clear-screen

wayland/arduino-tvout/clear-screen

Clear screen. Fills screen with black pixels.
clear-screen
@/clear-screen
Clear screen. Fills screen with black pixels.
DEV@/tvout-device
A tvout device.
UPDpulse
Update. Triggers clear display.
clear-screen
DONE
DEV
UPD
DONEpulse
Pulse on completion.
To use the node in your project you should have the wayland/arduino-tvout library installed. Use the “File → Add Library” menu item in XOD IDE if you don’t have it yet. See Using libraries for more info.

C++ implementation

struct State {
};

{{ GENERATED_CODE }}

void evaluate(Context ctx) {
    // The node responds only if there is an input pulse
    if (!isInputDirty<input_UPD>(ctx))
        return;

    // Get a pointer to the `TVout` class instance
    auto tv = getValue<input_DEV>(ctx);

    tv->fill(0);

    emitValue<output_DONE>(ctx, 1);
}