252 lines
5.9 KiB
C++
252 lines
5.9 KiB
C++
/**
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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 fltTexture.h
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* @author drose
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* @date 2000-08-25
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*/
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#ifndef FLTTEXTURE_H
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#define FLTTEXTURE_H
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#include "pandatoolbase.h"
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#include "fltRecord.h"
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#include "filename.h"
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#include "luse.h"
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/**
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* Represents a single texture in the texture palette.
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*/
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class FltTexture : public FltRecord {
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public:
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FltTexture(FltHeader *header);
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virtual void apply_converted_filenames();
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std::string _orig_filename;
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Filename _converted_filename;
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int _pattern_index;
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int _x_location;
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int _y_location;
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Filename get_texture_filename() const;
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void set_texture_filename(const Filename &filename);
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Filename get_attr_filename() const;
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FltError read_attr_data();
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FltError write_attr_data() const;
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FltError write_attr_data(Filename attr_filename) const;
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// The remaining fields are from the attr file.
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enum FileFormat {
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FF_none = -1,
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FF_att_8_pattern = 0,
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FF_att_8_template = 1,
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FF_sgi_i = 2,
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FF_sgi_ia = 3,
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FF_sgi_rgb = 4,
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FF_sgi_rgba = 5
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};
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enum Minification {
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MN_point = 0,
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MN_bilinear = 1,
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MN_OB_mipmap = 2, // obsolete
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MN_mipmap_point = 3,
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MN_mipmap_linear = 4,
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MN_mipmap_bilinear = 5,
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MN_mipmap_trilinear = 6,
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MN_bicubic = 8,
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MN_bilinear_gequal = 9,
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MN_bilinear_lequal = 10,
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MN_bicubic_gequal = 11,
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MN_bicubic_lequal = 12
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};
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enum Magnification {
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MG_point = 0,
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MG_bilinear = 1,
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MG_bicubic = 3,
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MG_sharpen = 4,
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MG_add_detail = 5,
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MG_modulate_detail = 6,
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MG_bilinear_gequal = 7,
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MG_bilinear_lequal = 8,
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MG_bicubic_gequal = 9,
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MG_bicubic_lequal = 10
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};
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enum RepeatType {
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RT_repeat = 0,
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RT_clamp = 1
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};
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enum EnvironmentType {
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ET_modulate = 0,
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ET_blend = 1,
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ET_decal = 2,
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ET_color = 3
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};
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enum InternalFormat {
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IF_default = 0,
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IF_i_12a_4 = 1,
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IF_ia_8 = 2,
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IF_rgb_5 = 3,
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IF_rgba_4 = 4,
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IF_ia_12 = 5,
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IF_rgba_8 = 6,
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IF_rgba_12 = 7,
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IF_i_16 = 8, // shadow mode only
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IF_rgb_12 = 9
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};
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enum ExternalFormat {
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EF_default = 0,
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EF_pack_8 = 1,
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EF_pack_16 = 2
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};
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enum ProjectionType {
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PT_flat_earth = 0,
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PT_lambert = 3,
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PT_utm = 4,
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PT_undefined = 7
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};
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enum EarthModel {
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EM_wgs84 = 0,
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EM_wgs72 = 1,
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EM_bessel = 2,
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EM_clarke_1866 = 3,
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EM_nad27 = 4
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};
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enum ImageOrigin {
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IO_lower_left = 0,
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IO_upper_left = 1
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};
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enum PointsUnits {
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PU_degrees = 0,
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PU_meters = 1,
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PU_pixels = 2
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};
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enum Hemisphere {
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H_southern = 0,
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H_northern = 1,
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};
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struct LODScale {
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PN_stdfloat _lod;
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PN_stdfloat _scale;
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};
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struct GeospecificControlPoint {
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LPoint2d _uv;
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LPoint2d _real_earth;
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};
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typedef pvector<GeospecificControlPoint> GeospecificControlPoints;
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struct SubtextureDef {
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std::string _name;
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int _left;
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int _bottom;
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int _right;
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int _top;
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};
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typedef pvector<SubtextureDef> SubtextureDefs;
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int _num_texels_u;
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int _num_texels_v;
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int _real_world_size_u;
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int _real_world_size_v;
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int _up_vector_x;
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int _up_vector_y;
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FileFormat _file_format;
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Minification _min_filter;
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Magnification _mag_filter;
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RepeatType _repeat;
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RepeatType _repeat_u;
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RepeatType _repeat_v;
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int _modify_flag;
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int _x_pivot_point;
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int _y_pivot_point;
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EnvironmentType _env_type;
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bool _intensity_is_alpha; // if true, a one-channel image is actually
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// an alpha image, not an intensity image.
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double _float_real_world_size_u;
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double _float_real_world_size_v;
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int _imported_origin_code;
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int _kernel_version;
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InternalFormat _internal_format;
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ExternalFormat _external_format;
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bool _use_mipmap_kernel;
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PN_stdfloat _mipmap_kernel[8];
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bool _use_lod_scale;
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LODScale _lod_scale[8];
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PN_stdfloat _clamp;
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Magnification _mag_filter_alpha;
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Magnification _mag_filter_color;
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double _lambert_conic_central_meridian;
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double _lambert_conic_upper_latitude;
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double _lambert_conic_lower_latitude;
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bool _use_detail;
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int _detail_j;
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int _detail_k;
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int _detail_m;
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int _detail_n;
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int _detail_scramble;
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bool _use_tile;
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PN_stdfloat _tile_lower_left_u;
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PN_stdfloat _tile_lower_left_v;
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PN_stdfloat _tile_upper_right_u;
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PN_stdfloat _tile_upper_right_v;
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ProjectionType _projection;
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EarthModel _earth_model;
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int _utm_zone;
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ImageOrigin _image_origin;
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PointsUnits _geospecific_points_units;
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Hemisphere _geospecific_hemisphere;
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std::string _comment;
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int _file_version;
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GeospecificControlPoints _geospecific_control_points;
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SubtextureDefs _subtexture_defs;
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protected:
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virtual bool extract_record(FltRecordReader &reader);
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virtual bool build_record(FltRecordWriter &writer) const;
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private:
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FltError unpack_attr(const Datagram &datagram);
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FltError pack_attr(Datagram &datagram) const;
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public:
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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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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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FltRecord::init_type();
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register_type(_type_handle, "FltTexture",
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FltRecord::get_class_type());
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}
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private:
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static TypeHandle _type_handle;
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friend class FltHeader;
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};
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#endif
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