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stepan-neretin7
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[ISSUE #16] Implemented a function and tests to extract vertices from spoly by index
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18 files changed

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‎doc/functions.sgm‎

Lines changed: 87 additions & 2 deletions
Original file line numberDiff line numberDiff line change
@@ -463,7 +463,7 @@
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Positions at a path
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</title>
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<para>
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<application>pgSphere</application> provides two functions to
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<application>pgSphere</application> provides three functions to
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get points at a path.
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</para>
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<funcsynopsis>
@@ -477,6 +477,10 @@
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<paramdef>spath <parameter>path</parameter></paramdef>
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<paramdef>float8 <parameter>f</parameter></paramdef>
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</funcprototype>
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<funcprototype>
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<funcdef><function>spath_as_array</function></funcdef>
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<paramdef>spath <parameter>path</parameter></paramdef>
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</funcprototype>
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</funcsynopsis>
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<para>
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The first function returns the <parameter>i</parameter>-th
@@ -495,6 +499,36 @@
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<![CDATA[ spoint]]>
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<![CDATA[------------]]>
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<![CDATA[ (15d , 0d)]]>
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<![CDATA[(1 row)]]>
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</programlisting>
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</example>
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<example>
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<title>
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Get i-th point of a path
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</title>
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<programlisting>
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<![CDATA[sql> SELECT spoint( spath '{(0, 0),(1, 1)}', 1 );]]>
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<![CDATA[ spoint ]]>
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<![CDATA[------------]]>
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<![CDATA[ (0 , 0) ]]>
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<![CDATA[(1 row)]]>
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<![CDATA[]]>
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<![CDATA[sql> SELECT spoint( spath '{(0, 0),(1, 1)}', 2 );]]>
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<![CDATA[ spoint ]]>
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<![CDATA[------------]]>
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<![CDATA[ (1 , 1) ]]>
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<![CDATA[(1 row)]]>
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</programlisting>
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</example>
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<example>
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<title>
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Get array representation of points
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</title>
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<programlisting>
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<![CDATA[sql> SELECT spath_as_array( spath '{(0, 0),(1, 1)}');]]>
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<![CDATA[ spath_as_array ]]>
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<![CDATA[-----------------------]]>
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<![CDATA[ {"(0 , 0)","(1 , 1)"}]]>
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<![CDATA[(1 row)]]>
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</programlisting>
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</example>
@@ -532,7 +566,58 @@
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</example>
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</sect3>
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<sect3 id="funcs.spoly.pos">
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<title>
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Positions at a polygon
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</title>
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<para>
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<application>pgSphere</application> provides two functions to
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get points at a path.
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</para>
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<funcsynopsis>
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<funcprototype>
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<funcdef><function>spoint</function></funcdef>
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<paramdef>spoly <parameter>path</parameter></paramdef>
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<paramdef>int4 <parameter>i</parameter></paramdef>
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</funcprototype>
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<funcprototype>
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<funcdef><function>spoly_as_array</function></funcdef>
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<paramdef>spath <parameter>path</parameter></paramdef>
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</funcprototype>
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</funcsynopsis>
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<example>
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<title>Get by index</title>
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<programlisting>
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<![CDATA[sql> SELECT spoint( spoly '{(0,0),(1,0),(1,1)}', 1 );]]>
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<![CDATA[ spoint ]]>
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<![CDATA[---------]]>
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<![CDATA[ (0 , 0)]]>
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<![CDATA[ (1 row)]]>
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<![CDATA[]]>
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<![CDATA[sql> SELECT spoint( spoly '{(0,0),(1,0),(1,1)}', 2 );]]>
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<![CDATA[ spoint ]]>
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<![CDATA[---------]]>
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<![CDATA[ (1 , 0)]]>
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<![CDATA[ (1 row)]]>
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<![CDATA[]]>
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<![CDATA[sql> SELECT spoint( spoly '{(0,0),(1,0),(1,1)}', 3 );]]>
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<![CDATA[ spoint ]]>
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<![CDATA[---------]]>
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<![CDATA[ (1 , 1)]]>
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<![CDATA[ (1 row)]]>
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</programlisting>
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</example>
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<example>
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<title>Represent points as array</title>
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<programlisting>
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<![CDATA[sql> SELECT spoly_as_array( spoly '{(0,0),(1,0),(1,1)}' );]]>
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<![CDATA[ spoly_as_array ]]>
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<![CDATA[---------------------------------]]>
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<![CDATA[ {"(0 , 0)","(1 , 0)","(1 , 1)"}]]>
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<![CDATA[(1 row)]]>
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</programlisting>
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</example>
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</sect3>
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</sect2>
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<sect2 id="funcs.sbox">

‎expected/init_test.out.in‎

Lines changed: 7 additions & 7 deletions
Original file line numberDiff line numberDiff line change
@@ -24,12 +24,12 @@ psql:pg_sphere.test.sql:158: NOTICE: argument type spath is only a shell
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psql:pg_sphere.test.sql:177: NOTICE: type "sbox" is not yet defined
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DETAIL: Creating a shell type definition.
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psql:pg_sphere.test.sql:184: NOTICE: argument type sbox is only a shell
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psql:pg_sphere.test.sql:8568: NOTICE: type "spherekey" is not yet defined
27+
psql:pg_sphere.test.sql:8594: NOTICE: type "spherekey" is not yet defined
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DETAIL: Creating a shell type definition.
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psql:pg_sphere.test.sql:8575: NOTICE: argument type spherekey is only a shell
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psql:pg_sphere.test.sql:8589: NOTICE: type "pointkey" is not yet defined
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psql:pg_sphere.test.sql:8601: NOTICE: argument type spherekey is only a shell
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psql:pg_sphere.test.sql:8615: NOTICE: type "pointkey" is not yet defined
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DETAIL: Creating a shell type definition.
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psql:pg_sphere.test.sql:8596: NOTICE: argument type pointkey is only a shell
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psql:pg_sphere.test.sql:8602: NOTICE: argument type pointkey is only a shell
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psql:pg_sphere.test.sql:8608: NOTICE: argument type pointkey is only a shell
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psql:pg_sphere.test.sql:8614: NOTICE: argument type pointkey is only a shell
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psql:pg_sphere.test.sql:8622: NOTICE: argument type pointkey is only a shell
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psql:pg_sphere.test.sql:8628: NOTICE: argument type pointkey is only a shell
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psql:pg_sphere.test.sql:8634: NOTICE: argument type pointkey is only a shell
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psql:pg_sphere.test.sql:8640: NOTICE: argument type pointkey is only a shell

‎expected/init_test_healpix.out.in‎

Lines changed: 2 additions & 2 deletions
Original file line numberDiff line numberDiff line change
@@ -1,2 +1,2 @@
1-
psql:pg_sphere.test.sql:9181: NOTICE: return type smoc is only a shell
2-
psql:pg_sphere.test.sql:9187: NOTICE: argument type smoc is only a shell
1+
psql:pg_sphere.test.sql:9207: NOTICE: return type smoc is only a shell
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psql:pg_sphere.test.sql:9213: NOTICE: argument type smoc is only a shell

‎expected/path.out‎

Lines changed: 25 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -468,3 +468,28 @@ SELECT spoint(p,2) FROM spheretmp6 WHERE id=2;
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(1d , -5d)
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(1 row)
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471+
SELECT set_sphere_output( 'RAD' );
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set_sphere_output
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-------------------
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SET RAD
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(1 row)
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477+
-- get n-th point and array representation path points tests
478+
SELECT spoint( spath '{(0, 0),(1, 1)}', 1 );
479+
spoint
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---------
481+
(0 , 0)
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(1 row)
483+
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SELECT spoint( spath '{(0, 0),(1, 1)}', 2 );
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spoint
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---------
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(1 , 1)
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(1 row)
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490+
SELECT spath_as_array( spath '{(0, 0),(1, 1)}');
491+
spath_as_array
492+
-----------------------
493+
{"(0 , 0)","(1 , 1)"}
494+
(1 row)
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‎expected/poly.out‎

Lines changed: 30 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -1760,3 +1760,33 @@ SELECT npoints( spoly '{
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4
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(1 row)
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SELECT set_sphere_output( 'RAD' );
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set_sphere_output
1765+
-------------------
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SET RAD
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(1 row)
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1769+
SELECT spoint( spoly '{(0,0),(1,0),(1,1)}', 1 );
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spoint
1771+
---------
1772+
(0 , 0)
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(1 row)
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1775+
SELECT spoint( spoly '{(0,0),(1,0),(1,1)}', 2 );
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spoint
1777+
---------
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(1 , 0)
1779+
(1 row)
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1781+
SELECT spoint( spoly '{(0,0),(1,0),(1,1)}', 3 );
1782+
spoint
1783+
---------
1784+
(1 , 1)
1785+
(1 row)
1786+
1787+
SELECT spoly_as_array( spoly '{(0,0),(1,0),(1,1)}' );
1788+
spoly_as_array
1789+
---------------------------------
1790+
{"(0 , 0)","(1 , 0)","(1 , 1)"}
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(1 row)
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‎log/initdb.log‎

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Running in no-clean mode. Mistakes will not be cleaned up.
2+
The files belonging to this database system will be owned by user "durachok".
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This user must also own the server process.
4+
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The database cluster will be initialized with this locale configuration:
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provider: libc
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LC_COLLATE: ru_RU.UTF-8
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LC_CTYPE: ru_RU.UTF-8
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LC_MESSAGES: C
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LC_MONETARY: ru_RU.UTF-8
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LC_NUMERIC: ru_RU.UTF-8
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LC_TIME: ru_RU.UTF-8
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The default database encoding has accordingly been set to "UTF8".
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The default text search configuration will be set to "russian".
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Data page checksums are disabled.
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creating directory /home/durachok/workspace/pgsphere/tmp_check/data ... ok
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creating subdirectories ... ok
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selecting dynamic shared memory implementation ... posix
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selecting default max_connections ... 100
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selecting default shared_buffers ... 128MB
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selecting default time zone ... Asia/Novosibirsk
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creating configuration files ... ok
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running bootstrap script ... ok
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performing post-bootstrap initialization ... ok
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Sync to disk skipped.
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The data directory might become corrupt if the operating system crashes.
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initdb: warning: enabling "trust" authentication for local connections
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initdb: hint: You can change this by editing pg_hba.conf or using the option -A, or --auth-local and --auth-host, the next time you run initdb.
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Success. You can now start the database server using:
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/home/durachok/.postgres/install/bin/pg_ctl -D /home/durachok/workspace/pgsphere/tmp_check/data -l logfile start
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