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2 Commits

Author SHA1 Message Date
Bastian Stender ab5a26ef14 2d-primitives: check dimensions in __illuminate 
gl_draw_circle draws outside of the screen if the resolution is too low.
This lead to memory corruption. Check the dimensions before drawing.

Signed-off-by: Bastian Stender <bst@pengutronix.de>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
 2017-02-24 08:24:35 +01:00
Andrey Smirnov 927176bc16 GUI: Add code to draw simple graphics 
Add code to draw simple graphics, namely lines(solid or dashed) and
circles.

Signed-off-by: Andrey Smirnov <andrew.smirnov@gmail.com>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
 2016-06-30 08:33:53 +02:00