116 lines
3.7 KiB
C++
116 lines
3.7 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 below.
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* See COPYING.txt for license details.
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THE COMPUTER CODE CONTAINED HEREIN IS THE SOLE PROPERTY OF PARALLAX
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SOFTWARE CORPORATION ("PARALLAX"). PARALLAX, IN DISTRIBUTING THE CODE TO
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END-USERS, AND SUBJECT TO ALL OF THE TERMS AND CONDITIONS HEREIN, GRANTS A
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ROYALTY-FREE, PERPETUAL LICENSE TO SUCH END-USERS FOR USE BY SUCH END-USERS
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IN USING, DISPLAYING, AND CREATING DERIVATIVE WORKS THEREOF, SO LONG AS
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SUCH USE, DISPLAY OR CREATION IS FOR NON-COMMERCIAL, ROYALTY OR REVENUE
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FREE PURPOSES. IN NO EVENT SHALL THE END-USER USE THE COMPUTER CODE
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CONTAINED HEREIN FOR REVENUE-BEARING PURPOSES. THE END-USER UNDERSTANDS
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AND AGREES TO THE TERMS HEREIN AND ACCEPTS THE SAME BY USE OF THIS FILE.
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COPYRIGHT 1993-1999 PARALLAX SOFTWARE CORPORATION. ALL RIGHTS RESERVED.
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*/
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/*
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*
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* Header for morph.c
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*
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*/
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#pragma once
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#ifdef __cplusplus
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#include <cstdint>
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#include "dxxsconf.h"
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#include "vecmat.h"
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#include "pack.h"
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#include "polyobj.h"
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#include "dsx-ns.h"
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#ifdef dsx
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#include "object.h"
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#include <array>
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#include <memory>
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#include <new>
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#include <span>
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namespace dcx {
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struct morph_data : prohibit_void_ptr<morph_data>
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{
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using ptr = std::unique_ptr<morph_data>;
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enum
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{
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MAX_VECS = 5000u,
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};
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struct max_vectors
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{
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const std::size_t count;
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};
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static void *operator new(std::size_t bytes) = delete; /* require caller to use placement-form to specify the number of vectors to allocate */
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static void operator delete(void *p)
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{
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::operator delete(p);
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}
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static void operator delete(void *p, max_vectors)
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{
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::operator delete(p);
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}
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enum class submodel_state : uint8_t
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{
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invisible,
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animating,
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visible,
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};
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object_base *const obj; // object which is morphing
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const object_signature_t Morph_sig;
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typename object_base::control_type morph_save_control_type;
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typename object_base::movement_type morph_save_movement_type;
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uint8_t n_submodels_active;
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std::array<submodel_state, MAX_SUBMODELS> submodel_active; // which submodels are active
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const max_vectors max_vecs;
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physics_info morph_save_phys_info;
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std::array<int, MAX_SUBMODELS>
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n_morphing_points, // how many active points in each part
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submodel_startpoints; // first point for each submodel
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static ptr create(object_base &, const polymodel &, polygon_model_index);
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std::span<fix> get_morph_times();
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std::span<vms_vector> get_morph_vecs();
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std::span<vms_vector> get_morph_deltas();
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private:
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/* Advise gcc to inline this `operator new` because if it is not inline,
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* then -Wmismatched-new-delete issues a spurious warning when it inlines
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* the body of `operator delete(void *, max_vectors)` and does not inline
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* this method. Possibly relevant gcc bug reports:
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*
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* https://gcc.gnu.org/bugzilla/show_bug.cgi?id=100485 `False positive in -Wmismatched-new-delete`
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* https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103993 `-Wismatched-new-delete due to difference in inlining decisions`
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*/
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static inline void *operator new(std::size_t bytes, max_vectors);
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explicit morph_data(object_base &o, max_vectors);
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};
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struct d_level_unique_morph_object_state;
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morph_data::ptr *find_morph_data(d_level_unique_morph_object_state &LevelUniqueMorphObjectState, object_base &obj);
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}
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namespace dsx {
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void morph_start(d_level_unique_morph_object_state &, d_level_shared_polygon_model_state &, object_base &obj);
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//process the morphing object for one frame
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void do_morph_frame(object &obj);
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//called at the start of a level
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void init_morphs(d_level_unique_morph_object_state &MorphObjectState);
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}
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#endif
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#endif
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