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GSdx-d3d: Add some comments in blendmap enums.

This commit is contained in:
lightningterror 2018-10-06 08:26:45 +02:00
parent 4a2549ef24
commit e44fc33d48
1 changed files with 4 additions and 0 deletions
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4
plugins/GSdx/GSDeviceDX.cpp
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@ -154,6 +154,10 @@ bool GSDeviceDX::SetFeatureLevel(D3D_FEATURE_LEVEL level, bool compat_mode)
// 1211 Cd*(1 + Ad) => Source * Dest color + Dest * Dest alpha
// 1221 Cd*(1 + F) => Source * Dest color + Dest * Factor
// Special blending method table:
// # (tricky) => 1 * Cd + Cd * F => Use (Cd, F) as factor of color (1, Cd)
// * (bogus) => C * (1 + F ) + ... => factor is always bigger than 1 (except above case)
const GSDeviceDX::D3D9Blend GSDeviceDX::m_blendMapD3D9[3*3*3*3] =
{
{0, D3DBLENDOP_ADD , D3DBLEND_ONE , D3DBLEND_ZERO} , // 0000: (Cs - Cs)*As + Cs ==> Cs