X-Git-Url: http://4ch.mooo.com/gitweb/?a=blobdiff_plain;f=src%2Flib%2F16_snd.c;h=e85fdf9b98683cd1fc27d7b05e08be3f0151874d;hb=3d36f50834f46234bb598624e526e97d5bf9678f;hp=828237f5884b432cc7052b94fa84480a751d6ddc;hpb=4920b124799b21bd91ebf26600f316cd72508821;p=16.git

diff --git a/src/lib/16_snd.c b/src/lib/16_snd.c
old mode 100644
new mode 100755
index 828237f5..e85fdf9b
--- a/src/lib/16_snd.c
+++ b/src/lib/16_snd.c
@@ -1,31 +1,30 @@
-/* Project 16 Source Code~
- * Copyright (C) 2012-2015 sparky4 & pngwen & andrius4669
- *
- * This file is part of Project 16.
- *
- * Project 16 is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 3 of the License, or
- * (at your option) any later version.
- *
- * Project 16 is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>, or
- * write to the Free Software Foundation, Inc., 51 Franklin Street,
- * Fifth Floor, Boston, MA 02110-1301 USA.
- *
- */
-
-#include "src/lib/16_snd.h"
-
-void opl2out(word reg, word data)
+/* Project 16 Source Code~
+ * Copyright (C) 2012-2016 sparky4 & pngwen & andrius4669 & joncampbell123
+ *
+ * This file is part of Project 16.
+ *
+ * Project 16 is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * Project 16 is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>, or
+ * write to the Free Software Foundation, Inc., 51 Franklin Street,
+ * Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ */
+
+#include "src/lib/16_snd.h"
+
+void opl2out(word reg, word data)
 {
-	__asm
+	__asm
 	{
 		mov     ax,reg
 		mov     dx,word ptr [ADLIB_FM_ADDRESS]
@@ -43,12 +42,12 @@ void opl2out(word reg, word data)
 		mov     cx,36
 @@3:    in      al,dx
 		loop    @@3
-	}
+	}
 }
 
-void opl3out(word reg, word data)
+void opl3out(word reg, word data)
 {
-	__asm
+	__asm
 	{
 		mov     ax,reg
 		mov     dx,word ptr [ADLIB_FM_ADDRESS]
@@ -63,12 +62,12 @@ void opl3out(word reg, word data)
 		mov     cx,26
 @@2:    in      al,dx
 		loop    @@2
-	}
+	}
 }
 
-void opl3exp(word data)
+void opl3exp(word data)
 {
-	__asm
+	__asm
 	{
 		mov     ax,data
 		mov     dx,word ptr [ADLIB_FM_ADDRESS]
@@ -82,17 +81,17 @@ void opl3exp(word data)
 		out     dx,al
 		mov     cx,36
 @@2:    in      al,dx
-		loop    @@2
+		loop    @@2
 	}
-}
-
+}
+
 /* Function: FMResest *******************************************************
 *
 *     Description:        quick and dirty sound card reset (zeros all
 *                         registers).
 *
 */
-void FMReset(void/*int percusiveMode*/)
+void FMReset(void/*int percusiveMode*/)
 {
 	int i;
 
@@ -106,4 +105,90 @@ void FMReset(void/*int percusiveMode*/)
 	opl2out(0xBD, 0x20);
 
 	//FMSetPercusiveMode(percusiveMode);
-} /* End of FMReset */
+} /* End of FMReset */
+
+/* Function: FMKeyOff *******************************************************
+*
+*     Parameters:        voice - which voice to turn off.
+*
+*     Description:        turns off the specified voice.
+*
+*/
+void FMKeyOff(int voice)
+{
+	int regNum;
+
+	/* turn voice off */
+	regNum = 0xB0 + voice % 11;//NUMVOICE;
+	opl2out(regNum, 0x0E);
+} /* End of FMKeyOff */
+
+/* Function: FMKeyOn *******************************************************
+*
+*     Parameters:        voice - which voice to turn on.
+*                         freq - its frequency (note).
+*                         octave - its octave.
+*
+*     Description:        turns on a voice of specfied frequency and
+*                         octave.
+*
+*/
+void FMKeyOn(int voice, int freq, int octave)
+{
+	int regNum, tmp;
+
+	regNum = 0xA0 + voice % 11;//NUMVOICE;
+	opl2out(regNum, freq & 0xff);
+	regNum = 0xB0 + voice % 11;//NUMVOICE;
+	tmp = (freq >> 8) | (octave << 2) | 0x20;
+	opl2out(regNum, tmp);
+} /* End of FMKeyOn */
+
+/* Function: FMSetVoice *****************************************************
+*
+*     Parameters:        voiceNum - which voice to set.
+*                         ins - instrument to set voice.
+*
+*     Description:        sets the instrument of a voice.
+*
+*/
+void FMSetVoice(int voiceNum, FMInstrument *ins){
+	int opCellNum, cellOffset;
+
+	voiceNum %= 11;//NUMVOICE;
+	cellOffset = voiceNum % 3 + ((voiceNum / 3) << 3);
+
+	/* set sound characteristic */
+	opCellNum = 0x20 + (char)cellOffset;
+	opl2out(opCellNum, ins->SoundCharacteristic[0]);
+	opCellNum += 3;
+	opl2out(opCellNum, ins->SoundCharacteristic[1]);
+
+	/* set level/output */
+	opCellNum = 0x40 + (char)cellOffset;
+	opl2out(opCellNum, ins->Level[0]);
+	opCellNum += 3;
+	opl2out(opCellNum, ins->Level[1]);
+
+	/* set Attack/Decay */
+	opCellNum = 0x60 + (char)cellOffset;
+	opl2out(opCellNum, ins->AttackDecay[0]);
+	opCellNum += 3;
+	opl2out(opCellNum, ins->AttackDecay[1]);
+
+	/* set Sustain/Release */
+	opCellNum = 0x80 + (char)cellOffset;
+	opl2out(opCellNum, ins->SustainRelease[0]);
+	opCellNum += 3;
+	opl2out(opCellNum, ins->SustainRelease[1]);
+
+	/* set Wave Select */
+	opCellNum = 0xE0 + (char)cellOffset;
+	opl2out(opCellNum, ins->WaveSelect[0]);
+	opCellNum += 3;
+	opl2out(opCellNum, ins->WaveSelect[1]);
+
+	/* set Feedback/Selectivity */
+	opCellNum = (byte)0xC0 + (byte)voiceNum;
+	opl2out(opCellNum, ins->Feedback);
+} /* End of FMSetVoice */