[PATCH] d3dx9: Implement D3DXComputeTangent

Vijay Kiran Kamuju infyquest at gmail.com
Fri Mar 29 10:41:40 CDT 2019 

From: Alistair Leslie-Hughes <leslie_alistair at hotmail.com>

Added initial tests
From:    Alistair Leslie-Hughes <leslie_alistair at hotmail.com>

Signed-off-by: Alistair Leslie-Hughes <leslie_alistair at hotmail.com>
Signed-off-by: Vijay Kiran Kamuju <infyquest at gmail.com>
---
 dlls/d3dx9_24/d3dx9_24.spec |  2 +-
 dlls/d3dx9_25/d3dx9_25.spec |  2 +-
 dlls/d3dx9_26/d3dx9_26.spec |  2 +-
 dlls/d3dx9_27/d3dx9_27.spec |  2 +-
 dlls/d3dx9_28/d3dx9_28.spec |  2 +-
 dlls/d3dx9_29/d3dx9_29.spec |  2 +-
 dlls/d3dx9_30/d3dx9_30.spec |  2 +-
 dlls/d3dx9_31/d3dx9_31.spec |  2 +-
 dlls/d3dx9_32/d3dx9_32.spec |  2 +-
 dlls/d3dx9_33/d3dx9_33.spec |  2 +-
 dlls/d3dx9_34/d3dx9_34.spec |  2 +-
 dlls/d3dx9_35/d3dx9_35.spec |  2 +-
 dlls/d3dx9_36/d3dx9_36.spec |  2 +-
 dlls/d3dx9_36/mesh.c        | 18 ++++++++++++++++++
 dlls/d3dx9_36/tests/mesh.c  | 34 ++++++++++++++++++++++++++++++++++
 dlls/d3dx9_37/d3dx9_37.spec |  2 +-
 dlls/d3dx9_38/d3dx9_38.spec |  2 +-
 dlls/d3dx9_39/d3dx9_39.spec |  2 +-
 dlls/d3dx9_40/d3dx9_40.spec |  2 +-
 dlls/d3dx9_41/d3dx9_41.spec |  2 +-
 dlls/d3dx9_42/d3dx9_42.spec |  2 +-
 dlls/d3dx9_43/d3dx9_43.spec |  2 +-
 22 files changed, 72 insertions(+), 20 deletions(-)

diff --git a/dlls/d3dx9_24/d3dx9_24.spec b/dlls/d3dx9_24/d3dx9_24.spec
index 7002e2bd57..12fc9b135b 100644
--- a/dlls/d3dx9_24/d3dx9_24.spec
+++ b/dlls/d3dx9_24/d3dx9_24.spec
@@ -20,7 +20,7 @@
 @ stdcall D3DXComputeBoundingSphere(ptr long long ptr ptr)
 @ stdcall D3DXComputeNormalMap(ptr ptr ptr long long float)
 @ stdcall D3DXComputeNormals(ptr ptr)
-@ stub D3DXComputeTangent(ptr long long long long ptr)
+@ stdcall D3DXComputeTangent(ptr long long long long ptr)
 @ stub D3DXComputeTangentFrame(ptr long)
 @ stdcall D3DXComputeTangentFrameEx(ptr long long long long long long long long long ptr float float float ptr ptr)
 @ stub D3DXConcatenateMeshes(ptr long long ptr ptr ptr ptr ptr)
diff --git a/dlls/d3dx9_25/d3dx9_25.spec b/dlls/d3dx9_25/d3dx9_25.spec
index 301000514a..f4ae6318f6 100644
--- a/dlls/d3dx9_25/d3dx9_25.spec
+++ b/dlls/d3dx9_25/d3dx9_25.spec
@@ -20,7 +20,7 @@
 @ stdcall D3DXComputeBoundingSphere(ptr long long ptr ptr)
 @ stdcall D3DXComputeNormalMap(ptr ptr ptr long long float)
 @ stdcall D3DXComputeNormals(ptr ptr)
-@ stub D3DXComputeTangent(ptr long long long long ptr)
+@ stdcall D3DXComputeTangent(ptr long long long long ptr)
 @ stub D3DXComputeTangentFrame(ptr long)
 @ stdcall D3DXComputeTangentFrameEx(ptr long long long long long long long long long ptr float float float ptr ptr)
 @ stub D3DXConcatenateMeshes(ptr long long ptr ptr ptr ptr ptr)
diff --git a/dlls/d3dx9_26/d3dx9_26.spec b/dlls/d3dx9_26/d3dx9_26.spec
index fe641a7c87..56f3f37e4b 100644
--- a/dlls/d3dx9_26/d3dx9_26.spec
+++ b/dlls/d3dx9_26/d3dx9_26.spec
@@ -24,7 +24,7 @@
 @ stub D3DXComputeIMTFromTexture(ptr ptr long long ptr ptr ptr)
 @ stdcall D3DXComputeNormalMap(ptr ptr ptr long long float)
 @ stdcall D3DXComputeNormals(ptr ptr)
-@ stub D3DXComputeTangent(ptr long long long long ptr)
+@ stdcall D3DXComputeTangent(ptr long long long long ptr)
 @ stub D3DXComputeTangentFrame(ptr long)
 @ stdcall D3DXComputeTangentFrameEx(ptr long long long long long long long long long ptr float float float ptr ptr)
 @ stub D3DXConcatenateMeshes(ptr long long ptr ptr ptr ptr ptr)
diff --git a/dlls/d3dx9_27/d3dx9_27.spec b/dlls/d3dx9_27/d3dx9_27.spec
index fe641a7c87..56f3f37e4b 100644
--- a/dlls/d3dx9_27/d3dx9_27.spec
+++ b/dlls/d3dx9_27/d3dx9_27.spec
@@ -24,7 +24,7 @@
 @ stub D3DXComputeIMTFromTexture(ptr ptr long long ptr ptr ptr)
 @ stdcall D3DXComputeNormalMap(ptr ptr ptr long long float)
 @ stdcall D3DXComputeNormals(ptr ptr)
-@ stub D3DXComputeTangent(ptr long long long long ptr)
+@ stdcall D3DXComputeTangent(ptr long long long long ptr)
 @ stub D3DXComputeTangentFrame(ptr long)
 @ stdcall D3DXComputeTangentFrameEx(ptr long long long long long long long long long ptr float float float ptr ptr)
 @ stub D3DXConcatenateMeshes(ptr long long ptr ptr ptr ptr ptr)
diff --git a/dlls/d3dx9_28/d3dx9_28.spec b/dlls/d3dx9_28/d3dx9_28.spec
index acbcf26ebb..0e4f756531 100644
--- a/dlls/d3dx9_28/d3dx9_28.spec
+++ b/dlls/d3dx9_28/d3dx9_28.spec
@@ -24,7 +24,7 @@
 @ stub D3DXComputeIMTFromTexture(ptr ptr long long ptr ptr ptr)
 @ stdcall D3DXComputeNormalMap(ptr ptr ptr long long float)
 @ stdcall D3DXComputeNormals(ptr ptr)
-@ stub D3DXComputeTangent(ptr long long long long ptr)
+@ stdcall D3DXComputeTangent(ptr long long long long ptr)
 @ stub D3DXComputeTangentFrame(ptr long)
 @ stdcall D3DXComputeTangentFrameEx(ptr long long long long long long long long long ptr float float float ptr ptr)
 @ stub D3DXConcatenateMeshes(ptr long long ptr ptr ptr ptr ptr)
diff --git a/dlls/d3dx9_29/d3dx9_29.spec b/dlls/d3dx9_29/d3dx9_29.spec
index acbcf26ebb..0e4f756531 100644
--- a/dlls/d3dx9_29/d3dx9_29.spec
+++ b/dlls/d3dx9_29/d3dx9_29.spec
@@ -24,7 +24,7 @@
 @ stub D3DXComputeIMTFromTexture(ptr ptr long long ptr ptr ptr)
 @ stdcall D3DXComputeNormalMap(ptr ptr ptr long long float)
 @ stdcall D3DXComputeNormals(ptr ptr)
-@ stub D3DXComputeTangent(ptr long long long long ptr)
+@ stdcall D3DXComputeTangent(ptr long long long long ptr)
 @ stub D3DXComputeTangentFrame(ptr long)
 @ stdcall D3DXComputeTangentFrameEx(ptr long long long long long long long long long ptr float float float ptr ptr)
 @ stub D3DXConcatenateMeshes(ptr long long ptr ptr ptr ptr ptr)
diff --git a/dlls/d3dx9_30/d3dx9_30.spec b/dlls/d3dx9_30/d3dx9_30.spec
index fdf5ee43b6..12a4e743e0 100644
--- a/dlls/d3dx9_30/d3dx9_30.spec
+++ b/dlls/d3dx9_30/d3dx9_30.spec
@@ -24,7 +24,7 @@
 @ stub D3DXComputeIMTFromTexture(ptr ptr long long ptr ptr ptr)
 @ stdcall D3DXComputeNormalMap(ptr ptr ptr long long float)
 @ stdcall D3DXComputeNormals(ptr ptr)
-@ stub D3DXComputeTangent(ptr long long long long ptr)
+@ stdcall D3DXComputeTangent(ptr long long long long ptr)
 @ stub D3DXComputeTangentFrame(ptr long)
 @ stdcall D3DXComputeTangentFrameEx(ptr long long long long long long long long long ptr float float float ptr ptr)
 @ stub D3DXConcatenateMeshes(ptr long long ptr ptr ptr ptr ptr)
diff --git a/dlls/d3dx9_31/d3dx9_31.spec b/dlls/d3dx9_31/d3dx9_31.spec
index ed842cdaf1..7b6b599c4d 100644
--- a/dlls/d3dx9_31/d3dx9_31.spec
+++ b/dlls/d3dx9_31/d3dx9_31.spec
@@ -24,7 +24,7 @@
 @ stub D3DXComputeIMTFromTexture(ptr ptr long long ptr ptr ptr)
 @ stdcall D3DXComputeNormalMap(ptr ptr ptr long long float)
 @ stdcall D3DXComputeNormals(ptr ptr)
-@ stub D3DXComputeTangent(ptr long long long long ptr)
+@ stdcall D3DXComputeTangent(ptr long long long long ptr)
 @ stub D3DXComputeTangentFrame(ptr long)
 @ stdcall D3DXComputeTangentFrameEx(ptr long long long long long long long long long ptr float float float ptr ptr)
 @ stub D3DXConcatenateMeshes(ptr long long ptr ptr ptr ptr ptr)
diff --git a/dlls/d3dx9_32/d3dx9_32.spec b/dlls/d3dx9_32/d3dx9_32.spec
index af5624c059..79c99f476b 100644
--- a/dlls/d3dx9_32/d3dx9_32.spec
+++ b/dlls/d3dx9_32/d3dx9_32.spec
@@ -24,7 +24,7 @@
 @ stub D3DXComputeIMTFromTexture(ptr ptr long long ptr ptr ptr)
 @ stdcall D3DXComputeNormalMap(ptr ptr ptr long long float)
 @ stdcall D3DXComputeNormals(ptr ptr)
-@ stub D3DXComputeTangent(ptr long long long long ptr)
+@ stdcall D3DXComputeTangent(ptr long long long long ptr)
 @ stub D3DXComputeTangentFrame(ptr long)
 @ stdcall D3DXComputeTangentFrameEx(ptr long long long long long long long long long ptr float float float ptr ptr)
 @ stub D3DXConcatenateMeshes(ptr long long ptr ptr ptr ptr ptr)
diff --git a/dlls/d3dx9_33/d3dx9_33.spec b/dlls/d3dx9_33/d3dx9_33.spec
index af5624c059..79c99f476b 100644
--- a/dlls/d3dx9_33/d3dx9_33.spec
+++ b/dlls/d3dx9_33/d3dx9_33.spec
@@ -24,7 +24,7 @@
 @ stub D3DXComputeIMTFromTexture(ptr ptr long long ptr ptr ptr)
 @ stdcall D3DXComputeNormalMap(ptr ptr ptr long long float)
 @ stdcall D3DXComputeNormals(ptr ptr)
-@ stub D3DXComputeTangent(ptr long long long long ptr)
+@ stdcall D3DXComputeTangent(ptr long long long long ptr)
 @ stub D3DXComputeTangentFrame(ptr long)
 @ stdcall D3DXComputeTangentFrameEx(ptr long long long long long long long long long ptr float float float ptr ptr)
 @ stub D3DXConcatenateMeshes(ptr long long ptr ptr ptr ptr ptr)
diff --git a/dlls/d3dx9_34/d3dx9_34.spec b/dlls/d3dx9_34/d3dx9_34.spec
index af5624c059..79c99f476b 100644
--- a/dlls/d3dx9_34/d3dx9_34.spec
+++ b/dlls/d3dx9_34/d3dx9_34.spec
@@ -24,7 +24,7 @@
 @ stub D3DXComputeIMTFromTexture(ptr ptr long long ptr ptr ptr)
 @ stdcall D3DXComputeNormalMap(ptr ptr ptr long long float)
 @ stdcall D3DXComputeNormals(ptr ptr)
-@ stub D3DXComputeTangent(ptr long long long long ptr)
+@ stdcall D3DXComputeTangent(ptr long long long long ptr)
 @ stub D3DXComputeTangentFrame(ptr long)
 @ stdcall D3DXComputeTangentFrameEx(ptr long long long long long long long long long ptr float float float ptr ptr)
 @ stub D3DXConcatenateMeshes(ptr long long ptr ptr ptr ptr ptr)
diff --git a/dlls/d3dx9_35/d3dx9_35.spec b/dlls/d3dx9_35/d3dx9_35.spec
index af5624c059..79c99f476b 100644
--- a/dlls/d3dx9_35/d3dx9_35.spec
+++ b/dlls/d3dx9_35/d3dx9_35.spec
@@ -24,7 +24,7 @@
 @ stub D3DXComputeIMTFromTexture(ptr ptr long long ptr ptr ptr)
 @ stdcall D3DXComputeNormalMap(ptr ptr ptr long long float)
 @ stdcall D3DXComputeNormals(ptr ptr)
-@ stub D3DXComputeTangent(ptr long long long long ptr)
+@ stdcall D3DXComputeTangent(ptr long long long long ptr)
 @ stub D3DXComputeTangentFrame(ptr long)
 @ stdcall D3DXComputeTangentFrameEx(ptr long long long long long long long long long ptr float float float ptr ptr)
 @ stub D3DXConcatenateMeshes(ptr long long ptr ptr ptr ptr ptr)
diff --git a/dlls/d3dx9_36/d3dx9_36.spec b/dlls/d3dx9_36/d3dx9_36.spec
index de8b12ce03..aa9c785e25 100644
--- a/dlls/d3dx9_36/d3dx9_36.spec
+++ b/dlls/d3dx9_36/d3dx9_36.spec
@@ -24,7 +24,7 @@
 @ stub D3DXComputeIMTFromTexture(ptr ptr long long ptr ptr ptr)
 @ stdcall D3DXComputeNormalMap(ptr ptr ptr long long float)
 @ stdcall D3DXComputeNormals(ptr ptr)
-@ stub D3DXComputeTangent(ptr long long long long ptr)
+@ stdcall D3DXComputeTangent(ptr long long long long ptr)
 @ stub D3DXComputeTangentFrame(ptr long)
 @ stdcall D3DXComputeTangentFrameEx(ptr long long long long long long long long long ptr float float float ptr ptr)
 @ stub D3DXConcatenateMeshes(ptr long long ptr ptr ptr ptr ptr)
diff --git a/dlls/d3dx9_36/mesh.c b/dlls/d3dx9_36/mesh.c
index acbb247767..d4896e08e9 100644
--- a/dlls/d3dx9_36/mesh.c
+++ b/dlls/d3dx9_36/mesh.c
@@ -7509,6 +7509,24 @@ done:
     return hr;
 }
 
+/*************************************************************************
+ * D3DXComputeTangent    (D3DX9_36.@)
+ */
+HRESULT WINAPI D3DXComputeTangent(ID3DXMesh *mesh, DWORD stage_idx, DWORD tangent_idx,
+        DWORD binorm_idx, DWORD wrap, const DWORD *adjacency)
+{
+    TRACE("mesh %p, stage_idx %d, tangent_idx %d, binorm_idx %d, wrap %d, adjacency %p.\n",
+           mesh, stage_idx, tangent_idx, binorm_idx, wrap, adjacency);
+
+    return D3DXComputeTangentFrameEx( mesh, D3DDECLUSAGE_TEXCOORD, stage_idx,
+            ( binorm_idx == D3DX_DEFAULT ) ? D3DX_DEFAULT : D3DDECLUSAGE_BINORMAL,
+            binorm_idx,
+            ( tangent_idx == D3DX_DEFAULT ) ? D3DX_DEFAULT : D3DDECLUSAGE_TANGENT,
+            tangent_idx, D3DX_DEFAULT, 0,
+            ( wrap ? D3DXTANGENT_WRAP_UV : 0 ) | D3DXTANGENT_GENERATE_IN_PLACE | D3DXTANGENT_ORTHOGONALIZE_FROM_U,
+            adjacency, -1.01f, -0.01f, -1.01f, NULL, NULL);
+}
+
 /*************************************************************************
  * D3DXComputeNormals    (D3DX9_36.@)
  */
diff --git a/dlls/d3dx9_36/tests/mesh.c b/dlls/d3dx9_36/tests/mesh.c
index a33ed2cbab..42f48cd23b 100644
--- a/dlls/d3dx9_36/tests/mesh.c
+++ b/dlls/d3dx9_36/tests/mesh.c
@@ -11055,6 +11055,39 @@ static void test_compute_normals(void)
     free_test_context(test_context);
 }
 
+static void test_compute_tangent(void)
+{
+    HRESULT hr;
+    ID3DXMesh *mesh;
+    ID3DXBuffer *adjacency;
+    IDirect3DDevice9 *device;
+    struct test_context *test_context;
+
+    if (!(test_context = new_test_context()))
+    {
+        skip("Couldn't create test context\n");
+        return;
+    }
+    device = test_context->device;
+
+    hr = D3DXCreateBox(device, 1.0f, 1.0f, 1.0f, &mesh, &adjacency);
+    ok(SUCCEEDED(hr), "D3DXCreateBox failed %#x\n", hr);
+
+    /* Check wrong input */
+    hr = D3DXComputeTangent(mesh, 0, D3DX_DEFAULT, D3DX_DEFAULT, 0, NULL);
+    todo_wine ok(hr == D3DERR_INVALIDCALL, "D3DXComputeTangent returned %#x, expected D3DERR_INVALIDCALL\n", hr);
+
+    hr = D3DXComputeTangent(mesh, 0, D3DX_DEFAULT, 0, 0, NULL);
+    todo_wine ok(hr == D3DERR_INVALIDCALL, "D3DXComputeTangent returned %#x, expected D3DERR_INVALIDCALL\n", hr);
+
+    hr = D3DXComputeTangent(mesh, 0, D3DX_DEFAULT, D3DX_DEFAULT, 1, ID3DXBuffer_GetBufferPointer(adjacency));
+    todo_wine ok((hr == D3D_OK)||(hr == D3DERR_INVALIDCALL, "D3DXComputeTangentFrame returned %#x, expected D3D_OK or D3DERR_INVALIDCALL (>=Win 8)\n", hr);
+
+    ID3DXBuffer_Release(adjacency);
+    mesh->lpVtbl->Release(mesh);
+    free_test_context(test_context);
+}
+
 static void D3DXCreateAnimationControllerTest(void)
 {
     HRESULT hr;
@@ -11404,6 +11437,7 @@ START_TEST(mesh)
     test_valid_mesh();
     test_optimize_faces();
     test_compute_normals();
+    test_compute_tangent();
     test_D3DXFrameFind();
     test_load_skin_mesh_from_xof();
 }
diff --git a/dlls/d3dx9_37/d3dx9_37.spec b/dlls/d3dx9_37/d3dx9_37.spec
index de8b12ce03..aa9c785e25 100644
--- a/dlls/d3dx9_37/d3dx9_37.spec
+++ b/dlls/d3dx9_37/d3dx9_37.spec
@@ -24,7 +24,7 @@
 @ stub D3DXComputeIMTFromTexture(ptr ptr long long ptr ptr ptr)
 @ stdcall D3DXComputeNormalMap(ptr ptr ptr long long float)
 @ stdcall D3DXComputeNormals(ptr ptr)
-@ stub D3DXComputeTangent(ptr long long long long ptr)
+@ stdcall D3DXComputeTangent(ptr long long long long ptr)
 @ stub D3DXComputeTangentFrame(ptr long)
 @ stdcall D3DXComputeTangentFrameEx(ptr long long long long long long long long long ptr float float float ptr ptr)
 @ stub D3DXConcatenateMeshes(ptr long long ptr ptr ptr ptr ptr)
diff --git a/dlls/d3dx9_38/d3dx9_38.spec b/dlls/d3dx9_38/d3dx9_38.spec
index de8b12ce03..aa9c785e25 100644
--- a/dlls/d3dx9_38/d3dx9_38.spec
+++ b/dlls/d3dx9_38/d3dx9_38.spec
@@ -24,7 +24,7 @@
 @ stub D3DXComputeIMTFromTexture(ptr ptr long long ptr ptr ptr)
 @ stdcall D3DXComputeNormalMap(ptr ptr ptr long long float)
 @ stdcall D3DXComputeNormals(ptr ptr)
-@ stub D3DXComputeTangent(ptr long long long long ptr)
+@ stdcall D3DXComputeTangent(ptr long long long long ptr)
 @ stub D3DXComputeTangentFrame(ptr long)
 @ stdcall D3DXComputeTangentFrameEx(ptr long long long long long long long long long ptr float float float ptr ptr)
 @ stub D3DXConcatenateMeshes(ptr long long ptr ptr ptr ptr ptr)
diff --git a/dlls/d3dx9_39/d3dx9_39.spec b/dlls/d3dx9_39/d3dx9_39.spec
index de8b12ce03..aa9c785e25 100644
--- a/dlls/d3dx9_39/d3dx9_39.spec
+++ b/dlls/d3dx9_39/d3dx9_39.spec
@@ -24,7 +24,7 @@
 @ stub D3DXComputeIMTFromTexture(ptr ptr long long ptr ptr ptr)
 @ stdcall D3DXComputeNormalMap(ptr ptr ptr long long float)
 @ stdcall D3DXComputeNormals(ptr ptr)
-@ stub D3DXComputeTangent(ptr long long long long ptr)
+@ stdcall D3DXComputeTangent(ptr long long long long ptr)
 @ stub D3DXComputeTangentFrame(ptr long)
 @ stdcall D3DXComputeTangentFrameEx(ptr long long long long long long long long long ptr float float float ptr ptr)
 @ stub D3DXConcatenateMeshes(ptr long long ptr ptr ptr ptr ptr)
diff --git a/dlls/d3dx9_40/d3dx9_40.spec b/dlls/d3dx9_40/d3dx9_40.spec
index de8b12ce03..aa9c785e25 100644
--- a/dlls/d3dx9_40/d3dx9_40.spec
+++ b/dlls/d3dx9_40/d3dx9_40.spec
@@ -24,7 +24,7 @@
 @ stub D3DXComputeIMTFromTexture(ptr ptr long long ptr ptr ptr)
 @ stdcall D3DXComputeNormalMap(ptr ptr ptr long long float)
 @ stdcall D3DXComputeNormals(ptr ptr)
-@ stub D3DXComputeTangent(ptr long long long long ptr)
+@ stdcall D3DXComputeTangent(ptr long long long long ptr)
 @ stub D3DXComputeTangentFrame(ptr long)
 @ stdcall D3DXComputeTangentFrameEx(ptr long long long long long long long long long ptr float float float ptr ptr)
 @ stub D3DXConcatenateMeshes(ptr long long ptr ptr ptr ptr ptr)
diff --git a/dlls/d3dx9_41/d3dx9_41.spec b/dlls/d3dx9_41/d3dx9_41.spec
index de8b12ce03..aa9c785e25 100644
--- a/dlls/d3dx9_41/d3dx9_41.spec
+++ b/dlls/d3dx9_41/d3dx9_41.spec
@@ -24,7 +24,7 @@
 @ stub D3DXComputeIMTFromTexture(ptr ptr long long ptr ptr ptr)
 @ stdcall D3DXComputeNormalMap(ptr ptr ptr long long float)
 @ stdcall D3DXComputeNormals(ptr ptr)
-@ stub D3DXComputeTangent(ptr long long long long ptr)
+@ stdcall D3DXComputeTangent(ptr long long long long ptr)
 @ stub D3DXComputeTangentFrame(ptr long)
 @ stdcall D3DXComputeTangentFrameEx(ptr long long long long long long long long long ptr float float float ptr ptr)
 @ stub D3DXConcatenateMeshes(ptr long long ptr ptr ptr ptr ptr)
diff --git a/dlls/d3dx9_42/d3dx9_42.spec b/dlls/d3dx9_42/d3dx9_42.spec
index c3bd9d52a2..46b7b93bbc 100644
--- a/dlls/d3dx9_42/d3dx9_42.spec
+++ b/dlls/d3dx9_42/d3dx9_42.spec
@@ -24,7 +24,7 @@
 @ stub D3DXComputeIMTFromTexture(ptr ptr long long ptr ptr ptr)
 @ stdcall D3DXComputeNormalMap(ptr ptr ptr long long float)
 @ stdcall D3DXComputeNormals(ptr ptr)
-@ stub D3DXComputeTangent(ptr long long long long ptr)
+@ stdcall D3DXComputeTangent(ptr long long long long ptr)
 @ stub D3DXComputeTangentFrame(ptr long)
 @ stdcall D3DXComputeTangentFrameEx(ptr long long long long long long long long long ptr float float float ptr ptr)
 @ stub D3DXConcatenateMeshes(ptr long long ptr ptr ptr ptr ptr)
diff --git a/dlls/d3dx9_43/d3dx9_43.spec b/dlls/d3dx9_43/d3dx9_43.spec
index c3bd9d52a2..46b7b93bbc 100644
--- a/dlls/d3dx9_43/d3dx9_43.spec
+++ b/dlls/d3dx9_43/d3dx9_43.spec
@@ -24,7 +24,7 @@
 @ stub D3DXComputeIMTFromTexture(ptr ptr long long ptr ptr ptr)
 @ stdcall D3DXComputeNormalMap(ptr ptr ptr long long float)
 @ stdcall D3DXComputeNormals(ptr ptr)
-@ stub D3DXComputeTangent(ptr long long long long ptr)
+@ stdcall D3DXComputeTangent(ptr long long long long ptr)
 @ stub D3DXComputeTangentFrame(ptr long)
 @ stdcall D3DXComputeTangentFrameEx(ptr long long long long long long long long long ptr float float float ptr ptr)
 @ stub D3DXConcatenateMeshes(ptr long long ptr ptr ptr ptr ptr)
-- 
2.21.0

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