C++ LLPointer::get方法代码示例

// Save a raw image instance into a file
bool save_image(const std::string &dest_filename, LLPointer<LLImageRaw> raw_image, int blocks_size, int precincts_size, int levels, bool reversible, bool output_stats)
{
	LLPointer<LLImageFormatted> image = create_image(dest_filename);
	
	// Set the image codestream parameters on output in the case of a j2c image
	if (image->getCodec() == IMG_CODEC_J2C)
	{
		// That method doesn't exist (and likely, doesn't make sense) for any other image file format
		// hence the required cryptic cast.
		if ((blocks_size != -1) || (precincts_size != -1) || (levels != 0))
		{
			((LLImageJ2C*)(image.get()))->initEncode(*raw_image, blocks_size, precincts_size, levels);
		}
		((LLImageJ2C*)(image.get()))->setReversible(reversible);
	}
	
	if (!image->encode(raw_image, 0.0f))
	{
		return false;
	}
	
	if (output_stats)
	{
		output_image_stats(image, dest_filename);
	}

	return image->save(dest_filename);
}

	static void processForeignLandmark(LLLandmark* landmark,
			const LLUUID& object_id, const LLUUID& notecard_inventory_id,
			LLPointer<LLInventoryItem> item_ptr)
	{
		LLVector3d global_pos;
		landmark->getGlobalPos(global_pos);
		LLViewerInventoryItem* agent_landmark =
				LLLandmarkActions::findLandmarkForGlobalPos(global_pos);

		if (agent_landmark)
		{
			showInfo(agent_landmark->getUUID());
		}
		else
		{
			if (item_ptr.isNull())
			{
				// check to prevent a crash. See EXT-8459.
				LL_WARNS() << "Passed handle contains a dead inventory item. Most likely notecard has been closed and embedded item was destroyed." << LL_ENDL;
			}
			else
			{
				LLInventoryItem* item = item_ptr.get();
				LLPointer<LLEmbeddedLandmarkCopied> cb = new LLEmbeddedLandmarkCopied();
				copy_inventory_from_notecard(get_folder_by_itemtype(item),
											 object_id,
											 notecard_inventory_id,
											 item,
											 gInventoryCallbacks.registerCB(cb));
			}
		}
	}

// allocate the stack
LLWorld::LLWorld() :
	mLandFarClip(DEFAULT_FAR_PLANE),
	mLastPacketsIn(0),
	mLastPacketsOut(0),
	mLastPacketsLost(0),
	mSpaceTimeUSec(0)
{
	for (S32 i = 0; i < 8; i++)
	{
		mEdgeWaterObjects[i] = NULL;
	}

	if (gNoRender)
	{
		return;
	}

	LLPointer<LLImageRaw> raw = new LLImageRaw(1,1,4);
	U8 *default_texture = raw->getData();
	*(default_texture++) = MAX_WATER_COLOR.mV[0];
	*(default_texture++) = MAX_WATER_COLOR.mV[1];
	*(default_texture++) = MAX_WATER_COLOR.mV[2];
	*(default_texture++) = MAX_WATER_COLOR.mV[3];
	
	mDefaultWaterTexturep = LLViewerTextureManager::getLocalTexture(raw.get(), FALSE);
	gGL.getTexUnit(0)->bind(mDefaultWaterTexturep);
	mDefaultWaterTexturep->setAddressMode(LLTexUnit::TAM_CLAMP);

}

// Note: the caller SHOULD NOT keep the pointer that this function returns.  It may be updated as more data arrives.
LLViewerTexture* LLBumpImageList::getBrightnessDarknessImage(LLViewerFetchedTexture* src_image, U8 bump_code )
{
	llassert( (bump_code == BE_BRIGHTNESS) || (bump_code == BE_DARKNESS) );

	LLViewerTexture* bump = NULL;
	
	bump_image_map_t* entries_list = NULL;
	void (*callback_func)( BOOL success, LLViewerFetchedTexture *src_vi, LLImageRaw* src, LLImageRaw* aux_src, S32 discard_level, BOOL final, void* userdata ) = NULL;

	switch( bump_code )
	{
	case BE_BRIGHTNESS:
		entries_list = &mBrightnessEntries;
		callback_func = LLBumpImageList::onSourceBrightnessLoaded;
		break;
	case BE_DARKNESS:
		entries_list = &mDarknessEntries;
		callback_func = LLBumpImageList::onSourceDarknessLoaded;
		break;
	default:
		llassert(0);
		return NULL;
	}

	bump_image_map_t::iterator iter = entries_list->find(src_image->getID());
	if (iter != entries_list->end() && iter->second.notNull())
	{
		bump = iter->second;
	}
	else
	{
		LLPointer<LLImageRaw> raw = new LLImageRaw(1,1,1);
		raw->clear(0x77, 0x77, 0xFF, 0xFF);

		(*entries_list)[src_image->getID()] = LLViewerTextureManager::getLocalTexture( raw.get(), TRUE);
		bump = (*entries_list)[src_image->getID()]; // In case callback was called immediately and replaced the image
	}

	if (!src_image->hasCallbacks())
	{ //if image has no callbacks but resolutions don't match, trigger raw image loaded callback again
		if (src_image->getWidth() != bump->getWidth() ||
			src_image->getHeight() != bump->getHeight())// ||
			//(LLPipeline::sRenderDeferred && bump->getComponents() != 4))
		{
			src_image->setBoostLevel(LLGLTexture::BOOST_BUMP) ;
			src_image->setLoadedCallback( callback_func, 0, TRUE, FALSE, new LLUUID(src_image->getID()), NULL );
			src_image->forceToSaveRawImage(0) ;
		}
	}

	return bump;
}

void LLCallFloater::initParticipantsVoiceState()
{
	// Set initial status for each participant in the list.
	std::vector<LLPanel*> items;
	mAvatarList->getItems(items);
	std::vector<LLPanel*>::const_iterator
		it = items.begin(),
		it_end = items.end();


	uuid_vec_t speakers_uuids;
	get_voice_participants_uuids(speakers_uuids);

	for(; it != it_end; ++it)
	{
		LLAvatarListItem *item = dynamic_cast<LLAvatarListItem*>(*it);
		
		if (!item)	continue;
		
		LLUUID speaker_id = item->getAvatarId();

		uuid_vec_t::const_iterator speaker_iter = std::find(speakers_uuids.begin(), speakers_uuids.end(), speaker_id);

		// If an avatarID assigned to a panel is found in a speakers list
		// obtained from VoiceClient we assign the JOINED status to the owner
		// of this avatarID.
		if (speaker_iter != speakers_uuids.end())
		{
			setState(item, STATE_JOINED);
		}
		else
		{
			LLPointer<LLSpeaker> speakerp = mSpeakerManager->findSpeaker(speaker_id);
			// If someone has already left the call before, we create his
			// avatar row panel with HAS_LEFT status and remove it after
			// the timeout, otherwise we create a panel with INVITED status
			if (speakerp.notNull() && speakerp.get()->mHasLeftCurrentCall)
			{
				setState(item, STATE_LEFT);
			}
			else
			{
				setState(item, STATE_INVITED);
			}
		}
	}
}

	static void processForeignLandmark(LLLandmark* landmark,
			const LLUUID& object_id, const LLUUID& notecard_inventory_id,
			LLPointer<LLInventoryItem> item_ptr)
	{
		LLVector3d global_pos;
		landmark->getGlobalPos(global_pos);
		LLViewerInventoryItem* agent_landmark =
				LLLandmarkActions::findLandmarkForGlobalPos(global_pos);

		if (agent_landmark)
		{
			showInfo(agent_landmark->getUUID());
		}
//		else
// [SL:KB] - Patch: UI-Notecards | Checked: 2010-09-05 (Catznip-2.1.2a) | Added: Catznip-2.1.2a
		else if (gSavedSettings.getBOOL("EmbeddedLandmarkCopyToInventory"))
// [/SL:KB]
		{
			if (item_ptr.isNull())
			{
				// check to prevent a crash. See EXT-8459.
				llwarns << "Passed handle contains a dead inventory item. Most likely notecard has been closed and embedded item was destroyed." << llendl;
			}
			else
			{
				LLInventoryItem* item = item_ptr.get();
				LLPointer<LLEmbeddedLandmarkCopied> cb = new LLEmbeddedLandmarkCopied();
				copy_inventory_from_notecard(get_folder_by_itemtype(item),
											 object_id,
											 notecard_inventory_id,
											 item,
											 gInventoryCallbacks.registerCB(cb));
			}
		}
// [SL:KB] - Patch: UI-Notecards | Checked: 2010-09-05 (Catznip-2.1.2a) | Added: Catznip-2.1.2a
		else
		{
			showInfo(global_pos);
		}
// [/SL:KB]
	}

// Load an image from file and return a raw (decompressed) instance of its data
LLPointer<LLImageRaw> load_image(const std::string &src_filename, int discard_level, int* region, bool output_stats)
{
	LLPointer<LLImageFormatted> image = create_image(src_filename);
	
	// This just loads the image file stream into a buffer. No decoding done.
	if (!image->load(src_filename))
	{
		return NULL;
	}
	
	if(	(image->getComponents() != 3) && (image->getComponents() != 4) )
	{
		std::cout << "Image files with less than 3 or more than 4 components are not supported\n";
		return NULL;
	}
	
	if (output_stats)
	{
		output_image_stats(image, src_filename);
	}
	
	LLPointer<LLImageRaw> raw_image = new LLImageRaw;
	
	// Set the image restriction on load in the case of a j2c image
	if ((image->getCodec() == IMG_CODEC_J2C) && ((discard_level != -1) || (region != NULL)))
	{
		// That method doesn't exist (and likely, doesn't make sense) for any other image file format
		// hence the required cryptic cast.
		((LLImageJ2C*)(image.get()))->initDecode(*raw_image, discard_level, region);
	}
	
	if (!image->decode(raw_image, 0.0f))
	{
		return NULL;
	}
	
	return raw_image;
}

void LLSurface::createSTexture()
{
	if (!mSTexturep)
	{
		// Fill with dummy gray data.
		LLPointer<LLImageRaw> raw = new LLImageRaw(sTextureSize, sTextureSize, 3);
		U8 *default_texture = raw->getData();
		for (S32 i = 0; i < sTextureSize; i++)
		{
			for (S32 j = 0; j < sTextureSize; j++)
			{
				*(default_texture + (i*sTextureSize + j)*3) = 128;
				*(default_texture + (i*sTextureSize + j)*3 + 1) = 128;
				*(default_texture + (i*sTextureSize + j)*3 + 2) = 128;
			}
		}

		mSTexturep = LLViewerTextureManager::getLocalTexture(raw.get(), FALSE);
		mSTexturep->dontDiscard();
		gGL.getTexUnit(0)->bind(mSTexturep);
		mSTexturep->setAddressMode(LLTexUnit::TAM_CLAMP);		
	}
}

void LLSurface::createWaterTexture()
{
	if (!mWaterTexturep)
	{
		// Create the water texture
		LLPointer<LLImageRaw> raw = new LLImageRaw(sTextureSize/2, sTextureSize/2, 4);
		U8 *default_texture = raw->getData();
		for (S32 i = 0; i < sTextureSize/2; i++)
		{
			for (S32 j = 0; j < sTextureSize/2; j++)
			{
				*(default_texture + (i*sTextureSize/2 + j)*4) = MAX_WATER_COLOR.mV[0];
				*(default_texture + (i*sTextureSize/2 + j)*4 + 1) = MAX_WATER_COLOR.mV[1];
				*(default_texture + (i*sTextureSize/2 + j)*4 + 2) = MAX_WATER_COLOR.mV[2];
				*(default_texture + (i*sTextureSize/2 + j)*4 + 3) = MAX_WATER_COLOR.mV[3];
			}
		}
		
		mWaterTexturep = LLViewerTextureManager::getLocalTexture(raw.get(), FALSE);
		mWaterTexturep->dontDiscard();
		gGL.getTexUnit(0)->bind(mWaterTexturep);
		mWaterTexturep->setAddressMode(LLTexUnit::TAM_CLAMP);
	}
}

void render_disconnected_background()
{
	if (!gDisconnectedImagep && gDisconnected)
	{
		llinfos << "Loading last bitmap..." << llendl;

		std::string temp_str;
		temp_str = gDirUtilp->getLindenUserDir() + gDirUtilp->getDirDelimiter() + SCREEN_LAST_FILENAME;

		LLPointer<LLImageBMP> image_bmp = new LLImageBMP;
		if( !image_bmp->load(temp_str) )
		{
			//llinfos << "Bitmap load failed" << llendl;
			return;
		}
		
		LLPointer<LLImageRaw> raw = new LLImageRaw;
		if (!image_bmp->decode(raw, 0.0f))
		{
			llinfos << "Bitmap decode failed" << llendl;
			gDisconnectedImagep = NULL;
			return;
		}

		U8 *rawp = raw->getData();
		S32 npixels = (S32)image_bmp->getWidth()*(S32)image_bmp->getHeight();
		for (S32 i = 0; i < npixels; i++)
		{
			S32 sum = 0;
			sum = *rawp + *(rawp+1) + *(rawp+2);
			sum /= 3;
			*rawp = ((S32)sum*6 + *rawp)/7;
			rawp++;
			*rawp = ((S32)sum*6 + *rawp)/7;
			rawp++;
			*rawp = ((S32)sum*6 + *rawp)/7;
			rawp++;
		}

		
		raw->expandToPowerOfTwo();
		gDisconnectedImagep = LLViewerTextureManager::getLocalTexture(raw.get(), FALSE );
		gStartTexture = gDisconnectedImagep;
	}

	// Make sure the progress view always fills the entire window.
	S32 width = gViewerWindow->getWindowWidthScaled();
	S32 height = gViewerWindow->getWindowHeightScaled();

	if (gDisconnectedImagep)
	{
		if (LLGLSLShader::sNoFixedFunction)
		{
			gUIProgram.bind();
		}
		LLGLSUIDefault gls_ui;
		gViewerWindow->setup2DRender();
		gGL.pushMatrix();
		{
			// scale ui to reflect UIScaleFactor
			// this can't be done in setup2DRender because it requires a
			// pushMatrix/popMatrix pair
			const LLVector2& display_scale = gViewerWindow->getDisplayScale();
			gGL.scalef(display_scale.mV[VX], display_scale.mV[VY], 1.f);

			gGL.getTexUnit(0)->bind(gDisconnectedImagep);
			gGL.color4f(1.f, 1.f, 1.f, 1.f);
			gl_rect_2d_simple_tex(width, height);
			gGL.getTexUnit(0)->unbind(LLTexUnit::TT_TEXTURE);
		}
		gGL.popMatrix();
		gGL.flush();
		if (LLGLSLShader::sNoFixedFunction)
		{
			gUIProgram.unbind();
		}
	}
}

// static
void LLWebProfile::post(LLPointer<LLImageFormatted> image, const LLSD& config, const std::string& url)
{
	if (dynamic_cast<LLImagePNG*>(image.get()) == 0)
	{
		llwarns << "Image to upload is not a PNG" << llendl;
		llassert(dynamic_cast<LLImagePNG*>(image.get()) != 0);
		return;
	}

	const std::string boundary = "----------------------------0123abcdefab";

	LLSD headers = LLViewerMedia::getHeaders();
	headers["Cookie"] = getAuthCookie();
	headers["Content-Type"] = "multipart/form-data; boundary=" + boundary;

	std::ostringstream body;

	// *NOTE: The order seems to matter.
	body	<< "--" << boundary << "\r\n"
			<< "Content-Disposition: form-data; name=\"key\"\r\n\r\n"
			<< config["key"].asString() << "\r\n";

	body	<< "--" << boundary << "\r\n"
			<< "Content-Disposition: form-data; name=\"AWSAccessKeyId\"\r\n\r\n"
			<< config["AWSAccessKeyId"].asString() << "\r\n";

	body	<< "--" << boundary << "\r\n"
			<< "Content-Disposition: form-data; name=\"acl\"\r\n\r\n"
			<< config["acl"].asString() << "\r\n";

	body	<< "--" << boundary << "\r\n"
			<< "Content-Disposition: form-data; name=\"Content-Type\"\r\n\r\n"
			<< config["Content-Type"].asString() << "\r\n";

	body	<< "--" << boundary << "\r\n"
			<< "Content-Disposition: form-data; name=\"policy\"\r\n\r\n"
			<< config["policy"].asString() << "\r\n";

	body	<< "--" << boundary << "\r\n"
			<< "Content-Disposition: form-data; name=\"signature\"\r\n\r\n"
			<< config["signature"].asString() << "\r\n";

	body	<< "--" << boundary << "\r\n"
			<< "Content-Disposition: form-data; name=\"success_action_redirect\"\r\n\r\n"
			<< config["success_action_redirect"].asString() << "\r\n";

	body	<< "--" << boundary << "\r\n"
			<< "Content-Disposition: form-data; name=\"file\"; filename=\"snapshot.png\"\r\n"
			<< "Content-Type: image/png\r\n\r\n";

	// Insert the image data.
	// *FIX: Treating this as a string will probably screw it up ...
	U8* image_data = image->getData();
	for (S32 i = 0; i < image->getDataSize(); ++i)
	{
		body << image_data[i];
	}

	body <<	"\r\n--" << boundary << "--\r\n";

	// postRaw() takes ownership of the buffer and releases it later.
	size_t size = body.str().size();
	U8 *data = new U8[size];
	memcpy(data, body.str().data(), size);

	// Send request, successful upload will trigger posting metadata.
	LLHTTPClient::postRaw(url, data, size, new LLWebProfileResponders::PostImageResponder(), headers);
}

// static
void LLWebProfile::post(LLPointer<LLImageFormatted> image, const LLSD& config, const std::string& url)
{
	if (dynamic_cast<LLImagePNG*>(image.get()) == 0)
	{
		LL_WARNS() << "Image to upload is not a PNG" << LL_ENDL;
		llassert(dynamic_cast<LLImagePNG*>(image.get()) != 0);
		return;
	}

	const std::string boundary = "----------------------------0123abcdefab";

	AIHTTPHeaders headers;
	headers.addHeader("Accept", "*/*");
	headers.addHeader("Cookie", LLWebProfile::getAuthCookie());
	headers.addHeader("User-Agent", LLViewerMedia::getCurrentUserAgent());
	headers.addHeader("Content-Type", "multipart/form-data; boundary=" + boundary);

	std::ostringstream body;

	// *NOTE: The order seems to matter.
	body	<< "--" << boundary << "\r\n"
			<< "Content-Disposition: form-data; name=\"key\"\r\n\r\n"
			<< config["key"].asString() << "\r\n";

	body	<< "--" << boundary << "\r\n"
			<< "Content-Disposition: form-data; name=\"AWSAccessKeyId\"\r\n\r\n"
			<< config["AWSAccessKeyId"].asString() << "\r\n";

	body	<< "--" << boundary << "\r\n"
			<< "Content-Disposition: form-data; name=\"acl\"\r\n\r\n"
			<< config["acl"].asString() << "\r\n";

	body	<< "--" << boundary << "\r\n"
			<< "Content-Disposition: form-data; name=\"Content-Type\"\r\n\r\n"
			<< config["Content-Type"].asString() << "\r\n";

	body	<< "--" << boundary << "\r\n"
			<< "Content-Disposition: form-data; name=\"policy\"\r\n\r\n"
			<< config["policy"].asString() << "\r\n";

	body	<< "--" << boundary << "\r\n"
			<< "Content-Disposition: form-data; name=\"signature\"\r\n\r\n"
			<< config["signature"].asString() << "\r\n";

	body	<< "--" << boundary << "\r\n"
			<< "Content-Disposition: form-data; name=\"success_action_redirect\"\r\n\r\n"
			<< config["success_action_redirect"].asString() << "\r\n";

	body	<< "--" << boundary << "\r\n"
			<< "Content-Disposition: form-data; name=\"file\"; filename=\"snapshot.png\"\r\n"
			<< "Content-Type: image/png\r\n\r\n";
	size_t const body_size = body.str().size();

	std::ostringstream footer;
	footer << "\r\n--" << boundary << "--\r\n";
	size_t const footer_size = footer.str().size();

	size_t size = body_size + image->getDataSize() + footer_size;
	// postRaw() takes ownership of the buffer and releases it later.
	U8* data = new U8 [size];
	memcpy(data, body.str().data(), body_size);
	// Insert the image data.
	memcpy(data + body_size, image->getData(), image->getDataSize());
	memcpy(data + body_size + image->getDataSize(), footer.str().data(), footer_size);

	// Send request, successful upload will trigger posting metadata.
	LLHTTPClient::postRaw(url, data, size, new LLWebProfileResponders::PostImageResponder(), headers/*,*/ DEBUG_CURLIO_PARAM(debug_off), no_keep_alive);
}

// Load an image from file and return a raw (decompressed) instance of its data
LLPointer<LLImageRaw> load_image(const std::string &src_filename, int discard_level, int* region, int load_size, bool output_stats)
{
	LLPointer<LLImageFormatted> image = create_image(src_filename);
	
	// We support partial loading only for j2c images
	if (image->getCodec() == IMG_CODEC_J2C)
	{
		// Load the header
		if (!image->load(src_filename, 600))
		{
			return NULL;
		}
		S32 h = ((LLImageJ2C*)(image.get()))->calcHeaderSize();
		S32 d = (load_size > 0 ? ((LLImageJ2C*)(image.get()))->calcDiscardLevelBytes(load_size) : 0);
		S8  r = ((LLImageJ2C*)(image.get()))->getRawDiscardLevel();
		std::cout << "Merov debug : header = " << h << ", load_size = " << load_size << ", discard level = " << d << ", raw discard level = " << r << std::endl;
		for (d = 0; d < MAX_DISCARD_LEVEL; d++)
		{
			S32 data_size = ((LLImageJ2C*)(image.get()))->calcDataSize(d);
			std::cout << "Merov debug : discard_level = " << d << ", data_size = " << data_size << std::endl;
		}
		if (load_size < 0)
		{
			load_size = (discard_level != -1 ? ((LLImageJ2C*)(image.get()))->calcDataSize(discard_level) : 0);
		}
		// Load the requested byte range
		if (!image->load(src_filename, load_size))
		{
			return NULL;
		}
	}
	else 
	{
		// This just loads the image file stream into a buffer. No decoding done.
		if (!image->load(src_filename))
		{
			return NULL;
		}
	}
	
	if(	(image->getComponents() != 3) && (image->getComponents() != 4) )
	{
		std::cout << "Image files with less than 3 or more than 4 components are not supported\n";
		return NULL;
	}
	
	if (output_stats)
	{
		output_image_stats(image, src_filename);
	}
	
	LLPointer<LLImageRaw> raw_image = new LLImageRaw;
	
	// Set the image restriction on load in the case of a j2c image
	if ((image->getCodec() == IMG_CODEC_J2C) && ((discard_level != -1) || (region != NULL)))
	{
		// That method doesn't exist (and likely, doesn't make sense) for any other image file format
		// hence the required cryptic cast.
		((LLImageJ2C*)(image.get()))->initDecode(*raw_image, discard_level, region);
	}
	
	if (!image->decode(raw_image, 0.0f))
	{
		return NULL;
	}
	
	return raw_image;
}