unsigned Canvas2DLayerBridge::prepareTexture(WebTextureUpdater& updater)
{
m_context->makeContextCurrent();
if (m_canvas) {
TRACE_EVENT0("cc", "Canvas2DLayerBridge::SkCanvas::flush");
m_canvas->flush();
}
m_context->flush();
if (m_useDoubleBuffering) {
updater.appendCopy(m_backBufferTexture, m_frontBufferTexture, m_size);
return m_frontBufferTexture;
}
return m_backBufferTexture;
}
unsigned Canvas2DLayerBridge::prepareTexture(WebTextureUpdater& updater)
{
m_context->makeContextCurrent();
if (m_canvas) {
TRACE_EVENT0("cc", "Canvas2DLayerBridge::SkCanvas::flush");
m_canvas->flush();
}
m_context->flush();
if (m_useDoubleBuffering) {
updater.appendCopy(m_backBufferTexture, m_frontBufferTexture, m_size);
return m_frontBufferTexture;
}
if (m_canvas) {
// Notify skia that the state of the backing store texture object will be touched by the compositor
GrRenderTarget* renderTarget = reinterpret_cast<GrRenderTarget*>(m_canvas->getDevice()->accessRenderTarget());
if (renderTarget)
renderTarget->asTexture()->invalidateCachedState();
}
return m_backBufferTexture;
}