wined3d: Simplify wined3d_cs_emit_clear() slightly.

dlls/wined3d/cs.c

@@ -600,22 +600,20 @@ static void wined3d_cs_exec_clear(struct wined3d_cs *cs, const void *data)
 void wined3d_cs_emit_clear(struct wined3d_cs *cs, DWORD rect_count, const RECT *rects,
         DWORD flags, const struct wined3d_color *color, float depth, DWORD stencil)
 {
-    unsigned int rt_count = cs->device->adapter->d3d_info.limits.max_rt_count;
     const struct wined3d_state *state = &cs->device->state;
     const struct wined3d_viewport *vp = &state->viewports[0];
     struct wined3d_rendertarget_view *view;
     struct wined3d_cs_clear *op;
+    unsigned int rt_count, i;
     RECT view_rect;
-    unsigned int i;
+
+    rt_count = flags & WINED3DCLEAR_TARGET ? cs->device->adapter->d3d_info.limits.max_rt_count : 0;
 
     op = wined3d_cs_require_space(cs, FIELD_OFFSET(struct wined3d_cs_clear, rects[rect_count]),
             WINED3D_CS_QUEUE_DEFAULT);
     op->opcode = WINED3D_CS_OP_CLEAR;
     op->flags = flags;
-    if (flags & WINED3DCLEAR_TARGET)
     op->rt_count = rt_count;
-    else
-        op->rt_count = 0;
     op->fb = &cs->fb;
     SetRect(&op->draw_rect, vp->x, vp->y, vp->x + vp->width, vp->y + vp->height);
     if (state->render_states[WINED3D_RS_SCISSORTESTENABLE])
@@ -626,8 +624,6 @@ void wined3d_cs_emit_clear(struct wined3d_cs *cs, DWORD rect_count, const RECT *
     op->rect_count = rect_count;
     memcpy(op->rects, rects, sizeof(*rects) * rect_count);
 
-    if (flags & WINED3DCLEAR_TARGET)
-    {
     for (i = 0; i < rt_count; ++i)
     {
         if ((view = state->fb->render_targets[i]))
@@ -637,7 +633,6 @@ void wined3d_cs_emit_clear(struct wined3d_cs *cs, DWORD rect_count, const RECT *
             wined3d_resource_acquire(view->resource);
         }
     }
-    }
     if (flags & (WINED3DCLEAR_ZBUFFER | WINED3DCLEAR_STENCIL))
     {
         view = state->fb->depth_stencil;