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<DIV><SPAN class=189312302-01102013><FONT color=#0000ff size=2
face=Arial> > </FONT></SPAN>So if i hear you, there's a need to
something like postgis_sfcgal extension,</DIV>
<DIV><SPAN class=189312302-01102013><FONT color=#0000ff size=2
face=Arial> > </FONT></SPAN>in the next 2.2 that's it ?<SPAN
class=189312302-01102013><FONT color=#0000ff size=2
face=Arial> </FONT></SPAN></DIV>
<DIV><SPAN class=189312302-01102013><FONT face=Arial><FONT color=#0000ff><FONT
size=2>Correct<SPAN class=439162402-01102013>. I think its too early to demand
people compile with sfcgal (heck I haven't yet and I don't think anyone except
you and Bborie on core PostGIS dev team have).
</SPAN></FONT></FONT></FONT></SPAN></DIV>
<DIV><SPAN class=189312302-01102013><FONT face=Arial><FONT color=#0000ff><FONT
size=2><SPAN class=439162402-01102013>Perhaps in a later release after others
have done it we can fold the 2 into one extension
again.</SPAN></FONT></FONT></FONT></SPAN></DIV>
<DIV><SPAN class=189312302-01102013><STRONG><FONT color=#0000ff size=2
face=Arial></FONT></STRONG></SPAN> </DIV>
<DIV><SPAN class=189312302-01102013><STRONG><FONT color=#0000ff size=2
face=Arial></FONT></STRONG></SPAN> </DIV></DIV>
<DIV><SPAN class=439162402-01102013>> </SPAN>There's something somehow
related in this specific use case:</DIV>
<DIV><FONT color=#0000ff size=2 face=Arial></FONT><BR></DIV>
<DIV> <SPAN class=439162402-01102013>> </SPAN>- You compile PostGIS with
SFCGAL</DIV>
<DIV> <SPAN class=439162402-01102013>> </SPAN>- You don't load
sfcgal.sql</DIV>
<DIV> <SPAN class=439162402-01102013>> </SPAN>- You choose to force
PostGIS backend to sfcgal</DIV>
<DIV> <SPAN class=439162402-01102013>> </SPAN>- You call a function
related to PostGIS backend</DIV>
<DIV><FONT color=#0000ff size=2 face=Arial></FONT><FONT color=#0000ff size=2
face=Arial></FONT><BR></DIV>
<DIV><SPAN class=439162402-01102013>> </SPAN>And the result will be something
like 'undefined function'</DIV>
<DIV><BR><SPAN class=Apple-style-span
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class=Apple-style-span
style="WHITE-SPACE: normal; BORDER-COLLAPSE: separate; TEXT-TRANSFORM: none; WORD-SPACING: 0px; COLOR: rgb(0,0,0); FONT: medium Helvetica; ORPHANS: 2; WIDOWS: 2; LETTER-SPACING: normal; TEXT-INDENT: 0px; -webkit-border-horizontal-spacing: 0px; -webkit-border-vertical-spacing: 0px; -webkit-text-decorations-in-effect: none; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px"><SPAN
class=439162402-01102013></SPAN><FONT face=Arial><FONT color=#0000ff><FONT
size=2>S<SPAN class=439162402-01102013>o are you saying you can't use SFCGAL
functionality unless you load the sfcgal.sql since that contains the
backend call to switch the
backend?</SPAN></FONT></FONT></FONT></SPAN></SPAN></DIV>
<DIV><SPAN class=Apple-style-span
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class=Apple-style-span
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face=Arial><FONT color=#0000ff><FONT size=2><SPAN
class=439162402-01102013></SPAN></FONT></FONT></FONT></SPAN></SPAN> </DIV>
<DIV><SPAN class=Apple-style-span
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class=Apple-style-span
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face=Arial><FONT color=#0000ff><FONT size=2><SPAN
class=439162402-01102013></SPAN></FONT></FONT></FONT></SPAN></SPAN><SPAN
class=Apple-style-span
style="WHITE-SPACE: normal; BORDER-COLLAPSE: separate; TEXT-TRANSFORM: none; WORD-SPACING: 0px; COLOR: rgb(0,0,0); FONT: medium Helvetica; ORPHANS: 2; WIDOWS: 2; LETTER-SPACING: normal; TEXT-INDENT: 0px; -webkit-border-horizontal-spacing: 0px; -webkit-border-vertical-spacing: 0px; -webkit-text-decorations-in-effect: none; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px"><SPAN
class=Apple-style-span
style="WHITE-SPACE: normal; BORDER-COLLAPSE: separate; TEXT-TRANSFORM: none; WORD-SPACING: 0px; COLOR: rgb(0,0,0); FONT: medium Helvetica; ORPHANS: 2; WIDOWS: 2; LETTER-SPACING: normal; TEXT-INDENT: 0px; -webkit-border-horizontal-spacing: 0px; -webkit-border-vertical-spacing: 0px; -webkit-text-decorations-in-effect: none; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px"><FONT
face=Arial><FONT color=#0000ff><FONT size=2><SPAN
class=439162402-01102013> </SPAN><SPAN
class=439162402-01102013> </SPAN></FONT></FONT></FONT></SPAN></SPAN></DIV>
<DIV><SPAN class=Apple-style-span
style="WHITE-SPACE: normal; BORDER-COLLAPSE: separate; TEXT-TRANSFORM: none; WORD-SPACING: 0px; COLOR: rgb(0,0,0); FONT: medium Helvetica; ORPHANS: 2; WIDOWS: 2; LETTER-SPACING: normal; TEXT-INDENT: 0px; -webkit-border-horizontal-spacing: 0px; -webkit-border-vertical-spacing: 0px; -webkit-text-decorations-in-effect: none; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px"><SPAN
class=Apple-style-span
style="WHITE-SPACE: normal; BORDER-COLLAPSE: separate; TEXT-TRANSFORM: none; WORD-SPACING: 0px; COLOR: rgb(0,0,0); FONT: medium Helvetica; ORPHANS: 2; WIDOWS: 2; LETTER-SPACING: normal; TEXT-INDENT: 0px; -webkit-border-horizontal-spacing: 0px; -webkit-border-vertical-spacing: 0px; -webkit-text-decorations-in-effect: none; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px"><FONT
face=Arial><FONT color=#0000ff><FONT size=2><SPAN class=439162402-01102013>What
about the scenario where
you </SPAN></FONT></FONT></FONT></SPAN></SPAN></DIV>
<DIV><SPAN class=Apple-style-span
style="WHITE-SPACE: normal; BORDER-COLLAPSE: separate; TEXT-TRANSFORM: none; WORD-SPACING: 0px; COLOR: rgb(0,0,0); FONT: medium Helvetica; ORPHANS: 2; WIDOWS: 2; LETTER-SPACING: normal; TEXT-INDENT: 0px; -webkit-border-horizontal-spacing: 0px; -webkit-border-vertical-spacing: 0px; -webkit-text-decorations-in-effect: none; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px"><SPAN
class=Apple-style-span
style="WHITE-SPACE: normal; BORDER-COLLAPSE: separate; TEXT-TRANSFORM: none; WORD-SPACING: 0px; COLOR: rgb(0,0,0); FONT: medium Helvetica; ORPHANS: 2; WIDOWS: 2; LETTER-SPACING: normal; TEXT-INDENT: 0px; -webkit-border-horizontal-spacing: 0px; -webkit-border-vertical-spacing: 0px; -webkit-text-decorations-in-effect: none; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px"><FONT
face=Arial><FONT color=#0000ff><FONT size=2><SPAN class=439162402-01102013>1)
compile with PostGIS with SFCGAL</SPAN></FONT></FONT></FONT></SPAN></SPAN></DIV>
<DIV><SPAN class=Apple-style-span
style="WHITE-SPACE: normal; BORDER-COLLAPSE: separate; TEXT-TRANSFORM: none; WORD-SPACING: 0px; COLOR: rgb(0,0,0); FONT: medium Helvetica; ORPHANS: 2; WIDOWS: 2; LETTER-SPACING: normal; TEXT-INDENT: 0px; -webkit-border-horizontal-spacing: 0px; -webkit-border-vertical-spacing: 0px; -webkit-text-decorations-in-effect: none; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px"><SPAN
class=Apple-style-span
style="WHITE-SPACE: normal; BORDER-COLLAPSE: separate; TEXT-TRANSFORM: none; WORD-SPACING: 0px; COLOR: rgb(0,0,0); FONT: medium Helvetica; ORPHANS: 2; WIDOWS: 2; LETTER-SPACING: normal; TEXT-INDENT: 0px; -webkit-border-horizontal-spacing: 0px; -webkit-border-vertical-spacing: 0px; -webkit-text-decorations-in-effect: none; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px"><FONT
face=Arial><FONT color=#0000ff><FONT size=2><SPAN class=439162402-01102013>2)
you just do regular CREATE
EXTENSION?</SPAN></FONT></FONT></FONT></SPAN></SPAN></DIV>
<DIV><SPAN class=Apple-style-span
style="WHITE-SPACE: normal; BORDER-COLLAPSE: separate; TEXT-TRANSFORM: none; WORD-SPACING: 0px; COLOR: rgb(0,0,0); FONT: medium Helvetica; ORPHANS: 2; WIDOWS: 2; LETTER-SPACING: normal; TEXT-INDENT: 0px; -webkit-border-horizontal-spacing: 0px; -webkit-border-vertical-spacing: 0px; -webkit-text-decorations-in-effect: none; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px"><SPAN
class=Apple-style-span
style="WHITE-SPACE: normal; BORDER-COLLAPSE: separate; TEXT-TRANSFORM: none; WORD-SPACING: 0px; COLOR: rgb(0,0,0); FONT: medium Helvetica; ORPHANS: 2; WIDOWS: 2; LETTER-SPACING: normal; TEXT-INDENT: 0px; -webkit-border-horizontal-spacing: 0px; -webkit-border-vertical-spacing: 0px; -webkit-text-decorations-in-effect: none; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px"><FONT
face=Arial><FONT color=#0000ff><FONT size=2><SPAN
class=439162402-01102013></SPAN></FONT></FONT></FONT></SPAN></SPAN> </DIV>
<DIV><SPAN class=Apple-style-span
style="WHITE-SPACE: normal; BORDER-COLLAPSE: separate; TEXT-TRANSFORM: none; WORD-SPACING: 0px; COLOR: rgb(0,0,0); FONT: medium Helvetica; ORPHANS: 2; WIDOWS: 2; LETTER-SPACING: normal; TEXT-INDENT: 0px; -webkit-border-horizontal-spacing: 0px; -webkit-border-vertical-spacing: 0px; -webkit-text-decorations-in-effect: none; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px"><SPAN
class=Apple-style-span
style="WHITE-SPACE: normal; BORDER-COLLAPSE: separate; TEXT-TRANSFORM: none; WORD-SPACING: 0px; COLOR: rgb(0,0,0); FONT: medium Helvetica; ORPHANS: 2; WIDOWS: 2; LETTER-SPACING: normal; TEXT-INDENT: 0px; -webkit-border-horizontal-spacing: 0px; -webkit-border-vertical-spacing: 0px; -webkit-text-decorations-in-effect: none; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px"><FONT
face=Arial><FONT color=#0000ff><FONT size=2><SPAN class=439162402-01102013>I
presume that will just use GEOS and sfcgal will stay
dormant.</SPAN></FONT></FONT></FONT></SPAN></SPAN></DIV>
<DIV><SPAN class=Apple-style-span
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class=Apple-style-span
style="WHITE-SPACE: normal; BORDER-COLLAPSE: separate; TEXT-TRANSFORM: none; WORD-SPACING: 0px; COLOR: rgb(0,0,0); FONT: medium Helvetica; ORPHANS: 2; WIDOWS: 2; LETTER-SPACING: normal; TEXT-INDENT: 0px; -webkit-border-horizontal-spacing: 0px; -webkit-border-vertical-spacing: 0px; -webkit-text-decorations-in-effect: none; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px"><FONT
face=Arial><FONT color=#0000ff><FONT size=2><SPAN
class=439162402-01102013></SPAN></FONT></FONT></FONT></SPAN></SPAN> </DIV>
<DIV><SPAN class=Apple-style-span
style="WHITE-SPACE: normal; BORDER-COLLAPSE: separate; TEXT-TRANSFORM: none; WORD-SPACING: 0px; COLOR: rgb(0,0,0); FONT: medium Helvetica; ORPHANS: 2; WIDOWS: 2; LETTER-SPACING: normal; TEXT-INDENT: 0px; -webkit-border-horizontal-spacing: 0px; -webkit-border-vertical-spacing: 0px; -webkit-text-decorations-in-effect: none; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px"><SPAN
class=Apple-style-span
style="WHITE-SPACE: normal; BORDER-COLLAPSE: separate; TEXT-TRANSFORM: none; WORD-SPACING: 0px; COLOR: rgb(0,0,0); FONT: medium Helvetica; ORPHANS: 2; WIDOWS: 2; LETTER-SPACING: normal; TEXT-INDENT: 0px; -webkit-border-horizontal-spacing: 0px; -webkit-border-vertical-spacing: 0px; -webkit-text-decorations-in-effect: none; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px"><FONT
face=Arial><FONT color=#0000ff><FONT size=2><SPAN class=439162402-01102013>That
would suggest that the </SPAN></FONT></FONT></FONT></SPAN></SPAN></DIV>
<DIV><SPAN class=Apple-style-span
style="WHITE-SPACE: normal; BORDER-COLLAPSE: separate; TEXT-TRANSFORM: none; WORD-SPACING: 0px; COLOR: rgb(0,0,0); FONT: medium Helvetica; ORPHANS: 2; WIDOWS: 2; LETTER-SPACING: normal; TEXT-INDENT: 0px; -webkit-border-horizontal-spacing: 0px; -webkit-border-vertical-spacing: 0px; -webkit-text-decorations-in-effect: none; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px"><SPAN
class=Apple-style-span
style="WHITE-SPACE: normal; BORDER-COLLAPSE: separate; TEXT-TRANSFORM: none; WORD-SPACING: 0px; COLOR: rgb(0,0,0); FONT: medium Helvetica; ORPHANS: 2; WIDOWS: 2; LETTER-SPACING: normal; TEXT-INDENT: 0px; -webkit-border-horizontal-spacing: 0px; -webkit-border-vertical-spacing: 0px; -webkit-text-decorations-in-effect: none; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px"><FONT
face=Arial><FONT color=#0000ff><FONT size=2><SPAN
class=439162402-01102013></SPAN></FONT></FONT></FONT></SPAN></SPAN> </DIV>
<DIV><SPAN class=Apple-style-span
style="WHITE-SPACE: normal; BORDER-COLLAPSE: separate; TEXT-TRANSFORM: none; WORD-SPACING: 0px; COLOR: rgb(0,0,0); FONT: medium Helvetica; ORPHANS: 2; WIDOWS: 2; LETTER-SPACING: normal; TEXT-INDENT: 0px; -webkit-border-horizontal-spacing: 0px; -webkit-border-vertical-spacing: 0px; -webkit-text-decorations-in-effect: none; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px"><SPAN
class=Apple-style-span
style="WHITE-SPACE: normal; BORDER-COLLAPSE: separate; TEXT-TRANSFORM: none; WORD-SPACING: 0px; COLOR: rgb(0,0,0); FONT: medium Helvetica; ORPHANS: 2; WIDOWS: 2; LETTER-SPACING: normal; TEXT-INDENT: 0px; -webkit-border-horizontal-spacing: 0px; -webkit-border-vertical-spacing: 0px; -webkit-text-decorations-in-effect: none; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px"><FONT
face=Arial><FONT color=#0000ff><FONT size=2><SPAN
class=439162402-01102013>CREATE
EXTENSION postgis_sfcgal;</SPAN></FONT></FONT></FONT></SPAN></SPAN></DIV>
<DIV><SPAN class=Apple-style-span
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class=Apple-style-span
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face=Arial><FONT color=#0000ff><FONT size=2><SPAN
class=439162402-01102013></SPAN></FONT></FONT></FONT></SPAN></SPAN> </DIV>
<DIV><SPAN class=Apple-style-span
style="WHITE-SPACE: normal; BORDER-COLLAPSE: separate; TEXT-TRANSFORM: none; WORD-SPACING: 0px; COLOR: rgb(0,0,0); FONT: medium Helvetica; ORPHANS: 2; WIDOWS: 2; LETTER-SPACING: normal; TEXT-INDENT: 0px; -webkit-border-horizontal-spacing: 0px; -webkit-border-vertical-spacing: 0px; -webkit-text-decorations-in-effect: none; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px"><SPAN
class=Apple-style-span
style="WHITE-SPACE: normal; BORDER-COLLAPSE: separate; TEXT-TRANSFORM: none; WORD-SPACING: 0px; COLOR: rgb(0,0,0); FONT: medium Helvetica; ORPHANS: 2; WIDOWS: 2; LETTER-SPACING: normal; TEXT-INDENT: 0px; -webkit-border-horizontal-spacing: 0px; -webkit-border-vertical-spacing: 0px; -webkit-text-decorations-in-effect: none; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px"><FONT
face=Arial><FONT color=#0000ff><FONT size=2><SPAN
class=439162402-01102013>should load the functions and switch the
backend. Though not sure how doable that
is.</SPAN></FONT></FONT></FONT></SPAN></SPAN></DIV>
<DIV><SPAN class=Apple-style-span
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class=Apple-style-span
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face=Arial><FONT color=#0000ff><FONT size=2><SPAN
class=439162402-01102013></SPAN></FONT></FONT></FONT></SPAN></SPAN> </DIV>
<DIV><SPAN class=Apple-style-span
style="WHITE-SPACE: normal; BORDER-COLLAPSE: separate; TEXT-TRANSFORM: none; WORD-SPACING: 0px; COLOR: rgb(0,0,0); FONT: medium Helvetica; ORPHANS: 2; WIDOWS: 2; LETTER-SPACING: normal; TEXT-INDENT: 0px; -webkit-border-horizontal-spacing: 0px; -webkit-border-vertical-spacing: 0px; -webkit-text-decorations-in-effect: none; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px"><SPAN
class=Apple-style-span
style="WHITE-SPACE: normal; BORDER-COLLAPSE: separate; TEXT-TRANSFORM: none; WORD-SPACING: 0px; COLOR: rgb(0,0,0); FONT: medium Helvetica; ORPHANS: 2; WIDOWS: 2; LETTER-SPACING: normal; TEXT-INDENT: 0px; -webkit-border-horizontal-spacing: 0px; -webkit-border-vertical-spacing: 0px; -webkit-text-decorations-in-effect: none; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px"><FONT
face=Arial><FONT color=#0000ff><FONT size=2><SPAN class=439162402-01102013>On a
separate note Sandro was saying we should have a section in the docs
that describes these GUCS. I believe raster has one as well in
2.2</SPAN></FONT></FONT></FONT></SPAN></SPAN></DIV>
<DIV><SPAN class=Apple-style-span
style="WHITE-SPACE: normal; BORDER-COLLAPSE: separate; TEXT-TRANSFORM: none; WORD-SPACING: 0px; COLOR: rgb(0,0,0); FONT: medium Helvetica; ORPHANS: 2; WIDOWS: 2; LETTER-SPACING: normal; TEXT-INDENT: 0px; -webkit-border-horizontal-spacing: 0px; -webkit-border-vertical-spacing: 0px; -webkit-text-decorations-in-effect: none; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px"><SPAN
class=Apple-style-span
style="WHITE-SPACE: normal; BORDER-COLLAPSE: separate; TEXT-TRANSFORM: none; WORD-SPACING: 0px; COLOR: rgb(0,0,0); FONT: medium Helvetica; ORPHANS: 2; WIDOWS: 2; LETTER-SPACING: normal; TEXT-INDENT: 0px; -webkit-border-horizontal-spacing: 0px; -webkit-border-vertical-spacing: 0px; -webkit-text-decorations-in-effect: none; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px"><FONT
face=Arial><FONT color=#0000ff><FONT size=2><SPAN
class=439162402-01102013>and Sandro and Paul were threatening to create
more for things like ST_Simplify behavior and some other thing like curve
output behavior.</SPAN><SPAN
class=439162402-01102013> </SPAN></FONT></FONT></FONT><BR
class=Apple-interchange-newline></DIV></SPAN>
<DIV><BR class=Apple-interchange-newline></SPAN><SPAN
class=439162402-01102013><FONT color=#0000ff size=2
face=Arial> Thanks,</FONT></SPAN></DIV>
<DIV><SPAN class=439162402-01102013><FONT color=#0000ff size=2
face=Arial>Regina</FONT> </SPAN><BR
class=Apple-interchange-newline><BR></DIV></BODY></HTML>