BOOL LLWebBrowserTexture::render()
{
if(updateBrowserTexture())
{
// updateBrowserTexture already verified that the media plugin is there and the texture is valid.
LLPluginClassMedia* media_plugin = mMediaSource->getMediaPlugin();
LLRect dirty_rect;
if(mNeedsUpdate)
{
// If we need an update, use the whole rect instead of the dirty rect.
dirty_rect.mLeft = 0;
dirty_rect.mBottom = 0;
dirty_rect.mRight = media_plugin->getWidth();
dirty_rect.mTop = media_plugin->getHeight();
}
else
{
mNeedsUpdate = media_plugin->getDirty(&dirty_rect);
}
if ( mNeedsUpdate )
{
mNeedsUpdate = false;
mWebBrowserCtrl->setForceUpdate(false);
// Constrain the dirty rect to be inside the texture
S32 x_pos = llmax(dirty_rect.mLeft, 0);
S32 y_pos = llmax(dirty_rect.mBottom, 0);
S32 width = llmin(dirty_rect.mRight, getWidth()) - x_pos;
S32 height = llmin(dirty_rect.mTop, getHeight()) - y_pos;
if(width > 0 && height > 0)
{
U8* data = media_plugin->getBitsData();
// Offset the pixels pointer to match x_pos and y_pos
data += ( x_pos * media_plugin->getTextureDepth() * media_plugin->getBitsWidth() );
data += ( y_pos * media_plugin->getTextureDepth() );
setSubImage(
data,
media_plugin->getBitsWidth(),
media_plugin->getBitsHeight(),
x_pos,
y_pos,
width,
height,
TRUE); // force a fast update (i.e. don't call analyzeAlpha, etc.)
}
media_plugin->resetDirty();
return TRUE;
};
};
return FALSE;
}
void Texture2D::setImage(Image const & image, int level) const {
setSubImage(Point2i(), image, level);
}