DD::Image::MaterialBindingOpI Class Reference

#include <GeomOpMixIns.h>

Inheritance diagram for DD::Image::MaterialBindingOpI:

Classes
class	SubEngine

Public Member Functions
int	materialInput () const
	Returns the node input to use for the material binding.
const char *	materialInputLabel () const
	Returns the label to be used for the material input.
bool	testMaterialInput (Op *op) const
void	appendMaterialGeomState (GeomOp *op, DD::Image::Hash &opHash)

Detailed Description

Implements the behaviour of binding a material to prims. GeomOp plugins that wish to have this behaviour should inherit from this class and call its methods in the appropriate places to use its functionality.

Member Function Documentation

testMaterialInput()

bool MaterialBindingOpI::testMaterialInput

(

Op *

op

)

const

Test wether op can be used as a material Call this method from the plugin's test_input method.

References DD::Image::Op::iop().

Referenced by DD::Image::SourceGeomOp::test_input().

appendMaterialGeomState()

void MaterialBindingOpI::appendMaterialGeomState	(	GeomOp *	op,
		DD::Image::Hash &	opHash
	)

Computes the Geom State based on the material input and appends to opHash. Call this method from the plugin's appendGeomState method.

References DD::Image::ProxyContext::appendProxy(), DD::Image::GeomOp::appendToTarget(), DD::Image::Op::editState(), DD::Image::Op::input(), DD::Image::Op::nodeTopologyHash(), and DD::Image::Op::outputContext().