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Ensures randomised thang clusters do not overlap each other

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This commit is contained in:
Jayant Jain 2014-07-25 12:16:27 +05:30
parent f700ddea0c
commit d3962c19bd
1 changed files with 37 additions and 15 deletions

52
app/views/editor/level/modals/TerrainRandomizeModal.coffee
View file

@ -142,7 +142,6 @@ thangSizes = {
module.exports = class TerrainRandomizeModal extends ModalView
id: 'terrain-randomize-modal'
template: template
thangs = []
events:
'click .choose-option': 'onRandomize'
@ -167,6 +166,7 @@ module.exports = class TerrainRandomizeModal extends ModalView
preset = presets[presetName]
presetSize = presetSizes[presetSize]
@thangs = []
@rects = []
@randomizeFloor preset, presetSize
@randomizeBorder preset, presetSize, preset.borderNoise
@randomizeDecorations preset, presetSize
@ -233,12 +233,15 @@ module.exports = class TerrainRandomizeModal extends ModalView
if @['build'+name] isnt undefined
@['build'+name](preset, presetSize, decoration)
continue
rect = {
'x':_.random(decoration.width/2 + preset.borderSize/2 + thangSizes.borderSize.x, presetSize.x - decoration.width/2 - preset.borderSize/2 - thangSizes.borderSize.x),
'y':_.random(decoration.height/2 + preset.borderSize/2 + thangSizes.borderSize.y, presetSize.y - decoration.height/2 - preset.borderSize/2 - thangSizes.borderSize.y)
'width':decoration.width
'height':decoration.height
}
while true
rect = {
'x':_.random(decoration.width/2 + preset.borderSize/2 + thangSizes.borderSize.x, presetSize.x - decoration.width/2 - preset.borderSize/2 - thangSizes.borderSize.x),
'y':_.random(decoration.height/2 + preset.borderSize/2 + thangSizes.borderSize.y, presetSize.y - decoration.height/2 - preset.borderSize/2 - thangSizes.borderSize.y)
'width':decoration.width
'height':decoration.height
}
break if @addRect rect
for cluster, range of decoration.clusters
for i in _.range(_.random(range[0], range[1]))
while not @addThang {
@ -253,13 +256,20 @@ module.exports = class TerrainRandomizeModal extends ModalView
buildRoom: (preset, presetSize, room) ->
if presetSize is presetSizes['small'] then sizeFactor = 1 else sizeFactor = 2
rect = {
'width':sizeFactor * (room.width[0] + preset.borderSize * _.random(0, (room.width[1] - room.width[0])/preset.borderSize))
'height':sizeFactor * (room.height[0] + preset.borderSize * _.random(0, (room.height[1] - room.height[0])/preset.borderSize))
}
roomThickness = _.random(room.thickness[0], room.thickness[1])
rect.x = _.random(rect.width/2 + preset.borderSize * (roomThickness+2), presetSize.x - rect.width/2 - preset.borderSize * (roomThickness+2))
rect.y = _.random(rect.height/2 + preset.borderSize * (roomThickness+2), presetSize.y - rect.height/2 - preset.borderSize * (roomThickness+2))
while true
rect = {
'width':sizeFactor * (room.width[0] + preset.borderSize * _.random(0, (room.width[1] - room.width[0])/preset.borderSize))
'height':sizeFactor * (room.height[0] + preset.borderSize * _.random(0, (room.height[1] - room.height[0])/preset.borderSize))
}
roomThickness = _.random(room.thickness[0], room.thickness[1])
rect.x = _.random(rect.width/2 + preset.borderSize * (roomThickness+1), presetSize.x - rect.width/2 - preset.borderSize * (roomThickness+1))
rect.y = _.random(rect.height/2 + preset.borderSize * (roomThickness+1), presetSize.y - rect.height/2 - preset.borderSize * (roomThickness+1))
break if @addRect {
'x': rect.x
'y': rect.y
'width': rect.width + 2 * roomThickness * preset.borderSize
'height': rect.height + 2 * roomThickness * preset.borderSize
}
xRange = _.range(rect.x - rect.width/2 + preset.borderSize, rect.x + rect.width/2, preset.borderSize)
topDoor = _.random(1) > 0.5
@ -316,7 +326,7 @@ module.exports = class TerrainRandomizeModal extends ModalView
}
addThang: (thang) ->
if @falseCount > 20
if @falseCount > 100
console.log 'infinite loop', thang
@falseCount = 0
return true
@ -329,6 +339,18 @@ module.exports = class TerrainRandomizeModal extends ModalView
@thangs.push thang
true
addRect: (rect) ->
if @falseCount > 100
console.log 'infinite loop', rect
@falseCount = 0
return true
for existingRect in @rects
if Math.abs(existingRect.x - rect.x) <= rect.width/2 + existingRect.width/2 and Math.abs(existingRect.y - rect.y) <= rect.height/2 + existingRect.height/2
@falseCount++
return false
@rects.push rect
true
getRandomThang: (thangList) ->
return thangList[_.random(0, thangList.length-1)]