),
|
|
),
|
|
name = self.letterboxTaskName,
|
|
)
|
|
if finishIval:
|
|
self.letterboxIval.append(finishIval)
|
|
self.letterboxIval.start()
|
|
|
|
def letterboxOff(self, t=0.25, finishIval=None):
|
|
"""
|
|
Move black bars away over t seconds.
|
|
"""
|
|
self.noLetterbox()
|
|
self.loadLetterbox()
|
|
self.letterbox.unstash()
|
|
if (t == 0):
|
|
self.letterbox.stash()
|
|
else:
|
|
self.letterboxIval = Sequence(Parallel(
|
|
LerpPosInterval(self.letterboxBottom,
|
|
t,
|
|
pos = Vec3(0, 0, -1.2),
|
|
# startPos = Vec3(0, 0, -1),
|
|
),
|
|
LerpPosInterval(self.letterboxTop,
|
|
t,
|
|
pos = Vec3(0, 0, 1),
|
|
# startPos = Vec3(0, 0, 0.8),
|
|
),
|
|
),
|
|
Func(self.letterbox.stash),
|
|
Func(messenger.send,'letterboxOff'),
|
|
name = self.letterboxTaskName,
|
|
)
|
|
if finishIval:
|
|
self.letterboxIval.append(finishIval)
|
|
self.letterboxIval.start()
|