Reverts "[Impeller] Speed up vulkan startup time by re-using existing vulkan context. (#166784)" #166938
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…g existing vulkan context. (#166784)" (flutter/flutter#166938)
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…g existing vulkan context. (#166784)" (flutter/flutter#166938)
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…g existing vulkan context. (#166784)" (flutter/flutter#166938)
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…g existing vulkan context. (#166784)" (flutter/flutter#166938)
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…g existing vulkan context. (#166784)" (flutter/flutter#166938)
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…g existing vulkan context. (#166784)" (flutter/flutter#166938)
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… vulkan context. (flutter#166784)" (flutter#166938) <!-- start_original_pr_link --> Reverts: flutter#166784 <!-- end_original_pr_link --> <!-- start_initiating_author --> Initiated by: jonahwilliams <!-- end_initiating_author --> <!-- start_revert_reason --> Reason for reverting: didn't do enough, going to try something different. <!-- end_revert_reason --> <!-- start_original_pr_author --> Original PR Author: jonahwilliams <!-- end_original_pr_author --> <!-- start_reviewers --> Reviewed By: {matanlurey} <!-- end_reviewers --> <!-- start_revert_body --> This change reverts the following previous change: Once we've created the Vulkan context, lets just use it - creating it isn't free. See numbers. Also change AHB swapchain to lazily create images, which will also improve startup and will be added to an opt in list to test startup performance. ``` ════════════════════════════╡ ••• Raw results ••• ╞═════════════════════════════ timeToFirstFrameMicros: A: 371525.00 225155.00 B: 254054.00 254668.00 timeToFirstFrameRasterizedMicros: A: 781015.00 555791.00 B: 527163.00 526827.00 ═════════════════════════╡ ••• Final A/B results ••• ╞══════════════════════════ Score Average A (noise) Average B (noise) Speed-up timeToFirstFrameMicros 298340.00 (24.53%) 254361.00 (0.12%) 1.17x timeToFirstFrameRasterizedMicros 668403.00 (16.85%) 526995.00 (0.03%) 1.27x ``` <!-- end_revert_body --> Co-authored-by: auto-submit[bot] <flutter-engprod-team@google.com>
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…g existing vulkan context. (#166784)" (flutter/flutter#166938)
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Reverts: #166784
Initiated by: jonahwilliams
Reason for reverting: didn't do enough, going to try something different.
Original PR Author: jonahwilliams
Reviewed By: {matanlurey}
This change reverts the following previous change:
Once we've created the Vulkan context, lets just use it - creating it isn't free. See numbers. Also change AHB swapchain to lazily create images, which will also improve startup and will be added to an opt in list to test startup performance.