Const uint8_t asked, how to display an image which may vary?

J-M-L · August 22, 2021, 7:00pm

Indeed if that is the library, it is documented in source code

adafruit/Adafruit-GFX-Library/blob/221bb41cd2e3d247b91260458b491b6ba7f0238d/Adafruit_GFX.cpp#L705


      
              */
              if (a > b)
                _swap_int16_t(a, b);
              writeFastHLine(a, y, b - a + 1, color);
            }
            endWrite();
          }
          
          
// BITMAP / XBITMAP / GRAYSCALE / RGB BITMAP FUNCTIONS ---------------------
          
          
/**************************************************************************/
          /*!
             @brief      Draw a PROGMEM-resident 1-bit image at the specified (x,y)
             position, using the specified foreground color (unset bits are transparent).
              @param    x   Top left corner x coordinate
              @param    y   Top left corner y coordinate
              @param    bitmap  byte array with monochrome bitmap
              @param    w   Width of bitmap in pixels
              @param    h   Height of bitmap in pixels
              @param    color 16-bit 5-6-5 Color to draw with
          */

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Const uint8_t asked, how to display an image which may vary?

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