public override void Run(RenderControl render)
{
if (!ReadData())
{
return;
}
var material = PointsMaterial.Create("point-material");
material.GetTemplate().SetVertexColors(true);
var geometry = GeometryBuilder.CreatePoints(new Float32Array(mPositions), new Float32Array(mColors));
var node = new PrimitiveSceneNode(geometry, material);
//node.SetPickable(false);
render.ShowSceneNode(node);
}
public override void Run(RenderControl render)
{
// prepare points data
const int COUNT = 300;
var buffer = new Float32Buffer(0);
buffer.Reserve(COUNT * 3);
var colors = new Float32Buffer(0);
Random random = new Random();
for (int i = 0; i < COUNT; i++)
{
float x = 2000 * (float)random.NextDouble() - 1000;
float y = 2000 * (float)random.NextDouble() - 1000;
float z = 2000 * (float)random.NextDouble() - 1000;
buffer.Append(x, y, z);
colors.Append((float)random.NextDouble(), (float)random.NextDouble(), (float)random.NextDouble());
}
var primitive = GeometryBuilder.CreatePoints(new Float32Array(buffer), new Float32Array(colors));
// prepare point material
var material = PointsMaterial.Create("points-material");
material.SetSizeAttenuation(false);
material.SetPointSize(15.0f);
material.SetColorMap(ImageTexture2D.Create(GetResourcePath("textures/snowflake7_alpha.png")));
material.SetTransparent(true);
// enable vertex color
material.GetTemplate().SetVertexColors(true);
// add to scene
var node = new PrimitiveSceneNode(primitive, material);
node.SetPickable(false);
render.ShowSceneNode(node);
}