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tetprim/GT_PrimTetra.h
/*
* Copyright (c) 2021
* 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
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* written permission.
*
* THIS SOFTWARE IS PROVIDED BY SIDE EFFECTS SOFTWARE `AS IS' AND ANY EXPRESS
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#ifndef __GT_PrimTetra__
#define __GT_PrimTetra__
namespace HDK_Sample {
/// Hook to handle tesselation of tetra primitives
///
/// When rendering tet primitives, collect all the tet primitives together,
/// then a single polygonal mesh is generated as a result.
class GT_PrimTetraCollect : public GT_GEOPrimCollect
{
public:
/// Register the GT collector
static void registerPrimitive(const GA_PrimitiveTypeId &id);
/// Constructor. The @c id is used to bind the collector to the proper
/// primitive type.
/// Destructor
/// Return a structure to capture all the tet primitives
const GT_RefineParms *parms) const override;
/// When refining a single tet primitive, we add it to the container
const GEO_Primitive *const* prim_list,
int nsegments,
GT_GEOPrimCollectData *data) const override;
/// At the end of collecting, the single outside skin is generated
GT_GEOPrimCollectData *data) const override;
private:
};
} // End HDK_Sample namespace
#endif