wined3d: Prevent some console spamming.

dlls/wined3d/state.c

@@ -203,14 +203,18 @@ static void state_zfunc(DWORD state, IWineD3DStateBlockImpl *stateblock, WineD3D
 
     if(glParm) {
         if(glParm == GL_EQUAL || glParm == GL_NOTEQUAL) {
+            static BOOL once = FALSE;
             /* There are a few issues with this: First, our inability to
              * select a proper Z depth, most of the time we're stuck with
              * D24S8, even if the app selects D32 or D16. There seem to be
              * some other precision problems which have to be debugged to
              * make NOTEQUAL and EQUAL work properly
              */
+            if(!once) {
+                once = TRUE;
                 FIXME("D3DCMP_NOTEQUAL and D3DCMP_EQUAL do not work correctly yet\n");
             }
+        }
 
         glDepthFunc(glParm);
         checkGLcall("glDepthFunc");
@@ -2553,9 +2557,13 @@ static void state_vertexblend(DWORD state, IWineD3DStateBlockImpl *stateblock, W
                     stateblock->wineD3DDevice->vertexBlendUsed = TRUE;
                 }
             } else {
+                static BOOL once = FALSE;
+                if(!once) {
+                    once = TRUE;
                     /* TODO: Implement vertex blending in drawStridedSlow */
                     FIXME("Vertex blending enabled, but not supported by hardware\n");
                 }
+            }
             break;
 
         case WINED3DVBF_DISABLE: