144 lines
3.9 KiB
C
144 lines
3.9 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 textureReference.h
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* @author drose
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* @date 2000-11-28
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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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* This is the particular reference of a texture filename by an egg file. It
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* also includes information about the way in which the egg file uses the
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* 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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void release_egg_data();
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void rebind_egg_data(EggData *data, EggTexture *egg_tex);
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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 std::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 LTexCoordd &get_min_uv() const;
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const LTexCoordd &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(std::ostream &out) const;
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void write(std::ostream &out, int indent_level = 0) const;
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private:
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bool 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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LTexCoordd &geom_min_uv, LTexCoordd &geom_max_uv);
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void translate_geom_uvs(EggPrimitive *geom, const LTexCoordd &trans) const;
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void collect_nominal_uv_range();
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static void collect_uv(bool &any_uvs, LTexCoordd &min_uv, LTexCoordd &max_uv,
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const LTexCoordd &got_min_uv,
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const LTexCoordd &got_max_uv);
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static LVector2d translate_uv(const LTexCoordd &min_uv,
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const LTexCoordd &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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std::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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LTexCoordd _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 std::ostream &
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operator << (std::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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