b7efc437be
Move the downloaded files to build directory and moved the unzip folder to the build directory so that they are ignored by git and cleaned appropriately.
113 lines
3.4 KiB
Groovy
113 lines
3.4 KiB
Groovy
String tremorZipFile = "TremorAndroid.zip"
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String stbiUrl = 'https://raw.githubusercontent.com/nothings/stb/master/stb_image.h'
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// Working directories for the ndk build.
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String decodeBuildDir = "${buildDir}" + File.separator + 'decode'
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String decodeBuildJniDir = decodeBuildDir + File.separator + 'jni'
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String decodeBuildLibsDir = decodeBuildDir + File.separator + 'libs'
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// Pre-compiled libs directory
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String decodePreCompiledLibsDir = 'libs' + File.separator + 'decode'
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// jME Android Native source files path
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String decodeSourceDir = 'src/native/jme_decode'
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task downloadStbImage(type: MyDownload) {
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sourceUrl = stbiUrl
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target = file(decodeBuildDir + File.separator + 'stb_image.h')
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}
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// Copy stb_image.h to the jni directory.
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task copyStbiFiles(type: Copy) {
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def sourceDir = file(decodeBuildDir + File.separator + 'stb_image.h')
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def outputDir = file(decodeBuildJniDir + File.separator + "STBI")
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from sourceDir
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into outputDir
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}
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copyStbiFiles.dependsOn {
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def stbiFile = file(decodeBuildDir + File.separator + 'stb_image.h')
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if (!stbiFile.exists()) {
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downloadStbImage
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}
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}
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// Copy libtremor source to the jni directory.
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task copyTremorFiles(type: Copy) {
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def zipFile = file(tremorZipFile)
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def outputDir = file(decodeBuildJniDir + File.separator + "Tremor")
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from (zipTree(zipFile)) {
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include '*.c'
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include '*.h'
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}
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into outputDir
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}
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// Generate headers via javah
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task generateJavahHeaders(type: Exec) {
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executable org.gradle.internal.jvm.Jvm.current().getExecutable('javah')
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args '-d', decodeSourceDir
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args '-classpath', project.projectClassPath
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args "com.jme3.audio.plugins.NativeVorbisFile"
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args "com.jme3.texture.plugins.AndroidNativeImageLoader"
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}
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// Copy jME Android native files to jni directory
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task copySourceToBuild(type: Copy, dependsOn:[copyTremorFiles, copyStbiFiles, generateJavahHeaders]) {
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def sourceDir = file(decodeSourceDir)
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def outputDir = file(decodeBuildJniDir)
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from sourceDir
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into outputDir
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}
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task buildNativeLib(type: Exec, dependsOn: copySourceToBuild) {
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workingDir decodeBuildDir
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executable rootProject.ndkCommandPath
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args "-j" + Runtime.runtime.availableProcessors()
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}
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task updatePreCompiledLibs(type: Copy, dependsOn: buildNativeLib) {
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def sourceDir = new File(decodeBuildLibsDir)
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def outputDir = new File(decodePreCompiledLibsDir)
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from sourceDir
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into outputDir
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}
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// Copy pre-compiled libs to build directory (when not building new libs)
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task copyPreCompiledLibs(type: Copy) {
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def sourceDir = file(decodePreCompiledLibsDir)
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def outputDir = file(decodeBuildLibsDir)
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from sourceDir
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into outputDir
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}
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// ndkExists is a boolean from the build.gradle in the root project
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// buildNativeProjects is a string set to "true"
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if (ndkExists && buildNativeProjects == "true") {
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// build native libs and update stored pre-compiled libs to commit
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compileJava.dependsOn { updatePreCompiledLibs }
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} else {
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// use pre-compiled native libs (not building new ones)
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compileJava.dependsOn { copyPreCompiledLibs }
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}
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jar.into("lib") { from decodeBuildLibsDir }
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// Helper class to wrap ant dowload task
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class MyDownload extends DefaultTask {
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@Input
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String sourceUrl
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@OutputFile
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File target
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@TaskAction
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void download() {
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ant.get(src: sourceUrl, dest: target)
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}
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}
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