34 lines
No EOL
1.2 KiB
C#
34 lines
No EOL
1.2 KiB
C#
using System;
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using System.Collections.Generic;
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using OpenTK;
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using OpenTK.Graphics.OpenGL4;
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namespace SM.OGL.Mesh
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{
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public class VBO : List<float>
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{
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public BufferUsageHint BufferUsageHint = BufferUsageHint.StaticDraw;
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public VertexAttribPointerType PointerType = VertexAttribPointerType.Float;
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public int PointerSize = 3;
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public bool Normalised = false;
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public int PointerStride = 0;
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public int PointerOffset = 0;
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public void Add(float x, float y) => AddRange(new[] {x,y});
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public void Add(float x, float y, float z) => AddRange(new[] {x,y,z});
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public void Add(float x, float y, float z, float w) => AddRange(new[] {x,y,z,w});
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public void BindBuffer(int attribID)
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{
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float[] data = ToArray();
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int buffer = GL.GenBuffer();
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GL.BindBuffer(BufferTarget.ArrayBuffer, buffer);
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GL.BufferData(BufferTarget.ArrayBuffer, data.Length * Mesh.BufferSizeMultiplier, data, BufferUsageHint);
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GL.VertexAttribPointer(attribID, PointerSize, PointerType, Normalised, PointerStride, PointerOffset);
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GL.EnableVertexAttribArray(attribID);
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GL.BindBuffer(BufferTarget.ArrayBuffer, 0);
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}
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}
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} |