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Replace macro ADC with a plain old function hr::span_at.

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This commit is contained in:
Arthur O'Dwyer 2021-07-18 17:30:07 -04:00
parent 74052ef2bf
commit 3c8a9e5274
1 changed files with 18 additions and 1 deletions
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19
graph.cpp
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@ -45,7 +45,24 @@ EX bool hide_player() {
;
}
#define ADC(V,c) if (auto *it = hr::find_or_null(current_display->all_drawn_copies, c)) for(const shiftmatrix& V: it->second)
template<class T>
class span {
T *begin_ = nullptr;
T *end_ = nullptr;
public:
explicit span() = default;
explicit span(T *p, int n) : begin_(p), end_(p + n) {}
T *begin() const { return begin_; }
T *end() const { return end_; }
};
template<class Map, class Key>
hr::span<const shiftmatrix> span_at(const Map& map, const Key& key) {
auto it = map.find(key);
return (it == map.end()) ? hr::span<const shiftmatrix>() : hr::span<const shiftmatrix>(it->second.data(), it->second.size());
}
#define ADC(V,c) for (const shiftmatrix& V : hr::span_at(current_display->all_drawn_copies, c))
EX hookset<bool(int sym, int uni)> hooks_handleKey;
EX hookset<bool(cell *c, const shiftmatrix& V)> hooks_drawcell;