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Diffstat (limited to 'src/jake2/render/fastjogl/Model.java')
| -rw-r--r-- | src/jake2/render/fastjogl/Model.java | 1347 |
1 files changed, 1347 insertions, 0 deletions
diff --git a/src/jake2/render/fastjogl/Model.java b/src/jake2/render/fastjogl/Model.java new file mode 100644 index 0000000..4b781be --- /dev/null +++ b/src/jake2/render/fastjogl/Model.java @@ -0,0 +1,1347 @@ +/* + * Model.java + * Copyright (C) 2003 + * + * $Id: Model.java,v 1.1 2004-07-09 06:50:49 hzi Exp $ + */ +/* +Copyright (C) 1997-2001 Id Software, Inc. + +This program is free software; you can redistribute it and/or +modify it under the terms of the GNU General Public License +as published by the Free Software Foundation; either version 2 +of the License, or (at your option) any later version. + +This program is distributed in the hope that it will be useful, +but WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. + +See the GNU General Public License for more details. + +You should have received a copy of the GNU General Public License +along with this program; if not, write to the Free Software +Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + +*/ +package jake2.render.fastjogl; + +import jake2.Defines; +import jake2.game.cplane_t; +import jake2.game.cvar_t; +import jake2.qcommon.*; +import jake2.render.*; +import jake2.util.Math3D; +import jake2.util.Vargs; + +import java.nio.*; +import java.util.Arrays; +import java.util.Vector; + +import net.java.games.jogl.util.BufferUtils; + +/** + * Model + * + * @author cwei + */ +public abstract class Model extends Surf { + + // models.c -- model loading and caching + + model_t loadmodel; + int modfilelen; + + byte[] mod_novis = new byte[Defines.MAX_MAP_LEAFS/8]; + + static final int MAX_MOD_KNOWN = 512; + model_t[] mod_known = new model_t[MAX_MOD_KNOWN]; + int mod_numknown; + + // the inline * models from the current map are kept seperate + model_t[] mod_inline = new model_t[MAX_MOD_KNOWN]; + + abstract void GL_SubdivideSurface(msurface_t surface); // Warp.java + + /* + =============== + Mod_PointInLeaf + =============== + */ + mleaf_t Mod_PointInLeaf(float[] p, model_t model) + { + mnode_t node; + float d; + cplane_t plane; + + if (model == null || model.nodes == null) + ri.Sys_Error (Defines.ERR_DROP, "Mod_PointInLeaf: bad model"); + + node = model.nodes[0]; // root node + while (true) + { + if (node.contents != -1) + return (mleaf_t)node; + + plane = node.plane; + d = Math3D.DotProduct(p, plane.normal) - plane.dist; + if (d > 0) + node = node.children[0]; + else + node = node.children[1]; + } + // never reached + } + + + byte[] decompressed = new byte[Defines.MAX_MAP_LEAFS / 8]; + byte[] model_visibility = new byte[Defines.MAX_MAP_VISIBILITY]; + + /* + =================== + Mod_DecompressVis + =================== + */ + byte[] Mod_DecompressVis(byte[] in, int offset, model_t model) + { + int c; + byte[] out; + int outp, inp; + int row; + + row = (model.vis.numclusters+7)>>3; + out = decompressed; + outp = 0; + inp = offset; + + if (in == null) + { // no vis info, so make all visible + while (row != 0) + { + out[outp++] = (byte)0xFF; + row--; + } + return decompressed; + } + + do + { + if (in[inp] != 0) + { + out[outp++] = in[inp++]; + continue; + } + + c = in[inp + 1] & 0xFF; + inp += 2; + while (c != 0) + { + out[outp++] = 0; + c--; + } + } while (outp < row); + + return decompressed; + } + + /* + ============== + Mod_ClusterPVS + ============== + */ + byte[] Mod_ClusterPVS(int cluster, model_t model) + { + if (cluster == -1 || model.vis == null) + return mod_novis; + //return Mod_DecompressVis( (byte *)model.vis + model.vis.bitofs[cluster][Defines.DVIS_PVS], model); + return Mod_DecompressVis(model_visibility, model.vis.bitofs[cluster][Defines.DVIS_PVS], model); + } + + +// =============================================================================== + + /* + ================ + Mod_Modellist_f + ================ + */ + void Mod_Modellist_f() + { + int i; + model_t mod; + int total; + + total = 0; + ri.Con_Printf(Defines.PRINT_ALL,"Loaded models:\n"); + for (i=0; i < mod_numknown ; i++) + { + mod = mod_known[i]; + if (mod.name == "") + continue; + + ri.Con_Printf (Defines.PRINT_ALL, "%8i : %s\n", new Vargs(2).add(mod.extradatasize).add(mod.name)); + total += mod.extradatasize; + } + ri.Con_Printf (Defines.PRINT_ALL, "Total resident: " + total +'\n'); + } + + /* + =============== + Mod_Init + =============== + */ + void Mod_Init() + { + // init mod_known + for (int i=0; i < MAX_MOD_KNOWN; i++) { + mod_known[i] = new model_t(); + } + Arrays.fill(mod_novis, (byte)0xff); + } + + byte[] fileBuffer; + + /* + ================== + Mod_ForName + + Loads in a model for the given name + ================== + */ + model_t Mod_ForName(String name, boolean crash) + { + model_t mod = null; + int i; + + if (name == null || name.length() == 0) + ri.Sys_Error(Defines.ERR_DROP, "Mod_ForName: NULL name"); + + // + // inline models are grabbed only from worldmodel + // + if (name.charAt(0) == '*') + { + i = Integer.parseInt(name.substring(1)); + if (i < 1 || r_worldmodel == null || i >= r_worldmodel.numsubmodels) + ri.Sys_Error (Defines.ERR_DROP, "bad inline model number"); + return mod_inline[i]; + } + + // + // search the currently loaded models + // + for (i=0; i<mod_numknown ; i++) + { + mod = mod_known[i]; + + if (mod.name == "") + continue; + if (mod.name.equals(name) ) + return mod; + } + + // + // find a free model slot spot + // + for (i=0; i<mod_numknown ; i++) + { + mod = mod_known[i]; + + if (mod.name == "") + break; // free spot + } + if (i == mod_numknown) + { + if (mod_numknown == MAX_MOD_KNOWN) + ri.Sys_Error (Defines.ERR_DROP, "mod_numknown == MAX_MOD_KNOWN"); + mod_numknown++; + mod = mod_known[i]; + } + + mod.name = name; + + // + // load the file + // + fileBuffer = ri.FS_LoadFile(name); + + if (fileBuffer == null) + { + if (crash) + ri.Sys_Error(Defines.ERR_DROP, "Mod_NumForName: " + mod.name + " not found"); + + mod.name = ""; + return null; + } + + modfilelen = fileBuffer.length; + + loadmodel = mod; + + // + // fill it in + // + ByteBuffer bb = ByteBuffer.wrap(fileBuffer); + bb.order(ByteOrder.LITTLE_ENDIAN); + + // call the apropriate loader + + bb.mark(); + int ident = bb.getInt(); + + bb.reset(); + + switch (ident) + { + case qfiles.IDALIASHEADER: + Mod_LoadAliasModel(mod, bb); + break; + case qfiles.IDSPRITEHEADER: + Mod_LoadSpriteModel(mod, bb); + break; + case qfiles.IDBSPHEADER: + Mod_LoadBrushModel(mod, bb); + break; + default: + ri.Sys_Error(Defines.ERR_DROP,"Mod_NumForName: unknown fileid for " + mod.name); + break; + } + + this.fileBuffer = null; // free it for garbage collection + return mod; + } + + /* + =============================================================================== + + BRUSHMODEL LOADING + + =============================================================================== + */ + + byte[] mod_base; + + + /* + ================= + Mod_LoadLighting + ================= + */ + void Mod_LoadLighting(lump_t l) + { + if (l.filelen == 0) + { + loadmodel.lightdata = null; + return; + } + // memcpy (loadmodel.lightdata, mod_base + l.fileofs, l.filelen); + loadmodel.lightdata = new byte[l.filelen]; + System.arraycopy(mod_base, l.fileofs, loadmodel.lightdata, 0, l.filelen); + } + + + /* + ================= + Mod_LoadVisibility + ================= + */ + void Mod_LoadVisibility(lump_t l) + { + int i; + + if (l.filelen == 0) + { + loadmodel.vis = null; + return; + } + + System.arraycopy(mod_base, l.fileofs, model_visibility, 0, l.filelen); + + ByteBuffer bb = ByteBuffer.wrap(model_visibility, 0, l.filelen); + + loadmodel.vis = new qfiles.dvis_t(bb.order(ByteOrder.LITTLE_ENDIAN)); + + /* done: + memcpy (loadmodel.vis, mod_base + l.fileofs, l.filelen); + + loadmodel.vis.numclusters = LittleLong (loadmodel.vis.numclusters); + for (i=0 ; i<loadmodel.vis.numclusters ; i++) + { + loadmodel.vis.bitofs[i][0] = LittleLong (loadmodel.vis.bitofs[i][0]); + loadmodel.vis.bitofs[i][1] = LittleLong (loadmodel.vis.bitofs[i][1]); + } + */ + } + + + /* + ================= + Mod_LoadVertexes + ================= + */ + void Mod_LoadVertexes(lump_t l) + { + mvertex_t[] vertexes; + int i, count; + + if ( (l.filelen % mvertex_t.DISK_SIZE) != 0) + ri.Sys_Error(Defines.ERR_DROP, "MOD_LoadBmodel: funny lump size in " + loadmodel.name); + + count = l.filelen / mvertex_t.DISK_SIZE; + + vertexes = new mvertex_t[count]; + + loadmodel.vertexes = vertexes; + loadmodel.numvertexes = count; + + ByteBuffer bb = ByteBuffer.wrap(mod_base, l.fileofs, l.filelen); + bb.order(ByteOrder.LITTLE_ENDIAN); + + for ( i=0 ; i<count ; i++) + { + vertexes[i] = new mvertex_t(bb); + } + } + + /* + ================= + RadiusFromBounds + ================= + */ + float RadiusFromBounds(float[] mins, float[] maxs) + { + float[] corner = {0, 0, 0}; + + for (int i=0 ; i<3 ; i++) + { + corner[i] = Math.abs(mins[i]) > Math.abs(maxs[i]) ? Math.abs(mins[i]) : Math.abs(maxs[i]); + } + return Math3D.VectorLength(corner); + } + + + /* + ================= + Mod_LoadSubmodels + ================= + */ + void Mod_LoadSubmodels(lump_t l) + { + qfiles.dmodel_t in; + mmodel_t[] out; + int i, j, count; + + if ((l.filelen % qfiles.dmodel_t.SIZE) != 0) + ri.Sys_Error(Defines.ERR_DROP, "MOD_LoadBmodel: funny lump size in " + loadmodel.name); + + count = l.filelen / qfiles.dmodel_t.SIZE; + // out = Hunk_Alloc ( count*sizeof(*out)); + out = new mmodel_t[count]; + + loadmodel.submodels = out; + loadmodel.numsubmodels = count; + + ByteBuffer bb = ByteBuffer.wrap(mod_base, l.fileofs, l.filelen); + bb.order(ByteOrder.LITTLE_ENDIAN); + + for ( i=0 ; i<count ; i++) + { + in = new qfiles.dmodel_t(bb); + out[i] = new mmodel_t(); + for (j=0 ; j<3 ; j++) + { // spread the mins / maxs by a pixel + out[i].mins[j] = in.mins[j] - 1; + out[i].maxs[j] = in.maxs[j] + 1; + out[i].origin[j] = in.origin[j]; + } + out[i].radius = RadiusFromBounds(out[i].mins, out[i].maxs); + out[i].headnode = in.headnode; + out[i].firstface = in.firstface; + out[i].numfaces = in.numfaces; + } + } + + /* + ================= + Mod_LoadEdges + ================= + */ + void Mod_LoadEdges (lump_t l) + { + medge_t[] edges; + int i, count; + + if ( (l.filelen % medge_t.DISK_SIZE) != 0) + ri.Sys_Error(Defines.ERR_DROP, "MOD_LoadBmodel: funny lump size in " + loadmodel.name); + + count = l.filelen / medge_t.DISK_SIZE; + // out = Hunk_Alloc ( (count + 1) * sizeof(*out)); + edges = new medge_t[count + 1]; + + loadmodel.edges = edges; + loadmodel.numedges = count; + + ByteBuffer bb = ByteBuffer.wrap(mod_base, l.fileofs, l.filelen); + bb.order(ByteOrder.LITTLE_ENDIAN); + + for ( i=0 ; i<count ; i++) + { + edges[i] = new medge_t(bb); + } + } + + /* + ================= + Mod_LoadTexinfo + ================= + */ + void Mod_LoadTexinfo(lump_t l) + { + texinfo_t in; + mtexinfo_t[] out; + mtexinfo_t step; + int i, j, count; + int next; + String name; + + if ((l.filelen % texinfo_t.SIZE) != 0) + ri.Sys_Error (Defines.ERR_DROP, "MOD_LoadBmodel: funny lump size in " + loadmodel.name); + + count = l.filelen / texinfo_t.SIZE; + // out = Hunk_Alloc ( count*sizeof(*out)); + out = new mtexinfo_t[count]; + for ( i=0 ; i<count ; i++) { + out[i] = new mtexinfo_t(); + } + + loadmodel.texinfo = out; + loadmodel.numtexinfo = count; + + ByteBuffer bb = ByteBuffer.wrap(mod_base, l.fileofs, l.filelen); + bb.order(ByteOrder.LITTLE_ENDIAN); + + for ( i=0 ; i<count ; i++) { + + in = new texinfo_t(bb); + out[i].vecs = in.vecs; + out[i].flags = in.flags; + next = in.nexttexinfo; + if (next > 0) + out[i].next = loadmodel.texinfo[next]; + else + out[i].next = null; + + name = "textures/" + in.texture + ".wal"; + + out[i].image = GL_FindImage(name, it_wall); + if (out[i].image == null) { + ri.Con_Printf(Defines.PRINT_ALL, "Couldn't load " + name + '\n'); + out[i].image = r_notexture; + } + } + + // count animation frames + for (i=0 ; i<count ; i++) { + out[i].numframes = 1; + for (step = out[i].next ; (step != null) && (step != out[i]) ; step=step.next) + out[i].numframes++; + } + } + + /* + ================ + CalcSurfaceExtents + + Fills in s.texturemins[] and s.extents[] + ================ + */ + void CalcSurfaceExtents(msurface_t s) + { + float[] mins = {0, 0}; + float[] maxs = {0, 0}; + float val; + + int i, j, e; + mvertex_t v; + mtexinfo_t tex; + int[] bmins = {0, 0}; + int[] bmaxs = {0, 0}; + + mins[0] = mins[1] = 999999; + maxs[0] = maxs[1] = -99999; + + tex = s.texinfo; + + for (i=0 ; i<s.numedges ; i++) + { + e = loadmodel.surfedges[s.firstedge+i]; + if (e >= 0) + v = loadmodel.vertexes[loadmodel.edges[e].v[0]]; + else + v = loadmodel.vertexes[loadmodel.edges[-e].v[1]]; + + for (j=0 ; j<2 ; j++) + { + val = v.position[0] * tex.vecs[j][0] + + v.position[1] * tex.vecs[j][1] + + v.position[2] * tex.vecs[j][2] + + tex.vecs[j][3]; + if (val < mins[j]) + mins[j] = val; + if (val > maxs[j]) + maxs[j] = val; + } + } + + for (i=0 ; i<2 ; i++) + { + bmins[i] = (int)Math.floor(mins[i]/16); + bmaxs[i] = (int)Math.ceil(maxs[i]/16); + + s.texturemins[i] = (short)(bmins[i] * 16); + s.extents[i] = (short)((bmaxs[i] - bmins[i]) * 16); + + } + } + + /* + ================= + Mod_LoadFaces + ================= + */ + void Mod_LoadFaces (lump_t l) + { + qfiles.dface_t in; + msurface_t[] out; + int i, count, surfnum; + int planenum, side; + int ti; + + if ((l.filelen % qfiles.dface_t.SIZE) != 0) + ri.Sys_Error (Defines.ERR_DROP, "MOD_LoadBmodel: funny lump size in " + loadmodel.name); + + count = l.filelen / qfiles.dface_t.SIZE; + // out = Hunk_Alloc ( count*sizeof(*out)); + out = new msurface_t[count]; + + loadmodel.surfaces = out; + loadmodel.numsurfaces = count; + + ByteBuffer bb = ByteBuffer.wrap(mod_base, l.fileofs, l.filelen); + bb.order(ByteOrder.LITTLE_ENDIAN); + + currentmodel = loadmodel; + + GL_BeginBuildingLightmaps(loadmodel); + + for ( surfnum=0 ; surfnum<count ; surfnum++) + { + in = new qfiles.dface_t(bb); + out[surfnum] = new msurface_t(); + out[surfnum].firstedge = in.firstedge; + out[surfnum].numedges = in.numedges; + out[surfnum].flags = 0; + out[surfnum].polys = null; + + planenum = in.planenum; + side = in.side; + if (side != 0) + out[surfnum].flags |= Defines.SURF_PLANEBACK; + + out[surfnum].plane = loadmodel.planes[planenum]; + + ti = in.texinfo; + if (ti < 0 || ti >= loadmodel.numtexinfo) + ri.Sys_Error(Defines.ERR_DROP, "MOD_LoadBmodel: bad texinfo number"); + + out[surfnum].texinfo = loadmodel.texinfo[ti]; + + CalcSurfaceExtents(out[surfnum]); + + // lighting info + + for (i=0 ; i<Defines.MAXLIGHTMAPS ; i++) + out[surfnum].styles[i] = in.styles[i]; + + i = in.lightofs; + if (i == -1) + out[surfnum].samples = null; + else { + ByteBuffer pointer = ByteBuffer.wrap(loadmodel.lightdata); + pointer.position(i); + pointer = pointer.slice(); + pointer.mark(); + out[surfnum].samples = pointer; // subarray + } + + // set the drawing flags + + if ((out[surfnum].texinfo.flags & Defines.SURF_WARP) != 0) + { + out[surfnum].flags |= Defines.SURF_DRAWTURB; + for (i=0 ; i<2 ; i++) + { + out[surfnum].extents[i] = 16384; + out[surfnum].texturemins[i] = -8192; + } + GL_SubdivideSurface(out[surfnum]); // cut up polygon for warps + } + + // create lightmaps and polygons + if ((out[surfnum].texinfo.flags & (Defines.SURF_SKY | Defines.SURF_TRANS33 | Defines.SURF_TRANS66 | Defines.SURF_WARP)) == 0) + GL_CreateSurfaceLightmap(out[surfnum]); + + if ((out[surfnum].texinfo.flags & Defines.SURF_WARP) == 0) + GL_BuildPolygonFromSurface(out[surfnum]); + + } + GL_EndBuildingLightmaps (); + } + + + /* + ================= + Mod_SetParent + ================= + */ + void Mod_SetParent(mnode_t node, mnode_t parent) + { + node.parent = parent; + if (node.contents != -1) return; + Mod_SetParent(node.children[0], node); + Mod_SetParent(node.children[1], node); + } + + /* + ================= + Mod_LoadNodes + ================= + */ + void Mod_LoadNodes(lump_t l) + { + int i, j, count, p; + qfiles.dnode_t in; + mnode_t[] out; + + if ((l.filelen % qfiles.dnode_t.SIZE) != 0) + ri.Sys_Error(Defines.ERR_DROP, "MOD_LoadBmodel: funny lump size in " + loadmodel.name); + + count = l.filelen / qfiles.dnode_t.SIZE; + // out = Hunk_Alloc ( count*sizeof(*out)); + out = new mnode_t[count]; + + loadmodel.nodes = out; + loadmodel.numnodes = count; + + ByteBuffer bb = ByteBuffer.wrap(mod_base, l.fileofs, l.filelen); + bb.order(ByteOrder.LITTLE_ENDIAN); + + // initialize the tree array + for ( i=0 ; i<count ; i++) out[i] = new mnode_t(); // do first before linking + + // fill and link the nodes + for ( i=0 ; i<count ; i++) + { + in = new qfiles.dnode_t(bb); + for (j=0 ; j<3 ; j++) + { + out[i].mins[j] = in.mins[j]; + out[i].maxs[j] = in.maxs[j]; + } + + p = in.planenum; + out[i].plane = loadmodel.planes[p]; + + out[i].firstsurface = in.firstface; + out[i].numsurfaces = in.numfaces; + out[i].contents = -1; // differentiate from leafs + + for (j=0 ; j<2 ; j++) + { + p = in.children[j]; + if (p >= 0) + out[i].children[j] = loadmodel.nodes[p]; + else + out[i].children[j] = loadmodel.leafs[-1 - p]; // mleaf_t extends mnode_t + } + } + + Mod_SetParent(loadmodel.nodes[0], null); // sets nodes and leafs + } + + /* + ================= + Mod_LoadLeafs + ================= + */ + void Mod_LoadLeafs(lump_t l) + { + qfiles.dleaf_t in; + mleaf_t[] out; + int i, j, count, p; + + if ((l.filelen % qfiles.dleaf_t.SIZE) != 0) + ri.Sys_Error (Defines.ERR_DROP, "MOD_LoadBmodel: funny lump size in " + loadmodel.name); + + count = l.filelen / qfiles.dleaf_t.SIZE; + // out = Hunk_Alloc ( count*sizeof(*out)); + out = new mleaf_t[count]; + + loadmodel.leafs = out; + loadmodel.numleafs = count; + + ByteBuffer bb = ByteBuffer.wrap(mod_base, l.fileofs, l.filelen); + bb.order(ByteOrder.LITTLE_ENDIAN); + + for ( i=0 ; i<count ; i++) + { + in = new qfiles.dleaf_t(bb); + out[i] = new mleaf_t(); + for (j=0 ; j<3 ; j++) + { + out[i].mins[j] = in.mins[j]; + out[i].maxs[j] = in.maxs[j]; + + } + + out[i].contents = in.contents; + out[i].cluster = in.cluster; + out[i].area = in.area; + + out[i].setMarkSurface(in.firstleafface, loadmodel.marksurfaces); + out[i].nummarksurfaces = in.numleaffaces; + } + } + + + /* + ================= + Mod_LoadMarksurfaces + ================= + */ + void Mod_LoadMarksurfaces(lump_t l) + { + int i, j, count; + + msurface_t[] out; + + if ((l.filelen % Defines.SIZE_OF_SHORT) != 0) + ri.Sys_Error(Defines.ERR_DROP, "MOD_LoadBmodel: funny lump size in " + loadmodel.name); + count = l.filelen / Defines.SIZE_OF_SHORT; + // out = Hunk_Alloc ( count*sizeof(*out)); + out = new msurface_t[count]; + + loadmodel.marksurfaces = out; + loadmodel.nummarksurfaces = count; + + ByteBuffer bb = ByteBuffer.wrap(mod_base, l.fileofs, l.filelen); + bb.order(ByteOrder.LITTLE_ENDIAN); + + for ( i=0 ; i<count ; i++) + { + j = bb.getShort(); + if (j < 0 || j >= loadmodel.numsurfaces) + ri.Sys_Error(Defines.ERR_DROP, "Mod_ParseMarksurfaces: bad surface number"); + + out[i] = loadmodel.surfaces[j]; + } + } + + + /* + ================= + Mod_LoadSurfedges + ================= + */ + void Mod_LoadSurfedges(lump_t l) + { + int i, count; + int[] offsets; + + if ( (l.filelen % Defines.SIZE_OF_INT) != 0) + ri.Sys_Error (Defines.ERR_DROP, "MOD_LoadBmodel: funny lump size in " + loadmodel.name); + + count = l.filelen / Defines.SIZE_OF_INT; + if (count < 1 || count >= Defines.MAX_MAP_SURFEDGES) + ri.Sys_Error (Defines.ERR_DROP, "MOD_LoadBmodel: bad surfedges count in " + loadmodel.name + ": " + count); + + offsets = new int[count]; + + loadmodel.surfedges = offsets; + loadmodel.numsurfedges = count; + + ByteBuffer bb = ByteBuffer.wrap(mod_base, l.fileofs, l.filelen); + bb.order(ByteOrder.LITTLE_ENDIAN); + + for ( i=0 ; i<count ; i++) offsets[i] = bb.getInt(); + } + + + /* + ================= + Mod_LoadPlanes + ================= + */ + void Mod_LoadPlanes(lump_t l) + { + int i, j; + cplane_t[] out; + qfiles.dplane_t in; + int count; + int bits; + + if ((l.filelen % qfiles.dplane_t.SIZE) != 0) + ri.Sys_Error(Defines.ERR_DROP, "MOD_LoadBmodel: funny lump size in " + loadmodel.name); + + count = l.filelen / qfiles.dplane_t.SIZE; + // out = Hunk_Alloc ( count*2*sizeof(*out)); + out = new cplane_t[count * 2]; + + loadmodel.planes = out; + loadmodel.numplanes = count; + + ByteBuffer bb = ByteBuffer.wrap(mod_base, l.fileofs, l.filelen); + bb.order(ByteOrder.LITTLE_ENDIAN); + + for ( i=0 ; i<count ; i++) + { + bits = 0; + in = new qfiles.dplane_t(bb); + out[i] = new cplane_t(); + for (j=0 ; j<3 ; j++) + { + out[i].normal[j] = in.normal[j]; + if (out[i].normal[j] < 0) + bits |= (1<<j); + } + + out[i].dist = in.dist; + out[i].type = (byte)in.type; + out[i].signbits = (byte)bits; + } + } + + /* + ================= + Mod_LoadBrushModel + ================= + */ + void Mod_LoadBrushModel(model_t mod, ByteBuffer buffer) + { + int i; + qfiles.dheader_t header; + mmodel_t bm; + + loadmodel.type = mod_brush; + if (loadmodel != mod_known[0]) + ri.Sys_Error(Defines.ERR_DROP, "Loaded a brush model after the world"); + + header = new qfiles.dheader_t(buffer); + + i = header.version; + if (i != Defines.BSPVERSION) + ri.Sys_Error (Defines.ERR_DROP, "Mod_LoadBrushModel: " + mod.name + " has wrong version number (" + i + " should be " + Defines.BSPVERSION + ")"); + + mod_base = fileBuffer; //(byte *)header; + + // load into heap + Mod_LoadVertexes(header.lumps[Defines.LUMP_VERTEXES]); // ok + Mod_LoadEdges(header.lumps[Defines.LUMP_EDGES]); // ok + Mod_LoadSurfedges(header.lumps[Defines.LUMP_SURFEDGES]); // ok + Mod_LoadLighting(header.lumps[Defines.LUMP_LIGHTING]); // ok + Mod_LoadPlanes(header.lumps[Defines.LUMP_PLANES]); // ok + Mod_LoadTexinfo(header.lumps[Defines.LUMP_TEXINFO]); // ok + Mod_LoadFaces(header.lumps[Defines.LUMP_FACES]); // ok + Mod_LoadMarksurfaces(header.lumps[Defines.LUMP_LEAFFACES]); + Mod_LoadVisibility(header.lumps[Defines.LUMP_VISIBILITY]); // ok + Mod_LoadLeafs(header.lumps[Defines.LUMP_LEAFS]); // ok + Mod_LoadNodes(header.lumps[Defines.LUMP_NODES]); // ok + Mod_LoadSubmodels(header.lumps[Defines.LUMP_MODELS]); + mod.numframes = 2; // regular and alternate animation + + // + // set up the submodels + // + model_t starmod; + + for (i=0 ; i<mod.numsubmodels ; i++) + { + + bm = mod.submodels[i]; + starmod = mod_inline[i] = loadmodel.copy(); + + starmod.firstmodelsurface = bm.firstface; + starmod.nummodelsurfaces = bm.numfaces; + starmod.firstnode = bm.headnode; + if (starmod.firstnode >= loadmodel.numnodes) + ri.Sys_Error(Defines.ERR_DROP, "Inline model " + i + " has bad firstnode"); + + Math3D.VectorCopy(bm.maxs, starmod.maxs); + Math3D.VectorCopy(bm.mins, starmod.mins); + starmod.radius = bm.radius; + + if (i == 0) + loadmodel = starmod.copy(); + + starmod.numleafs = bm.visleafs; + } + } + + /* + ============================================================================== + + ALIAS MODELS + + ============================================================================== + */ + + /* + ================= + Mod_LoadAliasModel + ================= + */ + void Mod_LoadAliasModel (model_t mod, ByteBuffer buffer) + { + int i, j; + qfiles.dmdl_t pheader; + qfiles.dstvert_t[] poutst; + qfiles.dtriangle_t[] pouttri; + qfiles.daliasframe_t[] poutframe; + int[] poutcmd; + + pheader = new qfiles.dmdl_t(buffer); + + if (pheader.version != qfiles.ALIAS_VERSION) + ri.Sys_Error(Defines.ERR_DROP, "%s has wrong version number (%i should be %i)", + new Vargs(3).add(mod.name).add(pheader.version).add(qfiles.ALIAS_VERSION)); + + if (pheader.skinheight > MAX_LBM_HEIGHT) + ri.Sys_Error(Defines.ERR_DROP, "model "+ mod.name +" has a skin taller than " + MAX_LBM_HEIGHT); + + if (pheader.num_xyz <= 0) + ri.Sys_Error(Defines.ERR_DROP, "model " + mod.name + " has no vertices"); + + if (pheader.num_xyz > qfiles.MAX_VERTS) + ri.Sys_Error(Defines.ERR_DROP, "model " + mod.name +" has too many vertices"); + + if (pheader.num_st <= 0) + ri.Sys_Error(Defines.ERR_DROP, "model " + mod.name + " has no st vertices"); + + if (pheader.num_tris <= 0) + ri.Sys_Error(Defines.ERR_DROP, "model " + mod.name + " has no triangles"); + + if (pheader.num_frames <= 0) + ri.Sys_Error(Defines.ERR_DROP, "model " + mod.name + " has no frames"); + + // + // load base s and t vertices (not used in gl version) + // + poutst = new qfiles.dstvert_t[pheader.num_st]; + buffer.position(pheader.ofs_st); + for (i=0 ; i<pheader.num_st ; i++) + { + poutst[i] = new qfiles.dstvert_t(buffer); + } + + // + // load triangle lists + // + pouttri = new qfiles.dtriangle_t[pheader.num_tris]; + buffer.position(pheader.ofs_tris); + for (i=0 ; i<pheader.num_tris ; i++) + { + pouttri[i] = new qfiles.dtriangle_t(buffer); + } + + // + // load the frames + // + poutframe = new qfiles.daliasframe_t[pheader.num_frames]; + buffer.position(pheader.ofs_frames); + for (i=0 ; i<pheader.num_frames ; i++) + { + poutframe[i] = new qfiles.daliasframe_t(buffer); + // verts are all 8 bit, so no swapping needed + poutframe[i].verts = new qfiles.dtrivertx_t[pheader.num_xyz]; + for (int k=0; k < pheader.num_xyz; k++) { + poutframe[i].verts[k] = new qfiles.dtrivertx_t(buffer); + } + } + + mod.type = mod_alias; + + // + // load the glcmds + // + poutcmd = new int[pheader.num_glcmds]; + buffer.position(pheader.ofs_glcmds); + for (i=0 ; i<pheader.num_glcmds ; i++) + poutcmd[i] = buffer.getInt(); // LittleLong (pincmd[i]); + + // register all skins + String[] skinNames = new String[pheader.num_skins]; + byte[] nameBuf = new byte[qfiles.MAX_SKINNAME]; + buffer.position(pheader.ofs_skins); + for (i=0 ; i<pheader.num_skins ; i++) + { + buffer.get(nameBuf); + skinNames[i] = new String(nameBuf).trim(); + mod.skins[i] = GL_FindImage(skinNames[i], it_skin); + } + + // set the model arrays + pheader.skinNames = skinNames; // skin names + pheader.stVerts = poutst; // textur koordinaten + pheader.triAngles = pouttri; // dreiecke + pheader.glCmds = poutcmd; // STRIP or FAN + pheader.aliasFrames = poutframe; // frames mit vertex array + + mod.extradata = pheader; + + mod.mins[0] = -32; + mod.mins[1] = -32; + mod.mins[2] = -32; + mod.maxs[0] = 32; + mod.maxs[1] = 32; + mod.maxs[2] = 32; + + precompileGLCmds(pheader); + } + + /* + ============================================================================== + + SPRITE MODELS + + ============================================================================== + */ + + /* + ================= + Mod_LoadSpriteModel + ================= + */ + void Mod_LoadSpriteModel(model_t mod, ByteBuffer buffer) + { + qfiles.dsprite_t sprout = new qfiles.dsprite_t(buffer); + + if (sprout.version != qfiles.SPRITE_VERSION) + ri.Sys_Error(Defines.ERR_DROP, "%s has wrong version number (%i should be %i)", + new Vargs(3).add(mod.name).add(sprout.version).add(qfiles.SPRITE_VERSION)); + + if (sprout.numframes > qfiles.MAX_MD2SKINS) + ri.Sys_Error(Defines.ERR_DROP, "%s has too many frames (%i > %i)", + new Vargs(3).add(mod.name).add(sprout.numframes).add(qfiles.MAX_MD2SKINS)); + + for (int i=0 ; i<sprout.numframes ; i++) + { + mod.skins[i] = GL_FindImage(sprout.frames[i].name, it_sprite); + } + + mod.type = mod_sprite; + mod.extradata = sprout; + } + +// ============================================================================= + + /* + @@@@@@@@@@@@@@@@@@@@@ + R_BeginRegistration + + Specifies the model that will be used as the world + @@@@@@@@@@@@@@@@@@@@@ + */ + protected void R_BeginRegistration(String model) + { + resetModelArrays(); + resetPolygonArrays(); + + cvar_t flushmap; + + registration_sequence++; + r_oldviewcluster = -1; // force markleafs + + String fullname = "maps/" + model + ".bsp"; + + // explicitly free the old map if different + // this guarantees that mod_known[0] is the world map + flushmap = ri.Cvar_Get("flushmap", "0", 0); + if ( !mod_known[0].name.equals(fullname) || flushmap.value != 0.0f) + Mod_Free(mod_known[0]); + r_worldmodel = Mod_ForName(fullname, true); + + r_viewcluster = -1; + } + + + /* + @@@@@@@@@@@@@@@@@@@@@ + R_RegisterModel + + @@@@@@@@@@@@@@@@@@@@@ + */ + protected model_t R_RegisterModel(String name) + { + model_t mod = null; + int i; + qfiles.dsprite_t sprout; + qfiles.dmdl_t pheader; + + mod = Mod_ForName(name, false); + if (mod != null) + { + mod.registration_sequence = registration_sequence; + + // register any images used by the models + if (mod.type == mod_sprite) + { + sprout = (qfiles.dsprite_t)mod.extradata; + for (i=0 ; i<sprout.numframes ; i++) + mod.skins[i] = GL_FindImage(sprout.frames[i].name, it_sprite); + } + else if (mod.type == mod_alias) + { + pheader = (qfiles.dmdl_t)mod.extradata; + for (i=0 ; i<pheader.num_skins ; i++) + mod.skins[i] = GL_FindImage(pheader.skinNames[i], it_skin); + // PGM + mod.numframes = pheader.num_frames; + // PGM + } + else if (mod.type == mod_brush) + { + for (i=0 ; i<mod.numtexinfo ; i++) + mod.texinfo[i].image.registration_sequence = registration_sequence; + } + } + return mod; + } + + + /* + @@@@@@@@@@@@@@@@@@@@@ + R_EndRegistration + + @@@@@@@@@@@@@@@@@@@@@ + */ + protected void R_EndRegistration() + { + model_t mod; + + for (int i=0; i<mod_numknown ; i++) + { + mod = mod_known[i]; + if (mod.name == "") + continue; + if (mod.registration_sequence != registration_sequence) + { // don't need this model + Mod_Free(mod); + } else { + // precompile AliasModels + if (mod.type == mod_alias) + precompileGLCmds((qfiles.dmdl_t)mod.extradata); + } + } + GL_FreeUnusedImages(); + + //modelMemoryUsage(); + } + + +// ============================================================================= + + + /* + ================ + Mod_Free + ================ + */ + void Mod_Free (model_t mod) + { + mod.clear(); + } + + /* + ================ + Mod_FreeAll + ================ + */ + void Mod_FreeAll() + { + for (int i=0 ; i<mod_numknown ; i++) + { + if (mod_known[i].extradata != null) + Mod_Free(mod_known[i]); + } + } + + /* + * new functions for vertex array handling + */ + static final int MODEL_BUFFER_SIZE = 50000; + static FloatBuffer globalModelTextureCoordBuf = BufferUtils.newFloatBuffer(MODEL_BUFFER_SIZE * 2); + static IntBuffer globalModelVertexIndexBuf = BufferUtils.newIntBuffer(MODEL_BUFFER_SIZE); + + void precompileGLCmds(qfiles.dmdl_t model) { + model.textureCoordBuf = globalModelTextureCoordBuf.slice(); + model.vertexIndexBuf = globalModelVertexIndexBuf.slice(); + Vector tmp = new Vector(); + + int count = 0; + int[] order = model.glCmds; + int orderIndex = 0; + while (true) + { + // get the vertex count and primitive type + count = order[orderIndex++]; + if (count == 0) + break; // done + + tmp.addElement(new Integer(count)); + + if (count < 0) + { + count = -count; + //gl.glBegin (GL.GL_TRIANGLE_FAN); + } + else + { + //gl.glBegin (GL.GL_TRIANGLE_STRIP); + } + + do { + // texture coordinates come from the draw list + globalModelTextureCoordBuf.put(Float.intBitsToFloat(order[orderIndex + 0])); + globalModelTextureCoordBuf.put(Float.intBitsToFloat(order[orderIndex + 1])); + globalModelVertexIndexBuf.put(order[orderIndex + 2]); + + orderIndex += 3; + } while (--count != 0); + } + + int size = tmp.size(); + + model.counts = new int[size]; + model.indexElements = new IntBuffer[size]; + + count = 0; + int pos = 0; + for (int i = 0; i < model.counts.length; i++) { + count = ((Integer)tmp.get(i)).intValue(); + model.counts[i] = count; + + count = (count < 0) ? -count : count; + model.vertexIndexBuf.position(pos); + model.indexElements[i] = model.vertexIndexBuf.slice(); + pos += count; + } + } + + static void resetModelArrays() { + globalModelTextureCoordBuf.rewind(); + globalModelVertexIndexBuf.rewind(); + } + + static void modelMemoryUsage() { + System.out.println("AliasModels: globalVertexBuffer size " + globalModelVertexIndexBuf.position()); + } +} |