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pinephone-sway-poc
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pinephone-sway-poc/patches/lisgd.patch

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  1. diff --git a/lisgd.c b/lisgd.c

  2. index 9d3442b..78f6a3c 100644

  3. --- a/lisgd.c

  4. +++ b/lisgd.c

  5. @@ -109,19 +109,21 @@ touchup(struct libinput_event *e)

  6.  		);

  7.  	}

  8.  

  9. -	if (xend[slot] > xstart[slot] && fabs(xend[slot] - xstart[slot]) > threshold) {

  10. -		start = Left;

  11. -		end = Right;

  12. -	} else if (xend[slot] < xstart[slot] && fabs(xend[slot] - xstart[slot]) > threshold) {

  13. -		start = Right;

  14. -		end = Left;

  15. -	} else if (yend[slot] > ystart[slot] && fabs(yend[slot] - ystart[slot]) > threshold) {

  16. -		start = Up;

  17. -		end = Down;

  18. -	} else if (yend[slot] < ystart[slot] && fabs(yend[slot] - ystart[slot]) > threshold) {

  19. -		start = Down;

  20. -		end = Up;

  21. -	} else {

  22. +	int move_x = fabs(xend[slot] - xstart[slot]) > threshold

  23. +		? (xend[slot] > xstart[slot] ? 1 : -1) : 0;

  24. +	int move_y = fabs(yend[slot] - ystart[slot]) > threshold

  25. +		? (yend[slot] > ystart[slot] ? 1 : -1) : 0;

  26. +	switch (move_x * 100 + move_y) {

  27. +	    case -100 -1: start = Right; end = Up; break;

  28. +	    case -100 +0: start = Right; end = Left; break;

  29. +	    case -100 +1: start = Right; end = Down; break;

  30. +	    case +0   -1: start = Down; end = Up; break;

  31. +	    case +0   +1: start = Up; end = Down; break;

  32. +	    case +100 -1: start = Left; end = Up; break;

  33. +	    case +100 +0: start = Left; end = Right; break;

  34. +	    case +100 +1: start = Left; end = Down; break;

  35. +	    case +0   +0:

  36. +	    default:

  37.  		if (verbose) {

  38.  			fprintf(stderr, "Input didn't match a known gesture\n");

  39.  		}