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D3D: Properly handle dual source blending

This commit is contained in:
iwubcode 2017-09-05 22:07:47 -05:00
parent b96e4a2bce
commit 1ccfccdcf0
1 changed files with 9 additions and 6 deletions
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15
Source/Core/VideoBackends/D3D/D3DState.cpp
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@ -404,14 +404,17 @@ ID3D11BlendState* StateCache::Get(BlendingState state)
if (state.alphaupdate)
tdesc.RenderTargetWriteMask |= D3D11_COLOR_WRITE_ENABLE_ALPHA;
static constexpr std::array<D3D11_BLEND, 8> src_factors = {
const bool use_dual_source = state.usedualsrc;
const std::array<D3D11_BLEND, 8> src_factors = {
{D3D11_BLEND_ZERO, D3D11_BLEND_ONE, D3D11_BLEND_DEST_COLOR, D3D11_BLEND_INV_DEST_COLOR,
D3D11_BLEND_SRC1_ALPHA, D3D11_BLEND_INV_SRC1_ALPHA, D3D11_BLEND_DEST_ALPHA,
D3D11_BLEND_INV_DEST_ALPHA}};
static constexpr std::array<D3D11_BLEND, 8> dst_factors = {
use_dual_source ? D3D11_BLEND_SRC1_ALPHA : D3D11_BLEND_SRC_ALPHA,
use_dual_source ? D3D11_BLEND_INV_SRC1_ALPHA : D3D11_BLEND_INV_SRC_ALPHA,
D3D11_BLEND_DEST_ALPHA, D3D11_BLEND_INV_DEST_ALPHA}};
const std::array<D3D11_BLEND, 8> dst_factors = {
{D3D11_BLEND_ZERO, D3D11_BLEND_ONE, D3D11_BLEND_SRC_COLOR, D3D11_BLEND_INV_SRC_COLOR,
D3D11_BLEND_SRC1_ALPHA, D3D11_BLEND_INV_SRC1_ALPHA, D3D11_BLEND_DEST_ALPHA,
D3D11_BLEND_INV_DEST_ALPHA}};
use_dual_source ? D3D11_BLEND_SRC1_ALPHA : D3D11_BLEND_SRC_ALPHA,
use_dual_source ? D3D11_BLEND_INV_SRC1_ALPHA : D3D11_BLEND_INV_SRC_ALPHA,
D3D11_BLEND_DEST_ALPHA, D3D11_BLEND_INV_DEST_ALPHA}};
tdesc.SrcBlend = src_factors[state.srcfactor];
tdesc.SrcBlendAlpha = src_factors[state.srcfactoralpha];