SharedGraphicsContext3D::SharedGraphicsContext3D(PassRefPtr<GraphicsContext3D> context, PassOwnPtr<SolidFillShader> solidFillShader, PassOwnPtr<TexShader> texShader, PassOwnPtr<BicubicShader> bicubicShader, PassOwnArrayPtr<OwnPtr<ConvolutionShader> > convolutionShaders, CreationFlags flags)
: m_context(context)
, m_bgraSupported(false)
, m_quadVertices(0)
, m_solidFillShader(solidFillShader)
, m_texShader(texShader)
, m_bicubicShader(bicubicShader)
, m_convolutionShaders(convolutionShaders)
, m_oesStandardDerivativesSupported(false)
, m_flags(flags)
#if USE(SKIA)
, m_grContext(0)
#endif
{
allContexts()->add(this);
Extensions3D* extensions = m_context->getExtensions();
m_bgraSupported = extensions->supports("GL_EXT_texture_format_BGRA8888") && extensions->supports("GL_EXT_read_format_bgra");
if (m_bgraSupported) {
extensions->ensureEnabled("GL_EXT_texture_format_BGRA8888");
extensions->ensureEnabled("GL_EXT_read_format_bgra");
}
m_oesStandardDerivativesSupported = extensions->supports("GL_OES_standard_derivatives");
if (m_oesStandardDerivativesSupported)
extensions->ensureEnabled("GL_OES_standard_derivatives");
}
SharedGraphicsContext3D::~SharedGraphicsContext3D()
{
m_context->deleteBuffer(m_quadVertices);
allContexts()->remove(this);
#if USE(SKIA)
GrSafeUnref(m_grContext);
#endif
}
SharedGraphicsContext3D::SharedGraphicsContext3D(PassOwnPtr<GraphicsContext3D> context)
: m_context(context)
, m_quadVertices(0)
, m_solidFillShader(SolidFillShader::create(m_context.get()))
, m_texShader(TexShader::create(m_context.get()))
{
allContexts()->add(this);
}
void WebContext::unregisterGlobalURLSchemeAsHavingCustomProtocolHandlers(const String& urlScheme)
{
if (!urlScheme)
return;
String schemeLower = urlScheme.lower();
globalURLSchemesWithCustomProtocolHandlers().remove(schemeLower);
for (auto* context : allContexts())
context->unregisterSchemeForCustomProtocol(schemeLower);
}
// static
void SharedGraphicsContext3D::removeTexturesFor(NativeImagePtr ptr)
{
for (HashSet<SharedGraphicsContext3D*>::iterator it = allContexts()->begin(); it != allContexts()->end(); ++it)
(*it)->removeTextureFor(ptr);
}
SharedGraphicsContext3D::~SharedGraphicsContext3D()
{
m_context->deleteBuffer(m_quadVertices);
allContexts()->remove(this);
}
void WebContext::willStopUsingPrivateBrowsing()
{
const Vector<WebContext*>& contexts = allContexts();
for (size_t i = 0, count = contexts.size(); i < count; ++i)
contexts[i]->setAnyPageGroupMightHavePrivateBrowsingEnabled(false);
}
