little fps boost (thanks cire)

build.gradle

@@ -1,26 +1,28 @@
-
 buildscript {
     repositories {
         mavenCentral()
+        google()
     }
 
     dependencies {
-        classpath 'io.github.zebalu:teavm-gradle-plugin:1.0.0'
+//        classpath 'io.github.zebalu:teavm-gradle-plugin:1.0.0'
     }
 }
 
-apply plugin: 'java'
-apply plugin: 'eclipse'
-apply plugin: 'io.github.zebalu.teavm-gradle-plugin'
+plugins {
+    id 'java'
+    id 'eclipse'
+    id "org.teavm" version "0.8.1"
+}
 
-sourceCompatibility = 1.8
-targetCompatibility = 1.8
+sourceCompatibility = JavaVersion.VERSION_11
+targetCompatibility = JavaVersion.VERSION_11
 
 sourceSets {
     main {
         java {
             srcDir 'src/main/java'
-            srcDir 'src/teavm/java'
+            srcDir 'src/teavm'
         }
     }
 }
@@ -30,30 +32,32 @@ repositories {
 }
 
 dependencies {
-    /** we use 0.6.1 due to performance issues on 7.0.0 */
-    implementation 'org.teavm:teavm-platform:0.6.1'
-    implementation('org.teavm:teavm-classlib:0.6.1') {
-    	exclude group: 'com.google.code.gson', module: 'gson'
-    }
+    // https://mvnrepository.com/artifact/org.teavm/teavm-platform
+    implementation 'org.teavm:teavm-platform:0.8.1'
+    // https://mvnrepository.com/artifact/org.teavm/teavm-classlib
+    implementation 'org.teavm:teavm-classlib:0.8.1'
+    // https://mvnrepository.com/artifact/org.teavm/teavm-interop
+    implementation 'org.teavm:teavm-interop:0.8.1'
+    // https://mvnrepository.com/artifact/org.teavm/teavm-jso
+    implementation 'org.teavm:teavm-jso:0.8.1'
+    // https://mvnrepository.com/artifact/org.teavm/teavm-jso-apis
+    implementation 'org.teavm:teavm-jso-apis:0.8.1'
+    // https://mvnrepository.com/artifact/org.teavm/teavm-junit
+    testImplementation 'org.teavm:teavm-junit:0.8.1'
+    // https://mvnrepository.com/artifact/org.teavm/teavm-jso-impl
+    implementation 'org.teavm:teavm-jso-impl:0.8.1'
+    // https://mvnrepository.com/artifact/com.jcraft/jzlib
+    implementation 'com.jcraft:jzlib:1.1.3'
 }
 
-teavm {
-   
-   compileScopes = null;
-   minifying = true;
-   maxTopLevelNames = 10000;
+teavm.js {
     properties = null;
-   debugInformationGenerated = false;
-   sourceMapsGenerated = true;
-   sourceFilesCopied = false;
-   incremental = false;
-   transformers = null;
+    debugInformation = false;
+    sourceMap = true;
+    obfuscated = false;
 
     /** Where to save the result */
-   targetDirectory = file("javascript");
-   
-   /** The directory to monitor to decide if compile is up-to-date or not */
-   sourceDirectory = file("src");
+    outputDir = file("javascript");
 
     /** How to name the result file. */
     targetFileName = "classes.js";
@@ -64,23 +68,22 @@ teavm {
     /** This will be the name of your main method after compilation. */
     entryPointName = 'main';
 
-   classesToPreserve = null;
-   stopOnErrors = false;
-   optimizationLevel = "ADVANCED"; //org.teavm.vm.TeaVMOptimizationLevel.SIMPLE;
+    preservedClasses = Arrays.asList('net.minecraft.client.Minecraft');
+//        optimization = BALANCED; //org.teavm.vm.TeaVMOptimizationLevel.SIMPLE;
     fastGlobalAnalysis = false;
-   targetType = "JAVASCRIPT"; //org.teavm.tooling.TeaVMTargetType.JAVASCRIPT;
-   cacheDirectory = null;
-   wasmVersion = "V_0x1"; //org.teavm.backend.wasm.render.WasmBinaryVersion.V_0x1;
-   minHeapSize = 256;
-   maxHeapSize = 256;
+//        targetType = "JAVASCRIPT"; //org.teavm.tooling.TeaVMTargetType.JAVASCRIPT;
+//        cacheDirectory = null;
+//        wasmVersion = "V_0x1"; //org.teavm.backend.wasm.render.WasmBinaryVersion.V_0x1;
+//    minHeapSize = 4;
+//    maxHeapSize = 128;
     outOfProcess = false;
-   processMemory = 2048;
-   longjmpSupported = true;
-   heapDump = false;
+    processMemory = 512;
+//    longjmpSupported = true;
+//    heapDump = false;
 
     /** Add name of configurations here where to look for jarfiles. */
-   includeJarsFrom = [];
+//    includeJarsFrom = [];
 
     /** By default teavmc taskd epends on javaCompile task, unless this varaibale is true. */
-   skipJavaCompile = false;       
+//    skipJavaCompile = false;
 }