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bsptypes.pas
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bsptypes.pas
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// ------------------------------------------------------------------------------
// DelphiQuake, Copyright (C) 2005-2011 by Jim Valavanis
// E-Mail: jimmyvalavanis@yahoo.gr
//
// Copyright (C) 1996-1997 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.
//
// ------------------------------------------------------------------------------
{$I dquake.inc}
unit bsptypes;
interface
uses
q_vector,
bspconst;
type
TBSPLump = record
Offset: Integer;
Length: Integer;
end;
PBSPLump = ^TBSPLump;
TBSPHeader = record
Version: integer;
Lumps: array[0..HEADER_LUMPS - 1] of TBSPLump;
end;
PBSPHeader = ^TBSPHeader;
TBSPModel = record
mins: TVector3f;
maxs: TVector3f;
origin: TVector3f;
headnode: array[0..MAX_MAP_HULLS - 1] of integer;
visleafs: Integer; // not including the solid leaf 0
firstface: Integer;
numfaces: Integer;
end;
PBSPModel = ^TBSPModel;
TBSPModelArray = array[0..$FFFF] of TBSPModel;
PBSPModelArray = ^TBSPModelArray;
dmiptexlump_t = packed record
nummiptex: integer;
dataofs: array[0..MIPLEVELS - 1] of integer; // [nummiptex]
end;
Pdmiptexlump_t = ^dmiptexlump_t;
miptex_t = packed record
name: array[0..15] of char;
width, height: longword;
offsets: array[0..MIPLEVELS - 1] of longword; // four mip maps stored
end;
Pmiptex_t = ^miptex_t;
TBSPVertex = record
Position: TVector3f;
end;
PBSPVertex = ^TBSPVertex;
TBSPPlane = record
normal: TVector3f;
dist: Single;
PlaneType: Integer; // PLANE_X - PLANE_ANYZ ?remove? trivial to regenerate
end;
PBSPPlane = ^TBSPPlane;
// !!! if this is changed, it must be changed in asm_i386.h too !!!
TBSPNode = record
PlaneIndex: integer;
children: array[0..1] of smallint; // negative numbers are -(leafs+1), not nodes
mins: array[0..2] of smallint; // for sphere culling
maxs: array[0..2] of smallint;
firstface: word;
numfaces: word; // counting both sides
end;
PBSPNode = ^TBSPNode;
TBSPClipNode = record
PlaneIndex: integer;
children: array[0..1] of smallint; // negative numbers are contents
end;
PBSPClipNode = ^TBSPClipNode;
TBSPClipNodeArray = array[0..$FFFF] of TBSPClipNode;
PBSPClipNodeArray = ^TBSPClipNodeArray;
Ptexinfo_t = ^texinfo_t;
texinfo_t = record
vecs: array[0..1] of TVector4f; // [s/t][xyz offset]
miptex: integer;
flags: integer;
end;
// note that edge 0 is never used, because negative edge nums are used for
// counterclockwise use of the edge in a face
TBSPEdge = record
v: array[0..1] of word; // vertex numbers
end;
PBSPEdge = ^TBSPEdge;
TBSPFace = record
PlaneIndex: smallint;
side: smallint;
firstedge: integer; // we must support > 64k edges
numedges: smallint;
texinfo: smallint;
// lighting info
styles: array[0..MAXLIGHTMAPS - 1] of byte;
light_offset: integer; // start of [numstyles*surfsize] samples
end;
PBSPFace = ^TBSPFace;
TBSPFaceArray = array[0..$FFFF] of TBSPFace;
PBSPFaceArray = ^TBSPFaceArray;
// leaf 0 is the generic CONTENTS_SOLID leaf, used for all solid areas
// all other leafs need visibility info
TBSPLeaf = record
contents: integer;
visofs: integer; // -1 = no visibility info
mins: array[0..2] of smallint; // for frustum culling
maxs: array[0..2] of smallint;
firstmarksurface: word;
nummarksurfaces: word;
ambient_level: array[0..NUM_AMBIENTS - 1] of byte;
end;
PBSPLeaf = ^TBSPLeaf;
TBSPLeafArray = array[0..$FFFF] of TBSPLeaf;
PBSPLeafArray = ^TBSPLeafArray;
//============================================================================
implementation
end.