wined3d: Move wined3drs_fogdensity to the state table.

dlls/wined3d/device.c

@@ -3380,15 +3380,8 @@ static HRESULT WINAPI IWineD3DDeviceImpl_SetRenderState(IWineD3DDevice *iface, W
     case WINED3DRS_FOGEND                    :
     case WINED3DRS_RANGEFOGENABLE            :
     case WINED3DRS_FOGCOLOR                  :
-        StateTable[STATE_RENDER(State)].apply(STATE_RENDER(State), This->stateBlock);
-        break;
-
     case WINED3DRS_FOGDENSITY                :
-        {
-            tmpvalue.d = Value;
-            glFogfv(GL_FOG_DENSITY, &tmpvalue.f);
-            checkGLcall("glFogf(GL_FOG_DENSITY, (float) Value)");
-        }
+        StateTable[STATE_RENDER(State)].apply(STATE_RENDER(State), This->stateBlock);
         break;
 
     case WINED3DRS_VERTEXBLEND               :

dlls/wined3d/state.c

@@ -800,6 +800,16 @@ static void state_fogcolor(DWORD state, IWineD3DStateBlockImpl *stateblock) {
     checkGLcall("glFog GL_FOG_COLOR");
 }
 
+static void state_fogdensity(DWORD state, IWineD3DStateBlockImpl *stateblock) {
+    union {
+        DWORD d;
+        float f;
+    } tmpvalue;
+    tmpvalue.d = stateblock->renderState[WINED3DRS_FOGDENSITY];
+    glFogfv(GL_FOG_DENSITY, &tmpvalue.f);
+    checkGLcall("glFogf(GL_FOG_DENSITY, (float) Value)");
+}
+
 const struct StateEntry StateTable[] =
 {
       /* State name                                         representative,                                     apply function */
@@ -841,7 +851,7 @@ const struct StateEntry StateTable[] =
     { /* 35, WINED3DRS_FOGTABLEMODE                 */      STATE_RENDER(WINED3DRS_FOGENABLE),                  state_fog           },
     { /* 36, WINED3DRS_FOGSTART                     */      STATE_RENDER(WINED3DRS_FOGENABLE),                  state_fog           },
     { /* 37, WINED3DRS_FOGEND                       */      STATE_RENDER(WINED3DRS_FOGENABLE),                  state_fog           },
-    { /* 38, WINED3DRS_FOGDENSITY                   */      STATE_RENDER(WINED3DRS_FOGDENSITY),                 state_unknown       },
+    { /* 38, WINED3DRS_FOGDENSITY                   */      STATE_RENDER(WINED3DRS_FOGDENSITY),                 state_fogdensity    },
     { /* 39, WINED3DRS_STIPPLEENABLE                */      STATE_RENDER(WINED3DRS_STIPPLEENABLE),              state_unknown       },
     { /* 40, WINED3DRS_EDGEANTIALIAS                */      STATE_RENDER(WINED3DRS_ALPHABLENDENABLE),           state_blend         },
     { /* 41, WINED3DRS_COLORKEYENABLE               */      STATE_RENDER(WINED3DRS_ALPHATESTENABLE),            state_alpha         },