public void SetData <T>(T[] data, int elementCount) where T : struct
{
CreateIfRequired();
var elementSize = Toolbox.SizeOf <T>();
var usageHint = Dynamic ? BufferUsageHint.DynamicDraw : BufferUsageHint.StaticDraw;
GL.BindBuffer(target, handle);
PlatformRenderer.CheckErrors();
GL.BufferData(target, new IntPtr(elementSize * elementCount), data, usageHint);
PlatformRenderer.CheckErrors();
}
private void UpdateInputLayout()
{
if (inputLayout == null || (DirtyFlags & MeshDirtyFlags.AttributeLocations) != 0)
{
var elements = new List <VertexInputElement>();
var stride = Toolbox.SizeOf <T>();
foreach (var elementDescription in GetElementDescriptions())
{
elements.Add(new VertexInputElement {
Slot = 0,
Attribute = AttributeLocations[elements.Count],
Stride = stride,
Offset = elementDescription.Offset,
Format = elementDescription.Format,
});
}
inputLayout = VertexInputLayout.New(elements.ToArray());
DirtyFlags &= ~MeshDirtyFlags.AttributeLocations;
}
}