Package org.lwjgl.stb

Interface STBIReadCallbackI

  • All Superinterfaces:
    CallbackI, CallbackI.I, Pointer
    All Known Implementing Classes:
    STBIReadCallback
    Functional Interface:
    This is a functional interface and can therefore be used as the assignment target for a lambda expression or method reference.

    @FunctionalInterface
    public interface STBIReadCallbackI
    extends CallbackI.I
    Instances of this interface may be set to the read field of the STBIIOCallbacks struct.

    Type

    
     int (*) (
         void *user,
         char *data,
         int size
     )
    • Method Detail

      • getSignature

        default java.lang.String getSignature()
        Description copied from interface: CallbackI
        Returns the dyncall signature for this callback function. [INTERNAL API]
        Specified by:
        getSignature in interface CallbackI
        Returns:
        the dyncall signature
      • callback

        default int callback​(long args)
        Description copied from interface: CallbackI.I
        Will be called by native code.
        Specified by:
        callback in interface CallbackI.I
        Parameters:
        args - pointer to a DCArgs iterator
        Returns:
        the value to store to the result DCValue
      • invoke

        int invoke​(long user,
                   long data,
                   int size)
        The stbi_io_callbacks.read callback.
        Parameters:
        user - a pointer to user data
        data - the data buffer to fill
        size - the number of bytes to read
        Returns:
        the number of bytes actually read