d3d10: Implement D3D10StateBlockMaskIntersect().

dlls/d3d10/d3d10.spec

@@ -25,5 +25,5 @@
 @ stdcall D3D10StateBlockMaskEnableAll(ptr)
 @ stdcall D3D10StateBlockMaskEnableCapture(ptr long long long)
 @ stdcall D3D10StateBlockMaskGetSetting(ptr long long)
-@ stub D3D10StateBlockMaskIntersect
+@ stdcall D3D10StateBlockMaskIntersect(ptr ptr ptr)
 @ stub D3D10StateBlockMaskUnion

dlls/d3d10/stateblock.c

@@ -485,3 +485,26 @@ BOOL WINAPI D3D10StateBlockMaskGetSetting(D3D10_STATE_BLOCK_MASK *mask,
             return FALSE;
     }
 }
+
+HRESULT WINAPI D3D10StateBlockMaskIntersect(D3D10_STATE_BLOCK_MASK *mask_x,
+        D3D10_STATE_BLOCK_MASK *mask_y, D3D10_STATE_BLOCK_MASK *result)
+{
+    UINT count = sizeof(*result) / sizeof(DWORD);
+    UINT i;
+
+    TRACE("mask_x %p, mask_y %p, result %p.\n", mask_x, mask_y, result);
+
+    if (!mask_x || !mask_y || !result)
+        return E_INVALIDARG;
+
+    for (i = 0; i < count; ++i)
+    {
+        ((DWORD *)result)[i] = ((DWORD *)mask_x)[i] & ((DWORD *)mask_y)[i];
+    }
+    for (i = count * sizeof(DWORD); i < sizeof(*result); ++i)
+    {
+        ((BYTE *)result)[i] = ((BYTE *)mask_x)[i] & ((BYTE *)mask_y)[i];
+    }
+
+    return S_OK;
+}

dlls/d3d10/tests/device.c

@@ -117,6 +117,17 @@ static void test_stateblock_mask(void)
     hr = D3D10StateBlockMaskDifference(&mask_x, &mask_y, NULL);
     ok(hr == E_INVALIDARG, "Got unexpect hr %#x.\n", hr);
 
+    hr = D3D10StateBlockMaskIntersect(&mask_x, &mask_y, &result);
+    ok(SUCCEEDED(hr), "D3D10StateBlockMaskIntersect failed, hr %#x.\n", hr);
+    ok(result.VS == 0x11, "Got unexpected result.VS %#x.\n", result.VS);
+    ok(result.Predication == 0x88, "Got unexpected result.Predication %#x.\n", result.Predication);
+    hr = D3D10StateBlockMaskIntersect(NULL, &mask_y, &result);
+    ok(hr == E_INVALIDARG, "Got unexpect hr %#x.\n", hr);
+    hr = D3D10StateBlockMaskIntersect(&mask_x, NULL, &result);
+    ok(hr == E_INVALIDARG, "Got unexpect hr %#x.\n", hr);
+    hr = D3D10StateBlockMaskIntersect(&mask_x, &mask_y, NULL);
+    ok(hr == E_INVALIDARG, "Got unexpect hr %#x.\n", hr);
+
     memset(&result, 0xff, sizeof(result));
     hr = D3D10StateBlockMaskDisableAll(&result);
     ok(SUCCEEDED(hr), "D3D10StateBlockMaskDisableAll failed, hr %#x.\n", hr);

include/d3d10effect.h

@@ -842,6 +842,8 @@ HRESULT WINAPI D3D10StateBlockMaskEnableCapture(D3D10_STATE_BLOCK_MASK *mask,
         D3D10_DEVICE_STATE_TYPES state_type, UINT start_idx, UINT count);
 BOOL WINAPI D3D10StateBlockMaskGetSetting(D3D10_STATE_BLOCK_MASK *mask,
         D3D10_DEVICE_STATE_TYPES state_type, UINT idx);
+HRESULT WINAPI D3D10StateBlockMaskIntersect(D3D10_STATE_BLOCK_MASK *mask_x,
+        D3D10_STATE_BLOCK_MASK *mask_y, D3D10_STATE_BLOCK_MASK *result);
 
 #ifdef __cplusplus
 }