midi sample reso + reopen UI bugfix

README.md

@@ -25,8 +25,8 @@ Features
 Changelog
 ---------
 #### Version 0.4.0 (current sprint)
-* Modulatioin wheel support
-* Now using the [OBxd](https://obxd.wordpress.com) 4-pole lowpass filter implementation
+* Modulation wheel support
+* Now using the [Obxd](https://obxd.wordpress.com) 4-pole lowpass filter implementation
 
 Binary downloads
 ----------------
@@ -58,7 +58,7 @@ valid checksum for your DX7 keyboard. I'm in now way responsible if this breaks
 Credits & thanks
 ----------------
 * DX Synth engine : Raph Levien and the [msfa](https://code.google.com/p/music-synthesizer-for-android) team 
-* LP Filter : Filatov Vadim (2DaT); taken from the excellent [OBxd](https://obxd.wordpress.com) project
+* LP Filter : Filatov Vadim (2DaT); taken from the excellent [Obxd](https://obxd.wordpress.com) project
 * Original DX7 compilation : Jean-Marc Desprez (author of [SynprezFM](http://www.synprez.com/SynprezFM)) and to all the all crew who made these historic DX programs: Dave Benson, Frank Carvalho, Tim Conrardy, Jack Deckard, Chris Dodunski, Tim Garrett, Hitaye, Stephan Ibsen, Christian Jezreel, Narfman, Godric Wilkie
 * markusthegeek direct implication for this project
 
@@ -66,7 +66,7 @@ TODO - Dexed
 ------------
 * Implement a better DX look and feel (amp, pitch, algo)
 * Various code cleanup
-* Standalone executable (for full support of the editor)
+* Standalone executable (for full support of the sysex editor)
 
 TODO - msfa
 -----------

Source/PluginEditor.cpp

@@ -43,7 +43,7 @@ DexedAudioProcessorEditor::DexedAudioProcessorEditor (DexedAudioProcessor* owner
     cartridges.setTextWhenNothingSelected(String::empty);
     cartridges.setBounds(5, 5, 160, 18);
     cartridges.addItemList(processor->cartManager.cartNames, 1);
-    cartridges.setSelectedItemIndex(0);
+    cartridges.setSelectedItemIndex(0, NotificationType::dontSendNotification);
     cartridges.addListener(this);
     
     addAndMakeVisible (loadButton = new TextButton("LOAD"));
@@ -132,7 +132,6 @@ void DexedAudioProcessorEditor::paint (Graphics& g) {
 }
 
 void DexedAudioProcessorEditor::buttonClicked(Button *buttonThatWasClicked) {
-
     if (buttonThatWasClicked == loadButton) {
         FileChooser fc ("Import original DX sysex...", File::nonexistent, "*.syx;*.SYX;*.*", 1);
 

Source/PluginFx.cpp

@@ -1,9 +1,9 @@
 /**
  *
  * Copyright (c) 2013-2014 Pascal Gauthier.
- * Copyright (C) 2013-2014 Filatov Vadim.
+ * Copyright (c) 2013-2014 Filatov Vadim.
  * 
- * Filter taken from the OBXd project :
+ * Filter taken from the Obxd project :
  *   https://github.com/2DaT/Obxd
  *
  * This program is free software; you can redistribute it and/or

Source/PluginFx.h

@@ -36,7 +36,7 @@ class PluginFx {
 	int mmch;
     inline float NR24(float sample,float g,float lpc);
 
-    // preprocess value from the UI
+    // preprocess values taken the UI
     float rCutoff;
     float rReso;
     

Source/PluginProcessor.cpp

@@ -88,6 +88,9 @@ void DexedAudioProcessor::prepareToPlay(double sampleRate, int samplesPerBlock)
     workBlock = new SInt16[samplesPerBlock];
 
     keyboardState.reset();
+    
+    nextMidi= new MidiMessage(0xF0);
+	midiMsg = new MidiMessage(0xF0);
 }
 
 void DexedAudioProcessor::releaseResources() {
@@ -130,23 +133,46 @@ void DexedAudioProcessor::processBlock(AudioSampleBuffer& buffer, MidiBuffer& mi
     // add messages to the buffer if the user is clicking on the on-screen keys
     keyboardState.processNextMidiBuffer (midiMessages, 0, numSamples, true);
     
-    // check input
     MidiBuffer::Iterator it(midiMessages);
-    MidiMessage msg;
-    int pos;
+    hasMidiMessage = it.getNextEvent(*nextMidi,midiEventPos);
+
+    float *channelData = buffer.getSampleData(0);
+    int samplePos = 0;
     
-    while(it.getNextEvent(msg, pos)) {
-        processMidiMessage(&msg);
+    while(getNextEvent(&it, numSamples)) {
+        processMidiMessage(midiMsg);
     }
-    midiMessages.clear();
     
-    processSamples(numSamples, workBlock);
-    float *channelData = buffer.getSampleData(0);
-    for(int i = 0; i < numSamples; i++ ) {
-        float f = ((float) workBlock[i]) / (float) 32768;
+    while ( samplePos < numSamples ) {
+        int block = numSamples;
+        
+        /*
+         * MIDI message needs to be bound to 
+         * the sample. When a rendering occurs
+         * very large blocks can be passed and
+         * without this code, the plugin will be 
+         * out of sync... TODO!
+         
+        while(getNextEvent(&it, samplePos)) {
+            processMidiMessage(midiMsg);
+        }
+        
+        if ( hasMidiMessage ) {
+            block = midiEventPos - samplePos;
+        } else {
+            block = numSamples - samplePos;
+        }
+         */
+        
+        processSamples(block, workBlock);
+        for(int i = 0; i < block; i++ ) {
+            float f = ((float) workBlock[i+samplePos]) / (float) 32768;
             if( f > 1 ) f = 1;
             if( f < -1 ) f = -1;
-        channelData[i] = (double) f;
+            channelData[i+samplePos] = (double) f;
+        }
+        
+        samplePos += block;
     }
 
     fx.process(channelData, numSamples);
@@ -163,6 +189,7 @@ void DexedAudioProcessor::processBlock(AudioSampleBuffer& buffer, MidiBuffer& mi
         buffer.clear (i, 0, buffer.getNumSamples());
     }
     
+    midiMessages.clear();
     if ( ! midiOut.isEmpty() ) {
         midiMessages.swapWith(midiOut);
     }
@@ -175,6 +202,15 @@ AudioProcessor* JUCE_CALLTYPE createPluginFilter() {
     return new DexedAudioProcessor();
 }
 
+bool DexedAudioProcessor::getNextEvent(MidiBuffer::Iterator* iter,const int samplePos) {
+	if (hasMidiMessage && midiEventPos <= samplePos) {
+		*midiMsg = *nextMidi;
+		hasMidiMessage = iter->getNextEvent(*nextMidi, midiEventPos);
+		return true;
+	}
+	return false;
+}
+
 void DexedAudioProcessor::processMidiMessage(MidiMessage *msg) {
     if ( msg->isSysEx() ) {
 

Source/PluginProcessor.h

@@ -98,6 +98,12 @@ class DexedAudioProcessor  : public AudioProcessor, public AsyncUpdater
 
     PropertiesFile::Options prefOptions;
 
+	MidiMessage* nextMidi,*midiMsg;
+	bool hasMidiMessage;
+    int midiEventPos;
+	bool getNextEvent(MidiBuffer::Iterator* iter,const int samplePos);
+    
+    
 public :
     StringArray programNames;    
     char sysex[4096];