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#pragma once
#include "local-coords.hpp"
#include <array>
#include <Corrade/Containers/ArrayViewStl.h>
#include <Magnum/Magnum.h>
#include <Magnum/Math/Vector2.h>
#include <Magnum/Math/Vector3.h>
#include <Magnum/GL/Mesh.h>
#include <Magnum/GL/Buffer.h>
namespace floormat::Serialize { struct anim_atlas; struct anim_frame; }
namespace floormat {
struct anim_atlas;
using anim_frame = Serialize::anim_frame;
struct anim_mesh final
{
anim_mesh();
void draw(local_coords pos, const anim_atlas& atlas, const anim_frame& frame);
private:
struct vertex_data final { Vector2 texcoords; };
using quad_data = std::array<vertex_data, 4>;
static std::array<UnsignedShort, 6> make_index_array();
GL::Mesh _mesh;
GL::Buffer _vertex_buffer{quad_data{}, Magnum::GL::BufferUsage::DynamicDraw},
_index_buffer{make_index_array()}, _positions_buffer{quad_data{}};
};
} // namespace floormat
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