Not a big update

game/VirtualControl.lua

@@ -0,0 +1,137 @@
+local gc_newQuad=love.graphics.newQuad
+
+---Get distance between two points
+---@param x1 number
+---@param y1 number
+---@param x2 number
+---@param y2 number
+---@return number
+local function math_distance(x1,y1,x2,y2)
+    return ((x1-x2)^2+(y1-y2)^2)^.5
+end
+
+local function mDrawQ(obj,quad,x,y,a,k)
+    local _,_,w,h=quad:getViewport()
+    love.graphics.draw(obj,quad,x,y,a,k,nil,w*.5,h*.5)
+end
+
+local empty_quad=gc_newQuad(0,0,1,1,1,1)
+-- A table containing quads used to draw icons for virtual control system.
+local virtual_quad=setmetatable((function()
+    local t={}
+    local w=180
+    for i,name in next,{
+        'left','right','up','down',
+        'rotate_left','rotate_right','rotate_left2','rotate_right2',
+    } do if #name>0 then t[name]=gc_newQuad((i-1)%4*w,math.floor((i-1)/4)*w,w,w,5*w,7*w) end end
+    return t
+end)(),{
+    __index=function() return empty_quad end
+})
+local virtual_texture=love.graphics.newImage('game/VirtualControlTexture.png')
+
+
+
+local button={}
+button.__index=button
+function button:new(data)
+    local data=data or {}
+    return setmetatable({
+        show=data.show or true,
+        x=data.x or 320,
+        y=data.y or 180,
+        r=data.r or 80, -- size
+        shape=data.shape or 'circle',
+        key=data.key or 'X',
+        iconSize=data.iconSize or 80,
+        alpha=data.alpha or 0.75,
+        quad=virtual_quad[data.key]
+    },self)
+end
+function button:press()
+    self.pressed=true
+    self.lastPressTime=love.timer.getTime()
+    love.keypressed(self.key)
+end
+function button:release()
+    self.pressed=false
+    love.keyreleased(self.key)
+end
+function button:drag(dx,dy)
+    self.x,self.y=self.x+dx,self.y+dy
+end
+function button:draw(forceLight)
+    love.graphics.setLineWidth(4)
+    if self.shape=='circle' then
+        love.graphics.setColor(1,1,1,self.pressed and .5 or .05)
+        love.graphics.circle('fill',self.x,self.y,self.r-4)
+
+        love.graphics.setColor(1,1,1)
+        love.graphics.circle('line',self.x,self.y,self.r-2)
+    elseif self.shape=='square' then
+        love.graphics.setColor(1,1,1,self.pressed and .5 or .05)
+        love.graphics.rectangle('fill',self.x-self.r-4,self.y-self.r-4,self.r*2+8,self.r*2+8)
+
+        love.graphics.setColor(1,1,1)
+        love.graphics.rectangle('line',self.x-self.r-2,self.y-self.r-2,self.r*2+4,self.r*2+4)
+    end
+    if self.iconSize>0 and self.quad then
+        love.graphics.setColor(1,1,1,forceLight and 1 or self.alpha)
+        local _,_,w,h=self.quad:getViewport()
+        mDrawQ(
+            virtual_texture,
+            self.quad,
+            self.x,self.y,0,
+            self.iconSize/100*math.min(self.r*2/w,self.r*2/h)
+        )
+    end
+end
+function button:getDistance(x,y)
+    if self.shape=='circle' then
+        return math_distance(x,y,self.x,self.y)/self.r
+    elseif self.shape=='square' then
+        return math.max(math.abs(x-self.x),math.abs(y-self.y))/self.r
+    end
+end
+
+local touches={}
+VCTRL={
+    button:new{x=50,y=50,key='left'},
+}
+VCTRL.focus=nil -- Focusing buttons
+
+function VCTRL.press(x,y,id)
+    local obj,closestDist=false,1e99
+    for i=1,#VCTRL do
+        local w=VCTRL[i]
+        if w.show then
+            local d=w:getDistance(x,y)
+            if d<=1 and d<closestDist then
+                obj,closestDist=w,d
+            end
+        end
+    end
+    if obj then
+        touches[id]=obj
+        obj:press(x,y,id)
+        VCTRL.focus=obj
+    end
+end
+function VCTRL.release(id)
+    if touches[id] then
+        touches[id]:release()
+    end
+    touches[id]=nil
+end
+function VCTRL.drag(dx,dy,id)
+    if touches[id] then
+        touches[id]:drag(dx,dy)
+    end
+end
+function VCTRL.draw(forceLight)
+    for i=1,#VCTRL do
+        if VCTRL[i].show then
+            VCTRL[i]:draw(forceLight)
+        end
+    end
+end

main.lua

@@ -13,7 +13,7 @@ PENTO_MODE = false
 
 SAVE_DIR    = 'saves/'
 REPLAY_DIR  = 'saves/replays/'
-if not love.filesystem.exists(REPLAY_DIR) then
+if not love.filesystem.getInfo(REPLAY_DIR) then
     love.filesystem.createDirectory(REPLAY_DIR)
 end
 CONFIG_FILE = 'config.sav'
@@ -29,6 +29,7 @@ function love.load()
     require "load.bigint"
     loadSave()
     require "scene"
+    require "game.VirtualControl"   -- VCTRL
     
     love.mouse.setVisible(false)
     love.window.setMode(love.graphics.getWidth(), love.graphics.getHeight(), {resizable = true});
@@ -58,9 +59,9 @@ function love.draw()
     love.graphics.clear()
     love.graphics.push()
 
-    -- get offset matrix
-
     scene:render()
+    VCTRL.draw()
+
     love.graphics.pop()
 
     if DEBUG_showKey then

scene/game.lua

@@ -29,7 +29,6 @@ function GameScene:new(player_name, replay_file, replay_grade)
         rotate_left2=false,
         rotate_right=false,
         rotate_right2=false,
-        rotate_180=false,
         hold=false,
     }
     self.inputs_waiting2trigger={   -- Used for buffering the input, in case the input is too fast (1f)
@@ -41,7 +40,6 @@ function GameScene:new(player_name, replay_file, replay_grade)
         rotate_left2=false,
         rotate_right=false,
         rotate_right2=false,
-        rotate_180=false,
         hold=false,
     }
     self.paused = false

scene/name_entry.lua

@@ -22,7 +22,7 @@ function NameEntryScene:new()
     self.delete_confirm = false
     self.delete_input_count = 0
     self.gradeNames = {
-    "19k", "18k", "17k", "16k", "15k", "14k", "13k", "12k", "11k", 
+    "19k", "18k", "17k", "16k", "15k", "14k", "13k", "12k", "11k",
     "10k", "9k", "8k", "7k", "6k", "5k", "4k", "3k", "2k", "1k",
     "1D", "2D", "3D", "4D", "5D", "6D", "7D", "8D", "9D"
     }

scene/training.lua

@@ -26,7 +26,6 @@ function TrainingScene:new()
         rotate_left2=false,
         rotate_right=false,
         rotate_right2=false,
-        rotate_180=false,
         hold=false,
     }
     self.inputs_waiting2trigger={   -- Used for buffering the input, in case the input is too fast (1f)
@@ -38,7 +37,6 @@ function TrainingScene:new()
         rotate_left2=false,
         rotate_right=false,
         rotate_right2=false,
-        rotate_180=false,
         hold=false,
     }
     self.paused = false