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@@ -12,6 +12,20 @@ default = {}
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default.LIGHT_MAX = 14
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default.get_translator = S
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+-- Check for engine features required by MTG
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+-- This provides clear error behaviour when MTG is newer than the installed engine
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+-- and avoids obscure, hard to debug runtime errors.
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+-- This section should be updated before release and older checks can be dropped
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+-- when newer ones are introduced.
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+if not minetest.is_creative_enabled or not minetest.has_feature({
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+ direct_velocity_on_players = true,
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+ use_texture_alpha_string_modes = true,
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+ }) then
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+ error("\nThis version of Minetest Game is incompatible with your engine version "..
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+ "(which is too old). You should download a version of Minetest Game that "..
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+ "matches the installed engine version.\n")
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+end
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+
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-- GUI related stuff
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minetest.register_on_joinplayer(function(player)
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-- Set formspec prepend
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sfan5