mm2gv: remove unnecessary parens

diff --git a/cmd/tools/mm2gv.c b/cmd/tools/mm2gv.c
index af706adb565b7a9fc2c8068c420ffc9ba58325b9..f184659ffc3952fbcb5ecfb344ad8b42bae3b872 100644 (file)
--- a/cmd/tools/mm2gv.c
+++ b/cmd/tools/mm2gv.c
@@ -43,12 +43,12 @@ static double Hue2RGB(double v1, double v2, double H)
        H += 1.0;
     if (H > 1.0)
        H -= 1.0;
-    if ((6.0 * H) < 1.0)
+    if (6.0 * H < 1.0)
        return (v1 + (v2 - v1) * 6.0 * H);
-    if ((2.0 * H) < 1.0)
+    if (2.0 * H < 1.0)
        return v2;
-    if ((3.0 * H) < 2.0)
-       return (v1 + (v2 - v1) * ((2.0 / 3.0) - H) * 6.0);
+    if (3.0 * H < 2.0)
+       return v1 + (v2 - v1) * (2.0 / 3.0 - H) * 6.0;
     return v1;
 }
 
@@ -60,13 +60,13 @@ static char *hue2rgb(double hue, char *color)
     if (lightness < 0.5)
        v2 = lightness * (1.0 + saturation);
     else
-       v2 = (lightness + saturation) - (saturation * lightness);
+       v2 = lightness + saturation - saturation * lightness;
 
     v1 = 2.0 * lightness - v2;
 
-    red = (int) (255.0 * Hue2RGB(v1, v2, hue + (1.0 / 3.0)) + 0.5);
+    red = (int) (255.0 * Hue2RGB(v1, v2, hue + 1.0 / 3.0) + 0.5);
     green = (int) (255.0 * Hue2RGB(v1, v2, hue) + 0.5);
-    blue = (int) (255.0 * Hue2RGB(v1, v2, hue - (1.0 / 3.0)) + 0.5);
+    blue = (int) (255.0 * Hue2RGB(v1, v2, hue - 1.0 / 3.0) + 0.5);
     sprintf(color, "#%02x%02x%02x", red, green, blue);
     return color;
 }
@@ -93,11 +93,11 @@ static Agraph_t *makeDotGraph(SparseMatrix A, char *name, int dim,
     name = strip_dir(name);
 
     if (with_color) {
-       if ((A->type == MATRIX_TYPE_REAL) && !val) {
+       if (A->type == MATRIX_TYPE_REAL && !val) {
            fprintf (stderr, "Warning: input matrix has no values, -c flag ignored\n");
            with_color = 0;
        }
-       else if ((A->type != MATRIX_TYPE_REAL) && !x) {
+       else if (A->type != MATRIX_TYPE_REAL && !x) {
            fprintf (stderr, "Warning: input has no coordinates, -c flag ignored\n");
            with_color = 0;
        }
@@ -169,9 +169,7 @@ static Agraph_t *makeDotGraph(SparseMatrix A, char *name, int dim,
        for (n = agfstnode(g); n; n = agnxtnode(g, n)) {
            i = ND_id(n);
            for (j = ia[i]; j < ia[i + 1]; j++) {
-               color[j] =
-                   ((color[j] - mindist) / MAX(maxdist - mindist,
-                                               0.000001));
+               color[j] = (color[j] - mindist) / MAX(maxdist - mindist, 0.000001);
            }
        }
     }
@@ -222,7 +220,7 @@ static FILE *openF(char *fname, char *mode)
     FILE *f = fopen(fname, mode);
     if (!f) {
        fprintf(stderr, "Could not open %s for %s\n", fname,
-               ((*mode == 'r') ? "reading" : "writing"));
+               *mode == 'r' ? "reading" : "writing");
        graphviz_exit(1);
     }
     return f;