740 lines
21 KiB
Lua
740 lines
21 KiB
Lua
function loadLevelTiles()
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math.randomseed(3)
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LevelData = dofile("data/levels/"..level_current)
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--[[
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on level format:
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id = tile identifier
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depth = order in the render
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force = rendering other tile instead of the one in this position
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overlay = render another tile id or, if multiple tiles {id, id, id,}, choose at random
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overlay_depth = foreground/background overlay depth
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type = collision type
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]]
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getLevelTileData()
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LevelTiles = LevelData.tiles
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updateLevelDimensions()
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indexLevelTiles()
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createTileObjects()
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end
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function expandLevelCanvas(horizontal,vertical)
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local horizontal = horizontal or 0
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local vertical = vertical or 0
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local h = getLevelTileWidth()
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local v = getLevelTileHeight()
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-- get new canvas size
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local newCanvasH = h + math.abs(horizontal)
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local newCanvasV = v + math.abs(vertical)
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-- lets make a new temporal canvas
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local ExpandedLevel = {}
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for i = 1, newCanvasV do
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ExpandedLevel[i] = {}
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for j = 1, newCanvasH do
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ExpandedLevel[i][j] = instanceTile(0)
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end
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end
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-- lets guess how the new canvas and positions are offset
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local expand_h = 0
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if horizontal < 0 then
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expand_h = -horizontal
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end
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local expand_v = 0
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if vertical < 0 then
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expand_v = -vertical
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end
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-- get data from old canvas to new canvas
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for i = 1, #LevelTiles do
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for j = 1, #LevelTiles[i] do
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ExpandedLevel[i+expand_v][j+expand_h] = instanceTile(LevelTiles[i][j].id)
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end
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end
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-- use new canvas
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LevelTiles = ExpandedLevel
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end
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function reduceLevelCanvas(horizontal,vertical)
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local horizontal = horizontal or 0
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local vertical = vertical or 0
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local h = getLevelTileWidth()
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local v = getLevelTileHeight()
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-- get new canvas size
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local newCanvasH = h - math.abs(horizontal)
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local newCanvasV = v - math.abs(vertical)
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-- lets make a new temporal canvas
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local ExpandedLevel = {}
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for i = 1, newCanvasV do
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ExpandedLevel[i] = {}
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for j = 1, newCanvasH do
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ExpandedLevel[i][j] = instanceTile(0)
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end
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end
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-- lets guess how the new canvas and positions are offset
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local expand_h = 0
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if horizontal < 0 then
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expand_h = -horizontal
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end
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local expand_v = 0
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if vertical < 0 then
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expand_v = -vertical
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end
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-- get data from old canvas to new canvas
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for i = 1, #ExpandedLevel do
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for j = 1, #ExpandedLevel[i] do
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ExpandedLevel[i][j] = instanceTile(LevelTiles[i+expand_v][j+expand_h].id)
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end
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end
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-- use new canvas
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LevelTiles = ExpandedLevel
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expandLevelCanvas()
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end
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function getLevelTileData()
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for k, v in pairs(tileset) do
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if v == LevelData.tileset then
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TileData = dofile("data/tileset/"..k..".lua")
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end
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end
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end
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function reloadLevelTiles()
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updateLevelDimensions()
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end
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function updateLevelDimensions()
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LevelData.Width = getLevelWidth()
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LevelData.Height = getLevelHeight()
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end
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function getLevelTileHeight()
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return #LevelTiles
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end
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function getLevelTileWidth()
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local width = 0
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for i = 1, #LevelTiles do
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if width < #LevelTiles[i] then width = #LevelTiles[i] end
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end
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return width
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end
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function getLevelHeight()
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return getLevelTileHeight() * tile_properties.height
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end
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function getLevelWidth()
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return getLevelTileWidth() * tile_properties.width
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end
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function indexLevelTiles()
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TileIndex = {}
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-- index from tileset
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local width = LevelData.tileset:getPixelWidth()/tile_properties.width
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local height = LevelData.tileset:getPixelHeight()/tile_properties.height
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for i = 0, height do
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for j = 0, width do
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TileIndex[i*width+j+1] = love.graphics.newQuad(
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j*tile_properties.width,
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i*tile_properties.height,
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tile_properties.width,
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tile_properties.height,
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LevelData.tileset:getDimensions()
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)
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end
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end
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initTileData()
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-- instance level tiles according to the Properties
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for i = 1, #LevelTiles do
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for j = 1, #LevelTiles[i] do
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setTile(i,j,LevelTiles[i][j])
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end
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end
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end
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function initTileData()
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for _, Properties in pairs(TileData) do
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if Properties.animation ~= nil then
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Properties.tileset = love.graphics.newImage("assets/terrain/"..Properties.animation..".png")
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Properties.imgs = {}
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Properties.current_image = 1
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Properties.current_subimage = 1
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local tileset = Properties.tileset
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local width = tileset:getPixelWidth()/tile_properties.width
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local height = tileset:getPixelHeight()/tile_properties.height
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local image_count = 0
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for i = 0, height-1 do
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for j = 0, width-1 do
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local quad =
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love.graphics.newQuad(
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j*tile_properties.width,
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i*tile_properties.height,
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tile_properties.width,
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tile_properties.height,
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tileset:getDimensions()
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)
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image_count = image_count + 1
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table.insert(Properties.imgs,quad)
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end
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end
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Properties.image_count = image_count
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end
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end
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end
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function instanceTile(id)
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local tile = {}
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tile.id = id
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local Properties = TileData[tile.id]
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if Properties ~= nil then
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if type(Properties.overlay) == "table" then
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tile.display_overlay = Properties.overlay[math.random(#Properties.overlay)]
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else
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tile.display_overlay = Properties.overlay
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end
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if type(Properties.force) == "table" then
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tile.display = Properties.force[math.random(#Properties.force)]
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else
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tile.display = Properties.force
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end
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end
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return tile
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end
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function setTile(i,j,id)
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LevelTiles[i][j] = instanceTile(id)
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end
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function drawGridDisplay()
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for i = 1, #LevelTiles do
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for j = 1, #LevelTiles[i] do
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love.graphics.rectangle(
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"line",
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tile_properties.scale * (j * tile_properties.width + (level_properties.offset.x - tile_properties.width)) - Camera.pos.x,
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tile_properties.scale * (i * tile_properties.height + (level_properties.offset.y - tile_properties.height)) - Camera.pos.y,
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tile_properties.scale * tile_properties.width,
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tile_properties.scale * tile_properties.height
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)
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end
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end
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end
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function optimizeTileObjects()
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logPrint("Optimizing Objects...")
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local unoptimized = 0
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local isTileOptimized = {}
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for i = 1, #LevelTiles do
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isTileOptimized[i] = {}
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for j= 1, #LevelTiles[i] do
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isTileOptimized[i][j] = false
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end
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end
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for i = 1, #LevelTiles do
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for j = 1, #LevelTiles[i] do
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if LevelTiles[i][j].id ~= 0 then
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local type = TileData[LevelTiles[i][j].id].type
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if type == "whole" and not isTileOptimized[i][j] then
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isTileOptimized[i][j] = true
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local n = 1
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local check = true
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while check do
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check = false
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if LevelTiles[i][j+n] ~= nil
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and TileData[LevelTiles[i][j+n].id] ~= nil
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then
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local type_check = TileData[LevelTiles[i][j+n].id].type
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if type_check == "whole"
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and not isTileOptimized[i][j+n]
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then
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check = true
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isTileOptimized[i][j+n] = true
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n = n + 1
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end
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end
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end
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local m = 1
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local check = true
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while check do
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check = false
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local checkline = true
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-- for as long as line, check
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for l = 0, n-1 do
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checkline = false
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if LevelTiles[i+m] ~= nil
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and LevelTiles[i+m][j+l] ~= nil
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and TileData[LevelTiles[i+m][j+l].id] ~= nil
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then
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local type_check = TileData[LevelTiles[i+m][j+l].id].type
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if type_check == "whole"
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and not isTileOptimized[i+m][j+l]
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then
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checkline = true
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else
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break
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end
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else
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break
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end
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end
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if checkline then
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check = true
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for l = 0, n-1 do
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isTileOptimized[i+m][j+l] = true
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end
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m = m + 1
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else
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break
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end
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end
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logPrint("- Group size: "..m.."x"..n)
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unoptimized = unoptimized + m * n
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local base_x = tile_properties.scale * j * tile_properties.width + tile_properties.scale * (level_properties.offset.x - tile_properties.height)
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local base_y = tile_properties.scale * i * tile_properties.height + tile_properties.scale * (level_properties.offset.y - tile_properties.height)
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local col = Collision:new(
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base_x,
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base_y,
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base_x + tile_properties.width * tile_properties.scale * n,
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base_y + tile_properties.height * tile_properties.scale * m
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)
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table.insert(LoadedObjects.Collisions,col)
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end
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end
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end
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end
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logPrint("collisions optimized from " .. unoptimized .. " to " .. #LoadedObjects.Collisions)
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end
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function createTileObjects()
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LoadedObjects.Collisions = {}
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LoadedObjects.Platforms = {}
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LoadedObjects.Ladders = {}
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LoadedObjects.Hazards = {}
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optimizeTileObjects()
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for i = 1, #LevelTiles do
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for j = 1, #LevelTiles[i] do
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if LevelTiles[i][j].id ~= 0 then
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local type = TileData[LevelTiles[i][j].id].type
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local light = TileData[LevelTiles[i][j].id].light
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local base_x = tile_properties.scale * j * tile_properties.width + tile_properties.scale * (level_properties.offset.x - tile_properties.height)
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local base_y = tile_properties.scale * i * tile_properties.height + tile_properties.scale * (level_properties.offset.y - tile_properties.height)
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if light ~= 0 and light ~= nil then
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CreateLight(
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base_x + tile_properties.width/2 * tile_properties.scale,
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base_y + tile_properties.height/2 * tile_properties.scale,
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light
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)
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end
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-- wholes are handled in optimization now
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--[[if type == "whole" then
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local col = Collision:new(
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base_x,
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base_y,
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base_x + tile_properties.width * tile_properties.scale,
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base_y + tile_properties.height * tile_properties.scale
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)
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table.insert(LoadedObjects.Collisions,col)
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else]]if type == "half_bottom" then
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local col = Collision:new(
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base_x,
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base_y + tile_properties.height/2 * tile_properties.scale,
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base_x + tile_properties.width * tile_properties.scale,
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base_y + tile_properties.height * tile_properties.scale
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)
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table.insert(LoadedObjects.Collisions,col)
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elseif type == "half_top" then
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local col = Collision:new(
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base_x,
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base_y ,
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base_x + tile_properties.width * tile_properties.scale,
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base_y + tile_properties.height/2 * tile_properties.scale
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)
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table.insert(LoadedObjects.Collisions,col)
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elseif type == "half_right" then
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local col = Collision:new(
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base_x + tile_properties.height/2 * tile_properties.scale,
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base_y,
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base_x + tile_properties.width * tile_properties.scale,
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base_y + tile_properties.height * tile_properties.scale
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)
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table.insert(LoadedObjects.Collisions,col)
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elseif type == "half_left" then
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local col = Collision:new(
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base_x,
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base_y,
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base_x + tile_properties.height/2 * tile_properties.scale,
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base_y + tile_properties.height * tile_properties.scale
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)
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table.insert(LoadedObjects.Collisions,col)
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elseif type == "platform" then
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local plat = Collision:new(
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base_x,
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base_y + tile_properties.scale * 2,
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base_x + tile_properties.width * tile_properties.scale,
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base_y + tile_properties.height/4 * tile_properties.scale + tile_properties.scale * 2
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)
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table.insert(LoadedObjects.Platforms,plat)
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elseif type == "ramp2_bot_left_whole" then
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for k = 1, 8 do
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-- do ramp owo
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local slope = Collision:new(
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base_x,
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base_y + k * tile_properties.scale - tile_properties.scale,
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base_x + k * 2 * tile_properties.scale,
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base_y + k * tile_properties.scale
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)
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table.insert(LoadedObjects.Collisions,slope)
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end
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-- fill lower half
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local col = Collision:new(
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base_x,
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base_y + tile_properties.height/2 * tile_properties.scale,
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base_x + tile_properties.width * tile_properties.scale,
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base_y + tile_properties.height * tile_properties.scale
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)
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table.insert(LoadedObjects.Collisions,col)
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elseif type == "ramp2_bot_left_half" then
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for k = 1, 8 do
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-- do ramp owo
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local slope = Collision:new(
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base_x,
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base_y + tile_properties.height/2 * tile_properties.scale + k * tile_properties.scale - tile_properties.scale,
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base_x + k * 2 * tile_properties.scale,
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base_y + tile_properties.height/2 * tile_properties.scale + k * tile_properties.scale
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)
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table.insert(LoadedObjects.Collisions,slope)
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end
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elseif type == "ramp2_top_left_whole" then
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for k = 1, 8 do
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-- do ramp owo
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local slope = Collision:new(
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base_x,
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base_y + tile_properties.height/2 * tile_properties.scale - tile_properties.scale + k * tile_properties.scale,
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base_x + tile_properties.width * tile_properties.scale - (k-1) * 2 * tile_properties.scale,
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base_y + tile_properties.height/2 * tile_properties.scale - tile_properties.scale + k * tile_properties.scale + tile_properties.scale
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)
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table.insert(LoadedObjects.Collisions,slope)
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end
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-- fill higher half
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local col = Collision:new(
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base_x,
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base_y,
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base_x + tile_properties.width * tile_properties.scale,
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base_y + tile_properties.height/2 * tile_properties.scale
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)
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table.insert(LoadedObjects.Collisions,col)
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elseif type == "ramp2_top_left_half" then
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for k = 1, 8 do
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-- do ramp owo
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local slope = Collision:new(
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base_x,
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base_y - tile_properties.scale + k * tile_properties.scale,
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base_x + tile_properties.width * tile_properties.scale - (k-1) * 2 * tile_properties.scale,
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base_y - tile_properties.scale + k * tile_properties.scale + tile_properties.scale
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)
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table.insert(LoadedObjects.Collisions,slope)
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end
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elseif type == "ramp2_bot_right_whole" then
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for k = 1, 8 do
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-- do ramp owo
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local slope = Collision:new(
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base_x + (k-8) * -2 * tile_properties.scale,
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base_y - tile_properties.scale + k * tile_properties.scale,
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base_x + tile_properties.width * tile_properties.scale,
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base_y - tile_properties.scale + k * tile_properties.scale + tile_properties.scale
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)
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table.insert(LoadedObjects.Collisions,slope)
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end
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-- fill lower half
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local col = Collision:new(
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base_x,
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base_y + tile_properties.height/2 * tile_properties.scale,
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base_x + tile_properties.width * tile_properties.scale,
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base_y + tile_properties.height * tile_properties.scale
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)
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table.insert(LoadedObjects.Collisions,col)
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elseif type == "ramp2_bot_right_half" then
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for k = 1, 8 do
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-- do ramp owo
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local slope = Collision:new(
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base_x + (k-8) * -2 * tile_properties.scale,
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base_y + tile_properties.height/2 * tile_properties.scale - tile_properties.scale + k * tile_properties.scale,
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base_x + tile_properties.width * tile_properties.scale,
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base_y + tile_properties.height/2 * tile_properties.scale - tile_properties.scale + k * tile_properties.scale + tile_properties.scale
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)
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table.insert(LoadedObjects.Collisions,slope)
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end
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elseif type == "ramp2_top_right_half" then
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for k = 1, 8 do
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-- do ramp owo
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local slope = Collision:new(
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base_x + (k-8) * -2 * tile_properties.scale,
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base_y + tile_properties.height/2 * tile_properties.scale - k * tile_properties.scale,
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base_x + tile_properties.width * tile_properties.scale,
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base_y + tile_properties.height/2 * tile_properties.scale - k * tile_properties.scale + tile_properties.scale
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)
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table.insert(LoadedObjects.Collisions,slope)
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end
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elseif type == "ramp2_top_right_whole" then
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|
for k = 1, 8 do
|
|
-- do ramp owo
|
|
local slope = Collision:new(
|
|
base_x + (k-8) * -2 * tile_properties.scale,
|
|
base_y + tile_properties.height/2 * tile_properties.scale + tile_properties.height/2 * tile_properties.scale - k * tile_properties.scale,
|
|
base_x + tile_properties.width * tile_properties.scale,
|
|
base_y + tile_properties.height/2 * tile_properties.scale + tile_properties.height/2 * tile_properties.scale - k * tile_properties.scale + tile_properties.scale
|
|
)
|
|
table.insert(LoadedObjects.Collisions,slope)
|
|
|
|
end
|
|
-- fill higher half
|
|
local col = Collision:new(
|
|
base_x,
|
|
base_y,
|
|
base_x + tile_properties.width * tile_properties.scale,
|
|
base_y + tile_properties.height/2 * tile_properties.scale
|
|
)
|
|
table.insert(LoadedObjects.Collisions,col)
|
|
|
|
elseif type == "ramp1_bot_left" then
|
|
|
|
for k = 1, 16 do
|
|
-- do ramp owo
|
|
local slope = Collision:new(
|
|
base_x,
|
|
base_y + k * tile_properties.scale - tile_properties.scale,
|
|
base_x + k * tile_properties.scale,
|
|
base_y + k * tile_properties.scale
|
|
)
|
|
table.insert(LoadedObjects.Collisions,slope)
|
|
|
|
end
|
|
|
|
elseif type == "ladder_right" then
|
|
|
|
local ladder = Collision:new(
|
|
base_x + (tile_properties.width-4)* tile_properties.scale,
|
|
base_y,
|
|
base_x + tile_properties.width * tile_properties.scale,
|
|
base_y + tile_properties.height * tile_properties.scale
|
|
)
|
|
table.insert(LoadedObjects.Ladders,ladder)
|
|
|
|
elseif type == "ladder_platform_right" then
|
|
|
|
local ladder = Collision:new(
|
|
base_x + (tile_properties.width-4)* tile_properties.scale,
|
|
base_y + tile_properties.scale * 2,
|
|
base_x + tile_properties.width * tile_properties.scale,
|
|
base_y + tile_properties.height * tile_properties.scale
|
|
)
|
|
table.insert(LoadedObjects.Ladders,ladder)
|
|
|
|
local plat = Collision:new(
|
|
base_x,
|
|
base_y + tile_properties.scale * 2,
|
|
base_x + tile_properties.width * tile_properties.scale,
|
|
base_y + tile_properties.height/4 * tile_properties.scale + tile_properties.scale * 2
|
|
)
|
|
table.insert(LoadedObjects.Platforms,plat)
|
|
|
|
elseif type == "ladder_left" then
|
|
|
|
|
|
local ladder = Collision:new(
|
|
base_x,
|
|
base_y,
|
|
base_x + tile_properties.scale * 4,
|
|
base_y + tile_properties.height * tile_properties.scale
|
|
)
|
|
table.insert(LoadedObjects.Ladders,ladder)
|
|
|
|
elseif type == "ladder_platform_left" then
|
|
|
|
|
|
local ladder = Collision:new(
|
|
base_x,
|
|
base_y + tile_properties.scale * 2,
|
|
base_x + tile_properties.scale * 4,
|
|
base_y + tile_properties.height * tile_properties.scale
|
|
)
|
|
table.insert(LoadedObjects.Ladders,ladder)
|
|
|
|
local plat = Collision:new(
|
|
base_x,
|
|
base_y + tile_properties.scale * 2,
|
|
base_x + tile_properties.width * tile_properties.scale,
|
|
base_y + tile_properties.height/4 * tile_properties.scale + tile_properties.scale * 2
|
|
)
|
|
table.insert(LoadedObjects.Platforms,plat)
|
|
|
|
elseif type == "bottom_hazard" then
|
|
|
|
|
|
local hazard = Collision:new(
|
|
base_x,
|
|
base_y + tile_properties.height * 12/16 * tile_properties.scale,
|
|
base_x + tile_properties.width * tile_properties.scale,
|
|
base_y + tile_properties.height * tile_properties.scale
|
|
)
|
|
table.insert(LoadedObjects.Hazards,hazard)
|
|
|
|
end
|
|
end
|
|
end
|
|
end
|
|
--CreateCollisionTable()
|
|
end
|
|
|
|
function animateTiles()
|
|
for _, Properties in pairs(TileData) do
|
|
if Properties ~= nil then
|
|
if Properties.animation ~= nil then
|
|
-- calculate subimage
|
|
Properties.current_subimage = Properties.current_subimage + current_dt
|
|
-- cycle image
|
|
if Properties.current_subimage >= Properties.delay then
|
|
Properties.current_subimage = Properties.current_subimage - Properties.delay
|
|
Properties.current_image = Properties.current_image + 1
|
|
end
|
|
|
|
if Properties.current_image > Properties.image_count then
|
|
Properties.current_image = Properties.current_image - Properties.image_count
|
|
end
|
|
end
|
|
end
|
|
end
|
|
end
|
|
|
|
function drawTile(tile,x,y,depth)
|
|
local Properties = TileData[tile.id]
|
|
|
|
if Properties ~= nil then
|
|
if Properties.animation ~= nil then
|
|
if Properties.imgs[Properties.current_image] ~= nil
|
|
and Properties.depth == depth
|
|
then love.graphics.draw(
|
|
Properties.tileset,
|
|
Properties.imgs[Properties.current_image],
|
|
x,
|
|
y,
|
|
0,
|
|
tile_properties.scale,
|
|
tile_properties.scale
|
|
)
|
|
end
|
|
elseif Properties.depth == depth then
|
|
if Properties.force ~= nil then
|
|
if Properties.force ~= 0 then
|
|
love.graphics.draw(
|
|
LevelData.tileset,
|
|
TileIndex[tile.display],
|
|
x,
|
|
y,
|
|
0,
|
|
tile_properties.scale,
|
|
tile_properties.scale
|
|
)
|
|
end
|
|
else
|
|
love.graphics.draw(
|
|
LevelData.tileset,
|
|
TileIndex[tile.id],
|
|
x,
|
|
y,
|
|
0,
|
|
tile_properties.scale,
|
|
tile_properties.scale
|
|
)
|
|
end
|
|
end
|
|
|
|
if Properties.overlay ~= nil then
|
|
if Properties.overlay_depth == depth or Properties.overlay_depth == nil and Properties.depth == depth then
|
|
if Properties.overlay_animated then
|
|
local overlay_properties = TileData[Properties.overlay]
|
|
love.graphics.draw(
|
|
overlay_properties.tileset,
|
|
overlay_properties.imgs[overlay_properties.current_image],
|
|
x,
|
|
y,
|
|
0,
|
|
tile_properties.scale,
|
|
tile_properties.scale
|
|
)
|
|
else
|
|
love.graphics.draw(
|
|
LevelData.tileset,
|
|
TileIndex[tile.display_overlay],
|
|
x,
|
|
y,
|
|
0,
|
|
tile_properties.scale,
|
|
tile_properties.scale
|
|
)
|
|
end
|
|
end
|
|
end
|
|
--[[
|
|
love.graphics.setColor(0,0,1)
|
|
love.graphics.print(tostring(tile.display),x+16,y)
|
|
love.graphics.setColor(1,1,1)
|
|
]]
|
|
end
|
|
end
|