changeset 460:115e7a936c94

Remove old sh_path_arc_path() code. - sh_path_arc_path() are replaced by the new code.
author Thinker K.F. Li <thinker@branda.to>
date Thu, 10 Sep 2009 22:24:02 +0800
parents 8b155b77fa14
children 61a0bceb369d
files src/shape_path.c
diffstat 1 files changed, 0 insertions(+), 80 deletions(-) [+]
line wrap: on
line diff
--- a/src/shape_path.c	Thu Sep 10 22:21:51 2009 +0800
+++ b/src/shape_path.c	Thu Sep 10 22:24:02 2009 +0800
@@ -372,86 +372,6 @@
     *float_args_p = float_args;
 }
 
-#if 0
-void __sh_path_arc_path(mbe_t *cr, const co_aix **args_p,
-		      const int **fix_args_p) {
-    co_aix cx, cy, x0, y0, x, y;
-    co_aix dx, dy, dx0, dy0;
-    co_aix udxx, udxy;
-    co_aix xyratio;
-    co_aix rx;
-    co_aix rx2;
-    co_aix dra45x, dra45y, udra45x, udra45y;
-    co_aix rra45, rra45_2;
-    co_aix inner0, cross0;
-    co_aix inner, cross;
-    co_aix angle, angle0;
-    co_aix rotate;
-    co_aix _sqrt2;
-    const co_aix *args = *args_p;
-    const int *fix_args = *fix_args_p;
-    int sweep;
-
-    _sqrt2 = sqrtf(2);
-
-    x0 = *(args - 2);
-    y0 = *(args - 1);
-    cx = *args++;
-    cy = *args++;
-    ra45x = *args++;
-    ra45y = *args++;
-    x = *args++;
-    y = *args++;
-    sweep = *fix_args++;
-
-    dx = x - cx;
-    dy = y - cy;
-    dx0 = x0 - cx;
-    dy0 = y0 - cy;
-    dra45x = ra45x - cx;
-    dra45y = ra45y - cy;
-
-    rra45_2 = dra45x * dra45x + dra45y * dra45y;
-    rra45 = sqrtf(rra45_2);
-    udra45x = dra45x / rra45;
-    udra45y = dra45y / rra45;
-
-    udxx = (udra45x + udra45y) * _sqrt2;
-    udxy = (-udra45x + udra45y) * _sqrt2;
-
-    /*! \note  Why we calculate these numbers there?
-     * If we compute it when filling arguments, _sh_path_arc_cmd_arg_fill(),
-     * we can avoid to recompute it for every drawing.  But, transforming of
-     * coordinate can effect value of the numbers.
-     */
-    rotate = acos(udxx);
-    if(udxy < 0)
-	rotate = 2 * PI - rotate;
-    
-    angle0 = angle_diff(udxx, udxy, dx0, dy0);
-    angle = angle_diff(udxx, udxy, dx, dy);
-
-    ASSERT(rx != 0);
-    xyratio = udra45y / udra45x;
-    if(xyratio < 0)
-	xyratio = -xyratio;
-
-    /* Make a path for arc */
-    mbe_save(cr);
-    mbe_translate(cr, cx, cy);
-    mbe_rotate(cr, rotate);
-    mbe_scale(cr, 1.0, xyratio);
-    if(sweep)
-	mbe_arc(cr, 0, 0, rx, angle0, angle);
-    else
-	mbe_arc_negative(cr, 0, 0, rx, angle0, angle);
-    mbe_restore(cr);
-
-    *args_p = args;
-    *fix_args_p = fix_args;
-}
-#endif
-
 /* ============================================================ */
 
 static void sh_path_free(shape_t *shape) {