dashshort.animation

{
  "animatedParts" : {
    "stateTypes" : {
      "boosting" : {
        "default" : "off",
        "states" : {
          "off" : {
          },
          "on" : {
            "properties" : {
              "immediateSound" : "/sfx/tech/tech_dashshort.wav"
            }
                  }
        }
      }
    }
  },
 
  "particleEmitters" : {
    "boostParticlesLeft" : {
      "emissionRate" : 20.0,
      "particles" : [
        {"particle" : "jetboost"},
        {"particle" : "defaultblue"},
        {"particle" : "defaultblue"},
        {"particle" : "defaultblue"},
        {"particle" : "defaultblue"},
        {"particle" : "defaultblue"}
      ]
    },
    "boostParticlesRight" : {
      "emissionRate" : 20.0,
      "particles" : [
        {"particle" : "jetboost"},
        {"particle" : "defaultblue"},
        {"particle" : "defaultblue"},
        {"particle" : "defaultblue"},
        {"particle" : "defaultblue"},
        {"particle" : "defaultblue"}
      ]
    },
    "boostParticlesDown" : {
      "emissionRate" : 20.0,
      "particles" : [
        {"particle" : "jetboost"},
        {"particle" : "defaultblue"},
        {"particle" : "defaultblue"},
        {"particle" : "defaultblue"},
        {"particle" : "defaultblue"},
        {"particle" : "defaultblue"}
      ]
    },
    "boostParticlesUp" : {
      "emissionRate" : 20.0,
      "particles" : [
        {"particle" : "jetboost"},
        {"particle" : "defaultblue"},
        {"particle" : "defaultblue"},
        {"particle" : "defaultblue"},
        {"particle" : "defaultblue"},
        {"particle" : "defaultblue"}
      ]
    }
  }
}

dashshort.lua

	

    function init()
      data.lastJump = false
      data.lastBoost = nil
      data.ranOut = false
      data.vert = 0
      data.horz = 0
    end
     
    function input(args)
      local currentJump = args.moves["jump"]
      local currentBoost = nil
     
      if not tech.onGround() then
        if not tech.canJump() and currentJump and not data.lastJump then
          if args.moves["right"] and args.moves["up"] then
            currentBoost = "boostRightUp"
          elseif args.moves["right"] and args.moves["down"] then
            currentBoost = "boostRightDown"
          elseif args.moves["left"] and args.moves["up"] then
            currentBoost = "boostLeftUp"
          elseif args.moves["left"] and args.moves["down"] then
            currentBoost = "boostLeftDown"
          elseif args.moves["right"] then
            currentBoost = "boostRight"
          elseif args.moves["down"] then
            currentBoost = "boostDown"
          elseif args.moves["left"] then
            currentBoost = "boostLeft"
          elseif args.moves["up"] then
            currentBoost = "boostUp"
          end
        elseif currentJump and data.lastBoost then
          currentBoost = data.lastBoost
        end
      end
     
      data.lastJump = currentJump
      data.lastBoost = currentBoost
     
      return currentBoost
    end
     
    function update(args)
      local boostControlForce = tech.parameter("boostControlForce")
      local boostSpeed = tech.parameter("boostSpeed")
      local energyUsagePerSecond = tech.parameter("energyUsagePerSecond")
      local energyUsage = energyUsagePerSecond * args.dt
     
      if args.availableEnergy < energyUsage then
        data.ranOut = true
      elseif tech.onGround() or tech.inLiquid() then
        data.ranOut = false
      end
     
      local boosting = false
      local diag = 1 / math.sqrt(2)
     
      if not data.ranOut then
        boosting = true
        if args.actions["boostRightUp"] then
          tech.control({boostSpeed * diag, boostSpeed * diag}, boostControlForce, true, true)
              data.horz = 2
              data.vert = 2
        elseif args.actions["boostRightDown"] then
          tech.control({boostSpeed * diag, -boostSpeed * diag}, boostControlForce, true, true)
              data.horz = 2
              data.vert = 1
        elseif args.actions["boostLeftUp"] then
          tech.control({-boostSpeed * diag, boostSpeed * diag}, boostControlForce, true, true)
              data.horz = 1
              data.vert = 2
        elseif args.actions["boostLeftDown"] then
          tech.control({-boostSpeed * diag, -boostSpeed * diag}, boostControlForce, true, true)
              data.horz = 1
              data.vert = 1
        elseif args.actions["boostRight"] then
          tech.control({boostSpeed, 0}, boostControlForce, true, true)
              data.horz = 2
        elseif args.actions["boostDown"] then
          tech.control({0, -boostSpeed}, boostControlForce, true, true)
              data.vert = 1
        elseif args.actions["boostLeft"] then
          tech.control({-boostSpeed, 0}, boostControlForce, true, true)
              data.horz = 1
        elseif args.actions["boostUp"] then
          tech.control({0, boostSpeed}, boostControlForce, true, true)
              data.vert = 2
        else
          boosting = false
        end
      end
     
      if boosting then
        if args.actions["boostRight"] then
          tech.setParticleEmitterActive("boostParticlesRight", true)
        elseif args.actions["boostDown"] then
          tech.setParticleEmitterActive("boostParticlesDown", true)
        elseif args.actions["boostLeft"] then
          tech.setParticleEmitterActive("boostParticlesLeft", true)
        elseif args.actions["boostUp"] then
          tech.setParticleEmitterActive("boostParticlesUp", true)
        end
        tech.setAnimationState("boosting", "on")
        return energyUsage
      else
        tech.setParticleEmitterActive("boostParticles", false)
        return 0
      end
    end