public void UpdateVertexData(GLContext control)
{
CellSize = (int)Runtime.GridSettings.CellSize;
CellAmount = (int)Runtime.GridSettings.CellAmount;
Vector3[] vertices = Vertices;
List <float> buffer = new List <float>();
for (int i = 0; i < vertices.Length; i++)
{
buffer.Add(vertices[i].X);
buffer.Add(vertices[i].Y);
buffer.Add(vertices[i].Z);
}
var data = buffer.ToArray();
GL.BindBuffer(BufferTarget.ArrayBuffer, vbo_position);
GL.BufferData <Vector3>(BufferTarget.ArrayBuffer,
new IntPtr(data.Length * sizeof(float)),
vertices, BufferUsageHint.StaticDraw);
GLErrorHandler.CheckGLError();
}
public void UpdateVertexData()
{
Vector3[] vertices = new Vector3[3];
vertices[0] = new Vector3(-1f, -1f, 1f);
vertices[1] = new Vector3(3f, -1f, 1f);
vertices[2] = new Vector3(-1f, 3f, 1f);
GL.GenBuffers(1, out vbo_position);
GL.BindBuffer(BufferTarget.ArrayBuffer, vbo_position);
GL.BufferData <Vector3>(BufferTarget.ArrayBuffer,
new IntPtr(vertices.Length * Vector3.SizeInBytes),
vertices, BufferUsageHint.StaticDraw);
vao = new VertexBufferObject(vbo_position);
vao.AddAttribute(0, 3, VertexAttribPointerType.Float, false, 12, 0);
vao.Initialize();
Prepare();
GLErrorHandler.CheckGLError();
}