<html><head></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space; ">Well mmm doesn't the checkForInterrupts code get called every 1 millisecond (or there about?) <div><div>Can't you add something there to ensure your sound logic doesn't starve.</div><div><br></div><div>Hint if <span class="Apple-style-span" style="font-family: Menlo; font-size: 11px; ">checkForInterrupts is not being called every ms or so how do you ensure delay accuracy is to a ms boundary? </span></div><div><font class="Apple-style-span" face="Menlo" size="3"><span class="Apple-style-span" style="font-size: 11px;"><br></span></font></div><div><font class="Apple-style-span" face="Menlo" size="3"><span class="Apple-style-span" style="font-size: 11px;">next hint if checkForInterrupts is being called 10 times a millisecond then isn't that wasteful, should you be grinding smalltalk bytecodes or assembler instructions there of? </span></font></div><div><font class="Apple-style-span" face="Menlo" size="3"><span class="Apple-style-span" style="font-size: 11px;"><br></span></font></div><div><br></div><div><div><div>On 2010-02-03, at 6:01 PM, Eliot Miranda wrote:</div><br class="Apple-interchange-newline"><blockquote type="cite"><div><span class="Apple-tab-span" style="white-space: pre; "> </span>I've been trying to get our sound framework going on linux and have got stuck. I wondered whether anyone has any experience getting round this problem on linux. It is complicated so excuse the lengthy explanation.</div>
<div><br></div><div>Our sound processing depends on a high-prirority thread running for a short time every 20 milliseconds to push data through the sound processing paths (microphone recording, OpenAL for spatialization, and so on). On linux this approach is not immediately applicable because (*)</div><div>
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<span class="Apple-style-span" style="border-collapse: separate; color: rgb(0, 0, 0); font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: 2; text-align: auto; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 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: 0; "><span class="Apple-style-span" style="border-collapse: separate; color: rgb(0, 0, 0); font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: 2; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 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; "><div style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space; "><span class="Apple-style-span" style="border-collapse: separate; color: rgb(0, 0, 0); font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: 2; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 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; "><div style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space; "><div><div style="margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; font: normal normal normal 12px/normal Helvetica; "><div style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space; "><div style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space; "><div style="margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; "><font face="Helvetica" size="3" style="font: normal normal normal 12px/normal Helvetica; ">--</font></div><div style="margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; "><font face="Helvetica" size="3" style="font: normal normal normal 12px/normal Helvetica; ">===========================================================================</font></div><div style="margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; "><font face="Helvetica" size="3" style="font: normal normal normal 12px/normal Helvetica; ">John M. McIntosh <<a href="mailto:johnmci@smalltalkconsulting.com">johnmci@smalltalkconsulting.com</a>> Twitter: squeaker68882</font></div><div style="margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; "><font face="Helvetica" size="3" style="font: normal normal normal 12px/normal Helvetica; ">Corporate Smalltalk Consulting Ltd. <a href="http://www.smalltalkconsulting.com">http://www.smalltalkconsulting.com</a></font></div><div style="margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; "><font face="Helvetica" size="3" style="font: normal normal normal 12px/normal Helvetica; ">===========================================================================</font></div><div><br></div></div></div></div></div></div></span></div></span><br class="Apple-interchange-newline"></span><br class="Apple-interchange-newline">
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