//
// Written by Curtis Olson, started January 2000.
//
-// Copyright (C) 2000 Curtis L. Olson - curt@flightgear.org
+// Copyright (C) 2000 Curtis L. Olson - http://www.flightgear.org/~curt
//
// 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
//
+#ifdef HAVE_CONFIG_H
+# include <simgear_config.h>
+#endif
+
#include <simgear/compiler.h>
+#include <simgear/debug/logstream.hxx>
#include <stdio.h>
#include <time.h>
SG_USING_STD( string );
SG_USING_STD( vector );
-#if !defined (SG_HAVE_NATIVE_SGI_COMPILERS)
-SG_USING_STD( cout );
-SG_USING_STD( endl );
-#endif
-
enum {
SG_BOUNDING_SPHERE = 0,
} sgObjectTypes;
enum {
- SG_IDX_VERTICES = 0x0001,
- SG_IDX_NORMALS = 0x0010,
- SG_IDX_COLORS = 0x0100,
- SG_IDX_TEXCOORDS = 0x1000
+ SG_IDX_VERTICES = 0x01,
+ SG_IDX_NORMALS = 0x02,
+ SG_IDX_COLORS = 0x04,
+ SG_IDX_TEXCOORDS = 0x08
} sgIndexTypes;
enum {
while ( size < s ) {
size *= 2;
}
- cout << "Creating a new buffer of size = " << size << endl;
+ SG_LOG(SG_EVENT, SG_DEBUG, "Creating a new buffer of size = " << size);
ptr = new char[size];
}
while ( size < s ) {
size *= 2;
}
- cout << "resizing buffer to size = " << size << endl;
+ SG_LOG(SG_EVENT, SG_DEBUG, "resizing buffer to size = " << size);
ptr = new char[size];
}
}
// calculate the center of a list of points, by taking the halfway
// point between the min and max points.
-static Point3D calc_center( point_list& wgs84_nodes ) {
+Point3D sgCalcCenter( point_list& wgs84_nodes ) {
Point3D p, min, max;
if ( wgs84_nodes.size() ) {
string_list *materials )
{
unsigned int nbytes;
- char idx_mask;
+ unsigned char idx_mask;
int idx_size;
bool do_vertices, do_normals, do_colors, do_texcoords;
int j, k, idx;
// cout << "material type = " << material << endl;
} else if ( prop_type == SG_INDEX_TYPES ) {
idx_mask = ptr[0];
+ // cout << "idx_mask = " << (int)idx_mask << endl;
idx_size = 0;
do_vertices = false;
do_normals = false;
fans_c.clear();
fans_tc.clear();
fan_materials.clear();
-
+
gzFile fp;
if ( (fp = gzopen( file.c_str(), "rb" )) == NULL ) {
string filegz = file + ".gz";
if ( (fp = gzopen( filegz.c_str(), "rb" )) == NULL ) {
- cout << "ERROR: opening " << file << " or " << filegz
- << "for reading!" << endl;
+ SG_LOG( SG_EVENT, SG_ALERT,
+ "ERROR: opening " << file << " or " << filegz << "for reading!");
return false;
}
}
// read creation time
- time_t calendar_time;
- sgReadLong( fp, &calendar_time );
+ unsigned int foo_calendar_time;
+ sgReadUInt( fp, &foo_calendar_time );
#if 0
+ time_t calendar_time = foo_calendar_time;
// The following code has a global effect on the host application
// and can screws up the time elsewhere. It should be avoided
// unless you need this for debugging in which case you should
local_tm = localtime( &calendar_time );
char time_str[256];
strftime( time_str, 256, "%a %b %d %H:%M:%S %Z %Y", local_tm);
- cout << "File created on " << time_str << endl;
+ SG_LOG( SG_EVENT, SG_DEBUG, "File created on " << time_str);
#endif
// read number of top level objects
double *dptr = (double *)ptr;
if ( sgIsBigEndian() ) {
- sgEndianSwap( (uint64 *)&(dptr[0]) );
- sgEndianSwap( (uint64 *)&(dptr[1]) );
- sgEndianSwap( (uint64 *)&(dptr[2]) );
+ sgEndianSwap( (uint64_t *)&(dptr[0]) );
+ sgEndianSwap( (uint64_t *)&(dptr[1]) );
+ sgEndianSwap( (uint64_t *)&(dptr[2]) );
}
gbs_center = Point3D( dptr[0], dptr[1], dptr[2] );
// cout << "Center = " << gbs_center << endl;
sgReadBytes( fp, nbytes, ptr );
int count = nbytes / (sizeof(float) * 3);
float *fptr = (float *)ptr;
+ wgs84_nodes.reserve( count );
for ( k = 0; k < count; ++k ) {
if ( sgIsBigEndian() ) {
sgEndianSwap( (unsigned int *)&(fptr[0]) );
sgEndianSwap( (unsigned int *)&(fptr[1]) );
sgEndianSwap( (unsigned int *)&(fptr[2]) );
}
- p = Point3D( fptr[0], fptr[1], fptr[2] );
- // cout << "node = " << p << endl;
- wgs84_nodes.push_back( p );
+ wgs84_nodes.push_back( Point3D(fptr[0], fptr[1], fptr[2]) );
fptr += 3;
}
}
sgReadBytes( fp, nbytes, ptr );
int count = nbytes / (sizeof(float) * 4);
float *fptr = (float *)ptr;
+ colors.reserve(count);
for ( k = 0; k < count; ++k ) {
if ( sgIsBigEndian() ) {
sgEndianSwap( (unsigned int *)&(fptr[0]) );
sgEndianSwap( (unsigned int *)&(fptr[2]) );
sgEndianSwap( (unsigned int *)&(fptr[3]) );
}
- p = Point3D( fptr[0], fptr[1], fptr[2] );
- // cout << "node = " << p << endl;
- colors.push_back( p );
+ colors.push_back( Point3D( fptr[0], fptr[1], fptr[2] ) );
fptr += 4;
}
}
unsigned char *ptr = (unsigned char *)(buf.get_ptr());
sgReadBytes( fp, nbytes, ptr );
int count = nbytes / 3;
+ normals.reserve( count );
for ( k = 0; k < count; ++k ) {
sgdVec3 normal;
sgdSetVec3( normal,
(ptr[2]) / 127.5 - 1.0 );
sgdNormalizeVec3( normal );
- p = Point3D( normal[0], normal[1], normal[2] );
- // cout << "normal = " << p << endl;
- normals.push_back( p );
+ normals.push_back(Point3D(normal[0], normal[1], normal[2]));
ptr += 3;
}
}
sgReadBytes( fp, nbytes, ptr );
int count = nbytes / (sizeof(float) * 2);
float *fptr = (float *)ptr;
+ texcoords.reserve(count);
for ( k = 0; k < count; ++k ) {
if ( sgIsBigEndian() ) {
sgEndianSwap( (unsigned int *)&(fptr[0]) );
sgEndianSwap( (unsigned int *)&(fptr[1]) );
}
- p = Point3D( fptr[0], fptr[1], 0 );
- // cout << "texcoord = " << p << endl;
- texcoords.push_back( p );
+ texcoords.push_back( Point3D( fptr[0], fptr[1], 0 ) );
fptr += 2;
}
}
read_object( fp, SG_TRIANGLE_STRIPS, nproperties, nelements,
&strips_v, &strips_n, &strips_c, &strips_tc,
&strip_materials );
-#if 0
- // default values
- idx_size = 2;
- idx_mask = (char)(SG_IDX_VERTICES | SG_IDX_TEXCOORDS);
- do_vertices = true;
- do_normals = false;
- do_colors = false;
- do_texcoords = true;
-
- for ( j = 0; j < nproperties; ++j ) {
- char prop_type;
- sgReadChar( fp, &prop_type );
-
- sgReadUInt( fp, &nbytes );
- // cout << "property size = " << nbytes << endl;
- if ( nbytes > buf.get_size() ) { buf.resize( nbytes ); }
- char *ptr = buf.get_ptr();
- sgReadBytes( fp, nbytes, ptr );
- if ( prop_type == SG_MATERIAL ) {
- strncpy( material, ptr, nbytes );
- material[nbytes] = '\0';
- // cout << "material type = " << material << endl;
- }
- }
-
- // read triangle strip elements
- for ( j = 0; j < nelements; ++j ) {
- sgReadUInt( fp, &nbytes );
- // cout << "element size = " << nbytes << endl;
- if ( nbytes > buf.get_size() ) { buf.resize( nbytes ); }
- char *ptr = buf.get_ptr();
- sgReadBytes( fp, nbytes, ptr );
- int count = nbytes / (sizeof(short) * 2);
- short *sptr = (short *)ptr;
- int_list vs, tcs;
- vs.clear(); tcs.clear();
- for ( k = 0; k < count; ++k ) {
- if ( sgIsBigEndian() ) {
- sgEndianSwap( (unsigned short *)&(sptr[0]) );
- sgEndianSwap( (unsigned short *)&(sptr[1]) );
- }
- vs.push_back( sptr[0] );
- tcs.push_back( sptr[1] );
- // cout << sptr[0] << "/" << sptr[1] << " ";
- sptr += idx_size;
- }
- // cout << endl;
- strips_v.push_back( vs );
- strips_tc.push_back( tcs );
- strip_materials.push_back( material );
- }
-#endif
} else if ( obj_type == SG_TRIANGLE_FANS ) {
// read triangle fan properties
read_object( fp, SG_TRIANGLE_FANS, nproperties, nelements,
&fans_v, &fans_n, &fans_c, &fans_tc, &fan_materials );
-#if 0
- // default values
- idx_size = 2;
- idx_mask = (char)(SG_IDX_VERTICES | SG_IDX_TEXCOORDS);
- do_vertices = true;
- do_normals = false;
- do_colors = false;
- do_texcoords = true;
-
- for ( j = 0; j < nproperties; ++j ) {
- char prop_type;
- sgReadChar( fp, &prop_type );
-
- sgReadUInt( fp, &nbytes );
- // cout << "property size = " << nbytes << endl;
- if ( nbytes > buf.get_size() ) { buf.resize( nbytes ); }
- char *ptr = buf.get_ptr();
- sgReadBytes( fp, nbytes, ptr );
- if ( prop_type == SG_MATERIAL ) {
- strncpy( material, ptr, nbytes );
- material[nbytes] = '\0';
- // cout << "material type = " << material << endl;
- }
- }
-
- // read triangle fan elements
- for ( j = 0; j < nelements; ++j ) {
- sgReadUInt( fp, &nbytes );
- // cout << "element size = " << nbytes << endl;
- if ( nbytes > buf.get_size() ) { buf.resize( nbytes ); }
- char *ptr = buf.get_ptr();
- sgReadBytes( fp, nbytes, ptr );
- int count = nbytes / (sizeof(short) * 2);
- short *sptr = (short *)ptr;
- int_list vs, tcs;
- vs.clear(); tcs.clear();
- for ( k = 0; k < count; ++k ) {
- if ( sgIsBigEndian() ) {
- sgEndianSwap( (unsigned short *)&(sptr[0]) );
- sgEndianSwap( (unsigned short *)&(sptr[1]) );
- }
- vs.push_back( sptr[0] );
- tcs.push_back( sptr[1] );
- // cout << sptr[0] << "/" << sptr[1] << " ";
- sptr += idx_size;
- }
- // cout << endl;
- fans_v.push_back( vs );
- fans_tc.push_back( tcs );
- fan_materials.push_back( material );
- }
-#endif
} else {
// unknown object type, just skip
sgVec3 pt;
sgVec4 color;
int i, j;
- char idx_mask;
+ unsigned char idx_mask;
int idx_size;
string dir = base + "/" + b.gen_base_path();
// write header magic
sgWriteUInt( fp, SG_FILE_MAGIC_NUMBER );
time_t calendar_time = time(NULL);
- sgWriteLong( fp, (long int)calendar_time );
+ sgWriteLong( fp, (int32_t)calendar_time );
// calculate and write number of top level objects
string material;
for ( i = start; i < end; ++i ) {
for ( j = 0; j < (int)tris_v[i].size(); ++j ) {
group_nodes.push_back( wgs84_nodes[ tris_v[i][j] ] );
- bs_center = calc_center( group_nodes );
+ bs_center = sgCalcCenter( group_nodes );
bs_radius = sgCalcBoundingRadius( bs_center, group_nodes );
}
}
for ( i = start; i < end; ++i ) {
for ( j = 0; j < (int)strips_v[i].size(); ++j ) {
group_nodes.push_back( wgs84_nodes[ strips_v[i][j] ] );
- bs_center = calc_center( group_nodes );
+ bs_center = sgCalcCenter( group_nodes );
bs_radius = sgCalcBoundingRadius( bs_center, group_nodes );
}
}