C++ (Cpp) GetTextureHost示例

示例#1

文件： ImageHost.cpp 项目： chiehwen/mozilla-central

bool
ImageHostBuffered::Update(const SurfaceDescriptor& aImage,
                          SurfaceDescriptor* aResult) {
  if (!GetTextureHost()) {
    *aResult = aImage;
    return false;
  }
  GetTextureHost()->SwapTextures(aImage, aResult);
  return GetTextureHost()->IsValid();
}

示例#2

bool
CompositableHost::Update(const SurfaceDescriptor& aImage,
                         SurfaceDescriptor* aResult)
{
  if (!GetTextureHost()) {
    *aResult = aImage;
    return false;
  }
  MOZ_ASSERT(!GetTextureHost()->GetBuffer(),
             "This path not suitable for texture-level double buffering.");
  GetTextureHost()->Update(aImage);
  *aResult = aImage;
  return GetTextureHost()->IsValid();
}

示例#3

文件： CompositableHost.cpp 项目： jalbertbowden/mozilla-central

bool
CompositableHost::AddMaskEffect(EffectChain& aEffects,
                                const gfx::Matrix4x4& aTransform,
                                bool aIs3D)
{
  RefPtr<TextureSource> source;
  RefPtr<DeprecatedTextureHost> oldHost = GetDeprecatedTextureHost();
  if (oldHost) {
    oldHost->Lock();
    source = oldHost;
  } else {
    RefPtr<TextureHost> host = GetTextureHost();
    if (host) {
      host->Lock();
      source = host->GetTextureSources();
    }
  }

  if (!source) {
    NS_WARNING("Using compositable with no texture host as mask layer");
    return false;
  }

  RefPtr<EffectMask> effect = new EffectMask(source,
                                             source->GetSize(),
                                             aTransform);
  effect->mIs3D = aIs3D;
  aEffects.mSecondaryEffects[EFFECT_MASK] = effect;
  return true;
}

示例#4

文件： CompositableHost.cpp 项目： thiagolacerda/mozilla-central

void
CompositableHost::AddTextureHost(TextureHost* aTexture)
{
  MOZ_ASSERT(aTexture);
  MOZ_ASSERT(GetTextureHost(aTexture->GetID()) == nullptr,
             "A texture is already present with this ID");
  RefPtr<TextureHost> second = mFirstTexture;
  mFirstTexture = aTexture;
  aTexture->SetNextSibling(second);
}

示例#5

文件： CompositableHost.cpp 项目： jalbertbowden/mozilla-central

void
CompositableHost::RemoveMaskEffect()
{
  RefPtr<DeprecatedTextureHost> oldHost = GetDeprecatedTextureHost();
  if (oldHost) {
    oldHost->Unlock();
  } else {
    RefPtr<TextureHost> host = GetTextureHost();
    if (host) {
      host->Unlock();
    }
  }
}

示例#6

bool
CompositableHost::AddMaskEffect(EffectChain& aEffects,
                                const gfx::Matrix4x4& aTransform,
                                bool aIs3D)
{
  RefPtr<TextureSource> source = GetTextureHost();
  RefPtr<EffectMask> effect = new EffectMask(source,
                                             source->GetSize(),
                                             aTransform);
  effect->mIs3D = aIs3D;
  aEffects.mSecondaryEffects[EFFECT_MASK] = effect;
  return true;
}