From 854fba21d443e6a69a08199dc0e83661d914367a Mon Sep 17 00:00:00 2001
From: Akari <hetors.email@gmail.com>
Date: Tue, 29 Mar 2011 12:02:58 +0300
Subject: [PATCH] fix gl_rsurf

---
 gl_rsurf.c | 121 -----------------------------------------------------
 1 file changed, 121 deletions(-)

diff --git a/gl_rsurf.c b/gl_rsurf.c
index 9f699501..06d8fb03 100644
--- a/gl_rsurf.c
+++ b/gl_rsurf.c
@@ -1076,127 +1076,6 @@ static void R_Q1BSP_RecursiveGetLightInfo_BIH(r_q1bsp_getlightinfo_t *info, cons
 	}
 }
 
-static void R_Q1BSP_RecursiveGetLightInfo_BIH(r_q1bsp_getlightinfo_t *info, const bih_t *bih)
-{
-	bih_leaf_t *leaf;
-	bih_node_t *node;
-	int nodenum;
-	int axis;
-	int surfaceindex;
-	int t;
-	int currentmaterialflags;
-	qboolean castshadow;
-	msurface_t *surface;
-	const int *e;
-	const vec_t *v[3];
-	float v2[3][3];
-	int nodestack[GETLIGHTINFO_MAXNODESTACK];
-	int nodestackpos = 0;
-	// note: because the BSP leafs are not in the BIH tree, the _BSP function
-	// must be called to mark leafs visible for entity culling...
-	// we start at the root node
-	nodestack[nodestackpos++] = 0;
-	// we'll be done when the stack is empty
-	while (nodestackpos)
-	{
-		// pop one off the stack to process
-		nodenum = nodestack[--nodestackpos];
-		if (nodenum >= 0)
-		{
-			// node
-			node = bih->nodes + nodenum;
-			axis = node->type - BIH_SPLITX;
-#if 0
-			if (!BoxesOverlap(info->lightmins, info->lightmaxs, node->mins, node->maxs))
-				continue;
-#endif
-#if 0
-			if (!r_shadow_compilingrtlight && R_CullBoxCustomPlanes(node->mins, node->maxs, rtlight->cached_numfrustumplanes, rtlight->cached_frustumplanes))
-				continue;
-#endif
-			if (info->lightmins[axis] <= node->backmax)
-			{
-				if (info->lightmaxs[axis] >= node->frontmin && nodestackpos < GETLIGHTINFO_MAXNODESTACK)
-					nodestack[nodestackpos++] = node->front;
-				nodestack[nodestackpos++] = node->back;
-			}
-			else if (info->lightmaxs[axis] >= node->frontmin)
-				nodestack[nodestackpos++] = node->front;
-			else
-				continue; // light falls between children, nothing here
-		}
-		else
-		{
-			// leaf
-			leaf = bih->leafs + (-1-nodenum);
-			if (leaf->type != BIH_RENDERTRIANGLE)
-				continue;
-#if 1
-			if (!BoxesOverlap(info->lightmins, info->lightmaxs, leaf->mins, leaf->maxs))
-				continue;
-#endif
-#if 1
-			if (!r_shadow_compilingrtlight && R_CullBoxCustomPlanes(leaf->mins, leaf->maxs, info->numfrustumplanes, info->frustumplanes))
-				continue;
-#endif
-			surfaceindex = leaf->surfaceindex;
-			surface = info->model->data_surfaces + surfaceindex;
-			currentmaterialflags = R_GetCurrentTexture(surface->texture)->currentmaterialflags;
-			castshadow = !(currentmaterialflags & MATERIALFLAG_NOSHADOW);
-			t = leaf->itemindex + surface->num_firstshadowmeshtriangle - surface->num_firsttriangle;
-			e = info->model->brush.shadowmesh->element3i + t * 3;
-			v[0] = info->model->brush.shadowmesh->vertex3f + e[0] * 3;
-			v[1] = info->model->brush.shadowmesh->vertex3f + e[1] * 3;
-			v[2] = info->model->brush.shadowmesh->vertex3f + e[2] * 3;
-			VectorCopy(v[0], v2[0]);
-			VectorCopy(v[1], v2[1]);
-			VectorCopy(v[2], v2[2]);
-			if (info->svbsp_insertoccluder)
-			{
-				if (castshadow)
-					SVBSP_AddPolygon(&r_svbsp, 3, v2[0], true, NULL, NULL, 0);
-				continue;
-			}
-			if (info->svbsp_active && !(SVBSP_AddPolygon(&r_svbsp, 3, v2[0], false, NULL, NULL, 0) & 2))
-				continue;
-			// we don't occlude triangles from lighting even
-			// if they are backfacing, because when using
-			// shadowmapping they are often not fully occluded
-			// on the horizon of an edge
-			SETPVSBIT(info->outlighttrispvs, t);
-			if (castshadow)
-			{
-				if (currentmaterialflags & MATERIALFLAG_NOCULLFACE)
-				{
-					// if the material is double sided we
-					// can't cull by direction
-					SETPVSBIT(info->outshadowtrispvs, t);
-				}
-				else if (r_shadow_frontsidecasting.integer)
-				{
-					// front side casting occludes backfaces,
-					// so they are completely useless as both
-					// casters and lit polygons
-					if (PointInfrontOfTriangle(info->relativelightorigin, v2[0], v2[1], v2[2]))
-						SETPVSBIT(info->outshadowtrispvs, t);
-				}
-				else
-				{
-					// back side casting does not occlude
-					// anything so we can't cull lit polygons
-					if (!PointInfrontOfTriangle(info->relativelightorigin, v2[0], v2[1], v2[2]))
-						SETPVSBIT(info->outshadowtrispvs, t);
-				}
-			}
-			if (!CHECKPVSBIT(info->outsurfacepvs, surfaceindex))
-			{
-				SETPVSBIT(info->outsurfacepvs, surfaceindex);
-				info->outsurfacelist[info->outnumsurfaces++] = surfaceindex;
-			}
-		}
-	}
-}
-
 static void R_Q1BSP_CallRecursiveGetLightInfo(r_q1bsp_getlightinfo_t *info, qboolean use_svbsp)
 {
 	extern cvar_t r_shadow_usebihculling;
-- 
2.39.2