Mercurial > hg > dmlib
annotate edmain.cpp @ 397:9993873ff655
More work towards editor.
author | Matti Hamalainen <ccr@tnsp.org> |
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date | Fri, 19 Oct 2012 07:22:09 +0300 |
parents | 412082d5babc |
children | 8660c6005032 |
rev | line source |
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1 // |
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2 // Demo Editor -- Main program |
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3 // (C) Copyright 2012 Matti 'ccr' Hämäläinen <ccr@tnsp.org> |
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4 // |
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5 #include <SDL.h> |
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6 #include "dmengine.h" |
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7 #include "edmain.h" |
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8 #include <QSettings> |
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9 #include <QGLWidget> |
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10 |
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11 |
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12 int main(int argc, char *argv[]) |
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13 { |
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14 dmVerbosity = 5; |
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15 |
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16 QApplication app(argc, argv); |
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17 |
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18 app.setOrganizationName("TNSP"); |
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19 app.setOrganizationDomain("tnsp.org"); |
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20 app.setApplicationName(PROGRAM_NAME); |
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21 app.setApplicationVersion(PROGRAM_VERSION); |
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22 |
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23 DemoEditor mainWin; |
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24 |
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25 mainWin.show(); |
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26 |
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27 return app.exec(); |
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28 } |
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29 |
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30 |
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31 void engineAudioCallback(void *userdata, Uint8 * stream, int len) |
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32 { |
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33 DMEngineData *engine = (DMEngineData *) userdata; |
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34 |
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35 if (engine->paused) |
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36 { |
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37 memset(stream, 0, len); |
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38 } |
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39 else |
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40 #ifdef DM_USE_JSS |
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41 { |
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42 if (engine->dev != NULL) |
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43 jvmRenderAudio(engine->dev, stream, |
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44 len / jvmGetSampleSize(engine->dev)); |
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45 } |
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46 #endif |
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47 #ifdef DM_USE_TREMOR |
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48 if (engine->audioPos + len >= engine->audioRes->rdataSize) |
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49 { |
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50 engine->exitFlag = true; |
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51 } |
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52 else |
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53 { |
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54 memcpy(stream, (Uint8 *) engine->audioRes->rdata + engine->audioPos, len); |
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55 engine->audioPos += len; |
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56 } |
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57 #endif |
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58 } |
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59 |
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60 |
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61 int DemoEditor::reopenResources() |
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62 { |
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63 int err; |
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64 |
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65 if ((err = dmres_init(&engine.resources, engine.optPackFilename, engine.optDataPath, |
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66 engine.optResFlags, engineClassifier)) != DMERR_OK) |
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67 { |
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68 dmError("Could not initialize resource manager: %d, %s.\n", |
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69 err, dmErrorStr(err)); |
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70 } |
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71 return err; |
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72 } |
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73 |
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74 |
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75 int DemoEditor::loadResources() |
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76 { |
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77 int err, loaded, total; |
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78 err = dmres_preload(engine.resources, true, &loaded, &total); |
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79 |
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80 while ((err = dmres_preload(engine.resources, false, &loaded, &total)) == DMERR_PROGRESS) |
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81 { |
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82 // Show a nice progress bar while loading |
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83 if (total > 0 && (loaded % 2) == 0) |
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84 { |
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85 /* |
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86 if ((err = engineShowProgress(loaded, total)) != DMERR_OK) |
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87 return err; |
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88 */ |
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89 } |
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90 } |
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91 return DMERR_OK; |
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92 } |
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93 |
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94 |
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95 DemoEditor::DemoEditor() |
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96 { |
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97 int err; |
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98 |
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99 resize(1024, 768); |
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100 setWindowTitle(QCoreApplication::applicationName()); |
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101 |
397 | 102 memset(&engine, 0, sizeof(engine)); |
378 | 103 changed = FALSE; |
104 initSDL = FALSE; | |
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105 currTimeline = NULL; |
376
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106 |
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107 // Pre-initialization |
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108 if ((err = demoPreInit(&engine)) != DMERR_OK) |
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109 goto error_exit; |
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110 |
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111 // Initialize SDL components |
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112 dmPrint(1, "Initializing libSDL.\n"); |
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113 if (SDL_Init(SDL_INIT_VIDEO | SDL_INIT_AUDIO | SDL_INIT_TIMER) != 0) |
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114 { |
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115 dmError("Could not initialize SDL: %s\n", SDL_GetError()); |
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116 goto error_exit; |
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117 } |
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118 initSDL = true; |
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119 |
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120 // Initialize audio parts |
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121 if (engine.optAfmt.freq == 0 && engine.optAfmt.channels == 0) |
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122 { |
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123 // Defaults, if none seem to be set |
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124 engine.optAfmt.freq = 44100; |
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125 engine.optAfmt.format = AUDIO_S16SYS; |
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126 engine.optAfmt.channels = 2; |
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127 engine.optAfmt.samples = engine.optAfmt.freq / 16; |
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128 } |
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129 |
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130 #ifdef DM_USE_JSS |
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131 jssInit(); |
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132 |
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133 switch (engine.optAfmt.format) |
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134 { |
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135 case AUDIO_S16SYS: |
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136 engine.jss_format = JSS_AUDIO_S16; |
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137 break; |
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138 case AUDIO_U16SYS: |
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139 engine.jss_format = JSS_AUDIO_U16; |
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140 break; |
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141 case AUDIO_S8: |
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142 engine.jss_format = JSS_AUDIO_S8; |
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143 break; |
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144 case AUDIO_U8: |
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145 engine.jss_format = JSS_AUDIO_U8; |
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146 break; |
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147 } |
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148 |
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149 dmPrint(1, "Initializing miniJSS mixer with fmt=%d, chn=%d, freq=%d\n", |
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150 engine.jss_format, engine.optAfmt.channels, engine.optAfmt.freq); |
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151 |
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152 if ((engine.dev = |
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153 jvmInit(engine.jss_format, engine.optAfmt.channels, |
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154 engine.optAfmt.freq, JMIX_AUTO)) == NULL) |
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155 { |
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156 dmError("jvmInit() returned NULL, voi perkele.\n"); |
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157 goto error_exit; |
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158 } |
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159 |
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160 if ((engine.plr = jmpInit(engine.dev)) == NULL) |
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161 { |
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162 dmError("jmpInit() returned NULL\n"); |
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163 goto error_exit; |
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164 } |
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165 #endif |
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166 |
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167 // Initialize SDL audio |
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168 dmPrint(1, "Trying to init SDL audio with: fmt=%d, chn=%d, freq=%d\n", |
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169 engine.optAfmt.format, engine.optAfmt.channels, |
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170 engine.optAfmt.freq); |
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171 |
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172 engine.optAfmt.callback = engineAudioCallback; |
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173 |
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174 if (SDL_OpenAudio(&engine.optAfmt, NULL) < 0) |
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175 { |
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176 dmError("Couldn't open SDL audio: %s\n", SDL_GetError()); |
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177 goto error_exit; |
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178 } |
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179 |
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180 // Initialize SDL video |
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181 if (engine.demoInitPreVideo != NULL && |
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182 (err = engine.demoInitPreVideo(&engine)) != DMERR_OK) |
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183 { |
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184 dmError("demoInitPreVideo() failed, %d: %s\n", err, dmErrorStr(err)); |
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185 goto error_exit; |
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186 } |
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187 |
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188 dmPrint(1, "Initializing SDL video %d x %d x %dbpp, flags=0x%08x\n", |
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189 engine.optScrWidth, engine.optScrHeight, engine.optBitDepth, engine.optVFlags); |
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190 |
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191 engine.screen = SDL_CreateRGBSurface(SDL_SWSURFACE, engine.optScrWidth, engine.optScrHeight, engine.optBitDepth, 0, 0, 0, 0); |
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192 if (engine.screen == NULL) |
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193 { |
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194 dmError("Could not allocate video backbuffer surface.\n"); |
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195 goto error_exit; |
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196 } |
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197 |
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198 if (engine.demoInitPostVideo != NULL && |
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199 (err = engine.demoInitPostVideo(&engine)) != DMERR_OK) |
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200 { |
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201 dmError("demoInitPostVideo() failed, %d: %s\n", err, dmErrorStr(err)); |
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202 goto error_exit; |
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203 } |
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204 |
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205 |
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206 error_exit: |
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207 |
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208 // Setup GUI elements |
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209 createMainGUI(); |
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210 createNewFile(); |
397 | 211 DMTimelineTrack *tr = NULL; |
212 dmTimelineAddTrack(currTimeline->tl, &tr, "Penis"); | |
213 | |
214 timelineView->setTimeline(currTimeline); | |
376
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215 |
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216 settingsRestore(); |
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217 |
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218 // view->setViewport(new QGLWidget(QGLFormat(QGL::SampleBuffers))); |
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219 |
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220 initEffectsAndResources(); |
376
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221 statusMsg("Application started."); |
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222 } |
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223 |
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224 |
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225 DemoEditor::~DemoEditor() |
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226 { |
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227 statusMsg("Shutting down."); |
376
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228 |
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229 settingsSave(); |
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230 delete demoView; |
376
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231 historyReset(); |
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232 |
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233 if (engine.screen) |
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234 SDL_FreeSurface(engine.screen); |
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235 |
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236 SDL_LockAudio(); |
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237 SDL_PauseAudio(1); |
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238 #ifdef DM_USE_JSS |
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239 jmpClose(engine.plr); |
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240 jvmClose(engine.dev); |
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241 jssClose(); |
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242 #endif |
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243 SDL_UnlockAudio(); |
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244 |
378 | 245 shutdownEffectsAndResources(); |
246 | |
247 if (initSDL) | |
248 SDL_Quit(); | |
249 } | |
250 | |
251 | |
391 | 252 // Return audio track duration in milliseconds |
253 int DemoEditor::getAudioTrackDuration() | |
254 { | |
255 return timelineAudioTrack->getDuration(); | |
256 } | |
257 | |
258 | |
259 int DemoEditor::getTimelineDuration() | |
260 { | |
261 return getAudioTrackDuration(); | |
262 } | |
263 | |
264 | |
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265 void DemoEditor::updateTimelineView() |
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266 { |
393
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267 demoView->setEngineData(&engine); |
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268 |
397 | 269 if (engine.audioRes != NULL) |
270 { | |
271 timelineAudioTrack->setWaveform( | |
272 engine.audioRes->rdata, engine.audioRes->rdataSize, | |
273 engine.optAfmt.format, engine.optAfmt.channels, | |
274 engine.optAfmt.freq); | |
275 } | |
393
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276 |
391 | 277 timelineAudioTrack->setOffset(currViewOffset); |
278 timelineAudioTrack->setScale(currViewScale); | |
393
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279 |
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280 |
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281 timelineView->setTime(currFrameTime); |
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282 timelineView->setOffset(currViewOffset); |
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283 timelineView->setScale(currViewScale); |
391 | 284 |
285 timelineScrollBar->setRange(0, getTimelineDuration() - timelineAudioTrack->getScaledWidth()); | |
286 timelineScrollBar->setValue(currViewOffset); | |
287 } | |
288 | |
289 | |
290 void DemoEditor::actionTimelineScrollChanged(int value) | |
291 { | |
292 currViewOffset = value; | |
293 updateTimelineView(); | |
294 } | |
295 | |
296 | |
297 void DemoEditor::actionOffsetChanged(float value) | |
298 { | |
299 currViewOffset = value; | |
300 updateTimelineView(); | |
301 } | |
302 | |
303 | |
304 void DemoEditor::actionTimeChanged(float value) | |
305 { | |
306 currFrameTime = value; | |
307 updateTimelineView(); | |
384
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308 } |
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309 |
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310 |
397 | 311 void DemoEditor::actionTimelineChanged() |
312 { | |
313 updateMenuStates(); | |
314 update(); | |
315 } | |
316 | |
317 | |
378 | 318 int DemoEditor::initEffectsAndResources() |
319 { | |
320 int err; | |
321 | |
391 | 322 currViewOffset = 0; |
323 currFrameTime = 0; | |
324 currViewScale = 1.0f; | |
325 | |
378 | 326 // Initialize resource subsystem |
384
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327 statusMsg("Initializing resources subsystem."); |
378 | 328 if ((err = reopenResources()) != DMERR_OK) |
329 return err; | |
330 | |
331 // Load resources | |
384
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332 statusMsg("Loading resources, please wait..."); |
378 | 333 if ((err = loadResources()) != DMERR_OK) |
334 { | |
335 dmError("Error loading resources, %d: %s.\n", err, dmErrorStr(err)); | |
336 return err; | |
337 } | |
338 | |
339 | |
340 // Final initializations | |
384
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341 statusMsg("Initializing custom demo data."); |
378 | 342 if ((err = engine.demoInit(&engine)) != DMERR_OK) |
343 { | |
344 dmError("Failure in demoInit(), %d: %s\n", | |
345 err, dmErrorStr(err)); | |
346 return err; | |
347 } | |
348 | |
349 // Initialize effects | |
384
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350 statusMsg("Initializing effects ..."); |
378 | 351 if ((err = engineInitializeEffects(&engine)) != DMERR_OK) |
352 { | |
353 dmError("Effects initialization failed, %d: %s\n", | |
354 err, dmErrorStr(err)); | |
355 return err; | |
356 } | |
357 | |
384
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358 // Etc. |
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359 |
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360 updateTimelineView(); |
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361 updateMenuStates(); |
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362 update(); |
378 | 363 return DMERR_OK; |
364 } | |
365 | |
366 | |
367 void DemoEditor::shutdownEffectsAndResources() | |
368 { | |
397 | 369 delete currTimeline; |
376
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370 dmFreePreparedTimelineData(engine.ptl); |
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371 engineShutdownEffects(&engine); |
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372 dmres_close(engine.resources); |
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373 |
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374 if (engine.demoShutdown != NULL) |
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375 engine.demoShutdown(&engine); |
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376 } |
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377 |
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378 |
378 | 379 void DemoEditor::createNewFile() |
376
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380 { |
394 | 381 delete currTimeline; |
382 currTimeline = new TimelineObject(); | |
378 | 383 |
376
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384 update(); |
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385 historyReset(); |
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386 changed = false; |
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387 updateMenuStates(); |
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388 } |
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389 |
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390 |
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391 void DemoEditor::readFromFile(QString filename) |
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392 { |
378 | 393 TimelineObject *tmp = new TimelineObject(); |
376
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394 int ret = tmp->load(filename); |
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395 if (ret != DMERR_OK) |
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396 { |
378 | 397 showFileErrorDialog("Loading demo blob file "+ filename, ret); |
376
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398 delete tmp; |
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399 } |
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400 else |
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401 { |
397 | 402 delete currTimeline; |
403 currTimeline = tmp; | |
378 | 404 |
405 update(); | |
406 historyReset(); | |
407 changed = false; | |
408 updateMenuStates(); | |
376
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409 } |
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410 } |
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411 |
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412 |
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413 void DemoEditor::saveToFile(QString filename) |
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414 { |
397 | 415 int ret = currTimeline->save(filename); |
376
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416 if (ret != DMERR_OK) |
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417 { |
378 | 418 showFileErrorDialog("Saving demo blob file "+ filename, ret); |
376
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419 } |
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420 |
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421 updateMenuStates(); |
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422 } |
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423 |
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424 |
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425 void DemoEditor::settingsRestore() |
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426 { |
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427 QSettings s; |
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428 |
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429 restoreGeometry(s.value("windowGeometry").toByteArray()); |
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430 restoreState(s.value("windowState").toByteArray()); |
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431 |
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432 } |
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433 |
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434 |
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435 void DemoEditor::settingsSave() |
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436 { |
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437 QSettings s; |
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438 |
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439 s.setValue("windowGeometry", saveGeometry()); |
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440 s.setValue("windowState", saveState()); |
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441 |
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442 } |
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443 |
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444 |
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445 // |
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446 // Edit history functionality |
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447 // |
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448 void DemoEditor::historyReset() |
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449 { |
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450 changed = false; |
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451 undoHistoryPos = -1; |
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452 undoHistoryMax = DOC_UNDO_MAX; |
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453 undoHistory.clear(); |
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454 } |
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455 |
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456 |
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457 void DemoEditor::historyPush(QString description) |
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458 { |
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459 if (!undoHistory.isEmpty() && undoHistory.last()->state == "-") |
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460 { |
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461 delete undoHistory.takeLast(); |
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462 } |
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463 |
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464 while (undoHistory.size() >= undoHistoryMax) |
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465 { |
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466 delete undoHistory.takeFirst(); |
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467 } |
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468 |
393
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469 TimelineObject *copy = new TimelineObject(currTimeline); |
376
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470 copy->state = description; |
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471 undoHistory.append(copy); |
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472 } |
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473 |
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474 |
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475 void DemoEditor::historyTop() |
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476 { |
393
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477 TimelineObject *copy = new TimelineObject(currTimeline); |
376
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478 copy->state = "-"; |
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479 undoHistory.append(copy); |
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480 |
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481 undoHistoryPos = undoHistory.size() - 1; |
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482 changed = true; |
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483 updateMenuStates(); |
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484 update(); |
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485 } |
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486 |
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487 |
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488 void DemoEditor::historyPop() |
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489 { |
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490 if (!undoHistory.isEmpty()) |
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491 { |
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492 delete undoHistory.takeLast(); |
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493 } |
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494 } |
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495 |
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496 |
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497 void DemoEditor::performRedo() |
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498 { |
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499 if (undoHistoryPos >= 0 && undoHistoryPos < undoHistory.size() - 1) |
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500 { |
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501 undoHistoryPos++; |
393
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502 delete currTimeline; |
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503 currTimeline = new TimelineObject(undoHistory.at(undoHistoryPos)); |
376
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504 changed = true; |
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505 |
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506 updateMenuStates(); |
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507 update(); |
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508 } |
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509 } |
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510 |
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511 |
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512 void DemoEditor::performUndo() |
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513 { |
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514 if (undoHistoryPos > 0 && undoHistory.size() > 1) |
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parents:
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515 { |
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516 undoHistoryPos--; |
393
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517 delete currTimeline; |
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518 currTimeline = new TimelineObject(undoHistory.at(undoHistoryPos)); |
376
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519 changed = true; |
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520 |
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521 updateMenuStates(); |
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522 update(); |
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523 } |
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524 } |