From 613d95ef99f29fcf42fab27d1ef26adb87745e35 Mon Sep 17 00:00:00 2001
From: Kurt Schwehr <schwehr@google.com>
Date: Sun, 22 Apr 2018 07:52:59 -0700
Subject: PJ_isea.c: change local helper functions to void returns

The return values are not used and do not mean anything.

Similar to #423
---
 src/PJ_isea.c | 12 +++---------
 1 file changed, 3 insertions(+), 9 deletions(-)

(limited to 'src')

diff --git a/src/PJ_isea.c b/src/PJ_isea.c
index 57412a38..6c870a2b 100644
--- a/src/PJ_isea.c
+++ b/src/PJ_isea.c
@@ -29,7 +29,7 @@ struct hex {
 
 /* y *must* be positive down as the xy /iso conversion assumes this */
 ISEA_STATIC
-int hex_xy(struct hex *h) {
+void hex_xy(struct hex *h) {
     if (!h->iso) return 1;
     if (h->x >= 0) {
         h->y = -h->y - (h->x+1)/2;
@@ -38,12 +38,10 @@ int hex_xy(struct hex *h) {
         h->y = -h->y - h->x/2;
     }
     h->iso = 0;
-
-    return 1;
 }
 
 ISEA_STATIC
-int hex_iso(struct hex *h) {
+void hex_iso(struct hex *h) {
     if (h->iso) return 1;
 
     if (h->x >= 0) {
@@ -55,12 +53,10 @@ int hex_iso(struct hex *h) {
 
     h->z = -h->x - h->y;
     h->iso = 1;
-    return 1;
 }
 
 ISEA_STATIC
-int hexbin2(double width, double x, double y,
-                int *i, int *j) {
+void hexbin2(double width, double x, double y, int *i, int *j) {
     double z, rx, ry, rz;
     double abs_dx, abs_dy, abs_dz;
     int ix, iy, iz, s;
@@ -105,7 +101,6 @@ int hexbin2(double width, double x, double y,
     hex_xy(&h);
     *i = h.x;
     *j = h.y;
-        return ix * 100 + iy;
 }
 #ifndef ISEA_STATIC
 #define ISEA_STATIC
@@ -1134,4 +1129,3 @@ PJ *PROJECTION(isea) {
 
     return P;
 }
-
-- 
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