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#pragma once
#include "compat/defs.hpp"
#include "src/global-coords.hpp"
#include "src/rotation.hpp"
#include "src/pass-mode.hpp"
#include "src/object-type.hpp"
#include "src/object-id.hpp"
#include "src/point.hpp"
#include <memory>
namespace floormat {
template<typename T> struct object_type_;
class anim_atlas;
class world;
class chunk;
struct Ns;
struct object_proto
{
std::shared_ptr<anim_atlas> atlas;
Vector2b offset, bbox_offset;
Vector2ub bbox_size = Vector2ub(tile_size_xy);
uint32_t delta = 0;
uint16_t frame = 0;
object_type type : 3 = object_type::none;
rotation r : rotation_BITS = rotation::N;
pass_mode pass : pass_mode_BITS = pass_mode::see_through; // todo move to struct scenery, add inherit bit
object_proto& operator=(const object_proto&);
object_proto();
object_proto(const object_proto&);
virtual bool operator==(const object_proto&) const;
bool operator!=(const object_proto& o) const { return !operator==(o); }
virtual ~object_proto() noexcept;
object_type type_of() const noexcept;
};
struct object
{
fm_DECLARE_DELETED_COPY_ASSIGNMENT(object);
const object_id id = 0;
class chunk* const c;
const std::shared_ptr<anim_atlas> atlas;
const global_coords coord;
const Vector2b offset, bbox_offset;
const Vector2ub bbox_size;
uint32_t delta = 0;
uint16_t frame = 0;
const rotation r = rotation::N; // todo remove bitfield?
const pass_mode pass = pass_mode::see_through;
bool ephemeral : 1 = false;
//char _pad[4]; // got 4 bytes left
virtual ~object() noexcept;
virtual Vector2 ordinal_offset(Vector2b offset) const = 0;
virtual float depth_offset() const = 0;
float ordinal() const;
float ordinal(local_coords xy, Vector2b offset, Vector2s z_offset) const;
class chunk& chunk() const;
size_t index() const;
virtual bool is_virtual() const;
point position() const;
explicit operator object_proto() const;
virtual object_type type() const noexcept = 0;
virtual bool can_activate(size_t i) const;
virtual bool activate(size_t i);
virtual void update(size_t i, const Ns& dt) = 0;
virtual void rotate(size_t i, rotation r);
virtual bool can_rotate(global_coords coord, rotation new_r, rotation old_r, Vector2b offset, Vector2b bbox_offset, Vector2ub bbox_size);
virtual bool can_move_to(Vector2i delta, global_coords coord, Vector2b offset, Vector2b bbox_offset, Vector2ub bbox_aize);
virtual void set_bbox(Vector2b offset, Vector2b bbox_offset, Vector2ub bbox_size, pass_mode pass);
object_type type_of() const noexcept;
static point normalize_coords(global_coords coord, Vector2b cur_offset, Vector2i delta);
static point normalize_coords(const point& pt, Vector2i delta);
virtual bool is_dynamic() const;
bool can_rotate(rotation new_r);
bool can_move_to(Vector2i delta);
bool move_to(size_t& i, Vector2i delta, rotation new_r);
bool move_to(Vector2i delta);
void teleport_to(size_t& i, global_coords coord, Vector2b offset, rotation new_r);
void teleport_to(size_t& i, point pt, rotation new_r);
template<typename T>
requires std::is_unsigned_v<T>
static uint32_t alloc_frame_time(const Ns& dt, T& accum, uint32_t hz, float speed);
protected:
object(object_id id, class chunk& c, const object_proto& proto);
void set_bbox_(Vector2b offset, Vector2b bbox_offset, Vector2ub bbox_size, pass_mode pass);
};
} // namespace floormat
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