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Commit 9c790338 authored by PIACIBELLO Cyrille's avatar PIACIBELLO Cyrille
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Tiny correction

parent 3610005a
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Src/Components/FBasicParticleContainer.hpp
View file @ 9c790338
......@@ -25,280 +25,280 @@
#include "FParticleType.hpp"
/**
* @author Berenger Bramas (berenger.bramas@inria.fr)
* @class FBasicParticle
* Please read the license
*
* This class defines a container which can holds one type (AttributeClass)
* for each particle.
* The memory is allocated for all informations, the positions and the
* request type.
* For example is one want to store a struct for each particle:
* @code
* @code struct AStruct{
* @code ...
* @code };
* @code FBasicParticleContainer<1, AStruct> container;
* And then the access is done using:
* @code AStruct* strucs = container.getAttributes<0>();
*/
* @author Berenger Bramas (berenger.bramas@inria.fr)
* @class FBasicParticle
* Please read the license
*
* This class defines a container which can holds one type (AttributeClass)
* for each particle.
* The memory is allocated for all informations, the positions and the
* request type.
* For example is one want to store a struct for each particle:
* @code
* @code struct AStruct{
* @code ...
* @code };
* @code FBasicParticleContainer<1, AStruct> container;
* And then the access is done using:
* @code AStruct* strucs = container.getAttributes<0>();
*/
template <unsigned NbAttributesPerParticle, class AttributeClass = FReal >
class FBasicParticleContainer : public FAbstractParticleContainer, public FAbstractSerializable {
protected:
/** The number of particles in the container */
int nbParticles;
/** 3 pointers to 3 arrays of real to store the position */
FReal* positions[3];
/** The attributes requested by the user */
AttributeClass* attributes[NbAttributesPerParticle];
/** The allocated memory */
int allocatedParticles;
/////////////////////////////////////////////////////
/////////////////////////////////////////////////////
/** Ending call for pushing the attributes */
template<int index>
void addParticleValue(const int /*insertPosition*/){
}
/** Filling call for each attributes values */
template<int index, typename... Args>
void addParticleValue(const int insertPosition, const AttributeClass value, Args... args){
// Compile test to ensure indexing
static_assert(index < NbAttributesPerParticle, "Index to get attributes is out of scope.");
// insert the value
attributes[index][insertPosition] = value;
// Continue for reamining values
addParticleValue<index+1>( insertPosition, args...);
}
/** The number of particles in the container */
int nbParticles;
/** 3 pointers to 3 arrays of real to store the position */
FReal* positions[3];
/** The attributes requested by the user */
AttributeClass* attributes[NbAttributesPerParticle];
/** The allocated memory */
int allocatedParticles;
/////////////////////////////////////////////////////
/////////////////////////////////////////////////////
/** Ending call for pushing the attributes */
template<int index>
void addParticleValue(const int /*insertPosition*/){
}
/** Filling call for each attributes values */
template<int index, typename... Args>
void addParticleValue(const int insertPosition, const AttributeClass value, Args... args){
// Compile test to ensure indexing
static_assert(index < NbAttributesPerParticle, "Index to get attributes is out of scope.");
// insert the value
attributes[index][insertPosition] = value;
// Continue for reamining values
addParticleValue<index+1>( insertPosition, args...);
}
public:
/////////////////////////////////////////////////////
/////////////////////////////////////////////////////
FBasicParticleContainer(const FBasicParticleContainer&) = delete;
FBasicParticleContainer& operator=(const FBasicParticleContainer&) = delete;
/////////////////////////////////////////////////////
/////////////////////////////////////////////////////
/** Basic contructor */
FBasicParticleContainer() : nbParticles(0), allocatedParticles(0){
memset(positions, 0, sizeof(positions[0]) * 3);
memset(attributes, 0, sizeof(attributes[0]) * NbAttributesPerParticle);
}
/** Simply dalloc the memory using first pointer
*/
~FBasicParticleContainer(){
FAlignedMemory::Dealloc16BAligned(positions[0]);
}
/**
* @brief getNbParticles
* @return the number of particles
*/
int getNbParticles() const{
return nbParticles;
}
/**
* @brief reset the number of particles
* @warning Only the number of particles is set to 0, the particles are still here.
*/
void resetNumberOfParticles()
{
nbParticles = 0 ;
}
/**
* @brief getPositions
* @return a FReal*[3] to get access to the positions
*/
const FReal*const* getPositions() const {
return positions;
}
/**
* @brief getWPositions
* @return get the position in write mode
*/
FReal* const* getWPositions() {
return positions;
/////////////////////////////////////////////////////
/////////////////////////////////////////////////////
FBasicParticleContainer(const FBasicParticleContainer&) = delete;
FBasicParticleContainer& operator=(const FBasicParticleContainer&) = delete;
/////////////////////////////////////////////////////
/////////////////////////////////////////////////////
/** Basic contructor */
FBasicParticleContainer() : nbParticles(0), allocatedParticles(0){
memset(positions, 0, sizeof(positions[0]) * 3);
memset(attributes, 0, sizeof(attributes[0]) * NbAttributesPerParticle);
}
/** Simply dalloc the memory using first pointer
*/
~FBasicParticleContainer(){
FAlignedMemory::Dealloc32BAligned(positions[0]);
}
/**
* @brief getNbParticles
* @return the number of particles
*/
int getNbParticles() const{
return nbParticles;
}
/**
* @brief reset the number of particles
* @warning Only the number of particles is set to 0, the particles are still here.
*/
void resetNumberOfParticles()
{
nbParticles = 0 ;
}
/**
* @brief getPositions
* @return a FReal*[3] to get access to the positions
*/
const FReal*const* getPositions() const {
return positions;
}
/**
* @brief getWPositions
* @return get the position in write mode
*/
FReal* const* getWPositions() {
return positions;
}
/**
* @brief getAttribute
* @param index
* @return the attribute at index index
*/
AttributeClass* getAttribute(const int index) {
return attributes[index];
}
/**
* @brief getAttribute
* @param index
* @return
*/
const AttributeClass* getAttribute(const int index) const {
return attributes[index];
}
/**
* Get the attribute with a forcing compile optimization
*/
template <int index>
AttributeClass* getAttribute() {
static_assert(index < NbAttributesPerParticle, "Index to get attributes is out of scope.");
return attributes[index];
}
/**
* Get the attribute with a forcing compile optimization
*/
template <int index>
const AttributeClass* getAttribute() const {
static_assert(index < NbAttributesPerParticle, "Index to get attributes is out of scope.");
return attributes[index];
}
/////////////////////////////////////////////////////
/////////////////////////////////////////////////////
/**
* Push called bu FSimpleLeaf
* Should have a particle position fallowed by attributes
*/
template<typename... Args>
void push(const FPoint& inParticlePosition, Args... args){
// enought space?
if( nbParticles == allocatedParticles ){
// allocate memory
const int moduloParticlesNumber = (32/sizeof(FReal)); // We want to be rounded to 32B
allocatedParticles = (FMath::Max(10,int(FReal(nbParticles+1)*1.5)) + moduloParticlesNumber - 1) & ~(moduloParticlesNumber-1);
// init with 0
const size_t allocatedBytes = (sizeof(FReal)*3 + sizeof(AttributeClass)*NbAttributesPerParticle)*allocatedParticles;
FReal* newData = reinterpret_cast<FReal*>(FAlignedMemory::Allocate32BAligned(allocatedBytes));
memset( newData, 0, allocatedBytes);
// copy memory
const char*const toDelete = reinterpret_cast<const char*>(positions[0]);
for(int idx = 0 ; idx < 3 ; ++idx){
memcpy(newData + (allocatedParticles * idx), positions[idx], sizeof(FReal) * nbParticles);
positions[idx] = newData + (allocatedParticles * idx);
}
// copy attributes
AttributeClass* startAddress = reinterpret_cast<AttributeClass*>(positions[2] + allocatedParticles);
for(unsigned idx = 0 ; idx < NbAttributesPerParticle ; ++idx){
memcpy(startAddress + (allocatedParticles * idx), attributes[idx], sizeof(AttributeClass) * nbParticles);
attributes[idx] = startAddress + (idx * allocatedParticles);
}
// delete old
FAlignedMemory::Dealloc32BAligned(toDelete);
}
/**
* @brief getAttribute
* @param index
* @return the attribute at index index
*/
AttributeClass* getAttribute(const int index) {
return attributes[index];
// insert particle data
positions[0][nbParticles] = inParticlePosition.getX();
positions[1][nbParticles] = inParticlePosition.getY();
positions[2][nbParticles] = inParticlePosition.getZ();
// insert attribute data
addParticleValue<0>( nbParticles, args...);
nbParticles += 1;
}
/**
* Push called usually by FTypedLeaf with the isTarget flag in addition
*/
template<typename... Args>
void push(const FPoint& inParticlePosition, const FParticleType /*particleType*/, Args... args){
push(inParticlePosition, args...);
}
/** set nb particles to 0 */
void clear(){
nbParticles = 0;
}
/** to enable rearranging
* indexesToRemove must be sorted
* it removes all the particles at position indexesToRemove
*/
void removeParticles(const int indexesToRemove[], const int nbParticlesToRemove){
int offset = 1;
int idxIndexes = 1;
int idxIns = indexesToRemove[0] + 1;
for( ; idxIns < nbParticles && idxIndexes < nbParticlesToRemove ; ++idxIns){
if( idxIns == indexesToRemove[idxIndexes] ){
idxIndexes += 1;
offset += 1;
}
else{
for(int idx = 0 ; idx < 3 ; ++idx){
positions[idx][idxIns-offset] = positions[idx][idxIns];
}
for(unsigned idx = 0 ; idx < NbAttributesPerParticle ; ++idx){
attributes[idx][idxIns-offset] = attributes[idx][idxIns];
}
}
}
/**
* @brief getAttribute
* @param index
* @return
*/
const AttributeClass* getAttribute(const int index) const {
return attributes[index];
for( ; idxIns < nbParticles ; ++idxIns){
for(int idx = 0 ; idx < 3 ; ++idx){
positions[idx][idxIns-offset] = positions[idx][idxIns];
}
for(unsigned idx = 0 ; idx < NbAttributesPerParticle ; ++idx){
attributes[idx][idxIns-offset] = attributes[idx][idxIns];
}
}
/**
* Get the attribute with a forcing compile optimization
*/
template <int index>
AttributeClass* getAttribute() {
static_assert(index < NbAttributesPerParticle, "Index to get attributes is out of scope.");
return attributes[index];
nbParticles -= nbParticlesToRemove;
}
/////////////////////////////////////////////////////
/////////////////////////////////////////////////////
/** The size to send a leaf */
int getSavedSize() const{
return int(sizeof(nbParticles) + nbParticles * (3 * sizeof(FReal) + NbAttributesPerParticle * sizeof(AttributeClass)));
}
/** Save the current cell in a buffer */
template <class BufferWriterClass>
void save(BufferWriterClass& buffer) const{
buffer << nbParticles;
for(int idx = 0 ; idx < 3 ; ++idx){
buffer.write(positions[idx], nbParticles);
}
/**
* Get the attribute with a forcing compile optimization
*/
template <int index>
const AttributeClass* getAttribute() const {
static_assert(index < NbAttributesPerParticle, "Index to get attributes is out of scope.");
return attributes[index];
for(unsigned idx = 0 ; idx < NbAttributesPerParticle ; ++idx){
buffer.write(attributes[idx], nbParticles);
}
/////////////////////////////////////////////////////
/////////////////////////////////////////////////////
/**
* Push called bu FSimpleLeaf
* Should have a particle position fallowed by attributes
*/
template<typename... Args>
void push(const FPoint& inParticlePosition, Args... args){
// enought space?
if( nbParticles == allocatedParticles ){
// allocate memory
const int moduloParticlesNumber = (16/sizeof(FReal)); // We want to be rounded to 16B
allocatedParticles = (FMath::Max(10,int(FReal(nbParticles+1)*1.5)) + moduloParticlesNumber - 1) & ~(moduloParticlesNumber-1);
// init with 0
const size_t allocatedBytes = (sizeof(FReal)*3 + sizeof(AttributeClass)*NbAttributesPerParticle)*allocatedParticles;
FReal* newData = reinterpret_cast<FReal*>(FAlignedMemory::Allocate16BAligned(allocatedBytes));
memset( newData, 0, allocatedBytes);
// copy memory
const char*const toDelete = reinterpret_cast<const char*>(positions[0]);
for(int idx = 0 ; idx < 3 ; ++idx){
memcpy(newData + (allocatedParticles * idx), positions[idx], sizeof(FReal) * nbParticles);
positions[idx] = newData + (allocatedParticles * idx);
}
// copy attributes
AttributeClass* startAddress = reinterpret_cast<AttributeClass*>(positions[2] + allocatedParticles);
for(unsigned idx = 0 ; idx < NbAttributesPerParticle ; ++idx){
memcpy(startAddress + (allocatedParticles * idx), attributes[idx], sizeof(AttributeClass) * nbParticles);
attributes[idx] = startAddress + (idx * allocatedParticles);
}
// delete old
FAlignedMemory::Dealloc16BAligned(toDelete);
}
// insert particle data
positions[0][nbParticles] = inParticlePosition.getX();
positions[1][nbParticles] = inParticlePosition.getY();
positions[2][nbParticles] = inParticlePosition.getZ();
// insert attribute data
addParticleValue<0>( nbParticles, args...);
nbParticles += 1;
}
/**
* Push called usually by FTypedLeaf with the isTarget flag in addition
*/
template<typename... Args>
void push(const FPoint& inParticlePosition, const FParticleType /*particleType*/, Args... args){
push(inParticlePosition, args...);
}
/** Restore the current cell from a buffer */
template <class BufferReaderClass>
void restore(BufferReaderClass& buffer){
buffer >> nbParticles;
if( nbParticles >= allocatedParticles ){
// allocate memory
const int moduloParticlesNumber = (32/sizeof(FReal)); // We want to be rounded to 32B
allocatedParticles = (FMath::Max(10,int(FReal(nbParticles+1)*1.5)) + moduloParticlesNumber - 1) & ~(moduloParticlesNumber-1);
// init with 0
const size_t allocatedBytes = (sizeof(FReal)*3 + sizeof(AttributeClass)*NbAttributesPerParticle)*allocatedParticles;
FReal* newData = reinterpret_cast<FReal*>(FAlignedMemory::Allocate32BAligned(allocatedBytes));
memset( newData, 0, allocatedBytes);
FAlignedMemory::Dealloc32BAligned(positions[0]);
for(int idx = 0 ; idx < 3 ; ++idx){
positions[idx] = newData + (allocatedParticles * idx);
}
AttributeClass* startAddress = reinterpret_cast<AttributeClass*>(positions[2] + allocatedParticles);
for(unsigned idx = 0 ; idx < NbAttributesPerParticle ; ++idx){
attributes[idx] = startAddress + (idx * allocatedParticles);
}
}
/** set nb particles to 0 */
void clear(){
nbParticles = 0;
for(int idx = 0 ; idx < 3 ; ++idx){
buffer.fillArray(positions[idx], nbParticles);
}
/** to enable rearranging
* indexesToRemove must be sorted
* it removes all the particles at position indexesToRemove
*/
void removeParticles(const int indexesToRemove[], const int nbParticlesToRemove){
int offset = 1;
int idxIndexes = 1;
int idxIns = indexesToRemove[0] + 1;
for( ; idxIns < nbParticles && idxIndexes < nbParticlesToRemove ; ++idxIns){
if( idxIns == indexesToRemove[idxIndexes] ){
idxIndexes += 1;
offset += 1;
}
else{
for(int idx = 0 ; idx < 3 ; ++idx){
positions[idx][idxIns-offset] = positions[idx][idxIns];
}
for(unsigned idx = 0 ; idx < NbAttributesPerParticle ; ++idx){
attributes[idx][idxIns-offset] = attributes[idx][idxIns];
}
}
}
for( ; idxIns < nbParticles ; ++idxIns){
for(int idx = 0 ; idx < 3 ; ++idx){
positions[idx][idxIns-offset] = positions[idx][idxIns];
}
for(unsigned idx = 0 ; idx < NbAttributesPerParticle ; ++idx){
attributes[idx][idxIns-offset] = attributes[idx][idxIns];
}
}
nbParticles -= nbParticlesToRemove;
}
/////////////////////////////////////////////////////
/////////////////////////////////////////////////////
/** The size to send a leaf */
int getSavedSize() const{
return int(sizeof(nbParticles) + nbParticles * (3 * sizeof(FReal) + NbAttributesPerParticle * sizeof(AttributeClass)));
}
/** Save the current cell in a buffer */
template <class BufferWriterClass>
void save(BufferWriterClass& buffer) const{
buffer << nbParticles;
for(int idx = 0 ; idx < 3 ; ++idx){
buffer.write(positions[idx], nbParticles);
}
for(unsigned idx = 0 ; idx < NbAttributesPerParticle ; ++idx){
buffer.write(attributes[idx], nbParticles);
}
}
/** Restore the current cell from a buffer */
template <class BufferReaderClass>
void restore(BufferReaderClass& buffer){
buffer >> nbParticles;
if( nbParticles >= allocatedParticles ){
// allocate memory
const int moduloParticlesNumber = (16/sizeof(FReal)); // We want to be rounded to 16B
allocatedParticles = (FMath::Max(10,int(FReal(nbParticles+1)*1.5)) + moduloParticlesNumber - 1) & ~(moduloParticlesNumber-1);
// init with 0
const size_t allocatedBytes = (sizeof(FReal)*3 + sizeof(AttributeClass)*NbAttributesPerParticle)*allocatedParticles;
FReal* newData = reinterpret_cast<FReal*>(FAlignedMemory::Allocate16BAligned(allocatedBytes));
memset( newData, 0, allocatedBytes);
FAlignedMemory::Dealloc16BAligned(positions[0]);
for(int idx = 0 ; idx < 3 ; ++idx){
positions[idx] = newData + (allocatedParticles * idx);
}
AttributeClass* startAddress = reinterpret_cast<AttributeClass*>(positions[2] + allocatedParticles);
for(unsigned idx = 0 ; idx < NbAttributesPerParticle ; ++idx){
attributes[idx] = startAddress + (idx * allocatedParticles);
}
}
for(int idx = 0 ; idx < 3 ; ++idx){
buffer.fillArray(positions[idx], nbParticles);
}
for(unsigned idx = 0 ; idx < NbAttributesPerParticle ; ++idx){
buffer.fillArray(attributes[idx], nbParticles);
}
for(unsigned idx = 0 ; idx < NbAttributesPerParticle ; ++idx){
buffer.fillArray(attributes[idx], nbParticles);
}
}
};
......
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