146 lines
4.3 KiB
C++
146 lines
4.3 KiB
C++
/*
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* Portions of this file are copyright Rebirth contributors and licensed as
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* described in COPYING.txt.
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* Portions of this file are copyright Parallax Software and licensed
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* according to the Parallax license.
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* See COPYING.txt for license details.
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*/
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#pragma once
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#include <physfs.h>
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#include "maths.h"
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#include <cstdint>
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#include "fwdvalptridx.h"
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#include "segnum.h"
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#include "dxxsconf.h"
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#include "compiler-array.h"
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static constexpr valptridx<segment>::magic_constant<0xfffe> segment_exit{};
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static constexpr valptridx<segment>::magic_constant<0xffff> segment_none{};
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static constexpr valptridx<segment>::magic_constant<0> segment_first{};
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const std::size_t MAX_VERTICES_PER_SEGMENT = 8;
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const std::size_t MAX_SIDES_PER_SEGMENT = 6;
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const std::size_t MAX_VERTICES_PER_POLY = 4;
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const std::size_t MAX_SEGMENTS_ORIGINAL = 900;
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const std::size_t MAX_SEGMENT_VERTICES_ORIGINAL = 4*MAX_SEGMENTS_ORIGINAL;
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const std::size_t MAX_SEGMENTS = 9000;
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const std::size_t MAX_SEGMENT_VERTICES = 4*MAX_SEGMENTS;
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typedef uint_fast32_t sidenum_fast_t;
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enum sidenum_t : uint8_t
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{
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WLEFT = 0,
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WTOP = 1,
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WRIGHT = 2,
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WBOTTOM = 3,
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WBACK = 4,
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WFRONT = 5
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};
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//normal everyday vertices
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const fix DEFAULT_LIGHTING = 0; // (F1_0/2)
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#ifdef EDITOR //verts for the new segment
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const std::size_t NUM_NEW_SEG_VERTICES = 8;
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const std::size_t NEW_SEGMENT_VERTICES = MAX_SEGMENT_VERTICES;
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const std::size_t MAX_VERTICES = MAX_SEGMENT_VERTICES + NUM_NEW_SEG_VERTICES;
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#else //No editor
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const std::size_t MAX_VERTICES = MAX_SEGMENT_VERTICES;
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#endif
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struct uvl;
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enum side_type : uint8_t;
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template <int16_t I>
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struct wall_magic_constant_t;
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struct wallnum_t;
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struct side;
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struct segment;
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#if defined(DXX_BUILD_DESCENT_II)
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typedef unsigned s2f_ambient_t;
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const s2f_ambient_t S2F_AMBIENT_WATER = 1;
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const s2f_ambient_t S2F_AMBIENT_LAVA = 2;
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#endif
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typedef unsigned segment_type_t;
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const segment_type_t SEGMENT_IS_NOTHING = 0;
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const segment_type_t SEGMENT_IS_FUELCEN = 1;
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const segment_type_t SEGMENT_IS_REPAIRCEN = 2;
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const segment_type_t SEGMENT_IS_CONTROLCEN = 3;
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const segment_type_t SEGMENT_IS_ROBOTMAKER = 4;
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#if defined(DXX_BUILD_DESCENT_I)
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const std::size_t MAX_CENTER_TYPES = 5;
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#elif defined(DXX_BUILD_DESCENT_II)
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const segment_type_t SEGMENT_IS_GOAL_BLUE = 5;
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const segment_type_t SEGMENT_IS_GOAL_RED = 6;
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const std::size_t MAX_CENTER_TYPES = 7;
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#endif
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struct count_segment_array_t;
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struct group;
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struct segment_array_t;
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struct vertex;
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extern array<vertex, MAX_VERTICES> Vertices;
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extern segment_array_t Segments;
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extern unsigned Num_segments;
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extern unsigned Num_vertices;
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const std::size_t MAX_EDGES = MAX_VERTICES * 4;
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extern const array<array<sbyte, 4>, MAX_SIDES_PER_SEGMENT> Side_to_verts; // Side_to_verts[my_side] is list of vertices forming side my_side.
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extern const array<array<int, 4>, MAX_SIDES_PER_SEGMENT> Side_to_verts_int; // Side_to_verts[my_side] is list of vertices forming side my_side.
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extern const array<char, MAX_SIDES_PER_SEGMENT> Side_opposite; // Side_opposite[my_side] returns side opposite cube from my_side.
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#if defined(DXX_BUILD_DESCENT_II)
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struct delta_light;
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struct dl_index;
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const std::size_t MAX_DL_INDICES = 500;
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const std::size_t MAX_DELTA_LIGHTS = 10000;
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const fix DL_SCALE = 2048; // Divide light to allow 3 bits integer, 5 bits fraction.
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extern array<dl_index, MAX_DL_INDICES> Dl_indices;
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extern array<delta_light, MAX_DELTA_LIGHTS> Delta_lights;
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extern unsigned Num_static_lights;
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int subtract_light(vsegptridx_t segnum, sidenum_fast_t sidenum);
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int add_light(vsegptridx_t segnum, sidenum_fast_t sidenum);
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void clear_light_subtracted();
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#endif
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void segment_side_wall_tmap_write(PHYSFS_file *fp, const side &side);
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void delete_segment_from_group(segnum_t segment_num, int group_num);
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void add_segment_to_group(segnum_t segment_num, int group_num);
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#if defined(DXX_BUILD_DESCENT_II)
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void segment2_read(vsegptr_t s2, PHYSFS_file *fp);
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void segment2_write(vcsegptr_t s2, PHYSFS_file *fp);
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void delta_light_read(delta_light *dl, PHYSFS_file *fp);
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void delta_light_write(delta_light *dl, PHYSFS_file *fp);
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void dl_index_read(dl_index *di, PHYSFS_file *fp);
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void dl_index_write(dl_index *di, PHYSFS_file *fp);
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#endif
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template <typename T, unsigned bits>
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class visited_segment_mask_t;
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class visited_segment_bitarray_t;
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template <unsigned bits>
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class visited_segment_multibit_array_t;
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const int side_none = -1;
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const int edge_none = -1;
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