public unsafe void Bind(Shader shader)
{
GL.BindBuffer(BufferTarget.ArrayBuffer, bufferHandle);
if (!uploaded)
{
uploaded = true;
if (safe)
{
GL.BufferData <TVertex>(BufferTarget.ArrayBuffer,
(IntPtr)(vertexFormat.size * vertices.Length),
vertices, BufferUsageHint.StaticDraw);
}
else
{
GL.BufferData(BufferTarget.ArrayBuffer, Size, (IntPtr)data, BufferUsageHint.StaticDraw);
}
}
if (!createdArrays)
{
// create new vertex array object
GL.GenVertexArrays(1, out vertexArrayHandle);
GL.BindVertexArray(vertexArrayHandle);
// set all attributes
List <VertexAttribute> attrs = new List <VertexAttribute>();
foreach (var attribute in vertexFormat.Attributes)
{
var attrib = new VertexAttribute(attribute.Name, VertexFormat.NumberOfElementsInType(attribute.Type),
VertexFormat.BaseType(attribute.Type), vertexFormat.size, attribute.Offset,
(attribute.Type == Attribute.AType.UBYTE4) ?true:false); // Normalize if not float.
attrib.Set(shader);
}
createdArrays = true;
}
else
{
GL.BindVertexArray(vertexArrayHandle);
}
}
public Mesh(TVertex[] vertices)
{
this.vertexFormat = vertices[0].GetVertexFormat();
this.vertices = vertices;
}
