bedrock-samples/resource_pack/particles/dust_plume.json

{
  "format_version": "1.10.0",
  "particle_effect": {
    "description": {
      "identifier": "minecraft:dust_plume",
      "basic_render_parameters": {
        "material": "particles_alpha",
        "texture": "textures/particle/particles"
      }
    },
    "components": {
      "minecraft:emitter_rate_instant": {
        "num_particles": 7
      },
      "minecraft:emitter_lifetime_once": {
      },
      "minecraft:emitter_shape_point": {
        "direction": [ "Math.random(-0.45, 0.45)", 0.95, "Math.random(-0.45, 0.45)" ]
      },
      "minecraft:particle_lifetime_expression": {
        "max_lifetime": "7.0 / 20.0 / Math.random(0.5, 1.0)"
      },
      "minecraft:particle_initial_speed": "Math.random(1.5, 3.0)",
      "minecraft:particle_motion_dynamic": {
        "linear_acceleration": [ 0, "-2.0 * Math.pow(0.88, variable.particle_age)", 0 ],
        "linear_drag_coefficient": "1.96 * Math.pow(0.92, variable.particle_age)"
      },
      "minecraft:particle_appearance_billboard": {
        "size": [ 0.165, 0.165 ],
        "facing_camera_mode": "lookat_xyz",
        "uv": {
          "texture_width": 128,
          "texture_height": 128,
          "flipbook": {
            "base_UV": [ 56, 0 ],
            "size_UV": [ 8, 8 ],
            "step_UV": [ -8, 0 ],
            "frames_per_second": 8,
            "max_frame": 8,
            "stretch_to_lifetime": true,
            "loop": false
          }
        }
      },
      "minecraft:particle_appearance_tinting": {
        "color": [ "0.73 - variable.particle_random_1 * 0.2", "0.69 - variable.particle_random_1 * 0.2", "0.76 - variable.particle_random_1 * 0.2", 1.0 ]
      },
      "minecraft:particle_appearance_lighting": {}
    }
  }
}