mirror of
https://github.com/TTimo/GtkRadiant.git
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324 lines
6 KiB
C++
324 lines
6 KiB
C++
/*
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BobToolz plugin for GtkRadiant
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Copyright (C) 2001 Gordon Biggans
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This library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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This library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with this library; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#include "StdAfx.h"
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#include "CPortals.h"
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#include "misc.h"
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#define LINE_BUF 1000
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#define MSG_PREFIX "bobToolz plugin: "
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// these classes are far less of a mess than my code was,
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// thanq to G.DeWan 4 the prtview source on which it was based
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CBspPortal::CBspPortal(){
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memset( this, 0, sizeof( CBspPortal ) );
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}
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CBspPortal::~CBspPortal(){
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delete[] point;
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}
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void ClampFloat( float* p ){
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double i;
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double frac = modf( *p, &i );
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if ( !frac ) {
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return;
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}
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if ( fabs( *p - ceil( *p ) ) < MAX_ROUND_ERROR ) {
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*p = ceilf( *p );
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}
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if ( fabs( *p - floor( *p ) ) < MAX_ROUND_ERROR ) {
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*p = floorf( *p );
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}
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}
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bool CBspPortal::Build( char *def, unsigned int pointCnt, bool bInverse ){
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char *c = def;
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unsigned int n;
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point_count = pointCnt;
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if ( point_count < 3 ) {
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return FALSE;
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}
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point = new CBspPoint[point_count];
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for ( n = 0; n < point_count; n++ )
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{
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for (; *c != 0 && *c != '('; c++ ) ;
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if ( *c == 0 ) {
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return FALSE;
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}
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c++;
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int x;
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if ( bInverse ) {
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x = point_count - n - 1;
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}
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else{
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x = n;
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}
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sscanf( c, "%f %f %f", &point[x].p[0], &point[x].p[1], &point[x].p[2] );
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ClampFloat( &point[x].p[0] );
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ClampFloat( &point[x].p[1] );
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ClampFloat( &point[x].p[2] );
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}
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return TRUE;
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}
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CPortals::CPortals(){
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memset( this, 0, sizeof( CPortals ) );
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}
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CPortals::~CPortals(){
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Purge();
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}
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void CPortals::Purge(){
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if ( node ) {
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delete[] node;
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}
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node = NULL;
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node_count = 0;
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}
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void CPortals::Load(){
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char buf[LINE_BUF + 1];
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memset( buf, 0, LINE_BUF + 1 );
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Purge();
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Sys_Printf( MSG_PREFIX "Loading portal file %s.\n", fn );
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FILE *in;
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in = fopen( fn, "rt" );
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if ( in == NULL ) {
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Sys_FPrintf( SYS_ERR, "ERROR - could not open file.\n" );
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return;
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}
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if ( !fgets( buf, LINE_BUF, in ) ) {
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fclose( in );
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Sys_FPrintf( SYS_ERR, "ERROR - File ended prematurely.\n" );
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return;
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}
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if ( strncmp( "PRT1", buf, 4 ) != 0 ) {
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fclose( in );
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Sys_FPrintf( SYS_ERR, "ERROR - File header indicates wrong file type (should be \"PRT1\").\n" );
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return;
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}
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if ( !fgets( buf, LINE_BUF, in ) ) {
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fclose( in );
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Sys_FPrintf( SYS_ERR, "ERROR - File ended prematurely.\n" );
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return;
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}
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sscanf( buf, "%u", &node_count );
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if ( node_count > 0xFFFF ) {
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fclose( in );
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node_count = 0;
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Sys_FPrintf( SYS_ERR, "ERROR - Extreme number of nodes, aborting.\n" );
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return;
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}
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if ( !fgets( buf, LINE_BUF, in ) ) {
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fclose( in );
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node_count = 0;
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Sys_FPrintf( SYS_ERR, "ERROR - File ended prematurely.\n" );
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return;
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}
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unsigned int p_count;
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sscanf( buf, "%u", &p_count );
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if ( !fgets( buf, LINE_BUF, in ) ) {
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fclose( in );
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node_count = 0;
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Sys_FPrintf( SYS_ERR, "ERROR - File ended prematurely.\n" );
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return;
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}
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unsigned int p_count2;
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sscanf( buf, "%u", &p_count2 );
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node = new CBspNode[node_count];
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unsigned int i;
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for ( i = 0; i < p_count; i++ )
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{
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if ( !fgets( buf, LINE_BUF, in ) ) {
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fclose( in );
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node_count = 0;
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Sys_FPrintf( SYS_ERR, "ERROR - File ended prematurely.\n" );
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return;
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}
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unsigned int dummy, node1, node2;
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sscanf( buf, "%u %u %u", &dummy, &node1, &node2 );
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node[node1].portal_count++;
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node[node2].portal_count++;
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}
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for ( i = 0; i < p_count2; i++ )
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{
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if ( !fgets( buf, LINE_BUF, in ) ) {
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fclose( in );
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node_count = 0;
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Sys_FPrintf( SYS_ERR, "ERROR - File ended prematurely.\n" );
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return;
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}
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unsigned int dummy, node1;
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sscanf( buf, "%u %u", &dummy, &node1 );
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node[node1].portal_count++;
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}
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for ( i = 0; i < node_count; i++ )
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node[i].portal = new CBspPortal[node[i].portal_count];
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fclose( in );
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in = fopen( fn, "rt" );
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fgets( buf, LINE_BUF, in );
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fgets( buf, LINE_BUF, in );
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fgets( buf, LINE_BUF, in );
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fgets( buf, LINE_BUF, in );
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unsigned int n;
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for ( n = 0; n < p_count; n++ )
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{
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if ( !fgets( buf, LINE_BUF, in ) ) {
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fclose( in );
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Purge();
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Sys_FPrintf( SYS_ERR, "ERROR - Could not find information for portal number %d of %d.\n", n + 1, p_count );
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return;
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}
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unsigned int pCount, node1, node2;
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sscanf( buf, "%u %u %u", &pCount, &node1, &node2 );
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if ( !node[node1].AddPortal( buf, pCount, FALSE ) ) {
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fclose( in );
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Purge();
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Sys_FPrintf( SYS_ERR, "ERROR - Information for portal number %d of %d is not formatted correctly.\n", n + 1, p_count );
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return;
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}
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if ( !node[node2].AddPortal( buf, pCount, TRUE ) ) {
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fclose( in );
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Purge();
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Sys_FPrintf( SYS_ERR, "ERROR - Information for portal number %d of %d is not formatted correctly.\n", n + 1, p_count );
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return;
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}
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}
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for ( n = 0; n < p_count2; n++ )
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{
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if ( !fgets( buf, LINE_BUF, in ) ) {
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fclose( in );
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Purge();
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Sys_FPrintf( SYS_ERR, "ERROR - Could not find information for portal number %d of %d.\n", n + 1, p_count );
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return;
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}
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unsigned int pCount, node1;
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sscanf( buf, "%u %u", &pCount, &node1 );
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if ( !node[node1].AddPortal( buf, pCount, FALSE ) ) {
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fclose( in );
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Purge();
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Sys_FPrintf( SYS_ERR, "ERROR - Information for portal number %d of %d is not formatted correctly.\n", n + 1, p_count );
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return;
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}
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}
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fclose( in );
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}
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CBspNode::CBspNode(){
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portal = NULL;
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portal_count = 0;
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portal_next = 0;
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}
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CBspNode::~CBspNode(){
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if ( portal != NULL ) {
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delete[] portal;
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}
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}
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bool CBspNode::AddPortal( char *def, unsigned int pointCnt, bool bInverse ){
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return portal[portal_next++].Build( def, pointCnt, bInverse );
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}
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