ShuriZma
/
pcsx2
mirror of https://github.com/PCSX2/pcsx2.git
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

GS-hw: Move the blend mix alpha check after sw blending selection. 

Optimization.
This commit is contained in:
lightningterror 2021-12-21 02:36:03 +01:00
parent bf8dc05fac
commit 013c9072b9
1 changed files with 2 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
pcsx2/GS/Renderers/HW/GSRendererNew.cpp
View File

@ -541,8 +541,6 @@ void GSRendererNew::EmulateBlending(bool& DATE_GL42, bool& DATE_GL45)
const bool blend_mix2 = !!(blend_flag & BLEND_MIX2); const bool blend_mix2 = !!(blend_flag & BLEND_MIX2);
const bool blend_mix3 = !!(blend_flag & BLEND_MIX3); const bool blend_mix3 = !!(blend_flag & BLEND_MIX3);
bool blend_mix = (blend_mix1 || blend_mix2 || blend_mix3); bool blend_mix = (blend_mix1 || blend_mix2 || blend_mix3);
// Do not enable if As > 128 or F > 128, hw blend clamps to 1
blend_mix &= !((ALPHA.C == 0 && GetAlphaMinMax().max > 128) || (ALPHA.C == 2 && ALPHA.FIX > 128u));
// SW Blend is (nearly) free. Let's use it. // SW Blend is (nearly) free. Let's use it.
const bool impossible_or_free_blend = (blend_flag & BLEND_A_MAX) // Impossible blending const bool impossible_or_free_blend = (blend_flag & BLEND_A_MAX) // Impossible blending
@ -590,6 +588,8 @@ void GSRendererNew::EmulateBlending(bool& DATE_GL42, bool& DATE_GL45)
if (m_sw_blending != AccBlendLevel::None) if (m_sw_blending != AccBlendLevel::None)
{ {
blend_mix &= !sw_blending; blend_mix &= !sw_blending;
// Do not enable if As > 128 or F > 128, hw blend clamps to 1
blend_mix &= !((ALPHA.C == 0 && GetAlphaMinMax().max > 128) || (ALPHA.C == 2 && ALPHA.FIX > 128u));
sw_blending |= blend_mix; sw_blending |= blend_mix;
} }