graph_fortran Module Reference

Module contains subroutines for calling this from fortran. More...

Data Types
interface	graph_add
	Create Addition node. More...
interface	graph_add_converge_item
	Add workflow converge item. More...
interface	graph_add_item
	Add workflow item. More...
interface	graph_add_pre_item
	Add pre workflow item. More...
interface	graph_atan
	Create atan node. More...
interface	graph_compile
	Compile the work items. More...
interface	graph_complex_double_context
	Interface for the graph_context constructor with complex double type. More...
interface	graph_complex_float_context
	Interface for the graph_context constructor with complex float type. More...
interface	graph_constant
	Create a constant node. More...
interface	graph_constant_c
	Create a constant node with complex values. More...
interface	graph_construct_context
	Construct a C context. More...
type	graph_context
	Class object for the binding. More...
interface	graph_copy_to_device
	Copy data to a device buffer. More...
interface	graph_copy_to_host
	Copy data to a host buffer. More...
interface	graph_cos
	Create Cosine node. More...
interface	graph_destroy_context
	Destroy C context. More...
interface	graph_df
	Take derivative ∂f∂x. More...
interface	graph_div
	Create Divide node. More...
interface	graph_double_context
	Interface for the graph_context constructor with double type. More...
interface	graph_erfi
	Create Erfi node. More...
interface	graph_exp
	Create Exp node. More...
interface	graph_float_context
	Interface for the graph_context constructor with float type. More...
interface	graph_get_max_concurrency
	Get the maximum number of concurrent devices. More...
interface	graph_log
	Create Log node. More...
interface	graph_mul
	Create Multiply node. More...
interface	graph_piecewise_1d
	Create 1D piecewise node with complex double buffer. More...
interface	graph_piecewise_2d
	Create 2D piecewise node. More...
interface	graph_pow
	Create pow node. More...
interface	graph_pre_run
	Run pre work items. More...
interface	graph_print
	Print a value from nodes. More...
interface	graph_pseudo_variable
	Create a pseudo variable node. More...
interface	graph_random
	Create Random node. More...
interface	graph_random_state
	Construct a random state node. More...
interface	graph_remove_pseudo
	Remove pseudo. More...
interface	graph_run
	Run work items. More...
interface	graph_set_device_number
	Choose the device number. More...
interface	graph_set_variable
	Set a variable value. More...
interface	graph_sin
	Create Sine node. More...
interface	graph_sqrt
	Create Sqrt node. More...
interface	graph_sub
	Create Substract node. More...
interface	graph_variable
	Create a variable node. More...
interface	graph_wait
	Wait for work items to complete. More...
interface	objc_autoreleasepoolpop
	Auto release pool pop interface. More...
interface	objc_autoreleasepoolpush
	Auto release pool push interface. More...

Enumerations
enum	{ float_t , double_t , complex_float_t , complex_double_t }

Functions/Subroutines
integer(c_intptr_t) function	graph_ptr (node)
	Convert a node to the pointer value.
class(graph_context) function, pointer	graph_construct_float (use_safe_math)
	Construct a graph_context object with float type.
class(graph_context) function, pointer	graph_construct_double (use_safe_math)
	Construct a graph_context object with double type.
class(graph_context) function, pointer	graph_construct_complex_float (use_safe_math)
	Construct a graph_context object with complex float type.
class(graph_context) function, pointer	graph_construct_complex_double (use_safe_math)
	Construct a graph_context object with complex double type.
subroutine	graph_destruct (this)
	Deconstruct a graph_context object.
type(c_ptr) function	graph_context_variable (this, size, symbol)
	Create variable node.
type(c_ptr) function	graph_context_constant_real (this, value)
	Create a constant node.
subroutine	graph_context_set_variable_float (this, var, value)
	Set the value of a variable float types.
subroutine	graph_context_set_variable_double (this, var, value)
	Set the value of a variable double types.
subroutine	graph_context_set_variable_cfloat (this, var, value)
	Set the value of a variable complex float types.
subroutine	graph_context_set_variable_cdouble (this, var, value)
	Set the value of a variable complex double types.
function	graph_context_constant_complex (this, real_value, img_valu
	Create constant node with complex values.
function	graph_context_pseudo_variable (this, var)
	Create pseudo variable node.
type(c_ptr) function	graph_context_remove_pseudo (this, var)
	Remove pseudo.
type(c_ptr) function	graph_context_add (this, left, right)
	Create Addition node.
type(c_ptr) function	graph_context_sub (this, left, right)
	Create Subtract node.
type(c_ptr) function	graph_context_mul (this, left, right)
	Create Multiply node.
type(c_ptr) function	graph_context_div (this, left, right)
	Create Divide node.
type(c_ptr) function	graph_context_sqrt (this, arg)
	Create Sqrt node.
type(c_ptr) function	graph_context_exp (this, arg)
	Create Exp node.
type(c_ptr) function	graph_context_log (this, arg)
	Create Log node.
type(c_ptr) function	graph_context_pow (this, left, right)
	Create Pow node.
type(c_ptr) function	graph_context_erfi (this, arg)
	Create erfi node.
type(c_ptr) function	graph_context_sin (this, arg)
	Create Sine node.
type(c_ptr) function	graph_context_cos (this, arg)
	Create Cosine node.
type(c_ptr) function	graph_context_atan (this, left, right)
	Create atan node.
type(c_ptr) function	graph_context_random_state (this, seed)
	Get random size.
type(c_ptr) function	graph_context_random (this, state)
	Create random node.
function	graph_context_piecewise_1d_float (this, arg, scale, offset
	Create 1D piecewise node with float buffer.
function	graph_context_piecewise_1d_double (this, arg, scale, offse
	Create 1D piecewise node with double buffer.
type(c_ptr) function	graph_context_piecewise_1d_cfloat (this, arg, scale, offse
	Create 1D piecewise node with complex float buffer.
type(c_ptr) function	graph_context_piecewise_1d_cdouble (this, arg, scale, offs
	Create 1D piecewise node with complex double buffer.
type(c_ptr) function	graph_context_piecewise_2d_float (this,
	Create 2D piecewise node with float buffer.
type(c_ptr) function	graph_context_piecewise_2d_double (this,
	Create 2D piecewise node with double buffer.
type(c_ptr) function	graph_context_piecewise_2d_cfloat (this,
	Create 2D piecewise node with complex float buffer.
type(c_ptr) function	graph_context_piecewise_2d_cdouble (this,
	Create 2D piecewise node with complex double buffer.
function	graph_context_get_max_concurrency (this)
	Get the maximum number of concurrent devices.
subroutine	graph_context_set_device_number (this, num)
	Choose the device number.
subroutine	graph_context_add_pre_item (this, inputs, outputs,
	Add pre workflow item.
subroutine	graph_context_add_item (this, inputs, outputs,
	Add workflow item.
subroutine	graph_context_add_converge_item (this, inputs, outputs,
	Add workflow converge item.
subroutine	graph_context_compile (this)
	Compile the work items.
subroutine	graph_context_pre_run (this)
	Run pre work items.
subroutine	graph_context_run (this)
	Run work items.
subroutine	graph_context_wait (this)
	Wait for work items to complete.
type(c_ptr) function	graph_context_df (this, fnode, xnode)
	Take derivative ∂f∂x.
subroutine	graph_context_copy_to_device_float (this, node, source)
	Copy float data to a device buffer.
subroutine	graph_context_copy_to_device_double (this, node, source)
	Copy double data to a device buffer.
subroutine	graph_context_copy_to_device_cfloat (this, node, source)
	Copy complex float data to a device buffer.
subroutine	graph_context_copy_to_device_cdouble (this, node, source
	Copy complex double data to a device buffer.
subroutine	graph_context_copy_to_host_float (this, node, destinatio
	Copy data to a host float buffer.
subroutine	graph_context_copy_to_host_double (this, node, destinati
	Copy data to a host double buffer.
subroutine	graph_context_copy_to_host_cfloat (this, node, destinati
	Copy data to a host complex float buffer.
subroutine	graph_context_copy_to_host_cdouble (this, node, destinat
	Copy data to a host complex double buffer.
subroutine	graph_context_print (this, index, nodes)
	Print a value from nodes.

Variables
integer(c_intptr_t), dimension(0)	graph_null_array
	A null array for empty.

Detailed Description

Module contains subroutines for calling this from fortran.

Function/Subroutine Documentation

graph_construct_complex_double()

class(graph_context) function, pointer graph_fortran::graph_construct_complex_double

(

logical(c_bool), intent(in)

use_safe_math

)

Construct a graph_context object with complex double type.

Allocate memory for the graph_context and initalize the c context with a complex double type.

Parameters

[in]

use_safe_math

Use safe math.

graph_construct_complex_float()

class(graph_context) function, pointer graph_fortran::graph_construct_complex_float

(

logical(c_bool), intent(in)

use_safe_math

)

Construct a graph_context object with complex float type.

Allocate memory for the graph_context and initalize the c context with a complex float type.

Parameters

[in]

use_safe_math

Use safe math.

graph_construct_double()

class(graph_context) function, pointer graph_fortran::graph_construct_double

(

logical(c_bool), intent(in)

use_safe_math

)

Construct a graph_context object with double type.

Allocate memory for the graph_context and initalize the c context with a double type.

Parameters

[in]

use_safe_math

Use safe math.

graph_construct_float()

class(graph_context) function, pointer graph_fortran::graph_construct_float

(

logical(c_bool), intent(in)

use_safe_math

)

Construct a graph_context object with float type.

Allocate memory for the graph_context and initalize the c context with a double type.

Parameters

[in]

use_safe_math

Optional use safe math.

graph_context_add()

type(c_ptr) function graph_fortran::graph_context_add	(	class(graph_context), intent(inout)	this,
		type(c_ptr), intent(in)	left,
		type(c_ptr), intent(in)	right
	)

Create Addition node.

Parameters

[in,out]	this	graph_context instance.
[in]	left	The graph to remove pseudo variables.
[in]	right	The graph to remove pseudo variables.

Returns

left + right

graph_context_add_converge_item()

subroutine graph_fortran::graph_context_add_converge_item	(	class(graph_context), intent(inout)	this,
		integer(c_intptr_t), dimension(:), intent(in)	inputs,
		integer(c_intptr_t), dimension(:), intent(in)	outputs
	)

Add workflow converge item.

Parameters

[in,out]	this	graph_context instance.
[in]	inputs	Array of input nodes.
[in]	outputs	Array of output nodes.
[in]	map_inputs	Array of map input nodes.
[in]	map_outputs	Array of map output nodes.
[in]	random_state	Optional random state, can be NULL if not used.
[in]	name	Name for the kernel.
[in]	num_particles	Number of elements to operate on.
[in]	tol	Maximum tolarance to converge to.
[in]	max_iter	Maximum number of iterations for convergence.

graph_context_add_item()

subroutine graph_fortran::graph_context_add_item	(	class(graph_context), intent(inout)	this,
		integer(c_intptr_t), dimension(:), intent(in)	inputs,
		integer(c_intptr_t), dimension(:), intent(in)	outputs
	)

Add workflow item.

Parameters

[in,out]	this	graph_context instance.
[in]	inputs	Array of input nodes.
[in]	outputs	Array of output nodes.
[in]	map_inputs	Array of map input nodes.
[in]	map_outputs	Array of map output nodes.
[in]	random_state	Optional random state, can be NULL if not used.
[in]	name	Name for the kernel.
[in]	num_particles	Number of elements to operate on.

graph_context_add_pre_item()

subroutine graph_fortran::graph_context_add_pre_item	(	class(graph_context), intent(inout)	this,
		integer(c_intptr_t), dimension(:), intent(in)	inputs,
		integer(c_intptr_t), dimension(:), intent(in)	outputs
	)

Add pre workflow item.

Parameters

[in,out]	this	graph_context instance.
[in]	inputs	Array of input nodes.
[in]	outputs	Array of output nodes.
[in]	map_inputs	Array of map input nodes.
[in]	map_outputs	Array of map output nodes.
[in]	random_state	Optional random state, can be NULL if not used.
[in]	name	Name for the kernel.
[in]	num_particles	Number of elements to operate on.

graph_context_atan()

type(c_ptr) function graph_fortran::graph_context_atan	(	class(graph_context), intent(inout)	this,
		type(c_ptr), intent(in)	left,
		type(c_ptr), intent(in)	right
	)

Create atan node.

Parameters

[in,out]	this	graph_context instance.
[in]	left	The graph to remove pseudo variables.
[in]	right	The graph to remove pseudo variables.

Returns

atan(left, right)

graph_context_compile()

subroutine graph_fortran::graph_context_compile

(

class(graph_context), intent(in)

this

)

Compile the work items.

Parameters

[in]

this

graph_context instance.

graph_context_constant_complex()

function graph_fortran::graph_context_constant_complex	(	class(graph_context), intent(inout)	this,
		real(c_double), intent(in)	real_value,
			img_valu
	)

Create constant node with complex values.

Parameters

[in,out]	this	graph_context instance.
[in]	real_value	The real component.
[in]	img_value	The imaginary component.

Returns

A constant node.

graph_context_constant_real()

type(c_ptr) function graph_fortran::graph_context_constant_real	(	class(graph_context), intent(inout)	this,
		real(c_double), intent(in)	value
	)

Create a constant node.

Parameters

[in,out]	this	graph_context instance.
[in]	value	Size of the data buffer.

Returns

A constant node.

graph_context_copy_to_device_cdouble()

subroutine graph_fortran::graph_context_copy_to_device_cdouble	(	class(graph_context), intent(in)	this,
		type(c_ptr), intent(in)	node,
		complex(c_double_complex), dimension(:), intent(in)	source
	)

Copy complex double data to a device buffer.

Parameters

[in]	this	graph_context instance.
[in]	node	Node to copy to.
[in]	source	Source to copy from.

graph_context_copy_to_device_cfloat()

subroutine graph_fortran::graph_context_copy_to_device_cfloat	(	class(graph_context), intent(in)	this,
		type(c_ptr), intent(in)	node,
		complex(c_float_complex), dimension(:), intent(in)	source
	)

Copy complex float data to a device buffer.

Parameters

[in]	this	graph_context instance.
[in]	node	Node to copy to.
[in]	source	Source to copy from.

graph_context_copy_to_device_double()

subroutine graph_fortran::graph_context_copy_to_device_double	(	class(graph_context), intent(in)	this,
		type(c_ptr), intent(in)	node,
		real(c_double), dimension(:), intent(in)	source
	)

Copy double data to a device buffer.

Parameters

[in]	this	graph_context instance.
[in]	node	Node to copy to.
[in]	source	Source to copy from.

graph_context_copy_to_device_float()

subroutine graph_fortran::graph_context_copy_to_device_float	(	class(graph_context), intent(in)	this,
		type(c_ptr), intent(in)	node,
		real(c_float), dimension(:), intent(in)	source
	)

Copy float data to a device buffer.

Parameters

[in]	this	graph_context instance.
[in]	node	Node to copy to.
[in]	source	Source to copy from.

graph_context_copy_to_host_cdouble()

subroutine graph_fortran::graph_context_copy_to_host_cdouble	(	class(graph_context), intent(in)	this,
		type(c_ptr), value	node,
		complex(c_double_complex), dimension(:), intent(inout)	destinat
	)

Copy data to a host complex double buffer.

Parameters

[in]	c	The graph C context.
[in]	node	Node to copy from.
[in,out]	destination	Host side buffer to copy to.

graph_context_copy_to_host_cfloat()

subroutine graph_fortran::graph_context_copy_to_host_cfloat	(	class(graph_context), intent(in)	this,
		type(c_ptr), value	node,
		complex(c_float_complex), dimension(:), intent(inout)	destinati
	)

Copy data to a host complex float buffer.

Parameters

[in]	c	The graph C context.
[in]	node	Node to copy from.
[in,out]	destination	Host side buffer to copy to.

graph_context_copy_to_host_double()

subroutine graph_fortran::graph_context_copy_to_host_double	(	class(graph_context), intent(in)	this,
		type(c_ptr), value	node,
			destinati
	)

Copy data to a host double buffer.

Parameters

[in]	c	The graph C context.
[in]	node	Node to copy from.
[in,out]	destination	Host side buffer to copy to.

graph_context_copy_to_host_float()

subroutine graph_fortran::graph_context_copy_to_host_float	(	class(graph_context), intent(in)	this,
		type(c_ptr), value	node,
			destinatio
	)

Copy data to a host float buffer.

Parameters

[in]	this	graph_context instance.
[in]	node	Node to copy from.
[in,out]	destination	Host side buffer to copy to.

graph_context_cos()

type(c_ptr) function graph_fortran::graph_context_cos	(	class(graph_context), intent(inout)	this,
		type(c_ptr), intent(in)	arg
	)

Create Cosine node.

Parameters

[in,out]	this	graph_context instance.
[in]	arg	The function argument.

Returns

cos(arg)

graph_context_df()

type(c_ptr) function graph_fortran::graph_context_df	(	class(graph_context), intent(inout)	this,
		type(c_ptr), intent(in)	fnode,
		type(c_ptr), intent(in)	xnode
	)

Take derivative ∂f∂x.

Parameters

[in,out]	this	graph_context instance.
[in]	fnode	The function expression to take the derivative of.
[in]	xnode	The expression to take the derivative with respect to.

graph_context_div()

type(c_ptr) function graph_fortran::graph_context_div	(	class(graph_context), intent(inout)	this,
		type(c_ptr), intent(in)	left,
		type(c_ptr), intent(in)	right
	)

Create Divide node.

Parameters

[in,out]	this	graph_context instance.
[in]	left	The graph to remove pseudo variables.
[in]	right	The graph to remove pseudo variables.

Returns

left/right

graph_context_erfi()

type(c_ptr) function graph_fortran::graph_context_erfi	(	class(graph_context), intent(inout)	this,
		type(c_ptr), intent(in)	arg
	)

Create erfi node.

Parameters

[in,out]	this	graph_context instance.
[in]	arg	The function argument.

Returns

erfi(arg)

graph_context_exp()

type(c_ptr) function graph_fortran::graph_context_exp	(	class(graph_context), intent(inout)	this,
		type(c_ptr), intent(in)	arg
	)

Create Exp node.

Parameters

[in,out]	this	graph_context instance.
[in]	arg	The function argument.

Returns

exp(arg)

graph_context_get_max_concurrency()

function graph_fortran::graph_context_get_max_concurrency

(

class(graph_context), intent(in)

this

)

Get the maximum number of concurrent devices.

Parameters

[in]

this

graph_context instance.

Returns

The number of devices.

graph_context_log()

type(c_ptr) function graph_fortran::graph_context_log	(	class(graph_context), intent(inout)	this,
		type(c_ptr), intent(in)	arg
	)

Create Log node.

Parameters

[in,out]	this	graph_context instance.
[in]	arg	The function argument.

Returns

log(arg)

graph_context_mul()

type(c_ptr) function graph_fortran::graph_context_mul	(	class(graph_context), intent(inout)	this,
		type(c_ptr), intent(in)	left,
		type(c_ptr), intent(in)	right
	)

Create Multiply node.

Parameters

[in,out]	this	graph_context instance.
[in]	left	The graph to remove pseudo variables.
[in]	right	The graph to remove pseudo variables.

Returns

left*right

graph_context_piecewise_1d_cdouble()

type(c_ptr) function graph_fortran::graph_context_piecewise_1d_cdouble	(	class(graph_context), intent(inout)	this,
		type(c_ptr), intent(in)	arg,
		real(c_double)	scale,
			offs
	)

Create 1D piecewise node with complex double buffer.

Parameters

[in,out]	this	graph_context instance.
[in]	arg	The function argument.
[in]	scale	Scale factor argument.
[in]	offset	Offset factor argument.
[in]	source	Source buffer to fill elements.

Returns

random(state)

graph_context_piecewise_1d_cfloat()

type(c_ptr) function graph_fortran::graph_context_piecewise_1d_cfloat	(	class(graph_context), intent(inout)	this,
		type(c_ptr), intent(in)	arg,
		real(c_double)	scale,
			offse
	)

Create 1D piecewise node with complex float buffer.

Parameters

[in,out]	this	graph_context instance.
[in]	arg	The function argument.
[in]	scale	Scale factor argument.
[in]	offset	Offset factor argument.
[in]	source	Source buffer to fill elements.

Returns

random(state)

graph_context_piecewise_1d_double()

function graph_fortran::graph_context_piecewise_1d_double	(	class(graph_context), intent(inout)	this,
		type(c_ptr), intent(in)	arg,
		real(c_double)	scale,
			offse
	)

Create 1D piecewise node with double buffer.

Parameters

[in,out]	this	graph_context instance.
[in]	arg	The function argument.
[in]	scale	Scale factor argument.
[in]	offset	Offset factor argument.
[in]	source	Source buffer to fill elements.

Returns

random(state)

graph_context_piecewise_1d_float()

function graph_fortran::graph_context_piecewise_1d_float	(	class(graph_context), intent(inout)	this,
		type(c_ptr), intent(in)	arg,
		real(c_double)	scale,
		real(c_double)	offset
	)

Create 1D piecewise node with float buffer.

Parameters

[in,out]	this	graph_context instance.
[in]	arg	The function argument.
[in]	scale	Scale factor argument.
[in]	offset	Offset factor argument.
[in]	source	Source buffer to fill elements.

Returns

random(state)

graph_context_piecewise_2d_cdouble()

type(c_ptr) function graph_fortran::graph_context_piecewise_2d_cdouble

(

class(graph_context), intent(inout)

this

)

Create 2D piecewise node with complex double buffer.

Parameters

[in,out]	this	graph_context instance.
[in]	x_arg	The function x argument.
[in]	x_scale	Scale factor for x argument.
[in]	x_offset	Offset factor for x argument.
[in]	y_arg	The function y argument.
[in]	y_scale	Scale factor for y argument.
[in]	y_offset	Offset factor for y argument.
[in]	source	Source buffer to fill elements.

Returns

random(state)

graph_context_piecewise_2d_cfloat()

type(c_ptr) function graph_fortran::graph_context_piecewise_2d_cfloat

(

class(graph_context), intent(inout)

this

)

Create 2D piecewise node with complex float buffer.

Parameters

[in,out]	this	graph_context instance.
[in]	x_arg	The function x argument.
[in]	x_scale	Scale factor for x argument.
[in]	x_offset	Offset factor for x argument.
[in]	y_arg	The function y argument.
[in]	y_scale	Scale factor for y argument.
[in]	y_offset	Offset factor for y argument.
[in]	source	Source buffer to fill elements.

Returns

random(state)

graph_context_piecewise_2d_double()

type(c_ptr) function graph_fortran::graph_context_piecewise_2d_double

(

class(graph_context), intent(inout)

this

)

Create 2D piecewise node with double buffer.

Parameters

[in,out]	this	graph_context instance.
[in]	x_arg	The function x argument.
[in]	x_scale	Scale factor for x argument.
[in]	x_offset	Offset factor for x argument.
[in]	y_arg	The function y argument.
[in]	y_scale	Scale factor for y argument.
[in]	y_offset	Offset factor for y argument.
[in]	source	Source buffer to fill elements.

Returns

random(state)

graph_context_piecewise_2d_float()

type(c_ptr) function graph_fortran::graph_context_piecewise_2d_float

(

class(graph_context), intent(inout)

this

)

Create 2D piecewise node with float buffer.

Parameters

[in,out]	this	graph_context instance.
[in]	x_arg	The function x argument.
[in]	x_scale	Scale factor for x argument.
[in]	x_offset	Offset factor for x argument.
[in]	y_arg	The function y argument.
[in]	y_scale	Scale factor for y argument.
[in]	y_offset	Offset factor for y argument.
[in]	source	Source buffer to fill elements.

Returns

random(state)

graph_context_pow()

type(c_ptr) function graph_fortran::graph_context_pow	(	class(graph_context), intent(inout)	this,
		type(c_ptr), intent(in)	left,
		type(c_ptr), intent(in)	right
	)

Create Pow node.

Parameters

[in,out]	this	graph_context instance.
[in]	left	The graph to remove pseudo variables.
[in]	right	The graph to remove pseudo variables.

Returns

pow(left, right)

graph_context_pre_run()

subroutine graph_fortran::graph_context_pre_run

(

class(graph_context), intent(in)

this

)

Run pre work items.

Parameters

[in]

this

graph_context instance.

graph_context_print()

subroutine graph_fortran::graph_context_print	(	class(graph_context), intent(in)	this,
		integer(c_long), intent(in)	index,
		integer(c_intptr_t), dimension(:), intent(in)	nodes
	)

Print a value from nodes.

Parameters

[in]	c	The graph C context.
[in]	index	Particle index to print.
[in]	nodes	Nodes to print.

graph_context_pseudo_variable()

function graph_fortran::graph_context_pseudo_variable	(	class(graph_context), intent(inout)	this,
		type(c_ptr), intent(in)	var
	)

Create pseudo variable node.

Parameters

[in,out]	this	graph_context instance.
[in]	var	The variable to set.

Returns

The pseudo variable.

graph_context_random()

type(c_ptr) function graph_fortran::graph_context_random	(	class(graph_context), intent(inout)	this,
		type(c_ptr), intent(in)	state
	)

Create random node.

Parameters

[in,out]	this	graph_context instance.
[in]	state	A random state node.

Returns

random(state)

graph_context_random_state()

type(c_ptr) function graph_fortran::graph_context_random_state	(	class(graph_context), intent(inout)	this,
		integer(c_int32_t), intent(in)	seed
	)

Get random size.

Parameters

[in,out]	this	graph_context instance.
[in]	seed	Intial random seed.

Returns

The random size.

graph_context_remove_pseudo()

type(c_ptr) function graph_fortran::graph_context_remove_pseudo	(	class(graph_context), intent(inout)	this,
		type(c_ptr), intent(in)	var
	)

Remove pseudo.

Parameters

[in,out]	this	graph_context instance.
[in]	var	The graph to remove pseudo variables.

Returns

The graph with pseudo variables removed.

graph_context_run()

subroutine graph_fortran::graph_context_run

(

class(graph_context), intent(in)

this

)

Run work items.

Parameters

[in]

this

graph_context instance.

graph_context_set_device_number()

subroutine graph_fortran::graph_context_set_device_number	(	class(graph_context), intent(inout)	this,
		integer(c_long), intent(in)	num
	)

Choose the device number.

Parameters

[in]	this	graph_context instance.
[in]	num	The device number.

graph_context_set_variable_cdouble()

subroutine graph_fortran::graph_context_set_variable_cdouble	(	class(graph_context), intent(inout)	this,
		type(c_ptr), intent(in)	var,
		complex(c_double_complex), dimension(:), intent(in)	value
	)

Set the value of a variable complex double types.

Parameters

[in,out]	this	graph_context instance.
[in]	var	The variable to set
[in]	value	THe value to set.

graph_context_set_variable_cfloat()

subroutine graph_fortran::graph_context_set_variable_cfloat	(	class(graph_context), intent(inout)	this,
		type(c_ptr), intent(in)	var,
		complex(c_float_complex), dimension(:), intent(in)	value
	)

Set the value of a variable complex float types.

Parameters

[in,out]	this	graph_context instance.
[in]	var	The variable to set
[in]	value	THe value to set.

graph_context_set_variable_double()

subroutine graph_fortran::graph_context_set_variable_double	(	class(graph_context), intent(inout)	this,
		type(c_ptr), intent(in)	var,
		real(c_double), dimension(:), intent(in)	value
	)

Set the value of a variable double types.

Parameters

[in,out]	this	graph_context instance.
[in]	var	The variable to set
[in]	value	THe value to set.

graph_context_set_variable_float()

subroutine graph_fortran::graph_context_set_variable_float	(	class(graph_context), intent(inout)	this,
		type(c_ptr), intent(in)	var,
		real(c_float), dimension(:), intent(in)	value
	)

Set the value of a variable float types.

Parameters

[in,out]	this	graph_context instance.
[in]	var	The variable to set
[in]	value	THe value to set.

graph_context_sin()

type(c_ptr) function graph_fortran::graph_context_sin	(	class(graph_context), intent(inout)	this,
		type(c_ptr), intent(in)	arg
	)

Create Sine node.

Parameters

[in,out]	this	graph_context instance.
[in]	arg	The function argument.

Returns

sin(arg)

graph_context_sqrt()

type(c_ptr) function graph_fortran::graph_context_sqrt	(	class(graph_context), intent(inout)	this,
		type(c_ptr), intent(in)	arg
	)

Create Sqrt node.

Parameters

[in,out]	this	graph_context instance.
[in]	arg	The function argument.

Returns

sqrt(arg)

graph_context_sub()

type(c_ptr) function graph_fortran::graph_context_sub	(	class(graph_context), intent(inout)	this,
		type(c_ptr), intent(in)	left,
		type(c_ptr), intent(in)	right
	)

Create Subtract node.

Parameters

[in,out]	this	graph_context instance.
[in]	left	The graph to remove pseudo variables.
[in]	right	The graph to remove pseudo variables.

Returns

left - right

graph_context_variable()

type(c_ptr) function graph_fortran::graph_context_variable	(	class(graph_context), intent(inout)	this,
		integer(c_long), intent(in)	size,
		character(kind=c_char,len=*), intent(in)	symbol
	)

Create variable node.

Parameters

[in,out]	this	graph_context instance.
[in]	size	Size of the data buffer.
[in]	symbol	Symbol of the variable.

Returns

A variable node.

graph_context_wait()

subroutine graph_fortran::graph_context_wait

(

class(graph_context), intent(in)

this

)

Wait for work items to complete.

Parameters

[in]

this

graph_context instance.

graph_destruct()

subroutine graph_fortran::graph_destruct

(

type(graph_context), intent(inout)

this

)

Deconstruct a graph_context object.

Deallocate memory and unitialize a graph_context object.

Parameters

[in,out]

this

A graph_context instance.

graph_ptr()

integer(c_intptr_t) function graph_fortran::graph_ptr

(

type(c_ptr), intent(in)

node

)

Convert a node to the pointer value.

Returns

The pointer value.