Difference: EInkFeather (10 vs. 11)

Revision 112022-09-15 - PeterSchmid

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META TOPICPARENT	name="WebHome"

%DASHBOARD{ section="banner"

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hook-emit? ( -- a-addr )

epdpos! ( x y -- ) Set EPD cursor position,

Changed:

<
< x horizontal position, for 6x8 font max. (250 / 6) -1, depends on the font's x size y vertical position (a line consists of 8 pixels), max. 14 for 255x122.

>
> x horizontal position, pixel resolution, e.g. 0 to 249 for 250x122 displays. y vertical position (line), max. 15 for 250x122 displays.

epdpos@ ( -- x y ) Get the current EPD cursor position epdclr ( -- ) Clears the EPD display, sets the cursor to 0, 0 epdfont ( u -- ) Select the font, u: 0 6x8, 1 8x8, 2 8X16 , 3 12X16

Line: 43 to 43

epdpixel! ( Flag x y -- ) not implemented yet epdpixel@ ( x y -- Flag ) not implemented yet

Changed:

<
< epdcolumn! ( u -- ) Write a column (8 pixels) to the current position. Increment position

>
> epdcolumn! ( u -- ) Write a column (8 pixels) to the current position. Increment position. Bit 0 on top

epdcolumn@ ( -- u ) Read a column (8 pixels) from the current position

Changed:

<
< >epd ( -- addr1 addr2 ) redirect to EPD
>term ( addr1 addr2 -- ) terminate redirection

>
>

>epd ( -- addr1 addr2 ) redirect to EPD *)
>term ( addr1 addr2 -- ) terminate redirection *)

*) part of redirection.fs

Line: 165 to 167

Graphics File Formats

Changed:

<
<

Portable BitMap, binary P4 and ASCII P1 variant

>
>

Portable BitMap, binary P4 and ASCII P1 variant

- https://en.wikipedia.org/wiki/Netpbm#File_formats
- http://netpbm.sourceforge.net/doc/pbm.html

Changed:

<
<

X PixMap (XPM), usable in C-Files

>
>

X PixMap (XPM), usable in C-Files

- https://en.wikipedia.org/wiki/X_PixMap

Changed:

<
<

X BitMap (XBM), plain text binary in C .h

>
>

X BitMap (XBM), plain text binary in C .h

- upper left pixel in the bitmap represented by the low bit of the first byte in the array
- https://en.wikipedia.org/wiki/X_BitMap

Added:

>
>

Portable BitMap, binary P4

.pbm

P1
# This is an example bitmap of the letter "J"
6 10
0 0 0 0 1 0
0 0 0 0 1 0
0 0 0 0 1 0
0 0 0 0 1 0
0 0 0 0 1 0
0 0 0 0 1 0
1 0 0 0 1 0
0 1 1 1 0 0
0 0 0 0 0 0
0 0 0 0 0 0

P4
# This is an example bitmap of the letter "J"
6 10
08080808080888700000

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