import

2012-11-16 09:18:57 +01:00
commit ea6f1ef80a
79 changed files with 3595 additions and 0 deletions
--- a/Player/arm7/source/Player.c
+++ b/Player/arm7/source/Player.c
@@ -0,0 +1,155 @@
+#include "Player.h"
+#include "Utils.h"
+#include <nds.h>
+
+void Player_Handler(u32 iCommand, void* pUserdata)
+{
+	Player* pPlayer = (Player *) pUserdata;
+	if ( iCommand == 0 )
+		Player_Stop(pPlayer);
+	else
+		Player_Play(pPlayer, (unsigned char *) iCommand);
+}
+
+void Player_Init(Player* pPlayer)
+{
+	int i;
+
+	for	( i = 0 ; i < 8 ; i++ )
+	{
+		InstrumentParameters_Init(& pPlayer->pParameters[i]);
+		Instrument_Init(& pPlayer->pInstruments[i],	i + 8, & pPlayer->pParameters[i]);
+	}
+
+	pPlayer->pCommand = 0;
+	pPlayer->iTimer = 0;
+
+	fifoSetValue32Handler(FIFO_USER_01, Player_Handler, pPlayer);
+}
+
+void Player_Play(Player* pPlayer, unsigned char* pData)
+{
+	MemCopy(pPlayer->pParameters, pData, sizeof(InstrumentParameters)*8);
+	pPlayer->pCommand = (Command *) (pData + sizeof(InstrumentParameters)*8);
+	pPlayer->iTimer = 0;
+}
+
+void Player_Stop(Player* pPlayer)
+{
+	pPlayer->pCommand = 0;
+
+	int i;
+	for ( i = 0 ; i < 8 ; i++ )
+		Instrument_NoteOff(& pPlayer->pInstruments[i]);
+}
+
+void Player_Execute(Player* pPlayer)
+{
+	int i;
+
+	if ( pPlayer->pCommand != 0 )
+	{
+		int iCommand = pPlayer->pCommand->iCommand;
+
+		while ( iCommand != END && pPlayer->iTimer == pPlayer->pCommand->iFrame )
+		{
+			Instrument* pInstrument = & pPlayer->pInstruments[pPlayer->pCommand->iChannel];
+			InstrumentParameters* pParameters = & pPlayer->pParameters[pPlayer->pCommand->iChannel];
+			int iValue = pPlayer->pCommand->iValue;
+
+			switch ( iCommand )
+			{
+				case VOLUME:
+					pParameters->iVolume = iValue;
+					break;
+
+				case PANNING:
+					pParameters->iPanning = iValue;
+					break;
+
+				case DETUNE:
+					pParameters->iDetune = iValue;
+					break;
+
+				case ENVELOPE_ATTACK:
+					pParameters->iAttack = iValue;
+					break;
+
+				case ENVELOPE_DECAY:
+					pParameters->iDecay = iValue;
+					break;
+
+				case ENVELOPE_SUSTAIN:
+					pParameters->iSustain = iValue;
+					break;
+
+				case ENVELOPE_RELEASE:
+					pParameters->iRelease = iValue;
+					break;
+
+				case DUTY:
+					pParameters->iDuty = iValue;
+					break;
+
+				case PORTAMENTO_LENGTH:
+					pParameters->iPortamentoLength = iValue;
+					break;
+
+				case SWEEP_LENGTH:
+					pParameters->iSweepLength = iValue;
+					break;
+
+				case SWEEP_OFFSET:
+					pParameters->iSweepOffset = iValue;
+					break;
+
+				case MODULATION_AMPLITUDE:
+					pParameters->iModulationAmplitude = iValue;
+					break;
+
+				case MODULATION_FREQUENCY:
+					pParameters->iModulationFrequency = iValue;
+					break;
+
+				case TREMOLO_AMPLITUDE:
+					pParameters->iTremoloAmplitude = iValue;
+					break;
+
+				case TREMOLO_FREQUENCY:
+					pParameters->iTremoloFrequency = iValue;
+					break;
+
+				case ARPEGGIO:
+					pParameters->iArpeggio = iValue;
+					break;
+
+				case NOTEON:
+					Instrument_NoteOn(pInstrument,
+							iValue & 0xFFFF,
+							iValue >> 16);
+					break;
+
+				case NOTEOFF:
+					Instrument_NoteOff(pInstrument);
+					break;
+			}
+
+			pPlayer->pCommand++;
+			pPlayer->iTimer = 0;
+
+			iCommand = pPlayer->pCommand->iCommand;
+		}
+
+		if ( pPlayer->pCommand->iCommand == END )
+		{
+			for ( i = 0 ; i < 8 ; i++ )
+				Instrument_NoteOff(& pPlayer->pInstruments[i]);
+			pPlayer->pCommand = 0;
+		}
+
+		pPlayer->iTimer++;
+	}
+
+	for ( i = 0 ; i < 8 ; i++ )
+		Instrument_Compute(& pPlayer->pInstruments[i]);
+}