mirror of
https://github.com/UberGames/GtkRadiant.git
synced 2024-12-21 01:41:00 +00:00
88cea027e6
made Visual Studio files work in VS2005 Express fixed a ton of warnings in VS2005 Express fixed some compile problems on OpenSUSE 11.0 git-svn-id: svn://svn.icculus.org/gtkradiant/GtkRadiant/trunk@302 8a3a26a2-13c4-0310-b231-cf6edde360e5
591 lines
11 KiB
C
591 lines
11 KiB
C
/*
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Copyright (C) 1999-2007 id Software, Inc. and contributors.
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For a list of contributors, see the accompanying CONTRIBUTORS file.
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This file is part of GtkRadiant.
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GtkRadiant is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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GtkRadiant 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
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with GtkRadiant; if not, write to the Free Software
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Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#include "qbsp.h"
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int c_nofaces;
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int c_facenodes;
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/*
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=========================================================
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ONLY SAVE OUT PLANES THAT ARE ACTUALLY USED AS NODES
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=========================================================
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*/
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int planeused[MAX_MAP_PLANES];
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/*
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============
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EmitPlanes
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There is no oportunity to discard planes, because all of the original
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brushes will be saved in the map.
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============
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*/
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void EmitPlanes (void)
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{
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int i;
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dplane_t *dp;
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plane_t *mp;
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int planetranslate[MAX_MAP_PLANES];
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mp = mapplanes;
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for (i=0 ; i<nummapplanes ; i++, mp++)
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{
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dp = &dplanes[numplanes];
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planetranslate[i] = numplanes;
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VectorCopy ( mp->normal, dp->normal);
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dp->dist = mp->dist;
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dp->type = mp->type;
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numplanes++;
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}
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}
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//========================================================
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void EmitMarkFace (dleaf_t *leaf_p, face_t *f)
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{
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int i;
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int facenum;
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while (f->merged)
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f = f->merged;
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if (f->split[0])
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{
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EmitMarkFace (leaf_p, f->split[0]);
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EmitMarkFace (leaf_p, f->split[1]);
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return;
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}
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facenum = f->outputnumber;
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if (facenum == -1)
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return; // degenerate face
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if (facenum < 0 || facenum >= numfaces)
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Error ("Bad leafface");
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for (i=leaf_p->firstleafface ; i<numleaffaces ; i++)
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if (dleaffaces[i] == facenum)
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break; // merged out face
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if (i == numleaffaces)
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{
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if (numleaffaces >= MAX_MAP_LEAFFACES)
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Error ("MAX_MAP_LEAFFACES");
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dleaffaces[numleaffaces] = facenum;
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numleaffaces++;
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}
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}
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/*
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==================
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EmitLeaf
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==================
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*/
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void EmitLeaf (node_t *node)
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{
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dleaf_t *leaf_p;
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portal_t *p;
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int s;
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face_t *f;
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bspbrush_t *b;
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int i;
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int brushnum;
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// emit a leaf
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if (numleafs >= MAX_MAP_LEAFS)
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Error ("MAX_MAP_LEAFS");
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leaf_p = &dleafs[numleafs];
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numleafs++;
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leaf_p->contents = node->contents;
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leaf_p->cluster = node->cluster;
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leaf_p->area = node->area;
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//
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// write bounding box info
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//
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VectorCopy ((short) node->mins, leaf_p->mins);
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VectorCopy ((short) node->maxs, leaf_p->maxs);
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//
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// write the leafbrushes
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//
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leaf_p->firstleafbrush = numleafbrushes;
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for (b=node->brushlist ; b ; b=b->next)
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{
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if (numleafbrushes >= MAX_MAP_LEAFBRUSHES)
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Error ("MAX_MAP_LEAFBRUSHES");
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brushnum = b->original - mapbrushes;
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for (i=leaf_p->firstleafbrush ; i<numleafbrushes ; i++)
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if (dleafbrushes[i] == brushnum)
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break;
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if (i == numleafbrushes)
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{
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dleafbrushes[numleafbrushes] = brushnum;
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numleafbrushes++;
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}
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}
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leaf_p->numleafbrushes = numleafbrushes - leaf_p->firstleafbrush;
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//
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// write the leaffaces
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//
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if (leaf_p->contents & CONTENTS_SOLID)
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return; // no leaffaces in solids
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leaf_p->firstleafface = numleaffaces;
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for (p = node->portals ; p ; p = p->next[s])
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{
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s = (p->nodes[1] == node);
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f = p->face[s];
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if (!f)
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continue; // not a visible portal
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EmitMarkFace (leaf_p, f);
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}
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leaf_p->numleaffaces = numleaffaces - leaf_p->firstleafface;
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}
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/*
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==================
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EmitFace
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==================
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*/
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void EmitFace (face_t *f)
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{
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dface_t *df;
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int i;
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int e;
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f->outputnumber = -1;
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if (f->numpoints < 3)
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{
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return; // degenerated
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}
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if (f->merged || f->split[0] || f->split[1])
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{
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return; // not a final face
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}
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// save output number so leaffaces can use
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f->outputnumber = numfaces;
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if (numfaces >= MAX_MAP_FACES)
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Error ("numfaces == MAX_MAP_FACES");
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df = &dfaces[numfaces];
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numfaces++;
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// planenum is used by qlight, but not quake
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df->planenum = f->planenum & (~1);
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df->side = f->planenum & 1;
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df->firstedge = numsurfedges;
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df->numedges = f->numpoints;
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df->texinfo = f->texinfo;
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for (i=0 ; i<f->numpoints ; i++)
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{
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// e = GetEdge (f->pts[i], f->pts[(i+1)%f->numpoints], f);
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e = GetEdge2 (f->vertexnums[i], f->vertexnums[(i+1)%f->numpoints], f);
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if (numsurfedges >= MAX_MAP_SURFEDGES)
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Error ("numsurfedges == MAX_MAP_SURFEDGES");
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dsurfedges[numsurfedges] = e;
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numsurfedges++;
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}
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}
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/*
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============
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EmitDrawingNode_r
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============
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*/
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int EmitDrawNode_r (node_t *node)
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{
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dnode_t *n;
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face_t *f;
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int i;
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if (node->planenum == PLANENUM_LEAF)
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{
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EmitLeaf (node);
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return -numleafs;
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}
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// emit a node
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if (numnodes == MAX_MAP_NODES)
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Error ("MAX_MAP_NODES");
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n = &dnodes[numnodes];
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numnodes++;
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VectorCopy ((short) node->mins, n->mins);
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VectorCopy ((short) node->maxs, n->maxs);
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planeused[node->planenum]++;
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planeused[node->planenum^1]++;
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if (node->planenum & 1)
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Error ("WriteDrawNodes_r: odd planenum");
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n->planenum = node->planenum;
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n->firstface = numfaces;
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if (!node->faces)
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c_nofaces++;
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else
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c_facenodes++;
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for (f=node->faces ; f ; f=f->next)
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EmitFace (f);
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n->numfaces = numfaces - n->firstface;
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//
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// recursively output the other nodes
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//
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for (i=0 ; i<2 ; i++)
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{
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if (node->children[i]->planenum == PLANENUM_LEAF)
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{
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n->children[i] = -(numleafs + 1);
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EmitLeaf (node->children[i]);
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}
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else
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{
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n->children[i] = numnodes;
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EmitDrawNode_r (node->children[i]);
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}
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}
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return n - dnodes;
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}
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//=========================================================
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/*
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============
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WriteBSP
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============
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*/
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void WriteBSP (node_t *headnode)
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{
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int oldfaces;
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c_nofaces = 0;
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c_facenodes = 0;
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Sys_FPrintf( SYS_VRB, "--- WriteBSP ---\n");
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oldfaces = numfaces;
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dmodels[nummodels].headnode = EmitDrawNode_r (headnode);
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EmitAreaPortals (headnode);
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Sys_FPrintf( SYS_VRB, "%5i nodes with faces\n", c_facenodes);
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Sys_FPrintf( SYS_VRB, "%5i nodes without faces\n", c_nofaces);
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Sys_FPrintf( SYS_VRB, "%5i faces\n", numfaces-oldfaces);
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}
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//===========================================================
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/*
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============
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SetModelNumbers
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============
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*/
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void SetModelNumbers (void)
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{
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int i;
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int models;
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char value[10];
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models = 1;
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for (i=1 ; i<num_entities ; i++)
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{
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if (entities[i].numbrushes)
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{
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sprintf (value, "*%i", models);
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models++;
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SetKeyValue (&entities[i], "model", value);
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}
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}
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}
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/*
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============
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SetLightStyles
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============
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*/
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#define MAX_SWITCHED_LIGHTS 32
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void SetLightStyles (void)
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{
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int stylenum;
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char *t;
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entity_t *e;
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int i, j;
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char value[10];
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char lighttargets[MAX_SWITCHED_LIGHTS][64];
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// any light that is controlled (has a targetname)
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// must have a unique style number generated for it
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stylenum = 0;
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for (i=1 ; i<num_entities ; i++)
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{
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e = &entities[i];
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t = ValueForKey (e, "classname");
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if (Q_strncasecmp (t, "light", 5))
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continue;
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t = ValueForKey (e, "targetname");
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if (!t[0])
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continue;
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// find this targetname
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for (j=0 ; j<stylenum ; j++)
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if (!strcmp (lighttargets[j], t))
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break;
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if (j == stylenum)
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{
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if (stylenum == MAX_SWITCHED_LIGHTS)
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Error ("stylenum == MAX_SWITCHED_LIGHTS");
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strcpy (lighttargets[j], t);
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stylenum++;
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}
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sprintf (value, "%i", 32 + j);
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SetKeyValue (e, "style", value);
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}
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}
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//===========================================================
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/*
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============
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EmitBrushes
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============
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*/
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void EmitBrushes (void)
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{
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int i, j, bnum, s, x;
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dbrush_t *db;
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mapbrush_t *b;
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dbrushside_t *cp;
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vec3_t normal;
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vec_t dist;
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int planenum;
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numbrushsides = 0;
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numbrushes = nummapbrushes;
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for (bnum=0 ; bnum<nummapbrushes ; bnum++)
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{
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b = &mapbrushes[bnum];
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db = &dbrushes[bnum];
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db->contents = b->contents;
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db->firstside = numbrushsides;
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db->numsides = b->numsides;
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for (j=0 ; j<b->numsides ; j++)
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{
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if (numbrushsides == MAX_MAP_BRUSHSIDES)
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Error ("MAX_MAP_BRUSHSIDES");
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cp = &dbrushsides[numbrushsides];
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numbrushsides++;
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cp->planenum = b->original_sides[j].planenum;
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cp->texinfo = b->original_sides[j].texinfo;
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}
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// add any axis planes not contained in the brush to bevel off corners
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for (x=0 ; x<3 ; x++)
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for (s=-1 ; s<=1 ; s+=2)
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{
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// add the plane
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VectorCopy (vec3_origin, normal);
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normal[x] = (float) s;
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if (s == -1)
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dist = -b->mins[x];
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else
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dist = b->maxs[x];
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planenum = FindFloatPlane (normal, dist);
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for (i=0 ; i<b->numsides ; i++)
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if (b->original_sides[i].planenum == planenum)
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break;
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if (i == b->numsides)
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{
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if (numbrushsides >= MAX_MAP_BRUSHSIDES)
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Error ("MAX_MAP_BRUSHSIDES");
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dbrushsides[numbrushsides].planenum = planenum;
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dbrushsides[numbrushsides].texinfo =
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dbrushsides[numbrushsides-1].texinfo;
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numbrushsides++;
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db->numsides++;
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}
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}
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}
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}
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//===========================================================
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/*
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==================
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BeginBSPFile
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==================
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*/
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void BeginBSPFile (void)
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{
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// these values may actually be initialized
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// if the file existed when loaded, so clear them explicitly
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nummodels = 0;
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numfaces = 0;
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numnodes = 0;
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numbrushsides = 0;
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numvertexes = 0;
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numleaffaces = 0;
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numleafbrushes = 0;
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numsurfedges = 0;
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// edge 0 is not used, because 0 can't be negated
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numedges = 1;
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// leave vertex 0 as an error
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numvertexes = 1;
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// leave leaf 0 as an error
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numleafs = 1;
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dleafs[0].contents = CONTENTS_SOLID;
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}
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/*
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============
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EndBSPFile
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============
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*/
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void EndBSPFile (void)
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{
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char path[1024];
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#if 0
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int len;
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byte *buf;
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#endif
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EmitBrushes ();
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EmitPlanes ();
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UnparseEntities ();
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// load the pop
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#if 0
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sprintf (path, "%s/pics/pop.lmp", gamedir);
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len = LoadFile (path, &buf);
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memcpy (dpop, buf, sizeof(dpop));
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free (buf);
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#endif
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// write the map
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sprintf (path, "%s.bsp", source);
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Sys_Printf ("Writing %s\n", path);
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WriteBSPFile (path);
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}
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/*
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==================
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BeginModel
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==================
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*/
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int firstmodleaf;
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extern int firstmodeledge;
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extern int firstmodelface;
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void BeginModel (void)
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{
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dmodel_t *mod;
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int start, end;
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mapbrush_t *b;
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int j;
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entity_t *e;
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vec3_t mins, maxs;
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if (nummodels == MAX_MAP_MODELS)
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Error ("MAX_MAP_MODELS");
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mod = &dmodels[nummodels];
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mod->firstface = numfaces;
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firstmodleaf = numleafs;
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firstmodeledge = numedges;
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firstmodelface = numfaces;
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//
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// bound the brushes
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//
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e = &entities[entity_num];
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start = e->firstbrush;
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end = start + e->numbrushes;
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ClearBounds (mins, maxs);
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for (j=start ; j<end ; j++)
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{
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b = &mapbrushes[j];
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if (!b->numsides)
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continue; // not a real brush (origin brush)
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AddPointToBounds (b->mins, mins, maxs);
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AddPointToBounds (b->maxs, mins, maxs);
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}
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VectorCopy (mins, mod->mins);
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VectorCopy (maxs, mod->maxs);
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}
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/*
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==================
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EndModel
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==================
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*/
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void EndModel (void)
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{
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dmodel_t *mod;
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mod = &dmodels[nummodels];
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mod->numfaces = numfaces - mod->firstface;
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nummodels++;
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}
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