private void LoadParticleEffect()
{
if (particleEffect == null)
{
particleEffect = this.axRenderControl1.ObjectManager.CreateParticleEffect(rootId);
string fileName = (strMediaPath + @"\png\water.png");
particleEffect.ImageName = fileName;
particleEffect.EmissionMaxMoveSpeed = 200;
particleEffect.EmissionMinMoveSpeed = 0;
particleEffect.EmissionMinRate = 600;
particleEffect.EmissionMaxRate = 7300;
particleEffect.ParticleMaxLifeTime = 5.5;
particleEffect.ParticleMinLifeTime = 1.5;
particleEffect.ParticleBillboardType = gviParticleBillboardType.gviParticleBillboardOrientedCamera;
particleEffect.WindDirection = 0;
particleEffect.WindAcceleration = 0.2;
particleEffect.ParticleBirthColor = System.Drawing.Color.White;
particleEffect.ParticleDeathColor = System.Drawing.Color.Blue;
particleEffect.EmissionMinScaleSpeed = 1;
particleEffect.EmissionMaxScaleSpeed = 2;
particleEffect.VerticalAcceleration = 0;
particleEffect.EmissionMaxAngle = 0.078536816339744828;
particleEffect.EmissionMinAngle = 0;
particleEffect.EmissionMinParticleSize = 0.2;
particleEffect.EmissionMaxParticleSize = 0.6;
particleEffect.EmissionMinRotationSpeed = 0;
particleEffect.EmissionMaxRotationSpeed = 0;
particleEffect.Damping = 0.5;
particleEffect.MaxVisibleDistance = 10000;
particleEffect.ParticleAspectRatio = 1;
angle.Set(0, 90, 0);
particleEffect.EmissionDirectionEulerAngle = angle;
particleEffect.SetTextureTileRange(0, 0, 0, 0);
particleEffect.Start(-1);
particleEffect.MaxVisibleDistance = 10000;
IPoint pTemp = new GeometryFactory().CreatePoint(gviVertexAttribute.gviVertexAttributeZ);
pTemp.SpatialCRS = new CRSFactory().CreateFromWKT(this.axRenderControl1.GetCurrentCrsWKT()) as ISpatialCRS;
IPoint p = line.GetPoint(0).Clone() as IPoint;
p.Project(pTemp.SpatialCRS);
pTemp.SetCoords(p.X, p.Y, p.Z, 0, 0);
particleEffect.SetPointEmitter(pTemp);
// 绑定到运动路径
IMotionable m = particleEffect as IMotionable;
//position.Set(4.3, -7, 0);
position.Set(0, 0, 0);
m.Bind(motionPath, position, 0, 90, 0);
}
}
/// <summary>
/// 设置粒子特效的位置
/// </summary>
/// <param name="v3"></param>
public void SetPosition(IPoint v3)
{
switch (EmitterType)
{
case EmitterTypeCategory.Point:
particleEffect.SetPointEmitter(v3);
break;
case EmitterTypeCategory.Circle:
particleEffect.SetCircleEmitter(v3, EmitterRadius);
break;
case EmitterTypeCategory.Box:
particleEffect.SetBoxEmitter(v3, EmitterWidth, EmitterHeight, EmitterDepth);
break;
default:
particleEffect.SetCircleEmitter(v3, 1.4);
break;
}
}
