From: Henri Verbeet <hverbeet@gmail.com>
Subject: Re: [PATCH 2/5] wined3d: Don't handle dual source blending for <= SM3 shaders.
Message-Id: <CAOsNvwxv3vhpTN18=ApkSijQLhu86htJkezJSqwxQ0V0sD+B7Q@mail.gmail.com>
Date: Wed, 25 Mar 2020 22:06:19 +0430
In-Reply-To: <CABvNrtOHW+ATf_1_HEXf0zzN-Z+YSL=mhPCCpNd5x3ZayWTZ7g@mail.gmail.com>
References: <20200324163524.339139-1-mbruni@codeweavers.com> <20200324163524.339139-2-mbruni@codeweavers.com> <CAOsNvwxQZ3i3FrJr3FUd38VTZo175vaFPeEcuX0UY8owKQ7=Xw@mail.gmail.com> <CABvNrtOHW+ATf_1_HEXf0zzN-Z+YSL=mhPCCpNd5x3ZayWTZ7g@mail.gmail.com>

On Wed, 25 Mar 2020 at 00:58, Matteo Bruni <matteo.mystral@gmail.com> wrote:
> On Tue, Mar 24, 2020 at 8:28 PM Henri Verbeet <hverbeet@gmail.com> wrote:
> > On Tue, 24 Mar 2020 at 21:06, Matteo Bruni <mbruni@codeweavers.com> wrote:
> > >
> > > It was only introduced with SM4.
> > >
> > Actually, d3d9ex has D3DBLEND_SRCCOLOR2 and D3DBLEND_INVSRCCOLOR2. I
> > don't know whether they would currently work, but they're there.
>
> According to d3d9ex.c:test_device_caps() they are only supported on
> the reference rasterizer and WARP. I haven't tried to force them on
> actual HW though.

That's interesting. Note though that in Wine we don't have a separate
refrast/WARP implementation yet.