astaroth.h File Reference

#include <cuda_runtime_api.h>
#include <float.h>
#include <stdio.h>
#include <stdlib.h>
#include "user_defines.h"

Include dependency graph for astaroth.h:

This graph shows which files directly or indirectly include this file:

Go to the source code of this file.

Data Structures
struct	AcMatrix
struct	AcMeshInfo
struct	AcMesh
struct	Grid
struct	DeviceConfiguration

Macros
#define	STENCIL_ORDER   (6)
#define	NGHOST   (STENCIL_ORDER / 2)
#define	VERBOSE_PRINTING   (1)
#define	AC_REAL_MAX   (FLT_MAX)
#define	AC_REAL_MIN   (FLT_MIN)
#define	AC_REAL_EPSILON   (FLT_EPSILON)
#define	STREAM_ALL   (NUM_STREAMS)
#define	AC_GEN_ID(X)   X,
#define	_UNUSED   __attribute__((unused))
#define	AC_GEN_STR(X)   #X,

Typedefs
typedef float	AcReal
typedef float3	AcReal3
typedef struct device_s *	Device
typedef struct node_s *	Node

Enumerations
enum	AcResult { AC_SUCCESS = 0, AC_FAILURE = 1 }
enum	ReductionType {   RTYPE_MAX, RTYPE_MIN, RTYPE_RMS, RTYPE_RMS_EXP,   RTYPE_SUM, NUM_REDUCTION_TYPES }
enum	Stream {   STREAM_DEFAULT, STREAM_0, STREAM_1, STREAM_2,   STREAM_3, STREAM_4, STREAM_5, STREAM_6,   STREAM_7, STREAM_8, STREAM_9, STREAM_10,   STREAM_11, STREAM_12, STREAM_13, STREAM_14,   STREAM_15, STREAM_16, NUM_STREAMS }
enum	AcIntParam { AC_FOR_USER_INT_PARAM_TYPES }
enum	AcInt3Param { AC_FOR_USER_INT3_PARAM_TYPES }
enum	AcRealParam { AC_FOR_USER_REAL_PARAM_TYPES }
enum	AcReal3Param { AC_FOR_USER_REAL3_PARAM_TYPES }
enum	ScalarArrayHandle { AC_FOR_SCALARARRAY_HANDLES }
enum	VertexBufferHandle { AC_FOR_VTXBUF_HANDLES }

Functions
AcResult	acInit (const AcMeshInfo mesh_info)
AcResult	acQuit (void)
AcResult	acCheckDeviceAvailability (void)
AcResult	acSynchronizeStream (const Stream stream)
AcResult	acSynchronizeMesh (void)
AcResult	acLoadDeviceConstant (const AcRealParam param, const AcReal value)
AcResult	acLoad (const AcMesh host_mesh)
AcResult	acStore (AcMesh *host_mesh)
AcResult	acIntegrate (const AcReal dt)
AcResult	acBoundcondStep (void)
AcReal	acReduceScal (const ReductionType rtype, const VertexBufferHandle vtxbuf_handle)
AcReal	acReduceVec (const ReductionType rtype, const VertexBufferHandle a, const VertexBufferHandle b, const VertexBufferHandle c)
AcResult	acStoreWithOffset (const int3 dst, const size_t num_vertices, AcMesh *host_mesh)
AcResult	acIntegrateStep (const int isubstep, const AcReal dt)
AcResult	acIntegrateStepWithOffset (const int isubstep, const AcReal dt, const int3 start, const int3 end)
AcResult	acSynchronize (void)
AcResult	acLoadWithOffset (const AcMesh host_mesh, const int3 src, const int num_vertices)
int	acGetNumDevicesPerNode (void)
Node	acGetNode (void)
AcResult	acNodeCreate (const int id, const AcMeshInfo node_config, Node *node)
AcResult	acNodeDestroy (Node node)
AcResult	acNodePrintInfo (const Node node)
AcResult	acNodeQueryDeviceConfiguration (const Node node, DeviceConfiguration *config)
AcResult	acNodeAutoOptimize (const Node node)
AcResult	acNodeSynchronizeStream (const Node node, const Stream stream)
AcResult	acNodeSynchronizeVertexBuffer (const Node node, const Stream stream, const VertexBufferHandle vtxbuf_handle)
AcResult	acNodeSynchronizeMesh (const Node node, const Stream stream)
AcResult	acNodeSwapBuffers (const Node node)
AcResult	acNodeLoadConstant (const Node node, const Stream stream, const AcRealParam param, const AcReal value)
AcResult	acNodeLoadVertexBufferWithOffset (const Node node, const Stream stream, const AcMesh host_mesh, const VertexBufferHandle vtxbuf_handle, const int3 src, const int3 dst, const int num_vertices)
AcResult	acNodeLoadMeshWithOffset (const Node node, const Stream stream, const AcMesh host_mesh, const int3 src, const int3 dst, const int num_vertices)
AcResult	acNodeLoadVertexBuffer (const Node node, const Stream stream, const AcMesh host_mesh, const VertexBufferHandle vtxbuf_handle)
AcResult	acNodeLoadMesh (const Node node, const Stream stream, const AcMesh host_mesh)
AcResult	acNodeStoreVertexBufferWithOffset (const Node node, const Stream stream, const VertexBufferHandle vtxbuf_handle, const int3 src, const int3 dst, const int num_vertices, AcMesh *host_mesh)
AcResult	acNodeStoreMeshWithOffset (const Node node, const Stream stream, const int3 src, const int3 dst, const int num_vertices, AcMesh *host_mesh)
AcResult	acNodeStoreVertexBuffer (const Node node, const Stream stream, const VertexBufferHandle vtxbuf_handle, AcMesh *host_mesh)
AcResult	acNodeStoreMesh (const Node node, const Stream stream, AcMesh *host_mesh)
AcResult	acNodeIntegrateSubstep (const Node node, const Stream stream, const int step_number, const int3 start, const int3 end, const AcReal dt)
AcResult	acNodeIntegrate (const Node node, const AcReal dt)
AcResult	acNodePeriodicBoundcondStep (const Node node, const Stream stream, const VertexBufferHandle vtxbuf_handle)
AcResult	acNodePeriodicBoundconds (const Node node, const Stream stream)
AcResult	acNodeReduceScal (const Node node, const Stream stream, const ReductionType rtype, const VertexBufferHandle vtxbuf_handle, AcReal *result)
AcResult	acNodeReduceVec (const Node node, const Stream stream_type, const ReductionType rtype, const VertexBufferHandle vtxbuf0, const VertexBufferHandle vtxbuf1, const VertexBufferHandle vtxbuf2, AcReal *result)
AcResult	acDeviceCreate (const int id, const AcMeshInfo device_config, Device *device)
AcResult	acDeviceDestroy (Device device)
AcResult	acDevicePrintInfo (const Device device)
AcResult	acDeviceAutoOptimize (const Device device)
AcResult	acDeviceSynchronizeStream (const Device device, const Stream stream)
AcResult	acDeviceSwapBuffers (const Device device)
AcResult	acDeviceLoadScalarUniform (const Device device, const Stream stream, const AcRealParam param, const AcReal value)
AcResult	acDeviceLoadVectorUniform (const Device device, const Stream stream, const AcReal3Param param, const AcReal3 value)
AcResult	acDeviceLoadIntUniform (const Device device, const Stream stream, const AcIntParam param, const int value)
AcResult	acDeviceLoadInt3Uniform (const Device device, const Stream stream, const AcInt3Param param, const int3 value)
AcResult	acDeviceLoadScalarArray (const Device device, const Stream stream, const ScalarArrayHandle handle, const size_t start, const AcReal *data, const size_t num)
AcResult	acDeviceLoadMeshInfo (const Device device, const AcMeshInfo device_config)
AcResult	acDeviceLoadDefaultUniforms (const Device device)
AcResult	acDeviceLoadVertexBufferWithOffset (const Device device, const Stream stream, const AcMesh host_mesh, const VertexBufferHandle vtxbuf_handle, const int3 src, const int3 dst, const int num_vertices)
AcResult	acDeviceLoadMeshWithOffset (const Device device, const Stream stream, const AcMesh host_mesh, const int3 src, const int3 dst, const int num_vertices)
AcResult	acDeviceLoadVertexBuffer (const Device device, const Stream stream, const AcMesh host_mesh, const VertexBufferHandle vtxbuf_handle)
AcResult	acDeviceLoadMesh (const Device device, const Stream stream, const AcMesh host_mesh)
AcResult	acDeviceStoreVertexBufferWithOffset (const Device device, const Stream stream, const VertexBufferHandle vtxbuf_handle, const int3 src, const int3 dst, const int num_vertices, AcMesh *host_mesh)
AcResult	acDeviceStoreMeshWithOffset (const Device device, const Stream stream, const int3 src, const int3 dst, const int num_vertices, AcMesh *host_mesh)
AcResult	acDeviceStoreVertexBuffer (const Device device, const Stream stream, const VertexBufferHandle vtxbuf_handle, AcMesh *host_mesh)
AcResult	acDeviceStoreMesh (const Device device, const Stream stream, AcMesh *host_mesh)
AcResult	acDeviceTransferVertexBufferWithOffset (const Device src_device, const Stream stream, const VertexBufferHandle vtxbuf_handle, const int3 src, const int3 dst, const int num_vertices, Device dst_device)
AcResult	acDeviceTransferMeshWithOffset (const Device src_device, const Stream stream, const int3 src, const int3 dst, const int num_vertices, Device *dst_device)
AcResult	acDeviceTransferVertexBuffer (const Device src_device, const Stream stream, const VertexBufferHandle vtxbuf_handle, Device dst_device)
AcResult	acDeviceTransferMesh (const Device src_device, const Stream stream, Device dst_device)
AcResult	acDeviceIntegrateSubstep (const Device device, const Stream stream, const int step_number, const int3 start, const int3 end, const AcReal dt)
AcResult	acDevicePeriodicBoundcondStep (const Device device, const Stream stream, const VertexBufferHandle vtxbuf_handle, const int3 start, const int3 end)
AcResult	acDevicePeriodicBoundconds (const Device device, const Stream stream, const int3 start, const int3 end)
AcResult	acDeviceReduceScal (const Device device, const Stream stream, const ReductionType rtype, const VertexBufferHandle vtxbuf_handle, AcReal *result)
AcResult	acDeviceReduceVec (const Device device, const Stream stream_type, const ReductionType rtype, const VertexBufferHandle vtxbuf0, const VertexBufferHandle vtxbuf1, const VertexBufferHandle vtxbuf2, AcReal *result)
AcResult	acDeviceRunMPITest (void)

Macro Definition Documentation

_UNUSED

#define _UNUSED   __attribute__((unused))

AC_GEN_ID

#define AC_GEN_ID

(

X

)

X,

AC_GEN_STR

#define AC_GEN_STR

(

X

)

#X,

AC_REAL_EPSILON

#define AC_REAL_EPSILON   (FLT_EPSILON)

AC_REAL_MAX

#define AC_REAL_MAX   (FLT_MAX)

AC_REAL_MIN

#define AC_REAL_MIN   (FLT_MIN)

NGHOST

#define NGHOST   (STENCIL_ORDER / 2)

STENCIL_ORDER

#define STENCIL_ORDER   (6)

STREAM_ALL

#define STREAM_ALL   (NUM_STREAMS)

VERBOSE_PRINTING

#define VERBOSE_PRINTING   (1)

Typedef Documentation

AcReal

typedef float AcReal

AcReal3

typedef float3 AcReal3

Device

typedef struct device_s* Device

Node

typedef struct node_s* Node

Enumeration Type Documentation

AcInt3Param

enum AcInt3Param

Enumerator
AC_FOR_USER_INT3_PARAM_TYPES

AcIntParam

enum AcIntParam

Enumerator
AC_FOR_USER_INT_PARAM_TYPES

AcReal3Param

enum AcReal3Param

Enumerator
AC_FOR_USER_REAL3_PARAM_TYPES

AcRealParam

enum AcRealParam

Enumerator
AC_FOR_USER_REAL_PARAM_TYPES

AcResult

enum AcResult

Enumerator
AC_SUCCESS
AC_FAILURE

ReductionType

enum ReductionType

Enumerator
RTYPE_MAX
RTYPE_MIN
RTYPE_RMS
RTYPE_RMS_EXP
RTYPE_SUM
NUM_REDUCTION_TYPES

ScalarArrayHandle

enum ScalarArrayHandle

Enumerator
AC_FOR_SCALARARRAY_HANDLES

Stream

enum Stream

Enumerator
STREAM_DEFAULT
STREAM_0
STREAM_1
STREAM_2
STREAM_3
STREAM_4
STREAM_5
STREAM_6
STREAM_7
STREAM_8
STREAM_9
STREAM_10
STREAM_11
STREAM_12
STREAM_13
STREAM_14
STREAM_15
STREAM_16
NUM_STREAMS

VertexBufferHandle

enum VertexBufferHandle

Enumerator
AC_FOR_VTXBUF_HANDLES

Function Documentation

acBoundcondStep()

AcResult acBoundcondStep

(

void

)

Applies periodic boundary conditions for the Mesh distributed among the devices visible to the caller

acCheckDeviceAvailability()

AcResult acCheckDeviceAvailability

(

void

)

Checks whether there are any CUDA devices available. Returns AC_SUCCESS if there is 1 or more, AC_FAILURE otherwise.

acDeviceAutoOptimize()

AcResult acDeviceAutoOptimize

(

const Device

device

)

acDeviceCreate()

AcResult acDeviceCreate	(	const int	id,
		const AcMeshInfo	device_config,
		Device *	device
	)

acDeviceDestroy()

AcResult acDeviceDestroy

(

Device

device

)

acDeviceIntegrateSubstep()

AcResult acDeviceIntegrateSubstep	(	const Device	device,
		const Stream	stream,
		const int	step_number,
		const int3	start,
		const int3	end,
		const AcReal	dt
	)

acDeviceLoadDefaultUniforms()

AcResult acDeviceLoadDefaultUniforms

(

const Device

device

)

acDeviceLoadInt3Uniform()

AcResult acDeviceLoadInt3Uniform	(	const Device	device,
		const Stream	stream,
		const AcInt3Param	param,
		const int3	value
	)

acDeviceLoadIntUniform()

AcResult acDeviceLoadIntUniform	(	const Device	device,
		const Stream	stream,
		const AcIntParam	param,
		const int	value
	)

acDeviceLoadMesh()

AcResult acDeviceLoadMesh	(	const Device	device,
		const Stream	stream,
		const AcMesh	host_mesh
	)

acDeviceLoadMeshInfo()

AcResult acDeviceLoadMeshInfo	(	const Device	device,
		const AcMeshInfo	device_config
	)

acDeviceLoadMeshWithOffset()

AcResult acDeviceLoadMeshWithOffset	(	const Device	device,
		const Stream	stream,
		const AcMesh	host_mesh,
		const int3	src,
		const int3	dst,
		const int	num_vertices
	)

Deprecated

acDeviceLoadScalarArray()

AcResult acDeviceLoadScalarArray	(	const Device	device,
		const Stream	stream,
		const ScalarArrayHandle	handle,
		const size_t	start,
		const AcReal *	data,
		const size_t	num
	)

acDeviceLoadScalarUniform()

AcResult acDeviceLoadScalarUniform	(	const Device	device,
		const Stream	stream,
		const AcRealParam	param,
		const AcReal	value
	)

acDeviceLoadVectorUniform()

AcResult acDeviceLoadVectorUniform	(	const Device	device,
		const Stream	stream,
		const AcReal3Param	param,
		const AcReal3	value
	)

acDeviceLoadVertexBuffer()

AcResult acDeviceLoadVertexBuffer	(	const Device	device,
		const Stream	stream,
		const AcMesh	host_mesh,
		const VertexBufferHandle	vtxbuf_handle
	)

acDeviceLoadVertexBufferWithOffset()

AcResult acDeviceLoadVertexBufferWithOffset	(	const Device	device,
		const Stream	stream,
		const AcMesh	host_mesh,
		const VertexBufferHandle	vtxbuf_handle,
		const int3	src,
		const int3	dst,
		const int	num_vertices
	)

acDevicePeriodicBoundconds()

AcResult acDevicePeriodicBoundconds	(	const Device	device,
		const Stream	stream,
		const int3	start,
		const int3	end
	)

acDevicePeriodicBoundcondStep()

AcResult acDevicePeriodicBoundcondStep	(	const Device	device,
		const Stream	stream,
		const VertexBufferHandle	vtxbuf_handle,
		const int3	start,
		const int3	end
	)

acDevicePrintInfo()

AcResult acDevicePrintInfo

(

const Device

device

)

! printf(" Total const mem: %ld KiB\n", props.totalConstMem / (1024)); ! printf(" Shared mem per block: %ld KiB\n", props.sharedMemPerBlock / (1024));

acDeviceReduceScal()

AcResult acDeviceReduceScal	(	const Device	device,
		const Stream	stream,
		const ReductionType	rtype,
		const VertexBufferHandle	vtxbuf_handle,
		AcReal *	result
	)

acDeviceReduceVec()

AcResult acDeviceReduceVec	(	const Device	device,
		const Stream	stream_type,
		const ReductionType	rtype,
		const VertexBufferHandle	vtxbuf0,
		const VertexBufferHandle	vtxbuf1,
		const VertexBufferHandle	vtxbuf2,
		AcReal *	result
	)

acDeviceRunMPITest()

AcResult acDeviceRunMPITest

(

void

)

acDeviceStoreMesh()

AcResult acDeviceStoreMesh	(	const Device	device,
		const Stream	stream,
		AcMesh *	host_mesh
	)

acDeviceStoreMeshWithOffset()

AcResult acDeviceStoreMeshWithOffset	(	const Device	device,
		const Stream	stream,
		const int3	src,
		const int3	dst,
		const int	num_vertices,
		AcMesh *	host_mesh
	)

Deprecated

acDeviceStoreVertexBuffer()

AcResult acDeviceStoreVertexBuffer	(	const Device	device,
		const Stream	stream,
		const VertexBufferHandle	vtxbuf_handle,
		AcMesh *	host_mesh
	)

acDeviceStoreVertexBufferWithOffset()

AcResult acDeviceStoreVertexBufferWithOffset	(	const Device	device,
		const Stream	stream,
		const VertexBufferHandle	vtxbuf_handle,
		const int3	src,
		const int3	dst,
		const int	num_vertices,
		AcMesh *	host_mesh
	)

acDeviceSwapBuffers()

AcResult acDeviceSwapBuffers

(

const Device

device

)

acDeviceSynchronizeStream()

AcResult acDeviceSynchronizeStream	(	const Device	device,
		const Stream	stream
	)

acDeviceTransferMesh()

AcResult acDeviceTransferMesh	(	const Device	src_device,
		const Stream	stream,
		Device	dst_device
	)

acDeviceTransferMeshWithOffset()

AcResult acDeviceTransferMeshWithOffset	(	const Device	src_device,
		const Stream	stream,
		const int3	src,
		const int3	dst,
		const int	num_vertices,
		Device *	dst_device
	)

Deprecated

acDeviceTransferVertexBuffer()

AcResult acDeviceTransferVertexBuffer	(	const Device	src_device,
		const Stream	stream,
		const VertexBufferHandle	vtxbuf_handle,
		Device	dst_device
	)

acDeviceTransferVertexBufferWithOffset()

AcResult acDeviceTransferVertexBufferWithOffset	(	const Device	src_device,
		const Stream	stream,
		const VertexBufferHandle	vtxbuf_handle,
		const int3	src,
		const int3	dst,
		const int	num_vertices,
		Device	dst_device
	)

acGetNode()

Node acGetNode

(

void

)

acGetNumDevicesPerNode()

int acGetNumDevicesPerNode

(

void

)

acInit()

AcResult acInit

(

const AcMeshInfo

mesh_info

)

Allocates all memory and initializes the devices visible to the caller. Should be called before any other function in this interface.

acIntegrate()

AcResult acIntegrate

(

const AcReal

dt

)

Performs Runge-Kutta 3 integration. Note: Boundary conditions are not applied after the final substep and the user is responsible for calling acBoundcondStep before reading the data.

acIntegrateStep()

AcResult acIntegrateStep	(	const int	isubstep,
		const AcReal	dt
	)

Will potentially be deprecated in later versions. Added only to fix backwards compatibility with PC for now.

acIntegrateStepWithOffset()

AcResult acIntegrateStepWithOffset	(	const int	isubstep,
		const AcReal	dt,
		const int3	start,
		const int3	end
	)

acLoad()

AcResult acLoad

(

const AcMesh

host_mesh

)

Loads an AcMesh to the devices visible to the caller

acLoadDeviceConstant()

AcResult acLoadDeviceConstant	(	const AcRealParam	param,
		const AcReal	value
	)

Loads a constant to the memories of the devices visible to the caller

acLoadWithOffset()

AcResult acLoadWithOffset	(	const AcMesh	host_mesh,
		const int3	src,
		const int	num_vertices
	)

acNodeAutoOptimize()

AcResult acNodeAutoOptimize

(

const Node

node

)

acNodeCreate()

AcResult acNodeCreate	(	const int	id,
		const AcMeshInfo	node_config,
		Node *	node
	)

Initializes all devices on the current node.

Devices on the node are configured based on the contents of AcMesh.

Returns

Exit status. Places the newly created handle in the output parameter.

See also

AcMeshInfo

Usage example:

AcMeshInfo info;
acLoadConfig(AC_DEFAULT_CONFIG, &info);
 
Node node;
acNodeCreate(0, info, &node);
acNodeDestroy(node);

acNodeDestroy()

AcResult acNodeDestroy

(

Node

node

)

Resets all devices on the current node.

See also

acNodeCreate()

acNodeIntegrate()

AcResult acNodeIntegrate	(	const Node	node,
		const AcReal	dt
	)

acNodeIntegrateSubstep()

AcResult acNodeIntegrateSubstep	(	const Node	node,
		const Stream	stream,
		const int	step_number,
		const int3	start,
		const int3	end,
		const AcReal	dt
	)

acNodeLoadConstant()

AcResult acNodeLoadConstant	(	const Node	node,
		const Stream	stream,
		const AcRealParam	param,
		const AcReal	value
	)

acNodeLoadMesh()

AcResult acNodeLoadMesh	(	const Node	node,
		const Stream	stream,
		const AcMesh	host_mesh
	)

acNodeLoadMeshWithOffset()

AcResult acNodeLoadMeshWithOffset	(	const Node	node,
		const Stream	stream,
		const AcMesh	host_mesh,
		const int3	src,
		const int3	dst,
		const int	num_vertices
	)

acNodeLoadVertexBuffer()

AcResult acNodeLoadVertexBuffer	(	const Node	node,
		const Stream	stream,
		const AcMesh	host_mesh,
		const VertexBufferHandle	vtxbuf_handle
	)

Deprecated ?

acNodeLoadVertexBufferWithOffset()

AcResult acNodeLoadVertexBufferWithOffset	(	const Node	node,
		const Stream	stream,
		const AcMesh	host_mesh,
		const VertexBufferHandle	vtxbuf_handle,
		const int3	src,
		const int3	dst,
		const int	num_vertices
	)

Deprecated ? Might be useful though if the user wants to load only one vtxbuf. But in this case the user should supply a AcReal* instead of vtxbuf_handle

acNodePeriodicBoundconds()

AcResult acNodePeriodicBoundconds	(	const Node	node,
		const Stream	stream
	)

acNodePeriodicBoundcondStep()

AcResult acNodePeriodicBoundcondStep	(	const Node	node,
		const Stream	stream,
		const VertexBufferHandle	vtxbuf_handle
	)

acNodePrintInfo()

AcResult acNodePrintInfo

(

const Node

node

)

Prints information about the devices available on the current node.

Requires that Node has been initialized with @See acNodeCreate().

acNodeQueryDeviceConfiguration()

AcResult acNodeQueryDeviceConfiguration	(	const Node	node,
		DeviceConfiguration *	config
	)

See also

DeviceConfiguration

acNodeReduceScal()

AcResult acNodeReduceScal	(	const Node	node,
		const Stream	stream,
		const ReductionType	rtype,
		const VertexBufferHandle	vtxbuf_handle,
		AcReal *	result
	)

acNodeReduceVec()

AcResult acNodeReduceVec	(	const Node	node,
		const Stream	stream_type,
		const ReductionType	rtype,
		const VertexBufferHandle	vtxbuf0,
		const VertexBufferHandle	vtxbuf1,
		const VertexBufferHandle	vtxbuf2,
		AcReal *	result
	)

acNodeStoreMesh()

AcResult acNodeStoreMesh	(	const Node	node,
		const Stream	stream,
		AcMesh *	host_mesh
	)

acNodeStoreMeshWithOffset()

AcResult acNodeStoreMeshWithOffset	(	const Node	node,
		const Stream	stream,
		const int3	src,
		const int3	dst,
		const int	num_vertices,
		AcMesh *	host_mesh
	)

acNodeStoreVertexBuffer()

AcResult acNodeStoreVertexBuffer	(	const Node	node,
		const Stream	stream,
		const VertexBufferHandle	vtxbuf_handle,
		AcMesh *	host_mesh
	)

Deprecated ?

acNodeStoreVertexBufferWithOffset()

AcResult acNodeStoreVertexBufferWithOffset	(	const Node	node,
		const Stream	stream,
		const VertexBufferHandle	vtxbuf_handle,
		const int3	src,
		const int3	dst,
		const int	num_vertices,
		AcMesh *	host_mesh
	)

Deprecated ?

acNodeSwapBuffers()

AcResult acNodeSwapBuffers

(

const Node

node

)

acNodeSynchronizeMesh()

AcResult acNodeSynchronizeMesh	(	const Node	node,
		const Stream	stream
	)

acNodeSynchronizeStream()

AcResult acNodeSynchronizeStream	(	const Node	node,
		const Stream	stream
	)

acNodeSynchronizeVertexBuffer()

AcResult acNodeSynchronizeVertexBuffer	(	const Node	node,
		const Stream	stream,
		const VertexBufferHandle	vtxbuf_handle
	)

Deprecated ?

acQuit()

AcResult acQuit

(

void

)

Frees all GPU allocations and resets all devices in the node. Should be called at exit.

acReduceScal()

AcReal acReduceScal	(	const ReductionType	rtype,
		const VertexBufferHandle	vtxbuf_handle
	)

Does a scalar reduction with the data stored in some vertex buffer

acReduceVec()

AcReal acReduceVec	(	const ReductionType	rtype,
		const VertexBufferHandle	a,
		const VertexBufferHandle	b,
		const VertexBufferHandle	c
	)

Does a vector reduction with vertex buffers where the vector components are (a, b, c)

acStore()

AcResult acStore

(

AcMesh *

host_mesh

)

Stores the AcMesh distributed among the devices visible to the caller back to the host

acStoreWithOffset()

AcResult acStoreWithOffset	(	const int3	dst,
		const size_t	num_vertices,
		AcMesh *	host_mesh
	)

Stores a subset of the mesh stored across the devices visible to the caller back to host memory.

acSynchronize()

AcResult acSynchronize

(

void

)

acSynchronizeMesh()

AcResult acSynchronizeMesh

(

void

)

acSynchronizeStream()

AcResult acSynchronizeStream

(

const Stream

stream

)

Synchronizes a specific stream. All streams are synchronized if STREAM_ALL is passed as a parameter