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84 lines
1.9 KiB
Diff
84 lines
1.9 KiB
Diff
From b86314c7f3b8aea961d380dbb836087b3990d7af Mon Sep 17 00:00:00 2001
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From: nilason <n_larsson@yahoo.com>
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Date: Thu, 6 May 2021 22:27:48 +0200
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Subject: [PATCH] v.hull: use standard C boolean type
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Fixes #1563
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---
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vector/v.hull/chull.c | 21 +++++++++------------
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1 file changed, 9 insertions(+), 12 deletions(-)
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diff --git a/vector/v.hull/chull.c b/vector/v.hull/chull.c
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index 1ad97396fa..41b627c50f 100644
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--- a/vector/v.hull/chull.c
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+++ b/vector/v.hull/chull.c
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@@ -22,6 +22,7 @@
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#include <stdio.h>
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#include <stdlib.h>
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#include <math.h>
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+#include <stdbool.h>
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#include <grass/gis.h>
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#include <grass/vector.h>
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@@ -29,10 +30,6 @@
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#include "globals.h"
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-/*Define Boolean type */
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-typedef enum
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-{ BFALSE, BTRUE } bool;
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-
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/* Define vertex indices. */
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#define X 0
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#define Y 1
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@@ -76,10 +73,10 @@ struct tFaceStructure
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};
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/* Define flags */
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-#define ONHULL BTRUE
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-#define REMOVED BTRUE
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-#define VISIBLE BTRUE
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-#define PROCESSED BTRUE
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+#define ONHULL true
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+#define REMOVED true
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+#define VISIBLE true
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+#define PROCESSED true
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/* Global variable definitions */
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tVertex vertices = NULL;
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@@ -436,7 +433,7 @@ bool AddOne(tVertex p)
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tFace f;
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tEdge e, temp;
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long int vol;
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- bool vis = BFALSE;
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+ bool vis = false;
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/* Mark faces visible from p. */
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@@ -446,7 +443,7 @@ bool AddOne(tVertex p)
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if (vol < 0) {
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f->visible = VISIBLE;
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- vis = BTRUE;
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+ vis = true;
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}
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f = f->next;
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} while (f != faces);
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@@ -454,7 +451,7 @@ bool AddOne(tVertex p)
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/* If no faces are visible from p, then p is inside the hull. */
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if (!vis) {
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p->onhull = !ONHULL;
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- return BFALSE;
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+ return false;
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}
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/* Mark edges in interior of visible region for deletion.
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@@ -470,7 +467,7 @@ bool AddOne(tVertex p)
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e->newface = MakeConeFace(e, p);
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e = temp;
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} while (e != edges);
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- return BTRUE;
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+ return true;
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}
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/*---------------------------------------------------------------------
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