public VertexArray(Shader shader,
VertexList vertexes,
IList <uint> idxs = null,
PrimitiveType prim = PrimitiveType.Triangles,
BufferUsageHint usage = BufferUsageHint.StaticDraw)
{
Log.Assert(shader != null);
Log.Assert(vertexes != null);
//Vertexes = vertexes;
Layout = vertexes.Layout;
indices = idxs;
usageHint = usage;
primitive = prim;
NumberOfIndices = indices.Count;
vao = GL.GenVertexArray();
GL.BindVertexArray(vao);
buffer = GL.GenBuffer();
GL.BindBuffer(BufferTarget.ArrayBuffer, buffer);
indexBuffer = GL.GenBuffer();
GL.BindBuffer(BufferTarget.ElementArrayBuffer, indexBuffer);
AddVertexesToBuffer(vertexes);
AddIndicesToBuffer(indices);
SetupVertexPointers(shader, vertexes);
// Unbinding the buffer *does not* alter the state of the vertex array object.
// The association between buffer and vao is made on the GL.VertexAttribPointer() call.
GL.BindBuffer(BufferTarget.ArrayBuffer, 0);
// Except for ElementArrayBuffer's, OF COURSE.(?)
//GL.BindBuffer(BufferTarget.ElementArrayBuffer, 0);
GL.BindVertexArray(0);
}
public VertexList(VertexLayout layout)
{
Layout = layout;
Vertexes = new List <float>();
}
