871 pub enum GpuResponseEncodeError {  enum
882 impl Display for GpuResponseEncodeError {  implementation
884         use self::GpuResponseEncodeError::*;  in fmt()
899 impl From<DescriptorError> for GpuResponseEncodeError {  implementation
900     fn from(e: DescriptorError) -> GpuResponseEncodeError {  in from()  argument
901         GpuResponseEncodeError::Memory(e)  in from()
905 impl From<io::Error> for GpuResponseEncodeError {  implementation
906     fn from(e: io::Error) -> GpuResponseEncodeError {  in from()  argument
907         GpuResponseEncodeError::IO(e)  in from()
922     ) -> Result<u32, GpuResponseEncodeError> {  in encode()  argument
933                     return Err(GpuResponseEncodeError::TooManyDisplays(info.len()));  in encode()
971                     return Err(GpuResponseEncodeError::TooManyPlanes(plane_info.len()));  in encode()