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annotate src/xs_sidplay1.cc @ 324:dd201740a720

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Changed copyright text.
author Matti Hamalainen <ccr@tnsp.org>
date Tue, 11 Jan 2005 04:11:02 +0000
parents 583f5651abff
children b1a858b8cb1a
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1 /*
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2 XMMS-SID - SIDPlay input plugin for X MultiMedia System (XMMS)
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3
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4 libSIDPlay v1 support
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5
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6 Programmed and designed by Matti 'ccr' Hamalainen <ccr@tnsp.org>
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7 (C) Copyright 1999-2005 Tecnic Software productions (TNSP)
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8
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9 This program is free software; you can redistribute it and/or modify
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10 it under the terms of the GNU General Public License as published by
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11 the Free Software Foundation; either version 2 of the License, or
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12 (at your option) any later version.
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13
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14 This program is distributed in the hope that it will be useful,
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15 but WITHOUT ANY WARRANTY; without even the implied warranty of
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16 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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17 GNU General Public License for more details.
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18
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19 You should have received a copy of the GNU General Public License
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20 along with this program; if not, write to the Free Software
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21 Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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22 */
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23 #include "xmms-sid.h"
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24
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25 #ifdef HAVE_SIDPLAY1
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26
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27 #include "xs_sidplay1.h"
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28 #include <stdio.h>
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29 #include "xs_config.h"
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30 #include "xs_length.h"
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31 #include "xs_title.h"
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32
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33 #include <sidplay/player.h>
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34 #include <sidplay/myendian.h>
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35 #include <sidplay/fformat.h>
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36
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37 /* Maximum audio frequency supported by libSIDPlay v1 */
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38 #define SIDPLAY1_MAX_FREQ (48000)
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39
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40 typedef struct {
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41 emuEngine *currEng;
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42 emuConfig currConfig;
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43 sidTune *currTune;
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44 } t_xs_sidplay1;
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45
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46
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47 /* We need to 'export' all this pseudo-C++ crap */
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48 extern "C" {
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49
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51 /* Check if we can play the given file
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52 */
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53 gboolean xs_sidplay1_isourfile(gchar *pcFilename)
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54 {
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55 sidTune *testTune = new sidTune(pcFilename);
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56
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57 if (!testTune) return FALSE;
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58 if (!testTune->getStatus())
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59 {
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60 delete testTune;
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61 return FALSE;
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62 }
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63
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64 delete testTune;
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65 return TRUE;
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66 }
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69 /* Initialize SIDPlay1
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70 */
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71 gboolean xs_sidplay1_init(t_xs_status *myStatus)
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72 {
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73 gint tmpFreq;
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74 t_xs_sidplay1 *myEngine;
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75 assert(myStatus);
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76
73
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77 /* Allocate internal structures */
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78 myEngine = (t_xs_sidplay1 *) g_malloc0(sizeof(t_xs_sidplay1));
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79 if (!myEngine) return FALSE;
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80
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81 /* Initialize engine */
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82 myEngine->currEng = new emuEngine();
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83 if (!myEngine->currEng)
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84 {
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85 XSERR("Could not initialize libSIDPlay1 emulation engine\n");
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86 g_free(myEngine);
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87 return FALSE;
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88 }
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89
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90 /* Verify endianess */
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91 if (!myEngine->currEng->verifyEndianess())
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92 {
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93 XSERR("Endianess verification failed\n");
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94 delete myEngine->currEng;
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95 g_free(myEngine);
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96 return FALSE;
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97 }
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98
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99 myStatus->sidEngine = myEngine;
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100
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101 /* Get current configuration */
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102 myEngine->currEng->getConfig(myEngine->currConfig);
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103
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104 /* Configure channel parameters */
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105 switch (myStatus->audioChannels) {
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106
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107 case XS_CHN_AUTOPAN:
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108 myEngine->currConfig.channels = SIDEMU_STEREO;
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109 myEngine->currConfig.autoPanning = SIDEMU_CENTEREDAUTOPANNING;
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110 myEngine->currConfig.volumeControl = SIDEMU_FULLPANNING;
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111 break;
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112
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113 case XS_CHN_STEREO:
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114 myEngine->currConfig.channels = SIDEMU_STEREO;
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115 myEngine->currConfig.autoPanning = SIDEMU_NONE;
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116 myEngine->currConfig.volumeControl = SIDEMU_NONE;
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117 break;
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118
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119 case XS_CHN_MONO:
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120 default:
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121 myEngine->currConfig.channels = SIDEMU_MONO;
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122 myEngine->currConfig.autoPanning = SIDEMU_NONE;
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123 myEngine->currConfig.volumeControl = SIDEMU_NONE;
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124 myStatus->audioChannels = XS_CHN_MONO;
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125 break;
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126 }
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127
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128
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129 /* Memory mode settings */
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130 switch (xs_cfg.memoryMode) {
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131 case XS_MPU_TRANSPARENT_ROM:
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132 myEngine->currConfig.memoryMode = MPU_TRANSPARENT_ROM;
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133 break;
2b32c75729ce Started modularizing, separated sidplay1 things into a "wrapper" module.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
134
2b32c75729ce Started modularizing, separated sidplay1 things into a "wrapper" module.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
135 case XS_MPU_PLAYSID_ENVIRONMENT:
230
608f31f6c095 Raw cleanup.
Matti Hamalainen <ccr@tnsp.org>
parents: 202
diff changeset
136 myEngine->currConfig.memoryMode = MPU_PLAYSID_ENVIRONMENT;
71
2b32c75729ce Started modularizing, separated sidplay1 things into a "wrapper" module.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
137 break;
2b32c75729ce Started modularizing, separated sidplay1 things into a "wrapper" module.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
138
270
583f5651abff Cleanups, moved engine configuration to initialization function.
Matti Hamalainen <ccr@tnsp.org>
parents: 232
diff changeset
139 case XS_MPU_BANK_SWITCHING:
71
2b32c75729ce Started modularizing, separated sidplay1 things into a "wrapper" module.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
140 default:
230
608f31f6c095 Raw cleanup.
Matti Hamalainen <ccr@tnsp.org>
parents: 202
diff changeset
141 myEngine->currConfig.memoryMode = MPU_BANK_SWITCHING;
270
583f5651abff Cleanups, moved engine configuration to initialization function.
Matti Hamalainen <ccr@tnsp.org>
parents: 232
diff changeset
142 xs_cfg.memoryMode = XS_MPU_BANK_SWITCHING;
71
2b32c75729ce Started modularizing, separated sidplay1 things into a "wrapper" module.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
143 break;
2b32c75729ce Started modularizing, separated sidplay1 things into a "wrapper" module.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
144 }
2b32c75729ce Started modularizing, separated sidplay1 things into a "wrapper" module.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
145
2b32c75729ce Started modularizing, separated sidplay1 things into a "wrapper" module.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
146
2b32c75729ce Started modularizing, separated sidplay1 things into a "wrapper" module.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
147 /* Clockspeed settings */
2b32c75729ce Started modularizing, separated sidplay1 things into a "wrapper" module.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
148 switch (xs_cfg.clockSpeed) {
2b32c75729ce Started modularizing, separated sidplay1 things into a "wrapper" module.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
149 case XS_CLOCK_NTSC:
230
608f31f6c095 Raw cleanup.
Matti Hamalainen <ccr@tnsp.org>
parents: 202
diff changeset
150 myEngine->currConfig.clockSpeed = SIDTUNE_CLOCK_NTSC;
71
2b32c75729ce Started modularizing, separated sidplay1 things into a "wrapper" module.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
151 break;
2b32c75729ce Started modularizing, separated sidplay1 things into a "wrapper" module.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
152
2b32c75729ce Started modularizing, separated sidplay1 things into a "wrapper" module.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
153 case XS_CLOCK_PAL:
2b32c75729ce Started modularizing, separated sidplay1 things into a "wrapper" module.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
154 default:
230
608f31f6c095 Raw cleanup.
Matti Hamalainen <ccr@tnsp.org>
parents: 202
diff changeset
155 myEngine->currConfig.clockSpeed = SIDTUNE_CLOCK_PAL;
270
583f5651abff Cleanups, moved engine configuration to initialization function.
Matti Hamalainen <ccr@tnsp.org>
parents: 232
diff changeset
156 xs_cfg.clockSpeed = XS_CLOCK_PAL;
71
2b32c75729ce Started modularizing, separated sidplay1 things into a "wrapper" module.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
157 break;
2b32c75729ce Started modularizing, separated sidplay1 things into a "wrapper" module.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
158 }
2b32c75729ce Started modularizing, separated sidplay1 things into a "wrapper" module.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
159
2b32c75729ce Started modularizing, separated sidplay1 things into a "wrapper" module.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
160
2b32c75729ce Started modularizing, separated sidplay1 things into a "wrapper" module.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
161 /* Configure rest of the emulation */
230
608f31f6c095 Raw cleanup.
Matti Hamalainen <ccr@tnsp.org>
parents: 202
diff changeset
162 myEngine->currConfig.mos8580 = xs_cfg.mos8580;
608f31f6c095 Raw cleanup.
Matti Hamalainen <ccr@tnsp.org>
parents: 202
diff changeset
163 myEngine->currConfig.emulateFilter = xs_cfg.emulateFilters;
608f31f6c095 Raw cleanup.
Matti Hamalainen <ccr@tnsp.org>
parents: 202
diff changeset
164 myEngine->currConfig.filterFs = xs_cfg.filterFs;
608f31f6c095 Raw cleanup.
Matti Hamalainen <ccr@tnsp.org>
parents: 202
diff changeset
165 myEngine->currConfig.filterFm = xs_cfg.filterFm;
608f31f6c095 Raw cleanup.
Matti Hamalainen <ccr@tnsp.org>
parents: 202
diff changeset
166 myEngine->currConfig.filterFt = xs_cfg.filterFt;
71
2b32c75729ce Started modularizing, separated sidplay1 things into a "wrapper" module.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
167
270
583f5651abff Cleanups, moved engine configuration to initialization function.
Matti Hamalainen <ccr@tnsp.org>
parents: 232
diff changeset
168
583f5651abff Cleanups, moved engine configuration to initialization function.
Matti Hamalainen <ccr@tnsp.org>
parents: 232
diff changeset
169 /* Audio parameters sanity checking and setup */
583f5651abff Cleanups, moved engine configuration to initialization function.
Matti Hamalainen <ccr@tnsp.org>
parents: 232
diff changeset
170 myEngine->currConfig.bitsPerSample = myStatus->audioBitsPerSample;
583f5651abff Cleanups, moved engine configuration to initialization function.
Matti Hamalainen <ccr@tnsp.org>
parents: 232
diff changeset
171 tmpFreq = myStatus->audioFrequency;
583f5651abff Cleanups, moved engine configuration to initialization function.
Matti Hamalainen <ccr@tnsp.org>
parents: 232
diff changeset
172
583f5651abff Cleanups, moved engine configuration to initialization function.
Matti Hamalainen <ccr@tnsp.org>
parents: 232
diff changeset
173 if (myStatus->oversampleEnable)
583f5651abff Cleanups, moved engine configuration to initialization function.
Matti Hamalainen <ccr@tnsp.org>
parents: 232
diff changeset
174 {
583f5651abff Cleanups, moved engine configuration to initialization function.
Matti Hamalainen <ccr@tnsp.org>
parents: 232
diff changeset
175 if ((tmpFreq * myStatus->oversampleFactor) > SIDPLAY1_MAX_FREQ)
583f5651abff Cleanups, moved engine configuration to initialization function.
Matti Hamalainen <ccr@tnsp.org>
parents: 232
diff changeset
176 {
583f5651abff Cleanups, moved engine configuration to initialization function.
Matti Hamalainen <ccr@tnsp.org>
parents: 232
diff changeset
177 myStatus->oversampleEnable = FALSE;
583f5651abff Cleanups, moved engine configuration to initialization function.
Matti Hamalainen <ccr@tnsp.org>
parents: 232
diff changeset
178 } else {
583f5651abff Cleanups, moved engine configuration to initialization function.
Matti Hamalainen <ccr@tnsp.org>
parents: 232
diff changeset
179 tmpFreq = (tmpFreq * myStatus->oversampleFactor);
583f5651abff Cleanups, moved engine configuration to initialization function.
Matti Hamalainen <ccr@tnsp.org>
parents: 232
diff changeset
180 }
583f5651abff Cleanups, moved engine configuration to initialization function.
Matti Hamalainen <ccr@tnsp.org>
parents: 232
diff changeset
181 } else {
583f5651abff Cleanups, moved engine configuration to initialization function.
Matti Hamalainen <ccr@tnsp.org>
parents: 232
diff changeset
182 if (tmpFreq > SIDPLAY1_MAX_FREQ)
583f5651abff Cleanups, moved engine configuration to initialization function.
Matti Hamalainen <ccr@tnsp.org>
parents: 232
diff changeset
183 tmpFreq = SIDPLAY1_MAX_FREQ;
583f5651abff Cleanups, moved engine configuration to initialization function.
Matti Hamalainen <ccr@tnsp.org>
parents: 232
diff changeset
184 }
583f5651abff Cleanups, moved engine configuration to initialization function.
Matti Hamalainen <ccr@tnsp.org>
parents: 232
diff changeset
185
583f5651abff Cleanups, moved engine configuration to initialization function.
Matti Hamalainen <ccr@tnsp.org>
parents: 232
diff changeset
186 myEngine->currConfig.frequency = tmpFreq;
127
ddb513bd2610 Improved audio format support, now supported formats are "queried" from
Matti Hamalainen <ccr@tnsp.org>
parents: 103
diff changeset
187
ddb513bd2610 Improved audio format support, now supported formats are "queried" from
Matti Hamalainen <ccr@tnsp.org>
parents: 103
diff changeset
188 switch (myStatus->audioBitsPerSample) {
ddb513bd2610 Improved audio format support, now supported formats are "queried" from
Matti Hamalainen <ccr@tnsp.org>
parents: 103
diff changeset
189 case XS_RES_8BIT:
ddb513bd2610 Improved audio format support, now supported formats are "queried" from
Matti Hamalainen <ccr@tnsp.org>
parents: 103
diff changeset
190 switch (myStatus->audioFormat) {
135
a3f522cbe787 Fixes in audio format selection/emuengine configuration.
Matti Hamalainen <ccr@tnsp.org>
parents: 127
diff changeset
191 case FMT_S8:
270
583f5651abff Cleanups, moved engine configuration to initialization function.
Matti Hamalainen <ccr@tnsp.org>
parents: 232
diff changeset
192 myStatus->audioFormat = FMT_S8;
230
608f31f6c095 Raw cleanup.
Matti Hamalainen <ccr@tnsp.org>
parents: 202
diff changeset
193 myEngine->currConfig.sampleFormat = SIDEMU_SIGNED_PCM;
127
ddb513bd2610 Improved audio format support, now supported formats are "queried" from
Matti Hamalainen <ccr@tnsp.org>
parents: 103
diff changeset
194 break;
ddb513bd2610 Improved audio format support, now supported formats are "queried" from
Matti Hamalainen <ccr@tnsp.org>
parents: 103
diff changeset
195
135
a3f522cbe787 Fixes in audio format selection/emuengine configuration.
Matti Hamalainen <ccr@tnsp.org>
parents: 127
diff changeset
196 case FMT_U8:
a3f522cbe787 Fixes in audio format selection/emuengine configuration.
Matti Hamalainen <ccr@tnsp.org>
parents: 127
diff changeset
197 default:
a3f522cbe787 Fixes in audio format selection/emuengine configuration.
Matti Hamalainen <ccr@tnsp.org>
parents: 127
diff changeset
198 myStatus->audioFormat = FMT_U8;
230
608f31f6c095 Raw cleanup.
Matti Hamalainen <ccr@tnsp.org>
parents: 202
diff changeset
199 myEngine->currConfig.sampleFormat = SIDEMU_UNSIGNED_PCM;
127
ddb513bd2610 Improved audio format support, now supported formats are "queried" from
Matti Hamalainen <ccr@tnsp.org>
parents: 103
diff changeset
200 break;
ddb513bd2610 Improved audio format support, now supported formats are "queried" from
Matti Hamalainen <ccr@tnsp.org>
parents: 103
diff changeset
201 }
ddb513bd2610 Improved audio format support, now supported formats are "queried" from
Matti Hamalainen <ccr@tnsp.org>
parents: 103
diff changeset
202 break;
ddb513bd2610 Improved audio format support, now supported formats are "queried" from
Matti Hamalainen <ccr@tnsp.org>
parents: 103
diff changeset
203
ddb513bd2610 Improved audio format support, now supported formats are "queried" from
Matti Hamalainen <ccr@tnsp.org>
parents: 103
diff changeset
204 case XS_RES_16BIT:
270
583f5651abff Cleanups, moved engine configuration to initialization function.
Matti Hamalainen <ccr@tnsp.org>
parents: 232
diff changeset
205 default:
127
ddb513bd2610 Improved audio format support, now supported formats are "queried" from
Matti Hamalainen <ccr@tnsp.org>
parents: 103
diff changeset
206 switch (myStatus->audioFormat) {
ddb513bd2610 Improved audio format support, now supported formats are "queried" from
Matti Hamalainen <ccr@tnsp.org>
parents: 103
diff changeset
207 case FMT_U16_NE:
ddb513bd2610 Improved audio format support, now supported formats are "queried" from
Matti Hamalainen <ccr@tnsp.org>
parents: 103
diff changeset
208 case FMT_U16_LE:
ddb513bd2610 Improved audio format support, now supported formats are "queried" from
Matti Hamalainen <ccr@tnsp.org>
parents: 103
diff changeset
209 case FMT_U16_BE:
ddb513bd2610 Improved audio format support, now supported formats are "queried" from
Matti Hamalainen <ccr@tnsp.org>
parents: 103
diff changeset
210 myStatus->audioFormat = FMT_U16_NE;
230
608f31f6c095 Raw cleanup.
Matti Hamalainen <ccr@tnsp.org>
parents: 202
diff changeset
211 myEngine->currConfig.sampleFormat = SIDEMU_UNSIGNED_PCM;
127
ddb513bd2610 Improved audio format support, now supported formats are "queried" from
Matti Hamalainen <ccr@tnsp.org>
parents: 103
diff changeset
212 break;
ddb513bd2610 Improved audio format support, now supported formats are "queried" from
Matti Hamalainen <ccr@tnsp.org>
parents: 103
diff changeset
213
ddb513bd2610 Improved audio format support, now supported formats are "queried" from
Matti Hamalainen <ccr@tnsp.org>
parents: 103
diff changeset
214 case FMT_S16_NE:
ddb513bd2610 Improved audio format support, now supported formats are "queried" from
Matti Hamalainen <ccr@tnsp.org>
parents: 103
diff changeset
215 case FMT_S16_LE:
ddb513bd2610 Improved audio format support, now supported formats are "queried" from
Matti Hamalainen <ccr@tnsp.org>
parents: 103
diff changeset
216 case FMT_S16_BE:
135
a3f522cbe787 Fixes in audio format selection/emuengine configuration.
Matti Hamalainen <ccr@tnsp.org>
parents: 127
diff changeset
217 default:
127
ddb513bd2610 Improved audio format support, now supported formats are "queried" from
Matti Hamalainen <ccr@tnsp.org>
parents: 103
diff changeset
218 myStatus->audioFormat = FMT_S16_NE;
230
608f31f6c095 Raw cleanup.
Matti Hamalainen <ccr@tnsp.org>
parents: 202
diff changeset
219 myEngine->currConfig.sampleFormat = SIDEMU_SIGNED_PCM;
127
ddb513bd2610 Improved audio format support, now supported formats are "queried" from
Matti Hamalainen <ccr@tnsp.org>
parents: 103
diff changeset
220 break;
ddb513bd2610 Improved audio format support, now supported formats are "queried" from
Matti Hamalainen <ccr@tnsp.org>
parents: 103
diff changeset
221 }
ddb513bd2610 Improved audio format support, now supported formats are "queried" from
Matti Hamalainen <ccr@tnsp.org>
parents: 103
diff changeset
222 break;
ddb513bd2610 Improved audio format support, now supported formats are "queried" from
Matti Hamalainen <ccr@tnsp.org>
parents: 103
diff changeset
223 }
ddb513bd2610 Improved audio format support, now supported formats are "queried" from
Matti Hamalainen <ccr@tnsp.org>
parents: 103
diff changeset
224
71
2b32c75729ce Started modularizing, separated sidplay1 things into a "wrapper" module.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
225 /* Now set the emulator configuration */
230
608f31f6c095 Raw cleanup.
Matti Hamalainen <ccr@tnsp.org>
parents: 202
diff changeset
226 if (!myEngine->currEng->setConfig(myEngine->currConfig))
75
653c9b0d1320 SIDPlay2 support "works" now. Borked problems with threads.
Matti Hamalainen <ccr@tnsp.org>
parents: 74
diff changeset
227 {
653c9b0d1320 SIDPlay2 support "works" now. Borked problems with threads.
Matti Hamalainen <ccr@tnsp.org>
parents: 74
diff changeset
228 XSERR("Emulator engine configuration failed!\n");
653c9b0d1320 SIDPlay2 support "works" now. Borked problems with threads.
Matti Hamalainen <ccr@tnsp.org>
parents: 74
diff changeset
229 return FALSE;
653c9b0d1320 SIDPlay2 support "works" now. Borked problems with threads.
Matti Hamalainen <ccr@tnsp.org>
parents: 74
diff changeset
230 }
71
2b32c75729ce Started modularizing, separated sidplay1 things into a "wrapper" module.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
231
270
583f5651abff Cleanups, moved engine configuration to initialization function.
Matti Hamalainen <ccr@tnsp.org>
parents: 232
diff changeset
232 return TRUE;
583f5651abff Cleanups, moved engine configuration to initialization function.
Matti Hamalainen <ccr@tnsp.org>
parents: 232
diff changeset
233 }
583f5651abff Cleanups, moved engine configuration to initialization function.
Matti Hamalainen <ccr@tnsp.org>
parents: 232
diff changeset
234
583f5651abff Cleanups, moved engine configuration to initialization function.
Matti Hamalainen <ccr@tnsp.org>
parents: 232
diff changeset
235
583f5651abff Cleanups, moved engine configuration to initialization function.
Matti Hamalainen <ccr@tnsp.org>
parents: 232
diff changeset
236 /* Close SIDPlay1 engine
583f5651abff Cleanups, moved engine configuration to initialization function.
Matti Hamalainen <ccr@tnsp.org>
parents: 232
diff changeset
237 */
583f5651abff Cleanups, moved engine configuration to initialization function.
Matti Hamalainen <ccr@tnsp.org>
parents: 232
diff changeset
238 void xs_sidplay1_close(t_xs_status *myStatus)
583f5651abff Cleanups, moved engine configuration to initialization function.
Matti Hamalainen <ccr@tnsp.org>
parents: 232
diff changeset
239 {
583f5651abff Cleanups, moved engine configuration to initialization function.
Matti Hamalainen <ccr@tnsp.org>
parents: 232
diff changeset
240 t_xs_sidplay1 *myEngine;
583f5651abff Cleanups, moved engine configuration to initialization function.
Matti Hamalainen <ccr@tnsp.org>
parents: 232
diff changeset
241 assert(myStatus);
583f5651abff Cleanups, moved engine configuration to initialization function.
Matti Hamalainen <ccr@tnsp.org>
parents: 232
diff changeset
242
583f5651abff Cleanups, moved engine configuration to initialization function.
Matti Hamalainen <ccr@tnsp.org>
parents: 232
diff changeset
243 myEngine = (t_xs_sidplay1 *) myStatus->sidEngine;
583f5651abff Cleanups, moved engine configuration to initialization function.
Matti Hamalainen <ccr@tnsp.org>
parents: 232
diff changeset
244
583f5651abff Cleanups, moved engine configuration to initialization function.
Matti Hamalainen <ccr@tnsp.org>
parents: 232
diff changeset
245 /* Free internals */
583f5651abff Cleanups, moved engine configuration to initialization function.
Matti Hamalainen <ccr@tnsp.org>
parents: 232
diff changeset
246 if (myEngine->currEng)
583f5651abff Cleanups, moved engine configuration to initialization function.
Matti Hamalainen <ccr@tnsp.org>
parents: 232
diff changeset
247 {
583f5651abff Cleanups, moved engine configuration to initialization function.
Matti Hamalainen <ccr@tnsp.org>
parents: 232
diff changeset
248 delete myEngine->currEng;
583f5651abff Cleanups, moved engine configuration to initialization function.
Matti Hamalainen <ccr@tnsp.org>
parents: 232
diff changeset
249 myEngine->currEng = NULL;
583f5651abff Cleanups, moved engine configuration to initialization function.
Matti Hamalainen <ccr@tnsp.org>
parents: 232
diff changeset
250 }
583f5651abff Cleanups, moved engine configuration to initialization function.
Matti Hamalainen <ccr@tnsp.org>
parents: 232
diff changeset
251
583f5651abff Cleanups, moved engine configuration to initialization function.
Matti Hamalainen <ccr@tnsp.org>
parents: 232
diff changeset
252 g_free(myEngine);
583f5651abff Cleanups, moved engine configuration to initialization function.
Matti Hamalainen <ccr@tnsp.org>
parents: 232
diff changeset
253 myStatus->sidEngine = NULL;
583f5651abff Cleanups, moved engine configuration to initialization function.
Matti Hamalainen <ccr@tnsp.org>
parents: 232
diff changeset
254 }
583f5651abff Cleanups, moved engine configuration to initialization function.
Matti Hamalainen <ccr@tnsp.org>
parents: 232
diff changeset
255
583f5651abff Cleanups, moved engine configuration to initialization function.
Matti Hamalainen <ccr@tnsp.org>
parents: 232
diff changeset
256
583f5651abff Cleanups, moved engine configuration to initialization function.
Matti Hamalainen <ccr@tnsp.org>
parents: 232
diff changeset
257 /* Initialize current song and sub-tune
583f5651abff Cleanups, moved engine configuration to initialization function.
Matti Hamalainen <ccr@tnsp.org>
parents: 232
diff changeset
258 */
583f5651abff Cleanups, moved engine configuration to initialization function.
Matti Hamalainen <ccr@tnsp.org>
parents: 232
diff changeset
259 gboolean xs_sidplay1_initsong(t_xs_status *myStatus)
583f5651abff Cleanups, moved engine configuration to initialization function.
Matti Hamalainen <ccr@tnsp.org>
parents: 232
diff changeset
260 {
583f5651abff Cleanups, moved engine configuration to initialization function.
Matti Hamalainen <ccr@tnsp.org>
parents: 232
diff changeset
261 t_xs_sidplay1 *myEngine;
583f5651abff Cleanups, moved engine configuration to initialization function.
Matti Hamalainen <ccr@tnsp.org>
parents: 232
diff changeset
262 assert(myStatus);
583f5651abff Cleanups, moved engine configuration to initialization function.
Matti Hamalainen <ccr@tnsp.org>
parents: 232
diff changeset
263
583f5651abff Cleanups, moved engine configuration to initialization function.
Matti Hamalainen <ccr@tnsp.org>
parents: 232
diff changeset
264 myEngine = (t_xs_sidplay1 *) myStatus->sidEngine;
583f5651abff Cleanups, moved engine configuration to initialization function.
Matti Hamalainen <ccr@tnsp.org>
parents: 232
diff changeset
265 if (!myEngine) return FALSE;
583f5651abff Cleanups, moved engine configuration to initialization function.
Matti Hamalainen <ccr@tnsp.org>
parents: 232
diff changeset
266
583f5651abff Cleanups, moved engine configuration to initialization function.
Matti Hamalainen <ccr@tnsp.org>
parents: 232
diff changeset
267 if (!myEngine->currTune)
583f5651abff Cleanups, moved engine configuration to initialization function.
Matti Hamalainen <ccr@tnsp.org>
parents: 232
diff changeset
268 {
583f5651abff Cleanups, moved engine configuration to initialization function.
Matti Hamalainen <ccr@tnsp.org>
parents: 232
diff changeset
269 XSERR("Tune was NULL\n");
583f5651abff Cleanups, moved engine configuration to initialization function.
Matti Hamalainen <ccr@tnsp.org>
parents: 232
diff changeset
270 return FALSE;
583f5651abff Cleanups, moved engine configuration to initialization function.
Matti Hamalainen <ccr@tnsp.org>
parents: 232
diff changeset
271 }
583f5651abff Cleanups, moved engine configuration to initialization function.
Matti Hamalainen <ccr@tnsp.org>
parents: 232
diff changeset
272
583f5651abff Cleanups, moved engine configuration to initialization function.
Matti Hamalainen <ccr@tnsp.org>
parents: 232
diff changeset
273 if (!myEngine->currTune->getStatus())
583f5651abff Cleanups, moved engine configuration to initialization function.
Matti Hamalainen <ccr@tnsp.org>
parents: 232
diff changeset
274 {
583f5651abff Cleanups, moved engine configuration to initialization function.
Matti Hamalainen <ccr@tnsp.org>
parents: 232
diff changeset
275 XSERR("Tune status check failed\n");
583f5651abff Cleanups, moved engine configuration to initialization function.
Matti Hamalainen <ccr@tnsp.org>
parents: 232
diff changeset
276 return FALSE;
583f5651abff Cleanups, moved engine configuration to initialization function.
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277 }
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278
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279 return sidEmuInitializeSong(
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280 *myEngine->currEng,
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281 *myEngine->currTune,
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282 myStatus->currSong);
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283 }
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284
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285
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286 /* Emulate and render audio data to given buffer
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287 */
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288 guint xs_sidplay1_fillbuffer(t_xs_status *myStatus, gchar *audioBuffer, guint audioBufSize)
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289 {
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290 t_xs_sidplay1 *myEngine;
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291 assert(myStatus);
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292
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293 myEngine = (t_xs_sidplay1 *) myStatus->sidEngine;
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294 if (!myEngine) return 0;
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295
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296 sidEmuFillBuffer(
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297 *myEngine->currEng,
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298 *myEngine->currTune,
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299 audioBuffer,
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300 audioBufSize);
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301
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302 return audioBufSize;
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303 }
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304
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305
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306 /* Load a given SID-tune file
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307 */
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308 gboolean xs_sidplay1_loadsid(t_xs_status *myStatus, gchar *pcFilename)
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309 {
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310 t_xs_sidplay1 *myEngine;
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311 sidTune *newTune;
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312 assert(myStatus);
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313
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314 myEngine = (t_xs_sidplay1 *) myStatus->sidEngine;
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315
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316 /* Try to get the tune */
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317 if (!pcFilename) return FALSE;
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318
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319 newTune = new sidTune(pcFilename);
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320 if (!newTune) return FALSE;
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321
230
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322 myEngine->currTune = newTune;
71
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323
72
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324 return TRUE;
71
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325 }
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326
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327
270
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328 /* Delete INTERNAL information
73
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329 */
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330 void xs_sidplay1_deletesid(t_xs_status *myStatus)
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331 {
230
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332 t_xs_sidplay1 *myEngine;
75
653c9b0d1320 SIDPlay2 support "works" now. Borked problems with threads.
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333 assert(myStatus);
74
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334
230
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335 myEngine = (t_xs_sidplay1 *) myStatus->sidEngine;
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336 if (!myEngine) return;
73
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337
230
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338 if (myEngine->currTune)
74
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339 {
230
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340 delete myEngine->currTune;
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341 myEngine->currTune = NULL;
74
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diff changeset
342 }
73
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343 }
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344
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345
270
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346 /* Return song information
73
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347 */
202
fe684a2ccdc7 Reworking code.
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348 #define TFUNCTION xs_sidplay1_getsidinfo
87
94497283affa Various fixes and improvements
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349 #define TTUNEINFO sidTuneInfo
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350 #define TTUNE sidTune
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351 #include "xs_sidplay.h"
73
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352
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353 } /* extern "C" */
71
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354 #endif /* HAVE_SIDPLAY1 */