66 lines
1.7 KiB
Lua
66 lines
1.7 KiB
Lua
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local sk_scene = require('sk_scene')
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local sk_math = require('sk_math')
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local room_blocks = {}
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local room_count = 0
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local room_bb = {}
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for _, room in pairs(sk_scene.nodes_for_type("@room")) do
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local firstMesh = room.node.meshes[1]:transform(room.node.full_transformation)
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local room_index = tonumber(room.arguments[1])
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room_count = math.max(room_count, room_index + 1)
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if room_bb[room_index + 1] then
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room_bb[room_index + 1] = room_bb[room_index + 1]:union(firstMesh.bb)
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else
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room_bb[room_index + 1] = firstMesh.bb
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end
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table.insert(room_blocks, {
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bb = firstMesh.bb,
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room_index = room_index,
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})
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end
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local function nearest_room_index(from_point, ignore_room)
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local result = nil
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local distance = nil
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for _, block in pairs(room_blocks) do
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if (block.room_index ~= ignore_room) then
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local distance_to_room = block.bb:distance_to_point(from_point)
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if (result == nil or distance_to_room < distance) then
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result = block
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distance = distance_to_room
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end
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end
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end
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if result == nil then
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return nil, nil
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end
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return result.room_index, result.bb
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end
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local function node_nearest_room_index(from_node, ignore_room)
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local first_mesh = from_node.meshes[1]
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local local_center = sk_math.vector3(0, 0, 0)
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if (first_mesh) then
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local_center = from_node.meshes[1].bb:lerp(0.5)
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end
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return nearest_room_index(from_node.full_transformation * local_center, ignore_room)
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end
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return {
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nearest_room_index = nearest_room_index,
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node_nearest_room_index = node_nearest_room_index,
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room_count = room_count,
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room_bb = room_bb,
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} |