mirror of
https://github.com/Sneed-Group/Poodletooth-iLand
synced 2024-12-28 14:12:52 -06:00
94 lines
3.3 KiB
Python
Executable file
94 lines
3.3 KiB
Python
Executable file
import math
|
|
from direct.gui.DirectGui import DirectFrame
|
|
from pandac.PandaModules import Point3
|
|
|
|
class StretchingArrow(DirectFrame):
|
|
notify = directNotify.newCategory('StretchingArrow')
|
|
arrowMoving = 0
|
|
arrowBegin = 1
|
|
arrowComplete = 2
|
|
body = None
|
|
head = None
|
|
|
|
def __init__(self, parent, useColor = 'blue', autoload = True):
|
|
DirectFrame.__init__(self, parent)
|
|
self.useColor = useColor
|
|
self.endOffset = 1.5
|
|
self.startOffset = 0.0
|
|
self.shrinkRange = 7.0
|
|
self.ratioDrawn = 0.0
|
|
if autoload:
|
|
self.load()
|
|
self.stash()
|
|
|
|
def load(self):
|
|
model = loader.loadModel('phase_13/models/parties/stretchingArrow')
|
|
model.setP(-90)
|
|
self.body = model.find('**/arrowBody_' + self.useColor)
|
|
self.body.wrtReparentTo(self)
|
|
self.head = model.find('**/arrowHead_' + self.useColor)
|
|
self.head.wrtReparentTo(self)
|
|
model.removeNode()
|
|
|
|
def unload(self):
|
|
if self.body is not None:
|
|
self.body.removeNode()
|
|
self.body = None
|
|
if self.head is not None:
|
|
self.body.removeNode()
|
|
self.body = None
|
|
return
|
|
|
|
def reset(self):
|
|
self.ratioDrawn = 0.0
|
|
|
|
def draw(self, fromPoint, toPoint, rotation = 0, animate = True):
|
|
arrowlength = 2.72
|
|
if self.body is None or self.head is None:
|
|
return
|
|
actualDifference = fromPoint - toPoint
|
|
actualLength = actualDifference.length()
|
|
oldRatio = self.ratioDrawn
|
|
drawSpeed = 1.6
|
|
drawSpeedMin = 0.6
|
|
downTime = 1.0
|
|
fadeOutTime = 0.5
|
|
drawRate = max(drawSpeedMin, drawSpeed * actualLength / arrowlength)
|
|
self.ratioDrawn += globalClock.getDt() / drawRate
|
|
result = StretchingArrow.arrowMoving
|
|
if self.ratioDrawn >= 1.0:
|
|
result = StretchingArrow.arrowComplete
|
|
self.ratioDrawn = -downTime
|
|
if cmp(oldRatio, 0) != cmp(self.ratioDrawn, 0) and result != StretchingArrow.arrowComplete:
|
|
result = StretchingArrow.arrowBegin
|
|
if not animate:
|
|
self.ratioDrawn = 1.0
|
|
normal = Point3(actualDifference.getX(), actualDifference.getY(), actualDifference.getZ())
|
|
normal.normalize()
|
|
rotation = math.degrees(math.atan2(actualDifference.getY(), actualDifference.getX()))
|
|
endPoint = toPoint + normal * self.endOffset
|
|
startPoint = fromPoint - normal * self.startOffset
|
|
newlength = (endPoint - startPoint).length() / arrowlength
|
|
newScale = min(actualLength / self.shrinkRange, 1.0)
|
|
self.head.setScale(newScale)
|
|
ratio = max(0.0, self.ratioDrawn)
|
|
if ratio == 0.0:
|
|
ratio = 1.0
|
|
newlength *= ratio
|
|
if actualLength < self.endOffset:
|
|
self.stash()
|
|
else:
|
|
self.unstash()
|
|
self.body.setPos(startPoint)
|
|
self.body.setH(rotation)
|
|
self.head.setH(rotation - 90)
|
|
self.body.setScale(newlength - 0.013 * newScale, newScale, newScale)
|
|
vec = startPoint - endPoint
|
|
vec *= ratio
|
|
self.head.setPos(startPoint - vec)
|
|
self.head.setZ(render, self.body.getZ(render) + 0.001)
|
|
if self.ratioDrawn < 0.0:
|
|
self.setAlphaScale(abs(self.ratioDrawn) - (downTime - fadeOutTime))
|
|
else:
|
|
self.setAlphaScale(1.0)
|
|
return
|