161 lines
3.8 KiB
C
161 lines
3.8 KiB
C
/*
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* PVVMUD a 3D MUD
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* Copyright (C) 1998-1999 Programvareverkstedet (pvv@pvv.org)
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*
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* This program 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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*
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* This program 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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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*
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*/
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/******************************************************************************
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*
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* Utilities for reading BOG file format
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*
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* Standard: Useing standard suggested in bogfileformat.html with
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* rcs version 1.2 from the pvvmud web pages
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*
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*
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******************************************************************************/
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#include "pvvmud.H"
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#include <stdlib.h>
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#include <stdio.h>
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#include <string.h>
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#include <iostream.h>
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#include "geometry.H"
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#include "bogfile.H"
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#include "exception.H"
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//void CGeometry::load(int objId, char * name) {
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// setId(objId);
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// load(name);
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//}
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void CGeometry::load(char * name) {
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FILE * bog;
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bog = fopen(name,"r");
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if (bog == NULL){
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cdebug << "Error: Failed to open BOG file " << name << "\n";
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throw new CException();
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}
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readBOG(bog);
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fclose(bog);
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}
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int CGeometry::readBOGCore(FILE * bog, int numV, int numN,
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int numTC, int numP){
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int ii,jj;
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int type,gltype,materialId,index;
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double d1,d2,d3;
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CPolygon * poly;
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for (ii = 0; ii < numV; ii++){
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fscanf(bog,"%lf %lf %lf",&d1,&d2,&d3);
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addVertex(d1,d2,d3);
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}
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for (ii = 0; ii < numN; ii++){
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fscanf(bog,"%lf %lf %lf",&d1,&d2,&d3);
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addNormal(d1,d2,d3);
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}
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for (ii = 0; ii < numTC; ii++){
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fscanf(bog,"%lf %lf",&d1,&d2);
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addTexCoord(d1,d2);
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}
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for (ii = 0; ii < numP; ii++){
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fscanf(bog,"%i %i %i %i %i",&type,&materialId,&numV,&numN,&numTC);
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switch (type){
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case PT_Polygon: gltype = POLYGON_POLYGON; break;
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case PT_Triangles: gltype = POLYGON_TRIANGLES; break;
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case PT_Quads: gltype = POLYGON_QUADS; break;
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case PT_Quad_strip: gltype = POLYGON_QUAD_STRIP; break;
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case PT_Triangle_strip: gltype = POLYGON_TRIANGLE_STRIP; break;
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case PT_Triangle_fan: gltype = POLYGON_TRIANGLE_FAN; break;
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}
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poly = new CPolygon(gltype,materialId,numV,numN,numTC);
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for (jj = 0; jj < numV; jj++){
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fscanf(bog,"%i",&index);
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poly->addVertexIndex(index);
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}
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for (jj = 0; jj < numN; jj++){
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fscanf(bog,"%i",&index);
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poly->addNormalIndex(index);
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}
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for (jj = 0; jj < numTC; jj++){
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fscanf(bog,"%i",&index);
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poly->addTexCoordIndex(index);
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}
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addPolygon(poly);
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}
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return TRUE;
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}
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void CGeometry::readBOG(FILE * bog ){
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CGeometry *geo=NULL,*lastgeo=NULL;
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int version,numSub,subid;
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int numV,numN,numTC,numP;
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int ii;
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char name[5];
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// Read header : BOG <version> <numSubObjects>
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fscanf(bog,"%s",name);
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if (strcmp(name,"BOG") != 0){
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throw new CException();
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} else {
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fscanf(bog,"%i %i",&version,&numSub);
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if (version != 1) throw new CException();
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}
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geo = this;
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for (ii = 0; ii < numSub; ii++){
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fscanf(bog,"%i",&subid);
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fscanf(bog,"%i %i %i %i",&numV,&numN,&numTC,&numP);
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if (ii != 0){
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geo = newGeometry(getId());
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}
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geo->setSize(numV,numN,numTC,numP);
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if (lastgeo != NULL){
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lastgeo->setNext(geo);
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}
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geo->setSubId(subid);
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geo->readBOGCore(bog,numV,numN,numTC,numP);
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lastgeo = geo;
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}
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}
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