Fix loading of native libraries and package names

orx-syphon/build.gradle

@@ -1,6 +1,6 @@
 dependencies {
-    compile "org.openrndr:openrndr-core:$openrndrVersion"
+    implementation "org.openrndr:openrndr-core:$openrndrVersion"
-    compile "org.openrndr:openrndr-gl3:$openrndrVersion"
+    implementation "org.openrndr:openrndr-gl3:$openrndrVersion"
-    compile "org.lwjgl:lwjgl-opengl:3.2.3"
+    implementation "org.lwjgl:lwjgl-opengl:3.2.3"
-    compile "org.openrndr:openrndr-gl3-natives-macos:$openrndrVersion"
+    implementation "org.openrndr:openrndr-gl3-natives-macos:$openrndrVersion"
 }

orx-syphon/src/main/kotlin/SyphonClient.kt

@@ -1,8 +1,12 @@
+package org.openrndr.extra.syphon
+
+
 import jsyphon.JSyphonClient
 import org.lwjgl.opengl.GL33C.GL_TEXTURE_RECTANGLE
 import org.openrndr.Extension
 import org.openrndr.Program
 import org.openrndr.draw.*
+
 import org.openrndr.internal.gl3.ColorBufferGL3
 
 

orx-syphon/src/main/kotlin/SyphonServer.kt

@@ -1,3 +1,5 @@
+package org.openrndr.extra.syphon
+
 
 import jsyphon.JSyphonServer
 import org.openrndr.Extension

orx-syphon/src/main/kotlin/jsyphon/JSyphonClient.kt

@@ -7,11 +7,7 @@ class JSyphonClient
 {
     private var ptr: Long = 0
 
-    companion object {
+    val native = JSyphonNative.check()
-        init {
-            System.load(File("orx-syphon/src/main/kotlin/jsyphon/libJSyphon.jnilib").absolutePath)
-        }
-    }
 
     fun init() {
         ptr = init(null)

orx-syphon/src/main/kotlin/jsyphon/JSyphonNative.kt

@@ -0,0 +1,36 @@
+package jsyphon
+
+import org.openrndr.platform.Platform
+import org.openrndr.platform.PlatformType
+import java.io.File
+import java.io.IOException
+
+object JSyphonNative {
+    init {
+        require(Platform.type == PlatformType.MAC) { "orx-syphon only works on macOS, your platform is not supported" }
+
+        val tempBase = Platform.tempDirectory()
+        val libraries = arrayOf("Syphon", "libJSyphon.jnilib")
+        val tempDir = File(tempBase, "orx-syphon")
+        tempDir.mkdirs()
+        for (library in libraries) {
+            val stream = JSyphonNative::class.java.getResourceAsStream("/jsyphon-natives/$library")
+            require(stream != null)
+            try {
+                val target = File(tempDir, library)
+                val bytes = stream.readBytes()
+                target.writeBytes(bytes)
+            } catch (e: IOException) {
+                throw RuntimeException(e)
+            } finally {
+                stream.close()
+            }
+        }
+        for (library in libraries) {
+            System.load(File(tempDir, library).absolutePath)
+        }
+    }
+    fun check() {
+        // -- do nothing
+    }
+}

orx-syphon/src/main/kotlin/jsyphon/JSyphonServer.kt

@@ -1,7 +1,4 @@
 package jsyphon
-
-import java.io.File
-
 /*
 JSyphonServer.java - 
 Copyright 2011 -Skye Book (sbook) & Anton Marini (vade)
@@ -33,11 +30,7 @@ class JSyphonServer  // Public API
 {
     private var ptr: Long = 0
 
-    companion object {
+    val native = JSyphonNative.check()
-        init {
-            System.load(File("orx-syphon/src/main/kotlin/jsyphon/libJSyphon.jnilib").absolutePath)
-        }
-    }
 
     fun initWithName(name: String) {
         ptr = initWithName(name, null)

orx-syphon/src/main/kotlin/jsyphon/JSyphonServerList.kt

@@ -1,5 +1,4 @@
 package jsyphon
-
 import java.io.File
 import java.util.ArrayList
 import java.util.HashMap

orx-syphon/src/main/kotlin/jsyphon/Util.kt

@@ -1,5 +1,4 @@
 package jsyphon
-
 class NSSize (var x: Int, var y: Int)
 class NSPoint(var x: Int, var y: Int)