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GS/HW: Enable PABE only when Alpha min is lower than 128. #10153

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merged 1 commit into from
Oct 21, 2023

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lightningterror
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Description of Changes

When alpha min is higher or equal to 128 we will always blend so no need to enable the pabe flag, enable only when alpha min is lower than 128.

Rationale behind Changes

Brrr, less draw calls, less texture barriers.

Suggested Testing Steps

super_robot_wars_alpha ['Draw Calls: -15 [458=>443]', 'Barriers: -21 [191=>170]']
Already tested.

When alpha min is higher or equal to 128 we will always blend so no need to enable the pabe flag, enable only when alpha min is lower than 128.
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Strawberry Shortcake is not exploded

@lightningterror lightningterror merged commit 833cb48 into master Oct 21, 2023
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@lightningterror lightningterror deleted the gs_pabe_optimizations branch October 21, 2023 08:04
@refractionpcsx2
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I hate to use Native x8 to exaggerate the improvement as lower resolutions I was GS limited so it was margin of error.

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@lightningterror
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I hate to use Native x8 to exaggerate the improvement as lower resolutions I was GS limited so it was margin of error.

Need testers with potato gpus :p

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5 participants