merge QAR-1829: texture pipeline branch in viewer-2.0.0.3

1 files changed, 186 insertions, 146 deletions

diff --git a/indra/newview/llworldmap.h b/indra/newview/llworldmap.h
index 366de8f071..7e37727b86 100644
--- a/indra/newview/llworldmap.h
+++ b/indra/newview/llworldmap.h
@@ -33,203 +33,243 @@
 #ifndef LL_LLWORLDMAP_H
 #define LL_LLWORLDMAP_H
 
-#include <map>
-#include <string>
-#include <vector>
+#include "llworldmipmap.h"
 #include <boost/function.hpp>
 
-#include "v3math.h"
 #include "v3dmath.h"
-#include "llframetimer.h"
-#include "llmapimagetype.h"
 #include "lluuid.h"
 #include "llpointer.h"
 #include "llsingleton.h"
+#include "llviewerregion.h"
 #include "llviewertexture.h"
-#include "lleventinfo.h"
-#include "v3color.h"
-
-class LLMessageSystem;
-
 
+// Description of objects like hubs, events, land for sale, people and more (TBD).
+// Note: we don't store a "type" in there so we need to store instances of this class in 
+// well known objects (i.e. list of objects which type is "well known").
 class LLItemInfo
 {
 public:
-	LLItemInfo(F32 global_x, F32 global_y, const std::string& name, LLUUID id, S32 extra = 0, S32 extra2 = 0);
-
-	std::string mName;
-	std::string mToolTip;
-	LLVector3d	mPosGlobal;
-	LLUUID		mID;
-	BOOL		mSelected;
-	S32			mExtra;
-	S32			mExtra2;
-	U64			mRegionHandle;
-};
+	LLItemInfo(F32 global_x, F32 global_y, const std::string& name, LLUUID id);
+
+	// Setters
+	void setTooltip(std::string& tooltip) { mToolTip = tooltip; }
+	void setElevation(F64 z) { mPosGlobal.mdV[VZ] = z; }
+	void setCount(S32 count) { mCount = count; }
+//	void setSelected(bool selected) { mSelected = selected; }
+//	void setColor(LLColor4 color) { mColor = color; }
+
+	// Accessors
+	const LLVector3d& getGlobalPosition() const { return mPosGlobal; } 
+	const std::string& getName() const { return mName; }
+	const std::string& getToolTip() const { return mToolTip; }
+	const LLUUID& getUUID() const { return mID; }
+	S32 getCount() const { return mCount; }
+
+	U64 getRegionHandle() const { return to_region_handle(mPosGlobal); }		// Build the handle on the fly
 
-// Map layers, see indra_constants.h
-// 0 - Prim
-// 1 - Terrain Only
-// 2 - Overlay: Land For Sale
+	bool isName(const std::string& name) const { return (mName == name); }		// True if name same as item's name
+//	bool isSelected() const { return mSelected; }
 
+private:
+	std::string mName;			// Name of the individual item
+	std::string mToolTip;		// Tooltip : typically, something to be displayed to the user when selecting this item
+	LLVector3d	mPosGlobal;		// Global world position
+	LLUUID		mID;			// UUID of the item
+	S32			mCount;			// Number of elements in item (e.g. people count)
+	// Currently not used but might prove useful one day so we comment out 
+//	bool		mSelected;		// Selected or not: updated by the viewer UI, not the simulator or asset DB
+//	LLColor4	mColor;			// Color of the item
+};
+
+// Info per region
+// Such records are stored in a global map hold by the LLWorldMap and indexed by region handles. 
+// To avoid creating too many of them, they are requested in "blocks" corresponding to areas covered by the screen. 
+// Unfortunately, when the screen covers the whole world (zoomed out), that can translate in requesting info for 
+// every sim on the grid... Not good...
+// To avoid this, the code implements a cut-off threshold for overlay graphics and, therefore, all LLSimInfo. 
+// In other words, when zooming out too much, we simply stop requesting LLSimInfo and
+// LLItemInfo and just display the map tiles. 
+// As they are stored in different structures (LLSimInfo and LLWorldMipmap), this strategy is now workable.
 class LLSimInfo
 {
 public:
-	LLSimInfo();
+	LLSimInfo(U64 handle);
 
-	LLVector3d getGlobalPos(LLVector3 local_pos) const;
+	// Convert local region coordinates into world coordinates
+	LLVector3d getGlobalPos(const LLVector3& local_pos) const;
+	// Get the world coordinates of the SW corner of that region
+	LLVector3d getGlobalOrigin() const;
 	LLVector3 getLocalPos(LLVector3d global_pos) const;
 
-public:
-	U64 mHandle;
-	std::string mName;
-
-	F64 mAgentsUpdateTime;
-	BOOL mShowAgentLocations;	// are agents visible?
+	void clearImage();					// Clears the reference to the Land for sale image for that region
+	void dropImagePriority();			// Drops the boost level of the Land for sale image for that region
+	void updateAgentCount(F64 time);	// Send an item request for agent count on that region if time's up
 
-	U8 mAccess;
-	U32 mRegionFlags;
-	F32 mWaterHeight;
+	// Setters
+	void setName(std::string& name) { mName = name; }
+	void setAccess (U32 accesscode) { mAccess = accesscode; }
+	void setRegionFlags (U32 region_flags) { mRegionFlags = region_flags; }
+	void setLandForSaleImage (LLUUID image_id);
+//	void setWaterHeight (F32 water_height) { mWaterHeight = water_height; }
 
-	F32 mAlpha;
+	// Accessors
+	std::string getName() const { return mName; }
+	const std::string getFlagsString() const { return LLViewerRegion::regionFlagsToString(mRegionFlags); }
+	const std::string getAccessString() const { return LLViewerRegion::accessToString((U8)mAccess); }
 
-	// Image ID for the current overlay mode.
-	LLUUID mMapImageID[MAP_SIM_IMAGE_TYPES];
+	const S32 getAgentCount() const;				// Compute the total agents count
+	LLPointer<LLViewerFetchedTexture> getLandForSaleImage();	// Get the overlay image, fetch it if necessary
 
-	// Hold a reference to the currently displayed image.
-	LLPointer<LLViewerFetchedTexture> mCurrentImage;
-	LLPointer<LLViewerFetchedTexture> mOverlayImage;
-};
+	bool isName(const std::string& name) const;
+	bool isDown() { return (mAccess == SIM_ACCESS_DOWN); }
+	bool isPG() { return (mAccess <= SIM_ACCESS_PG); }
 
-#define MAP_BLOCK_RES 256
+	// Debug only
+	void dump() const;	// Print the region info to the standard output
 
-struct LLWorldMapLayer
-{
-	BOOL LayerDefined;
-	LLPointer<LLViewerFetchedTexture> LayerImage;
-	LLUUID LayerImageID;
-	LLRect LayerExtents;
+	// Items lists handling
+	typedef std::vector<LLItemInfo> item_info_list_t;
+	void clearItems();
+
+	void insertTeleHub(const LLItemInfo& item) { mTelehubs.push_back(item); }
+	void insertInfoHub(const LLItemInfo& item) { mInfohubs.push_back(item); }
+	void insertPGEvent(const LLItemInfo& item) { mPGEvents.push_back(item); }
+	void insertMatureEvent(const LLItemInfo& item) { mMatureEvents.push_back(item); }
+	void insertAdultEvent(const LLItemInfo& item) { mAdultEvents.push_back(item); }
+	void insertLandForSale(const LLItemInfo& item) { mLandForSale.push_back(item); }
+	void insertLandForSaleAdult(const LLItemInfo& item) { mLandForSaleAdult.push_back(item); }
+	void insertAgentLocation(const LLItemInfo& item);
+
+	const LLSimInfo::item_info_list_t& getTeleHub() const { return mTelehubs; }
+	const LLSimInfo::item_info_list_t& getInfoHub() const { return mInfohubs; }
+	const LLSimInfo::item_info_list_t& getPGEvent() const { return mPGEvents; }
+	const LLSimInfo::item_info_list_t& getMatureEvent() const { return mMatureEvents; }
+	const LLSimInfo::item_info_list_t& getAdultEvent() const { return mAdultEvents; }
+	const LLSimInfo::item_info_list_t& getLandForSale() const { return mLandForSale; }
+	const LLSimInfo::item_info_list_t& getLandForSaleAdult() const { return mLandForSaleAdult; }
+	const LLSimInfo::item_info_list_t& getAgentLocation() const { return mAgentLocations; }
 
-	LLWorldMapLayer() : LayerDefined(FALSE) { }
+private:
+	U64 mHandle;				// This is a hash of the X and Y world coordinates of the SW corner of the sim
+	std::string mName;			// Region name
+
+	F64 mAgentsUpdateTime;		// Time stamp giving the last time the agents information was requested for that region
+	bool mFirstAgentRequest;	// Init agent request flag
+
+	U32  mAccess;				// Down/up and maturity rating of the region
+	U32 mRegionFlags;			// Tell us if the siminfo has been received (if non 0) and what kind of region it is (Sandbox, allow damage)
+	// Currently not used but might prove useful one day so we comment out 
+//	F32 mWaterHeight;			// Water height on the region (not actively used)
+
+	// Handling the "land for sale / land for auction" overlay image
+	LLUUID mMapImageID;						// Image ID of the overlay image
+	LLPointer<LLViewerFetchedTexture> mOverlayImage;	// Reference to the overlay image
+
+	// Items for this region
+	// Those are data received through item requests (as opposed to block requests for the rest of the data)
+	item_info_list_t mTelehubs;			// List of tele hubs in the region
+	item_info_list_t mInfohubs;			// List of info hubs in the region
+	item_info_list_t mPGEvents;			// List of PG events in the region
+	item_info_list_t mMatureEvents;		// List of Mature events in the region
+	item_info_list_t mAdultEvents;		// List of Adult events in the region (AO)
+	item_info_list_t mLandForSale;		// List of Land for sales in the region
+	item_info_list_t mLandForSaleAdult;	// List of Adult Land for sales in the region (AO)
+	item_info_list_t mAgentLocations;	// List of agents in the region
 };
 
+// We request region data on the world by "blocks" of (MAP_BLOCK_SIZE x MAP_BLOCK_SIZE) regions
+// This is to reduce the number of requests to the asset DB and get things in big "blocks"
+const S32 MAP_MAX_SIZE = 2048;
+const S32 MAP_BLOCK_SIZE = 4;
+const S32 MAP_BLOCK_RES = (MAP_MAX_SIZE / MAP_BLOCK_SIZE);
 
 class LLWorldMap : public LLSingleton<LLWorldMap>
 {
 public:
-	typedef boost::function<void(U64 region_handle, const std::string& url, const LLUUID& snapshot_id, bool teleport)>
-		url_callback_t;
-
 	LLWorldMap();
 	~LLWorldMap();
 
-	// clears the list
+	// Clear all: list of region info, tiles, blocks and items
 	void reset();
 
-	// clear the visible items
-	void eraseItems();
+	void clearImageRefs();					// Clears the image references
+	void dropImagePriorities();				// Drops the priority of the images being fetched
+	void reloadItems(bool force = false);	// Reload the items (people, hub, etc...)
 
-	// Removes references to cached images
-	void clearImageRefs();
+	// Region Map access
+	typedef std::map<U64, LLSimInfo*> sim_info_map_t;
+	const LLWorldMap::sim_info_map_t& getRegionMap() const { return mSimInfoMap; }
+	void updateRegions(S32 x0, S32 y0, S32 x1, S32 y1);		// Requests region info for a rectangle of regions (in grid coordinates)
 
-	// Clears the flags indicating that we've received sim infos
-	// Causes a re-request of the sim info without erasing extisting info
-	void clearSimFlags();
+	// Insert a region and items in the map global instance
+	// Note: x_world and y_world in world coordinates (meters)
+	static bool insertRegion(U32 x_world, U32 y_world, std::string& name, LLUUID& uuid, U32 accesscode, U32 region_flags);
+	static bool insertItem(U32 x_world, U32 y_world, std::string& name, LLUUID& uuid, U32 type, S32 extra, S32 extra2);
 
-	// Returns simulator information, or NULL if out of range
+	// Get info on sims (region) : note that those methods only search the range of loaded sims (the one that are being browsed)
+	// *not* the entire world. So a NULL return does not mean a down or unexisting region, just an out of range region.
 	LLSimInfo* simInfoFromHandle(const U64 handle);
-
-	// Returns simulator information, or NULL if out of range
 	LLSimInfo* simInfoFromPosGlobal(const LLVector3d& pos_global);
-
-	// Returns simulator information for named sim, or NULL if non-existent
 	LLSimInfo* simInfoFromName(const std::string& sim_name);
 
-	// Gets simulator name for a global position, returns true if it was found
+	// Gets simulator name from a global position, returns true if found
 	bool simNameFromPosGlobal(const LLVector3d& pos_global, std::string& outSimName );
 
-	// Sets the current layer
-	void setCurrentLayer(S32 layer, bool request_layer = false);
-
-	void sendMapLayerRequest();
-	void sendMapBlockRequest(U16 min_x, U16 min_y, U16 max_x, U16 max_y, bool return_nonexistent = false);
-	void sendNamedRegionRequest(std::string region_name);
-	void sendNamedRegionRequest(std::string region_name, 
-		url_callback_t callback,
-		const std::string& callback_url,
-		bool teleport);
-	void sendHandleRegionRequest(U64 region_handle, 
-		url_callback_t callback,
-		const std::string& callback_url,
-		bool teleport);
-	void sendItemRequest(U32 type, U64 handle = 0);
-
-	static void processMapLayerReply(LLMessageSystem*, void**);
-	static void processMapBlockReply(LLMessageSystem*, void**);
-	static void processMapItemReply(LLMessageSystem*, void**);
-
-	void dump();
-
-	// Extend the bounding box of the list of simulators. Returns true
-	// if the extents changed.
-	BOOL extendAABB(U32 x_min, U32 y_min, U32 x_max, U32 y_max);
-
-	// build coverage maps for telehub region visualization
-	void updateTelehubCoverage();
-	BOOL coveredByTelehub(LLSimInfo* infop);
-
-	// Bounds of the world, in meters
-	U32 getWorldWidth() const;
-	U32 getWorldHeight() const;
-public:
-	// Map from region-handle to simulator info
-	typedef std::map<U64, LLSimInfo*> sim_info_map_t;
-	sim_info_map_t mSimInfoMap;
+	// Debug only
+	void dump();	// Print the world info to the standard output
 
-	BOOL			mIsTrackingUnknownLocation, mInvalidLocation, mIsTrackingDoubleClick, mIsTrackingCommit;
-	LLVector3d		mUnknownLocation;
+	// Track handling
+	void cancelTracking() { mIsTrackingLocation = false; mIsTrackingFound = false; mIsInvalidLocation = false; mIsTrackingDoubleClick = false; mIsTrackingCommit = false; }
 
-	bool mRequestLandForSale;
+	void setTracking(const LLVector3d& loc) { mIsTrackingLocation = true; mTrackingLocation = loc; mIsTrackingFound = false; mIsInvalidLocation = false; mIsTrackingDoubleClick = false; mIsTrackingCommit = false;}
+	void setTrackingInvalid() { mIsTrackingFound = true; mIsInvalidLocation = true;  }
+	void setTrackingValid()   { mIsTrackingFound = true; mIsInvalidLocation = false; }
+	void setTrackingDoubleClick() { mIsTrackingDoubleClick = true; }
+	void setTrackingCommit() { mIsTrackingCommit = true; }
 
-	typedef std::vector<LLItemInfo> item_info_list_t;
-	item_info_list_t mTelehubs;
-	item_info_list_t mInfohubs;
-	item_info_list_t mPGEvents;
-	item_info_list_t mMatureEvents;
-	item_info_list_t mAdultEvents;
-	item_info_list_t mLandForSale;
-	item_info_list_t mLandForSaleAdult;
-
-	std::map<U64,S32> mNumAgents;
-
-	typedef std::map<U64, item_info_list_t> agent_list_map_t;
-	agent_list_map_t mAgentLocationsMap;
-	
-	std::vector<LLWorldMapLayer>	mMapLayers[MAP_SIM_IMAGE_TYPES];
-	BOOL							mMapLoaded[MAP_SIM_IMAGE_TYPES];
-	BOOL *							mMapBlockLoaded[MAP_SIM_IMAGE_TYPES];
-	S32								mCurrentMap;
-
-	// AABB of the list of simulators
-	U32		mMinX;
-	U32		mMaxX;
-	U32		mMinY;
-	U32		mMaxY;
-
-	U8*		mNeighborMap;
-	U8*		mTelehubCoverageMap;
-	S32		mNeighborMapWidth;
-	S32		mNeighborMapHeight;
+	bool isTracking() { return mIsTrackingLocation; }
+	bool isTrackingValidLocation()   { return mIsTrackingFound && !mIsInvalidLocation; }
+	bool isTrackingInvalidLocation() { return mIsTrackingFound &&  mIsInvalidLocation; }
+	bool isTrackingDoubleClick() { return mIsTrackingDoubleClick; }
+	bool isTrackingCommit() { return mIsTrackingCommit; }
+	bool isTrackingInRectangle(F64 x0, F64 y0, F64 x1, F64 y1);
+
+	LLVector3d getTrackedPositionGlobal() const { return mTrackingLocation; }
+
+	// World Mipmap delegation: currently used when drawing the mipmap
+	void	equalizeBoostLevels();
+	LLPointer<LLViewerFetchedTexture> getObjectsTile(U32 grid_x, U32 grid_y, S32 level, bool load = true) { return mWorldMipmap.getObjectsTile(grid_x, grid_y, level, load); }
 
 private:
-	LLTimer	mRequestTimer;
-
-	// search for named region for url processing
-	std::string mSLURLRegionName;
-	U64 mSLURLRegionHandle;
-	std::string mSLURL;
-	url_callback_t mSLURLCallback;
-	bool mSLURLTeleport;
+	bool clearItems(bool force = false);	// Clears the item lists
+	void clearSimFlags();					// Clears the block flags indicating that we've already requested region infos
+
+	// Create a region record corresponding to the handle, insert it in the region map and returns a pointer
+	LLSimInfo* createSimInfoFromHandle(const U64 handle);
+
+	// Map from region-handle to region info
+	sim_info_map_t	mSimInfoMap;
+
+	// Holds the tiled mipmap of the world. This is the structure that contains the images used for rendering.
+	LLWorldMipmap	mWorldMipmap;
+
+	// The World is divided in "blocks" of (MAP_BLOCK_SIZE x MAP_BLOCK_SIZE) regions that get requested at once.
+	// This boolean table avoids "blocks" to be requested multiple times. 
+	// Issue: Not sure this scheme is foolproof though as I've seen
+	// cases where a block is never retrieved and, because of this boolean being set, never re-requested
+	bool *			mMapBlockLoaded;		// Telling us if the block of regions has been requested or not
+
+	// Track location data : used while there's nothing tracked yet by LLTracker
+	bool			mIsTrackingLocation;	// True when we're tracking a point
+	bool			mIsTrackingFound;		// True when the tracking position has been found, valid or not
+	bool			mIsInvalidLocation;		// The region is down or the location does not correspond to an existing region
+	bool			mIsTrackingDoubleClick;	// User double clicked to set the location (i.e. teleport when found please...)
+	bool			mIsTrackingCommit;		// User used the search or landmark fields to set the location
+	LLVector3d		mTrackingLocation;		// World global position being tracked
+
+	// General grid items request timing flags (used for events,hubs and land for sale)
+	LLTimer			mRequestTimer;
+	bool			mFirstRequest;
 };
 
 #endif