public void SetVertexAttributeI(uint index, IBuffer buffer, VertexAttributeDimension dimension, VertexAttribIPointerType type, int stride, int offset, uint divisor = 0)
{
var newDesc = new VertexAttributeDescription
{
IsEnabled = true,
SetFunction = All.Int,
Dimension = dimension,
Type = (int)type,
Stride = stride,
Offset = offset,
Divisor = divisor,
Buffer = buffer
};
if (VertexAttributeDescription.Equals(ref vertexAttributes[index], ref newDesc))
{
return;
}
context.Bindings.VertexArray.Set(this);
if (!vertexAttributes[index].IsEnabled)
{
GL.EnableVertexAttribArray(index);
}
context.Bindings.Buffers.Array.Set(buffer);
GL.VertexAttribIPointer(index, (int)dimension, (int)type, stride, (IntPtr)offset);
if (vertexAttributes[index].Divisor != divisor)
{
GL.VertexAttribDivisor(index, divisor);
}
vertexAttributes[index] = newDesc;
if (index >= enabledVertexAttributesRange)
{
enabledVertexAttributesRange = index + 1;
}
}
public static void VertexAttribIPointer(uint index, int size, VertexAttribIPointerType type, int stride, IntPtr pointer)
{
glVertexAttribIPointer deleg = BaseGraphicsContext.Current.Loader.Get<glVertexAttribIPointer>();
if (deleg != null)
deleg(index, size, type, stride, pointer);
}
