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polycode-engine
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polycode-engine
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Examples
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2D_Graphics
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2DParticles
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Scripts
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2DParticles.lua

2DParticles.lua 1.6 KB
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  1. -- 2D Particle emitter example
    2. 

  2. 

  3. screen = Screen()
    4. 

  4. 

  5. emitter = ScreenParticleEmitter("Resources/particle.png", Particle.BILLBOARD_PARTICLE,
    6. 

  6. 	ParticleEmitter.CONTINUOUS_EMITTER, 4, 200, Vector3(0.0,-50.0,0.0), Vector3(0.0,0.0,0.0),
    7. 

  7. 	Vector3(20.5, 40.0, 0.0), Vector3(0.0,0.0,0.0))
    8. 

  8. 

  9. emitter:getEmitter().useScaleCurves = true
    10. 

  10. emitter:getEmitter().scaleCurve:addControlPoint2d(0, 0.3)
    11. 

  11. emitter:getEmitter().scaleCurve:addControlPoint2d(0.5, 1)
    12. 

  12. emitter:getEmitter().scaleCurve:addControlPoint2d(1, 0)
    13. 

  13. 

  14. emitter:getEmitter().useColorCurves = true
    15. 

  15. emitter:getEmitter().colorCurveR:addControlPoint2d(0, 0.3)
    16. 

  16. emitter:getEmitter().colorCurveR:addControlPoint2d(0.1, 1)
    17. 

  17. emitter:getEmitter().colorCurveR:addControlPoint2d(0.4, 1)
    18. 

  18. emitter:getEmitter().colorCurveR:addControlPoint2d(0.5, 0)
    19. 

  19. emitter:getEmitter().colorCurveR:addControlPoint2d(1, 0)
    20. 

  20. 

  21. emitter:getEmitter().colorCurveG:addControlPoint2d(0, 0.3)
    22. 

  22. emitter:getEmitter().colorCurveG:addControlPoint2d(0.1, 0.6)
    23. 

  23. emitter:getEmitter().colorCurveG:addControlPoint2d(0.4, 0.6)
    24. 

  24. emitter:getEmitter().colorCurveG:addControlPoint2d(0.5, 0)
    25. 

  25. emitter:getEmitter().colorCurveG:addControlPoint2d(1, 0.0)
    26. 

  26. 

  27. emitter:getEmitter().colorCurveB:addControlPoint2d(0, 1)
    28. 

  28. emitter:getEmitter().colorCurveB:addControlPoint2d(0.1, 0)
    29. 

  29. emitter:getEmitter().colorCurveB:addControlPoint2d(1, 0)
    30. 

  30. 

  31. emitter:getEmitter().colorCurveA:addControlPoint2d(0, 0)
    32. 

  32. emitter:getEmitter().colorCurveA:addControlPoint2d(0.05, 1)
    33. 

  33. emitter:getEmitter().colorCurveA:addControlPoint2d(0.6, 1)
    34. 

  34. emitter:getEmitter().colorCurveA:addControlPoint2d(1, 0)
    35. 

  35. 

  36. emitter:setPosition(640/2, 400)
    37. 

  37. screen:addChild(emitter)
    38.