GraphicsContext3DPrivate::GraphicsContext3DPrivate(GraphicsContext3D* context, HostWindow* hostWindow, GraphicsContext3D::RenderStyle renderStyle)
: m_context(context)
, m_hostWindow(hostWindow)
, m_evasGL(0)
, m_evasGLContext(0)
, m_evasGLSurface(0)
, m_glContext(0)
, m_glSurface(0)
, m_api(0)
, m_renderStyle(renderStyle)
{
if (renderStyle == GraphicsContext3D::RenderToCurrentGLContext)
return;
if (m_hostWindow && m_hostWindow->platformPageClient()) {
// FIXME: Implement this code path for WebKit1.
// Get Evas object from platformPageClient and set EvasGL related members.
return;
}
// For WebKit2, we need to create a dummy ecoreEvas object for the WebProcess in order to use EvasGL APIs.
#ifdef HAVE_ECORE_X
ecore_evas_init();
m_ecoreEvas = adoptPtr(ecore_evas_gl_x11_new(0, 0, 0, 0, 1, 1));
if (!m_ecoreEvas)
return;
#else
return;
#endif
Evas* evas = ecore_evas_get(m_ecoreEvas.get());
if (!evas)
return;
// Create a new Evas_GL object for gl rendering on efl.
m_evasGL = evas_gl_new(evas);
if (!m_evasGL)
return;
// Get the API for rendering using OpenGL.
// This returns a structure that contains all the OpenGL functions we can use to render in Evas
m_api = evas_gl_api_get(m_evasGL);
if (!m_api)
return;
// Create a context
m_evasGLContext = evas_gl_context_create(m_evasGL, 0);
if (!m_evasGLContext)
return;
// Create a surface
if (!createSurface(0, renderStyle == GraphicsContext3D::RenderDirectlyToHostWindow))
return;
makeContextCurrent();
}
bool GraphicsContext3DPrivate::initialize(GraphicsContext3D::Attributes attributes, HostWindow* hostWindow, bool renderDirectlyToHostWindow)
{
PageClientEfl* pageClient = static_cast<PageClientEfl*>(hostWindow->platformPageClient());
Evas* evas = evas_object_evas_get(pageClient->view());
// Create a new Evas_GL object for gl rendering on efl.
m_evasGL = evas_gl_new(evas);
if (!m_evasGL)
return false;
// Get the API for rendering using OpenGL.
// This returns a structure that contains all the OpenGL functions we can use to render in Evas
m_api = evas_gl_api_get(m_evasGL);
if (!m_api)
return false;
Evas_GL_Context* shareContext = 0;
#if USE(ACCELERATED_COMPOSITING)
// GC3D with RenderOffscreen style for WebGL has to be shared with AC's context when AC is enabled.
if (!renderDirectlyToHostWindow) {
GraphicsContext3D* context = pageClient->acceleratedCompositingContext();
if (context)
shareContext = static_cast<Evas_GL_Context*>(context->platformGraphicsContext3D());
}
#endif
// Create a context
m_context = evas_gl_context_create(m_evasGL, shareContext);
if (!m_context)
return false;
// Create a surface
if (!createSurface(pageClient, renderDirectlyToHostWindow))
return false;
return makeContextCurrent();
}
