wined3d: Move the source alpha blend function to wined3d_blend_state.

dlls/d3d11/device.c

@@ -741,7 +741,6 @@ static void STDMETHODCALLTYPE d3d11_immediate_context_OMSetBlendState(ID3D11Devi
         const D3D11_RENDER_TARGET_BLEND_DESC *d = &desc->RenderTarget[0];
 
         wined3d_device_set_render_state(device->wined3d_device, WINED3D_RS_SEPARATEALPHABLENDENABLE, TRUE);
-        wined3d_device_set_render_state(device->wined3d_device, WINED3D_RS_SRCBLENDALPHA, d->SrcBlendAlpha);
         wined3d_device_set_render_state(device->wined3d_device, WINED3D_RS_DESTBLENDALPHA, d->DestBlendAlpha);
         wined3d_device_set_render_state(device->wined3d_device, WINED3D_RS_BLENDOPALPHA, d->BlendOpAlpha);
     }

dlls/d3d11/state.c

@@ -393,6 +393,7 @@ HRESULT d3d_blend_state_create(struct d3d_device *device, const D3D11_BLEND_DESC
     wined3d_desc.src = desc->RenderTarget[0].SrcBlend;
     wined3d_desc.dst = desc->RenderTarget[0].DestBlend;
     wined3d_desc.op = desc->RenderTarget[0].BlendOp;
+    wined3d_desc.src_alpha = desc->RenderTarget[0].SrcBlendAlpha;
 
     /* We cannot fail after creating a wined3d_blend_state object. It
      * would lead to double free. */

dlls/wined3d/device.c

@@ -3585,6 +3585,7 @@ void CDECL wined3d_device_apply_stateblock(struct wined3d_device *device,
                 case WINED3D_RS_SRCBLEND:
                 case WINED3D_RS_DESTBLEND:
                 case WINED3D_RS_BLENDOP:
+                case WINED3D_RS_SRCBLENDALPHA:
                     set_blend_state = TRUE;
                     break;
 
@@ -3644,6 +3645,7 @@ void CDECL wined3d_device_apply_stateblock(struct wined3d_device *device,
     }
 
     if (set_blend_state || changed->alpha_to_coverage
+            || wined3d_bitmap_is_set(changed->renderState, WINED3D_RS_SEPARATEALPHABLENDENABLE)
             || wined3d_bitmap_is_set(changed->renderState, WINED3D_RS_ADAPTIVETESS_Y))
     {
         struct wined3d_blend_state *blend_state;
@@ -3659,6 +3661,14 @@ void CDECL wined3d_device_apply_stateblock(struct wined3d_device *device,
         desc.src = state->rs[WINED3D_RS_SRCBLEND];
         desc.dst = state->rs[WINED3D_RS_DESTBLEND];
         desc.op = state->rs[WINED3D_RS_BLENDOP];
+        if (state->rs[WINED3D_RS_SEPARATEALPHABLENDENABLE])
+        {
+            desc.src_alpha = state->rs[WINED3D_RS_SRCBLENDALPHA];
+        }
+        else
+        {
+            desc.src_alpha = state->rs[WINED3D_RS_SRCBLEND];
+        }
 
         if (wined3d_bitmap_is_set(changed->renderState, WINED3D_RS_BLENDFACTOR))
             wined3d_color_from_d3dcolor(&colour, state->rs[WINED3D_RS_BLENDFACTOR]);

dlls/wined3d/state.c

@@ -573,8 +573,7 @@ static void state_blend(struct wined3d_context *context, const struct wined3d_st
             return;
         }
 
-        gl_blend_from_d3d(&src_blend_alpha, &dst_blend_alpha,
-                state->render_states[WINED3D_RS_SRCBLENDALPHA],
+        gl_blend_from_d3d(&src_blend_alpha, &dst_blend_alpha, b->desc.src_alpha,
                 state->render_states[WINED3D_RS_DESTBLENDALPHA], rt_format);
 
         GL_EXTCALL(glBlendFuncSeparate(src_blend, dst_blend, src_blend_alpha, dst_blend_alpha));
@@ -4503,7 +4502,6 @@ const struct wined3d_state_entry_template misc_state_template[] =
     { STATE_STREAM_OUTPUT,                                { STATE_STREAM_OUTPUT,                                state_so_warn,      }, WINED3D_GL_EXT_NONE             },
     { STATE_RENDER(WINED3D_RS_EDGEANTIALIAS),             { STATE_RENDER(WINED3D_RS_EDGEANTIALIAS),             state_line_antialias}, WINED3D_GL_EXT_NONE             },
     { STATE_RENDER(WINED3D_RS_SEPARATEALPHABLENDENABLE),  { STATE_BLEND,                                        NULL                }, WINED3D_GL_EXT_NONE             },
-    { STATE_RENDER(WINED3D_RS_SRCBLENDALPHA),             { STATE_BLEND,                                        NULL                }, WINED3D_GL_EXT_NONE             },
     { STATE_RENDER(WINED3D_RS_DESTBLENDALPHA),            { STATE_BLEND,                                        NULL                }, WINED3D_GL_EXT_NONE             },
     { STATE_RENDER(WINED3D_RS_DESTBLENDALPHA),            { STATE_BLEND,                                        NULL                }, WINED3D_GL_EXT_NONE             },
     { STATE_RENDER(WINED3D_RS_BLENDOPALPHA),              { STATE_BLEND,                                        NULL                }, WINED3D_GL_EXT_NONE             },
@@ -5423,6 +5421,7 @@ static void validate_state_table(struct wined3d_state_entry *state_table)
         {174, 177},
         {193, 193},
         {195, 197},
+        {207, 207},
         {  0,   0},
     };
     static const DWORD simple_states[] =

include/wine/wined3d.h

@@ -2033,6 +2033,7 @@ struct wined3d_blend_state_desc
     enum wined3d_blend src;
     enum wined3d_blend dst;
     enum wined3d_blend_op op;
+    enum wined3d_blend src_alpha;
 };
 
 struct wined3d_rasterizer_state_desc