2018-01-08 22:10:24 +00:00
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[video member=cmuratori stream_platform=twitch stream_username=handmade_hero project=code template=code008_template.html title="Writing a Square Wave to DirectSound" vod_platform=youtube id=uiW1D1Vc7IQ annotator=jacebennett annotator=Miblo annotator=theinternetftw]
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2017-12-06 22:26:13 +00:00
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[1:04][Review of DirectSound init]
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[2:16][Tangent: methods and vtables]
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[8:52][Resume review of DirectSound init]
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[14:21][Writing to the sound buffer]
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[16:09][Discussion of waveforms for testing]
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[17:02][Locking the buffer]
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[18:19][Dealing with buffer pointers and locks]
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[21:09][The Lock() call]
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[22:59][Filling the buffer regions]
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[26:49][Generating a test tone]
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[35:28][Getting the WritePointer and BytesToWrite]
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[48:21][Refine square wave formula]
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[51:39][Review the code]
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[56:04][Start DirectSound playing]
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[57:27][HOLD YOUR EARS]
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[58:22][HOLD YOUR EARS]
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[59:22][Don't forget to Unlock the buffer]
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[1:00:58][Final Thoughts]
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[1:02:17][Review of mod operation and how we used it]
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2018-03-07 21:48:09 +00:00
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[1:10:30][Q&A][:speech]
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2017-12-06 22:26:13 +00:00
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[1:11:09][Will future broacasts use this Europe-friendly time?]
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[1:11:21][Why not XAudio2?]
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[1:12:43][Are we going to factor sound playing to a seperate function?]
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[1:13:45][Will we rename GlobalSecondaryBuffer?]
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[1:14:10][Challenge: XAudio2 is supported on XP]
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[1:14:49][Why keyboard events instead of polling?]
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[1:15:24][Will we be able to remap keys?]
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[1:15:43][Doesn't the size of the buffer increase latency?]
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[1:16:53][Will we write audio filters, like reverb?]
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[1:17:16][Will we factor the code into seperate files?]
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[1:18:06][It takes about a second to start playing, is that expected?]
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[1:22:39][Can you show a sine wave as well?]
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[1:23:02][What is acceptable latency?]
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[1:29:04][No Poop Sauce]
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[/video]
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