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flightgear/src/Objects/obj.hxx

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// obj.hxx -- routines to handle WaveFront .obj-ish format files.
//
// Written by Curtis Olson, started October 1997.
//
// Copyright (C) 1997 Curtis L. Olson - curt@infoplane.com
//
// This program is free software; you can redistribute it and/or
// modify it under the terms of the GNU General Public License as
// published by the Free Software Foundation; either version 2 of the
// License, or (at your option) any later version.
//
// This program is distributed in the hope that it will be useful, but
// WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
// General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program; if not, write to the Free Software
// Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
//
// $Id$
#ifndef _OBJ_HXX
#define _OBJ_HXX
#ifndef __cplusplus
# error This library requires C++
#endif
#ifdef HAVE_CONFIG_H
# include <config.h>
#endif
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#include <simgear/compiler.h>
// #ifdef HAVE_WINDOWS_H
// # include <windows.h>
// #endif
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// #include <GL/glut.h>
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#include STL_STRING
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#include <plib/ssg.h> // plib include
Changes contributed by Bernie Bright <bbright@c031.aone.net.au> - The new classes in libmisc.tgz define a stream interface into zlib. I've put these in a new directory, Lib/Misc. Feel free to rename it to something more appropriate. However you'll have to change the include directives in all the other files. Additionally you'll have add the library to Lib/Makefile.am and Simulator/Main/Makefile.am. The StopWatch class in Lib/Misc requires a HAVE_GETRUSAGE autoconf test so I've included the required changes in config.tgz. There are a fair few changes to Simulator/Objects as I've moved things around. Loading tiles is quicker but thats not where the delay is. Tile loading takes a few tenths of a second per file on a P200 but it seems to be the post-processing that leads to a noticeable blip in framerate. I suppose its time to start profiling to see where the delays are. I've included a brief description of each archives contents. Lib/Misc/ zfstream.cxx zfstream.hxx C++ stream interface into zlib. Taken from zlib-1.1.3/contrib/iostream/. Minor mods for STL compatibility. There's no copyright associated with these so I assume they're covered by zlib's. fgstream.cxx fgstream.hxx FlightGear input stream using gz_ifstream. Tries to open the given filename. If that fails then filename is examined and a ".gz" suffix is removed or appended and that file is opened. stopwatch.hxx A simple timer for benchmarking. Not used in production code. Taken from the Blitz++ project. Covered by GPL. strutils.cxx strutils.hxx Some simple string manipulation routines. Simulator/Airports/ Load airports database using fgstream. Changed fgAIRPORTS to use set<> instead of map<>. Added bool fgAIRPORTS::search() as a neater way doing the lookup. Returns true if found. Simulator/Astro/ Modified fgStarsInit() to load stars database using fgstream. Simulator/Objects/ Modified fgObjLoad() to use fgstream. Modified fgMATERIAL_MGR::load_lib() to use fgstream. Many changes to fgMATERIAL. Some changes to fgFRAGMENT but I forget what!
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#include <simgear/math/sg_types.hxx>
#include <Scenery/tileentry.hxx>
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SG_USING_STD(string);
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// duplicated from the TerraGear tools
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#define FG_MAX_NODES 4000
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// Load an Binary obj file
bool fgBinObjLoad( const string& path, const bool is_base,
Point3D *center,
double *bounding_radius,
ssgBranch* geometry,
ssgBranch* rwy_lights,
ssgVertexArray *ground_lights );
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// Load an ascii object file
ssgBranch *fgAsciiObjLoad(const string& path, FGTileEntry *tile,
ssgVertexArray *lights, const bool is_base);
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// Generate an ocean tile
bool fgGenTile( const string& path, SGBucket b,
Point3D *center,
double *bounding_radius,
ssgBranch* geometry );
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// Create an ssg leaf
ssgLeaf *gen_leaf( const string& path,
const GLenum ty, const string& material,
const point_list& nodes, const point_list& normals,
const point_list& texcoords,
const int_list node_index,
const int_list normal_index,
const int_list& tex_index,
const bool calc_lights, ssgVertexArray *lights );
#endif // _OBJ_HXX