From dd22ea051a643a1ca2657958c8552849dc1ffa36 Mon Sep 17 00:00:00 2001 From: Perttu Ahola Date: Mon, 27 Jun 2011 00:27:17 +0300 Subject: map unloading is now a whole lot better --- src/main.cpp | 124 +++++++++++++++++++++-------------------------------------- 1 file changed, 43 insertions(+), 81 deletions(-) (limited to 'src/main.cpp') diff --git a/src/main.cpp b/src/main.cpp index 9fb17e211..65d6006e3 100644 --- a/src/main.cpp +++ b/src/main.cpp @@ -27,6 +27,33 @@ NOTE: Global locale is now set at initialization NOTE: If VBO (EHM_STATIC) is used, remember to explicitly free the hardware buffer (it is not freed automatically) +NOTE: A random to-do list saved here as documentation: +A list of "active blocks" in which stuff happens. (+=done) + + Add a never-resetted game timer to the server + + Add a timestamp value to blocks + + The simple rule: All blocks near some player are "active" + - Do stuff in real time in active blocks + + Handle objects + - Grow grass, delete leaves without a tree + - Spawn some mobs based on some rules + - Transform cobble to mossy cobble near water + - Run a custom script + - ...And all kinds of other dynamic stuff + + Keep track of when a block becomes active and becomes inactive + + When a block goes inactive: + + Store objects statically to block + + Store timer value as the timestamp + + When a block goes active: + + Create active objects out of static objects + - Simulate the results of what would have happened if it would have + been active for all the time + - Grow a lot of grass and so on + + Initially it is fine to send information about every active object + to every player. Eventually it should be modified to only send info + about the nearest ones. + + This was left to be done by the old system and it sends only the + nearest ones. + Old, wild and random suggestions that probably won't be done: ------------------------------------------------------------- @@ -73,9 +100,6 @@ SUGG: Make the amount of blocks sending to client and the total SUGG: Meshes of blocks could be split into 6 meshes facing into different directions and then only those drawn that need to be -SUGG: Calculate lighting per vertex to get a lighting effect like in - bartwe's game - SUGG: Background music based on cellular automata? http://www.earslap.com/projectslab/otomata @@ -90,6 +114,8 @@ SUGG: Make a system for pregenerating quick information for mapblocks, so or even generated. SUGG: Erosion simulation at map generation time + - This might be plausible if larger areas of map were pregenerated + without lighting (which is slow) - Simulate water flows, which would carve out dirt fast and then turn stone into gravel and sand and relocate it. - How about relocating minerals, too? Coal and gold in @@ -231,6 +257,7 @@ FIXME: Server sometimes goes into some infinite PeerNotFoundException loop * Fix the problem with the server constantly saving one or a few blocks? List the first saved block, maybe it explains. - It is probably caused by oscillating water + - TODO: Investigate if this still happens (this is a very old one) * Make a small history check to transformLiquids to detect and log continuous oscillations, in such detail that they can be fixed. @@ -238,42 +265,12 @@ FIXME: The new optimized map sending doesn't sometimes send enough blocks from big caves and such FIXME: Block send distance configuration does not take effect for some reason -SUGG: Map unloading based on sector reference is not very good, it keeps - unnecessary stuff in memory. I guess. Investigate this. - -TODO: When block is placed and it has param_type==CPT_FACEDIR_SIMPLE, set - the direction accordingly. - Environment: ------------ -TODO: A list of "active blocks" in which stuff happens. (+=done) - + Add a never-resetted game timer to the server - + Add a timestamp value to blocks - + The simple rule: All blocks near some player are "active" - - Do stuff in real time in active blocks - + Handle objects - TODO: Make proper hooks in here - - Grow grass, delete leaves without a tree - - Spawn some mobs based on some rules - - Transform cobble to mossy cobble near water - - Run a custom script - - ...And all kinds of other dynamic stuff - + Keep track of when a block becomes active and becomes inactive - + When a block goes inactive: - + Store objects statically to block - + Store timer value as the timestamp - + When a block goes active: - + Create active objects out of static objects - TODO: Make proper hooks in here - - Simulate the results of what would have happened if it would have - been active for all the time - - Grow a lot of grass and so on - + Initially it is fine to send information about every active object - to every player. Eventually it should be modified to only send info - about the nearest ones. - + This was left to be done by the old system and it sends only the - nearest ones. +TODO: Add proper hooks to when adding and removing active blocks + +TODO: Finish the ActiveBlockModifier stuff and use it for something Objects: -------- @@ -285,6 +282,7 @@ TODO: Get rid of MapBlockObjects and use only ActiveObjects SUGG: MovingObject::move and Player::move are basically the same. combine them. + - NOTE: This is a bit tricky because player has the sneaking ability - NOTE: Player::move is more up-to-date. - NOTE: There is a simple move implementation now in collision.{h,cpp} - NOTE: MovingObject will be deleted (MapBlockObject) @@ -303,42 +301,17 @@ TODO: Mineral and ground material properties TODO: Flowing water to actually contain flow direction information - There is a space for this - it just has to be implemented. -SUGG: Try out the notch way of generating maps, that is, make bunches - of low-res 3d noise and interpolate linearly. - -Mapgen v2 (the current one): -* Possibly add some kind of erosion and other stuff -* Better water generation (spread it to underwater caverns but don't - fill dungeons that don't touch big water masses) -* When generating a chunk and the neighboring chunk doesn't have mud - and stuff yet and the ground is fairly flat, the mud will flow to - the other chunk making nasty straight walls when the other chunk - is generated. Fix it. Maybe just a special case if the ground is - flat? -* Consider not updating this one and make a good mainly block-based - generator - -SUGG: Make two "modified states", one that forces the block to be saved at - the next save event, and one that makes the block to be saved at exit - time. - -TODO: Add a not_fully_generated flag to MapBlock, which would be set for - blocks that contain eg. trees from neighboring generations but haven't - been generated itself. This is required for the future generator. - Misc. stuff: ------------ -- Make sure server handles removing grass when a block is placed (etc) - - The client should not do it by itself -- Block cube placement around player's head -- Protocol version field -- Consider getting some textures from cisoun's texture pack - - Ask from Cisoun -- Make sure the fence implementation and data format is good - - Think about using same bits for material for fences and doors, for - example -- Finish the ActiveBlockModifier stuff and use it for something -- Move mineral to param2, increment map serialization version, add conversion +TODO: Make sure server handles removing grass when a block is placed (etc) + - The client should not do it by itself + - NOTE: I think nobody does it currently... +TODO: Block cube placement around player's head +TODO: Protocol version field +TODO: Think about using same bits for material for fences and doors, for + example +TODO: Move mineral to param2, increment map serialization version, add + conversion TODO: Add a per-sector database to store surface stuff as simple flags/values - Light? @@ -354,8 +327,6 @@ TODO: Restart irrlicht completely when coming back to main menu from game. TODO: Merge bahamada's audio stuff (clean patch available) -TODO: Merge spongie's chest/furnace direction (by hand) - TODO: Merge key configuration menu (no clean patch available) Making it more portable: @@ -373,9 +344,6 @@ Stuff to do after release: Doing currently: ---------------- -TODO: Use MapBlock::resetUsageTimer() in appropriate places - (on client and server) - ====================================================================== */ @@ -404,16 +372,12 @@ TODO: Use MapBlock::resetUsageTimer() in appropriate places #include #include -//#include #include #include "main.h" #include "common_irrlicht.h" #include "debug.h" -//#include "map.h" -//#include "player.h" #include "test.h" #include "server.h" -//#include "client.h" #include "constants.h" #include "porting.h" #include "gettime.h" @@ -422,8 +386,6 @@ TODO: Use MapBlock::resetUsageTimer() in appropriate places #include "config.h" #include "guiMainMenu.h" #include "mineral.h" -//#include "noise.h" -//#include "tile.h" #include "materials.h" #include "game.h" #include "keycode.h" -- cgit v1.2.3