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GFX.LUA(8) |
FreeBSD System Manager's Manual |
GFX.LUA(8) |
gfx.lua —
bootloader graphics module
The built-in graphics related Lua bindings for the
FreeBSD boot loaders using the Lua interpreter are
available via the gfx table.
The following functions are exported in the
loader table.
fb_bezier (x0,
y0, x1,
y1, x2,
y2, width)
- Draw a bezier curve through the points (x0,
y0), (x1,
y1), and (x2,
y2) of width width. The units
are in pixels and have an origin of (0, 0).
fb_drawrect (x0,
y0, x1,
y1, fill)
- Fill in a rectangle with the pixel fill with the
corners (x0, y0) and
(x1, y1). The units are in
pixels and have an origin of (0, 0).
fb_line (x0,
y0, x1,
y1, width)
- Draw a line from (x0, y0) to
(x1, y1) with a width of
width. The units are in pixels and have an origin of
(0, 0).
fb_putimage (name,
x0, y0,
x1, y1,
f)
- Load the PNG file name and place it in the rectangle
with the corners (x0, y0) and
(x1, y1) and fill with pixel
f. The units are in pixels and have an origin of (0,
0).
fb_set_pixel (x,
y)
- Sets the pixel at (x, y). The
units are in pixels and have an origin of (0, 0).
term_drawrect (x0,
y0, x1,
y1)
- Draw the outline of a rectangle with the text coordinate corners of
(x0, y0) and
(x1, y1). The units are in
character cells and have an origin of (1, 1).
term_putimage (name,
x0, y0,
x1, y1,
f)
- Load the PNG file name and place it in the rectangle
with the text coordinate corners (x0,
y0) and (x1,
y1) and fill with pixel f. The
units are in character cells and have an origin of (1, 1).
This table is optional and should
only be used if it is non-nil and if
core.isFramebufferConsole ()
is true.
All the interfaces described above are also available via the
loader table through at last FreeBSD 15.0.
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