SSE Mixer Main Loop
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Previous: 'SSE Mixer Pre and Post Loops'
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1:09Plan for the day
1:09Plan for the day
1:09Plan for the day
3:02Working 8-wide instead of 4-wide
3:02Working 8-wide instead of 4-wide
3:02Working 8-wide instead of 4-wide
8:03Making sure the sound buffer always asks for multiples of 8 samples
8:03Making sure the sound buffer always asks for multiples of 8 samples
8:03Making sure the sound buffer always asks for multiples of 8 samples
12:20Samples seen as chunks of size 8
12:20Samples seen as chunks of size 8
12:20Samples seen as chunks of size 8
16:30Padding the end of the output buffer with zeros as a consequence of working with blocks of samples
16:30Padding the end of the output buffer with zeros as a consequence of working with blocks of samples
16:30Padding the end of the output buffer with zeros as a consequence of working with blocks of samples
21:00Pitch-bending forces us to read unaligned
21:00Pitch-bending forces us to read unaligned
21:00Pitch-bending forces us to read unaligned
25:35Updating the routine to work with blocks of 8 samples
25:35Updating the routine to work with blocks of 8 samples
25:35Updating the routine to work with blocks of 8 samples
33:19Seamlessly transitioning between streaming sounds by padding them with subsequent sounds up to 8 samples past their end
33:19Seamlessly transitioning between streaming sounds by padding them with subsequent sounds up to 8 samples past their end
33:19Seamlessly transitioning between streaming sounds by padding them with subsequent sounds up to 8 samples past their end
41:58Debugging pitch-shifting after the changes
41:58Debugging pitch-shifting after the changes
41:58Debugging pitch-shifting after the changes
46:22SIMDizing the main mixer loop
46:22SIMDizing the main mixer loop
46:22SIMDizing the main mixer loop
52:52Trouble SIMDizing the loads of the bilinear case
52:52Trouble SIMDizing the loads of the bilinear case
52:52Trouble SIMDizing the loads of the bilinear case
56:53Loading samples one by one for the bilinear case, not by blocks of eight samples
56:53Loading samples one by one for the bilinear case, not by blocks of eight samples
56:53Loading samples one by one for the bilinear case, not by blocks of eight samples
1:07:07Take a listen in-gameα
1:07:07Take a listen in-gameα
1:07:07Take a listen in-gameα
1:08:19Q&A
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1:08:19Q&A
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1:08:19Q&A
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Next: 'Accumulation vs. Explicit Calculation'
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