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OBJ/OBJ_Shake.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.
*
*----------------------------------------------------------------------------
* This custom object defines a geometry object that has parameters which
* define a frame-dependent jitter in its translation. This can be used to make
* earth-quake type effects. No doubt next year will be the year of the
* Earthquake movie.
*/
#ifndef __OBJ_Shake__
#define __OBJ_Shake__
namespace HDK_Sample {
class OBJ_Shake : public OBJ_Geometry
{
public:
const char *name,
virtual ~OBJ_Shake();
const char *name,
OP_Operator *entry);
fpreal JX(fpreal t) { return evalFloat("jitter", &shakeIndirect[0], 0, t); }
fpreal JY(fpreal t) { return evalFloat("jitter", &shakeIndirect[0], 1, t); }
fpreal JZ(fpreal t) { return evalFloat("jitter", &shakeIndirect[0], 2, t); }
protected:
OP_Context &context, UT_DMatrix4 &mat);
private:
static int *shakeIndirect;
};
} // End HDK_Sample namespace
#endif