SVMCompiler Class Reference

#include <svm.h>

Classes
struct	CompilerState
struct	Stack
struct	Summary

Public Member Functions
	SVMCompiler (Scene *scene)
void	compile (Shader *shader, array< int4 > &svm_nodes, int index, Summary *summary=NULL)
int	stack_assign (ShaderOutput *output)
int	stack_assign (ShaderInput *input)
bool	is_linked (ShaderInput *input)
int	stack_assign_if_linked (ShaderInput *input)
int	stack_assign_if_linked (ShaderOutput *output)
int	stack_find_offset (int size)
int	stack_find_offset (SocketType::Type type)
void	stack_clear_offset (SocketType::Type type, int offset)
void	stack_link (ShaderInput *input, ShaderOutput *output)
void	add_node (ShaderNodeType type, int a=0, int b=0, int c=0)
void	add_node (int a=0, int b=0, int c=0, int d=0)
void	add_node (ShaderNodeType type, const float3 &f)
void	add_node (const float4 &f)
uint	attribute (ustring name)
uint	attribute (AttributeStandard std)
uint	attribute_standard (ustring name)
uint	encode_uchar4 (uint x, uint y=0, uint z=0, uint w=0)
uint	closure_mix_weight_offset ()
uint	get_bump_state_offset ()
ShaderType	output_type ()

Public Attributes
Scene *	scene
ShaderGraph *	current_graph
bool	background

Protected Member Functions
void	stack_clear_temporary (ShaderNode *node)
int	stack_size (SocketType::Type type)
void	stack_clear_users (ShaderNode *node, ShaderNodeSet &done)
void	find_dependencies (ShaderNodeSet &dependencies, const ShaderNodeSet &done, ShaderInput *input, ShaderNode *skip_node=NULL)
void	find_aov_nodes_and_dependencies (ShaderNodeSet &aov_nodes, ShaderGraph *graph, CompilerState *state)
void	generate_node (ShaderNode *node, ShaderNodeSet &done)
void	generate_aov_node (ShaderNode *node, CompilerState *state)
void	generate_closure_node (ShaderNode *node, CompilerState *state)
void	generated_shared_closure_nodes (ShaderNode *root_node, ShaderNode *node, CompilerState *state, const ShaderNodeSet &shared)
void	generate_svm_nodes (const ShaderNodeSet &nodes, CompilerState *state)
void	generate_multi_closure (ShaderNode *root_node, ShaderNode *node, CompilerState *state)
void	compile_type (Shader *shader, ShaderGraph *graph, ShaderType type)

Protected Attributes
std::atomic_int *	svm_node_types_used
array< int4 >	current_svm_nodes
ShaderType	current_type
Shader *	current_shader
Stack	active_stack
int	max_stack_use
uint	mix_weight_offset
uint	bump_state_offset
bool	compile_failed

Detailed Description

Definition at line 52 of file scene/svm.h.

Constructor & Destructor Documentation

SVMCompiler()

SVMCompiler::SVMCompiler

(

Scene *

scene

)

Definition at line 158 of file svm.cpp.

References bump_state_offset, compile_failed, current_graph, current_shader, current_type, max_stack_use, mix_weight_offset, NULL, SHADER_TYPE_SURFACE, svm_node_types_used, and SVM_STACK_INVALID.

Member Function Documentation

add_node() [1/4]

void SVMCompiler::add_node

(

const float4 &

f

)

Definition at line 406 of file svm.cpp.

References __float_as_int, current_svm_nodes, make_int4(), and array< T, alignment >::push_back_slow().

add_node() [2/4]

void SVMCompiler::add_node	(	int	a = 0,
		int	b = 0,
		int	c = 0,
		int	d = 0 )

Definition at line 388 of file svm.cpp.

References b, current_svm_nodes, make_int4(), and array< T, alignment >::push_back_slow().

add_node() [3/4]

void SVMCompiler::add_node	(	ShaderNodeType	type,
		const float3 &	f )

Definition at line 399 of file svm.cpp.

References __float_as_int, current_svm_nodes, make_int4(), array< T, alignment >::push_back_slow(), svm_node_types_used, float3::x, float3::y, and float3::z.

add_node() [4/4]

void SVMCompiler::add_node	(	ShaderNodeType	type,
		int	a = 0,
		int	b = 0,
		int	c = 0 )

Definition at line 393 of file svm.cpp.

References b, current_svm_nodes, make_int4(), array< T, alignment >::push_back_slow(), and svm_node_types_used.

Referenced by BsdfNode::compile(), CurvesNode::compile(), TextureMapping::compile(), VolumeNode::compile(), compile_type(), and stack_assign().

attribute() [1/2]

uint SVMCompiler::attribute

(

AttributeStandard

std

)

Definition at line 417 of file svm.cpp.

attribute() [2/2]

uint SVMCompiler::attribute

(

ustring

name

)

Definition at line 412 of file svm.cpp.

attribute_standard()

uint SVMCompiler::attribute_standard

(

ustring

name

)

Definition at line 422 of file svm.cpp.

References attribute, and Attribute::name_standard().

closure_mix_weight_offset()

uint SVMCompiler::closure_mix_weight_offset ( )

inline

Definition at line 106 of file scene/svm.h.

References mix_weight_offset.

Referenced by BsdfNode::compile(), and VolumeNode::compile().

compile()

void SVMCompiler::compile	(	Shader *	shader,
		array< int4 > &	svm_nodes,
		int	index,
		Summary *	summary = NULL )

Definition at line 870 of file svm.cpp.

References array< T, alignment >::append(), compile_type(), current_shader, current_svm_nodes, DISPLACE_BOTH, DISPLACE_TRUE, Shader::has_surface, make_int4(), max_stack_use, NULL, SVMCompiler::Summary::num_svm_nodes, ShaderNode::output(), SVMCompiler::Summary::peak_stack_usage, array< T, alignment >::push_back_slow(), SHADER_TYPE_BUMP, SHADER_TYPE_DISPLACEMENT, SHADER_TYPE_SURFACE, SHADER_TYPE_VOLUME, array< T, alignment >::size(), svm_node_types_used, time_dt(), SVMCompiler::Summary::time_finalize, SVMCompiler::Summary::time_generate_bump, SVMCompiler::Summary::time_generate_displacement, SVMCompiler::Summary::time_generate_surface, SVMCompiler::Summary::time_generate_volume, SVMCompiler::Summary::time_total, and timer.

Referenced by SVMShaderManager::device_update_shader().

compile_type()

void SVMCompiler::compile_type ( Shader * shader, ShaderGraph * graph, ShaderType type )

protected

Definition at line 738 of file svm.cpp.

References active_stack, add_node(), bump_state_offset, array< T, alignment >::clear(), compile_failed, current_graph, current_svm_nodes, current_type, DISPLACE_BOTH, find_aov_nodes_and_dependencies(), generate_multi_closure(), generate_svm_nodes(), graph, KERNEL_FEATURE_NODE_MASK_BUMP, KERNEL_FEATURE_NODE_MASK_DISPLACEMENT, KERNEL_FEATURE_NODE_MASK_SURFACE, KERNEL_FEATURE_NODE_MASK_VOLUME, ShaderInput::link, NULL, ShaderNode::output(), ShaderOutput::parent, SHADER_TYPE_BUMP, SHADER_TYPE_DISPLACEMENT, SHADER_TYPE_SURFACE, SHADER_TYPE_VOLUME, stack_find_offset(), state, SVM_BUMP_EVAL_STATE_SIZE, and SVM_STACK_INVALID.

Referenced by compile().

encode_uchar4()

uint SVMCompiler::encode_uchar4	(	uint	x,
		uint	y = 0,
		uint	z = 0,
		uint	w = 0 )

Definition at line 378 of file svm.cpp.

References w(), and z().

Referenced by BsdfNode::compile(), CurvesNode::compile(), TextureMapping::compile(), and VolumeNode::compile().

find_aov_nodes_and_dependencies()

void SVMCompiler::find_aov_nodes_and_dependencies ( ShaderNodeSet & aov_nodes, ShaderGraph * graph, CompilerState * state )

protected

Definition at line 567 of file svm.cpp.

References find_dependencies(), node, NULL, OutputAOVNode::offset, SHADER_SPECIAL_TYPE_OUTPUT_AOV, and state.

Referenced by compile_type().

find_dependencies()

void SVMCompiler::find_dependencies ( ShaderNodeSet & dependencies, const ShaderNodeSet & done, ShaderInput * input, ShaderNode * skip_node = NULL )

protected

Definition at line 428 of file svm.cpp.

References find_dependencies(), and NULL.

Referenced by find_aov_nodes_and_dependencies(), find_dependencies(), generate_closure_node(), and generate_multi_closure().

generate_aov_node()

void SVMCompiler::generate_aov_node ( ShaderNode * node, CompilerState * state )

protected

generate_closure_node()

void SVMCompiler::generate_closure_node ( ShaderNode * node, CompilerState * state )

protected

Definition at line 499 of file svm.cpp.

References current_shader, current_type, find_dependencies(), generate_node(), generate_svm_nodes(), Shader::has_bssrdf_bump, Shader::has_bump, Shader::has_surface_bssrdf, Shader::has_surface_transparent, ShaderInput::link, mix_weight_offset, NULL, SHADER_TYPE_SURFACE, SHADER_TYPE_VOLUME, ShaderInput::socket_type, stack_assign(), state, and SVM_STACK_INVALID.

Referenced by generate_multi_closure().

generate_multi_closure()

void SVMCompiler::generate_multi_closure ( ShaderNode * root_node, ShaderNode * node, CompilerState * state )

protected

Definition at line 586 of file svm.cpp.

References current_svm_nodes, find_dependencies(), generate_closure_node(), generate_multi_closure(), generate_svm_nodes(), generated_shared_closure_nodes(), ShaderNode::inputs, ShaderInput::link, make_int4(), ShaderOutput::parent, array< T, alignment >::push_back_slow(), SHADER_SPECIAL_TYPE_COMBINE_CLOSURE, array< T, alignment >::size(), stack_assign(), ShaderInput::stack_offset, state, svm_node_types_used, and SVM_STACK_INVALID.

Referenced by compile_type(), generate_multi_closure(), and generated_shared_closure_nodes().

generate_node()

void SVMCompiler::generate_node ( ShaderNode * node, ShaderNodeSet & done )

protected

Definition at line 444 of file svm.cpp.

References current_shader, current_type, Shader::has_surface_raytrace, Shader::has_surface_spatial_varying, Shader::has_volume_attribute_dependency, Shader::has_volume_spatial_varying, KERNEL_FEATURE_NODE_RAYTRACE, SHADER_TYPE_SURFACE, SHADER_TYPE_VOLUME, stack_clear_temporary(), and stack_clear_users().

Referenced by generate_closure_node(), and generate_svm_nodes().

generate_svm_nodes()

void SVMCompiler::generate_svm_nodes ( const ShaderNodeSet & nodes, CompilerState * state )

protected

Definition at line 468 of file svm.cpp.

References generate_node(), and state.

Referenced by compile_type(), generate_closure_node(), and generate_multi_closure().

generated_shared_closure_nodes()

void SVMCompiler::generated_shared_closure_nodes ( ShaderNode * root_node, ShaderNode * node, CompilerState * state, const ShaderNodeSet & shared )

protected

Definition at line 550 of file svm.cpp.

References SocketType::CLOSURE, generate_multi_closure(), generated_shared_closure_nodes(), and state.

Referenced by generate_multi_closure(), and generated_shared_closure_nodes().

get_bump_state_offset()

uint SVMCompiler::get_bump_state_offset ( )

inline

Definition at line 110 of file scene/svm.h.

References bump_state_offset.

is_linked()

bool SVMCompiler::is_linked

(

ShaderInput *

input

)

Definition at line 297 of file svm.cpp.

Referenced by stack_assign_if_linked().

output_type()

ShaderType SVMCompiler::output_type ( )

inline

Definition at line 115 of file scene/svm.h.

References current_type.

stack_assign() [1/2]

int SVMCompiler::stack_assign

(

ShaderInput *

input

)

Definition at line 248 of file svm.cpp.

References __float_as_int, add_node(), SocketType::COLOR, SocketType::FLOAT, SocketType::INT, SocketType::NORMAL, SocketType::POINT, stack_find_offset(), SVM_STACK_INVALID, and SocketType::VECTOR.

stack_assign() [2/2]

int SVMCompiler::stack_assign

(

ShaderOutput *

output

)

Definition at line 287 of file svm.cpp.

References stack_find_offset(), and SVM_STACK_INVALID.

Referenced by BsdfNode::compile(), CurvesNode::compile(), VolumeNode::compile(), TextureMapping::compile_begin(), generate_closure_node(), generate_multi_closure(), stack_assign_if_linked(), and stack_assign_if_linked().

stack_assign_if_linked() [1/2]

int SVMCompiler::stack_assign_if_linked

(

ShaderInput *

input

)

Definition at line 302 of file svm.cpp.

References is_linked(), stack_assign(), and SVM_STACK_INVALID.

Referenced by BsdfNode::compile(), and VolumeNode::compile().

stack_assign_if_linked() [2/2]

int SVMCompiler::stack_assign_if_linked

(

ShaderOutput *

output

)

Definition at line 311 of file svm.cpp.

References stack_assign(), and SVM_STACK_INVALID.

stack_clear_offset()

void SVMCompiler::stack_clear_offset	(	SocketType::Type	type,
		int	offset )

Definition at line 239 of file svm.cpp.

References active_stack, size(), stack_size(), and SVMCompiler::Stack::users.

Referenced by TextureMapping::compile_end(), stack_clear_temporary(), and stack_clear_users().

stack_clear_temporary()

void SVMCompiler::stack_clear_temporary ( ShaderNode * node )

protected

Definition at line 368 of file svm.cpp.

References stack_clear_offset(), and SVM_STACK_INVALID.

Referenced by generate_node().

stack_clear_users()

void SVMCompiler::stack_clear_users ( ShaderNode * node, ShaderNodeSet & done )

protected

Definition at line 336 of file svm.cpp.

References stack_clear_offset(), and SVM_STACK_INVALID.

Referenced by generate_node().

stack_find_offset() [1/2]

int SVMCompiler::stack_find_offset

(

int

size

)

Definition at line 199 of file svm.cpp.

References active_stack, compile_failed, current_shader, max, max_stack_use, Node::name, size(), SVM_STACK_SIZE, and SVMCompiler::Stack::users.

Referenced by TextureMapping::compile_begin(), compile_type(), stack_assign(), stack_assign(), and stack_find_offset().

stack_find_offset() [2/2]

int SVMCompiler::stack_find_offset

(

SocketType::Type

type

)

Definition at line 234 of file svm.cpp.

References stack_find_offset(), and stack_size().

stack_link()

void SVMCompiler::stack_link	(	ShaderInput *	input,
		ShaderOutput *	output )

Definition at line 320 of file svm.cpp.

References active_stack, size(), stack_size(), SVM_STACK_INVALID, and SVMCompiler::Stack::users.

stack_size()

int SVMCompiler::stack_size ( SocketType::Type type )

protected

Definition at line 173 of file svm.cpp.

References SocketType::CLOSURE, SocketType::COLOR, SocketType::FLOAT, SocketType::INT, SocketType::NORMAL, SocketType::POINT, size(), and SocketType::VECTOR.

Referenced by stack_clear_offset(), stack_find_offset(), and stack_link().

Member Data Documentation

active_stack

Stack SVMCompiler::active_stack

protected

Definition at line 227 of file scene/svm.h.

Referenced by compile_type(), stack_clear_offset(), stack_find_offset(), and stack_link().

background

bool SVMCompiler::background

Definition at line 122 of file scene/svm.h.

Referenced by SVMShaderManager::device_update_shader().

bump_state_offset

uint SVMCompiler::bump_state_offset

protected

Definition at line 230 of file scene/svm.h.

Referenced by compile_type(), get_bump_state_offset(), and SVMCompiler().

compile_failed

bool SVMCompiler::compile_failed

protected

Definition at line 231 of file scene/svm.h.

Referenced by compile_type(), stack_find_offset(), and SVMCompiler().

current_graph

ShaderGraph* SVMCompiler::current_graph

Definition at line 121 of file scene/svm.h.

Referenced by compile_type(), and SVMCompiler().

current_shader

Shader* SVMCompiler::current_shader

protected

Definition at line 226 of file scene/svm.h.

Referenced by compile(), generate_closure_node(), generate_node(), stack_find_offset(), and SVMCompiler().

current_svm_nodes

array<int4> SVMCompiler::current_svm_nodes

protected

Definition at line 224 of file scene/svm.h.

Referenced by add_node(), add_node(), add_node(), add_node(), compile(), compile_type(), and generate_multi_closure().

current_type

ShaderType SVMCompiler::current_type

protected

Definition at line 225 of file scene/svm.h.

Referenced by compile_type(), generate_closure_node(), generate_node(), output_type(), and SVMCompiler().

max_stack_use

int SVMCompiler::max_stack_use

protected

Definition at line 228 of file scene/svm.h.

Referenced by compile(), stack_find_offset(), and SVMCompiler().

mix_weight_offset

uint SVMCompiler::mix_weight_offset

protected

Definition at line 229 of file scene/svm.h.

Referenced by closure_mix_weight_offset(), generate_closure_node(), and SVMCompiler().

scene

Scene* SVMCompiler::scene

Definition at line 120 of file scene/svm.h.

svm_node_types_used

std::atomic_int* SVMCompiler::svm_node_types_used

protected

Definition at line 223 of file scene/svm.h.

Referenced by add_node(), add_node(), compile(), generate_multi_closure(), and SVMCompiler().

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The documentation for this class was generated from the following files:

• scene/svm.h
• svm.cpp