anchor.diff:  ;;    FILTER_ANISOTROPIC_8X,          // Anisotropic filtering 8x
   ;;    FILTER_ANISOTROPIC_16X,         // Anisotropic filtering 16x
   ;;} TextureFilterMode;
  -;;
  +(define-constant +filter-point+ 0)
  +(define-constant +filter-bilinear+ 1)
  +(define-constant +filter-trilinear+ 2)
  +(define-constant +filter-anisotropic-4x+ 3)
  +(define-constant +filter-anisotropic-8x+ 4)
  +(define-constant +filter-anisotropic-16x+ 5)
  +
   ;;// Cubemap layout type
   ;;typedef enum {
   ;;    CUBEMAP_AUTO_DETECT = 0,        // Automatically detect layout type
  
positive.code: ;;    NPT_3PATCH_VERTICAL,    // Npatch defined by 1x3 tiles
  ;;    NPT_3PATCH_HORIZONTAL   // Npatch defined by 3x1 tiles
  ;;} NPatchType;
  ;;
  ;;// Callbacks to be implemented by users
  ;;typedef void (*TraceLogCallback)(int logType, const char *text, va_list args);
  ;;
  
negative.code: ;;    GAMEPAD_BUTTON_LEFT_THUMB,
  ;;    GAMEPAD_BUTTON_RIGHT_THUMB
  ;;} GamepadButton;
  (define-constant +gamepad-button-unknown+ 0)
  (define-constant +gamepad-button-left-face-up+ 1)
  (define-constant +gamepad-button-left-face-right+ 2)
  (define-constant +gamepad-button-left-face-down+ 3)
  (define-constant +gamepad-button-left-face-left+ 4)
  (define-constant +gamepad-button-right-face-up+ 5)
  (define-constant +gamepad-button-right-face-right+ 6)
  (define-constant +gamepad-button-right-face-down+ 7)
  (define-constant +gamepad-button-right-face-left+ 8)
  (define-constant +gamepad-button-left-trigger-1+ 9)
  (define-constant +gamepad-button-left-trigger-2+ 10)
  (define-constant +gamepad-button-right-trigger-1+ 11)
  (define-constant +gamepad-button-right-trigger-2+ 12)
  (define-constant +gamepad-button-middle-left+ 13)
  (define-constant +gamepad-button-middle+ 14)
  (define-constant +gamepad-button-middle-right+ 15)
  (define-constant +gamepad-button-left-thumb+ 16)
  (define-constant +gamepad-button-right-thumb+ 17)
  
  ;;typedef enum {
  ;;    // This is here just for error checking
  ;;    GAMEPAD_AXIS_UNKNOWN = 0,
  