func BindVertexBuffer(bindingindex uint32, buffer uint32, offset int, stride int32) {
	syscall.Syscall6(gpBindVertexBuffer, 4, uintptr(bindingindex), uintptr(buffer), uintptr(offset), uintptr(stride), 0, 0)
}
func BindVertexBuffer(bindingindex uint32, buffer uint32, offset int, stride int32) {
	syscall.Syscall6(gpBindVertexBuffer, 4, uintptr(bindingindex), uintptr(buffer), uintptr(offset), uintptr(stride), 0, 0)
}
// bind a buffer to a vertex buffer bind point