Mercurial > hg > xmms-sid
annotate src/xs_sidplayfp.cpp @ 862:011ba70e271e
Major cleanups, make SIDPlayFP backend compile with libSIDPlayFP v1.0.0
alphas .. does not work for some reason yet, though. (Only plays silence.)
author | Matti Hamalainen <ccr@tnsp.org> |
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date | Fri, 09 Nov 2012 02:11:21 +0200 |
parents | 1f97cd026465 |
children | fa926296e161 |
rev | line source |
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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 libSIDPlay2-FP 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 1999-2012 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 along |
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20 with this program; if not, write to the Free Software Foundation, Inc., |
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21 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 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_SIDPLAYFP |
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26 |
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27 #include "xs_sidplayfp.h" |
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28 #include "xs_slsup.h" |
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29 #include "xs_config.h" |
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30 |
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31 |
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32 #ifdef HAVE_SIDPLAYFP_V1 |
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33 # include <sidplayfp/SidTune.h> |
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34 # include <sidplayfp/sidplayfp.h> |
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35 # include <sidplayfp/event.h> |
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36 # include <sidplayfp/SidConfig.h> |
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37 # include <sidplayfp/SidInfo.h> |
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38 #else |
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39 # include <sidplayfp/sidplay2.h> |
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40 # include <sidplayfp/SidTuneMod.h> |
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41 # include <sidplayfp/event.h> |
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42 #endif |
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43 |
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44 |
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45 class XSSIDPlayFP { |
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46 public: |
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47 #ifdef HAVE_SIDPLAYFP_V1 |
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48 sidplayfp emu; |
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49 SidConfig config; |
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50 #else |
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51 sidplay2 emu; |
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52 sid2_config_t config; |
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53 #endif |
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54 SidTune tune; |
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55 |
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56 XSSIDPlayFP(void); |
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57 virtual ~XSSIDPlayFP(void); |
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58 }; |
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59 |
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60 |
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61 #ifdef HAVE_RESID_FP_BUILDER |
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62 # include <sidplayfp/builders/residfp.h> |
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63 #endif |
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64 |
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65 #ifdef HAVE_RESID_FP_BUILDER |
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66 # include <sidplayfp/builders/resid.h> |
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67 #endif |
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68 |
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69 #ifdef HAVE_HARDSID_BUILDER |
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70 # include <sidplayfp/builders/hardsid.h> |
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71 #endif |
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72 |
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73 |
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74 XSSIDPlayFP::XSSIDPlayFP(void) : tune(0) |
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75 { |
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76 emu.load(NULL); |
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77 } |
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78 |
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79 |
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80 XSSIDPlayFP::~XSSIDPlayFP(void) |
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81 { |
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82 emu.load(NULL); |
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83 } |
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84 |
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85 |
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86 /* We need to 'export' all this pseudo-C++ crap */ |
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87 extern "C" { |
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88 |
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89 |
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90 /* Return song information |
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91 */ |
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92 #ifdef HAVE_SIDPLAYFP_V1 |
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93 #define sid2_mono SidConfig::MONO |
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94 #define sid2_stereo SidConfig::STEREO |
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95 |
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96 #define SID2_INTERPOLATE SidConfig::INTERPOLATE |
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97 #define SID2_RESAMPLE_INTERPOLATE SidConfig::RESAMPLE_INTERPOLATE |
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98 |
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99 #define SID2_MOS8580 SidConfig::MOS8580 |
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100 #define SID2_MOS6581 SidConfig::MOS6581 |
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101 |
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102 #define SID2_CLOCK_PAL SidConfig::CLOCK_PAL |
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103 #define SID2_CLOCK_NTSC SidConfig::CLOCK_NTSC |
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104 |
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105 #define SIDTUNE_CLOCK_UNKNOWN SidTuneInfo::CLOCK_UNKNOWN |
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106 #define SIDTUNE_CLOCK_PAL SidTuneInfo::CLOCK_PAL |
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107 #define SIDTUNE_CLOCK_NTSC SidTuneInfo::CLOCK_NTSC |
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108 #define SIDTUNE_CLOCK_ANY SidTuneInfo::CLOCK_ANY |
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109 #define SIDTUNE_SPEED_VBI SidTuneInfo::SPEED_VBI |
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110 #define SIDTUNE_SPEED_CIA_1A SidTuneInfo::SPEED_CIA_1A |
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111 #endif |
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112 |
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113 |
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114 /* Check if we can play the given file |
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115 */ |
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116 gboolean xs_sidplayfp_probe(XSFile *f) |
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117 { |
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118 gchar tmpBuf[5]; |
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119 |
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120 if (!f) return FALSE; |
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121 |
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122 if (xs_fread(tmpBuf, sizeof(gchar), 4, f) != 4) |
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123 return FALSE; |
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124 |
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125 if (!strncmp(tmpBuf, "PSID", 4) || !strncmp(tmpBuf, "RSID", 4)) |
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126 return TRUE; |
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127 else |
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128 return FALSE; |
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129 } |
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130 |
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131 |
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132 /* Initialize SIDPlayFP |
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133 */ |
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134 gboolean xs_sidplayfp_init(XSEngineState * state) |
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135 { |
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136 XSSIDPlayFP *engine; |
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137 assert(state); |
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138 |
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139 XSDEBUG("SIDPlayFP backend initializing.\n"); |
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140 |
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141 /* Allocate internal structures */ |
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142 engine = new XSSIDPlayFP(); |
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143 state->internal = engine; |
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144 if (!engine) |
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145 return FALSE; |
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146 |
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147 /* Get current configuration */ |
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148 XSDEBUG("SIDPlayFP emulation configuration\n"); |
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149 engine->config = engine->emu.config(); |
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150 |
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151 /* Configure channels and stuff */ |
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152 engine->config.playback = (state->audioChannels == XS_CHN_MONO) ? sid2_mono : sid2_stereo; |
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153 |
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154 /* Audio parameters sanity checking and setup */ |
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155 state->audioBitsPerSample = XS_RES_16BIT; |
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156 state->audioFormat = FMT_S16_NE; |
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157 engine->config.samplingMethod = SID2_RESAMPLE_INTERPOLATE; |
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158 engine->config.frequency = state->audioFrequency; |
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159 |
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160 /* Clockspeed settings */ |
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161 switch (xs_cfg.clockSpeed) |
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162 { |
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163 case XS_CLOCK_NTSC: |
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164 engine->config.clockDefault = SID2_CLOCK_NTSC; |
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165 break; |
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166 |
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167 default: |
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168 case XS_CLOCK_PAL: |
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169 engine->config.clockDefault = SID2_CLOCK_PAL; |
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170 xs_cfg.clockSpeed = XS_CLOCK_PAL; |
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171 break; |
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172 } |
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173 |
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174 |
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175 /* Configure rest of the emulation */ |
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176 engine->config.sidDefault = xs_cfg.mos8580 ? SID2_MOS8580 : SID2_MOS6581; |
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177 engine->config.clockForced = xs_cfg.forceSpeed; |
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178 |
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179 #ifndef HAVE_SIDPLAYFP_V1 |
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180 engine->config.sidSamples = TRUE; |
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181 engine->config.sidModel = xs_cfg.forceModel ? engine->config.sidDefault : SID2_MODEL_CORRECT; |
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182 engine->config.clockSpeed = xs_cfg.forceSpeed ? engine->config.clockDefault : SID2_CLOCK_CORRECT; |
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183 |
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184 /* Initialize builder object */ |
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185 XSDEBUG("init builder #%i, maxsids=%i\n", xs_cfg.sid2Builder, (engine->emu.info()).maxsids); |
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186 #else |
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187 XSDEBUG("init builder #%i, maxsids=%i\n", xs_cfg.sid2Builder, (engine->emu.info()).maxsids()); |
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188 #endif |
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189 |
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190 switch (xs_cfg.sid2Builder) |
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191 { |
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192 #ifdef HAVE_RESID_BUILDER |
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193 case XS_BLD_RESID: |
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194 { |
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195 ReSIDBuilder *rs = new ReSIDBuilder("ReSID builder"); |
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libSIDPlay2-FP backend interface is now in a separate module. Configuration
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835
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|
196 #ifdef HAVE_SIDPLAYFP_V1 |
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197 if (rs && rs->getStatus()) |
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198 { |
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199 engine->config.sidEmulation = rs; |
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200 if (!rs->getStatus()) return FALSE; |
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201 rs->create((engine->emu.info()).maxsids()); |
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202 if (!rs->getStatus()) return FALSE; |
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203 } |
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204 #else |
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205 if (rs && *rs) |
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206 { |
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207 engine->config.sidEmulation = rs; |
862
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208 if (!*rs) return FALSE; |
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209 rs->create((engine->emu.info()).maxsids); |
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210 if (!*rs) return FALSE; |
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211 } |
862
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|
212 #endif |
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213 rs->bias(0.0f); |
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214 } |
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215 break; |
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|
216 #endif // HAVE_RESID_BUILDER |
853
1f97cd026465
Don't disable plain reSID backend for FP.
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851
diff
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|
217 |
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218 |
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219 #ifdef HAVE_RESID_FP_BUILDER |
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220 case XS_BLD_RESID_FP: |
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221 { |
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222 ReSIDfpBuilder *rs = new ReSIDfpBuilder("ReSID builder FP!"); |
862
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|
223 #ifdef HAVE_SIDPLAYFP_V1 |
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224 if (rs && rs->getStatus()) |
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225 { |
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226 engine->config.sidEmulation = rs; |
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227 if (!rs->getStatus()) return FALSE; |
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228 rs->create((engine->emu.info()).maxsids()); |
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229 if (!rs->getStatus()) return FALSE; |
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230 } |
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231 #else |
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|
232 if (rs && *rs) |
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233 { |
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|
234 engine->config.sidEmulation = rs; |
862
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Major cleanups, make SIDPlayFP backend compile with libSIDPlayFP v1.0.0
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235 if (!*rs) return FALSE; |
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236 rs->create((engine->emu.info()).maxsids); |
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Major cleanups, make SIDPlayFP backend compile with libSIDPlayFP v1.0.0
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|
237 if (!*rs) return FALSE; |
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238 } |
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239 #endif |
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240 rs->filter6581Curve(0.0); |
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241 rs->filter8580Curve(0.0); |
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242 } |
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243 break; |
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244 #endif |
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245 |
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246 #ifdef HAVE_HARDSID_BUILDER |
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247 case XS_BLD_HARDSID: |
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248 { |
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249 HardSIDBuilder *hs = new HardSIDBuilder("HardSID builder (FP)"); |
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250 engine->config.sidEmulation = (sidbuilder *) hs; |
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251 #ifdef HAVE_SIDPLAYFP_V1 |
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252 if (hs && hs->getStatus()) |
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253 { |
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254 hs->create((engine->emu.info()).maxsids()); |
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255 if (!hs->getStatus()) return FALSE; |
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256 } |
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257 #else |
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258 if (hs && *hs) |
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259 { |
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260 hs->create((engine->emu.info()).maxsids); |
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261 if (!*hs) return FALSE; |
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262 } |
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263 #endif |
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264 } |
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265 break; |
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266 #endif |
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267 |
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268 default: |
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269 xs_error("[SIDPlayFP] Invalid or unsupported builder selected.\n"); |
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270 return FALSE; |
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271 } |
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272 |
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273 if (!engine->config.sidEmulation) |
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274 { |
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275 xs_error("[SIDPlayFP] Could not initialize SIDBuilder object.\n"); |
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276 return FALSE; |
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277 } |
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278 |
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279 // Setup filter |
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280 engine->config.sidEmulation->filter(xs_cfg.emulateFilters); |
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281 #ifdef HAVE_SIDPLAYFP_V1 |
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282 if (!engine->config.sidEmulation->getStatus()) |
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283 #else |
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284 if (!*(engine->config.sidEmulation)) |
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285 #endif |
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286 { |
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287 xs_error("builder->filter(%d) failed.\n", xs_cfg.emulateFilters); |
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288 return FALSE; |
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289 } |
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290 |
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291 XSDEBUG("%s\n", engine->config.sidEmulation->credits()); |
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292 |
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293 |
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294 return TRUE; |
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295 } |
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296 |
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297 |
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298 /* Close SIDPlayFP engine |
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299 */ |
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300 void xs_sidplayfp_close(XSEngineState * state) |
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301 { |
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302 XSSIDPlayFP *engine = (XSSIDPlayFP *) state->internal; |
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303 |
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304 XSDEBUG("SIDPlayFP backend shutdown.\n"); |
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305 |
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306 xs_sidplayfp_delete(state); |
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307 |
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308 if (engine) |
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309 { |
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310 delete engine; |
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311 engine = NULL; |
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312 } |
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313 |
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314 state->internal = NULL; |
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315 } |
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316 |
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317 |
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318 /* Initialize current song and sub-tune |
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319 */ |
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320 gboolean xs_sidplayfp_initsong(XSEngineState * state) |
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321 { |
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322 XSSIDPlayFP *engine = (XSSIDPlayFP *) state->internal; |
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323 |
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324 if (!engine) |
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325 return FALSE; |
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326 |
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327 if (!engine->tune.selectSong(state->currSong)) |
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328 { |
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329 xs_error("[SIDPlayFP] tune.selectSong() failed\n"); |
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330 return FALSE; |
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331 } |
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332 |
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333 if (engine->emu.load(&(engine->tune)) < 0) |
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334 { |
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335 xs_error("[SIDPlayFP] emu.load() failed\n"); |
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336 return FALSE; |
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337 } |
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338 |
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339 if (engine->emu.config(engine->config) < 0) |
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340 { |
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341 xs_error("[SIDPlayFP] Emulator engine configuration failed!\n"); |
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342 return FALSE; |
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343 } |
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344 |
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345 return TRUE; |
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346 } |
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347 |
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348 |
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349 /* Emulate and render audio data to given buffer |
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350 */ |
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351 guint xs_sidplayfp_fillbuffer(XSEngineState * state, gchar * audioBuffer, guint audioBufSize) |
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352 { |
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353 XSSIDPlayFP *engine = (XSSIDPlayFP *) state->internal; |
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354 |
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355 if (!engine) |
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356 return 0; |
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357 |
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358 return engine->emu.play((short *) audioBuffer, audioBufSize / sizeof(short)) * sizeof(short); |
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359 } |
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360 |
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361 |
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362 /* Load a given SID-tune file |
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363 */ |
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364 gboolean xs_sidplayfp_load(XSEngineState * state, gchar * filename) |
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365 { |
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366 XSSIDPlayFP *engine = (XSSIDPlayFP *) state->internal; |
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367 |
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368 if (!engine || !filename) |
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369 return FALSE; |
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370 |
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371 engine->tune.load(filename); |
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372 #ifdef HAVE_SIDPLAYFP_V1 |
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373 if (!engine->tune.getStatus()) |
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374 #else |
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375 if (!engine->tune) |
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376 #endif |
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377 { |
862
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378 xs_error("Could not load file '%s'\n", filename); |
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379 return FALSE; |
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380 } |
849 | 381 |
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382 return TRUE; |
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383 } |
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384 |
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385 |
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386 /* Delete INTERNAL information |
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387 */ |
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388 void xs_sidplayfp_delete(XSEngineState * state) |
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389 { |
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390 (void) state; |
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391 // XSSIDPlayFP *engine = (XSSIDPlayFP *) state->internal; |
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392 } |
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393 |
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394 |
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395 /* Hardware backend flushing |
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396 */ |
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397 void xs_sidplayfp_flush(XSEngineState * state) |
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398 { |
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399 XSSIDPlayFP *engine = (XSSIDPlayFP *) state->internal; |
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400 |
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401 #ifdef HAVE_HARDSID_BUILDER |
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402 if (xs_cfg.sid2Builder == XS_BLD_HARDSID) |
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403 { |
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404 ((HardSIDBuilder *) engine->config.sidEmulation)->flush(); |
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405 } |
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406 #endif |
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407 } |
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408 |
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409 |
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410 /* This function gets most of the information, though we do miss some |
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411 * (those variables that are only set by libSIDPlay when tune is initialized). |
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412 * Rest of the information is acquired in xs_sidplayfp_updateinfo() |
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413 */ |
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414 XSTuneInfo *xs_sidplayfp_getinfo(const gchar *filename) |
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415 { |
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416 XSTuneInfo *res; |
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417 SidTune *tune; |
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418 |
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419 /* Check if the tune exists and is readable */ |
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420 if ((tune = new SidTune(filename)) == NULL) |
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421 { |
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422 XSDEBUG("could not initialize tune from '%s'.\n", filename); |
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423 return NULL; |
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424 } |
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425 |
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426 if (!tune->getStatus()) |
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427 { |
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428 XSDEBUG("tune->getStatus() returned false for '%s'.\n", filename); |
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429 delete tune; |
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430 return NULL; |
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431 } |
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432 |
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433 /* Get general tune information */ |
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434 #ifdef HAVE_SIDPLAYFP_V1 |
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435 const SidTuneInfo *info = tune->getInfo(); |
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436 |
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437 res = xs_tuneinfo_new(filename, |
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438 info->songs(), info->startSong(), |
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439 info->infoString(0), info->infoString(1), info->infoString(2), |
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440 info->loadAddr(), info->initAddr(), info->playAddr(), |
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441 info->dataFileLen(), info->formatString(), |
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442 info->sidModel1() |
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443 ); |
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444 #else |
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445 const SidTuneInfo info = tune->getInfo(); |
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446 |
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447 res = xs_tuneinfo_new(filename, |
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448 info.songs, info.startSong, |
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449 info.infoString[0], info.infoString[1], info.infoString[2], |
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450 info.loadAddr, info.initAddr, info.playAddr, |
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451 info.dataFileLen, info.formatString, |
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452 info.sidModel1 |
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453 ); |
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454 #endif |
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455 |
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456 delete tune; |
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457 return res; |
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458 } |
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459 |
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460 |
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461 /* Updates the information of currently playing tune |
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462 */ |
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463 gboolean xs_sidplayfp_updateinfo(XSEngineState *state) |
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464 { |
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465 XSSIDPlayFP *engine; |
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466 |
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467 /* Check if we have required structures initialized */ |
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468 if (!state || !state->tuneInfo || !state->internal) |
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469 return FALSE; |
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470 |
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471 engine = (XSSIDPlayFP *) state->internal; |
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472 |
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473 #ifdef HAVE_SIDPLAYFP_V1 |
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474 if (!engine->tune.getStatus()) |
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475 return FALSE; |
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476 |
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477 const SidTuneInfo *info = engine->tune.getInfo(); |
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478 |
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479 state->tuneInfo->sidModel = info.sidModel1(); |
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480 |
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481 if (state->currSong > 0 && state->currSong <= state->tuneInfo->nsubTunes) |
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482 { |
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483 gint tmpSpeed = info->clockSpeed(); |
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484 switch (info->clockSpeed()) |
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485 { |
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486 case SIDTUNE_CLOCK_PAL: tmpSpeed = XS_CLOCK_PAL; break; |
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487 case SIDTUNE_CLOCK_NTSC: tmpSpeed = XS_CLOCK_NTSC; break; |
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488 case SIDTUNE_CLOCK_ANY: tmpSpeed = XS_CLOCK_ANY; break; |
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489 case SIDTUNE_CLOCK_UNKNOWN: |
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490 switch (info->songSpeed()) |
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491 { |
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492 case SIDTUNE_SPEED_VBI: tmpSpeed = XS_CLOCK_VBI; break; |
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493 case SIDTUNE_SPEED_CIA_1A: tmpSpeed = XS_CLOCK_CIA; break; |
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494 default: tmpSpeed = info->songSpeed(); break; |
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495 } |
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496 break; |
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497 } |
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498 state->tuneInfo->subTunes[state->currSong - 1].tuneSpeed = tmpSpeed; |
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499 } |
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500 #else |
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501 if (!(engine->tune)) |
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502 return FALSE; |
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503 |
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504 const SidTuneInfo info = engine->tune.getInfo(); |
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505 |
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506 state->tuneInfo->sidModel = info.sidModel1; |
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507 |
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508 if (state->currSong > 0 && state->currSong <= state->tuneInfo->nsubTunes) |
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509 { |
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510 gint tmpSpeed = info.clockSpeed; |
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511 switch (info.clockSpeed) |
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512 { |
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513 case SIDTUNE_CLOCK_PAL: tmpSpeed = XS_CLOCK_PAL; break; |
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514 case SIDTUNE_CLOCK_NTSC: tmpSpeed = XS_CLOCK_NTSC; break; |
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515 case SIDTUNE_CLOCK_ANY: tmpSpeed = XS_CLOCK_ANY; break; |
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516 case SIDTUNE_CLOCK_UNKNOWN: |
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517 switch (info.songSpeed) |
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518 { |
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519 case SIDTUNE_SPEED_VBI: tmpSpeed = XS_CLOCK_VBI; break; |
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520 case SIDTUNE_SPEED_CIA_1A: tmpSpeed = XS_CLOCK_CIA; break; |
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521 default: tmpSpeed = info.songSpeed; break; |
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522 } |
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523 break; |
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524 } |
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525 state->tuneInfo->subTunes[state->currSong - 1].tuneSpeed = tmpSpeed; |
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526 } |
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527 #endif |
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528 |
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529 return TRUE; |
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530 } |
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531 |
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532 |
835
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533 } /* extern "C" */ |
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534 #endif /* HAVE_SIDPLAYFP */ |