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On 14 Jun 2024, at 9: 15 PM, Mcintyre, Sean Michael <smm5164@ psu. edu> wrote: Pierre, That only specifies it for AMG levels that are not coarsened aggressively. Aggressively coarsened levels end up with the default multipass long-range
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<meta http-equiv="content-type" content="text/html; charset=utf-8"></head><body style="overflow-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;"><br id="lineBreakAtBeginningOfMessage"><div><br><blockquote type="cite"><div>On 14 Jun 2024, at 9:15 PM, Mcintyre, Sean Michael <smm5164@psu.edu> wrote:</div><br class="Apple-interchange-newline"><div><meta charset="UTF-8"><div class="elementToProof" style="font-style: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; text-decoration: none; font-family: Aptos, Aptos_EmbeddedFont, Aptos_MSFontService, Calibri, Helvetica, sans-serif; font-size: 12pt;">Pierre,</div><div class="elementToProof" style="font-style: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; text-decoration: none; font-family: Aptos, Aptos_EmbeddedFont, Aptos_MSFontService, Calibri, Helvetica, sans-serif; font-size: 12pt;"><br></div><div class="elementToProof" style="font-style: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; text-decoration: none; font-family: Aptos, Aptos_EmbeddedFont, Aptos_MSFontService, Calibri, Helvetica, sans-serif; font-size: 12pt;">That only specifies it for AMG levels that are not coarsened aggressively. Aggressively coarsened levels end up with the default multipass long-range interpolation.<br></div></div></blockquote><div><br></div><div>My bad, in your initial message, you mentioned the HYPRE_BoomerAMGSetInterpType() API, but I guess you meant to write HYPRE_BoomerAMGSetAggInterpType()?</div><div>This is indeed not interfaced right now, but you could copy what’s currently done for -pc_hypre_boomeramg_interp_type and submit an MR.</div><div><br></div><div>Thanks,</div><div>Pierre</div><br><blockquote type="cite"><div><div class="elementToProof" style="font-style: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; text-decoration: none; font-family: Aptos, Aptos_EmbeddedFont, Aptos_MSFontService, Calibri, Helvetica, sans-serif; font-size: 12pt;">Thanks,<br>Sean</div><div id="appendonsend" style="caret-color: rgb(0, 0, 0); font-family: Helvetica; font-size: 12px; font-style: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; text-decoration: none;"></div><hr tabindex="-1" style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px; text-decoration: none; display: inline-block; width: 1166.1875px;"><span style="caret-color: rgb(0, 0, 0); font-family: Helvetica; font-size: 12px; font-style: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; text-decoration: none; float: none; display: inline !important;"></span><div id="divRplyFwdMsg" dir="ltr" style="caret-color: rgb(0, 0, 0); font-family: Helvetica; font-size: 12px; font-style: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; text-decoration: none;"><font face="Calibri, sans-serif" style="font-size: 11pt;"><b>From:</b><span class="Apple-converted-space"> </span>Pierre Jolivet <<a href="mailto:pierre@joliv.et">pierre@joliv.et</a>><br><b>Sent:</b><span class="Apple-converted-space"> </span>Friday, June 14, 2024 3:05 PM<br><b>To:</b><span class="Apple-converted-space"> </span>Mcintyre, Sean Michael <<a href="mailto:smm5164@psu.edu">smm5164@psu.edu</a>><br><b>Cc:</b><span class="Apple-converted-space"> </span><a href="mailto:petsc-users@mcs.anl.gov">petsc-users@mcs.anl.gov</a><span class="Apple-converted-space"> </span><<a href="mailto:petsc-users@mcs.anl.gov">petsc-users@mcs.anl.gov</a>><br><b>Subject:</b><span class="Apple-converted-space"> </span>Re: [petsc-users] Specify BoomerAMG aggressive coarsening interpolation type via options database</font><div> </div></div><div style="caret-color: rgb(0, 0, 0); font-family: Helvetica; font-size: 12px; font-style: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; text-decoration: none; line-break: after-white-space;"><table border="0" cellspacing="0" cellpadding="0" width="100%" align="left" style="border: 0px; display: table; width: 1190px; table-layout: fixed; float: none;"><tbody style="display: block;"><tr><td valign="middle" width="1px" bgcolor="#A6A6A6" cellpadding="7px 2px 7px 2px" style="padding: 7px 2px; background-color: rgb(166, 166, 166);"></td><td valign="middle" width="100%" bgcolor="#EAEAEA" cellpadding="7px 5px 7px 15px" style="width: 1156px; background-color: rgb(234, 234, 234); padding: 7px 5px 7px 15px; font-family: wf_segoe-ui_normal, "Segoe UI", "Segoe WP", Tahoma, Arial, sans-serif; font-size: 12px; font-weight: normal; color: rgb(33, 33, 33); text-align: left; overflow-wrap: break-word;"><div>You don't often get email from<span class="Apple-converted-space"> </span><a href="mailto:pierre@joliv.et">pierre@joliv.et</a>.<span class="Apple-converted-space"> </span><a href="https://urldefense.us/v3/__https://aka.ms/LearnAboutSenderIdentification__;!!G_uCfscf7eWS!ZMkIqDj9wjnbJJJRwjpSKWP_9bMqsx4I-iuBNeSAp6_8RFDzh-EIAoNvZjpO5ZJPD9eYvIA-O5IK6XUkDjkRPA$">Learn why this is important</a></div></td><td valign="middle" align="left" width="75px" bgcolor="#EAEAEA" cellpadding="7px 5px 7px 5px" style="width: 75px; background-color: rgb(234, 234, 234); padding: 7px 5px; font-family: wf_segoe-ui_normal, "Segoe UI", "Segoe WP", Tahoma, Arial, sans-serif; font-size: 12px; font-weight: normal; color: rgb(33, 33, 33); text-align: left; overflow-wrap: break-word;"></td></tr></tbody></table><div><br id="x_lineBreakAtBeginningOfMessage"><div><br><blockquote type="cite"><div>On 14 Jun 2024, at 8:42 PM, Mcintyre, Sean Michael <<a href="mailto:smm5164@psu.edu">smm5164@psu.edu</a>> wrote:</div><br class="x_Apple-interchange-newline"><div><div dir="ltr" id="x_pfptBanner8yslg78" style="writing-mode: revert !important; color: revert !important; font-family: revert !important; font-feature-settings: revert !important; font-kerning: revert !important; font-size: revert !important; font-size-adjust: revert !important; font-stretch: revert !important; font-style: revert !important; font-variant-alternates: revert !important; font-variant-caps: revert !important; font-variant-east-asian: revert !important; font-variant-ligatures: revert !important; 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line-height: 0 !important; font-size: 0.01px !important;"></div></div><div class="x_elementToProof" style="font-style: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; text-decoration: none; text-align: left; margin: 0px; font-family: Aptos, Aptos_EmbeddedFont, Aptos_MSFontService, Calibri, Helvetica, sans-serif; font-size: 12pt;">Hi there,</div><div style="font-style: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; text-decoration: none; text-align: left; margin: 0px; font-family: Aptos, Aptos_EmbeddedFont, Aptos_MSFontService, Calibri, Helvetica, sans-serif; font-size: 12pt;"><br></div><div style="font-style: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; text-decoration: none; text-align: left; margin: 0px; font-family: Aptos, Aptos_EmbeddedFont, Aptos_MSFontService, Calibri, Helvetica, sans-serif; font-size: 12pt;">I'd like to try a different long-range interpolation scheme with BoomerAMG's aggressive coarsening (defaults to multipass). Is there a way to specify this via the PETSc options database? I see in the BoomerAMG documentation that the appropriate function call would be HYPRE_BoomerAMGSetInterpType. I'd prefer to do it via the options database than put it directly into my code. Adding the -help option, I don't see anything like pc_hypre_boomeramg_agg_interp_type. Could this perhaps be added if there isn't currently a way to do it?</div></div></blockquote><div><br></div><div>It’s there already.</div><div>$ ./ex1 -pc_type hypre -help|grep multipass</div><div> -pc_hypre_boomeramg_interp_type: <now classical : formerly classical> Interpolation type (choose one of) classical direct multipass multipass-wts ext+i ext+i-cc standard standard-wts block block-wtd FF FF1 ext ad-wts ext-mm ext+i-mm ext+e-mm (None)</div><div><br></div><div>Thanks,</div><div>Pierre</div><br><blockquote type="cite"><div><div style="font-style: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; text-decoration: none; text-align: left; margin: 0px; font-family: Aptos, Aptos_EmbeddedFont, Aptos_MSFontService, Calibri, Helvetica, sans-serif; font-size: 12pt;">Thanks,</div><div class="x_elementToProof" style="font-style: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; text-decoration: none; text-align: left; margin: 0px; font-family: Aptos, Aptos_EmbeddedFont, Aptos_MSFontService, Calibri, Helvetica, sans-serif; font-size: 12pt;">Sean McIntyre</div></div></blockquote></div></div></div></div></blockquote></div><br></body></html>