From b2d83494d3f727d7be442fac1ad016a0544edb1c Mon Sep 17 00:00:00 2001
From: drh <drh@noemail.net>
Date: Fri, 28 Sep 2018 00:16:57 +0000
Subject: [PATCH] Rig geopoly to use sqlite3AtoF() if it is available, as that
 routine is much faster than atof().

FossilOrigin-Name: 470c6c07d0eb70806ac257c1c8ad877e041bbc14ff9a5c490edb51b2956ae726
---
 ext/rtree/geopoly.c | 14 ++++++++++++--
 manifest            | 12 ++++++------
 manifest.uuid       |  2 +-
 3 files changed, 19 insertions(+), 9 deletions(-)

diff --git a/ext/rtree/geopoly.c b/ext/rtree/geopoly.c
index 44df401783..3f1b89ad46 100644
--- a/ext/rtree/geopoly.c
+++ b/ext/rtree/geopoly.c
@@ -158,7 +158,7 @@ static int geopolyParseNumber(GeoParse *p, GeoCoord *pVal){
   if( c=='0' && z[j+1]>='0' && z[j+1]<='9' ) return 0;
   for(;; j++){
     c = z[j];
-    if( c>='0' && c<='9' ) continue;
+    if( safe_isdigit(c) ) continue;
     if( c=='.' ){
       if( z[j-1]=='-' ) return 0;
       if( seenDP ) return 0;
@@ -180,7 +180,17 @@ static int geopolyParseNumber(GeoParse *p, GeoCoord *pVal){
     break;
   }
   if( z[j-1]<'0' ) return 0;
-  if( pVal ) *pVal = (GeoCoord)atof((const char*)p->z);
+  if( pVal ){
+#ifdef SQLITE_AMALGAMATION
+     /* The sqlite3AtoF() routine is much much faster than atof(), if it
+     ** is available */
+     double r;
+     (void)sqlite3AtoF((const char*)p->z, &r, j, SQLITE_UTF8);
+     *pVal = r;
+#else
+     *pVal = (GeoCoord)atof((const char*)p->z);
+#endif
+  }
   p->z += j;
   return 1;
 }
diff --git a/manifest b/manifest
index 125f71ca76..c7305bb3bd 100644
--- a/manifest
+++ b/manifest
@@ -1,5 +1,5 @@
-C Small\sperformance\soptimization\sin\sthe\sJSON\sparser\sof\sGeopoly.
-D 2018-09-27T23:57:45.810
+C Rig\sgeopoly\sto\suse\ssqlite3AtoF()\sif\sit\sis\savailable,\sas\sthat\sroutine\sis\smuch\nfaster\sthan\satof().
+D 2018-09-28T00:16:57.366
 F .fossil-settings/empty-dirs dbb81e8fc0401ac46a1491ab34a7f2c7c0452f2f06b54ebb845d024ca8283ef1
 F .fossil-settings/ignore-glob 35175cdfcf539b2318cb04a9901442804be81cd677d8b889fcc9149c21f239ea
 F Makefile.in 01e95208a78b57d056131382c493c963518f36da4c42b12a97eb324401b3a334
@@ -361,7 +361,7 @@ F ext/repair/test/checkfreelist01.test 3e8aa6aeb4007680c94a8d07b41c339aa635cc782
 F ext/repair/test/checkindex01.test 6945d0ffc0c1dc993b2ce88036b26e0f5d6fcc65da70fc9df27c2647bb358b0f
 F ext/repair/test/test.tcl 686d76d888dffd021f64260abf29a55c57b2cedfa7fc69150b42b1d6119aac3c
 F ext/rtree/README 6315c0d73ebf0ec40dedb5aa0e942bc8b54e3761
-F ext/rtree/geopoly.c 596a1eb54134d608e70be16ec6b0d5c6b61ff3316840acee854774cb54feb1c9
+F ext/rtree/geopoly.c d8eb33517c2d1a3f5ab3a8a8502d3182e4a11115749c03e969c162b47112c06a
 F ext/rtree/rtree.c 6cc2e673cf1e9ea1619f13ab990f12389dfb951b131acbc2fbe164cee8992a20
 F ext/rtree/rtree.h 4a690463901cb5e6127cf05eb8e642f127012fd5003830dbc974eca5802d9412
 F ext/rtree/rtree1.test 309afc04d4287542b2cd74f933296832cc681c7b014d9405cb329b62053a5349
@@ -1770,7 +1770,7 @@ F vsixtest/vsixtest.tcl 6a9a6ab600c25a91a7acc6293828957a386a8a93
 F vsixtest/vsixtest.vcxproj.data 2ed517e100c66dc455b492e1a33350c1b20fbcdc
 F vsixtest/vsixtest.vcxproj.filters 37e51ffedcdb064aad6ff33b6148725226cd608e
 F vsixtest/vsixtest_TemporaryKey.pfx e5b1b036facdb453873e7084e1cae9102ccc67a0
-P dc35f7b1754a78fa0d70c92754de07bb3c28d0d31cb929ee8a3a47ac4f3d446e
-R 2619909ebdff858be51d935d42b98921
+P fb520e71035258d5490be33ee28575df2caefa5d5a301c8bbdf1471551c96282
+R 47c3c7c1359809e24fc02c3047f697ad
 U drh
-Z 5cad22a26f09f6e60075ff9733cf6357
+Z ad03ded0c726f90176bebeb637053950
diff --git a/manifest.uuid b/manifest.uuid
index c4729cd428..015826b446 100644
--- a/manifest.uuid
+++ b/manifest.uuid
@@ -1 +1 @@
-fb520e71035258d5490be33ee28575df2caefa5d5a301c8bbdf1471551c96282
\ No newline at end of file
+470c6c07d0eb70806ac257c1c8ad877e041bbc14ff9a5c490edb51b2956ae726
\ No newline at end of file