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#include <vob/Transform.hxx> |
#include <vob/Transform.hxx> |
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/** The main namespace for libvob. |
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* All libvob symbols are placed in this namespace. |
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*/ |
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namespace Vob { |
namespace Vob { |
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struct Vob { |
/** A vob: an object that knows how to render itself, |
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* given a number of coordinate transforms. |
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*/ |
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class Vob { |
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public: |
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virtual ~Vob() { } |
virtual ~Vob() { } |
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/** Get the number of transforms this Vob's render() call |
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* requires. |
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*/ |
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virtual int nCoordsys() const = 0; |
virtual int nCoordsys() const = 0; |
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/** Render this Vob, given a number of transforms. |
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* @param t The transforms |
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* @param n The number of transforms in t. |
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*/ |
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virtual void render(const Transform **t, int n) const = 0; |
virtual void render(const Transform **t, int n) const = 0; |
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}; |
}; |
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struct Vob0 { |
/** A vob which uses no coordinate systems. A specialization |
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* of Vob for efficiency. |
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*/ |
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class Vob0 : public Vob { |
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public: |
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virtual ~Vob0() {} |
virtual ~Vob0() {} |
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virtual int nCoordsys() const { return 0; }; |
virtual int nCoordsys() const { return 0; }; |
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virtual void render(const Transform **t, int n) const { render0(); } |
virtual void render(const Transform **t, int n) const { render0(); } |
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}; |
}; |
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struct Vob1 { |
/** A vob which uses one coordinate system. A specialization |
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* of Vob for efficiency. |
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*/ |
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class Vob1 : public Vob { |
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public: |
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virtual ~Vob1() {} |
virtual ~Vob1() {} |
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virtual int nCoordsys() const { return 1; }; |
virtual int nCoordsys() const { return 1; }; |
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virtual void render(const Transform **t, int n) const { render1(*(t[0])); } |
virtual void render(const Transform **t, int n) const { render1(*(t[0])); } |
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virtual void render1(const Transform &t) const = 0; |
virtual void render1(const Transform &t) const = 0; |
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}; |
}; |
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struct Vob2 { |
/** A vob which uses two coordinate systems. A specialization |
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* of Vob for efficiency. |
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*/ |
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class Vob2 : public Vob { |
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public: |
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virtual ~Vob2() {} |
virtual ~Vob2() {} |
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virtual int nCoordsys() const { return 2; }; |
virtual int nCoordsys() const { return 2; }; |
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virtual void render(const Transform **t, int n) const { |
virtual void render(const Transform **t, int n) const { |
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virtual void render2(const Transform &t0, const Transform &t1) const = 0; |
virtual void render2(const Transform &t0, const Transform &t1) const = 0; |
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}; |
}; |
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/** A template class which implements Vob, given a class with a render() method. |
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* Used by the code generation mechanism to decouple defining Vobs from the |
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* actual Vob interface. |
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*/ |
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template<class VobSeed> class Vob0Maker : public Vob0, public VobSeed { |
template<class VobSeed> class Vob0Maker : public Vob0, public VobSeed { |
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virtual void render0() const { |
virtual void render0() const { |
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VobSeed::render(); |
VobSeed::render(); |
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} |
} |
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}; |
}; |
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/** A template class which implements Vob, given a class with a render(t) method. |
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* Used by the code generation mechanism to decouple defining Vobs from the |
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* actual Vob interface. |
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*/ |
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template<class VobSeed> class Vob1Maker : public Vob1, public VobSeed { |
template<class VobSeed> class Vob1Maker : public Vob1, public VobSeed { |
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virtual void render1(const Transform &t) const { |
virtual void render1(const Transform &t) const { |
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VobSeed::render(t); |
VobSeed::render(t); |
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} |
} |
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}; |
}; |
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/** A template class which implements Vob, given a class with a render(t0, t1) method. |
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* Used by the code generation mechanism to decouple defining Vobs from the |
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* actual Vob interface. |
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*/ |
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template<class VobSeed> class Vob2Maker : public Vob2, public VobSeed { |
template<class VobSeed> class Vob2Maker : public Vob2, public VobSeed { |
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virtual void render2(const Transform &t0, const Transform &t1) const { |
virtual void render2(const Transform &t0, const Transform &t1) const { |
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VobSeed::render(t0, t1); |
VobSeed::render(t0, t1); |
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}; |
}; |
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} |
} |
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//@Include: Transform.hxx |
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//@Include: Primitives.hxx |
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//@Include: LinearPrimitives.hxx |
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//@Include: FunctionalPrimitives.hxx |
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//@Include: DisablablePrimitives.hxx |
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// |
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//@Include: util/Perlin.hxx |
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//@Include: Vec23.hxx |
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#endif |
#endif |