Mercurial > hg > xmms-sid
annotate src/xs_sidplay2.cc @ 779:8fb51f9ef44e
Fix some HardSID builder related things.
author | Matti Hamalainen <ccr@tnsp.org> |
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date | Tue, 06 Nov 2012 13:01:39 +0200 |
parents | bb7b3ded919a |
children | 0995fa233462 |
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 libSIDPlay v2 and libSIDPlay v2-FP support |
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5 |
324 | 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_SIDPLAY2 |
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26 |
460 | 27 #include <stdio.h> |
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28 #include "xs_sidplay2.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_SIDPLAY2_FP |
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33 # include <sidplayfp/sidplay2.h> |
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34 # include <sidplayfp/SidTuneMod.h> |
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35 # include <sidplayfp/event.h> |
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36 #else |
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37 # include <sidplay/sidplay2.h> |
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38 # include <sidplay/sidlazyiptr.h> |
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39 # if G_BYTE_ORDER == G_BIG_ENDIAN |
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40 # define SID2_NATIVE_UNSIGNED SID2_BIG_UNSIGNED |
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41 # define SID2_NATIVE_SIGNED SID2_BIG_SIGNED |
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42 # elif G_BYTE_ORDER == G_LITTLE_ENDIAN |
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43 # define SID2_NATIVE_UNSIGNED SID2_LITTLE_UNSIGNED |
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44 # define SID2_NATIVE_SIGNED SID2_LITTLE_SIGNED |
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45 # else |
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46 # error Unsupported endianess! |
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47 # endif |
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48 #endif |
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49 |
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50 |
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51 class XSSIDPlay2 { |
695 | 52 public: |
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53 #ifdef HAVE_SIDPLAY2_FP |
770 | 54 sidplay2 emu; |
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55 #else |
765 | 56 SidIPtr<ISidplay2> emu; |
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57 #endif |
765 | 58 sid2_config_t config; |
59 SidTune *tune; | |
60 | |
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61 XSSIDPlay2(void); |
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62 virtual ~XSSIDPlay2(void) { ; } |
695 | 63 }; |
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64 |
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65 |
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66 #ifdef HAVE_RESID_BUILDER |
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67 # ifdef HAVE_SIDPLAY2_FP |
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68 # include <sidplayfp/builders/residfp.h> |
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69 # include <sidplayfp/builders/resid.h> |
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70 # else |
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71 # include <sidplay/builders/resid.h> |
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72 # endif |
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73 #endif |
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74 |
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75 #ifdef HAVE_HARDSID_BUILDER |
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76 # ifdef HAVE_SIDPLAY2_FP |
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77 # include <sidplayfp/builders/hardsid.h> |
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78 # else |
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79 # include <sidplay/builders/hardsid.h> |
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80 # endif |
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81 #endif |
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82 |
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83 |
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84 XSSIDPlay2::XSSIDPlay2(void) |
695 | 85 { |
765 | 86 tune = NULL; |
695 | 87 } |
88 | |
89 | |
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90 /* We need to 'export' all this pseudo-C++ crap */ |
396 | 91 extern "C" { |
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92 |
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93 |
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94 /* Return song information |
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95 */ |
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96 #define TFUNCTION xs_sidplay2_getinfo |
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97 #define TFUNCTION2 xs_sidplay2_updateinfo |
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98 #define TTUNEINFO SidTuneInfo |
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99 #define TTUNE SidTune |
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100 #define TENGINE XSSIDPlay2 |
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101 #include "xs_sidplay.h" |
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102 |
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103 |
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104 /* Check if we can play the given file |
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105 */ |
751 | 106 gboolean xs_sidplay2_probe(XSFile *f) |
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107 { |
702 | 108 gchar tmpBuf[5]; |
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109 |
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110 if (!f) return FALSE; |
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111 |
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112 if (xs_fread(tmpBuf, sizeof(gchar), 4, f) != 4) |
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113 return FALSE; |
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114 |
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115 if (!strncmp(tmpBuf, "PSID", 4) || !strncmp(tmpBuf, "RSID", 4)) |
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116 return TRUE; |
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117 else |
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118 return FALSE; |
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119 } |
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120 |
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121 |
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122 /* Initialize SIDPlay2 |
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123 */ |
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124 gboolean xs_sidplay2_init(XSEngineState * state) |
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125 { |
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126 XSSIDPlay2 *engine; |
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127 #ifndef HAVE_SIDPLAY2_FP |
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128 sid_filter_t tmpFilter; |
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129 xs_sid_filter_t *f; |
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130 gint i; |
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131 #endif |
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132 assert(state); |
73
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133 |
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134 /* Allocate internal structures */ |
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135 engine = new XSSIDPlay2(); |
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136 state->internal = engine; |
770 | 137 if (!engine) |
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138 return FALSE; |
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139 |
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140 /* Get current configuration */ |
770 | 141 engine->config = engine->emu.config(); |
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142 |
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143 /* Configure channels and stuff */ |
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144 switch (state->audioChannels) |
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145 { |
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146 case XS_CHN_AUTOPAN: |
765 | 147 engine->config.playback = sid2_stereo; |
744
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148 break; |
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149 |
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150 case XS_CHN_STEREO: |
765 | 151 engine->config.playback = sid2_stereo; |
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152 break; |
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153 |
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154 case XS_CHN_MONO: |
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155 default: |
765 | 156 engine->config.playback = sid2_mono; |
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157 state->audioChannels = XS_CHN_MONO; |
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158 break; |
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159 } |
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160 |
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161 |
660
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162 /* Memory mode settings */ |
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163 switch (xs_cfg.memoryMode) |
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164 { |
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165 case XS_MPU_BANK_SWITCHING: |
765 | 166 engine->config.environment = sid2_envBS; |
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167 break; |
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168 |
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169 case XS_MPU_TRANSPARENT_ROM: |
765 | 170 engine->config.environment = sid2_envTP; |
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171 break; |
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172 |
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173 case XS_MPU_PLAYSID_ENVIRONMENT: |
765 | 174 engine->config.environment = sid2_envPS; |
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175 break; |
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176 |
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177 case XS_MPU_REAL: |
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178 default: |
765 | 179 engine->config.environment = sid2_envR; |
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180 xs_cfg.memoryMode = XS_MPU_REAL; |
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181 break; |
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182 } |
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183 |
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184 |
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185 /* Audio parameters sanity checking and setup */ |
758 | 186 #ifdef HAVE_SIDPLAY2_FP |
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187 state->audioBitsPerSample = XS_RES_16BIT; |
765 | 188 engine->config.samplingMethod = SID2_RESAMPLE_INTERPOLATE; |
758 | 189 #else |
765 | 190 engine->config.precision = state->audioBitsPerSample; |
744
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191 #endif |
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192 |
765 | 193 engine->config.frequency = state->audioFrequency; |
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194 |
74 | 195 |
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196 switch (state->audioBitsPerSample) |
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197 { |
758 | 198 #ifndef HAVE_SIDPLAY2_FP |
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199 case XS_RES_8BIT: |
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200 state->audioFormat = FMT_U8; |
765 | 201 engine->config.sampleFormat = SID2_LITTLE_UNSIGNED; |
758 | 202 break; |
74 | 203 #endif |
359
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204 |
757
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205 case XS_RES_16BIT: |
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206 default: |
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207 state->audioFormat = FMT_S16_NE; |
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208 #ifndef HAVE_SIDPLAY2_FP |
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209 switch (state->audioFormat) |
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210 { |
757
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211 case FMT_U16_LE: |
765 | 212 engine->config.sampleFormat = SID2_LITTLE_UNSIGNED; |
757
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213 break; |
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214 |
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215 case FMT_U16_BE: |
765 | 216 engine->config.sampleFormat = SID2_BIG_UNSIGNED; |
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217 break; |
127
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218 |
757
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219 case FMT_U16_NE: |
765 | 220 engine->config.sampleFormat = SID2_NATIVE_UNSIGNED; |
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221 break; |
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222 |
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223 case FMT_S16_LE: |
765 | 224 engine->config.sampleFormat = SID2_LITTLE_SIGNED; |
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225 break; |
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226 |
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227 case FMT_S16_BE: |
765 | 228 engine->config.sampleFormat = SID2_BIG_SIGNED; |
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229 break; |
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230 |
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231 default: |
765 | 232 engine->config.sampleFormat = SID2_NATIVE_SIGNED; |
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233 break; |
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234 } |
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235 #endif |
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236 break; |
660
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237 } |
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238 |
765 | 239 #if !defined(HAVE_SIDPLAY2_FP) |
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240 /* Convert filter */ |
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241 f = &(xs_cfg.sid2Filter); |
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242 XSDEBUG("using filter '%s', %d points\n", f->name, f->npoints); |
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243 if (f->npoints > XS_SIDPLAY2_NFPOINTS) |
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244 { |
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245 xs_error("[SIDPlay2] Invalid number of filter curve points (%d > %d)\n", |
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246 f->npoints, XS_SIDPLAY2_NFPOINTS); |
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247 f->npoints = XS_SIDPLAY2_NFPOINTS; |
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248 } |
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249 |
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250 tmpFilter.points = f->npoints; |
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251 for (i = 0; i < f->npoints; i++) |
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252 { |
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253 tmpFilter.cutoff[i][0] = f->points[i].x; |
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254 tmpFilter.cutoff[i][1] = f->points[i].y; |
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255 } |
765 | 256 #endif |
352 | 257 |
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258 /* Initialize builder object */ |
770 | 259 XSDEBUG("init builder #%i, maxsids=%i\n", xs_cfg.sid2Builder, (engine->emu.info()).maxsids); |
761 | 260 |
765 | 261 switch (xs_cfg.sid2Builder) |
262 { | |
364
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263 #ifdef HAVE_RESID_BUILDER |
773
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264 #ifdef HAVE_SIDPLAY2_FP |
765 | 265 case XS_BLD_RESID: |
773
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266 { |
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267 ReSIDBuilder *rs = new ReSIDBuilder("ReSID builder"); |
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268 if (rs) |
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269 { |
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270 engine->config.sidEmulation = rs; |
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271 if (!*rs) return FALSE; |
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272 rs->create((engine->emu.info()).maxsids); |
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273 if (!*rs) return FALSE; |
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274 rs->bias(0.0f); |
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275 } |
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276 } |
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277 break; |
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278 |
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279 case XS_BLD_RESID_FP: |
765 | 280 { |
281 ReSIDfpBuilder *rs = new ReSIDfpBuilder("ReSID builder FP!"); | |
282 if (rs) | |
283 { | |
770 | 284 engine->config.sidEmulation = rs; |
765 | 285 if (!*rs) return FALSE; |
770 | 286 rs->create((engine->emu.info()).maxsids); |
765 | 287 if (!*rs) return FALSE; |
359
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288 |
765 | 289 /* |
290 if (m_filter.filterCurve6581) | |
291 rs->filter6581Curve(m_filter.filterCurve6581); | |
292 if (m_filter.filterCurve8580) | |
293 rs->filter8580Curve((double)m_filter.filterCurve8580); | |
294 */ | |
295 } | |
773
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296 } |
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297 break; |
765 | 298 #else |
773
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299 case XS_BLD_RESID: |
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300 { |
770 | 301 engine->config.sidEmulation = ReSIDBuilderCreate("ReSID builder"); |
302 SidLazyIPtr<IReSIDBuilder> rs(engine->config.sidEmulation); | |
765 | 303 if (rs) |
304 { | |
305 engine->config.sidEmulation = rs->iaggregate(); | |
770 | 306 rs->create((engine->emu.info()).maxsids); |
765 | 307 if (!*rs) return FALSE; |
308 } | |
660
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309 } |
765 | 310 break; |
321
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311 #endif |
773
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312 #endif |
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313 |
321
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314 #ifdef HAVE_HARDSID_BUILDER |
765 | 315 case XS_BLD_HARDSID: |
744
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316 #ifdef HAVE_SIDPLAY2_FP |
765 | 317 { |
318 HardSIDBuilder *hs = new HardSIDBuilder("HardSID builder (FP)"); | |
770 | 319 engine->config.sidEmulation = (sidbuilder *) hs; |
765 | 320 if (hs) |
321 { | |
744
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322 #else |
770 | 323 engine->config.sidEmulation = HardSIDBuilderCreate("HardSID builder"); |
324 SidLazyIPtr<IHardSIDBuilder> hs(engine->config.sidEmulation); | |
765 | 325 if (hs) |
326 { | |
327 engine->config.sidEmulation = hs->iaggregate(); | |
692
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328 #endif |
765 | 329 /* Builder object created, initialize it */ |
770 | 330 hs->create((engine->emu.info()).maxsids); |
765 | 331 if (!*hs) |
332 { | |
333 xs_error("hardSID->create() failed.\n"); | |
334 return FALSE; | |
335 } | |
336 } | |
660
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337 } |
765 | 338 break; |
339 #endif | |
340 | |
341 default: | |
342 xs_error("[SIDPlay2] Invalid or unsupported builder selected.\n"); | |
343 break; | |
344 } | |
359
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345 |
770 | 346 if (!engine->config.sidEmulation) |
765 | 347 { |
660
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348 xs_error("[SIDPlay2] Could not initialize SIDBuilder object.\n"); |
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349 return FALSE; |
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350 } |
321
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351 |
765 | 352 // Setup filter |
770 | 353 engine->config.sidEmulation->filter(xs_cfg.emulateFilters); |
354 if (!*(engine->config.sidEmulation)) | |
765 | 355 { |
356 xs_error("builder->filter(%d) failed.\n", xs_cfg.emulateFilters); | |
357 return FALSE; | |
358 } | |
359 | |
744
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360 #ifdef HAVE_SIDPLAY2_FP |
770 | 361 engine->config.sidEmulation = engine->config.sidEmulation; |
362 XSDEBUG("%s\n", engine->config.sidEmulation->credits()); | |
692
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363 #endif |
321
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364 |
660
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365 /* Clockspeed settings */ |
765 | 366 switch (xs_cfg.clockSpeed) |
367 { | |
368 case XS_CLOCK_NTSC: | |
369 engine->config.clockDefault = SID2_CLOCK_NTSC; | |
370 break; | |
366
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371 |
765 | 372 default: |
373 case XS_CLOCK_PAL: | |
374 engine->config.clockDefault = SID2_CLOCK_PAL; | |
375 xs_cfg.clockSpeed = XS_CLOCK_PAL; | |
376 break; | |
660
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377 } |
366
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378 |
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379 |
660
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380 /* Configure rest of the emulation */ |
765 | 381 if (xs_cfg.forceSpeed) |
382 { | |
383 engine->config.clockForced = true; | |
384 engine->config.clockSpeed = engine->config.clockDefault; | |
385 } | |
386 else | |
387 { | |
388 engine->config.clockForced = false; | |
389 engine->config.clockSpeed = SID2_CLOCK_CORRECT; | |
660
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390 } |
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391 |
710
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392 |
761 | 393 #ifndef HAVE_SIDPLAY2_FP |
394 if (xs_cfg.sid2OptLevel < 0 || xs_cfg.sid2OptLevel > SID2_MAX_OPTIMISATION) | |
395 { | |
660
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396 xs_error("Invalid sid2OptLevel=%d, falling back to %d.\n", |
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397 xs_cfg.sid2OptLevel, SID2_DEFAULT_OPTIMISATION); |
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398 |
761 | 399 xs_cfg.sid2OptLevel = SID2_DEFAULT_OPTIMISATION; |
660
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400 } |
766
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401 engine->config.optimisation = xs_cfg.sid2OptLevel; |
710
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402 #endif |
366
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403 |
765 | 404 engine->config.sidDefault = xs_cfg.mos8580 ? SID2_MOS8580 : SID2_MOS6581; |
405 engine->config.sidModel = xs_cfg.forceModel ? engine->config.sidDefault : SID2_MODEL_CORRECT; | |
406 engine->config.sidSamples = TRUE; | |
321
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407 |
660
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408 /* Now set the emulator configuration */ |
770 | 409 if (engine->emu.config(engine->config) < 0) |
765 | 410 { |
660
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411 xs_error("[SIDPlay2] Emulator engine configuration failed!\n"); |
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412 return FALSE; |
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413 } |
73
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414 |
660
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415 return TRUE; |
364
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416 } |
73
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417 |
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418 |
270
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419 /* Close SIDPlay2 engine |
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420 */ |
754
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421 void xs_sidplay2_close(XSEngineState * state) |
364
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422 { |
769 | 423 XSSIDPlay2 *engine = (XSSIDPlay2 *) state->internal; |
359
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424 |
775
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425 xs_sidplay2_delete(state); |
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426 |
770 | 427 if (engine) |
428 { | |
744
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429 #ifdef HAVE_SIDPLAY2_FP |
770 | 430 if (engine->config.sidEmulation) |
431 { | |
432 sidbuilder *builder = engine->config.sidEmulation; | |
433 engine->config.sidEmulation = NULL; | |
434 engine->emu.config(engine->config); | |
435 delete builder; | |
436 } | |
692
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437 #endif |
770 | 438 |
439 delete engine; | |
775
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440 engine = NULL; |
660
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441 } |
270
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442 |
754
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443 state->internal = NULL; |
364
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444 } |
270
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445 |
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446 |
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447 /* Initialize current song and sub-tune |
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448 */ |
754
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449 gboolean xs_sidplay2_initsong(XSEngineState * state) |
364
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450 { |
768 | 451 XSSIDPlay2 *engine = (XSSIDPlay2 *) state->internal; |
359
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452 |
768 | 453 if (!engine) |
454 return FALSE; | |
270
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455 |
769 | 456 if (!engine->tune->selectSong(state->currSong)) |
457 { | |
765 | 458 xs_error("[SIDPlay2] tune->selectSong() failed\n"); |
660
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459 return FALSE; |
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460 } |
359
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|
461 |
770 | 462 if (engine->emu.load(engine->tune) < 0) |
463 { | |
464 xs_error("[SIDPlay2] emu.load() failed\n"); | |
660
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465 return FALSE; |
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466 } |
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467 |
754
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468 state->isInitialized = TRUE; |
359
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469 |
660
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470 return TRUE; |
364
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471 } |
270
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472 |
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473 |
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474 /* Emulate and render audio data to given buffer |
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475 */ |
754
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476 guint xs_sidplay2_fillbuffer(XSEngineState * state, gchar * audioBuffer, guint audioBufSize) |
364
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477 { |
768 | 478 XSSIDPlay2 *engine = (XSSIDPlay2 *) state->internal; |
270
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479 |
768 | 480 if (!engine) |
481 return 0; | |
270
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482 |
776
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483 int len = audioBufSize / sizeof(short); |
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484 if (len > 512) len = 512; |
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485 return engine->emu.play((short *) audioBuffer, len) * sizeof(short); |
364
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486 } |
270
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487 |
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488 |
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489 /* Load a given SID-tune file |
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490 */ |
765 | 491 gboolean xs_sidplay2_load(XSEngineState * state, gchar * filename) |
364
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492 { |
768 | 493 XSSIDPlay2 *engine = (XSSIDPlay2 *) state->internal; |
494 | |
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495 state->isInitialized = FALSE; |
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496 |
768 | 497 if (!engine) |
498 return FALSE; | |
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499 |
765 | 500 if (!(engine->tune = new SidTune(filename))) |
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501 return FALSE; |
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502 |
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503 return TRUE; |
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504 } |
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505 |
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506 |
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507 /* Delete INTERNAL information |
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508 */ |
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509 void xs_sidplay2_delete(XSEngineState * state) |
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510 { |
768 | 511 XSSIDPlay2 *engine = (XSSIDPlay2 *) state->internal; |
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512 |
768 | 513 if (engine) |
514 { | |
515 if (engine->tune) | |
516 { | |
517 delete engine->tune; | |
518 engine->tune = NULL; | |
519 } | |
765 | 520 } |
526
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521 } |
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522 |
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523 |
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524 /* Hardware backend flushing |
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525 */ |
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526 void xs_sidplay2_flush(XSEngineState * state) |
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527 { |
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528 XSSIDPlay2 *engine = (XSSIDPlay2 *) state->internal; |
526
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529 |
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530 #ifdef HAVE_HARDSID_BUILDER |
768 | 531 if (xs_cfg.sid2Builder == XS_BLD_HARDSID) |
532 { | |
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533 #ifdef HSID_SID2_COM |
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534 IfPtr<HardSIDBuilder> hs(engine->config.sidEmulation); |
768 | 535 if (hs) |
536 hs->flush(); | |
526
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537 #else |
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538 ((HardSIDBuilder *) engine->config.sidEmulation)->flush(); |
526
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539 #endif |
768 | 540 } |
526
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541 #endif |
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542 } |
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543 |
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544 |
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545 } /* extern "C" */ |
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546 #endif /* HAVE_SIDPLAY2 */ |