Add start offset multiplier

hi_core/hi_sampler/sampler/ModulatorSampler.cpp

@@ -1286,7 +1286,7 @@ void ModulatorSampler::preStartVoice(int voiceIndex, const HiseEvent& e)
 	else
 	{
 		// hack: the sample start value is normalized so we need to just flip the sign in order to tell startVoice to use a direct sample value
-		sampleStartModValue = -1.0f * static_cast<ModulatorSynthVoice*>(getVoice(voiceIndex))->getCurrentHiseEvent().getStartOffset();
+		sampleStartModValue = -1.0f * static_cast<ModulatorSynthVoice*>(getVoice(voiceIndex))->getCurrentHiseEvent().getStartOffset() * startOffsetMultiplier;
 		samplerDisplayValues.currentSampleStartPos = 0.0f;
 	}
 
@@ -1778,6 +1778,11 @@ bool ModulatorSampler::setCurrentGroupIndex(int currentIndex, int eventId)
 	}
 }
 
+void ModulatorSampler::setStartOffsetMultiplier(int multiplier)
+{
+	startOffsetMultiplier = multiplier;
+}
+
 void ModulatorSampler::setRRGroupVolume(int groupIndex, float gainValue)
 {
 	if (groupIndex == -1)

hi_core/hi_sampler/sampler/ModulatorSampler.h

@@ -499,7 +499,7 @@ class ModulatorSampler: public ModulatorSynth,
 	/** Sets the current index to the group. */
 	bool setCurrentGroupIndex(int currentIndex, int eventId=-1);
 
-
+	void setStartOffsetMultiplier(int multiplier);
 
 	void setRRGroupVolume(int groupIndex, float gainValue);
 
@@ -758,6 +758,7 @@ class ModulatorSampler: public ModulatorSynth,
 	TimestretchOptions currentTimestretchOptions;
 
 	double ratioToUse = 1.0;
+	int startOffsetMultiplier = 1;
 
 	TimestretchOptions timestretchOptions;
 

hi_scripting/scripting/api/ScriptingApi.cpp

@@ -968,7 +968,7 @@ void ScriptingApi::Message::setStartOffset(int newStartOffset)
 	}
 
 	if (newStartOffset > UINT16_MAX)
-		reportScriptError("Max start offset is 65536 (2^16)");
+		reportScriptError("Max start offset is 65535 (2^16-1)");
 
 #endif
 
@@ -3764,6 +3764,7 @@ struct ScriptingApi::Sampler::Wrapper
 	API_METHOD_WRAPPER_2(Sampler, setAllowReleaseStart);
 	API_VOID_METHOD_WRAPPER_2(Sampler, setGUISelection);
 	API_VOID_METHOD_WRAPPER_1(Sampler, setSortByRRGroup);
+	API_VOID_METHOD_WRAPPER_1(Sampler, setOffsetMultiplier);
 };
 
 
@@ -3826,6 +3827,7 @@ sampler(sampler_)
 	ADD_API_METHOD_0(getTimestretchOptions);
 	ADD_API_METHOD_0(getReleaseStartOptions);
 	ADD_API_METHOD_1(setReleaseStartOptions);
+	ADD_API_METHOD_1(setOffsetMultiplier);
 
 	sampleIds = SampleIds::Helpers::getAllIds();
 
@@ -4751,6 +4753,16 @@ void ScriptingApi::Sampler::setReleaseStartOptions(var data)
 #endif
 }
 
+void ScriptingApi::Sampler::setOffsetMultiplier(int multiplier)
+{
+		ModulatorSampler* s = dynamic_cast<ModulatorSampler*>(sampler.get());
+
+		if (s == nullptr)
+			reportScriptError("Invalid sampler call");
+
+		s->setStartOffsetMultiplier(multiplier);
+}
+
 String ScriptingApi::Sampler::getAudioWaveformContentAsBase64(var presetObj)
 {
 	auto fileName = presetObj.getProperty("data", "").toString();

hi_scripting/scripting/api/ScriptingApi.h

@@ -1001,6 +1001,9 @@ class ScriptingApi
 
 		/** Sets the options for the release start behaviour. */
 		void setReleaseStartOptions(var newOptions);
+
+		/** Internally multiply sample start offsets by set amount */
+		void setOffsetMultiplier(int multiplier);
 
 		/** Converts the user preset data of a audio waveform to a base 64 samplemap. */
 		String getAudioWaveformContentAsBase64(var presetObj);