protected GeometryBase(Color32 fillColor, bool isFixedSize = false, int vertexCount = 0, bool showOrigin = false)
{
m_fillColor = fillColor;
m_showOrigin = showOrigin;
m_fillBuffer = isFixedSize
? new VertexBufferObject <Vertex>(vertexCount, BufferTarget.ArrayBuffer, BufferUsageHint.StaticDraw)
: new VertexBufferObject <Vertex>(0, BufferTarget.ArrayBuffer, BufferUsageHint.StreamDraw);
m_indexBuffer = new VertexBufferObject <uint>(0, BufferTarget.ElementArrayBuffer, BufferUsageHint.StaticDraw);
m_fillVao = new VertexArrayObject <Vertex>();
m_fillVao.AttachVertexBuffer(m_fillBuffer, m_indexBuffer);
//if (showOrigin)
//{
// originRect = new RectangleGeometry(20f, 20f, Color.Lime, false);
// originRect.Origin = new Vector3(originRect.Width / 2f, originRect.Height / 2f, 0f);
//}
}
public void AttachVertexBuffer(VertexBufferObject <TVertex> buffer, VertexBufferObject <uint> indices = null)
{
if (0 == handle)
{
throw new NotInitializedException();
}
vertexBuffer?.Dispose();
vertexBuffer = buffer;
indexBuffer?.Dispose();
indexBuffer = indices;
Bind();
vertexBuffer.Bind();
indexBuffer?.Bind();
SetupAttributes();
Unbind();
vertexBuffer.Unbind();
indexBuffer?.Unbind();
}
