diff --git a/wasm/rust-rl.js b/wasm/rust-rl.js
index 57a6d6d..ffbe20e 100644
--- a/wasm/rust-rl.js
+++ b/wasm/rust-rl.js
@@ -36,9 +36,7 @@ function addHeapObject(obj) {
     return idx;
 }
 
-const cachedTextDecoder = (typeof TextDecoder !== 'undefined' ? new TextDecoder('utf-8', { ignoreBOM: true, fatal: true }) : { decode: () => { throw Error('TextDecoder not available') } } );
-
-if (typeof TextDecoder !== 'undefined') { cachedTextDecoder.decode(); };
+let WASM_VECTOR_LEN = 0;
 
 let cachedUint8Memory0 = null;
 
@@ -49,9 +47,70 @@ function getUint8Memory0() {
     return cachedUint8Memory0;
 }
 
-function getStringFromWasm0(ptr, len) {
-    ptr = ptr >>> 0;
-    return cachedTextDecoder.decode(getUint8Memory0().subarray(ptr, ptr + len));
+const cachedTextEncoder = (typeof TextEncoder !== 'undefined' ? new TextEncoder('utf-8') : { encode: () => { throw Error('TextEncoder not available') } } );
+
+const encodeString = (typeof cachedTextEncoder.encodeInto === 'function'
+    ? function (arg, view) {
+    return cachedTextEncoder.encodeInto(arg, view);
+}
+    : function (arg, view) {
+    const buf = cachedTextEncoder.encode(arg);
+    view.set(buf);
+    return {
+        read: arg.length,
+        written: buf.length
+    };
+});
+
+function passStringToWasm0(arg, malloc, realloc) {
+
+    if (realloc === undefined) {
+        const buf = cachedTextEncoder.encode(arg);
+        const ptr = malloc(buf.length, 1) >>> 0;
+        getUint8Memory0().subarray(ptr, ptr + buf.length).set(buf);
+        WASM_VECTOR_LEN = buf.length;
+        return ptr;
+    }
+
+    let len = arg.length;
+    let ptr = malloc(len, 1) >>> 0;
+
+    const mem = getUint8Memory0();
+
+    let offset = 0;
+
+    for (; offset < len; offset++) {
+        const code = arg.charCodeAt(offset);
+        if (code > 0x7F) break;
+        mem[ptr + offset] = code;
+    }
+
+    if (offset !== len) {
+        if (offset !== 0) {
+            arg = arg.slice(offset);
+        }
+        ptr = realloc(ptr, len, len = offset + arg.length * 3, 1) >>> 0;
+        const view = getUint8Memory0().subarray(ptr + offset, ptr + len);
+        const ret = encodeString(arg, view);
+
+        offset += ret.written;
+    }
+
+    WASM_VECTOR_LEN = offset;
+    return ptr;
+}
+
+function isLikeNone(x) {
+    return x === undefined || x === null;
+}
+
+let cachedInt32Memory0 = null;
+
+function getInt32Memory0() {
+    if (cachedInt32Memory0 === null || cachedInt32Memory0.byteLength === 0) {
+        cachedInt32Memory0 = new Int32Array(wasm.memory.buffer);
+    }
+    return cachedInt32Memory0;
 }
 
 function debugString(val) {
@@ -119,68 +178,13 @@ function debugString(val) {
     return className;
 }
 
-let WASM_VECTOR_LEN = 0;
+const cachedTextDecoder = (typeof TextDecoder !== 'undefined' ? new TextDecoder('utf-8', { ignoreBOM: true, fatal: true }) : { decode: () => { throw Error('TextDecoder not available') } } );
 
-const cachedTextEncoder = (typeof TextEncoder !== 'undefined' ? new TextEncoder('utf-8') : { encode: () => { throw Error('TextEncoder not available') } } );
+if (typeof TextDecoder !== 'undefined') { cachedTextDecoder.decode(); };
 
-const encodeString = (typeof cachedTextEncoder.encodeInto === 'function'
-    ? function (arg, view) {
-    return cachedTextEncoder.encodeInto(arg, view);
-}
-    : function (arg, view) {
-    const buf = cachedTextEncoder.encode(arg);
-    view.set(buf);
-    return {
-        read: arg.length,
-        written: buf.length
-    };
-});
-
-function passStringToWasm0(arg, malloc, realloc) {
-
-    if (realloc === undefined) {
-        const buf = cachedTextEncoder.encode(arg);
-        const ptr = malloc(buf.length, 1) >>> 0;
-        getUint8Memory0().subarray(ptr, ptr + buf.length).set(buf);
-        WASM_VECTOR_LEN = buf.length;
-        return ptr;
-    }
-
-    let len = arg.length;
-    let ptr = malloc(len, 1) >>> 0;
-
-    const mem = getUint8Memory0();
-
-    let offset = 0;
-
-    for (; offset < len; offset++) {
-        const code = arg.charCodeAt(offset);
-        if (code > 0x7F) break;
-        mem[ptr + offset] = code;
-    }
-
-    if (offset !== len) {
-        if (offset !== 0) {
-            arg = arg.slice(offset);
-        }
-        ptr = realloc(ptr, len, len = offset + arg.length * 3, 1) >>> 0;
-        const view = getUint8Memory0().subarray(ptr + offset, ptr + len);
-        const ret = encodeString(arg, view);
-
-        offset += ret.written;
-    }
-
-    WASM_VECTOR_LEN = offset;
-    return ptr;
-}
-
-let cachedInt32Memory0 = null;
-
-function getInt32Memory0() {
-    if (cachedInt32Memory0 === null || cachedInt32Memory0.byteLength === 0) {
-        cachedInt32Memory0 = new Int32Array(wasm.memory.buffer);
-    }
-    return cachedInt32Memory0;
+function getStringFromWasm0(ptr, len) {
+    ptr = ptr >>> 0;
+    return cachedTextDecoder.decode(getUint8Memory0().subarray(ptr, ptr + len));
 }
 
 function makeMutClosure(arg0, arg1, dtor, f) {
@@ -208,11 +212,11 @@ function makeMutClosure(arg0, arg1, dtor, f) {
     return real;
 }
 function __wbg_adapter_20(arg0, arg1) {
-    wasm._dyn_core__ops__function__FnMut_____Output___R_as_wasm_bindgen__closure__WasmClosure___describe__invoke__hae2c5f4c506a80cd(arg0, arg1);
+    wasm._dyn_core__ops__function__FnMut_____Output___R_as_wasm_bindgen__closure__WasmClosure___describe__invoke__hb6c6b1cd103d974c(arg0, arg1);
 }
 
 function __wbg_adapter_23(arg0, arg1, arg2) {
-    wasm._dyn_core__ops__function__FnMut__A____Output___R_as_wasm_bindgen__closure__WasmClosure___describe__invoke__h254fddd5612fbaed(arg0, arg1, addHeapObject(arg2));
+    wasm._dyn_core__ops__function__FnMut__A____Output___R_as_wasm_bindgen__closure__WasmClosure___describe__invoke__h02b9f16709be0849(arg0, arg1, addHeapObject(arg2));
 }
 
 function handleError(f, args) {
@@ -228,10 +232,6 @@ function getArrayU8FromWasm0(ptr, len) {
     return getUint8Memory0().subarray(ptr / 1, ptr / 1 + len);
 }
 
-function isLikeNone(x) {
-    return x === undefined || x === null;
-}
-
 async function __wbg_load(module, imports) {
     if (typeof Response === 'function' && module instanceof Response) {
         if (typeof WebAssembly.instantiateStreaming === 'function') {
@@ -278,7 +278,7 @@ function __wbg_get_imports() {
     imports.wbg.__wbindgen_object_drop_ref = function(arg0) {
         takeObject(arg0);
     };
-    imports.wbg.__wbg_log_b09521c515df0f23 = function(arg0, arg1) {
+    imports.wbg.__wbg_log_0e24d345b14995ec = function(arg0, arg1) {
         console.log(getStringFromWasm0(arg0, arg1));
     };
     imports.wbg.__wbindgen_object_clone_ref = function(arg0) {
@@ -307,45 +307,19 @@ function __wbg_get_imports() {
             wasm.__wbindgen_free(deferred0_0, deferred0_1, 1);
         }
     };
-    imports.wbg.__wbindgen_string_new = function(arg0, arg1) {
-        const ret = getStringFromWasm0(arg0, arg1);
-        return addHeapObject(ret);
+    imports.wbg.__wbindgen_string_get = function(arg0, arg1) {
+        const obj = getObject(arg1);
+        const ret = typeof(obj) === 'string' ? obj : undefined;
+        var ptr1 = isLikeNone(ret) ? 0 : passStringToWasm0(ret, wasm.__wbindgen_malloc, wasm.__wbindgen_realloc);
+        var len1 = WASM_VECTOR_LEN;
+        getInt32Memory0()[arg0 / 4 + 1] = len1;
+        getInt32Memory0()[arg0 / 4 + 0] = ptr1;
     };
     imports.wbg.__wbindgen_boolean_get = function(arg0) {
         const v = getObject(arg0);
         const ret = typeof(v) === 'boolean' ? (v ? 1 : 0) : 2;
         return ret;
     };
-    imports.wbg.__wbg_randomFillSync_bf67eeddb65b346b = function() { return handleError(function (arg0, arg1, arg2) {
-        getObject(arg0).randomFillSync(getArrayU8FromWasm0(arg1, arg2));
-    }, arguments) };
-    imports.wbg.__wbg_getRandomValues_f6c9b08ef5448767 = function() { return handleError(function (arg0, arg1) {
-        getObject(arg0).getRandomValues(getObject(arg1));
-    }, arguments) };
-    imports.wbg.__wbg_self_1c2814d86e6e51e3 = function() { return handleError(function () {
-        const ret = self.self;
-        return addHeapObject(ret);
-    }, arguments) };
-    imports.wbg.__wbg_crypto_70532d614bc7e028 = function(arg0) {
-        const ret = getObject(arg0).crypto;
-        return addHeapObject(ret);
-    };
-    imports.wbg.__wbg_msCrypto_4e9b4dd0e1abade6 = function(arg0) {
-        const ret = getObject(arg0).msCrypto;
-        return addHeapObject(ret);
-    };
-    imports.wbg.__wbindgen_is_undefined = function(arg0) {
-        const ret = getObject(arg0) === undefined;
-        return ret;
-    };
-    imports.wbg.__wbg_static_accessor_MODULE_7781e47b50010688 = function() {
-        const ret = module;
-        return addHeapObject(ret);
-    };
-    imports.wbg.__wbg_require_9ace3ae680954e98 = function() { return handleError(function (arg0, arg1, arg2) {
-        const ret = getObject(arg0).require(getStringFromWasm0(arg1, arg2));
-        return addHeapObject(ret);
-    }, arguments) };
     imports.wbg.__wbg_instanceof_WebGl2RenderingContext_f921526c513bf717 = function(arg0) {
         let result;
         try {
@@ -439,6 +413,10 @@ function __wbg_get_imports() {
         const ret = getObject(arg0).getExtension(getStringFromWasm0(arg1, arg2));
         return isLikeNone(ret) ? 0 : addHeapObject(ret);
     }, arguments) };
+    imports.wbg.__wbg_getParameter_55b36a787dbbfb74 = function() { return handleError(function (arg0, arg1) {
+        const ret = getObject(arg0).getParameter(arg1 >>> 0);
+        return addHeapObject(ret);
+    }, arguments) };
     imports.wbg.__wbg_getProgramInfoLog_b81bc53188e286fa = function(arg0, arg1, arg2) {
         const ret = getObject(arg1).getProgramInfoLog(getObject(arg2));
         var ptr1 = isLikeNone(ret) ? 0 : passStringToWasm0(ret, wasm.__wbindgen_malloc, wasm.__wbindgen_realloc);
@@ -461,6 +439,10 @@ function __wbg_get_imports() {
         const ret = getObject(arg0).getShaderParameter(getObject(arg1), arg2 >>> 0);
         return addHeapObject(ret);
     };
+    imports.wbg.__wbg_getSupportedExtensions_fafc31aab913037d = function(arg0) {
+        const ret = getObject(arg0).getSupportedExtensions();
+        return isLikeNone(ret) ? 0 : addHeapObject(ret);
+    };
     imports.wbg.__wbg_getUniformLocation_9f6eb60c560a347b = function(arg0, arg1, arg2, arg3) {
         const ret = getObject(arg0).getUniformLocation(getObject(arg1), getStringFromWasm0(arg2, arg3));
         return isLikeNone(ret) ? 0 : addHeapObject(ret);
@@ -704,14 +686,48 @@ function __wbg_get_imports() {
         const ret = getObject(arg0).createVertexArrayOES();
         return isLikeNone(ret) ? 0 : addHeapObject(ret);
     };
+    imports.wbg.__wbg_self_1c2814d86e6e51e3 = function() { return handleError(function () {
+        const ret = self.self;
+        return addHeapObject(ret);
+    }, arguments) };
+    imports.wbg.__wbg_crypto_70532d614bc7e028 = function(arg0) {
+        const ret = getObject(arg0).crypto;
+        return addHeapObject(ret);
+    };
+    imports.wbg.__wbg_msCrypto_4e9b4dd0e1abade6 = function(arg0) {
+        const ret = getObject(arg0).msCrypto;
+        return addHeapObject(ret);
+    };
+    imports.wbg.__wbindgen_is_undefined = function(arg0) {
+        const ret = getObject(arg0) === undefined;
+        return ret;
+    };
+    imports.wbg.__wbg_static_accessor_MODULE_7781e47b50010688 = function() {
+        const ret = module;
+        return addHeapObject(ret);
+    };
+    imports.wbg.__wbg_require_9ace3ae680954e98 = function() { return handleError(function (arg0, arg1, arg2) {
+        const ret = getObject(arg0).require(getStringFromWasm0(arg1, arg2));
+        return addHeapObject(ret);
+    }, arguments) };
+    imports.wbg.__wbg_getRandomValues_f6c9b08ef5448767 = function() { return handleError(function (arg0, arg1) {
+        getObject(arg0).getRandomValues(getObject(arg1));
+    }, arguments) };
+    imports.wbg.__wbg_randomFillSync_bf67eeddb65b346b = function() { return handleError(function (arg0, arg1, arg2) {
+        getObject(arg0).randomFillSync(getArrayU8FromWasm0(arg1, arg2));
+    }, arguments) };
+    imports.wbg.__wbg_get_44be0491f933a435 = function(arg0, arg1) {
+        const ret = getObject(arg0)[arg1 >>> 0];
+        return addHeapObject(ret);
+    };
+    imports.wbg.__wbg_length_fff51ee6522a1a18 = function(arg0) {
+        const ret = getObject(arg0).length;
+        return ret;
+    };
     imports.wbg.__wbg_newnoargs_581967eacc0e2604 = function(arg0, arg1) {
         const ret = new Function(getStringFromWasm0(arg0, arg1));
         return addHeapObject(ret);
     };
-    imports.wbg.__wbg_get_97b561fb56f034b5 = function() { return handleError(function (arg0, arg1) {
-        const ret = Reflect.get(getObject(arg0), getObject(arg1));
-        return addHeapObject(ret);
-    }, arguments) };
     imports.wbg.__wbg_call_cb65541d95d71282 = function() { return handleError(function (arg0, arg1) {
         const ret = getObject(arg0).call(getObject(arg1));
         return addHeapObject(ret);
@@ -805,12 +821,12 @@ function __wbg_get_imports() {
         const ret = makeMutClosure(arg0, arg1, 15, __wbg_adapter_20);
         return addHeapObject(ret);
     };
-    imports.wbg.__wbindgen_closure_wrapper2910 = function(arg0, arg1, arg2) {
-        const ret = makeMutClosure(arg0, arg1, 549, __wbg_adapter_23);
+    imports.wbg.__wbindgen_closure_wrapper2954 = function(arg0, arg1, arg2) {
+        const ret = makeMutClosure(arg0, arg1, 696, __wbg_adapter_23);
         return addHeapObject(ret);
     };
-    imports.wbg.__wbindgen_closure_wrapper2912 = function(arg0, arg1, arg2) {
-        const ret = makeMutClosure(arg0, arg1, 549, __wbg_adapter_23);
+    imports.wbg.__wbindgen_closure_wrapper2956 = function(arg0, arg1, arg2) {
+        const ret = makeMutClosure(arg0, arg1, 696, __wbg_adapter_23);
         return addHeapObject(ret);
     };
 
diff --git a/wasm/rust-rl_bg.wasm b/wasm/rust-rl_bg.wasm
index 7803b71..f48ccb7 100644
Binary files a/wasm/rust-rl_bg.wasm and b/wasm/rust-rl_bg.wasm differ