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Throw error when allocating too large ospray buffer. #437

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merged 3 commits into from
Jun 22, 2018
Merged

Throw error when allocating too large ospray buffer. #437

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e90cd84
Throw error when allocating too large ospray buffer.
Jun 22, 2018
033f00f
Simplify code
Jun 22, 2018
64dfae8
Merge branch 'master' into allocation_warning
favreau Jun 22, 2018
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173 changes: 75 additions & 98 deletions plugins/engines/ospray/OSPRayModel.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -26,72 +26,63 @@
#include <brayns/common/material/Material.h>
#include <brayns/common/scene/Scene.h>

namespace brayns
namespace
{
OSPRayModel::~OSPRayModel()
template <typename VecT>
OSPData allocateVectorData(const std::vector<VecT>& vec,
const OSPDataType ospType,
const size_t memoryManagementFlags)
{
if (_useSimulationModel)
{
for (auto geom : _ospExtendedSpheres)
ospRemoveGeometry(_simulationModel, geom.second);
for (auto geom : _ospExtendedCylinders)
ospRemoveGeometry(_simulationModel, geom.second);
for (auto geom : _ospExtendedCones)
ospRemoveGeometry(_simulationModel, geom.second);
for (auto geom : _ospSDFGeometryRefs)
ospRemoveGeometry(_simulationModel, geom.second);
}
else
{
for (auto geom : _ospExtendedSpheres)
ospRemoveGeometry(_model, geom.second);
for (auto geom : _ospExtendedCylinders)
ospRemoveGeometry(_model, geom.second);
for (auto geom : _ospExtendedCones)
ospRemoveGeometry(_model, geom.second);
for (auto geom : _ospSDFGeometryRefs)
ospRemoveGeometry(_model, geom.second);
}
const size_t totBytes = vec.size() * sizeof(decltype(vec.back()));

for (auto& geom : _ospExtendedSpheres)
ospRelease(geom.second);
_ospExtendedSpheres.clear();
for (auto& geom : _ospExtendedSpheresData)
ospRelease(geom.second);
_ospExtendedSpheresData.clear();
for (auto& geom : _ospExtendedCylinders)
ospRelease(geom.second);
_ospExtendedCylinders.clear();
for (auto& geom : _ospExtendedCylindersData)
ospRelease(geom.second);
_ospExtendedCylindersData.clear();
for (auto& geom : _ospExtendedCones)
ospRelease(geom.second);
_ospExtendedCones.clear();
for (auto& geom : _ospExtendedConesData)
ospRelease(geom.second);
_ospExtendedConesData.clear();
for (auto& geom : _ospMeshes)
ospRelease(geom.second);
_ospMeshes.clear();
for (auto& geom : _ospSDFGeometryRefsData)
ospRelease(geom.second);
_ospSDFGeometryRefsData.clear();

if (_simulationModel)
ospRelease(_simulationModel);
if (totBytes >= INT_MAX)
throw std::runtime_error("Buffer allocation too big.");

if (_boundingBoxModel)
ospRelease(_boundingBoxModel);
return ospNewData(totBytes / ospray::sizeOf(ospType), ospType, vec.data(),
memoryManagementFlags);
}
}

namespace brayns
{
OSPRayModel::~OSPRayModel()
{
const auto removeGeometry = [&](const auto& geometryMap) {
auto& model = _useSimulationModel ? _simulationModel : _model;
for (auto geom : geometryMap)
ospRemoveGeometry(model, geom.second);
};

if (_ospSDFGeometryData)
ospRelease(_ospSDFGeometryData);
const auto releaseAndClearGeometry = [&](auto& geometryMap) {
for (auto geom : geometryMap)
ospRelease(geom.second);
geometryMap.clear();
};

if (_ospSDFNeighboursData)
ospRelease(_ospSDFNeighboursData);
const auto releaseModel = [&](const auto& model) {
if (model)
ospRelease(model);
};

if (_model)
ospRelease(_model);
removeGeometry(_ospExtendedSpheres);
removeGeometry(_ospExtendedCylinders);
removeGeometry(_ospExtendedCones);
removeGeometry(_ospSDFGeometryRefs);

releaseAndClearGeometry(_ospExtendedSpheres);
releaseAndClearGeometry(_ospExtendedSpheresData);
releaseAndClearGeometry(_ospExtendedCylinders);
releaseAndClearGeometry(_ospExtendedCylindersData);
releaseAndClearGeometry(_ospExtendedCones);
releaseAndClearGeometry(_ospExtendedConesData);
releaseAndClearGeometry(_ospMeshes);
releaseAndClearGeometry(_ospSDFGeometryRefsData);

releaseModel(_simulationModel);
releaseModel(_boundingBoxModel);
releaseModel(_ospSDFGeometryData);
releaseModel(_ospSDFNeighboursData);
releaseModel(_model);
}

void OSPRayModel::setMemoryFlags(const size_t memoryManagementFlags)
Expand Down Expand Up @@ -147,14 +138,13 @@ void OSPRayModel::buildBoundingBox()
void OSPRayModel::_commitSpheres(const size_t materialId)
{
const auto& spheres = _spheres[materialId];
const auto bufferSize = spheres.size() * sizeof(Sphere);

if (_ospExtendedSpheres.find(materialId) != _ospExtendedSpheres.end())
ospRemoveGeometry(_model, _ospExtendedSpheres[materialId]);

_ospExtendedSpheres[materialId] = ospNewGeometry("extendedspheres");
_ospExtendedSpheresData[materialId] =
ospNewData(bufferSize / sizeof(float), OSP_FLOAT, spheres.data(),
_memoryManagementFlags);
allocateVectorData(spheres, OSP_FLOAT, _memoryManagementFlags);

ospSetObject(_ospExtendedSpheres[materialId], "extendedspheres",
_ospExtendedSpheresData[materialId]);
Expand All @@ -175,14 +165,12 @@ void OSPRayModel::_commitSpheres(const size_t materialId)
void OSPRayModel::_commitCylinders(const size_t materialId)
{
const auto& cylinders = _cylinders[materialId];
const auto bufferSize = cylinders.size() * sizeof(Cylinder);
if (_ospExtendedCylinders.find(materialId) != _ospExtendedCylinders.end())
ospRemoveGeometry(_model, _ospExtendedCylinders[materialId]);

_ospExtendedCylinders[materialId] = ospNewGeometry("extendedcylinders");
_ospExtendedCylindersData[materialId] =
ospNewData(bufferSize / sizeof(float), OSP_FLOAT, cylinders.data(),
_memoryManagementFlags);
allocateVectorData(cylinders, OSP_FLOAT, _memoryManagementFlags);
ospSetObject(_ospExtendedCylinders[materialId], "extendedcylinders",
_ospExtendedCylindersData[materialId]);

Expand All @@ -203,14 +191,13 @@ void OSPRayModel::_commitCylinders(const size_t materialId)
void OSPRayModel::_commitCones(const size_t materialId)
{
const auto& cones = _cones[materialId];
const auto bufferSize = cones.size() * sizeof(Cone);
if (_ospExtendedCones.find(materialId) != _ospExtendedCones.end())
ospRemoveGeometry(_model, _ospExtendedCones[materialId]);

_ospExtendedCones[materialId] = ospNewGeometry("extendedcones");
_ospExtendedConesData[materialId] =
ospNewData(bufferSize / sizeof(float), OSP_FLOAT, cones.data(),
_memoryManagementFlags);
allocateVectorData(cones, OSP_FLOAT, _memoryManagementFlags);

ospSetObject(_ospExtendedCones[materialId], "extendedcones",
_ospExtendedConesData[materialId]);

Expand All @@ -232,37 +219,32 @@ void OSPRayModel::_commitMeshes(const size_t materialId)
_ospMeshes[materialId] = ospNewGeometry("trianglemesh");

auto& trianglesMesh = _trianglesMeshes[materialId];
OSPData vertices =
ospNewData(trianglesMesh.vertices.size(), OSP_FLOAT3,
trianglesMesh.vertices.data(), _memoryManagementFlags);
OSPData vertices = allocateVectorData(trianglesMesh.vertices, OSP_FLOAT3,
_memoryManagementFlags);

if (!trianglesMesh.normals.empty())
{
OSPData normals =
ospNewData(trianglesMesh.normals.size(), OSP_FLOAT3,
trianglesMesh.normals.data(), _memoryManagementFlags);
OSPData normals = allocateVectorData(trianglesMesh.normals, OSP_FLOAT3,
_memoryManagementFlags);
ospSetObject(_ospMeshes[materialId], "vertex.normal", normals);
}

OSPData indices =
ospNewData(trianglesMesh.indices.size(), OSP_INT3,
trianglesMesh.indices.data(), _memoryManagementFlags);
OSPData indices = allocateVectorData(trianglesMesh.indices, OSP_INT3,
_memoryManagementFlags);

if (!trianglesMesh.colors.empty())
{
OSPData colors =
ospNewData(trianglesMesh.colors.size(), OSP_FLOAT3A,
trianglesMesh.colors.data(), _memoryManagementFlags);
OSPData colors = allocateVectorData(trianglesMesh.colors, OSP_FLOAT3A,
_memoryManagementFlags);
ospSetObject(_ospMeshes[materialId], "vertex.color", colors);
ospRelease(colors);
}

if (!trianglesMesh.textureCoordinates.empty())
{
OSPData texCoords =
ospNewData(trianglesMesh.textureCoordinates.size(), OSP_FLOAT2,
trianglesMesh.textureCoordinates.data(),
_memoryManagementFlags);
allocateVectorData(trianglesMesh.textureCoordinates, OSP_FLOAT2,
_memoryManagementFlags);
ospSetObject(_ospMeshes[materialId], "vertex.texcoord", texCoords);
ospRelease(texCoords);
}
Expand All @@ -288,10 +270,7 @@ void OSPRayModel::_commitSDFGeometries()
assert(_ospSDFNeighboursData == nullptr);

_ospSDFGeometryData =
ospNewData(_sdf.geometries.size() * sizeof(_sdf.geometries) /
sizeof(OSP_CHAR),
OSP_CHAR, _sdf.geometries.data(), _memoryManagementFlags);

allocateVectorData(_sdf.geometries, OSP_CHAR, _memoryManagementFlags);
ospCommit(_ospSDFGeometryData);

// Create and upload flat list of neighbours
Expand All @@ -311,12 +290,12 @@ void OSPRayModel::_commitSDFGeometries()
}
}

_ospSDFNeighboursData =
ospNewData(_sdf.neighboursFlat.size() *
sizeof(decltype(_sdf.neighboursFlat.back())) /
sizeof(OSP_CHAR),
OSP_CHAR, _sdf.neighboursFlat.data(),
_memoryManagementFlags);
// Make sure we don't create an empty buffer in the case of no neighbours
if (_sdf.neighboursFlat.empty())
_sdf.neighboursFlat.resize(1, 0);

_ospSDFNeighboursData = allocateVectorData(_sdf.neighboursFlat, OSP_CHAR,
_memoryManagementFlags);

ospCommit(_ospSDFNeighboursData);

Expand All @@ -327,17 +306,15 @@ void OSPRayModel::_commitSDFGeometries()
if (_sdf.geometryIndices.find(materialId) == _sdf.geometryIndices.end())
continue;

const auto& sdfRefs = _sdf.geometryIndices[materialId];
const auto bufferSize =
sdfRefs.size() * sizeof(decltype(sdfRefs.back()));
if (_ospSDFGeometryRefs.find(materialId) != _ospSDFGeometryRefs.end())
ospRemoveGeometry(_model, _ospSDFGeometryRefs[materialId]);

_ospSDFGeometryRefs[materialId] =
ospNewGeometry("extendedsdfgeometries");
const auto dSize = bufferSize / sizeof(uint32_t);

_ospSDFGeometryRefsData[materialId] =
ospNewData(dSize, OSP_UINT, sdfRefs.data(), _memoryManagementFlags);
allocateVectorData(_sdf.geometryIndices[materialId], OSP_UINT,
_memoryManagementFlags);

ospSetObject(_ospSDFGeometryRefs[materialId], "extendedsdfgeometries",
_ospSDFGeometryRefsData[materialId]);
Expand Down