ddraw: Remove a useless function.

dlls/ddraw/ddraw_private.h

@@ -653,8 +653,6 @@ void DDRAW_dump_cooperativelevel(DWORD cooplevel) DECLSPEC_HIDDEN;
  * IDirect3DExecuteBuffer isn't in WineD3D */
 void multiply_matrix(LPD3DMATRIX dest, const D3DMATRIX *src1, const D3DMATRIX *src2) DECLSPEC_HIDDEN;
 
-void multiply_matrix_D3D_way(LPD3DMATRIX result, const D3DMATRIX *m1, const D3DMATRIX *m2) DECLSPEC_HIDDEN;
-
 /* Helper function in main.c */
 BOOL LoadWineD3D(void) DECLSPEC_HIDDEN;
 

dlls/ddraw/device.c

@@ -4502,11 +4502,11 @@ IDirect3DDeviceImpl_7_ComputeSphereVisibility(IDirect3DDevice7 *iface,
     if ( hr != DD_OK ) return DDERR_INVALIDPARAMS;
     hr = IDirect3DDeviceImpl_7_GetTransform(iface, D3DTRANSFORMSTATE_VIEW, &temp);
     if ( hr != DD_OK ) return DDERR_INVALIDPARAMS;
-    multiply_matrix_D3D_way(&m, &m, &temp);
+    multiply_matrix(&m, &temp, &m);
 
     hr = IDirect3DDeviceImpl_7_GetTransform(iface, D3DTRANSFORMSTATE_PROJECTION, &temp);
     if ( hr != DD_OK ) return DDERR_INVALIDPARAMS;
-    multiply_matrix_D3D_way(&m, &m, &temp);
+    multiply_matrix(&m, &temp, &m);
 
 /* Left plane */
     vec[0].u1.x = m._14 + m._11;

dlls/ddraw/utils.c

@@ -1172,30 +1172,6 @@ multiply_matrix(D3DMATRIX *dest,
     memcpy(dest, &temp, 16 * sizeof(D3DVALUE));
 }
 
-void multiply_matrix_D3D_way(D3DMATRIX* result, const D3DMATRIX *m1, const D3DMATRIX *m2)
-{
-    D3DMATRIX temp;
-
-    temp._11 = m1->_11 * m2->_11 + m1->_12 * m2->_21 + m1->_13 * m2->_31 + m1->_14 * m2->_41;
-    temp._12 = m1->_11 * m2->_12 + m1->_12 * m2->_22 + m1->_13 * m2->_32 + m1->_14 * m2->_42;
-    temp._13 = m1->_11 * m2->_13 + m1->_12 * m2->_23 + m1->_13 * m2->_33 + m1->_14 * m2->_43;
-    temp._14 = m1->_11 * m2->_14 + m1->_12 * m2->_24 + m1->_13 * m2->_34 + m1->_14 * m2->_44;
-    temp._21 = m1->_21 * m2->_11 + m1->_22 * m2->_21 + m1->_23 * m2->_31 + m1->_24 * m2->_41;
-    temp._22 = m1->_21 * m2->_12 + m1->_22 * m2->_22 + m1->_23 * m2->_32 + m1->_24 * m2->_42;
-    temp._23 = m1->_21 * m2->_13 + m1->_22 * m2->_23 + m1->_23 * m2->_33 + m1->_24 * m2->_43;
-    temp._24 = m1->_21 * m2->_14 + m1->_22 * m2->_24 + m1->_23 * m2->_34 + m1->_24 * m2->_44;
-    temp._31 = m1->_31 * m2->_11 + m1->_32 * m2->_21 + m1->_33 * m2->_31 + m1->_34 * m2->_41;
-    temp._32 = m1->_31 * m2->_12 + m1->_32 * m2->_22 + m1->_33 * m2->_32 + m1->_34 * m2->_42;
-    temp._33 = m1->_31 * m2->_13 + m1->_32 * m2->_23 + m1->_33 * m2->_33 + m1->_34 * m2->_43;
-    temp._34 = m1->_31 * m2->_14 + m1->_32 * m2->_24 + m1->_33 * m2->_34 + m1->_34 * m2->_44;
-    temp._41 = m1->_41 * m2->_11 + m1->_42 * m2->_21 + m1->_43 * m2->_31 + m1->_44 * m2->_41;
-    temp._42 = m1->_41 * m2->_12 + m1->_42 * m2->_22 + m1->_43 * m2->_32 + m1->_44 * m2->_42;
-    temp._43 = m1->_41 * m2->_13 + m1->_42 * m2->_23 + m1->_43 * m2->_33 + m1->_44 * m2->_43;
-    temp._44 = m1->_41 * m2->_14 + m1->_42 * m2->_24 + m1->_43 * m2->_34 + m1->_44 * m2->_44;
-
-    *result = temp;
-}
-
 HRESULT
 hr_ddraw_from_wined3d(HRESULT hr)
 {