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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)
 
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 ()
 
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

array< int4 > current_svm_nodes
 
ShaderType current_type
 
Shader * current_shader
 
Stack active_stack
 
int max_stack_use
 
uint mix_weight_offset
 
bool compile_failed
 

Detailed Description

Definition at line 61 of file render/svm.h.

Constructor & Destructor Documentation

◆ SVMCompiler()

SVMCompiler::SVMCompiler ( Scene *  scene)

Definition at line 177 of file svm.cpp.

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

Member Function Documentation

◆ add_node() [1/4]

void SVMCompiler::add_node ( const float4 &  f)

Definition at line 403 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 387 of file svm.cpp.

References Freestyle::a, Freestyle::c, 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 397 of file svm.cpp.

References __float_as_int(), current_svm_nodes, make_int4, array< T, alignment >::push_back_slow(), type, 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 392 of file svm.cpp.

References Freestyle::a, Freestyle::c, current_svm_nodes, make_int4, array< T, alignment >::push_back_slow(), and type.

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

◆ attribute() [1/2]

uint SVMCompiler::attribute ( AttributeStandard  std)

Definition at line 414 of file svm.cpp.

References ShaderManager::get_attribute_id(), scene, and Scene::shader_manager.

◆ attribute() [2/2]

uint SVMCompiler::attribute ( ustring  name)

Definition at line 409 of file svm.cpp.

References ShaderManager::get_attribute_id(), scene, and Scene::shader_manager.

Referenced by attribute_standard().

◆ attribute_standard()

uint SVMCompiler::attribute_standard ( ustring  name)

Definition at line 419 of file svm.cpp.

References attribute(), and Attribute::name_standard().

◆ closure_mix_weight_offset()

uint SVMCompiler::closure_mix_weight_offset ( )
inline

Definition at line 114 of file render/svm.h.

References mix_weight_offset.

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

◆ compile()

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

Definition at line 845 of file svm.cpp.

References array< T, alignment >::append(), compile_type(), current_shader, current_svm_nodes, DISPLACE_BOTH, DISPLACE_TRUE, max_stack_use, NULL, SVMCompiler::Summary::num_svm_nodes, output, SVMCompiler::Summary::peak_stack_usage, scene, shader(), SHADER_TYPE_BUMP, SHADER_TYPE_DISPLACEMENT, SHADER_TYPE_SURFACE, SHADER_TYPE_VOLUME, array< T, alignment >::size(), 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, and SVMCompiler::Summary::time_total.

Referenced by SVMShaderManager::device_update_shader().

◆ compile_type()

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

Definition at line 716 of file svm.cpp.

References active_stack, add_node(), array< T, alignment >::clear(), compile_failed, current_graph, current_svm_nodes, current_type, DISPLACE_BOTH, find_aov_nodes_and_dependencies(), generate(), generate_multi_closure(), generate_svm_nodes(), graph, ShaderInput::link, node, NODE_AOV_START, NODE_END, NODE_ENTER_BUMP_EVAL, NODE_LEAVE_BUMP_EVAL, NULL, output, ShaderOutput::parent, shader(), SHADER_TYPE_BUMP, SHADER_TYPE_DISPLACEMENT, SHADER_TYPE_SURFACE, SHADER_TYPE_VOLUME, stack_find_offset(), ShaderInput::stack_offset, state, SVM_BUMP_EVAL_STATE_SIZE, SVM_STACK_INVALID, and type.

Referenced by compile().

◆ encode_uchar4()

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

Definition at line 377 of file svm.cpp.

References w(), x, y, and z.

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

◆ find_aov_nodes_and_dependencies()

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

Definition at line 551 of file svm.cpp.

References find_dependencies(), graph, node, NULL, SHADER_SPECIAL_TYPE_OUTPUT_AOV, OutputAOVNode::slot, 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 425 of file svm.cpp.

References if(), ShaderInput::link, node, NULL, and ShaderOutput::parent.

Referenced by find_aov_nodes_and_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 493 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_emission, Shader::has_surface_transparent, ShaderInput::link, mix_weight_offset, node, 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 570 of file svm.cpp.

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

Referenced by compile_type(), and generated_shared_closure_nodes().

◆ generate_node()

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

Definition at line 440 of file svm.cpp.

References current_shader, current_type, Shader::has_integrator_dependency, Shader::has_surface_spatial_varying, Shader::has_volume_attribute_dependency, Shader::has_volume_spatial_varying, node, 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 462 of file svm.cpp.

References generate_node(), ShaderNode::id, ShaderInput::link, node, ShaderOutput::parent, 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 535 of file svm.cpp.

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

Referenced by generate_multi_closure().

◆ output_type()

ShaderType SVMCompiler::output_type ( )
inline

Definition at line 119 of file render/svm.h.

References current_type.

◆ stack_assign() [1/2]

int SVMCompiler::stack_assign ( ShaderInput *  input)

Definition at line 259 of file svm.cpp.

References __float_as_int(), add_node(), SocketType::COLOR, SocketType::FLOAT, SocketType::INT, ShaderInput::link, node, NODE_VALUE_F, NODE_VALUE_V, SocketType::NORMAL, ShaderInput::parent, SocketType::POINT, ShaderInput::socket_type, stack_find_offset(), ShaderInput::stack_offset, ShaderOutput::stack_offset, SVM_STACK_INVALID, ShaderInput::type(), and SocketType::VECTOR.

◆ stack_assign() [2/2]

int SVMCompiler::stack_assign ( ShaderOutput *  output)

Definition at line 296 of file svm.cpp.

References output, stack_find_offset(), and SVM_STACK_INVALID.

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

◆ stack_assign_if_linked() [1/2]

int SVMCompiler::stack_assign_if_linked ( ShaderInput *  input)

Definition at line 305 of file svm.cpp.

References ShaderInput::link, stack_assign(), and SVM_STACK_INVALID.

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

◆ stack_assign_if_linked() [2/2]

int SVMCompiler::stack_assign_if_linked ( ShaderOutput *  output)

Definition at line 313 of file svm.cpp.

References output, stack_assign(), and SVM_STACK_INVALID.

◆ stack_clear_offset()

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

Definition at line 251 of file svm.cpp.

References active_stack, size(), stack_size(), type, 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 367 of file svm.cpp.

References ShaderInput::link, node, stack_clear_offset(), ShaderInput::stack_offset, SVM_STACK_INVALID, and ShaderInput::type().

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 ShaderInput::link, node, output, 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 214 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(), and stack_find_offset().

◆ stack_find_offset() [2/2]

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

Definition at line 246 of file svm.cpp.

References stack_find_offset(), stack_size(), and type.

◆ stack_link()

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

Definition at line 321 of file svm.cpp.

References active_stack, ShaderInput::link, output, size(), ShaderOutput::stack_offset, stack_size(), SVM_STACK_INVALID, ShaderOutput::type(), and SVMCompiler::Stack::users.

◆ stack_size()

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

Definition at line 188 of file svm.cpp.

References SocketType::CLOSURE, SocketType::COLOR, SocketType::FLOAT, SocketType::INT, SocketType::NORMAL, SocketType::POINT, size(), type, 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 224 of file render/svm.h.

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

◆ background

bool SVMCompiler::background

Definition at line 126 of file render/svm.h.

Referenced by SVMShaderManager::device_update_shader(), and SVMCompiler().

◆ compile_failed

bool SVMCompiler::compile_failed
protected

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

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

◆ current_graph

ShaderGraph* SVMCompiler::current_graph

Definition at line 125 of file render/svm.h.

Referenced by compile_type(), and SVMCompiler().

◆ current_shader

Shader* SVMCompiler::current_shader
protected

Definition at line 223 of file render/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 221 of file render/svm.h.

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

◆ current_type

ShaderType SVMCompiler::current_type
protected

Definition at line 222 of file render/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 225 of file render/svm.h.

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

◆ mix_weight_offset

uint SVMCompiler::mix_weight_offset
protected

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

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

◆ scene

Scene* SVMCompiler::scene

Definition at line 124 of file render/svm.h.

Referenced by attribute(), and compile().

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