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SOP/SOP_Flatten.h
/*
* Copyright (c) 2018
* 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.
*
*----------------------------------------------------------------------------
* Flatten SOP
*/
#ifndef __SOP_Flatten_h__
#define __SOP_Flatten_h__
#include <SOP/SOP_Node.h>
namespace HDK_Sample {
class SOP_Flatten : public SOP_Node
{
public:
SOP_Flatten(OP_Network *net, const char *name, OP_Operator *op);
virtual ~SOP_Flatten();
/// This method is created so that it can be called by handles. It only
/// cooks the input group of this SOP. The geometry in this group is
/// the only geometry manipulated by this SOP.
virtual OP_ERROR cookInputGroups(OP_Context &context,
int alone = 0);
static OP_Node *myConstructor(OP_Network*, const char *,
protected:
/// Update disable and hidden states of parameters based on the value
/// of other parameters.
virtual bool updateParmsFlags();
virtual const char *inputLabel(unsigned idx) const;
/// Method to cook geometry for the SOP
virtual OP_ERROR cookMySop(OP_Context &context);
/// This method is used to generate geometry for a "guide". It does
/// not have to be defined.
virtual OP_ERROR cookMyGuide1(OP_Context &context);
private:
void getGroups(UT_String &str){ evalString(str, "group", 0, 0); }
fpreal DIST(fpreal t) { return evalFloat("dist", 0, t); }
int DIRPOP() { return evalInt("usedir", 0, 0); }
int ORIENT() { return evalInt("orient", 0, 0); }
fpreal NX(fpreal t) { return evalFloat("dir", 0, t); }
fpreal NY(fpreal t) { return evalFloat("dir", 1, t); }
fpreal NZ(fpreal t) { return evalFloat("dir", 2, t); }
/// This is the group of geometry to be manipulated by this SOP and cooked
/// by the method "cookInputGroups".
const GA_PointGroup *myGroup;
};
} // End HDK_Sample namespace
#endif