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CHOP/CHOP_Blend.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.
*
*----------------------------------------------------------------------------
* Blends inputs 2,3,4... using the weights in input 1.
*/
#ifndef __CHOP_Blend__
#define __CHOP_Blend__
#include <CHOP/CHOP_Node.h>
#define ARG_BLEND_DIFFERENCE (myParmBase +0)
#define ARG_BLEND_FIRST_WEIGHT (myParmBase +1)
namespace HDK_Sample {
class CHOP_Blend : public CHOP_Node
{
public:
static OP_Node *myConstructor(OP_Network*, const char *,
OP_ERROR cookMyChop(OP_Context &context) override;
bool updateParmsFlags() override;
protected:
const char *name,
~CHOP_Blend() override;
private:
int GETDIFFERENCE()
{ return evalInt(ARG_BLEND_DIFFERENCE,0,0); }
int FIRST_WEIGHT()
int findFirstAvailableTracks(OP_Context &context);
int findInputClips(OP_Context &context, const CL_Clip *blendclip);
const CL_Clip *getCacheInputClip(int j);
UT_IntArray myAvailableTracks;
UT_FprealArray myTotalArray;
};
} // End HDK_Sample namespace
#endif