76 lines
1.9 KiB
C++
76 lines
1.9 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 <common/qvec.hh>
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#include <common/fs.hh>
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#include <array>
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#include <iostream>
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#include <vector>
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#include <variant>
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constexpr int32_t LIT_VERSION = 1;
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constexpr int32_t LIT_VERSION_E5BGR9 = (0x00010000 | LIT_VERSION);
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struct litheader_t
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{
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struct v1_t
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{
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std::array<char, 4> ident = {'Q', 'L', 'I', 'T'};
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int version;
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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 v2_t
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{
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int numsurfs;
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int lmsamples;
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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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v1_t v1;
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v2_t v2;
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};
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uint32_t HDR_PackE5BRG9(qvec3f rgb);
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qvec3f HDR_UnpackE5BRG9(uint32_t packed);
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struct lit1_t {
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// 3 bytes (r,g,b) per sample
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std::vector<uint8_t> rgbdata;
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};
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struct lit_hdr {
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// 1 packed e5bgr9 uint32_t per sample
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std::vector<uint32_t> samples;
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};
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struct lit_none {};
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using lit_variant_t = std::variant<lit1_t, lit_hdr, lit_none>;
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lit_variant_t LoadLitFile(const fs::path &path);
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