Initial

midiseq/timeblck.cpp

@@ -0,0 +1,78 @@
+#include <common/string.hpp>
+#include <common/qsort.hpp>
+#include <common/openfile.hpp>
+#include <common/array.hpp>
+#include <midiseq/timeblck.hpp>
+#include <midiseq/midimsg.hpp>
+#include <midiseq/midiblck.hpp>
+
+void TimeBlock::fixTimeBlock(MIDIBlock &midiEventBlocks)
+{
+	for(short index=0;index<MIDIBlock::MaxTracks;index++)fixTimeBlock(midiEventBlocks[index]);
+	calculateRealTime(midiEventBlocks);
+//	midiEventBlocks.printBlock("TIMEBLOCK.DAT");
+}
+
+void TimeBlock::fixTimeBlock(EventBlock &midiEventBlock)
+{
+	size_t eventCount((size_t)midiEventBlock.size());
+	DWORD eventTime(0L);
+
+	if(!eventCount)return;
+	for(short index=0;index<eventCount;index++)
+	{
+		eventTime+=(midiEventBlock[index].deltaTime());
+		midiEventBlock[index].playTime(eventTime);
+	}
+}
+
+void TimeBlock::sortBlocks(MIDIBlock &midiEventBlocks,Array<PureEvent> &sortedEvents)
+{
+	DWORD maxEvents(0L);
+	DWORD runningCount(0L);
+	DWORD eventCount;
+	QuickSort<PureEvent> eventSorter;
+	
+	for(DWORD index=0;index<MIDIBlock::MaxTracks;index++)maxEvents+=midiEventBlocks[(WORD)index].size();
+	sortedEvents.size(maxEvents);
+	for(index=0;index<MIDIBlock::MaxTracks;index++)
+	{
+		eventCount=midiEventBlocks[(WORD)index].size();
+		if(!eventCount)continue;
+		for(DWORD eventIndex=0;eventIndex<eventCount;eventIndex++)
+			sortedEvents[runningCount++]=(midiEventBlocks[(WORD)index])[eventIndex];
+	}
+	if(!sortedEvents.size())return;
+  eventSorter.sortItems(sortedEvents);
+}
+
+void TimeBlock::calculateRealTime(MIDIBlock &midiEventBlocks)
+{
+  double realTime;
+
+  for(int track=0;track<MIDIBlock::MaxTracks;track++)
+	{
+	  EventBlock &eventBlock=midiEventBlocks[track];
+	  for(int index=0;index<eventBlock.size();index++)
+		{
+		  PureEvent &midiEvent=eventBlock[index];
+      realTime=((((double)midiEvent.tempo()/(double)mDivision)/1000.00)*(double)midiEvent.playTime())+mStartTime;
+			midiEvent.playTime(realTime);
+		}
+	}
+}
+
+void TimeBlock::printBlock(String pathFileName,Array<PureEvent> &eventVector)
+{
+	FileHandle writeFile(pathFileName,FileHandle::Write,FileHandle::ShareRead,FileHandle::Overwrite);
+	WORD eventCount((WORD)eventVector.size());
+	String lineBuffer;
+
+  ::sprintf(lineBuffer,"start time:%ld",mStartTime);
+	writeFile.writeLine(lineBuffer);
+	for(short itemIndex=0;itemIndex<eventCount;itemIndex++)
+	{
+	  String eventString(eventVector[itemIndex].toString());
+		writeFile.writeLine(eventString);
+	}
+}