149 lines
4.2 KiB
C++
149 lines
4.2 KiB
C++
// Filename: textureReference.h
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// Created by: drose (28Nov00)
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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) 2001 - 2004, Disney Enterprises, Inc. All rights reserved
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//
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// All use of this software is subject to the terms of the Panda 3d
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// Software license. You should have received a copy of this license
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// along with this source code; you will also find a current copy of
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// the license at http://etc.cmu.edu/panda3d/docs/license/ .
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//
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// To contact the maintainers of this program write to
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// panda3d-general@lists.sourceforge.net .
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//
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////////////////////////////////////////////////////////////////////
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#ifndef TEXTUREREFERENCE_H
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#define TEXTUREREFERENCE_H
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#include "pandatoolbase.h"
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#include "textureProperties.h"
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#include "palettizer.h"
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#include "luse.h"
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#include "typedWritable.h"
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class TextureImage;
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class SourceTextureImage;
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class Filename;
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class EggFile;
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class EggData;
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class EggTexture;
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class EggGroupNode;
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class EggPrimitive;
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class TexturePlacement;
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////////////////////////////////////////////////////////////////////
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// Class : TextureReference
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// Description : This is the particular reference of a texture
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// filename by an egg file. It also includes
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// information about the way in which the egg file uses
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// the texture; e.g. does it repeat.
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////////////////////////////////////////////////////////////////////
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class TextureReference : public TypedWritable {
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public:
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TextureReference();
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~TextureReference();
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void from_egg(EggFile *egg_file, EggData *data, EggTexture *egg_tex);
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void from_egg_quick(const TextureReference &other);
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EggFile *get_egg_file() const;
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SourceTextureImage *get_source() const;
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TextureImage *get_texture() const;
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const string &get_tref_name() const;
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bool operator < (const TextureReference &other) const;
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bool has_uvs() const;
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const TexCoordd &get_min_uv() const;
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const TexCoordd &get_max_uv() const;
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EggTexture::WrapMode get_wrap_u() const;
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EggTexture::WrapMode get_wrap_v() const;
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bool is_equivalent(const TextureReference &other) const;
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void set_placement(TexturePlacement *placement);
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void clear_placement();
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TexturePlacement *get_placement() const;
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void mark_egg_stale();
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void update_egg();
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void apply_properties_to_source();
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void output(ostream &out) const;
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void write(ostream &out, int indent_level = 0) const;
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private:
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void get_uv_range(EggGroupNode *group, Palettizer::RemapUV remap);
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void update_uv_range(EggGroupNode *group, Palettizer::RemapUV remap);
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bool get_geom_uvs(EggPrimitive *geom,
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TexCoordd &geom_min_uv, TexCoordd &geom_max_uv);
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void translate_geom_uvs(EggPrimitive *geom, const TexCoordd &trans) const;
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static void collect_uv(bool &any_uvs, TexCoordd &min_uv, TexCoordd &max_uv,
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const TexCoordd &got_min_uv,
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const TexCoordd &got_max_uv);
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static LVector2d translate_uv(const TexCoordd &min_uv,
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const TexCoordd &max_uv);
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EggFile *_egg_file;
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EggTexture *_egg_tex;
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EggData *_egg_data;
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string _tref_name;
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LMatrix3d _tex_mat, _inv_tex_mat;
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SourceTextureImage *_source_texture;
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TexturePlacement *_placement;
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bool _uses_alpha;
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bool _any_uvs;
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TexCoordd _min_uv, _max_uv;
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EggTexture::WrapMode _wrap_u, _wrap_v;
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TextureProperties _properties;
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// The TypedWritable interface follows.
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public:
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static void register_with_read_factory();
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virtual void write_datagram(BamWriter *writer, Datagram &datagram);
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virtual int complete_pointers(TypedWritable **p_list,
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BamReader *manager);
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protected:
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static TypedWritable *make_TextureReference(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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TypedWritable::init_type();
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register_type(_type_handle, "TextureReference",
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TypedWritable::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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private:
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static TypeHandle _type_handle;
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};
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INLINE ostream &
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operator << (ostream &out, const TextureReference &ref) {
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ref.output(out);
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return out;
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}
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#endif
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