1554 lines
36 KiB
C++
1554 lines
36 KiB
C++
//========= Copyright Valve Corporation, All rights reserved. ============//
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//
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// Purpose:
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//
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// $NoKeywords: $
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//
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//=============================================================================//
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#include "vbsp.h"
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#include "disp_vbsp.h"
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#include "utlvector.h"
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#include "faces.h"
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#include "builddisp.h"
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#include "tier1/strtools.h"
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#include "utilmatlib.h"
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#include "utldict.h"
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#include "map.h"
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int c_nofaces;
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int c_facenodes;
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// NOTE: This is a global used to link faces back to the tree node/portals they came from
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// it's used when filling water volumes
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node_t *dfacenodes[MAX_MAP_FACES];
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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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void EmitFaceVertexes (face_t **list, face_t *f);
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void AssignOccluderAreas();
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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 = g_MainMap->mapplanes;
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for (i=0 ; i<g_MainMap->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 ("Too many detail brush faces, max = %d\n", 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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leafface_t *pList;
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// emit a leaf
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if (numleafs >= MAX_MAP_LEAFS)
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Error ("Too many BSP leaves, max = %d", MAX_MAP_LEAFS);
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node->diskId = numleafs;
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leaf_p = &dleafs[numleafs];
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numleafs++;
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if( nummodels == 0 )
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{
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leaf_p->cluster = node->cluster;
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}
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else
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{
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// Submodels don't have clusters. If this isn't set to -1 here, then there
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// will be multiple leaves (albeit from different models) that reference
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// the same cluster and parts of the code like ivp.cpp's ConvertWaterModelToPhysCollide
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// won't work.
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leaf_p->cluster = -1;
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}
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leaf_p->contents = node->contents;
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leaf_p->area = node->area;
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// By default, assume the leaf can see the skybox.
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// VRAD will do the actual computation to see if it really can see the skybox
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leaf_p->flags = LEAF_FLAGS_SKY;
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//
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// write bounding box info
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//
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VECTOR_COPY (node->mins, leaf_p->mins);
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VECTOR_COPY (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 ("Too many brushes in one leaf, max = %d", MAX_MAP_LEAFBRUSHES);
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brushnum = b->original - g_MainMap->mapbrushes;
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for (i=leaf_p->firstleafbrush ; i<numleafbrushes ; i++)
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{
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if (dleafbrushes[i] == brushnum)
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break;
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}
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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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// emit the detail faces
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for ( pList = node->leaffacelist; pList; pList = pList->pNext )
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{
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EmitMarkFace( leaf_p, pList->pFace );
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}
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leaf_p->numleaffaces = numleaffaces - leaf_p->firstleafface;
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}
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// per face plane - original face "side" list
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side_t *pOrigFaceSideList[MAX_MAP_PLANES];
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//-----------------------------------------------------------------------------
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//-----------------------------------------------------------------------------
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int CreateOrigFace( face_t *f )
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{
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int i, j;
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dface_t *of;
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side_t *side;
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int vIndices[128];
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int eIndex[2];
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winding_t *pWinding;
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// not a real face!
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if( !f->w )
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return -1;
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// get the original face -- the "side"
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side = f->originalface;
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// get the original face winding
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if( !side->winding )
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{
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return -1;
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}
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//
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// get the next original face
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//
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if( numorigfaces >= MAX_MAP_FACES )
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Error( "Too many faces in map, max = %d", MAX_MAP_FACES );
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of = &dorigfaces[numorigfaces];
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numorigfaces++;
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// set original face to -1 -- it is an origianl face!
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of->origFace = -1;
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//
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// add side to plane list
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//
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side->next = pOrigFaceSideList[f->planenum];
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pOrigFaceSideList[f->planenum] = side;
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side->origIndex = numorigfaces - 1;
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pWinding = CopyWinding( side->winding );
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//
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// plane info
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//
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of->planenum = side->planenum;
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if ( side->contents & CONTENTS_DETAIL )
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of->onNode = 0;
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else
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of->onNode = 1;
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of->side = side->planenum & 1;
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//
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// edge info
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//
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of->firstedge = numsurfedges;
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of->numedges = side->winding->numpoints;
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//
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// material info
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//
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of->texinfo = side->texinfo;
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of->dispinfo = f->dispinfo;
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//
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// save the vertices
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//
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for( i = 0; i < pWinding->numpoints; i++ )
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{
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//
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// compare vertices
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//
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vIndices[i] = GetVertexnum( pWinding->p[i] );
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}
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//
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// save off points -- as edges
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//
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for( i = 0; i < pWinding->numpoints; i++ )
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{
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//
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// look for matching edges first
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//
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eIndex[0] = vIndices[i];
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eIndex[1] = vIndices[(i+1)%pWinding->numpoints];
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for( j = firstmodeledge; j < numedges; j++ )
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{
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if( ( eIndex[0] == dedges[j].v[1] ) &&
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( eIndex[1] == dedges[j].v[0] ) &&
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( edgefaces[j][0]->contents == f->contents ) )
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{
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// check for multiple backward edges!! -- shouldn't have
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if( edgefaces[j][1] )
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continue;
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// set back edge
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edgefaces[j][1] = f;
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//
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// get next surface edge
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//
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if( numsurfedges >= MAX_MAP_SURFEDGES )
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Error( "Too much brush geometry in bsp, numsurfedges == MAX_MAP_SURFEDGES" );
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dsurfedges[numsurfedges] = -j;
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numsurfedges++;
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break;
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}
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}
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if( j == numedges )
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{
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//
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// get next edge
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//
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AddEdge( eIndex[0], eIndex[1], f );
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//
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// get next surface edge
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//
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if( numsurfedges >= MAX_MAP_SURFEDGES )
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Error( "Too much brush geometry in bsp, numsurfedges == MAX_MAP_SURFEDGES" );
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dsurfedges[numsurfedges] = ( numedges - 1 );
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numsurfedges++;
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}
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}
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// return the index
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return ( numorigfaces - 1 );
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}
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//-----------------------------------------------------------------------------
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// Purpose: search for a face within the origface list and return the index if
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// found
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// Input: f - the face to compare
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// Output: the index of the face it found, -1 if not found
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//-----------------------------------------------------------------------------
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int FindOrigFace( face_t *f )
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{
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int i;
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static int bClear = 0;
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side_t *pSide;
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//
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// initially clear the face side lists (per face plane)
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//
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if( !bClear )
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{
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for( i = 0; i < MAX_MAP_PLANES; i++ )
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{
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pOrigFaceSideList[i] = NULL;
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}
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bClear = 1;
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}
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//
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// compare the sides
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//
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for( pSide = pOrigFaceSideList[f->planenum]; pSide; pSide = pSide->next )
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{
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if( pSide == f->originalface )
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return pSide->origIndex;
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}
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// original face not found in list
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return -1;
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}
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//-----------------------------------------------------------------------------
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// Purpose: to find an the original face within the list of original faces, if
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// a match is not found then create a new origFace -- either way pass
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// back the index of the origface in the list
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// Input: f - face containing the original face information
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// Output: the index of the origface in the origface list
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//-----------------------------------------------------------------------------
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int FindOrCreateOrigFace( face_t *f )
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{
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int index;
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// check for an original face
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if( !f->originalface )
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return -1;
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//
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// find or create a orig face and return the index
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//
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index = FindOrigFace( f );
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if( index == -1 )
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return CreateOrigFace( f );
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else if( index == -2 )
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return -1;
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return index;
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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, qboolean onNode )
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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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// void SubdivideFaceBySubdivSize( face_t *f ); // garymcthack
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// SubdivideFaceBySubdivSize( f );
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// set initial output number
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f->outputnumber = -1;
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// degenerated
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if( f->numpoints < 3 )
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return;
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// not a final face
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if( f->merged || f->split[0] || f->split[1] )
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return;
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// don't emit NODRAW faces for runtime
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if ( texinfo[f->texinfo].flags & SURF_NODRAW )
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{
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// keep NODRAW terrain surfaces though
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if ( f->dispinfo == -1 )
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return;
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Warning("NODRAW on terrain surface!\n");
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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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//
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// get the next available .bsp face slot
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//
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if (numfaces >= MAX_MAP_FACES)
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Error( "Too many faces in map, max = %d", MAX_MAP_FACES );
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df = &dfaces[numfaces];
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// Save the correlation between dfaces and faces -- since dfaces doesnt have worldcraft face id
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dfaceids.AddToTail();
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dfaceids[numfaces].hammerfaceid = f->originalface->id;
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numfaces++;
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//
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// plane info - planenum is used by qlight, but not quake
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//
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df->planenum = f->planenum;
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df->onNode = onNode;
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df->side = f->planenum & 1;
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//
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// material info
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//
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df->texinfo = f->texinfo;
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df->dispinfo = f->dispinfo;
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df->smoothingGroups = f->smoothingGroups;
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// save the original "side"/face data
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df->origFace = FindOrCreateOrigFace( f );
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df->surfaceFogVolumeID = -1;
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dfacenodes[numfaces-1] = f->fogVolumeLeaf;
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if ( f->fogVolumeLeaf )
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{
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Assert( f->fogVolumeLeaf->planenum == PLANENUM_LEAF );
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}
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//
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// edge info
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//
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df->firstedge = numsurfedges;
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df->numedges = f->numpoints;
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// UNDONE: Nodraw faces have no winding - revisit to see if this is necessary
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if ( f->w )
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{
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df->area = WindingArea( f->w );
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}
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else
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{
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df->area = 0;
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}
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df->firstPrimID = f->firstPrimID;
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df->SetNumPrims( f->numPrims );
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df->SetDynamicShadowsEnabled( f->originalface->m_bDynamicShadowsEnabled );
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//
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// save off points -- as edges
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//
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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( "Too much brush geometry in bsp, numsurfedges == MAX_MAP_SURFEDGES" );
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dsurfedges[numsurfedges] = e;
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numsurfedges++;
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}
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// Create overlay face lists.
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side_t *pSide = f->originalface;
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if ( pSide )
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{
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int nOverlayCount = pSide->aOverlayIds.Count();
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if ( nOverlayCount > 0 )
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{
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Overlay_AddFaceToLists( ( numfaces - 1 ), pSide );
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}
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nOverlayCount = pSide->aWaterOverlayIds.Count();
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if ( nOverlayCount > 0 )
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{
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OverlayTransition_AddFaceToLists( ( numfaces - 1 ), pSide );
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}
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}
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}
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//-----------------------------------------------------------------------------
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// Purpose: Emit all of the faces stored at the leaves (faces from detail brushes)
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//-----------------------------------------------------------------------------
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void EmitLeafFaces( face_t *pLeafFaceList )
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{
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face_t *f = pLeafFaceList;
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while ( f )
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{
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EmitFace( f, false );
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f = f->next;
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}
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}
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//-----------------------------------------------------------------------------
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// Purpose: Free the list of faces stored at the leaves
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//-----------------------------------------------------------------------------
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void FreeLeafFaces( face_t *pLeafFaceList )
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{
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int count = 0;
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face_t *f, *next;
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f = pLeafFaceList;
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while ( f )
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{
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next = f->next;
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FreeFace( f );
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f = next;
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count++;
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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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|
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// emit a node
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|
if (numnodes == MAX_MAP_NODES)
|
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Error ("MAX_MAP_NODES");
|
|
node->diskId = numnodes;
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|
|
n = &dnodes[numnodes];
|
|
numnodes++;
|
|
|
|
VECTOR_COPY (node->mins, n->mins);
|
|
VECTOR_COPY (node->maxs, n->maxs);
|
|
|
|
if (node->planenum & 1)
|
|
Error ("WriteDrawNodes_r: odd planenum");
|
|
n->planenum = node->planenum;
|
|
n->firstface = numfaces;
|
|
n->area = node->area;
|
|
|
|
if (!node->faces)
|
|
c_nofaces++;
|
|
else
|
|
c_facenodes++;
|
|
|
|
for (f=node->faces ; f ; f=f->next)
|
|
EmitFace (f, true);
|
|
|
|
n->numfaces = numfaces - n->firstface;
|
|
|
|
|
|
//
|
|
// recursively output the other nodes
|
|
//
|
|
for (i=0 ; i<2 ; i++)
|
|
{
|
|
if (node->children[i]->planenum == PLANENUM_LEAF)
|
|
{
|
|
n->children[i] = -(numleafs + 1);
|
|
EmitLeaf (node->children[i]);
|
|
}
|
|
else
|
|
{
|
|
n->children[i] = numnodes;
|
|
EmitDrawNode_r (node->children[i]);
|
|
}
|
|
}
|
|
|
|
return n - dnodes;
|
|
}
|
|
|
|
|
|
//=========================================================
|
|
|
|
// This will generate a scratchpad file with the level's geometry in it and the noshadow faces drawn red.
|
|
// #define SCRATCHPAD_NO_SHADOW_FACES
|
|
#if defined( SCRATCHPAD_NO_SHADOW_FACES )
|
|
#include "scratchpad_helpers.h"
|
|
IScratchPad3D *g_pPad;
|
|
#endif
|
|
|
|
|
|
void MarkNoShadowFaces()
|
|
{
|
|
#if defined( SCRATCHPAD_NO_SHADOW_FACES )
|
|
g_pPad = ScratchPad3D_Create();
|
|
ScratchPad_DrawWorld( g_pPad, false, CSPColor(1,1,1,0.3) );
|
|
|
|
for ( int iFace=0; iFace < numfaces; iFace++ )
|
|
{
|
|
dface_t *pFace = &dfaces[iFace];
|
|
|
|
if ( !pFace->AreDynamicShadowsEnabled() )
|
|
{
|
|
ScratchPad_DrawFace( g_pPad, pFace, iFace, CSPColor(1,0,0,1), Vector(1,0,0) );
|
|
ScratchPad_DrawFace( g_pPad, pFace, iFace, CSPColor(1,0,0,1), Vector(-1,0,0) );
|
|
ScratchPad_DrawFace( g_pPad, pFace, iFace, CSPColor(1,0,0,1), Vector(0,1,0) );
|
|
}
|
|
}
|
|
g_pPad->Release();
|
|
#endif
|
|
}
|
|
|
|
struct texinfomap_t
|
|
{
|
|
int refCount;
|
|
int outputIndex;
|
|
};
|
|
struct texdatamap_t
|
|
{
|
|
int refCount;
|
|
int outputIndex;
|
|
};
|
|
|
|
// Find the best used texinfo to remap this brush side
|
|
int FindMatchingBrushSideTexinfo( int sideIndex, const texinfomap_t *pMap )
|
|
{
|
|
dbrushside_t &side = dbrushsides[sideIndex];
|
|
// find one with the same flags & surfaceprops (even if the texture name is different)
|
|
int sideTexFlags = texinfo[side.texinfo].flags;
|
|
int sideTexData = texinfo[side.texinfo].texdata;
|
|
int sideSurfaceProp = g_SurfaceProperties[sideTexData];
|
|
for ( int j = 0; j < texinfo.Count(); j++ )
|
|
{
|
|
if ( pMap[j].refCount > 0 &&
|
|
texinfo[j].flags == sideTexFlags &&
|
|
g_SurfaceProperties[texinfo[j].texdata] == sideSurfaceProp )
|
|
{
|
|
// found one
|
|
return j;
|
|
}
|
|
}
|
|
|
|
// can't find a better match
|
|
return side.texinfo;
|
|
}
|
|
|
|
// Remove all unused texinfos and rebuild array
|
|
void ComapctTexinfoArray( texinfomap_t *pMap )
|
|
{
|
|
CUtlVector<texinfo_t> old;
|
|
old.CopyArray( texinfo.Base(), texinfo.Count() );
|
|
texinfo.RemoveAll();
|
|
int firstSky = -1;
|
|
int first2DSky = -1;
|
|
for ( int i = 0; i < old.Count(); i++ )
|
|
{
|
|
if ( !pMap[i].refCount )
|
|
{
|
|
pMap[i].outputIndex = -1;
|
|
continue;
|
|
}
|
|
// only add one sky texinfo + one 2D sky texinfo
|
|
if ( old[i].flags & SURF_SKY2D )
|
|
{
|
|
if ( first2DSky < 0 )
|
|
{
|
|
first2DSky = texinfo.AddToTail( old[i] );
|
|
}
|
|
pMap[i].outputIndex = first2DSky;
|
|
continue;
|
|
}
|
|
if ( old[i].flags & SURF_SKY )
|
|
{
|
|
if ( firstSky < 0 )
|
|
{
|
|
firstSky = texinfo.AddToTail( old[i] );
|
|
}
|
|
pMap[i].outputIndex = firstSky;
|
|
continue;
|
|
}
|
|
pMap[i].outputIndex = texinfo.AddToTail( old[i] );
|
|
}
|
|
}
|
|
|
|
void CompactTexdataArray( texdatamap_t *pMap )
|
|
{
|
|
CUtlVector<char> oldStringData;
|
|
oldStringData.CopyArray( g_TexDataStringData.Base(), g_TexDataStringData.Count() );
|
|
g_TexDataStringData.RemoveAll();
|
|
CUtlVector<int> oldStringTable;
|
|
oldStringTable.CopyArray( g_TexDataStringTable.Base(), g_TexDataStringTable.Count() );
|
|
g_TexDataStringTable.RemoveAll();
|
|
CUtlVector<dtexdata_t> oldTexData;
|
|
oldTexData.CopyArray( dtexdata, numtexdata );
|
|
// clear current table and rebuild
|
|
numtexdata = 0;
|
|
for ( int i = 0; i < oldTexData.Count(); i++ )
|
|
{
|
|
// unreferenced, note in map and skip
|
|
if ( !pMap[i].refCount )
|
|
{
|
|
pMap[i].outputIndex = -1;
|
|
continue;
|
|
}
|
|
pMap[i].outputIndex = numtexdata;
|
|
|
|
// get old string and re-add to table
|
|
const char *pString = &oldStringData[oldStringTable[oldTexData[i].nameStringTableID]];
|
|
int nameIndex = TexDataStringTable_AddOrFindString( pString );
|
|
// copy old texdata and fixup with new name in compacted table
|
|
dtexdata[numtexdata] = oldTexData[i];
|
|
dtexdata[numtexdata].nameStringTableID = nameIndex;
|
|
numtexdata++;
|
|
}
|
|
}
|
|
|
|
void CompactTexinfos()
|
|
{
|
|
Msg("Compacting texture/material tables...\n");
|
|
texinfomap_t *texinfoMap = new texinfomap_t[texinfo.Count()];
|
|
texdatamap_t *texdataMap = new texdatamap_t[numtexdata];
|
|
memset( texinfoMap, 0, sizeof(texinfoMap[0])*texinfo.Count() );
|
|
memset( texdataMap, 0, sizeof(texdataMap[0])*numtexdata );
|
|
int i;
|
|
// get texinfos referenced by faces
|
|
for ( i = 0; i < numfaces; i++ )
|
|
{
|
|
texinfoMap[dfaces[i].texinfo].refCount++;
|
|
}
|
|
// get texinfos referenced by brush sides
|
|
for ( i = 0; i < numbrushsides; i++ )
|
|
{
|
|
// not referenced by any visible geometry
|
|
Assert( dbrushsides[i].texinfo >= 0 );
|
|
if ( !texinfoMap[dbrushsides[i].texinfo].refCount )
|
|
{
|
|
dbrushsides[i].texinfo = FindMatchingBrushSideTexinfo( i, texinfoMap );
|
|
// didn't find anything suitable, go ahead and reference it
|
|
if ( !texinfoMap[dbrushsides[i].texinfo].refCount )
|
|
{
|
|
texinfoMap[dbrushsides[i].texinfo].refCount++;
|
|
}
|
|
}
|
|
}
|
|
// get texinfos referenced by overlays
|
|
for ( i = 0; i < g_nOverlayCount; i++ )
|
|
{
|
|
texinfoMap[g_Overlays[i].nTexInfo].refCount++;
|
|
}
|
|
for ( i = 0; i < numleafwaterdata; i++ )
|
|
{
|
|
if ( dleafwaterdata[i].surfaceTexInfoID >= 0 )
|
|
{
|
|
texinfoMap[dleafwaterdata[i].surfaceTexInfoID].refCount++;
|
|
}
|
|
}
|
|
for ( i = 0; i < *pNumworldlights; i++ )
|
|
{
|
|
if ( dworldlights[i].texinfo >= 0 )
|
|
{
|
|
texinfoMap[dworldlights[i].texinfo].refCount++;
|
|
}
|
|
}
|
|
for ( i = 0; i < g_nWaterOverlayCount; i++ )
|
|
{
|
|
if ( g_WaterOverlays[i].nTexInfo >= 0 )
|
|
{
|
|
texinfoMap[g_WaterOverlays[i].nTexInfo].refCount++;
|
|
}
|
|
}
|
|
// reference all used texdatas
|
|
for ( i = 0; i < texinfo.Count(); i++ )
|
|
{
|
|
if ( texinfoMap[i].refCount > 0 )
|
|
{
|
|
texdataMap[texinfo[i].texdata].refCount++;
|
|
}
|
|
}
|
|
|
|
int oldCount = texinfo.Count();
|
|
int oldTexdataCount = numtexdata;
|
|
int oldTexdataString = g_TexDataStringData.Count();
|
|
ComapctTexinfoArray( texinfoMap );
|
|
CompactTexdataArray( texdataMap );
|
|
for ( i = 0; i < texinfo.Count(); i++ )
|
|
{
|
|
int mapIndex = texdataMap[texinfo[i].texdata].outputIndex;
|
|
Assert( mapIndex >= 0 );
|
|
texinfo[i].texdata = mapIndex;
|
|
//const char *pName = TexDataStringTable_GetString( dtexdata[texinfo[i].texdata].nameStringTableID );
|
|
}
|
|
// remap texinfos on faces
|
|
for ( i = 0; i < numfaces; i++ )
|
|
{
|
|
Assert( texinfoMap[dfaces[i].texinfo].outputIndex >= 0 );
|
|
dfaces[i].texinfo = texinfoMap[dfaces[i].texinfo].outputIndex;
|
|
}
|
|
// remap texinfos on brushsides
|
|
for ( i = 0; i < numbrushsides; i++ )
|
|
{
|
|
Assert( texinfoMap[dbrushsides[i].texinfo].outputIndex >= 0 );
|
|
dbrushsides[i].texinfo = texinfoMap[dbrushsides[i].texinfo].outputIndex;
|
|
}
|
|
// remap texinfos on overlays
|
|
for ( i = 0; i < g_nOverlayCount; i++ )
|
|
{
|
|
g_Overlays[i].nTexInfo = texinfoMap[g_Overlays[i].nTexInfo].outputIndex;
|
|
}
|
|
// remap leaf water data
|
|
for ( i = 0; i < numleafwaterdata; i++ )
|
|
{
|
|
if ( dleafwaterdata[i].surfaceTexInfoID >= 0 )
|
|
{
|
|
dleafwaterdata[i].surfaceTexInfoID = texinfoMap[dleafwaterdata[i].surfaceTexInfoID].outputIndex;
|
|
}
|
|
}
|
|
// remap world lights
|
|
for ( i = 0; i < *pNumworldlights; i++ )
|
|
{
|
|
if ( dworldlights[i].texinfo >= 0 )
|
|
{
|
|
dworldlights[i].texinfo = texinfoMap[dworldlights[i].texinfo].outputIndex;
|
|
}
|
|
}
|
|
// remap water overlays
|
|
for ( i = 0; i < g_nWaterOverlayCount; i++ )
|
|
{
|
|
if ( g_WaterOverlays[i].nTexInfo >= 0 )
|
|
{
|
|
g_WaterOverlays[i].nTexInfo = texinfoMap[g_WaterOverlays[i].nTexInfo].outputIndex;
|
|
}
|
|
}
|
|
|
|
Msg("Reduced %d texinfos to %d\n", oldCount, texinfo.Count() );
|
|
Msg("Reduced %d texdatas to %d (%d bytes to %d)\n", oldTexdataCount, numtexdata, oldTexdataString, g_TexDataStringData.Count() );
|
|
|
|
delete[] texinfoMap;
|
|
delete[] texdataMap;
|
|
}
|
|
|
|
/*
|
|
============
|
|
WriteBSP
|
|
============
|
|
*/
|
|
void WriteBSP (node_t *headnode, face_t *pLeafFaceList )
|
|
{
|
|
int i;
|
|
int oldfaces;
|
|
int oldorigfaces;
|
|
|
|
c_nofaces = 0;
|
|
c_facenodes = 0;
|
|
|
|
qprintf ("--- WriteBSP ---\n");
|
|
|
|
oldfaces = numfaces;
|
|
oldorigfaces = numorigfaces;
|
|
|
|
GetEdge2_InitOptimizedList();
|
|
EmitLeafFaces( pLeafFaceList );
|
|
dmodels[nummodels].headnode = EmitDrawNode_r (headnode);
|
|
|
|
// Only emit area portals for the main world.
|
|
if( nummodels == 0 )
|
|
{
|
|
EmitAreaPortals (headnode);
|
|
}
|
|
|
|
//
|
|
// add all displacement faces for the particular model
|
|
//
|
|
for( i = 0; i < nummapdispinfo; i++ )
|
|
{
|
|
int entityIndex = GetDispInfoEntityNum( &mapdispinfo[i] );
|
|
if( entityIndex == entity_num )
|
|
{
|
|
EmitFaceVertexes( NULL, &mapdispinfo[i].face );
|
|
EmitFace( &mapdispinfo[i].face, FALSE );
|
|
}
|
|
}
|
|
|
|
EmitWaterVolumesForBSP( &dmodels[nummodels], headnode );
|
|
qprintf ("%5i nodes with faces\n", c_facenodes);
|
|
qprintf ("%5i nodes without faces\n", c_nofaces);
|
|
qprintf ("%5i faces\n", numfaces-oldfaces);
|
|
qprintf( "%5i original faces\n", numorigfaces-oldorigfaces );
|
|
}
|
|
|
|
|
|
|
|
//===========================================================
|
|
|
|
/*
|
|
============
|
|
SetModelNumbers
|
|
============
|
|
*/
|
|
void SetModelNumbers (void)
|
|
{
|
|
int i;
|
|
int models;
|
|
char value[10];
|
|
|
|
models = 1;
|
|
for (i=1 ; i<num_entities ; i++)
|
|
{
|
|
if (!entities[i].numbrushes)
|
|
continue;
|
|
|
|
if ( !IsFuncOccluder(i) )
|
|
{
|
|
sprintf (value, "*%i", models);
|
|
models++;
|
|
}
|
|
else
|
|
{
|
|
sprintf (value, "");
|
|
}
|
|
SetKeyValue (&entities[i], "model", value);
|
|
}
|
|
}
|
|
|
|
|
|
/*
|
|
============
|
|
SetLightStyles
|
|
============
|
|
*/
|
|
#define MAX_SWITCHED_LIGHTS 32
|
|
void SetLightStyles (void)
|
|
{
|
|
int stylenum;
|
|
char *t;
|
|
entity_t *e;
|
|
int i, j;
|
|
char value[10];
|
|
char lighttargets[MAX_SWITCHED_LIGHTS][64];
|
|
|
|
|
|
// any light that is controlled (has a targetname)
|
|
// must have a unique style number generated for it
|
|
|
|
stylenum = 0;
|
|
for (i=1 ; i<num_entities ; i++)
|
|
{
|
|
e = &entities[i];
|
|
|
|
t = ValueForKey (e, "classname");
|
|
if (Q_strncasecmp (t, "light", 5))
|
|
continue;
|
|
|
|
// This is not true for dynamic lights
|
|
if (!Q_strcasecmp (t, "light_dynamic"))
|
|
continue;
|
|
|
|
t = ValueForKey (e, "targetname");
|
|
if (!t[0])
|
|
continue;
|
|
|
|
// find this targetname
|
|
for (j=0 ; j<stylenum ; j++)
|
|
if (!strcmp (lighttargets[j], t))
|
|
break;
|
|
if (j == stylenum)
|
|
{
|
|
if (stylenum == MAX_SWITCHED_LIGHTS)
|
|
Error ("Too many switched lights (error at light %s), max = %d", t, MAX_SWITCHED_LIGHTS);
|
|
strcpy (lighttargets[j], t);
|
|
stylenum++;
|
|
}
|
|
sprintf (value, "%i", 32 + j);
|
|
char *pCurrentStyle = ValueForKey( e, "style" );
|
|
// the designer has set a default lightstyle as well as making the light switchable
|
|
if ( pCurrentStyle )
|
|
{
|
|
int oldStyle = atoi(pCurrentStyle);
|
|
if ( oldStyle != 0 )
|
|
{
|
|
// save off the default style so the game code can make a switchable copy of it
|
|
SetKeyValue( e, "defaultstyle", pCurrentStyle );
|
|
}
|
|
}
|
|
SetKeyValue (e, "style", value);
|
|
}
|
|
|
|
}
|
|
|
|
/*
|
|
============
|
|
EmitBrushes
|
|
============
|
|
*/
|
|
void EmitBrushes (void)
|
|
{
|
|
int i, j, bnum, s, x;
|
|
dbrush_t *db;
|
|
mapbrush_t *b;
|
|
dbrushside_t *cp;
|
|
Vector normal;
|
|
vec_t dist;
|
|
int planenum;
|
|
|
|
numbrushsides = 0;
|
|
numbrushes = g_MainMap->nummapbrushes;
|
|
|
|
for (bnum=0 ; bnum<g_MainMap->nummapbrushes ; bnum++)
|
|
{
|
|
b = &g_MainMap->mapbrushes[bnum];
|
|
db = &dbrushes[bnum];
|
|
|
|
db->contents = b->contents;
|
|
db->firstside = numbrushsides;
|
|
db->numsides = b->numsides;
|
|
for (j=0 ; j<b->numsides ; j++)
|
|
{
|
|
if (numbrushsides == MAX_MAP_BRUSHSIDES)
|
|
Error ("MAX_MAP_BRUSHSIDES");
|
|
cp = &dbrushsides[numbrushsides];
|
|
numbrushsides++;
|
|
cp->planenum = b->original_sides[j].planenum;
|
|
cp->texinfo = b->original_sides[j].texinfo;
|
|
if ( cp->texinfo == -1 )
|
|
{
|
|
cp->texinfo = g_MainMap->g_ClipTexinfo;
|
|
}
|
|
cp->bevel = b->original_sides[j].bevel;
|
|
}
|
|
|
|
// add any axis planes not contained in the brush to bevel off corners
|
|
for (x=0 ; x<3 ; x++)
|
|
for (s=-1 ; s<=1 ; s+=2)
|
|
{
|
|
// add the plane
|
|
VectorCopy (vec3_origin, normal);
|
|
normal[x] = s;
|
|
if (s == -1)
|
|
dist = -b->mins[x];
|
|
else
|
|
dist = b->maxs[x];
|
|
planenum = g_MainMap->FindFloatPlane (normal, dist);
|
|
for (i=0 ; i<b->numsides ; i++)
|
|
if (b->original_sides[i].planenum == planenum)
|
|
break;
|
|
if (i == b->numsides)
|
|
{
|
|
if (numbrushsides >= MAX_MAP_BRUSHSIDES)
|
|
Error ("MAX_MAP_BRUSHSIDES");
|
|
|
|
dbrushsides[numbrushsides].planenum = planenum;
|
|
dbrushsides[numbrushsides].texinfo =
|
|
dbrushsides[numbrushsides-1].texinfo;
|
|
numbrushsides++;
|
|
db->numsides++;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
|
|
/*
|
|
==================
|
|
BeginBSPFile
|
|
==================
|
|
*/
|
|
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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|
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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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|
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// leave vertex 0 as an error
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numvertexes = 1;
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|
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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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// BUGBUG: This doesn't work!
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#if 0
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// make a default empty leaf for the tracing code
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memset( &dleafs[1], 0, sizeof(dleafs[1]) );
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dleafs[1].contents = CONTENTS_EMPTY;
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#endif
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}
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// We can't calculate this properly until vvis (since we need vis to do this), so we set
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// to zero everywhere by default.
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static void ClearDistToClosestWater( void )
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{
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int i;
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for( i = 0; i < numleafs; i++ )
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{
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g_LeafMinDistToWater[i] = 0;
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}
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}
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|
|
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void DiscoverMacroTextures()
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{
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CUtlDict<int,int> tempDict;
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g_FaceMacroTextureInfos.SetSize( numfaces );
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for ( int iFace=0; iFace < numfaces; iFace++ )
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{
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texinfo_t *pTexInfo = &texinfo[dfaces[iFace].texinfo];
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if ( pTexInfo->texdata < 0 )
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continue;
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dtexdata_t *pTexData = &dtexdata[pTexInfo->texdata];
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const char *pMaterialName = &g_TexDataStringData[ g_TexDataStringTable[pTexData->nameStringTableID] ];
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MaterialSystemMaterial_t hMaterial = FindMaterial( pMaterialName, NULL, false );
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const char *pMacroTextureName = GetMaterialVar( hMaterial, "$macro_texture" );
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if ( pMacroTextureName )
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{
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if ( tempDict.Find( pMacroTextureName ) == tempDict.InvalidIndex() )
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{
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Msg( "-- DiscoverMacroTextures: %s\n", pMacroTextureName );
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tempDict.Insert( pMacroTextureName, 0 );
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}
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int stringID = TexDataStringTable_AddOrFindString( pMacroTextureName );
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g_FaceMacroTextureInfos[iFace].m_MacroTextureNameID = (unsigned short)stringID;
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}
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else
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{
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g_FaceMacroTextureInfos[iFace].m_MacroTextureNameID = 0xFFFF;
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}
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}
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}
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|
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// Make sure that we have a water lod control entity if we have water in the map.
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void EnsurePresenceOfWaterLODControlEntity( void )
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{
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extern bool g_bHasWater;
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if( !g_bHasWater )
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{
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// Don't bother if there isn't any water in the map.
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return;
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}
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for( int i=0; i < num_entities; i++ )
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{
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entity_t *e = &entities[i];
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const char *pClassName = ValueForKey( e, "classname" );
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if( !Q_stricmp( pClassName, "water_lod_control" ) )
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{
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// Found one!!!!
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return;
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}
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}
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// None found, add one.
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Warning( "Water found with no water_lod_control entity, creating a default one.\n" );
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entity_t *mapent = &entities[num_entities];
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num_entities++;
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memset(mapent, 0, sizeof(*mapent));
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mapent->firstbrush = g_MainMap->nummapbrushes;
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mapent->numbrushes = 0;
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SetKeyValue( mapent, "classname", "water_lod_control" );
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SetKeyValue( mapent, "cheapwaterstartdistance", "1000" );
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SetKeyValue( mapent, "cheapwaterenddistance", "2000" );
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}
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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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|
// Mark noshadow faces.
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MarkNoShadowFaces();
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|
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EmitBrushes ();
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EmitPlanes ();
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// stick flat normals at the verts
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SaveVertexNormals();
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// Figure out lightmap extents for all faces.
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|
UpdateAllFaceLightmapExtents();
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|
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// Generate geometry and lightmap alpha for displacements.
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EmitDispLMAlphaAndNeighbors();
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|
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// Emit overlay data.
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|
Overlay_EmitOverlayFaces();
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OverlayTransition_EmitOverlayFaces();
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|
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// phys collision needs dispinfo to operate (needs to generate phys collision for displacement surfs)
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|
EmitPhysCollision();
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|
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|
// We can't calculate this properly until vvis (since we need vis to do this), so we set
|
|
// to zero everywhere by default.
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|
ClearDistToClosestWater();
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|
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|
// Emit static props found in the .vmf file
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|
EmitStaticProps();
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|
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|
// Place detail props found in .vmf and based on material properties
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|
EmitDetailObjects();
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|
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|
// Compute bounds after creating disp info because we need to reference it
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|
ComputeBoundsNoSkybox();
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|
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|
// Make sure that we have a water lod control eneity if we have water in the map.
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|
EnsurePresenceOfWaterLODControlEntity();
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|
|
|
// Doing this here because stuff about may filter out entities
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|
UnparseEntities ();
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|
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|
// remove unused texinfos
|
|
CompactTexinfos();
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|
|
|
// Figure out which faces want macro textures.
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|
DiscoverMacroTextures();
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|
|
|
char fileName[1024];
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V_strncpy( fileName, source, sizeof( fileName ) );
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|
V_DefaultExtension( fileName, ".bsp", sizeof( fileName ) );
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|
Msg ("Writing %s\n", fileName);
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|
WriteBSPFile (fileName);
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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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|
void BeginModel (void)
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|
{
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|
dmodel_t *mod;
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|
int start, end;
|
|
mapbrush_t *b;
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|
int j;
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|
entity_t *e;
|
|
Vector mins, maxs;
|
|
|
|
if (nummodels == MAX_MAP_MODELS)
|
|
Error ("Too many brush models in map, max = %d", 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;
|
|
firstmodelface = numfaces;
|
|
|
|
//
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|
// bound the brushes
|
|
//
|
|
e = &entities[entity_num];
|
|
|
|
start = e->firstbrush;
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|
end = start + e->numbrushes;
|
|
ClearBounds (mins, maxs);
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|
|
|
for (j=start ; j<end ; j++)
|
|
{
|
|
b = &g_MainMap->mapbrushes[j];
|
|
if (!b->numsides)
|
|
continue; // not a real brush (origin brush)
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|
AddPointToBounds (b->mins, mins, maxs);
|
|
AddPointToBounds (b->maxs, mins, maxs);
|
|
}
|
|
|
|
VectorCopy (mins, mod->mins);
|
|
VectorCopy (maxs, mod->maxs);
|
|
}
|
|
|
|
|
|
/*
|
|
==================
|
|
EndModel
|
|
==================
|
|
*/
|
|
void EndModel (void)
|
|
{
|
|
dmodel_t *mod;
|
|
|
|
mod = &dmodels[nummodels];
|
|
|
|
mod->numfaces = numfaces - mod->firstface;
|
|
|
|
nummodels++;
|
|
}
|
|
|
|
|
|
|
|
//-----------------------------------------------------------------------------
|
|
// figure out which leaf a point is in
|
|
//-----------------------------------------------------------------------------
|
|
static int PointLeafnum_r (const Vector& p, int num)
|
|
{
|
|
float d;
|
|
while (num >= 0)
|
|
{
|
|
dnode_t* node = dnodes + num;
|
|
dplane_t* plane = dplanes + node->planenum;
|
|
|
|
if (plane->type < 3)
|
|
d = p[plane->type] - plane->dist;
|
|
else
|
|
d = DotProduct (plane->normal, p) - plane->dist;
|
|
if (d < 0)
|
|
num = node->children[1];
|
|
else
|
|
num = node->children[0];
|
|
}
|
|
|
|
return -1 - num;
|
|
}
|
|
|
|
int PointLeafnum ( dmodel_t* pModel, const Vector& p )
|
|
{
|
|
return PointLeafnum_r (p, pModel->headnode);
|
|
}
|
|
|
|
|
|
//-----------------------------------------------------------------------------
|
|
// Adds a noew to the bounding box
|
|
//-----------------------------------------------------------------------------
|
|
static void AddNodeToBounds(int node, CUtlVector<int>& skipAreas, Vector& mins, Vector& maxs)
|
|
{
|
|
// not a leaf
|
|
if (node >= 0)
|
|
{
|
|
AddNodeToBounds( dnodes[node].children[0], skipAreas, mins, maxs );
|
|
AddNodeToBounds( dnodes[node].children[1], skipAreas, mins, maxs );
|
|
}
|
|
else
|
|
{
|
|
int leaf = - 1 - node;
|
|
|
|
// Don't bother with solid leaves
|
|
if (dleafs[leaf].contents & CONTENTS_SOLID)
|
|
return;
|
|
|
|
// Skip 3D skybox
|
|
int i;
|
|
for ( i = skipAreas.Count(); --i >= 0; )
|
|
{
|
|
if (dleafs[leaf].area == skipAreas[i])
|
|
return;
|
|
}
|
|
|
|
unsigned int firstface = dleafs[leaf].firstleafface;
|
|
for ( i = 0; i < dleafs[leaf].numleaffaces; ++i )
|
|
{
|
|
unsigned int face = dleaffaces[ firstface + i ];
|
|
|
|
// Skip skyboxes + nodraw
|
|
texinfo_t& tex = texinfo[dfaces[face].texinfo];
|
|
if (tex.flags & (SURF_SKY | SURF_NODRAW))
|
|
continue;
|
|
|
|
unsigned int firstedge = dfaces[face].firstedge;
|
|
Assert( firstedge >= 0 );
|
|
|
|
for (int j = 0; j < dfaces[face].numedges; ++j)
|
|
{
|
|
Assert( firstedge+j < numsurfedges );
|
|
int edge = abs(dsurfedges[firstedge+j]);
|
|
dedge_t* pEdge = &dedges[edge];
|
|
Assert( pEdge->v[0] >= 0 );
|
|
Assert( pEdge->v[1] >= 0 );
|
|
AddPointToBounds (dvertexes[pEdge->v[0]].point, mins, maxs);
|
|
AddPointToBounds (dvertexes[pEdge->v[1]].point, mins, maxs);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
//-----------------------------------------------------------------------------
|
|
// Check to see if a displacement lives in any leaves that are not
|
|
// in the 3d skybox
|
|
//-----------------------------------------------------------------------------
|
|
bool IsBoxInsideWorld( int node, CUtlVector<int> &skipAreas, const Vector &vecMins, const Vector &vecMaxs )
|
|
{
|
|
while( 1 )
|
|
{
|
|
// leaf
|
|
if (node < 0)
|
|
{
|
|
// get the leaf
|
|
int leaf = - 1 - node;
|
|
|
|
// Don't bother with solid leaves
|
|
if (dleafs[leaf].contents & CONTENTS_SOLID)
|
|
return false;
|
|
|
|
// Skip 3D skybox
|
|
int i;
|
|
for ( i = skipAreas.Count(); --i >= 0; )
|
|
{
|
|
if ( dleafs[leaf].area == skipAreas[i] )
|
|
return false;
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
//
|
|
// get displacement bounding box position relative to the node plane
|
|
//
|
|
dnode_t *pNode = &dnodes[ node ];
|
|
dplane_t *pPlane = &dplanes[ pNode->planenum ];
|
|
|
|
int sideResult = BrushBspBoxOnPlaneSide( vecMins, vecMaxs, pPlane );
|
|
|
|
// front side
|
|
if( sideResult == 1 )
|
|
{
|
|
node = pNode->children[0];
|
|
}
|
|
// back side
|
|
else if( sideResult == 2 )
|
|
{
|
|
node = pNode->children[1];
|
|
}
|
|
//split
|
|
else
|
|
{
|
|
if ( IsBoxInsideWorld( pNode->children[0], skipAreas, vecMins, vecMaxs ) )
|
|
return true;
|
|
|
|
node = pNode->children[1];
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
//-----------------------------------------------------------------------------
|
|
// Adds the displacement surfaces in the world to the bounds
|
|
//-----------------------------------------------------------------------------
|
|
void AddDispsToBounds( int nHeadNode, CUtlVector<int>& skipAreas, Vector &vecMins, Vector &vecMaxs )
|
|
{
|
|
Vector vecDispMins, vecDispMaxs;
|
|
|
|
// first determine how many displacement surfaces there will be per leaf
|
|
int i;
|
|
for ( i = 0; i < g_dispinfo.Count(); ++i )
|
|
{
|
|
ComputeDispInfoBounds( i, vecDispMins, vecDispMaxs );
|
|
if ( IsBoxInsideWorld( nHeadNode, skipAreas, vecDispMins, vecDispMaxs ) )
|
|
{
|
|
AddPointToBounds( vecDispMins, vecMins, vecMaxs );
|
|
AddPointToBounds( vecDispMaxs, vecMins, vecMaxs );
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
//-----------------------------------------------------------------------------
|
|
// Compute the bounding box, excluding 3D skybox + skybox, add it to keyvalues
|
|
//-----------------------------------------------------------------------------
|
|
void ComputeBoundsNoSkybox( )
|
|
{
|
|
// Iterate over all world leaves, skip those which are part of skybox
|
|
Vector mins, maxs;
|
|
ClearBounds (mins, maxs);
|
|
AddNodeToBounds( dmodels[0].headnode, g_SkyAreas, mins, maxs );
|
|
AddDispsToBounds( dmodels[0].headnode, g_SkyAreas, mins, maxs );
|
|
|
|
// Add the bounds to the worldspawn data
|
|
for (int i = 0; i < num_entities; ++i)
|
|
{
|
|
char* pEntity = ValueForKey(&entities[i], "classname");
|
|
if (!strcmp(pEntity, "worldspawn"))
|
|
{
|
|
char string[32];
|
|
sprintf (string, "%i %i %i", (int)mins[0], (int)mins[1], (int)mins[2]);
|
|
SetKeyValue (&entities[i], "world_mins", string);
|
|
sprintf (string, "%i %i %i", (int)maxs[0], (int)maxs[1], (int)maxs[2]);
|
|
SetKeyValue (&entities[i], "world_maxs", string);
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
|