GE Lua Documentation

getRaceDistance

Definition

-- @/lua/ge/extensions/scenario/scenarios.lua:272

local function getRaceDistance(scenario)
  if not scenario or not scenario.lapConfig then
    return 0
  end

  local distance = 0

  -- get the last entry in the list, this is usually the last waypoint in the path
  local numWaypoints = #scenario.lapConfig -- tableSize(scenario.lapConfig)
  -- log('I', 'scenario.race', 'number of waypoint '..numWaypoints)

  local mapDataNodes = map.getMap().nodes
  for i = 1, numWaypoints - 1 do
    local node1 = mapDataNodes[scenario.lapConfig[i]]
    local node2 = mapDataNodes[scenario.lapConfig[i + 1]]

    local pos1
    if not node1 then
      node1 = scenetree.findObject(scenario.lapConfig[i])
      pos1 = node1:getPosition()
    else
      pos1 = node1.pos
    end

    local pos2
    if not node2 then
      node2 = scenetree.findObject(scenario.lapConfig[i + 1])
      pos2 = node2:getPosition()
    else
      pos2 = node2.pos
    end

    -- log('I', 'scenario.race', 'node1: '..scenario.lapConfig[i])
    -- log('I', 'scenario.race', 'node2: '..scenario.lapConfig[i + 1])

    if node2 and node1 then
      distance = distance + (pos2 - pos1):len()
    else
      if not node2 then
        log('D', 'scenario.race', 'node2 is null: '..scenario.lapConfig[i + 1])
      end
      if not node1 then
        log('D', 'scenario.race', 'node1 is null: '..scenario.lapConfig[i])
      end
    end
  end

  return distance
end

Callers