diff --git a/web/emscripten/main.cpp b/web/emscripten/main.cpp
index d6f2e41..6a1036e 100644
--- a/web/emscripten/main.cpp
+++ b/web/emscripten/main.cpp
@@ -46,8 +46,8 @@ extern "C" {
 	void EMSCRIPTEN_KEEPALIVE presetCheaper(int nChannels, Sample sampleRate) {
 		stretch.presetCheaper(nChannels, sampleRate);
 	}
-	void EMSCRIPTEN_KEEPALIVE configure(int nChannels, int blockSamples, int intervalSamples) {
-		stretch.configure(nChannels, blockSamples, intervalSamples);
+	void EMSCRIPTEN_KEEPALIVE configure(int nChannels, int blockSamples, int intervalSamples, bool splitComputation) {
+		stretch.configure(nChannels, blockSamples, intervalSamples, splitComputation);
 	}
 	void EMSCRIPTEN_KEEPALIVE setTransposeFactor(Sample multiplier, Sample tonalityLimit) {
 		stretch.setTransposeFactor(multiplier, tonalityLimit);
diff --git a/web/web-wrapper.js b/web/web-wrapper.js
index b54a0c7..5138d5a 100644
--- a/web/web-wrapper.js
+++ b/web/web-wrapper.js
@@ -27,9 +27,11 @@ function registerWorkletProcessor(Module, audioNodeKey) {
 			
 			let remoteMethods = {
 				configure: config => {
-					let blockChanged = (config.blockMs != this.config.blockMs || config.intervalMs != this.config.intervalMs);
 					Object.assign(this.config, config);
-					if (config.blockMs && blockChanged) this.configure();
+					this.configure();
+				},
+				latency: _ => {
+					return this.inputLatencySeconds + this.outputLatencySeconds;
 				},
 				setUpdateInterval: seconds => {
 					this.timeIntervalSamples = sampleRate*seconds;
@@ -182,8 +184,11 @@ function registerWorkletProcessor(Module, audioNodeKey) {
 			if (this.config.blockMs) {
 				let blockSamples = Math.round(this.config.blockMs/1000*sampleRate);
 				let intervalSamples = Math.round((this.config.intervalMs || this.config.blockMs*0.25)/1000*sampleRate);
-				this.wasmModule._configure(this.channels, blockSamples, intervalSamples);
+				let splitComputation = this.config.splitComputation;
+				this.wasmModule._configure(this.channels, blockSamples, intervalSamples, splitComputation);
 				this.wasmModule._reset();
+			} else if (this.config.preset == 'cheaper') {
+				this.wasmModule._presetCheaper(this.channels, sampleRate);
 			} else {
 				this.wasmModule._presetDefault(this.channels, sampleRate);
 			}