d3d10core/tests: Add a test for dual source blending.

dlls/d3d10core/tests/d3d10core.c

@@ -18286,6 +18286,73 @@ static void test_independent_blend(void)
     release_test_context(&test_context);
 }
 
+static void test_dual_source_blend(void)
+{
+    struct d3d10core_test_context test_context;
+    ID3D10BlendState *blend_state;
+    D3D10_BLEND_DESC blend_desc;
+    ID3D10PixelShader *ps;
+    ID3D10Device *device;
+    DWORD color;
+    HRESULT hr;
+
+    static const DWORD ps_code[] =
+    {
+#if 0
+        void main(float4 position : SV_Position,
+                out float4 t0 : SV_Target0, out float4 t1 : SV_Target1)
+        {
+            t0 = float4(0.5, 0.5, 0.0, 1.0);
+            t1 = float4(0.0, 0.5, 0.5, 0.0);
+        }
+#endif
+        0x43425844, 0x87120d01, 0xa0014738, 0x3a32d86c, 0x9d757441, 0x00000001, 0x00000118, 0x00000003,
+        0x0000002c, 0x00000060, 0x000000ac, 0x4e475349, 0x0000002c, 0x00000001, 0x00000008, 0x00000020,
+        0x00000000, 0x00000001, 0x00000003, 0x00000000, 0x0000000f, 0x505f5653, 0x7469736f, 0x006e6f69,
+        0x4e47534f, 0x00000044, 0x00000002, 0x00000008, 0x00000038, 0x00000000, 0x00000000, 0x00000003,
+        0x00000000, 0x0000000f, 0x00000038, 0x00000001, 0x00000000, 0x00000003, 0x00000001, 0x0000000f,
+        0x545f5653, 0x65677261, 0xabab0074, 0x52444853, 0x00000064, 0x00000040, 0x00000019, 0x03000065,
+        0x001020f2, 0x00000000, 0x03000065, 0x001020f2, 0x00000001, 0x08000036, 0x001020f2, 0x00000000,
+        0x00004002, 0x3f000000, 0x3f000000, 0x00000000, 0x3f000000, 0x08000036, 0x001020f2, 0x00000001,
+        0x00004002, 0x00000000, 0x3f000000, 0x3f000000, 0x00000000, 0x0100003e
+    };
+
+    static const float clear_color[] = {0.7f, 0.0f, 1.0f, 1.0f};
+
+    if (!init_test_context(&test_context))
+        return;
+
+    device = test_context.device;
+
+    hr = ID3D10Device_CreatePixelShader(device, ps_code, sizeof(ps_code), &ps);
+    ok(SUCCEEDED(hr), "Failed to create pixel shader, hr %#x.\n", hr);
+    ID3D10Device_PSSetShader(device, ps);
+
+    memset(&blend_desc, 0, sizeof(blend_desc));
+    blend_desc.BlendEnable[0] = TRUE;
+    blend_desc.SrcBlend = D3D10_BLEND_SRC1_COLOR;
+    blend_desc.DestBlend = D3D10_BLEND_SRC1_COLOR;
+    blend_desc.BlendOp = D3D10_BLEND_OP_ADD;
+    blend_desc.SrcBlendAlpha = D3D10_BLEND_ONE;
+    blend_desc.DestBlendAlpha = D3D10_BLEND_ZERO;
+    blend_desc.BlendOpAlpha = D3D10_BLEND_OP_ADD;
+    blend_desc.RenderTargetWriteMask[0] = D3D10_COLOR_WRITE_ENABLE_ALL;
+
+    hr = ID3D10Device_CreateBlendState(device, &blend_desc, &blend_state);
+    ok(hr == S_OK, "Failed to create blend state, hr %#x.\n", hr);
+    ID3D10Device_OMSetBlendState(device, blend_state, NULL, D3D10_DEFAULT_SAMPLE_MASK);
+
+    ID3D10Device_ClearRenderTargetView(device, test_context.backbuffer_rtv, clear_color);
+    draw_quad(&test_context);
+
+    color = get_texture_color(test_context.backbuffer, 320, 240);
+    ok(compare_color(color, 0x80804000, 1), "Got unexpected color 0x%08x.\n", color);
+
+    ID3D10BlendState_Release(blend_state);
+    ID3D10PixelShader_Release(ps);
+    release_test_context(&test_context);
+}
+
 START_TEST(d3d10core)
 {
     unsigned int argc, i;
@@ -18406,6 +18473,7 @@ START_TEST(d3d10core)
     queue_test(test_desktop_window);
     queue_test(test_color_mask);
     queue_test(test_independent_blend);
+    queue_test(test_dual_source_blend);
 
     run_queued_tests();