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eeshow/gui/input.c (clicked_x, _y): avoid accumulation of conversion errors
Gtk uses floating-point coordinates. The double conversion during dragging (event -> clicked -> difference with next event) caused dragging to "slow down" in the X- and Y- direction.
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@ -42,7 +42,7 @@ static struct input {
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} *sp = NULL;
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static int curr_x, curr_y; /* last mouse position */
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static int clicked_x, clicked_y; /* button down position */
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static double clicked_x, clicked_y; /* button down position */
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/* ----- Debugging tools --------------------------------------------------- */
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