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Fix waypoint precision wraparound, add bounds check

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This commit is contained in:
Lars Mueller
2024-01-11 22:07:03 +01:00
committed by Lars Müller
parent 404a063fdf
commit fb461d21a5
2 changed files with 16 additions and 7 deletions
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4
src/client/hud.cpp
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@@ -416,7 +416,9 @@ void Hud::drawLuaElements(const v3s16 &camera_offset)
(e->number >> 0) & 0xFF);
std::wstring text = unescape_translate(utf8_to_wide(e->name));
const std::string &unit = e->text;
// waypoints reuse the item field to store precision, item = precision + 1
// Waypoints reuse the item field to store precision,
// item = precision + 1 and item = 0 <=> precision = 10 for backwards compatibility.
// Also see `push_hud_element`.
u32 item = e->item;
float precision = (item == 0) ? 10.0f : (item - 1.f);
bool draw_precision = precision > 0;