ugBASIC User Manual

   BITMAP CLEAR WITH #value
   BITMAP CLEAR WITH expression
   BITMAP CLEAR

Fill the bitmap with a certain pattern (by default is ZERO, used to indicate the blank screen). The filled part is exclusively that linked to the bitmap, so the color information is kept unchanged.

Note that bitmap must be enabled at least once with instruction BITMAP ENABLE.

  BITMAP CLEAR WITH #$42
  BITMAP CLEAR WITH newValue
  BITMAP CLEAR

 Bm Clr

• Dragon 32
• Commodore 128 (Zilog Z80)
• Commodore 128 (MOS 8502)
• SEGA SG-1000
• ZX Spectrum 48
• Commodore 64
• Commodore VIC-20
• Atari (400/800)
• Commodore PLUS/4
• Olivetti Prodest PC128
• Dragon 64
• Thomson MO5
• Amstrad CPC 664
• SEGA SC-3000
• ColecoVision
• TRS-80 Color Computer 3
• MSX
• TRS-80 Color Computer

BITMAP ENABLE

If you have encountered a problem using this command, if you think there is a bug or the explanation is unclear, please open an issue for this keyword on GitHub. Thank you!