OslNetworkShaderGenerator Class Reference

#include <OslNetworkShaderGenerator.h>

Inheritance diagram for OslNetworkShaderGenerator:

Public Member Functions
	OslNetworkShaderGenerator (TypeSystemPtr typeSystem)
	Constructor. More...
ShaderNodeImplPtr	createShaderNodeImplForImplementation (const Implementation &implElement) const override
	Create the shader node implementation for an Implementation implementation. More...
const string &	getTarget () const override
	Return a unique identifier for the target this generator is for. More...
ShaderPtr	generate (const string &name, ElementPtr element, GenContext &context) const override
Public Member Functions inherited from OslShaderGenerator
	OslShaderGenerator (TypeSystemPtr typeSystem)
	Constructor. More...
const string &	getTarget () const override
	Return a unique identifier for the target this generator is for. More...
ShaderPtr	generate (const string &name, ElementPtr element, GenContext &context) const override
void	emitAllDependentFunctionCalls (const ShaderNode &node, GenContext &context, ShaderStage &stage) const
	Add all function calls for a node, and all upstream nodes. More...
void	registerShaderMetadata (const DocumentPtr &doc, GenContext &context) const override
	Register metadata that should be exported to the generated shaders. More...
Public Member Functions inherited from ShaderGenerator
virtual	~ShaderGenerator ()
	Destructor. More...
virtual void	emitScopeBegin (ShaderStage &stage, Syntax::Punctuation punc=Syntax::CURLY_BRACKETS) const
	Start a new scope using the given bracket type. More...
virtual void	emitScopeEnd (ShaderStage &stage, bool semicolon=false, bool newline=true) const
	End the current scope. More...
virtual void	emitLineBegin (ShaderStage &stage) const
	Start a new line. More...
virtual void	emitLineEnd (ShaderStage &stage, bool semicolon=true) const
	End the current line. More...
virtual void	emitLineBreak (ShaderStage &stage) const
	Add a line break. More...
virtual void	emitString (const string &str, ShaderStage &stage) const
	Add a string. More...
virtual void	emitLine (const string &str, ShaderStage &stage, bool semicolon=true) const
	Add a single line of code, optionally appending a semicolon. More...
virtual void	emitComment (const string &str, ShaderStage &stage) const
	Add a single line code comment. More...
virtual void	emitBlock (const string &str, const FilePath &sourceFilename, GenContext &context, ShaderStage &stage) const
	Add a block of code. More...
virtual void	emitLibraryInclude (const FilePath &filename, GenContext &context, ShaderStage &stage) const
template<typename T >
void	emitValue (const T &value, ShaderStage &stage) const
	Add a value. More...
virtual void	emitFunctionDefinition (const ShaderNode &node, GenContext &context, ShaderStage &stage) const
	Add the function definition for a single node. More...
virtual void	emitFunctionDefinitionParameter (const ShaderPort *shaderPort, bool isOutput, GenContext &context, ShaderStage &stage) const
virtual void	emitFunctionDefinitions (const ShaderGraph &graph, GenContext &context, ShaderStage &stage) const
	Add all function definitions for a graph. More...
virtual void	emitFunctionCall (const ShaderNode &node, GenContext &context, ShaderStage &stage) const
	Add the function call for a single node. More...
virtual void	emitFunctionCall (const ShaderNode &node, GenContext &context, ShaderStage &stage, bool checkScope) const
virtual void	emitFunctionCalls (const ShaderGraph &graph, GenContext &context, ShaderStage &stage, uint32_t classification=0u) const
virtual void	emitDependentFunctionCalls (const ShaderNode &node, GenContext &context, ShaderStage &stage, uint32_t classification=0u) const
virtual void	emitFunctionBodyBegin (const ShaderNode &node, GenContext &context, ShaderStage &stage, Syntax::Punctuation punc=Syntax::CURLY_BRACKETS) const
	Emit code for starting a new function body. More...
virtual void	emitFunctionBodyEnd (const ShaderNode &node, GenContext &context, ShaderStage &stage) const
	Emit code for ending a function body. More...
virtual void	emitTypeDefinitions (GenContext &context, ShaderStage &stage) const
	Emit type definitions for all data types that needs it. More...
virtual void	emitInput (const ShaderInput *input, GenContext &context, ShaderStage &stage) const
virtual void	emitOutput (const ShaderOutput *output, bool includeType, bool assignValue, GenContext &context, ShaderStage &stage) const
virtual void	emitVariableDeclarations (const VariableBlock &block, const string &qualifier, const string &separator, GenContext &context, ShaderStage &stage, bool assignValue=true) const
virtual void	emitVariableDeclaration (const ShaderPort *variable, const string &qualifier, GenContext &context, ShaderStage &stage, bool assignValue=true) const
virtual bool	nodeNeedsClosureData (const ShaderNode &) const
	Return true if the node needs the additional ClosureData added. More...
virtual void	emitClosureDataArg (const ShaderNode &, GenContext &, ShaderStage &) const
virtual void	emitClosureDataParameter (const ShaderNode &, GenContext &, ShaderStage &) const
virtual string	getUpstreamResult (const ShaderInput *input, GenContext &context) const
	Return the result of an upstream connection or value for an input. More...
const Syntax &	getSyntax () const
	Return the syntax object for the language used by the code generator. More...
void	registerImplementation (const string &name, CreatorFunction< ShaderNodeImpl > creator)
	Register a shader node implementation for a given implementation element name. More...
void	registerImplementation (const StringVec &nameVec, CreatorFunction< ShaderNodeImpl > creator)
	Register a shader node implementation for a given set of implementation element names. More...
bool	implementationRegistered (const string &name) const
	Determine if a shader node implementation has been registered for a given implementation element name. More...
virtual ShaderNodeImplPtr	createShaderNodeImplForNodeGraph (const NodeGraph &nodegraph) const
	Create the shader node implementation for a NodeGraph implementation. More...
virtual ShaderNodeImplPtr	getImplementation (const NodeDef &nodedef, GenContext &context) const
	Return a registered shader node implementation for the given nodedef. More...
void	setColorManagementSystem (ColorManagementSystemPtr colorManagementSystem)
	Sets the color management system. More...
ColorManagementSystemPtr	getColorManagementSystem () const
	Returns the color management system. More...
void	setUnitSystem (UnitSystemPtr unitSystem)
	Sets the unit system. More...
UnitSystemPtr	getUnitSystem () const
	Returns the unit system. More...
TypeSystemPtr	getTypeSystem () const
	Returns the type system. More...
const StringMap &	getTokenSubstitutions () const
	Return the map of token substitutions used by the generator. More...
void	registerRefactor (ShaderGraphRefactorPtr refactor)
	Register a shader graph refactoring pass. More...
const vector < ShaderGraphRefactorPtr > &	getRefactors () const
	Return the registered graph refactoring passes. More...
virtual void	applyDefaultOptions (GenOptions &options) const
	Apply the default GenOptions for this generator's target. More...
virtual void	registerTypeDefs (const DocumentPtr &doc)
	Register type definitions from the document. More...
virtual const string &	getLightDataTypevarString () const

Static Public Member Functions
static ShaderGeneratorPtr	create (TypeSystemPtr typeSystem=nullptr)
Static Public Member Functions inherited from OslShaderGenerator
static ShaderGeneratorPtr	create (TypeSystemPtr typeSystem=nullptr)

Static Public Attributes
static const string	TARGET
	Unique identifier for this generator target. More...
Static Public Attributes inherited from OslShaderGenerator
static const string	TARGET
	Unique identifier for this generator target. More...

Protected Member Functions
ShaderPtr	createShader (const string &name, ElementPtr element, GenContext &context) const override
	Create and initialize a new OSL shader for shader generation. More...
Protected Member Functions inherited from OslShaderGenerator
virtual void	emitLibraryIncludes (ShaderStage &stage, GenContext &context) const
	Emit include headers needed by the generated shader code. More...
virtual void	emitShaderInputs (const VariableBlock &inputs, ShaderStage &stage) const
	Emit a block of shader inputs. More...
virtual void	emitShaderOutputs (const VariableBlock &inputs, ShaderStage &stage) const
	Emit a block of shader outputs. More...
virtual void	emitMetadata (const ShaderPort *port, ShaderStage &stage) const
	Emit metadata for a shader parameter. More...
void	addSetCiTerminalNode (ShaderGraph &graph, ConstDocumentPtr document, GenContext &context) const
Protected Member Functions inherited from ShaderGenerator
	ShaderGenerator (TypeSystemPtr typeSystem, SyntaxPtr syntax)
	Protected constructor. More...
virtual ShaderStagePtr	createStage (const string &name, Shader &shader) const
	Create a new stage in a shader. More...
void	setFunctionName (const string &functionName, ShaderStage &stage) const
	Set function name for a stage. More...
void	replaceTokens (const StringMap &substitutions, ShaderStage &stage) const
	Replace tokens with identifiers according to the given substitutions map. More...
void	createVariables (ShaderGraphPtr graph, GenContext &context, Shader &shader) const

Additional Inherited Members
Protected Attributes inherited from ShaderGenerator
TypeSystemPtr	_typeSystem
SyntaxPtr	_syntax
Factory< ShaderNodeImpl >	_implFactory
ColorManagementSystemPtr	_colorManagementSystem
UnitSystemPtr	_unitSystem
StringMap	_tokenSubstitutions
vector< ShaderGraphRefactorPtr >	_refactors
friend	ShaderGraph
Static Protected Attributes inherited from ShaderGenerator
static const string	T_FILE_TRANSFORM_UV
static const string	LIGHTDATA_TYPEVAR_STRING

Detailed Description

OSL (Open Shading Language) Network shader generator. Generates a command string that OSL can use to build a ShaderGroup.

Definition at line 23 of file OslNetworkShaderGenerator.h.

Constructor & Destructor Documentation

OslNetworkShaderGenerator::OslNetworkShaderGenerator

(

TypeSystemPtr

typeSystem

)

Constructor.

Member Function Documentation

static ShaderGeneratorPtr OslNetworkShaderGenerator::create ( TypeSystemPtr  typeSystem = nullptr )

inlinestatic

Creator function. If a TypeSystem is not provided it will be created internally. Optionally pass in an externally created TypeSystem here, if you want to keep type descriptions alive after the lifetime of the shader generator.

Definition at line 34 of file OslNetworkShaderGenerator.h.

ShaderPtr OslNetworkShaderGenerator::createShader ( const string &  name, ElementPtr  element, GenContext &  context  ) const

overrideprotectedvirtual

Create and initialize a new OSL shader for shader generation.

Reimplemented from OslShaderGenerator.

ShaderNodeImplPtr OslNetworkShaderGenerator::createShaderNodeImplForImplementation ( const Implementation &  implementation ) const

overridevirtual

Create the shader node implementation for an Implementation implementation.

Reimplemented from ShaderGenerator.

ShaderPtr OslNetworkShaderGenerator::generate ( const string &  name, ElementPtr  element, GenContext &  context  ) const

overridevirtual

Generate a shader starting from the given element, translating the element and all dependencies upstream into shader code.

Reimplemented from ShaderGenerator.

const string& OslNetworkShaderGenerator::getTarget ( ) const

inlineoverridevirtual

Return a unique identifier for the target this generator is for.

Reimplemented from ShaderGenerator.

Definition at line 42 of file OslNetworkShaderGenerator.h.

Member Data Documentation

const string OslNetworkShaderGenerator::TARGET

static

Unique identifier for this generator target.

Definition at line 49 of file OslNetworkShaderGenerator.h.

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

• MaterialXGenOsl/OslNetworkShaderGenerator.h