mirror of
https://github.com/dhewm/dhewm3.git
synced 2024-11-27 22:52:44 +00:00
157 lines
3.5 KiB
C++
157 lines
3.5 KiB
C++
/*
|
|
===========================================================================
|
|
|
|
Doom 3 GPL Source Code
|
|
Copyright (C) 1999-2011 id Software LLC, a ZeniMax Media company.
|
|
|
|
This file is part of the Doom 3 GPL Source Code ("Doom 3 Source Code").
|
|
|
|
Doom 3 Source Code 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 3 of the License, or
|
|
(at your option) any later version.
|
|
|
|
Doom 3 Source Code 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 Doom 3 Source Code. If not, see <http://www.gnu.org/licenses/>.
|
|
|
|
In addition, the Doom 3 Source Code is also subject to certain additional terms. You should have received a copy of these additional terms immediately following the terms and conditions of the GNU General Public License which accompanied the Doom 3 Source Code. If not, please request a copy in writing from id Software at the address below.
|
|
|
|
If you have questions concerning this license or the applicable additional terms, you may contact in writing id Software LLC, c/o ZeniMax Media Inc., Suite 120, Rockville, Maryland 20850 USA.
|
|
|
|
===========================================================================
|
|
*/
|
|
|
|
#include "../../../idlib/precompiled.h"
|
|
#pragma hdrstop
|
|
|
|
#include "dmap.h"
|
|
|
|
int c_glfaces;
|
|
|
|
int PortalVisibleSides( uPortal_t *p )
|
|
{
|
|
int fcon, bcon;
|
|
|
|
if (!p->onnode)
|
|
return 0; // outside
|
|
|
|
fcon = p->nodes[0]->opaque;
|
|
bcon = p->nodes[1]->opaque;
|
|
|
|
// same contents never create a face
|
|
if (fcon == bcon)
|
|
return 0;
|
|
|
|
if (!fcon)
|
|
return 1;
|
|
if (!bcon)
|
|
return 2;
|
|
return 0;
|
|
}
|
|
|
|
void OutputWinding( idWinding *w, idFile *glview )
|
|
{
|
|
static int level = 128;
|
|
float light;
|
|
int i;
|
|
|
|
glview->WriteFloatString( "%i\n", w->GetNumPoints() );
|
|
level += 28;
|
|
light = (level&255)/255.0;
|
|
for ( i = 0; i < w->GetNumPoints(); i++ ) {
|
|
glview->WriteFloatString( "%6.3f %6.3f %6.3f %6.3f %6.3f %6.3f\n",
|
|
(*w)[i][0],
|
|
(*w)[i][1],
|
|
(*w)[i][2],
|
|
light,
|
|
light,
|
|
light );
|
|
}
|
|
glview->WriteFloatString( "\n" );
|
|
}
|
|
|
|
/*
|
|
=============
|
|
OutputPortal
|
|
=============
|
|
*/
|
|
void OutputPortal( uPortal_t *p, idFile *glview ) {
|
|
idWinding *w;
|
|
int sides;
|
|
|
|
sides = PortalVisibleSides( p );
|
|
if ( !sides ) {
|
|
return;
|
|
}
|
|
|
|
c_glfaces++;
|
|
|
|
w = p->winding;
|
|
|
|
if ( sides == 2 ) { // back side
|
|
w = w->Reverse();
|
|
}
|
|
|
|
OutputWinding( w, glview );
|
|
|
|
if ( sides == 2 ) {
|
|
delete w;
|
|
}
|
|
}
|
|
|
|
/*
|
|
=============
|
|
WriteGLView_r
|
|
=============
|
|
*/
|
|
void WriteGLView_r( node_t *node, idFile *glview )
|
|
{
|
|
uPortal_t *p, *nextp;
|
|
|
|
if ( node->planenum != PLANENUM_LEAF )
|
|
{
|
|
WriteGLView_r( node->children[0], glview );
|
|
WriteGLView_r( node->children[1], glview );
|
|
return;
|
|
}
|
|
|
|
// write all the portals
|
|
for ( p = node->portals; p; p = nextp )
|
|
{
|
|
if ( p->nodes[0] == node )
|
|
{
|
|
OutputPortal( p, glview );
|
|
nextp = p->next[0];
|
|
}
|
|
else {
|
|
nextp = p->next[1];
|
|
}
|
|
}
|
|
}
|
|
|
|
/*
|
|
=============
|
|
WriteGLView
|
|
=============
|
|
*/
|
|
void WriteGLView( tree_t *tree, char *source )
|
|
{
|
|
idFile *glview;
|
|
|
|
c_glfaces = 0;
|
|
common->Printf( "Writing %s\n", source );
|
|
|
|
glview = fileSystem->OpenExplicitFileWrite( source );
|
|
if ( !glview ) {
|
|
common->Error( "Couldn't open %s", source );
|
|
}
|
|
WriteGLView_r( tree->headnode, glview );
|
|
fileSystem->CloseFile( glview );
|
|
|
|
common->Printf( "%5i c_glfaces\n", c_glfaces );
|
|
}
|