107 lines
3.2 KiB
C
107 lines
3.2 KiB
C
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/**
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* PANDA 3D SOFTWARE
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* Copyright (c) Carnegie Mellon University. All rights reserved.
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*
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* All use of this software is subject to the terms of the revised BSD
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* license. You should have received a copy of this license along
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* with this source code in a file named "LICENSE."
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*
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* @file polylightEffect.h
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* @author sshodhan
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* @date 2004-06-01
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*/
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#ifndef POLYLIGHTEFFECT_H
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#define POLYLIGHTEFFECT_H
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#include "pandabase.h"
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#include "renderEffect.h"
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#include "luse.h"
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#include "nodePath.h"
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#include "polylightNode.h"
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#include "pmap.h"
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#include "pnotify.h"
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#include "sceneSetup.h"
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/**
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* A PolylightEffect can be used on a node to define a LightGroup for that
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* node. A LightGroup contains PolylightNodes which are essentially nodes
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* that add color to the polygons of a model based on distance. PolylightNode
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* is a cheap way to get lighting effects specially for night scenes
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*/
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class EXPCL_PANDA_PGRAPH PolylightEffect : public RenderEffect {
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PUBLISHED:
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enum ContribType {
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CT_proximal,
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CT_all,
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};
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typedef pvector< NodePath > LightGroup;
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protected:
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INLINE PolylightEffect();
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INLINE PolylightEffect(const PolylightEffect ©);
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PUBLISHED:
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static CPT(RenderEffect) make();
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static CPT(RenderEffect) make(PN_stdfloat weight, ContribType contrib, const LPoint3 &effect_center);
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static CPT(RenderEffect) make(PN_stdfloat weight, ContribType contrib, const LPoint3 &effect_center, const LightGroup &lights);
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CPT(RenderEffect) add_light(const NodePath &newlight) const;
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CPT(RenderEffect) remove_light(const NodePath &newlight) const;
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CPT(RenderEffect) set_weight(PN_stdfloat w) const;
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CPT(RenderEffect) set_contrib(ContribType c) const;
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CPT(RenderEffect) set_effect_center(const LPoint3 &ec) const;
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INLINE PN_stdfloat get_weight() const;
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INLINE ContribType get_contrib() const;
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INLINE LPoint3 get_effect_center()const;
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bool has_light(const NodePath &light) const;
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public:
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virtual bool has_cull_callback() const;
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virtual void cull_callback(CullTraverser *trav, CullTraverserData &data,
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CPT(TransformState) &node_transform,
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CPT(RenderState) &node_state) const;
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CPT(RenderAttrib) do_poly_light(const SceneSetup *scene, const CullTraverserData *data, const TransformState *node_transform) const;
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// CPT(RenderAttrib) do_poly_light(const NodePath &root, const
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// CullTraverserData *data, const TransformState *node_transform) const;
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virtual void output(std::ostream &out) const;
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private:
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ContribType _contribution_type;
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PN_stdfloat _weight;
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LightGroup _lightgroup;
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LPoint3 _effect_center;
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protected:
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virtual int compare_to_impl(const RenderEffect *other) const;
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public:
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static TypeHandle get_class_type() {
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return _type_handle;
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}
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static void init_type() {
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RenderEffect::init_type();
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register_type(_type_handle, "PolylightEffect",
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RenderEffect::get_class_type());
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}
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virtual TypeHandle get_type() const {
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return get_class_type();
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}
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virtual TypeHandle force_init_type() {init_type(); return get_class_type();}
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private:
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static TypeHandle _type_handle;
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};
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#include "polylightEffect.I"
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std::ostream &operator << (std::ostream &out, PolylightEffect::ContribType ct);
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#endif
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