mirror of
https://github.com/codeninjasllc/codecombat.git
synced 2024-11-29 18:45:48 -05:00
289 lines
9.5 KiB
CoffeeScript
289 lines
9.5 KiB
CoffeeScript
# paths before the current state taper out,
|
|
# and have a different color than the future
|
|
PAST_PATH_TAIL_BRIGHTNESS = 150
|
|
PAST_PATH_TAIL_ALPHA = 0.3
|
|
PAST_PATH_HEAD_BRIGHTNESS = 200
|
|
PAST_PATH_HEAD_ALPHA = 0.75
|
|
|
|
PAST_PATH_HEAD_LENGTH = 50
|
|
PAST_PATH_TAIL_WIDTH = 2
|
|
PAST_PATH_HEAD_WIDTH = 2
|
|
PAST_PATH_MAX_LENGTH = 200
|
|
|
|
# paths in the future are single color dotted lines
|
|
FUT_PATH_BRIGHTNESS = 153
|
|
FUT_PATH_ALPHA = 0.8
|
|
FUT_PATH_HEAD_LENGTH = 0
|
|
FUT_PATH_WIDTH = 1
|
|
FUT_PATH_MAX_LENGTH = 2000
|
|
|
|
# selected paths are single color, and larger, more prominent
|
|
# most other properties are the same as non-selected
|
|
SELECTED_PATH_TAIL_BRIGHTNESS = 146
|
|
SELECTED_PATH_TAIL_ALPHA = 0.5
|
|
SELECTED_PATH_HEAD_BRIGHTNESS = 200
|
|
SELECTED_PATH_HEAD_ALPHA = 1.0
|
|
SELECTED_PAST_PATH_MAX_LENGTH = 2000
|
|
|
|
FUT_SELECTED_PATH_WIDTH = 3
|
|
|
|
# for sprites along the path
|
|
CLONE_INTERVAL = 250 # distance between them, ignored for new actions
|
|
CLONE_SCALE = 1.0
|
|
CLONE_ALPHA = 0.4
|
|
|
|
# path defaults
|
|
PATH_DOT_LENGTH = 3
|
|
PATH_SEGMENT_LENGTH = 15 # should be > PATH_DOT_LENGTH
|
|
|
|
Camera = require './Camera'
|
|
|
|
module.exports.Trailmaster = class Trailmaster
|
|
paths: null # dictionary of thang ids to containers for their paths
|
|
selectedPath: null # container of path selected
|
|
pathDisplayObject: null
|
|
world: null
|
|
clock: 0
|
|
|
|
constructor: (@camera) ->
|
|
|
|
tick: ->
|
|
@clock += 1
|
|
|
|
generatePaths: (@world, @currentFrame, @selectedThang, @sprites, @selectedOnly) ->
|
|
@paths = {}
|
|
@pathDisplayObject = new createjs.Container()
|
|
@pathDisplayObject.mouseEnabled = @pathDisplayObject.mouseChildren = false
|
|
for thang in world.thangs
|
|
continue unless thang.isSelectable
|
|
continue unless thang.isMovable
|
|
continue if @selectedOnly and thang isnt @selectedThang
|
|
path = @createPathForThang thang
|
|
continue if not path
|
|
@pathDisplayObject.addChild path
|
|
@paths[thang.id] = path
|
|
@pathDisplayObject
|
|
|
|
createPathForThang: (thang) ->
|
|
container = new createjs.Container()
|
|
|
|
path = @createPastPathForThang(thang)
|
|
container.addChild(path) if path
|
|
|
|
path = @createFuturePathForThang(thang)
|
|
container.addChild(path) if path
|
|
|
|
targets = @createTargetsForThang(thang)
|
|
container.addChild(targets) if targets
|
|
|
|
if thang is @selectedThang
|
|
sprites = @spritesForThang(thang)
|
|
for sprite in sprites
|
|
container.addChild(sprite)
|
|
|
|
container
|
|
|
|
createPastPathForThang: (thang) ->
|
|
maxLength = if thang is @selectedThang then SELECTED_PAST_PATH_MAX_LENGTH else PAST_PATH_MAX_LENGTH
|
|
start = Math.max(@currentFrame - maxLength, 0)
|
|
start = 0 if thang isnt @selectedThang
|
|
resolution = if thang is @selectedThang then 4 else 12
|
|
return unless points = @world.pointsForThang thang.id, start, @currentFrame, @camera, resolution
|
|
params =
|
|
tailWidth: PAST_PATH_TAIL_WIDTH
|
|
headWidth: PAST_PATH_HEAD_WIDTH
|
|
headLength: PAST_PATH_HEAD_LENGTH
|
|
if thang is @selectedThang
|
|
params['tailColor'] = colorForThang(thang.team, SELECTED_PATH_TAIL_BRIGHTNESS, SELECTED_PATH_TAIL_ALPHA)
|
|
params['headColor'] = colorForThang(thang.team, SELECTED_PATH_HEAD_BRIGHTNESS, SELECTED_PATH_HEAD_ALPHA)
|
|
else
|
|
params['tailColor'] = colorForThang(thang.team, PAST_PATH_TAIL_BRIGHTNESS, PAST_PATH_TAIL_ALPHA)
|
|
params['headColor'] = colorForThang(thang.team, PAST_PATH_HEAD_BRIGHTNESS, PAST_PATH_HEAD_ALPHA)
|
|
return createPath(points, params)
|
|
|
|
|
|
createFuturePathForThang: (thang) ->
|
|
resolution = 8
|
|
return unless points = @world.pointsForThang thang.id, @currentFrame, @currentFrame + FUT_PATH_MAX_LENGTH, @camera, resolution
|
|
if thang is @selectedThang
|
|
color = colorForThang(thang.team, SELECTED_PATH_HEAD_BRIGHTNESS, SELECTED_PATH_HEAD_ALPHA)
|
|
else
|
|
color = colorForThang(thang.team, FUT_PATH_BRIGHTNESS, FUT_PATH_ALPHA)
|
|
return createPath(points,
|
|
tailColor: color
|
|
tailWidth: if thang is @selectedThang then FUT_SELECTED_PATH_WIDTH else FUT_PATH_WIDTH
|
|
headLength: FUT_PATH_HEAD_LENGTH
|
|
dotted: true
|
|
dotOffset: @clock
|
|
)
|
|
|
|
createTargetsForThang: (thang) ->
|
|
return unless thang.allTargets
|
|
g = new createjs.Graphics()
|
|
g.setStrokeStyle(0.5)
|
|
g.beginStroke(createjs.Graphics.getRGB(0, 0, 0))
|
|
color = colorForThang(thang.team)
|
|
|
|
i = 0
|
|
while i < thang.allTargets.length
|
|
g.beginStroke(createjs.Graphics.getRGB(0, 0, 0))
|
|
g.beginFill(createjs.Graphics.getRGB(color...))
|
|
sup = @camera.worldToSurface x: thang.allTargets[i], y: thang.allTargets[i + 1]
|
|
g.drawEllipse(sup.x - 5, sup.y - 3, 10, 6)
|
|
g.endStroke()
|
|
|
|
i += 2
|
|
|
|
s = new createjs.Shape(g)
|
|
s.x = 0
|
|
s.y = 0
|
|
s
|
|
|
|
spritesForThang: (thang) ->
|
|
i = 0
|
|
sprites = []
|
|
sprite = @sprites[thang.id]
|
|
return sprites unless sprite?.actions
|
|
lastPos = @camera.surfaceToWorld x: sprite.imageObject.x, y: sprite.imageObject.y
|
|
minDistance = Math.pow(CLONE_INTERVAL * Camera.MPP, 2)
|
|
actions = @world.actionsForThang(thang.id)
|
|
lastAction = null
|
|
|
|
for action in actions
|
|
continue if action.name in ['idle', 'move']
|
|
frame = @world.frames[action.frame]
|
|
frame.restoreStateForThang(thang)
|
|
|
|
if lastPos
|
|
diff = Math.pow(lastPos.x - thang.pos.x, 2)
|
|
diff += Math.pow(lastPos.y - thang.pos.y, 2)
|
|
continue if diff < minDistance and action.name is lastAction
|
|
|
|
clone = sprite.imageObject.clone()
|
|
clonePos = @camera.worldToSurface thang.pos
|
|
clone.x = clonePos.x
|
|
clone.y = clonePos.y
|
|
clone.alpha = CLONE_ALPHA
|
|
clone.scaleX *= CLONE_SCALE
|
|
clone.scaleY *= CLONE_SCALE
|
|
if sprite.expandActions # old Sprite
|
|
sprite.updateRotation(clone, sprite.data)
|
|
animActions = sprite.expandActions(if thang.acts then thang.getActionName() else 'idle')
|
|
sprite.applyActionsToSprites(animActions, [clone], true)
|
|
animation = clone.spriteSheet.getAnimation(clone.currentAnimation)
|
|
clone.currentAnimationFrame = Math.min(@clock % (animation.frames.length * 3), animation.frames.length - 1)
|
|
else
|
|
continue unless animation = sprite.actions[action.name]
|
|
sprite.updateRotation clone
|
|
animation = sprite.getActionDirection(animation) ? animation # no idea if this ever works
|
|
clone.gotoAndStop animation.name
|
|
# TODO: use action-specific framerate here?
|
|
# clone.currentAnimationFrame = Math.min(@clock % (animation.frames.length * 3), animation.frames.length - 1)
|
|
sprites.push(clone)
|
|
lastPos = x: thang.pos.x, y: thang.pos.y
|
|
lastAction = action.name
|
|
|
|
@world.frames[@currentFrame].restoreStateForThang(thang)
|
|
sprites
|
|
|
|
createPath = (points, options={}, g=null) ->
|
|
options = options or {}
|
|
tailColor = options.tailColor ? options.headColor
|
|
headColor = options.headColor ? options.tailColor
|
|
oneColor = true
|
|
oneColor = oneColor and headColor[i] is tailColor[i] for i in [0..4]
|
|
maxLength = options.maxLength or 0
|
|
tailWidth = options.tailWidth
|
|
headWidth = options.headWidth
|
|
oneWidth = headWidth is tailWidth
|
|
headLength = options.headLength
|
|
dotted = options.dotted
|
|
dotOffset = if options.dotOffset? then options.dotOffset else 0
|
|
|
|
points = points.slice(-maxLength * 2) if maxLength isnt 0
|
|
points = points.slice(((points.length / 2 + dotOffset) % PATH_SEGMENT_LENGTH) * 2) if dotOffset
|
|
g = new createjs.Graphics() unless g
|
|
return new createjs.Shape(g) if not points
|
|
|
|
g.setStrokeStyle(tailWidth)
|
|
g.beginStroke(createjs.Graphics.getRGB(tailColor...))
|
|
g.moveTo(points[0], points[1])
|
|
|
|
headStart = points.length - headLength
|
|
[lastX, lastY] = [points[0], points[1]]
|
|
|
|
for x, i in points by 2
|
|
continue if i is 0
|
|
y = points[i + 1]
|
|
if i >= headStart and not (oneColor and oneWidth)
|
|
diff = (i - headStart) / headLength
|
|
style = transition(tailWidth, headWidth, diff)
|
|
color = colorTransition(tailColor, headColor, diff)
|
|
g.setStrokeStyle(style)
|
|
g.beginStroke(createjs.Graphics.getRGB(color...))
|
|
g.moveTo(lastX, lastY) if lastX?
|
|
|
|
else if dotted
|
|
|
|
if false and i < 2
|
|
# Test: footprints
|
|
g.beginFill(createjs.Graphics.getRGB(tailColor...))
|
|
xofs = x - lastX
|
|
yofs = y - lastY
|
|
theta = Math.atan2(yofs, xofs)
|
|
[fdist, fwidth] = [4, 2]
|
|
fside = if (i + dotOffset) % 4 is 0 then -1 else 1
|
|
fx = [lastX + fside * fdist * (Math.cos(theta) * xofs - Math.sin(theta) * yofs)]
|
|
fy = [lastY + fside * fdist * (Math.sin(theta) * xofs - Math.cos(theta) * yofs)]
|
|
g.drawCircle(fx, fy, 2)
|
|
|
|
offset = ((i / 2) % PATH_SEGMENT_LENGTH)
|
|
if offset >= PATH_DOT_LENGTH
|
|
if offset is PATH_DOT_LENGTH
|
|
g.endStroke()
|
|
lastX = x
|
|
lastY = y
|
|
continue
|
|
|
|
else
|
|
if offset is 0
|
|
g.beginStroke(createjs.Graphics.getRGB(tailColor...))
|
|
g.moveTo(lastX, lastY) if lastX?
|
|
|
|
g.lineTo(x, y)
|
|
lastX = x
|
|
lastY = y
|
|
|
|
g.endStroke()
|
|
|
|
s = new createjs.Shape(g)
|
|
return s
|
|
|
|
colorTransition = (color1, color2, pct) ->
|
|
return color1 if pct <= 0
|
|
return color2 if pct >= 1
|
|
|
|
i = 0
|
|
color = []
|
|
while i < 4
|
|
val = transition(color1[i], color2[i], pct)
|
|
val = Math.floor(val) if i isnt 3
|
|
color.push(val)
|
|
i += 1
|
|
color
|
|
|
|
transition = (num1, num2, pct) ->
|
|
return num1 if pct <= 0
|
|
return num2 if pct >= 1
|
|
num1 + (num2 - num1) * pct
|
|
|
|
colorForThang = (team, brightness=100, alpha=1.0) =>
|
|
# multipliers should sum to 3.0
|
|
multipliers = [2.0, 0.5, 0.5] if team is 'humans'
|
|
multipliers = [0.5, 0.5, 2.0] if team is 'ogres'
|
|
multipliers = [2.0, 0.5, 0.5] if not multipliers
|
|
color = _.map(multipliers, (m) -> return parseInt(m * brightness))
|
|
color.push(alpha)
|
|
return color
|
|
|
|
module.exports.createPath = createPath
|