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euclid/SOP_Euclid.h
/*
* Copyright (c) 2006
* 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.
*
*----------------------------------------------------------------------------
* Defines sops that attach euclidean expressions to gdps.
*/
#ifndef __SOP_Euclid_h__
#define __SOP_Euclid_h__
#include <SOP/SOP_Node.h>
#include "EUC_Expression.h"
namespace HDK_Sample {
class SOP_EuclidBase : public SOP_Node
{
protected:
SOP_EuclidBase(OP_Network *net, const char *name, OP_Operator *op);
virtual ~SOP_EuclidBase();
virtual OP_ERROR cookMySop(OP_Context &context);
virtual EUC_Expression *cookExpression(OP_Context &context) = 0;
EUC_Expression *getInputExpression(int idx) const;
protected:
bool HIDE(fpreal t) { return (bool)evalInt(0, 0, t); }
fpreal CR(fpreal t) { return evalFloat(1, 0, t); }
fpreal CG(fpreal t) { return evalFloat(1, 1, t); }
fpreal CB(fpreal t) { return evalFloat(1, 2, t); }
EUC_Expression *myExpression;
};
class SOP_EuclidPoint : public SOP_EuclidBase
{
public:
static OP_Node *myConstructor(OP_Network*, const char *,
protected:
SOP_EuclidPoint(OP_Network *net, const char *name, OP_Operator *op);
virtual EUC_Expression *cookExpression(OP_Context &context);
fpreal TX(fpreal t) { return evalFloat(2, 0, t); }
fpreal TY(fpreal t) { return evalFloat(2, 1, t); }
};
class SOP_EuclidPointFromObject : public SOP_EuclidBase
{
public:
static OP_Node *myConstructor(OP_Network*, const char *,
protected:
virtual EUC_Expression *cookExpression(OP_Context &context);
int IDX(fpreal t) { return evalInt(2, 0, t); }
};
class SOP_EuclidLineFromPoints : public SOP_EuclidBase
{
public:
static OP_Node *myConstructor(OP_Network*, const char *,
protected:
virtual EUC_Expression *cookExpression(OP_Context &context);
};
class SOP_EuclidCircleFromPoints : public SOP_EuclidBase
{
public:
static OP_Node *myConstructor(OP_Network*, const char *,
protected:
virtual EUC_Expression *cookExpression(OP_Context &context);
};
class SOP_EuclidIntersect : public SOP_EuclidBase
{
public:
static OP_Node *myConstructor(OP_Network*, const char *,
protected:
virtual EUC_Expression *cookExpression(OP_Context &context);
};
class SOP_EuclidSelect : public SOP_EuclidBase
{
public:
static OP_Node *myConstructor(OP_Network*, const char *,
protected:
SOP_EuclidSelect(OP_Network *net, const char *name, OP_Operator *op);
virtual EUC_Expression *cookExpression(OP_Context &context);
int IDX(fpreal t) { return evalInt(2, 0, t); }
};
}
#endif