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OClCollMeshEngn: produce ambience into stimBuff frames directly

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This commit is contained in:
Hayodea Hekol
2026-04-04 13:17:43 -04:00
parent 1c0f028de0
commit e8044a0d17
10 changed files with 101 additions and 333 deletions
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stimBuffApis/livoxGen1/pcloudStimulusProducer.cpp
+19 -38
View File
@@ -9,7 +9,6 @@
#include <spinscale/asynchronousLoop.h>
#include <user/stimulusFrame.h>
#include <user/frameAssemblyDesc.h>
#include <user/pcloudAmbienceStencil.h>
#include <livoxProto1/device.h>
#include "livoxGen1.h"
#include "pcloudStimulusProducer.h"
@@ -54,20 +53,14 @@ static StagingBuffer::IOEngineConstraints openClIntensityInputConstraints(
// framePadToNBytes (pointer size)
static_cast<size_t>(sysconf(_SC_PAGE_SIZE)));
/* IOEngineConstraints for PcloudAmbienceStimulusBuffer's StagingBuffer, which
* backs SpMcRingBuffer (one StimulusFrame per ring slot). Not the OpenCL
* collating engine's assembly/collation buffers — those use assemblyBuffer /
* collationBuffer above. slotPadToNBytes here is the byte size of each ringbuff
* slot: nDgramsPerStagingBufferFrame floats (set in ctor).
*/
static StagingBuffer::IOEngineConstraints openClAmbienceInputConstraints(
// slotStartAlignmentByteVal (sizeof(void*))
sizeof(PcloudAmbienceStencil::PcloudAmbienceStimulusValue),
// slotPadToNBytes (sizeof(PcloudAmbienceStimulusValue))
sizeof(PcloudAmbienceStencil::PcloudAmbienceStimulusValue),
// frameStartAlignmentByteVal (page alignment)
static_cast<size_t>(sysconf(_SC_PAGE_SIZE)),
// framePadToNBytes (page alignment)
static_cast<size_t>(sysconf(_SC_PAGE_SIZE)));
static StagingBuffer::IOEngineConstraints openClAverageIntensityConstraints(
// slotStartAlignmentByteVal (sizeof(float))
sizeof(float),
// slotPadToNBytes (sizeof(float))
sizeof(float),
// frameStartAlignmentByteVal (page alignment)
static_cast<size_t>(sysconf(_SC_PAGE_SIZE)),
@@ -96,12 +89,6 @@ collationBuffer(
StagingBuffer::IOEngineConstraints::openClInputConstraints,
nDgramsPerStagingBufferFrame),
collationBufferMlockPinner(collationBuffer.makeMlockPinner()),
averageIntensityBuffer(
openClAverageIntensityConstraints,
openClAverageIntensityConstraints,
nDgramsPerStagingBufferFrame),
averageIntensityBufferMlockPinner(
averageIntensityBuffer.makeMlockPinner()),
pcloudFrameDumper(deviceAttachmentSpec),
tempStimulusFrameMem(0),
tempStimulusFrame(
@@ -111,6 +98,10 @@ tempStimulusFrame(
sizeof(tempStimulusFrameMem)},
*smoHooksPtr, 0, SIZE_MAX)
{
// See comment in openClAmbienceInputConstraints above.
openClAmbienceInputConstraints.slotPadToNBytes =
nDgramsPerStagingBufferFrame * sizeof(float);
if (smoHooksPtr->OptionParser_getOptions().verbose)
{
std::cout << __func__ << ": assembly buffer : "
@@ -291,12 +282,10 @@ PcloudStimulusProducer::getOrCreateAttachedStimulusBuffer(
// Parse qualeIfaceApi to determine buffer type
const std::string& qualeIfaceApi = deviceAttachmentSpec->qualeIfaceApi;
// Calculate nPointsPerDgram based on return mode
size_t nPointsPerDgram = livoxProto1::Device::getNPointsPerDgram(
static_cast<int>(device->currentReturnMode));
if (qualeIfaceApi == "mesh")
{
size_t nPointsPerDgram = livoxProto1::Device::getNPointsPerDgram(
static_cast<int>(device->currentReturnMode));
/* Calculate slotStrideNBytes:
* nDgramsPerStagingBufferFrame * nPointsPerDgram * sizeof(float) * 3
*/
@@ -318,6 +307,8 @@ PcloudStimulusProducer::getOrCreateAttachedStimulusBuffer(
}
else if (qualeIfaceApi == "pcloudIntensity")
{
size_t nPointsPerDgram = livoxProto1::Device::getNPointsPerDgram(
static_cast<int>(device->currentReturnMode));
/* Calculate slotStrideNBytes:
* nDgramsPerStagingBufferFrame * nPointsPerDgram * sizeof(float) * 1
*/
@@ -340,27 +331,17 @@ PcloudStimulusProducer::getOrCreateAttachedStimulusBuffer(
}
else if (qualeIfaceApi == "pcloudAmbience")
{
// Parse n-stencils from qualeIfaceApiParams
const std::vector<std::string> nStencilsParamNames = {
"n-stencils"
};
int nStencilsInt = device::DeviceAttachmentSpec
::parseOptionalParamAsIntWithSynonyms(
deviceAttachmentSpec->qualeIfaceApiParams,
nStencilsParamNames, 1);
size_t nStencils = static_cast<size_t>(nStencilsInt);
auto ambienceBuffer = std::make_shared<PcloudAmbienceStimulusBuffer>(
auto ambienceStimBuff = std::make_shared<PcloudAmbienceStimulusBuffer>(
*this, deviceAttachmentSpec, histbuffMs,
openClAmbienceInputConstraints, openClAmbienceInputConstraints,
*smoHooksPtr, CL_MEM_READ_WRITE,
nStencils, this->nDgramsPerStagingBufferFrame);
this->nDgramsPerStagingBufferFrame);
this->stop();
addAttachedStimulusBufferIfNotExists(ambienceBuffer);
ambienceStimulusBuffer.store(ambienceBuffer, std::memory_order_release);
addAttachedStimulusBufferIfNotExists(ambienceStimBuff);
ambienceStimulusBuffer.store(ambienceStimBuff, std::memory_order_release);
this->start();
return ambienceBuffer;
return ambienceStimBuff;
}
else
{