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COP2/COP2_FullImageFilter.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.
*
*----------------------------------------------------------------------------
* FullImageFilter.
*/
#ifndef _COP2_FULLIMAGEFILTER_H_
#define _COP2_FULLIMAGEFILTER_H_
#include <UT/UT_Lock.h>
namespace HDK_Sample {
class COP2_FullImageFilter : public COP2_MaskOp
{
public:
// Normal op stuff...
static OP_Node *myConstructor(OP_Network*, const char *,
static const char *myInputLabels[];
// static cookFullImage callback.
static OP_ERROR filter(COP2_Context &context,
const TIL_Region *input,
TIL_Region *output,
COP2_Node *me);
// non static version, called by filter.
const TIL_Region *input,
TIL_Region *output);
// since this is single threaded per-plane, hint this to the scheduler.
// You can restrict threading so that:
// maxp - a maximum of 'maxp' threads cooking the same plane in this
// node at once.
// maxn - a maximum of 'maxn' threads can be cooking in a single
// instance of this node at once.
// op - a maximum of 'op' threads can be cooking in instances of
// this operator at once.
// This basically says that only 1 thread may cook a given plane at a time,
// but several threads may be in this node cooking different planes.
int &maxp, int &maxn, int &op) const
{ maxp = 1; maxn = op = TIL_MAX_THREADS; }
// For the output area (an area of a plane belonging to this node)
// and a set of input areas, determine which input areas and which
// parts of these areas are needed to cook the output area.
COP2_CookAreaInfo &output_area,
const COP2_CookAreaList &input_areas,
COP2_CookAreaList &needed_areas);
protected:
int array_index,
float t,
int xres, int yres,
int thread,
int max_threads);
TIL_TileList *tiles);
// if we expand or change the image bounds, we need to override this method
// and set the new bounds.
virtual void computeImageBounds(COP2_Context &context);
private:
COP2_FullImageFilter(OP_Network *parent, const char *name,
OP_Operator *entry);
fpreal SIZE(fpreal t) { return evalFloat("size", 0, t); }
};
class cop2_FullImageFilterData : public COP2_ContextData
{
public:
float mySize;
};
} // End HDK_Sample namespace
#endif