/* * Copyright (C) 2012 Google Inc. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */ #ifndef CCQuadCuller_h #define CCQuadCuller_h #include "cc/CCRenderPass.h" namespace WebCore { class CCLayerImpl; class CCOverdrawMetrics; class CCQuadCuller { public: // Passing 0 for CCOverdrawCounts* is valid, and disable the extra computation // done to estimate over draw statistics. CCQuadCuller(CCQuadList&, CCLayerImpl*, const CCOcclusionTrackerImpl*); // Returns true if the quad is added to the list, and false if the quad is entirely culled. virtual bool append(PassOwnPtr<CCDrawQuad> passDrawQuad); virtual bool appendSurface(PassOwnPtr<CCDrawQuad> passDrawQuad); virtual bool appendReplica(PassOwnPtr<CCDrawQuad> passDrawQuad); private: CCQuadList& m_quadList; CCLayerImpl* m_layer; const CCOcclusionTrackerImpl* m_occlusionTracker; }; } #endif // CCQuadCuller_h