| 210 | } |
| 211 | |
| 212 | bool Rjp1::executeSongSequenceOp(Rjp1Channel *channel, uint8 code, const uint8 *&p) { |
| 213 | bool loop = true; |
| 214 | const uint8 *offs; |
| 215 | switch (code & 7) { |
| 216 | case 0: |
| 217 | offs = channel->sequenceOffsets; |
| 218 | channel->loopSeq2Count = 1; |
| 219 | while (1) { |
| 220 | code = *offs++; |
| 221 | if (code != 0) { |
| 222 | channel->sequenceOffsets = offs; |
| 223 | p = readBEDWord(_vars.songData[4] + code * 4) + _vars.songData[6]; |
| 224 | break; |
| 225 | } else { |
| 226 | code = offs[0]; |
| 227 | if (code == 0) { |
| 228 | p = 0; |
| 229 | channel->active = false; |
| 230 | _vars.activeChannelsMask &= ~(1 << _vars.currentChannel); |
| 231 | loop = false; |
| 232 | break; |
| 233 | } else if (code & 0x80) { |
| 234 | code = offs[1]; |
| 235 | offs = readBEDWord(_vars.songData[3] + code * 4) + _vars.songData[5]; |
| 236 | } else { |
| 237 | offs -= code; |
| 238 | } |
| 239 | } |
| 240 | } |
| 241 | break; |
| 242 | case 1: |
| 243 | setRelease(channel); |
| 244 | loop = false; |
| 245 | break; |
| 246 | case 2: // loc_A423A |
| 247 | channel->loopSeqCount = *p++; |
| 248 | break; |
| 249 | case 3: // loc_A4240 |
| 250 | channel->loopSeq2Count = *p++; |
| 251 | break; |
| 252 | case 4: // loc_A4246 |
| 253 | code = *p++; |
| 254 | if (code != 0) { |
| 255 | if (code >= _vars.instrumentsCount) |
| 256 | code = 0; |
| 257 | |
| 258 | setupInstrument(channel, code); |
| 259 | } |
| 260 | break; |
| 261 | case 5: |
| 262 | channel->volumeScale = *p++; |
| 263 | break; |
| 264 | case 6: |
| 265 | channel->freqStep = *p++; |
| 266 | channel->freqInc = readBEDWord(p); p += 4; |
| 267 | channel->freqInit = 0; |
| 268 | break; |
| 269 | case 7: |
nothing calls this directly
no test coverage detected