[client] spice: use modf in cursorToInt for fractional tracking

This commit is contained in:
Geoffrey McRae 2021-01-12 11:48:29 +11:00
parent 78bd41716a
commit 8365419262

View File

@ -874,12 +874,13 @@ static void cursorToInt(double ex, double ey, int *x, int *y)
}
/* convert to int accumulating the fractional error */
g_cursor.acc.x += ex;
g_cursor.acc.y += ey;
*x = floor(g_cursor.acc.x);
*y = floor(g_cursor.acc.y);
g_cursor.acc.x -= *x;
g_cursor.acc.y -= *y;
ex += g_cursor.acc.x;
ey += g_cursor.acc.y;
g_cursor.acc.x = modf(ex, &ex);
g_cursor.acc.y = modf(ey, &ey);
*x = (int)ex;
*y = (int)ey;
}
static void handleMouseGrabbed(double ex, double ey)