130 lines
3.7 KiB
C++
130 lines
3.7 KiB
C++
// Filename: texMatrixAttrib.h
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// Created by: drose (14Mar02)
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//
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////////////////////////////////////////////////////////////////////
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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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////////////////////////////////////////////////////////////////////
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#ifndef TEXMATRIXATTRIB_H
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#define TEXMATRIXATTRIB_H
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#include "pandabase.h"
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#include "geom.h"
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#include "renderAttrib.h"
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#include "textureStage.h"
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#include "transformState.h"
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#include "pointerTo.h"
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class FactoryParams;
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////////////////////////////////////////////////////////////////////
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// Class : TexMatrixAttrib
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// Description : Applies a transform matrix to UV's before they are
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// rendered.
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////////////////////////////////////////////////////////////////////
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class EXPCL_PANDA_PGRAPH TexMatrixAttrib : public RenderAttrib {
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protected:
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INLINE TexMatrixAttrib();
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INLINE TexMatrixAttrib(const TexMatrixAttrib ©);
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public:
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virtual ~TexMatrixAttrib();
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PUBLISHED:
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static CPT(RenderAttrib) make();
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static CPT(RenderAttrib) make(const LMatrix4f &mat);
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static CPT(RenderAttrib) make(TextureStage *stage, const TransformState *transform);
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static CPT(RenderAttrib) make_default();
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CPT(RenderAttrib) add_stage(TextureStage *stage, const TransformState *transform) const;
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CPT(RenderAttrib) remove_stage(TextureStage *stage) const;
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bool is_empty() const;
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bool has_stage(TextureStage *stage) const;
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int get_num_stages() const;
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TextureStage *get_stage(int n) const;
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MAKE_SEQ(get_stages, get_num_stages, get_stage);
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const LMatrix4f &get_mat() const;
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const LMatrix4f &get_mat(TextureStage *stage) const;
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CPT(TransformState) get_transform(TextureStage *stage) const;
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INLINE int get_geom_rendering(int geom_rendering) const;
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public:
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virtual void output(ostream &out) const;
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protected:
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virtual int compare_to_impl(const RenderAttrib *other) const;
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virtual CPT(RenderAttrib) compose_impl(const RenderAttrib *other) const;
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virtual CPT(RenderAttrib) invert_compose_impl(const RenderAttrib *other) const;
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private:
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INLINE void check_stage_list() const;
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void rebuild_stage_list();
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typedef pmap< PT(TextureStage), CPT(TransformState) > Stages;
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Stages _stages;
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typedef pvector<TextureStage *> StageList;
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StageList _stage_list;
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bool _stage_list_stale;
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// This element is only used during reading from a bam file. It has
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// no meaningful value any other time.
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size_t _num_stages;
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static CPT(RenderAttrib) _empty_attrib;
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PUBLISHED:
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static int get_class_slot() {
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return _attrib_slot;
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}
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virtual int get_slot() const {
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return get_class_slot();
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}
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public:
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static void register_with_read_factory();
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virtual void write_datagram(BamWriter *manager, Datagram &dg);
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virtual int complete_pointers(TypedWritable **plist, BamReader *manager);
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protected:
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static TypedWritable *make_from_bam(const FactoryParams ¶ms);
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void fillin(DatagramIterator &scan, BamReader *manager);
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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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RenderAttrib::init_type();
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register_type(_type_handle, "TexMatrixAttrib",
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RenderAttrib::get_class_type());
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_attrib_slot = register_slot(_type_handle, 100, make_default);
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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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static int _attrib_slot;
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};
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#include "texMatrixAttrib.I"
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#endif
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