bool Surface::drawGL(bool layerTilesDisabled)
{
bool tilesDisabled = layerTilesDisabled && !isBase();
// SAMSUNG CHANGE ++ : google handwriting 'g' icon display issue, Youtube.com 356x2 height line display issue
// This patch should be applied with DEV CL 56175
// WAS:if (singleLayer() && !getFirstLayer()->visible())
if (singleLayer() && (!getFirstLayer()->visible() || getFirstLayer()->drawOpacity() <= 0.0f))
return false;
//SAMSUNG CHANGE --
if (!isBase()) {
FloatRect drawClip = getFirstLayer()->drawClip();
if (!singleLayer()) {
for (unsigned int i = 1; i < m_layers.size(); i++)
drawClip.unite(m_layers[i]->drawClip());
}
FloatRect clippingRect = TilesManager::instance()->shader()->rectInInvViewCoord(drawClip);
TilesManager::instance()->shader()->clip(clippingRect);
}
bool askRedraw = false;
if (m_surfaceBacking && !tilesDisabled) {
ALOGV("drawGL on Surf %p with SurfBack %p, first layer %s (%d)", this, m_surfaceBacking,
getFirstLayer()->subclassName().ascii().data(), getFirstLayer()->uniqueId());
bool force3dContentVisible = true;
IntRect drawArea = visibleContentArea(force3dContentVisible);
m_surfaceBacking->drawGL(drawArea, opacity(), drawTransform(),
useAggressiveRendering(), background());
}
// draw member layers (draws image textures, glextras)
for (unsigned int i = 0; i < m_layers.size(); i++) {
if (m_layers[i]->drawGL(tilesDisabled)) {
m_layers[i]->addDirtyArea();
askRedraw = true;
}
}
return askRedraw;
}
void Surface::prepareGL(bool layerTilesDisabled, bool updateWithBlit)
{
bool tilesDisabled = layerTilesDisabled && !isBase();
if (!m_surfaceBacking) {
ALOGV("prepareGL on Surf %p, no SurfBack, needsTexture? %d",
this, m_surfaceBacking, needsTexture());
if (needsTexture() || (isBase() && layerTilesDisabled))
m_surfaceBacking = new SurfaceBacking(isBase());
else
return;
}
if (tilesDisabled) {
m_surfaceBacking->discardTextures();
} else {
bool allowZoom = hasText(); // only allow for scale > 1 if painting vectors
IntRect prepareArea = computePrepareArea();
IntRect fullArea = fullContentArea();
ALOGV("prepareGL on Surf %p with SurfBack %p, %d layers, first layer %s (%d) "
"prepareArea(%d, %d - %d x %d) fullArea(%d, %d - %d x %d)",
this, m_surfaceBacking, m_layers.size(),
getFirstLayer()->subclassName().ascii().data(),
getFirstLayer()->uniqueId(),
prepareArea.x(), prepareArea.y(), prepareArea.width(), prepareArea.height(),
fullArea.x(), fullArea.y(), fullArea.width(), fullArea.height());
m_surfaceBacking->prepareGL(getFirstLayer()->state(), allowZoom,
prepareArea, fullArea,
this, useAggressiveRendering(), updateWithBlit);
}
for (size_t i = 0; i < m_layers.size(); i++) {
LayerContent* content = m_layers[i]->content();
if (content)
content->clearPrerenders();
}
}
bool Surface::drawGL(bool layerTilesDisabled)
{
bool tilesDisabled = layerTilesDisabled && !isBase();
if (singleLayer() && !getFirstLayer()->visible())
return false;
if (!isBase()) {
FloatRect drawClip = getFirstLayer()->drawClip();
if (!singleLayer()) {
for (unsigned int i = 1; i < m_layers.size(); i++)
drawClip.unite(m_layers[i]->drawClip());
}
FloatRect clippingRect = TilesManager::instance()->shader()->rectInInvViewCoord(drawClip);
TilesManager::instance()->shader()->clip(clippingRect);
}
bool askRedraw = false;
if (m_surfaceBacking && !tilesDisabled) {
ALOGV("drawGL on Surf %p with SurfBack %p, first layer %s (%d)", this, m_surfaceBacking,
getFirstLayer()->subclassName(), getFirstLayer()->uniqueId());
bool force3dContentVisible = true;
IntRect drawArea = visibleContentArea(force3dContentVisible);
m_surfaceBacking->drawGL(drawArea, opacity(), drawTransform(),
useAggressiveRendering(), background());
}
// draw member layers (draws image textures, glextras)
for (unsigned int i = 0; i < m_layers.size(); i++) {
if (m_layers[i]->drawGL(tilesDisabled)) {
m_layers[i]->addDirtyArea();
askRedraw = true;
}
}
return askRedraw;
}
