/*
* Copyright notice
*
* (c) 2009 Tim de Koning - Kingsquare Information Services. All rights reserved.
*
* Original version fc64 by Darron Schall and Claus Wahlers
*
* This program 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 2 of the License, or
* (at your option) any later version.
*
* This program 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, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
nl.kingsquare.c64.memory.io.SID = nl.kingsquare.core.memory.io.IOHandler.extend({
init: function SID(debugFlag/*:Boolean*/) {
this.cname = 'SID';
if (typeof debugFlag == 'undefined') debugFlag = false;
this._super(debugFlag);
this.osc1Frq = 0;
this.osc1PulseWidth = 0;
this.osc2Frq = 0;
this.osc2PulseWidth = 0;
this.osc3Frq = 0;
this.osc3PulseWidth = 0;
},
// The first 24 registers are write-only if i read right
// Voice 1
setFreqControlLow1: function(index/*:int*/, value/*:int*/)/*:void*/ {
if(this.debug) this.debugMessage("[SID] Osc1 F LO " + nl.kingsquare.core.misc.Convert.toHex(value));
this.osc1Frq = (this.osc1Frq & 0xff00) | value;
this.arr[index] = value;
},
setFreqControlHigh1: function(index/*:int*/, value/*:int*/)/*:void*/ {
if(this.debug) this.debugMessage("[SID] Osc1 F HI " + nl.kingsquare.core.misc.Convert.toHex(value));
this.osc1Frq = (this.osc1Frq & 0x00ff) | (value << 8);
this.arr[index] = value;
},
setPulseWaveformLow1: function(index/*:int*/, value/*:int*/)/*:void*/ {
if(this.debug) this.debugMessage("[SID] Osc1 PW LO " + nl.kingsquare.core.misc.Convert.toHex(value));
this.osc1PulseWidth = (this.osc1PulseWidth & 0xff00) | value;
this.arr[index] = value;
},
setPulseWaveformHigh1: function(index/*:int*/, value/*:int*/)/*:void*/ {
if(this.debug) this.debugMessage("[SID] Osc1 PW HI " + nl.kingsquare.core.misc.Convert.toHex(value));
this.osc1PulseWidth = (this.osc1PulseWidth & 0x00ff) | (value << 8);
this.arr[index] = value;
},
setControl1: function(index/*:int*/, value/*:int*/)/*:void*/ {
if(this.debug) this.debugMessage("[SID] Osc1 C " + nl.kingsquare.core.misc.Convert.toHex(value));
this.osc1Control = value;
this.arr[index] = value;
},
setAttackDecay1: function(index/*:int*/, value/*:int*/)/*:void*/ {
if(this.debug) this.debugMessage("[SID] Osc1 AD " + nl.kingsquare.core.misc.Convert.toHex(value));
this.osc1AttackDecay = value;
this.arr[index] = value;
},
setSustainRelease1: function(index/*:int*/, value/*:int*/)/*:void*/ {
if(this.debug) this.debugMessage("[SID] Osc1 SR " + nl.kingsquare.core.misc.Convert.toHex(value));
this.osc1SustainRelease = value;
this.arr[index] = value;
},
// Voice 2
setFreqControlLow2: function(index/*:int*/, value/*:int*/)/*:void*/ {
if(this.debug) this.debugMessage("[SID] Osc2 F LO " + nl.kingsquare.core.misc.Convert.toHex(value));
this.osc2Frq = (this.osc2Frq & 0xff00) | value;
this.arr[index] = value;
},
setFreqControlHigh2: function(index/*:int*/, value/*:int*/)/*:void*/ {
if(this.debug) this.debugMessage("[SID] Osc2 F HI " + nl.kingsquare.core.misc.Convert.toHex(value));
this.osc2Frq = (this.osc2Frq & 0x00ff) | (value << 8);
this.arr[index] = value;
},
setPulseWaveformLow2: function(index/*:int*/, value/*:int*/)/*:void*/ {
if(this.debug) this.debugMessage("[SID] Osc2 PW LO " + nl.kingsquare.core.misc.Convert.toHex(value));
this.osc2PulseWidth = (this.osc2PulseWidth & 0xff00) | value;
this.arr[index] = value;
},
setPulseWaveformHigh2: function(index/*:int*/, value/*:int*/)/*:void*/ {
if(this.debug) this.debugMessage("[SID] Osc2 PW HI " + nl.kingsquare.core.misc.Convert.toHex(value));
this.osc2PulseWidth = (this.osc2PulseWidth & 0x00ff) | (value << 8);
this.arr[index] = value;
},
setControl2: function(index/*:int*/, value/*:int*/)/*:void*/ {
if(this.debug) this.debugMessage("[SID] Osc2 C " + nl.kingsquare.core.misc.Convert.toHex(value));
this.osc2Control = value;
this.arr[index] = value;
},
setAttackDecay2: function(index/*:int*/, value/*:int*/)/*:void*/ {
if(this.debug) this.debugMessage("[SID] Osc2 AD " + nl.kingsquare.core.misc.Convert.toHex(value));
this.osc2AttackDecay = value;
this.arr[index] = value;
},
setSustainRelease2: function(index/*:int*/, value/*:int*/)/*:void*/ {
if(this.debug) this.debugMessage("[SID] Osc2 SR " + nl.kingsquare.core.misc.Convert.toHex(value));
this.osc2SustainRelease = value;
this.arr[index] = value;
},
// Voice 3
setFreqControlLow3: function(index/*:int*/, value/*:int*/)/*:void*/ {
if(this.debug) this.debugMessage("[SID] Osc3 F LO " + nl.kingsquare.core.misc.Convert.toHex(value));
this.osc3Frq = (this.osc3Frq & 0xff00) | value;
this.arr[index] = value;
},
setFreqControlHigh3: function(index/*:int*/, value/*:int*/)/*:void*/ {
if(this.debug) this.debugMessage("[SID] Osc3 F HI " + nl.kingsquare.core.misc.Convert.toHex(value));
this.osc3Frq = (this.osc3Frq & 0x00ff) | (value << 8);
this.arr[index] = value;
},
setPulseWaveformLow3: function(index/*:int*/, value/*:int*/)/*:void*/ {
if(this.debug) this.debugMessage("[SID] Osc3 PW LO " + nl.kingsquare.core.misc.Convert.toHex(value));
this.osc3PulseWidth = (this.osc3PulseWidth & 0xff00) | value;
this.arr[index] = value;
},
setPulseWaveformHigh3: function(index/*:int*/, value/*:int*/)/*:void*/ {
if(this.debug) this.debugMessage("[SID] Osc3 PW HI " + nl.kingsquare.core.misc.Convert.toHex(value));
this.osc3PulseWidth = (this.osc3PulseWidth & 0x00ff) | (value << 8);
this.arr[index] = value;
},
setControl3: function(index/*:int*/, value/*:int*/)/*:void*/ {
if(this.debug) this.debugMessage("[SID] Osc3 C " + nl.kingsquare.core.misc.Convert.toHex(value));
this.osc3Control = value;
this.arr[index] = value;
},
setAttackDecay3: function(index/*:int*/, value/*:int*/)/*:void*/ {
if(this.debug) this.debugMessage("[SID] Osc3 AD " + nl.kingsquare.core.misc.Convert.toHex(value));
this.osc3AttackDecay = value;
this.arr[index] = value;
},
setSustainRelease3: function(index/*:int*/, value/*:int*/)/*:void*/ {
if(this.debug) this.debugMessage("[SID] Osc3 SR " + nl.kingsquare.core.misc.Convert.toHex(value));
this.osc3SustainRelease = value;
this.arr[index] = value;
},
// etc
setFreqCutoffLow: function(index/*:int*/, value/*:int*/)/*:void*/ {
if(this.debug) this.debugMessage("[SID] FC LO " + nl.kingsquare.core.misc.Convert.toHex(value));
this.arr[index] = value;
},
setFreqCutoffHigh: function(index/*:int*/, value/*:int*/)/*:void*/ {
if(this.debug) this.debugMessage("[SID] FC HI " + nl.kingsquare.core.misc.Convert.toHex(value));
this.arr[index] = value;
},
setResonanceControl: function(index/*:int*/, value/*:int*/)/*:void*/ {
if(this.debug) this.debugMessage("[SID] RES " + nl.kingsquare.core.misc.Convert.toHex(value));
this.filtRes = value;
this.arr[index] = value;
},
setVolumeFilterSelect: function(index/*:int*/, value/*:int*/)/*:void*/ {
if(this.debug) this.debugMessage("[SID] MODE / VOL " + nl.kingsquare.core.misc.Convert.toHex(value));
this.modVol = value;
this.arr[index] = value;
},
// I'm unsure if these must have setters too
getGamePaddle1: function(index/*:int*/)/*:int*/ {
return this.arr[index];
},
getGamePaddle2: function(index/*:int*/)/*:int*/ {
return this.arr[index];
},
getOscillator3: function(index/*:int*/)/*:int*/ {
if(this.debug) this.debugMessage("[SID] get OSC3 " + nl.kingsquare.core.misc.Convert.toHex(this.arr[index]));
osc3 = Math.floor(Math.random() * 256);
this.arr[index] = osc3;
return this.arr[index];
},
getEnvelopeGenerator3: function(index/*:int*/)/*:int*/ {
if(this.debug) this.debugMessage("[SID] get ENV 3 " + nl.kingsquare.core.misc.Convert.toHex(this.arr[index]));
this.arr[index] = env3;
return this.arr[index];
},
initHandlers: function() {
var self = this;
this.handlers = [
// the SID chip has 32 registers:
new nl.kingsquare.core.memory.io.IOHandlerInfo(function(index) { return self.getDefault(index); }, function(index, value) { self.setFreqControlLow1(index, value); }), // 00
new nl.kingsquare.core.memory.io.IOHandlerInfo(function(index) { return self.getDefault(index); }, function(index, value) { self.setFreqControlHigh1(index, value); }), // 01
new nl.kingsquare.core.memory.io.IOHandlerInfo(function(index) { return self.getDefault(index); }, function(index, value) { self.setPulseWaveformLow1(index, value); }), // 02
new nl.kingsquare.core.memory.io.IOHandlerInfo(function(index) { return self.getDefault(index); }, function(index, value) { self.setPulseWaveformHigh1(index, value); }), // 03
new nl.kingsquare.core.memory.io.IOHandlerInfo(function(index) { return self.getDefault(index); }, function(index, value) { self.setControl1(index, value); }), // 04
new nl.kingsquare.core.memory.io.IOHandlerInfo(function(index) { return self.getDefault(index); }, function(index, value) { self.setAttackDecay1(index, value); }), // 05
new nl.kingsquare.core.memory.io.IOHandlerInfo(function(index) { return self.getDefault(index); }, function(index, value) { self.setSustainRelease1(index, value); }), // 06
new nl.kingsquare.core.memory.io.IOHandlerInfo(function(index) { return self.getDefault(index); }, function(index, value) { self.setFreqControlLow2(index, value); }), // 07
new nl.kingsquare.core.memory.io.IOHandlerInfo(function(index) { return self.getDefault(index); }, function(index, value) { self.setFreqControlHigh2(index, value); }), // 08
new nl.kingsquare.core.memory.io.IOHandlerInfo(function(index) { return self.getDefault(index); }, function(index, value) { self.setPulseWaveformLow2(index, value); }), // 09
new nl.kingsquare.core.memory.io.IOHandlerInfo(function(index) { return self.getDefault(index); }, function(index, value) { self.setPulseWaveformHigh2(index, value); }), // 0a
new nl.kingsquare.core.memory.io.IOHandlerInfo(function(index) { return self.getDefault(index); }, function(index, value) { self.setControl2(index, value); }), // 0b
new nl.kingsquare.core.memory.io.IOHandlerInfo(function(index) { return self.getDefault(index); }, function(index, value) { self.setAttackDecay2(index, value); }), // 0c
new nl.kingsquare.core.memory.io.IOHandlerInfo(function(index) { return self.getDefault(index); }, function(index, value) { self.setSustainRelease2(index, value); }), // 0d
new nl.kingsquare.core.memory.io.IOHandlerInfo(function(index) { return self.getDefault(index); }, function(index, value) { self.setFreqControlLow3(index, value); }), // 0e
new nl.kingsquare.core.memory.io.IOHandlerInfo(function(index) { return self.getDefault(index); }, function(index, value) { self.setFreqControlHigh3(index, value); }), // 0f
new nl.kingsquare.core.memory.io.IOHandlerInfo(function(index) { return self.getDefault(index); }, function(index, value) { self.setPulseWaveformLow3(index, value); }), // 10
new nl.kingsquare.core.memory.io.IOHandlerInfo(function(index) { return self.getDefault(index); }, function(index, value) { self.setPulseWaveformHigh3(index, value); }), // 11
new nl.kingsquare.core.memory.io.IOHandlerInfo(function(index) { return self.getDefault(index); }, function(index, value) { self.setControl3(index, value); }), // 12
new nl.kingsquare.core.memory.io.IOHandlerInfo(function(index) { return self.getDefault(index); }, function(index, value) { self.setAttackDecay3(index, value); }), // 13
new nl.kingsquare.core.memory.io.IOHandlerInfo(function(index) { return self.getDefault(index); }, function(index, value) { self.setSustainRelease3(index, value); }), // 14
new nl.kingsquare.core.memory.io.IOHandlerInfo(function(index) { return self.getDefault(index); }, function(index, value) { self.setFreqCutoffLow(index, value); }), // 15
new nl.kingsquare.core.memory.io.IOHandlerInfo(function(index) { return self.getDefault(index); }, function(index, value) { self.setFreqCutoffHigh(index, value); }), // 16
new nl.kingsquare.core.memory.io.IOHandlerInfo(function(index) { return self.getDefault(index); }, function(index, value) { self.setResonanceControl(index, value); }), // 17
new nl.kingsquare.core.memory.io.IOHandlerInfo(function(index) { return self.getDefault(index); }, function(index, value) { self.setVolumeFilterSelect(index, value); }), // 18
new nl.kingsquare.core.memory.io.IOHandlerInfo(function(index) { return self.getGamePaddle1(index); }, function(index, value) { self.setDefault(index, value); }), // 19
new nl.kingsquare.core.memory.io.IOHandlerInfo(function(index) { return self.getGamePaddle2(index); }, function(index, value) { self.setDefault(index, value); }), // 1a
new nl.kingsquare.core.memory.io.IOHandlerInfo(function(index) { return self.getOscillator3(index); }, function(index, value) { self.setDefault(index, value); }), // 1b
new nl.kingsquare.core.memory.io.IOHandlerInfo(function(index) { return self.getEnvelopeGenerator3(index); }, function(index, value) { self.setDefault(index, value); }), // 1c
new nl.kingsquare.core.memory.io.IOHandlerInfo(function(index) { return self.getDefault(index); }, function(index, value) { self.setDefault(index, value); }), // n/c
new nl.kingsquare.core.memory.io.IOHandlerInfo(function(index) { return self.getDefault(index); }, function(index, value) { self.setDefault(index, value); }), // n/c
new nl.kingsquare.core.memory.io.IOHandlerInfo(function(index) { return self.getDefault(index); }, function(index, value) { self.setDefault(index, value); }) // n/c
];
}
});
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