format  void SCL_Vdp2Init (void)
 Input  None
 Output  None
 Function value  None
 Function  Initializes the library. Run once the first time before using the library
  is required. 

  format  void SCL_SetDisplayMode (Uint8 interlace, Uint8 vertical, Uint8 horizontal)
 Input  interlace: Interlace mode setting
 S  SCL_NON_INTER: Non-interlace
:  SCL_SINGLE_INTER: Single dense interlace
:  SCL_DOUBLE_INTER: Double dense interlace
  vertical: vertical resolution bit
  SCL_224LINE: 224 lines
 S  SCL_240LINE: 240 lines
:  SCL_256LINE: 256 lines
  horizontal: Horizontal resolution bit
 S  SCL_NORMAL_A: 320 pixels
: : Normal graphic A
 S  SCL_NORMAL_B: 352 pixels
: : Normal graphic B
:  SCL_HIRESO_A: 640 pixels
: : High res graphic A
:  SCL_HIRESO_B: 704 pixels
: : High res graphic B
 S  SCL_NORMAL_AE: 320 pixels
: : Dedicated normal graphic A
 S  SCL_NORMAL_BE: 352 pixels
: : Dedicated normal graphic B
:  SCL_HIRESO_AE: 640 pixels
: : Exclusive high-resolution graphic A
:  SCL_HIRESO_BE: 704 pixels
: : Exclusive high-resolution graphic B
 Output  None
 Function value  None
 Function  Sets the screen mode.
 Remarks  When changing the horizontal resolution from A to B, the SH2 clock switches from 76 to 78
.  (Example: SCL_NORMAL_A → SCL_NORMAL_B)
  Please note that the settings of VDP1, VDP2, etc. will be reset at that time.