NetworkProtocolNotes
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Ghoulsblade (Talk | contribs) (→idea : generic gui system for serverside scripting with thin client) |
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== general == | == general == | ||
| + | |||
| + | * [[NetworkProtocolSpec|protocol specification]] | ||
* connecting webgl+javascript in browser via html5 websocket (tcp) to lua/c++ server | * connecting webgl+javascript in browser via html5 websocket (tcp) to lua/c++ server | ||
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* 8x8x8 terrain chunk might be transferred as 512byte long utf8 text string, if blocktype is encoded as printable utf8 char | * 8x8x8 terrain chunk might be transferred as 512byte long utf8 text string, if blocktype is encoded as printable utf8 char | ||
| - | |||
| - | + | == map, show/hide/create/destroy, movement, server-sent content == | |
| - | + | ||
| - | + | ||
* mapdata (update) : tile by tile (chunk) or single tile update | * mapdata (update) : tile by tile (chunk) or single tile update | ||
| - | + | ** each tile consists of 1 byte tiletype info and 1 byte parameter (4 bits) + lighting (4 bits) info | |
| - | + | ** collision (solid/empty/liquid/stair-or-ramp), texture is tiletype based | |
| - | + | ** special infos like direction or liquid fill level is handled via the extra parameter | |
| - | + | ||
| - | * | + | |
* player | * player | ||
| - | * enemies/npcs | + | * enemies/npcs (mobiles) |
| + | ** actions/animations | ||
* items (on ground and in backpack/inventory. pickup?) | * items (on ground and in backpack/inventory. pickup?) | ||
* buildings (look like multiple blocks but might be highlighted/tooltipped in client somehow) | * buildings (look like multiple blocks but might be highlighted/tooltipped in client somehow) | ||
* particle effects? | * particle effects? | ||
| + | ** area effects like rain/snow? | ||
| + | * time/weather | ||
| + | * sound/music effects | ||
| + | * chat | ||
| + | * clientinteraction sends the current position, direction and the target tile position + face | ||
| + | * server sends update interval for looking (gestures for multiplayer) and targetting (default:0.1s) during tool-usage | ||
| + | * client sends targetting info : (A:starting point + direction AND B: target tile pos + side) while mouse is down (interval sent from server) | ||
| + | * client sends looking direction regularly (interval sent from server) | ||
| + | |||
| + | * types for sound/music | ||
| + | |||
| + | * tiles (box) types / terraintypes : texture url, name (tooltip) properties | ||
| + | |||
| + | * possibly animated or multi-part models : (probably obsolete by model type below) | ||
| + | ** monster/creature "models" (pixel art flat sprites first, later maybe simple modelling from big-pixel textures and rect-blocks?) | ||
| + | ** player skin ? | ||
| + | |||
| + | * model type : vertex+index array (as json or .js file) and texture | ||
| + | ** prefabs:block, double-culling-block(foliage), diamond, sphere, cylinder, ingot? (texcoords as param, in case atlas is used: neccessary for terrain) | ||
| + | ** can be used by : | ||
| + | *** "torch" terraintype items or similar (texture=atlas) (tree-round? foliage? mine-cart-tracks? ladders? stairs?) terrain-type-parameter -> different models? | ||
| + | *** items on ground ? | ||
| + | *** player wearable equipment (param at which bodypart the model is attached) | ||
| + | *** mobiles (ai-enemies, animals) | ||
| + | *** vehicles (boats, wagons, mining carts) | ||
| + | *** building parts | ||
| + | *** particles ? (turn to cam?) | ||
| + | |||
| + | * building type (1x1x1, 2x2x1,2x2x2, 3x3x3,3x3x2,3x3x1 ...) | ||
| + | ** tooltip | ||
| + | ** terraintypes (or model types) for parts | ||
| + | |||
| + | * image type ("sprite"?) | ||
| + | ** used by gui : texture name +uv start+ dimension(uv) + dimension on screen | ||
| + | ** interesting for particles ? (nah, atlas) | ||
| + | |||
| + | * icon type = image id + tooltip (e.g. for generic multi-choice dialog)... or negative typeid as value makes this unneccessary? | ||
| + | |||
| + | * dialogs (should be moved to gui section below? later) | ||
| + | ** can contain text (including icons) | ||
| + | ** text input dialog (writing books, signs, player name) | ||
| + | ** inventory (quickbar?) | ||
| + | ** crafting : list of thinks one can produce (with tooltip and costs, marked red or something like this if you dont have enought ressources) in your backpack | ||
| + | |||
| + | == vehicles ? == | ||
| + | |||
| + | * df : wagons, minecraft : ships, uo : big ships ? | ||
== gui == | == gui == | ||
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* items crafting inside buildings (list of available items and required resources) | * items crafting inside buildings (list of available items and required resources) | ||
* other building functions (switches/levers,heal/sleep?) | * other building functions (switches/levers,heal/sleep?) | ||
| + | |||
| + | * generic multi-choice dialog : title text + entries (image + tooltip + text, (color, dimensions, multiple images for ressource list?)) | ||
| + | ** idea : per entry list of image,text,image,text,.... can be used for ressource list (probably needs 2d image type with tex+uv start+dimension, see server-sent-content above) | ||
| + | ** usable by : building construction, crafting, multiplayer-voting and similar (kick, mapchange, save...) | ||
| + | |||
| + | === idea : generic gui system for serverside scripting with thin client === | ||
| + | |||
| + | * element = { x,y, w,h, img(url) / text / textentry / checkbox , returncode on click , tooltip on mouseover } | ||
| + | * thin client -> doesn't have to understand concepts like "choose from list", all is in server -> scriptable | ||
| + | * maybe for serverside options (sight range, map selection ...) | ||
| + | * server can send CloseDialog(id) and UpdateDialog(id,newdata) | ||
| + | <b>SCRAPPED</b>, problems : things like radar etc that should update every frame, too expensive via network | ||
== player actions == | == player actions == | ||
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* activate object ? (switches) | * activate object ? (switches) | ||
* drop items (pickup automatic?) | * drop items (pickup automatic?) | ||
| - | * construct building | + | * construct building (initiates server sent list of available buildingtypes and materials) |
* use building (starts crafting gui) | * use building (starts crafting gui) | ||
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* blocks | * blocks | ||
* buildings/workshops | * buildings/workshops | ||
| + | ** different sizes but simple shapes : 1x1, 2x2, 3x3 with height 1 each | ||
* crafting | * crafting | ||
| - | |||
| - | |||
= gameplay notes = | = gameplay notes = | ||
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* "chunk" is a group of 8x8x8 tiles | * "chunk" is a group of 8x8x8 tiles | ||
* the term "block" is avoided as it is ambigious and could be understood as 1x1x1 or 8x8x8 | * the term "block" is avoided as it is ambigious and could be understood as 1x1x1 or 8x8x8 | ||
| + | |||
| + | = gameplay concept = | ||
| + | |||
| + | * multiplayer, roughly 4 players, match lasts roughly 1 hour, but can be saved/loaded/continued later | ||
| + | * start with nothing, survive & build from scratch (no start items) | ||
| + | * build fortress and defend against sieges (after certain time, regular?) and individual enemies | ||
| + | * maybe dungeon-heart(movable item?) / king that needs to be defended to create motivation for defense rather than escape | ||
| + | * sandbox, play with water/magma simulation | ||
| + | |||
| + | = tasks/interest distribution? = | ||
| + | |||
| + | * hagish : water-simulation, pathfinding (multithreading)? c++ , ext lib input browser independent keydown | ||
| + | * ghoul : lua-scripted events, e.g. tree falling if lumberjacked, webgl client (but quick&dirty,lua>js), network? | ||
| + | |||
| + | = todo : planning = | ||
| + | |||
| + | * gui system detailed net messages | ||
| + | * server : multithreading data access (water sim + pathfinding mainly, double-buffer old=readonly to avoid locking) | ||
| + | * physic resync / blocking / cheatprotect ? (later) | ||
| + | * player appearance / animation (later) | ||
