Mindustry/packer/build.gradle

apply plugin: "java"

sourceCompatibility = 1.8
sourceSets.main.java.srcDirs = [ "src/" ]

import com.badlogic.gdx.tools.texturepacker.TexturePacker

def textureFolder = "../core/assets-raw/sprites/generated/"

task pack(){
    dependsOn 'prePack'

    doLast {
        TexturePacker.process("core/assets-raw/sprites/", "core/assets/sprites/", "sprites.atlas")

        delete{
            delete textureFolder
        }
    }
}

task prePack(){
    dependsOn "cleanup"

    doLast{
        TexturePacker.process("core/assets-raw/sprites/", "core/assets/sprites/", "sprites.atlas")
    }

    finalizedBy 'generateSprites'
}

task cleanup(){
    delete{
        delete textureFolder
    }
}

task generateSprites(dependsOn: classes, type: JavaExec) {
    file(textureFolder).mkdirs()

    main = "io.anuke.mindustry.PackerLauncher"
    classpath = sourceSets.main.runtimeClasspath
    standardInput = System.in
    workingDir = textureFolder
}