33 lines
847 B
C#
33 lines
847 B
C#
using OpenGL;
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using System.Collections.Generic;
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using System.Linq;
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using System.Numerics;
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namespace Csharp_3d_viewer
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{
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public class PointCloudRenderer : VertexRenderer
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{
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private const float pointSize = 3.0f;
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public void Render(IEnumerable<Vertex> points, Vector4 color)
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{
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UpdateVertices(points.ToArray());
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Render(Matrix4x4.Identity, color);
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}
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protected override void DrawElements()
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{
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Gl.Enable(EnableCap.DepthTest);
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// Enable blending
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Gl.Enable(EnableCap.Blend);
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Gl.BlendFunc(BlendingFactor.SrcAlpha, BlendingFactor.OneMinusSrcAlpha);
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Gl.PointSize(pointSize);
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Gl.BindVertexArray(vertexArrayObject);
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Gl.DrawArrays(PrimitiveType.Points, 0, Vertices.Length);
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}
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}
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}
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