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#pragma once
#include "chunk.hpp"
namespace floormat {
template<typename F> void chunk::with_scenery_bbox_update(std::size_t i, F&& fun)
{
static_assert(std::is_invocable_v<F>);
static_assert(std::is_convertible_v<decltype(fun()), bool> || std::is_same_v<void, decltype(fun())>);
if (is_passability_modified())
{
auto& s = scenery_at(i);
auto r0 = s.r;
bool modified = true;
if constexpr(!std::is_same_v<void, std::decay_t<decltype(fun())>>)
modified = fun();
else
fun();
if (r0 != s.r)
{
fm_debug_assert(modified);
mark_scenery_modified();
}
}
else
{
bbox x0, x;
bool b0 = _bbox_for_scenery(i, x0);
if constexpr(std::is_same_v<void, std::decay_t<decltype(fun())>>)
{
fun();
_replace_bbox(x0, x, b0, _bbox_for_scenery(i, x));
}
else
{
if (fun())
_replace_bbox(x0, x, b0, _bbox_for_scenery(i, x));
}
}
}
} // namespace floormat
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