Method update

src/fl/fx/2d/wave.h:365–370

@brief Manually advance wave simulation by one step Advances the wave physics simulation by one timestep. Only needed if auto-update is disabled or you want extra simulation steps between frames.

    /// Only needed if auto-update is disabled or you want extra
    /// simulation steps between frames.
    void update() {
        // Called automatically in draw. Only invoke this if you want extra
        // simulation updates.
        // Update the wave simulation.
        mWaveSim.update();
    }

    /// @brief Get effect name
    /// @return "WaveFx"