wined3d: Initialization functions don't allocate.

dlls/wined3d/buffer.c

@@ -798,15 +798,21 @@ static void buffer_sync_apple(struct wined3d_buffer *This, DWORD flags, const st
 
     if(!This->query)
     {
-        HRESULT hr;
         TRACE("Creating event query for buffer %p\n", This);
 
-        hr = wined3d_event_query_init(gl_info, &This->query);
-        if(FAILED(hr))
+        if (!wined3d_event_query_supported(gl_info))
+        {
+            FIXME("Event queries not supported, dropping async buffer locks.\n");
+            goto drop_query;
+        }
+
+        This->query = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(*This->query));
+        if (!This->query)
         {
-            ERR("Failed to create an event query, dropping async buffer locks\n");
+            ERR("Failed to allocate event query memory, dropping async buffer locks.\n");
             goto drop_query;
         }
+
         /* Since we don't know about old draws a glFinish is needed once */
         wglFinish();
         return;

dlls/wined3d/query.c

@@ -27,22 +27,9 @@
 WINE_DEFAULT_DEBUG_CHANNEL(d3d);
 #define GLINFO_LOCATION (*gl_info)
 
-HRESULT wined3d_event_query_init(const struct wined3d_gl_info *gl_info, struct wined3d_event_query **query)
+BOOL wined3d_event_query_supported(const struct wined3d_gl_info *gl_info)
 {
-    struct wined3d_event_query *ret;
-    *query = NULL;
-    if (!gl_info->supported[ARB_SYNC] && !gl_info->supported[NV_FENCE]
-        && !gl_info->supported[APPLE_FENCE]) return E_NOTIMPL;
-
-    ret = HeapAlloc(GetProcessHeap(), 0, sizeof(*ret));
-    if (!ret)
-    {
-        ERR("Failed to allocate a wined3d event query structure.\n");
-        return E_OUTOFMEMORY;
-    }
-    ret->context = NULL;
-    *query = ret;
-    return WINED3D_OK;
+    return gl_info->supported[ARB_SYNC] || gl_info->supported[NV_FENCE] || gl_info->supported[APPLE_FENCE];
 }
 
 void wined3d_event_query_destroy(struct wined3d_event_query *query)
@@ -593,7 +580,6 @@ HRESULT query_init(IWineD3DQueryImpl *query, IWineD3DDeviceImpl *device,
         WINED3DQUERYTYPE type, IUnknown *parent)
 {
     const struct wined3d_gl_info *gl_info = &device->adapter->gl_info;
-    HRESULT hr;
 
     switch (type)
     {
@@ -616,9 +602,7 @@ HRESULT query_init(IWineD3DQueryImpl *query, IWineD3DDeviceImpl *device,
 
         case WINED3DQUERYTYPE_EVENT:
             TRACE("Event query.\n");
-            query->lpVtbl = &IWineD3DEventQuery_Vtbl;
-            hr = wined3d_event_query_init(gl_info, (struct wined3d_event_query **) &query->extendedData);
-            if (hr == E_NOTIMPL)
+            if (!wined3d_event_query_supported(gl_info))
             {
                 /* Half-Life 2 needs this query. It does not render the main
                  * menu correctly otherwise. Pretend to support it, faking
@@ -626,9 +610,12 @@ HRESULT query_init(IWineD3DQueryImpl *query, IWineD3DDeviceImpl *device,
                  * lowering performance. */
                 FIXME("Event query: Unimplemented, but pretending to be supported.\n");
             }
-            else if(FAILED(hr))
+            query->lpVtbl = &IWineD3DEventQuery_Vtbl;
+            query->extendedData = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(struct wined3d_event_query));
+            if (!query->extendedData)
             {
-                return hr;
+                ERR("Failed to allocate event query memory.\n");
+                return E_OUTOFMEMORY;
             }
             break;
 

dlls/wined3d/wined3d_private.h

@@ -1033,11 +1033,11 @@ enum wined3d_event_query_result
     WINED3D_EVENT_QUERY_ERROR
 };
 
-HRESULT wined3d_event_query_init(const struct wined3d_gl_info *gl_info, struct wined3d_event_query **query) DECLSPEC_HIDDEN;
 void wined3d_event_query_destroy(struct wined3d_event_query *query) DECLSPEC_HIDDEN;
 enum wined3d_event_query_result wined3d_event_query_test(struct wined3d_event_query *query, IWineD3DDeviceImpl *device) DECLSPEC_HIDDEN;
 enum wined3d_event_query_result wined3d_event_query_finish(struct wined3d_event_query *query, IWineD3DDeviceImpl *device) DECLSPEC_HIDDEN;
 void wined3d_event_query_issue(struct wined3d_event_query *query, IWineD3DDeviceImpl *device) DECLSPEC_HIDDEN;
+HRESULT wined3d_event_query_supported(const struct wined3d_gl_info *gl_info) DECLSPEC_HIDDEN;
 
 struct wined3d_context
 {