d3dx10: Add D3DX10FilterTexture stub.

dlls/d3dx10_43/d3dx10_43.spec

@@ -47,7 +47,7 @@
 @ stub D3DX10CreateTextureFromMemory(ptr ptr long ptr ptr ptr ptr)
 @ stub D3DX10CreateTextureFromResourceA(ptr long str ptr ptr ptr ptr)
 @ stub D3DX10CreateTextureFromResourceW(ptr long wstr ptr ptr ptr ptr)
-@ stub D3DX10FilterTexture(ptr long long)
+@ stdcall D3DX10FilterTexture(ptr long long)
 @ stdcall D3DX10GetFeatureLevel1(ptr ptr)
 @ stub D3DX10GetImageInfoFromFileA(str ptr ptr ptr)
 @ stub D3DX10GetImageInfoFromFileW(wstr ptr ptr ptr)

dlls/d3dx10_43/d3dx10_43_main.c

@@ -188,6 +188,13 @@ HRESULT WINAPI D3DX10CreateDevice(IDXGIAdapter *adapter, D3D10_DRIVER_TYPE drive
     return hr;
 }
 
+HRESULT WINAPI D3DX10FilterTexture(ID3D10Resource *texture, UINT src_level, UINT filter)
+{
+    FIXME("texture %p, src_level %u, filter %#x stub!\n", texture, src_level, filter);
+
+    return E_NOTIMPL;
+}
+
 HRESULT WINAPI D3DX10GetFeatureLevel1(ID3D10Device *device, ID3D10Device1 **device1)
 {
     TRACE("device %p, device1 %p.\n", device, device1);

include/d3dx10tex.h

@@ -108,6 +108,8 @@ extern "C" {
 HRESULT WINAPI D3DX10CreateTextureFromMemory(ID3D10Device *device, const void *src_data, SIZE_T src_data_size,
         D3DX10_IMAGE_LOAD_INFO *loadinfo, ID3DX10ThreadPump *pump, ID3D10Resource **texture, HRESULT *hresult);
 
+HRESULT WINAPI D3DX10FilterTexture(ID3D10Resource *texture, UINT src_level, UINT filter);
+
 HRESULT WINAPI D3DX10GetImageInfoFromMemory(const void *src_data, SIZE_T src_data_size, ID3DX10ThreadPump *pump,
         D3DX10_IMAGE_INFO *img_info, HRESULT *hresult);