Remove unused variables (fix warnings).

[ardour.git] / libs / gtkmm2ext / motionfeedback.cc

diff --git a/libs/gtkmm2ext/motionfeedback.cc b/libs/gtkmm2ext/motionfeedback.cc
index 1d59bcf0ec26c879d29e2df2b7a896a9556db44e..25ae7b3ca2b15db8004a9fe6934a61ada85fe596 100644 (file)
--- a/libs/gtkmm2ext/motionfeedback.cc
+++ b/libs/gtkmm2ext/motionfeedback.cc
@@ -553,44 +553,32 @@ MotionFeedback::core_draw (cairo_t* cr, int phase, double size, double progress_
        double progress_radius;
        double progress_radius_inner;
        double progress_radius_outer;
-       double knob_disc_radius;
-       cairo_pattern_t* pattern;
-       double progress_rim_width;
-       cairo_pattern_t* progress_shine;
-       double degrees;
-       cairo_pattern_t* knob_ripples;
-        double pxs;
-        double pys;
 
        g_return_if_fail (cr != NULL);
         
        progress_radius = 40.0;
        progress_radius_inner = progress_radius - (progress_width / 2.0);
        progress_radius_outer = progress_radius + (progress_width / 2.0);
-       knob_disc_radius = progress_radius_inner - 5.0;
 
-        const double pad = 2.0; /* line width for boundary of progress ring */
-        const double actual_width = ((2.0 * pad) + (2.0 * progress_radius_outer));
-        const double scale_factor = size / actual_width;
+       const double pad = 2.0; /* line width for boundary of progress ring */
+       const double actual_width = ((2.0 * pad) + (2.0 * progress_radius_outer));
+       const double scale_factor = size / actual_width;
 
-        /* knob center is at middle of the area bounded by (xorigin,yorigin) and (xorigin+size, yorigin+size)
-           but the coordinates will be scaled by the scale factor when cairo uses them so first
-           adjust them by the reciprocal of the scale factor.
-        */
+       /* knob center is at middle of the area bounded by (xorigin,yorigin) and (xorigin+size, yorigin+size)
+          but the coordinates will be scaled by the scale factor when cairo uses them so first
+          adjust them by the reciprocal of the scale factor.
+       */
 
        xc = (xorigin + (size / 2.0)) * (1.0/scale_factor);
-        yc = (yorigin + (size / 2.0)) * (1.0/scale_factor);
-
-        pxs = xorigin * (1.0/scale_factor);
-        pys = yorigin * (1.0/scale_factor);
+       yc = (yorigin + (size / 2.0)) * (1.0/scale_factor);
 
        start_angle = 0.0;
        end_angle = 0.0;
        value_angle = 0.0;
        value = (phase * 1.0) / (65 - 1);
 
-        start_angle = ((180 - 65) * G_PI) / 180;
-        end_angle = ((360 + 65) * G_PI) / 180;
+       start_angle = ((180 - 65) * G_PI) / 180;
+       end_angle = ((360 + 65) * G_PI) / 180;
 
        value_angle = start_angle + (value * (end_angle - start_angle));
        value_x = cos (value_angle);