public static ParticlesNode Create(int groupCount)
{
var model = new ParticlesModel(groupCount * 128);
var vs = new VertexShader(vertexCode);
var fs = new FragmentShader(fragmentCode);
var array = new ShaderArray(vs, fs);
var map = new AttributeMap();
map.Add("position", ParticlesModel.strPosition);
var builder = new RenderMethodBuilder(array, map, new BlendSwitch(BlendEquationMode.Add, BlendSrcFactor.One, BlendDestFactor.One));
var node = new ParticlesNode(model, builder);
node.groupCount = groupCount;
node.Initialize();
return(node);
}
