InterfaceCUDA.h File Reference

Declarations of PO and RT library for GPU. More...

#include <iostream>
#include <string>
#include <cmath>
#include <array>
#include "GUtils.h"
#include "Structs.h"
#include "InterfaceReflector.h"
#include "MemUtils.h"
#include "Debug.h"

Go to the source code of this file.

Macros
#define	CSIZE   12
#define	CSIZERT   5
#define	PYPO_DLL
#define	__InterfaceCUDA_h

Functions
PYPO_DLL void	callKernelf_JM (c2Bundlef *res, reflparamsf source, reflparamsf target, reflcontainerf *cs, reflcontainerf *ct, c2Bundlef *currents, float k, float epsilon, float t_direction, int nBlocks, int nThreads)
PYPO_DLL void	callKernelf_EH (c2Bundlef *res, reflparamsf source, reflparamsf target, reflcontainerf *cs, reflcontainerf *ct, c2Bundlef *currents, float k, float epsilon, float t_direction, int nBlocks, int nThreads)
PYPO_DLL void	callKernelf_JMEH (c4Bundlef *res, reflparamsf source, reflparamsf target, reflcontainerf *cs, reflcontainerf *ct, c2Bundlef *currents, float k, float epsilon, float t_direction, int nBlocks, int nThreads)
PYPO_DLL void	callKernelf_EHP (c2rBundlef *res, reflparamsf source, reflparamsf target, reflcontainerf *cs, reflcontainerf *ct, c2Bundlef *currents, float k, float epsilon, float t_direction, int nBlocks, int nThreads)
PYPO_DLL void	callKernelf_FF (c2Bundlef *res, reflparamsf source, reflparamsf target, reflcontainerf *cs, reflcontainerf *ct, c2Bundlef *currents, float k, float epsilon, float t_direction, int nBlocks, int nThreads)
PYPO_DLL void	callKernelf_scalar (arrC1f *res, reflparamsf source, reflparamsf target, reflcontainerf *cs, reflcontainerf *ct, arrC1f *inp, float k, float epsilon, float t_direction, int nBlocks, int nThreads)
PYPO_DLL void	callRTKernel (reflparamsf ctp, cframef *fr_in, cframef *fr_out, float epsilon, float t0, int nBlocks, int nThreads)

Detailed Description

Declarations of PO and RT library for GPU.

Provides double and single precision interface for NVIDIA GPUs running CUDA.

Function Documentation

callKernelf_EH()

PYPO_DLL void callKernelf_EH	(	c2Bundlef *	res,
		reflparamsf	source,
		reflparamsf	target,
		reflcontainerf *	cs,
		reflcontainerf *	ct,
		c2Bundlef *	currents,
		float	k,
		float	epsilon,
		float	t_direction,
		int	nBlocks,
		int	nThreads
	)

Call EH kernel.

Calculate E, H fields on a target surface using CUDA.

Parameters

res	Pointer to c2Bundlef object.
source	reflparamsf object containing source surface parameters.
target	reflparamsf object containing target surface parameters.
cs	Pointer to reflcontainerf object containing source grids.
ct	Pointer to reflcontainerf object containing target grids.
currents	Pointer to c2Bundlef object containing source currents.
k	Wavenumber of radiation in 1 /mm.
epsilon	Relative permittivity of source surface.
t_direction	Time direction (experimental!).
nBlocks	Number of blocks in GPU grid.
nThreads	Number of threads in a block.

See also

c2Bundlef

reflparamsf

reflcontainerf

callKernelf_EHP()

PYPO_DLL void callKernelf_EHP	(	c2rBundlef *	res,
		reflparamsf	source,
		reflparamsf	target,
		reflcontainerf *	cs,
		reflcontainerf *	ct,
		c2Bundlef *	currents,
		float	k,
		float	epsilon,
		float	t_direction,
		int	nBlocks,
		int	nThreads
	)

Call EHP kernel.

Calculate reflected E, H fields and P, the reflected Poynting vectorfield, on a target surface using CUDA.

Parameters

res	Pointer to c2rBundlef object.
source	reflparamsf object containing source surface parameters.
target	reflparamsf object containing target surface parameters.
cs	Pointer to reflcontainerf object containing source grids.
ct	Pointer to reflcontainerf object containing target grids.
currents	Pointer to c2Bundlef object containing source currents.
k	Wavenumber of radiation in 1 /mm.
epsilon	Relative permittivity of source surface.
t_direction	Time direction (experimental!).
nBlocks	Number of blocks in GPU grid.
nThreads	Number of threads in a block.

See also

c2rBundlef

c2Bundlef

reflparamsf

reflcontainerf

callKernelf_FF()

PYPO_DLL void callKernelf_FF	(	c2Bundlef *	res,
		reflparamsf	source,
		reflparamsf	target,
		reflcontainerf *	cs,
		reflcontainerf *	ct,
		c2Bundlef *	currents,
		float	k,
		float	epsilon,
		float	t_direction,
		int	nBlocks,
		int	nThreads
	)

Call FF kernel.

Calculate E, H fields on a far-field target surface using CUDA.

Parameters

res	Pointer to c2Bundlef object.
source	reflparamsf object containing source surface parameters.
target	reflparamsf object containing target surface parameters.
cs	Pointer to reflcontainerf object containing source grids.
ct	Pointer to reflcontainerf object containing target grids.
currents	Pointer to c2Bundlef object containing source currents.
k	Wavenumber of radiation in 1 /mm.
epsilon	Relative permittivity of source surface.
t_direction	Time direction (experimental!).
nBlocks	Number of blocks in GPU grid.
nThreads	Number of threads in a block.

See also

c2Bundlef

reflparamsf

reflcontainerf

callKernelf_JM()

PYPO_DLL void callKernelf_JM	(	c2Bundlef *	res,
		reflparamsf	source,
		reflparamsf	target,
		reflcontainerf *	cs,
		reflcontainerf *	ct,
		c2Bundlef *	currents,
		float	k,
		float	epsilon,
		float	t_direction,
		int	nBlocks,
		int	nThreads
	)

Call JM kernel.

Calculate J, M currents on a target surface using CUDA.

Parameters

res	Pointer to c2Bundlef object.
source	reflparamsf object containing source surface parameters.
target	reflparamsf object containing target surface parameters.
cs	Pointer to reflcontainerf object containing source grids.
ct	Pointer to reflcontainerf object containing target grids.
currents	Pointer to c2Bundlef object containing source currents.
k	Wavenumber of radiation in 1 /mm.
epsilon	Relative permittivity of source surface.
t_direction	Time direction (experimental!).
nBlocks	Number of blocks in GPU grid.
nThreads	Number of threads in a block.

See also

c2Bundlef

reflparamsf

reflcontainerf

callKernelf_JMEH()

PYPO_DLL void callKernelf_JMEH	(	c4Bundlef *	res,
		reflparamsf	source,
		reflparamsf	target,
		reflcontainerf *	cs,
		reflcontainerf *	ct,
		c2Bundlef *	currents,
		float	k,
		float	epsilon,
		float	t_direction,
		int	nBlocks,
		int	nThreads
	)

Call JMEH kernel.

Calculate J, M currents and E, H fields on a target surface using CUDA.

Parameters

res	Pointer to c4Bundlef object.
source	reflparamsf object containing source surface parameters.
target	reflparamsf object containing target surface parameters.
cs	Pointer to reflcontainerf object containing source grids.
ct	Pointer to reflcontainerf object containing target grids.
currents	Pointer to c2Bundlef object containing source currents.
k	Wavenumber of radiation in 1 /mm.
epsilon	Relative permittivity of source surface.
t_direction	Time direction (experimental!).
nBlocks	Number of blocks in GPU grid.
nThreads	Number of threads in a block.

See also

c4Bundlef

c2Bundlef

reflparamsf

reflcontainerf

callKernelf_scalar()

PYPO_DLL void callKernelf_scalar	(	arrC1f *	res,
		reflparamsf	source,
		reflparamsf	target,
		reflcontainerf *	cs,
		reflcontainerf *	ct,
		arrC1f *	inp,
		float	k,
		float	epsilon,
		float	t_direction,
		int	nBlocks,
		int	nThreads
	)

Call scalar kernel.

Calculate scalar field on a target surface using CUDA.

Parameters

res	Pointer to arrC1f object.
source	reflparamsf object containing source surface parameters.
target	reflparamsf object containing target surface parameters.
cs	Pointer to reflcontainerf object containing source grids.
ct	Pointer to reflcontainerf object containing target grids.
inp	Pointer to arrC1f object containing source field.
k	Wavenumber of radiation in 1 /mm.
epsilon	Relative permittivity of source surface.
t_direction	Time direction (experimental!).
nBlocks	Number of blocks in GPU grid.
nThreads	Number of threads in a block.

See also

arrC1f

reflparamsf

reflcontainerf

callRTKernel()

PYPO_DLL void callRTKernel	(	reflparamsf	ctp,
		cframef *	fr_in,
		cframef *	fr_out,
		float	epsilon,
		float	t0,
		int	nBlocks,
		int	nThreads
	)

Call ray-trace Kernel.

Calculate a new frame of rays on a target, given an input frame of rays.

Parameters

ctp	reflparamsf object containing target surface parameters.
fr_in	Pointer to input cframef object.
fr_out	Pointer to output cframef object.
epsilon	Precision for NR method.
t0	Starting guess for NR method.
nBlocks	Number of blocks in GPU grid.
nThreads	Number of threads in block.

See also

reflparamsf

cframef