cc/CCRenderPassDrawQuad.cpp

   1 // Copyright 2011 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #include "config.h"
   6
   7 #include "CCRenderPassDrawQuad.h"
   8
   9 namespace WebCore {
  10
  11 PassOwnPtr<CCRenderPassDrawQuad> CCRenderPassDrawQuad::create(const CCSharedQuadState* sharedQuadState, const IntRect& quadRect, CCRenderPass::Id renderPassId, bool isReplica, const CCResourceProvider::ResourceId maskResourceId, const IntRect& contentsChangedSinceLastFrame, float maskTexCoordScaleX, float maskTexCoordScaleY, float maskTexCoordOffsetX, float maskTexCoordOffsetY)
  12 {
  13     return adoptPtr(new CCRenderPassDrawQuad(sharedQuadState, quadRect, renderPassId, isReplica, maskResourceId, contentsChangedSinceLastFrame, maskTexCoordScaleX, maskTexCoordScaleY, maskTexCoordOffsetX, maskTexCoordOffsetY));
  14 }
  15
  16 CCRenderPassDrawQuad::CCRenderPassDrawQuad(const CCSharedQuadState* sharedQuadState, const IntRect& quadRect, CCRenderPass::Id renderPassId, bool isReplica, CCResourceProvider::ResourceId maskResourceId, const IntRect& contentsChangedSinceLastFrame, float maskTexCoordScaleX, float maskTexCoordScaleY, float maskTexCoordOffsetX, float maskTexCoordOffsetY)
  17     : CCDrawQuad(sharedQuadState, CCDrawQuad::RenderPass, quadRect)
  18     , m_renderPassId(renderPassId)
  19     , m_isReplica(isReplica)
  20     , m_maskResourceId(maskResourceId)
  21     , m_contentsChangedSinceLastFrame(contentsChangedSinceLastFrame)
  22     , m_maskTexCoordScaleX(maskTexCoordScaleX)
  23     , m_maskTexCoordScaleY(maskTexCoordScaleY)
  24     , m_maskTexCoordOffsetX(maskTexCoordOffsetX)
  25     , m_maskTexCoordOffsetY(maskTexCoordOffsetY)
  26 {
  27     ASSERT(m_renderPassId.layerId > 0);
  28     ASSERT(m_renderPassId.index >= 0);
  29 }
  30
  31 const CCRenderPassDrawQuad* CCRenderPassDrawQuad::materialCast(const CCDrawQuad* quad)
  32 {
  33     ASSERT(quad->material() == CCDrawQuad::RenderPass);
  34     return static_cast<const CCRenderPassDrawQuad*>(quad);
  35 }
  36
  37 PassOwnPtr<CCRenderPassDrawQuad> CCRenderPassDrawQuad::copy(const CCSharedQuadState* copiedSharedQuadState, CCRenderPass::Id copiedRenderPassId) const
  38 {
  39     unsigned bytes = size();
  40     ASSERT(bytes);
  41
  42     OwnPtr<CCRenderPassDrawQuad> copyQuad(adoptPtr(reinterpret_cast<CCRenderPassDrawQuad*>(new char[bytes])));
  43     memcpy(copyQuad.get(), this, bytes);
  44     copyQuad->setSharedQuadState(copiedSharedQuadState);
  45     copyQuad->m_renderPassId = copiedRenderPassId;
  46
  47     return copyQuad.release();
  48 }
  49
  50 }