/*
-Copyright (C) 1999-2007 id Software, Inc. and contributors.
-For a list of contributors, see the accompanying CONTRIBUTORS file.
+ Copyright (C) 1999-2007 id Software, Inc. and contributors.
+ For a list of contributors, see the accompanying CONTRIBUTORS file.
-This file is part of GtkRadiant.
+ This file is part of GtkRadiant.
-GtkRadiant 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.
+ GtkRadiant 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.
-GtkRadiant 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.
+ GtkRadiant 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 GtkRadiant; if not, write to the Free Software
-Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
-*/
+ You should have received a copy of the GNU General Public License
+ along with GtkRadiant; if not, write to the Free Software
+ Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+ */
#define LIGHT_SHADOWS_C
/* -------------------------------------------------------------------------------
-ydnar: this code deals with shadow volume bsps
+ ydnar: this code deals with shadow volume bsps
-------------------------------------------------------------------------------- */
+ ------------------------------------------------------------------------------- */
typedef struct shadowNode_s
{
- vec4_t plane;
- int children[ 2 ];
+ vec4_t plane;
+ int children[ 2 ];
}
shadowNode_t;
-int numShadowNodes;
-shadowNode_t *shadowNodes;
+int numShadowNodes;
+shadowNode_t *shadowNodes;
/*
-AddShadow()
-adds a shadow, returning the index into the shadow list
-*/
+ AddShadow()
+ adds a shadow, returning the index into the shadow list
+ */
/*
-MakeShadowFromPoints()
-creates a shadow volume from 4 points (the first being the light origin)
-*/
+ MakeShadowFromPoints()
+ creates a shadow volume from 4 points (the first being the light origin)
+ */
/*
-SetupShadows()
-sets up the shadow volumes for all lights in the world
-*/
+ SetupShadows()
+ sets up the shadow volumes for all lights in the world
+ */
+
+void SetupShadows( void ){
+ int i, j, s;
+ light_t *light;
+ dleaf_t *leaf;
+ dsurface_t *ds;
+ surfaceInfo_t *info;
+ shaderInfo_t *si;
+ byte *tested;
+
-void SetupShadows( void )
-{
- int i, j, s;
- light_t *light;
- dleaf_t *leaf;
- dsurface_t *ds;
- surfaceInfo_t *info;
- shaderInfo_t *si;
- byte *tested;
-
-
/* early out for weird cases where there are no lights */
- if( lights == NULL )
+ if ( lights == NULL ) {
return;
-
+ }
+
/* note it */
Sys_FPrintf( SYS_VRB, "--- SetupShadows ---\n" );
-
+
/* allocate a surface test list */
tested = safe_malloc( numDrawSurfaces / 8 + 1 );
-
+
/* walk the list of lights */
- for( light = lights; light != NULL; light = light->next )
+ for ( light = lights; light != NULL; light = light->next )
{
/* do some early out testing */
- if( light->cluster < 0 )
+ if ( light->cluster < 0 ) {
continue;
-
+ }
+
/* clear surfacetest list */
memset( tested, 0, numDrawSurfaces / 8 + 1 );
-
+
/* walk the bsp leaves */
- for( i = 0, leaf = dleafs; i < numleafs; i++, leaf++ )
+ for ( i = 0, leaf = dleafs; i < numleafs; i++, leaf++ )
{
/* in pvs? */
- if( ClusterVisible( light->cluster, leaf->cluster ) == qfalse )
+ if ( ClusterVisible( light->cluster, leaf->cluster ) == qfalse ) {
continue;
-
+ }
+
/* walk the surface list for this leaf */
- for( j = 0; j < leaf->numLeafSurfaces; j++ )
+ for ( j = 0; j < leaf->numLeafSurfaces; j++ )
{
/* don't filter a surface more than once */
s = dleafsurfaces[ leaf->firstLeafSurface + j ];
- if( tested[ s >> 3 ] & (1 << (s & 7)) )
+ if ( tested[ s >> 3 ] & ( 1 << ( s & 7 ) ) ) {
continue;
- tested[ s >> 3 ] |= (1 << (s & 7));
-
+ }
+ tested[ s >> 3 ] |= ( 1 << ( s & 7 ) );
+
/* get surface and info */
ds = &drawSurfaces[ s ];
info = &surfaceInfos[ s ];
si = info->si;
-
+
/* don't create shadow volumes from translucent surfaces */
- if( si->contents & CONTENTS_TRANSLUCENT )
+ if ( si->contents & CONTENTS_TRANSLUCENT ) {
continue;
+ }
}
}
}
projects / xonotic / netradiant.git / blobdiff