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5.3 Function specification 

  Title  
 Function specifications 
  Function  
 VDP1 extended processing work area definition macro 
Function Name
SPR_2DefineWork
 
No
1
 

  format  SPR_2DefineWork (WORK2D, COMMAND_MAX, GOUR_TBL_MAX,
  LOOKUP_TBL_MAX, CHAR_MAX, DRAW_PRTY_MAX)
 Input  WORK2D: Work area name
  COMMAND_MAX: Maximum number of commands
 GOUR_TBL_MAX: Maximum number of goo tables
:  LOOKUP_TBL_MAX: Maximum number of lookup tables
  CHAR_MAX: Maximum number of characters (> 0)
 Draw_PRTY_MAX: Maximum number of drawing priority blocks (> 0)
 Output  None
 Function value  None
 Function  Defines the work area used for VDP1 extension processing in the data area in the AP.
  When DRAW_PRTY_MAX = 1, command drawing is not prioritized. 

  Title  
 Function specifications 
 
  Function  
 VDP1 extended processing library 
 Initialization 
Function Name
SPR_2Initial
 
No
2
 

  format  void SPR_2Initial (Spr2WorkArea * workArea)
 Input  workArea: Work area definition table
 Output  None
 Function value  None
 Function  The display environment was initialized by calling the initialization routine of the VDP1 basic processing library.
After  , initialize the work area of ​​this library. 

  Title  
 Function specifications 
  Function  
 TV mode set 
Function Name
SPR_2SetTvMode
 
No
3
 

  format  void Spr_2SetTvMode (Uint16 mode, Uint16 screenSize,
 Unit  Unit16 doubleInterlace)
 Input  mode: Set the TV mode definition value.
:  screenSize: Set the definition value of the screen resolution corresponding to the TV mode.
:  doubleInterlace: Sets the double interlace usage mode.
 Output  None
 Function value  None
 Function  Same as TV mode set routine of VDP1 basic processing library.

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