153 |
long cachedsamples = pSample->GetCache().Size / pSample->FrameSize; |
long cachedsamples = pSample->GetCache().Size / pSample->FrameSize; |
154 |
DiskVoice = cachedsamples < pSample->SamplesTotal; |
DiskVoice = cachedsamples < pSample->SamplesTotal; |
155 |
|
|
156 |
|
const DLS::sample_loop_t& loopinfo = pDimRgn->pSampleLoops[0]; |
157 |
|
|
158 |
if (DiskVoice) { // voice to be streamed from disk |
if (DiskVoice) { // voice to be streamed from disk |
159 |
MaxRAMPos = cachedsamples - (pEngine->MaxSamplesPerCycle << CONFIG_MAX_PITCH) / pSample->Channels; //TODO: this calculation is too pessimistic and may better be moved to Render() method, so it calculates MaxRAMPos dependent to the current demand of sample points to be rendered (e.g. in case of JACK) |
MaxRAMPos = cachedsamples - (pEngine->MaxSamplesPerCycle << CONFIG_MAX_PITCH) / pSample->Channels; //TODO: this calculation is too pessimistic and may better be moved to Render() method, so it calculates MaxRAMPos dependent to the current demand of sample points to be rendered (e.g. in case of JACK) |
160 |
|
|
161 |
// check if there's a loop defined which completely fits into the cached (RAM) part of the sample |
// check if there's a loop defined which completely fits into the cached (RAM) part of the sample |
162 |
RAMLoop = (pSample->Loops && pSample->LoopEnd <= MaxRAMPos); |
RAMLoop = (pDimRgn->SampleLoops && (loopinfo.LoopStart + loopinfo.LoopLength) <= MaxRAMPos); |
163 |
|
|
164 |
if (pDiskThread->OrderNewStream(&DiskStreamRef, pSample, MaxRAMPos, !RAMLoop) < 0) { |
if (pDiskThread->OrderNewStream(&DiskStreamRef, pDimRgn, MaxRAMPos, !RAMLoop) < 0) { |
165 |
dmsg(1,("Disk stream order failed!\n")); |
dmsg(1,("Disk stream order failed!\n")); |
166 |
KillImmediately(); |
KillImmediately(); |
167 |
return -1; |
return -1; |
170 |
} |
} |
171 |
else { // RAM only voice |
else { // RAM only voice |
172 |
MaxRAMPos = cachedsamples; |
MaxRAMPos = cachedsamples; |
173 |
RAMLoop = (pSample->Loops != 0); |
RAMLoop = (pDimRgn->SampleLoops != 0); |
174 |
dmsg(4,("RAM only voice launched (Looping: %s)\n", (RAMLoop) ? "yes" : "no")); |
dmsg(4,("RAM only voice launched (Looping: %s)\n", (RAMLoop) ? "yes" : "no")); |
175 |
} |
} |
176 |
if (RAMLoop) { |
if (RAMLoop) { |
177 |
loop.uiTotalCycles = pSample->LoopPlayCount; |
loop.uiTotalCycles = pSample->LoopPlayCount; |
178 |
loop.uiCyclesLeft = pSample->LoopPlayCount; |
loop.uiCyclesLeft = pSample->LoopPlayCount; |
179 |
loop.uiStart = pSample->LoopStart; |
loop.uiStart = loopinfo.LoopStart; |
180 |
loop.uiEnd = pSample->LoopEnd; |
loop.uiEnd = loopinfo.LoopStart + loopinfo.LoopLength; |
181 |
loop.uiSize = pSample->LoopSize; |
loop.uiSize = loopinfo.LoopLength; |
182 |
} |
} |
183 |
|
|
184 |
// calculate initial pitch value |
// calculate initial pitch value |
882 |
if (EG1.active()) { |
if (EG1.active()) { |
883 |
|
|
884 |
// if sample has a loop and loop start has been reached in this subfragment, send a special event to EG1 to let it finish the attack hold stage |
// if sample has a loop and loop start has been reached in this subfragment, send a special event to EG1 to let it finish the attack hold stage |
885 |
if (pSample->Loops && Pos <= pSample->LoopStart && pSample->LoopStart < newPos) { |
if (pDimRgn->SampleLoops && Pos <= pDimRgn->pSampleLoops[0].LoopStart && pDimRgn->pSampleLoops[0].LoopStart < newPos) { |
886 |
EG1.update(EGADSR::event_hold_end, pEngine->SampleRate / CONFIG_DEFAULT_SUBFRAGMENT_SIZE); |
EG1.update(EGADSR::event_hold_end, pEngine->SampleRate / CONFIG_DEFAULT_SUBFRAGMENT_SIZE); |
887 |
} |
} |
888 |
|
|