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#ifndef CLIENT_ITEM_BLOCK_HH_
#define CLIENT_ITEM_BLOCK_HH_
#include <algorithm>
#include <optional>
#include "client/item/item.hh"
#include "client/render/render.hh"
#include "client/world/block.hh"
#include "shared/item/block.hh"
#include "shared/item/item.hh"
namespace client {
namespace item {
class block : virtual public shared::item::block, public client::item::item {
private:
struct gl_object {
GLuint vbo;
GLuint vao;
unsigned long elements;
gl_object(const GLuint& vbo, const GLuint& vao,
const unsigned long& elements) noexcept
: vbo(vbo), vao(vao), elements(elements) {}
gl_object(const gl_object&) = delete;
gl_object(gl_object&&) = delete;
~gl_object() noexcept {
glDeleteBuffers(1, &vbo);
glDeleteVertexArrays(1, &vao);
}
};
private:
std::optional<gl_object> glo = std::nullopt;
void regenerate_glo() noexcept;
public:
template <typename... Args>
block(const enum shared::world::block::type& type, Args&&... args) noexcept
: shared::item::block(type, args...), client::item::item(
std::forward<Args>(args)...) {
}
template <typename... Args>
block(const shared::item::item::type_t& type, Args&&... args) noexcept
: shared::item::item(type, args...), shared::item::block(type, args...),
client::item::item(type, std::forward<Args>(args)...) {}
virtual ~block() noexcept {}
public:
virtual void draw(const glm::vec2& pos,
const glm::vec2& size) noexcept override;
};
} // namespace item
} // namespace client
#endif
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