API for writing operator nodes. More...

#include "ai_nodes.h"
#include "ai_version.h"
#include "ai_matrix.h"
#include "ai_api.h"

Data Structures
struct	AtOperatorNodeMethods
	Cleanup method for child data which is passed to other operators. More...

Macros
#define	AI_OPERATOR_COMMON_NODE_METHODS
	Exporter for the methods shared with the standard node interface. More...

#define	AI_OPERATOR_NODE_EXPORT_METHODS(tag)

#define	AI_OPERATOR_NODE_INTERNAL_METHODS(tag)

#define	operator_init static bool OperatorInit(AtNode* op, void** user_data)

#define	operator_cleanup static bool OperatorCleanup(AtNode* op, void* user_data)

#define	operator_cook static bool OperatorCook(AtNode* node, AtNode* op, void* child_data, void* user_data, const AtArray* matching_params, AtCookContext* cook_context)

#define	operator_post_cook static bool OperatorPostCook(AtNode* op, void* user_data)

Typedefs
typedef bool(*	AtOpCleanupChildData) (void *child_data)

typedef bool(*	AtOpInit) (AtNode op, void *user_data)
	Operator init method. More...

typedef bool(*	AtOpCleanup) (AtNode op, void user_data)
	Operator cleanup method. More...

typedef bool(*	AtOpCook) (AtNode node, AtNode op, void child_data, void user_data, const AtArray matching_params, AtCookContext cook_context)
	Operator cook method which operates on the cooked node. More...

typedef bool(*	AtOpPostCook) (AtNode op, void user_data)
	Operator post cook method which is called once per operator instance after all the cook calls for all operators are finished. More...

typedef int(*	AtOpFuncPtr) (AtOperatorNodeMethods *methods)
	Operator function pointer entry-point symbol. More...

Functions
AI_API bool	AiOpSetTarget (AtUniverse universe, AtNode node)
	Set the target operator in a given Arnold universe. More...

AI_API AtNode *	AiOpGetTarget (const AtUniverse *universe)
	Get the target operator node in a given universe, if any. More...

AI_API AtArray *	AiOpGetInputs (AtNode *op)
	Get operator nodes connected to the inputs on a given operator node. More...

AI_API bool	AiOpLink (AtNode from, AtNode to, int index=-1)
	Connect an operator to a given input index on an operator. More...

AI_API bool	AiOpUnlinkInputByIndex (AtNode *to, unsigned int index)
	Unlink an input connection on an operator for a given index. More...

AI_API bool	AiOpUnlink (AtNode from, AtNode to)
	Unlink connected operators. More...

AI_API void	AiOpSetChildData (AtNode op, void child_data=NULL, AtOpCleanupChildData cleanup=NULL)
	Set child data on an operator. More...

AI_API bool	AiOpMatchNodeSelection (AtNode node, AtString selection, bool relative=true, AtNode target=NULL)
	Check if a node, including its name and parameters, match a given selection expression. More...

AI_API AtNode *	AiOpCookContextGetCookScope (AtCookContext *cook_context)
	Get the cook scope which is represented by the node that the operator graph is connected to. More...

Detailed Description

API for writing operator nodes.

Data Structures