HDK
Main Page
Related Pages
Modules
Namespaces
Classes
Files
Examples
All
Classes
Namespaces
Files
Functions
Variables
Typedefs
Enumerations
Enumerator
Friends
Macros
Groups
Pages
VOP/VOP_Switch.h
/*
* Copyright (c) 2024
* Side Effects Software Inc. All rights reserved.
*
* Redistribution and use of Houdini Development Kit samples in source and
* binary forms, with or without modification, are permitted provided that the
* following conditions are met:
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* 2. The name of Side Effects Software may not be used to endorse or
* promote products derived from this software without specific prior
* written permission.
*
* THIS SOFTWARE IS PROVIDED BY SIDE EFFECTS SOFTWARE `AS IS' AND ANY EXPRESS
* OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN
* NO EVENT SHALL SIDE EFFECTS SOFTWARE BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA,
* OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
* EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef __VOP_Switch_h__
#define __VOP_Switch_h__
#include <
VOP/VOP_Node.h
>
/// @file
/// This example contains code which shows how to perform some of the most
/// common tasks when writing a custom VEX code operator. It produces code
/// which selects one of the inputs to feed to the output.
namespace
HDK_Sample {
/// C++ VOP node to select one of its inputs and feed it into the output.
class
VOP_Switch :
public
VOP_Node
{
public
:
/// Creates an instance of this node with the given name in the given network.
static
OP_Node
*
myConstructor
(
OP_Network
*net,
const
char
*
name
,
OP_Operator
*entry);
/// Our parameter templates.
static
PRM_Template
myTemplateList
[];
/// Disable our parameters based on which inputs are connected.
bool
updateParmsFlags
()
override
;
/// Generate the code for this operator.
void
getCode
(
UT_String
&codestr,
const
VOP_CodeGenContext
&context)
override
;
/// Provides the labels to appear on input and output buttons.
const
char
*
inputLabel
(
unsigned
idx)
const override
;
const
char
*
outputLabel
(
unsigned
idx)
const override
;
/// Controls the number of input buttons visible on the node tile.
unsigned
getNumVisibleInputs
()
const override
;
/// Returns the index of the first "unordered" input, meaning that inputs
/// before this one should not be collapsed when they are disconnected.
unsigned
orderedInputs
()
const override
;
protected
:
VOP_Switch
(
OP_Network
*net,
const
char
*name,
OP_Operator
*entry);
~VOP_Switch
()
override
;
/// Returns the internal name of the supplied input. This input name is
/// used when the code generator substitutes variables return by getCode.
void
getInputNameSubclass
(
UT_String
&in,
int
idx)
const override
;
/// Reverse mapping of internal input names to an input index.
int
getInputFromNameSubclass
(
const
UT_String
&in)
const override
;
/// Fills in the info about the vop type connected to the idx-th input.
void
getInputTypeInfoSubclass
(
VOP_TypeInfo
&type_info,
int
idx)
override
;
/// Returns the internal name of the supplied output. This name is used
/// when the code generator substitutes variables return by getCode.
void
getOutputNameSubclass
(
UT_String
&out,
int
idx)
const override
;
/// Fills out the info about the data type of each output connector.
void
getOutputTypeInfoSubclass
(
VOP_TypeInfo
&type_info,
int
idx)
override
;
/// This methods should be overriden in most VOP nodes. It should fill
/// in voptypes vector with vop types that are allowed to be connected
/// to this node at the input at index idx. Note that
/// this method should return valid vop types even when nothing is
/// connected to the corresponding input.
void
getAllowedInputTypeInfosSubclass
(
unsigned
idx,
VOP_VopTypeInfoArray
&type_infos)
override
;
/// Accesses the parameter that controls how out of bounds switch indices
/// are handled.
int
OUTOFBOUNDS
();
};
}
// End of HDK_Sample namespace
#endif
Generated on Sat Dec 7 2024 02:43:03 for HDK by
1.8.6