152 lines
4.1 KiB
C++
152 lines
4.1 KiB
C++
/* Copyright (C) 1996-1997 Id Software, Inc.
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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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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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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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See file, 'COPYING', for details.
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*/
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#pragma once
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#include <array>
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#include <iosfwd>
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#include <cstdint>
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#include <common/aabb.hh>
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#include <memory>
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#include <common/bspfile.hh>
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/* ========================================================================= */
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struct bspx_header_t
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{
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std::array<char, 4> id = {'B', 'S', 'P', 'X'}; //'BSPX'
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uint32_t numlumps;
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bspx_header_t() = default;
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bspx_header_t(uint32_t numlumps);
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// serialize for streams
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void stream_write(std::ostream &s) const;
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void stream_read(std::istream &s);
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};
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struct bspx_lump_t
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{
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std::array<char, 24> lumpname{};
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uint32_t fileofs;
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uint32_t filelen;
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// serialize for streams
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void stream_write(std::ostream &s) const;
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void stream_read(std::istream &s);
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};
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// BRUSHLIST BSPX lump
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using bspxbrushes_perface = qplane3f;
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struct bspxbrushes_perbrush
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{
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aabb3f bounds;
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int16_t contents;
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// non-axial faces only
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std::vector<bspxbrushes_perface> faces;
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// serialize for streams
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void stream_write(std::ostream &s) const;
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void stream_read(std::istream &s);
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};
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struct bspxbrushes_permodel
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{
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int32_t ver;
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int32_t modelnum;
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std::vector<bspxbrushes_perbrush> brushes;
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// ignored when writing
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int32_t numfaces;
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// serialize for streams
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void stream_write(std::ostream &s) const;
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void stream_read(std::istream &s);
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};
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struct bspxbrushes {
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std::vector<bspxbrushes_permodel> models;
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// serialize for streams
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void stream_write(std::ostream &s) const;
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void stream_read(std::istream &s);
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};
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struct bspxfacenormals_per_vert
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{
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// these are all indices into bspxfacenormals::normals
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uint32_t normal;
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uint32_t tangent;
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uint32_t bitangent;
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// serialize for streams
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void stream_write(std::ostream &s) const;
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void stream_read(std::istream &s);
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};
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struct bspxfacenormals_per_face
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{
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// the size of this must match the corresponding face's numedges
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std::vector<bspxfacenormals_per_vert> per_vert;
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// serialize for streams
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void stream_write(std::ostream &s) const;
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void stream_read(std::istream &s, const mface_t &face);
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};
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// FACENORMALS BSPX lump
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struct bspxfacenormals
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{
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// we can't just store 1 normal per bsp.dvertexes;
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// to allow smoothing groups to work, a single vertex may have different normals
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// when it's used by different faces.
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// table of vectors referenced by the per-face data below,
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// these could be used as normals, tangents, or bitangents.
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// the size of this table doesn't correspond to bsp.dvertexes.
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std::vector<qvec3f> normals;
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// the size of this must match bsp.dfaces
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std::vector<bspxfacenormals_per_face> per_face;
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// serialize for streams
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void stream_write(std::ostream &s) const;
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void stream_read(std::istream &s, const mbsp_t &bsp);
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};
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// DECOUPLED_LM BSPX lump
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struct bspx_decoupled_lm_perface
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{
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uint16_t lmwidth; // pixels
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uint16_t lmheight; // pixels
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// offset into dlightdata lump.
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// start of numstyles (from face struct) * (lmwidth * lmheight) samples
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int32_t offset;
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// 2 rows * 4 column matrix, stored in row major order
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// this is a world -> lightmap space transformation matrix
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texvecf world_to_lm_space;
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// serialize for streams
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void stream_write(std::ostream &s) const;
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void stream_read(std::istream &s);
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};
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// BSPX data
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