mirror of
https://github.com/curioustorvald/Terrarum.git
synced 2026-03-11 14:21:52 +09:00
314 lines
12 KiB
Kotlin
314 lines
12 KiB
Kotlin
package net.torvald.spriteassembler
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import net.torvald.terrarum.linearSearchBy
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import java.io.InputStream
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import java.io.Reader
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import java.util.*
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import kotlin.collections.HashMap
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import kotlin.collections.HashSet
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internal data class Joint(val name: String, val position: ADPropertyObject.Vector2i) {
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override fun toString() = "$name $position"
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}
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internal data class Skeleton(val name: String, val joints: List<Joint>) {
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override fun toString() = "$name=$joints"
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}
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/**
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* @param name You know it
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* @param delay Delay between each frame in seconds
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* @param row STARTS AT ONE! Row in the final spritesheet, also act as the animation index.
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* @param frames number of frames this animation has
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* @param skeleton list of joints to be transformed
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*/
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internal data class Animation(val name: String, val delay: Float, val row: Int, val frames: Int, val skeleton: Skeleton) {
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override fun toString() = "$name delay: $delay, row: $row, frames: $frames, skeleton: ${skeleton.name}"
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}
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/** Later the 'translate' can be changed so that it represents affine transformation (Matrix2d) */
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internal data class Transform(val joint: Joint, val translate: ADPropertyObject.Vector2i) {
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override fun toString() = "$joint transform: $translate"
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}
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class ADProperties {
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private val javaProp = Properties()
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/** Every key is CAPITALISED */
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private val propTable = HashMap<String, List<ADPropertyObject>>()
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/** list of bodyparts used by all the skeletons (HEAD, UPPER_TORSO, LOWER_TORSO) */
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lateinit var bodyparts: List<String>; private set
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lateinit var bodypartFiles: List<String>; private set
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/** properties that are being used as skeletons (SKELETON_STAND) */
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internal lateinit var skeletons: HashMap<String, Skeleton>; private set
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/** properties that are recognised as animations (ANIM_RUN, ANIM)IDLE) */
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internal lateinit var animations: HashMap<String, Animation>; private set
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/** an "animation frame" property (ANIM_RUN_1, ANIM_RUN_2) */
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internal lateinit var transforms: HashMap<String, List<Transform>>; private set
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private val reservedProps = listOf("SPRITESHEET", "EXTENSION")
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private val animMustContain = listOf("DELAY", "ROW", "SKELETON")
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lateinit var baseFilename: String; private set
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lateinit var extension: String; private set
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var frameWidth: Int = -1; private set
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var frameHeight: Int = -1; private set
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var originX: Int = -1; private set
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var originY: Int = -1; private set
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internal val origin: ADPropertyObject.Vector2i
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get() = ADPropertyObject.Vector2i(originX, originY)
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private val animFrameSuffixRegex = Regex("""_[0-9]+""")
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private val ALL_JOINT = Joint(ALL_JOINT_SELECT_KEY, ADPropertyObject.Vector2i(0, 0))
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var rows = -1; private set
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var cols = -1; private set
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companion object {
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const val ALL_JOINT_SELECT_KEY = "ALL"
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}
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constructor(reader: Reader) {
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javaProp.load(reader)
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continueLoad()
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}
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constructor(inputStream: InputStream) {
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javaProp.load(inputStream)
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continueLoad()
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}
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constructor(javaProp: Properties) {
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this.javaProp.putAll(javaProp.toMap())
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}
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private fun continueLoad() {
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javaProp.keys.forEach { propName ->
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val propsStr = javaProp.getProperty(propName as String)
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val propsList = propsStr.split(';').map { ADPropertyObject(it) }
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propTable[propName.toUpperCase()] = propsList
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}
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// set reserved values for the animation: filename, extension
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baseFilename = get("SPRITESHEET")[0].name
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extension = get("EXTENSION")[0].name
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val frameSizeVec = get("CONFIG").linearSearchBy { it.name == "SIZE" }!!.input as ADPropertyObject.Vector2i
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frameWidth = frameSizeVec.x
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frameHeight = frameSizeVec.y
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originX = (get("CONFIG").linearSearchBy { it.name == "ORIGINX" }!!.input as Float).toInt()
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originY = frameHeight - 1
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var maxColFinder = -1
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var maxRowFinder = -1
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val bodyparts = HashSet<String>()
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val skeletons = HashMap<String, Skeleton>()
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val animations = HashMap<String, Animation>()
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val animFrames = HashMap<String, Int>()
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val transforms = HashMap<String, List<Transform>>()
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// scan every props, write down anim frames for later use
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propTable.keys.forEach {
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if (animFrameSuffixRegex.containsMatchIn(it)) {
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val animName = getAnimNameFromFrame(it)
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val frameNumber = getFrameNumberFromName(it)
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// if animFrames does not have our entry, add it.
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// otherwise, max() against the existing value
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if (animFrames.containsKey(animName)) {
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animFrames[animName] = maxOf(animFrames[animName]!!, frameNumber)
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}
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else {
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animFrames[animName] = frameNumber
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}
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maxColFinder = maxOf(maxColFinder, frameNumber)
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}
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}
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// populate skeletons and animations
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forEach { s, list ->
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// Map-ify. If it has variable == "SKELETON", the 's' is likely an animation
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// and thus, uses whatever the "input" used by the SKELETON is a skeleton
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val propsHashMap = HashMap<String, Any?>()
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list.forEach {
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propsHashMap[it.name.toUpperCase()] = it.input
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}
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// if it is indeed anim, populate animations list
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if (propsHashMap.containsKey("SKELETON")) {
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val skeletonName = propsHashMap["SKELETON"] as String
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val skeletonDef = get(skeletonName)
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skeletons[skeletonName] = Skeleton(skeletonName, skeletonDef.toJoints())
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animations[s] = Animation(
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s,
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propsHashMap["DELAY"] as Float,
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(propsHashMap["ROW"] as Float).toInt(),
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animFrames[s]!!,
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Skeleton(skeletonName, skeletonDef.toJoints())
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)
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maxRowFinder = maxOf(maxRowFinder, animations[s]!!.row)
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}
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}
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// populate the bodyparts using skeletons
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skeletons.forEach { (_, prop: Skeleton) ->
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prop.joints.forEach {
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bodyparts.add(it.name)
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}
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}
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// populate transforms
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animations.forEach { t, u ->
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for (fc in 1..u.frames) {
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val frameName = "${t}_$fc"
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val prop = get(frameName)
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var emptyList = prop.size == 1 && prop[0].name.isEmpty()
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val transformList = if (!emptyList) {
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List(prop.size) { index ->
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val jointNameToSearch = prop[index].name.toUpperCase()
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val joint = if (jointNameToSearch == "ALL")
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ALL_JOINT
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else
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u.skeleton.joints.linearSearchBy { it.name == jointNameToSearch }
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?: throw NullPointerException("No such joint: $jointNameToSearch")
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val translate = prop[index].input as ADPropertyObject.Vector2i
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Transform(joint, translate)
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}
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}
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else {
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// to make real empty list
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List(0) { Transform(ALL_JOINT, ADPropertyObject.Vector2i(0, 0)) }
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}
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transforms[frameName] = transformList
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}
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}
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this.bodyparts = bodyparts.toList().sorted()
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this.skeletons = skeletons
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this.animations = animations
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this.bodypartFiles = this.bodyparts.map { toFilename(it) }
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this.transforms = transforms
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cols = maxColFinder
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rows = maxRowFinder
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}
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operator fun get(identifier: String) = propTable[identifier.toUpperCase()]!!
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val keys
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get() = propTable.keys
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fun containsKey(key: String) = propTable.containsKey(key)
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fun forEach(predicate: (String, List<ADPropertyObject>) -> Unit) = propTable.forEach(predicate)
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fun toFilename(partName: String) =
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"${this.baseFilename}${partName.toLowerCase()}${this.extension}"
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internal fun getAnimByFrameName(frameName: String) = animations[getAnimNameFromFrame(frameName)]!!
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internal fun getFrameNumberFromName(frameName: String) = frameName.substring(frameName.lastIndexOf('_') + 1 until frameName.length).toInt()
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internal fun getSkeleton(name: String) = skeletons[name]!!
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internal fun getTransform(name: String) = transforms[name]!!
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private fun getAnimNameFromFrame(s: String) = s.substring(0 until s.lastIndexOf('_'))
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private fun List<ADPropertyObject>.toJoints() = List(this.size) {
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Joint(this[it].name.toUpperCase(), this[it].input!! as ADPropertyObject.Vector2i)
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}
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}
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/**
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* @param propertyRaw example inputs:
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* - ```DELAY 0.15```
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* - ```LEG_RIGHT 0,-1```
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*
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* Created by minjaesong on 2019-01-05.
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*/
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class ADPropertyObject(propertyRaw: String) {
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/** If the input is like ```UPPER_TORSO``` (that is, not a variable-input pair), this holds the string UPPER_TORSO. */
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val name: String
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val input: Any?
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get() = when (type) {
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ADPropertyType.IVEC2 -> field!! as Vector2i
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ADPropertyType.FLOAT -> field!! as Float
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ADPropertyType.STRING_PAIR -> field!! as String
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else -> null
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}
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val type: ADPropertyType
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init {
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val propPair = propertyRaw.split(variableInputSepRegex)
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if (isADvariable(propertyRaw)) {
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name = propPair[0]
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val inputStr = propPair[1]
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if (isADivec2(inputStr)) {
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type = ADPropertyType.IVEC2
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input = toADivec2(inputStr)
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}
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else if (isADfloat(inputStr)) {
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type = ADPropertyType.FLOAT
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input = toADfloat(inputStr)
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}
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else {
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type = ADPropertyType.STRING_PAIR
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input = inputStr
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}
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}
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else {
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name = propertyRaw
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input = null
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type = ADPropertyType.NAME_ONLY
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}
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}
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internal companion object {
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private val floatRegex = Regex("""-?[0-9]+(\.[0-9]*)?""")
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private val ivec2Regex = Regex("""-?[0-9]+,-?[0-9]+""")
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private val variableInputSepRegex = Regex(""" +""")
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fun isADivec2(s: String) = ivec2Regex.matches(s)
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fun isADfloat(s: String) = floatRegex.matches(s) && !ivec2Regex.containsMatchIn(s)
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fun toADivec2(s: String) = if (isADivec2(s))
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Vector2i(s.substringBefore(',').toInt(), s.substringAfter(',').toInt())
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else throw IllegalArgumentException("Input not in ivec2 format: $s")
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fun toADfloat(s: String) = if (isADfloat(s))
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s.toFloat()
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else throw IllegalArgumentException("Input not in ivec2 format: $s")
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/** example valid input: ```LEG_RIGHT 0,1``` */
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fun isADvariable(property: String) = variableInputSepRegex.containsMatchIn(property)
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/** example valid input: ```sprites/test``` */
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fun isADstring(property: String) = !isADvariable(property)
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}
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internal data class Vector2i(var x: Int, var y: Int) {
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override fun toString() = "($x, $y)"
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operator fun plus(other: Vector2i) = Vector2i(this.x + other.x, this.y + other.y)
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operator fun minus(other: Vector2i) = Vector2i(this.x - other.x, this.y - other.y)
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fun invertY() = Vector2i(this.x, -this.y)
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}
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enum class ADPropertyType {
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NAME_ONLY, // "sprite/test.tga" to nothing
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IVEC2, // "LEG_RIGHT" to (1,-1)
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FLOAT, // "DELAY" to 0.15
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STRING_PAIR // "SKELETON" to "SKELETON_DEFAULT"
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}
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override fun toString(): String {
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return "$name ${input ?: ""}: ${type.toString().toLowerCase()}"
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}
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} |