-/*\r
-Copyright (C) 1999-2007 id Software, Inc. and contributors.\r
-For a list of contributors, see the accompanying CONTRIBUTORS file.\r
-\r
-This file is part of GtkRadiant.\r
-\r
-GtkRadiant is free software; you can redistribute it and/or modify\r
-it under the terms of the GNU General Public License as published by\r
-the Free Software Foundation; either version 2 of the License, or\r
-(at your option) any later version.\r
-\r
-GtkRadiant is distributed in the hope that it will be useful,\r
-but WITHOUT ANY WARRANTY; without even the implied warranty of\r
-MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the\r
-GNU General Public License for more details.\r
-\r
-You should have received a copy of the GNU General Public License\r
-along with GtkRadiant; if not, write to the Free Software\r
-Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA\r
-*/\r
-\r
-#define LIGHT_SHADOWS_C\r
-\r
-#include "light.h"\r
-#include "inout.h"\r
-\r
-\r
-\r
-/* -------------------------------------------------------------------------------\r
-\r
-ydnar: this code deals with shadow volume bsps\r
-\r
-------------------------------------------------------------------------------- */\r
-\r
-typedef struct shadowNode_s\r
-{\r
- vec4_t plane;\r
- int children[ 2 ];\r
-}\r
-shadowNode_t;\r
-\r
-int numShadowNodes;\r
-shadowNode_t *shadowNodes;\r
-\r
-\r
-\r
-/*\r
-AddShadow()\r
-adds a shadow, returning the index into the shadow list\r
-*/\r
-\r
-\r
-\r
-/*\r
-MakeShadowFromPoints()\r
-creates a shadow volume from 4 points (the first being the light origin)\r
-*/\r
-\r
-\r
-\r
-/*\r
-SetupShadows()\r
-sets up the shadow volumes for all lights in the world\r
-*/\r
-\r
-void SetupShadows( void )\r
-{\r
- int i, j, s;\r
- light_t *light;\r
- dleaf_t *leaf;\r
- dsurface_t *ds;\r
- surfaceInfo_t *info;\r
- shaderInfo_t *si;\r
- byte *tested;\r
-\r
- \r
- /* early out for weird cases where there are no lights */\r
- if( lights == NULL )\r
- return;\r
- \r
- /* note it */\r
- Sys_FPrintf( SYS_VRB, "--- SetupShadows ---\n" );\r
- \r
- /* allocate a surface test list */\r
- tested = safe_malloc( numDrawSurfaces / 8 + 1 );\r
- \r
- /* walk the list of lights */\r
- for( light = lights; light != NULL; light = light->next )\r
- {\r
- /* do some early out testing */\r
- if( light->cluster < 0 )\r
- continue;\r
- \r
- /* clear surfacetest list */\r
- memset( tested, 0, numDrawSurfaces / 8 + 1 );\r
- \r
- /* walk the bsp leaves */\r
- for( i = 0, leaf = dleafs; i < numleafs; i++, leaf++ )\r
- {\r
- /* in pvs? */\r
- if( ClusterVisible( light->cluster, leaf->cluster ) == qfalse )\r
- continue;\r
- \r
- /* walk the surface list for this leaf */\r
- for( j = 0; j < leaf->numLeafSurfaces; j++ )\r
- {\r
- /* don't filter a surface more than once */\r
- s = dleafsurfaces[ leaf->firstLeafSurface + j ];\r
- if( tested[ s >> 3 ] & (1 << (s & 7)) )\r
- continue;\r
- tested[ s >> 3 ] |= (1 << (s & 7));\r
- \r
- /* get surface and info */\r
- ds = &drawSurfaces[ s ];\r
- info = &surfaceInfos[ s ];\r
- si = info->si;\r
- \r
- /* don't create shadow volumes from translucent surfaces */\r
- if( si->contents & CONTENTS_TRANSLUCENT )\r
- continue;\r
- }\r
- }\r
- }\r
+/*
+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.
+
+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.
+
+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
+
+#include "light.h"
+#include "inout.h"
+
+
+
+/* -------------------------------------------------------------------------------
+
+ydnar: this code deals with shadow volume bsps
+
+------------------------------------------------------------------------------- */
+
+typedef struct shadowNode_s
+{
+ vec4_t plane;
+ int children[ 2 ];
+}
+shadowNode_t;
+
+int numShadowNodes;
+shadowNode_t *shadowNodes;
+
+
+
+/*
+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)
+*/
+
+
+
+/*
+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;
+
+
+ /* early out for weird cases where there are no lights */
+ 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 )
+ {
+ /* do some early out testing */
+ 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++ )
+ {
+ /* in pvs? */
+ if( ClusterVisible( light->cluster, leaf->cluster ) == qfalse )
+ continue;
+
+ /* walk the surface list for this leaf */
+ 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)) )
+ continue;
+ 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 )
+ continue;
+ }
+ }
+ }
}
\ No newline at end of file
projects / xonotic / netradiant.git / blobdiff