a proper money system and progressive upgrades

the game is now officially playable! this marks 1.0b and perfectly recreates the "tutorial" stage of insaniquarium, with some audio and visual changes, no king guppies and no egg pieces

const.lua

@@ -23,7 +23,7 @@ FISH_AGE_BIG = 65 -- see above, but for big
 
 FISH_SIZE = 6 -- how many large guppies can you fit on the screen
 
-FOOTER_HEIGHT = 68
+HEADER_HEIGHT = 68
 
 FOOD_HITBOX = 0.08
 

constructors.lua

@@ -8,6 +8,7 @@ function self.fish(x, y)
     y = y,
     size = 0, -- 0 for small, 1 for medium, 2 for big, 3 for king
     eattimer = 0 + math.random() * 2, -- starts out hungry, with a 2s delay
+    moneytimer = 10 + math.random() * 5, -- min 10s before it can make money
     dead = false,
 
     lifetime = 0,
@@ -58,4 +59,19 @@ function self.food(x, y, type)
   return food
 end
 
+function self.money(x, y, type)
+  local money = {
+    x = x,
+    y = y,
+    speed = 0.12,
+    time = math.random(),
+    deathtimer = 0,
+    collected = false,
+    collecttimer = 0,
+    type = type
+  }
+
+  return money
+end
+
 return self

main.lua

@@ -18,16 +18,20 @@ debug = false
 
 food = {}
 feesh = {}
+money = {}
+
+local balance = 100
 
 foodtier = 1
 foodcount = 1
 
-footerbuttons = {
+headerbuttons = {
   {
     cost = 100,
     sprite = 'guppy',
-    openanim = 1,
-    open = true,
+    openanim = 0,
+    open = false,
+    closed = false,
     func = function()
       playSound('splash', 0.7, 0.8)
       table.insert(feesh, constr.fish(math.random(), 0.3))
@@ -37,8 +41,9 @@ footerbuttons = {
     cost = 200,
     sprite = 'food',
     tier = foodtier,
-    openanim = 1,
-    open = true,
+    openanim = 0,
+    open = false,
+    closed = false,
     func = function(self)
       self.openanim = 0
       foodtier = foodtier + 1
@@ -53,8 +58,9 @@ footerbuttons = {
     cost = 300,
     sprite = 'foodcount',
     tier = foodcount,
-    openanim = 1,
-    open = true,
+    openanim = 0,
+    open = false,
+    closed = false,
     func = function(self)
       self.openanim = 0
       foodcount = foodcount + 1
@@ -105,9 +111,12 @@ function love.load()
   sheets.food2 = newAnimation(sprites['food/2'], sprites['food/2']:getWidth()/10, sprites['food/2']:getHeight())
   sheets.food3 = newAnimation(sprites['food/3'], sprites['food/3']:getWidth()/10, sprites['food/3']:getHeight())
 
-  sheets.buttonopen = newAnimation(sprites['footer/button_open'], sprites['footer/button_open']:getWidth()/3, sprites['footer/button_open']:getHeight())
+  sheets.buttonopen = newAnimation(sprites['header/button_open'], sprites['header/button_open']:getWidth()/3, sprites['header/button_open']:getHeight())
 
-  for i = 1, 3 do
+  sheets.money1 = newAnimation(sprites['money/coin1'], sprites['money/coin1']:getWidth()/10, sprites['money/coin1']:getHeight())
+  sheets.money2 = newAnimation(sprites['money/coin2'], sprites['money/coin2']:getWidth()/10, sprites['money/coin2']:getHeight())
+
+  for i = 1, 2 do
     table.insert(feesh, constr.fish(math.random(), math.random()))
   end
 
@@ -125,7 +134,7 @@ function love.update(dt)
 
   bench.startBenchmark('update')
   bench.startBenchmark('update_buttons')
-  for _,btn in ipairs(footerbuttons) do
+  for _,btn in ipairs(headerbuttons) do
     btn.openanim = btn.openanim + dt * 6
   end
   bench.stopBenchmark('update_buttons')
@@ -146,6 +155,27 @@ function love.update(dt)
   end
   bench.stopBenchmark('update_food')
 
+  bench.startBenchmark('update_money')
+  for i,f in ipairs(money) do
+    if not f.collected then
+      f.y = f.y + dt * f.speed
+      f.y = clamp(f.y, 0, 0.9)
+    end
+    f.time = f.time + dt
+
+    if f.y == 0.9 and not f.collected then
+      f.deathtimer = f.deathtimer + dt
+    end
+    if f.collected then
+      f.collecttimer = f.collecttimer + dt
+    end
+
+    if f.deathtimer > 1 or f.collecttimer > 1 then
+      table.remove(money, i)
+    end
+  end
+  bench.stopBenchmark('update_money')
+
   bench.startBenchmark('update_fish')
   for fi, n in ipairs(feesh) do
     bench.startBenchmark('update_fish_eases')
@@ -175,6 +205,7 @@ function love.update(dt)
         
         local angle = math.random(-FISH_ANGLE, FISH_ANGLE)
         local str = math.random(70, 200)/200/4
+        angle = mix(angle, math.deg(math.atan2((0.5 + math.sin(love.timer.getTime()/10 + fi) * 0.2) - n.y, 0)), 0.1) -- slightly head towards the middle, to prevent getting stuck at the bottom or top
 
         if n.eattimer <= 0 and not n.dead then -- needs to follow something
           local mx, my
@@ -219,7 +250,7 @@ function love.update(dt)
         e.x = 1 - math.abs(e.x%2-1)
         e.y = 1 - math.abs(e.y%2-1)
 
-        local fheight = (FOOTER_HEIGHT * love.graphics.getWidth()/640)/love.graphics.getHeight()
+        local fheight = (HEADER_HEIGHT * love.graphics.getWidth()/640)/love.graphics.getHeight()
         if e.y < fheight then
           e.y = e.y + (fheight - e.y) * 2
         end
@@ -241,6 +272,17 @@ function love.update(dt)
 
     n.lifetime = n.lifetime + dt
     n.eattimer = n.eattimer - dt
+    n.moneytimer = n.moneytimer - dt
+
+    if n.moneytimer < 0 and not n.dead then
+      n.moneytimer = n.moneytimer + math.random() * 5 + 5
+
+      if n.size > 0 then
+        local type = 2
+        if n.size == 1 then type = 1 end
+        table.insert(money, constr.money(n.render.x, n.render.y, type))
+      end
+    end
 
     local sumx = 0
     local sumy = 0
@@ -276,10 +318,24 @@ function love.update(dt)
           if n.lifetime > FISH_AGE_MEDIUM and n.size == 0 then
             n.size = 1
             playSound('grow')
+
+            if not headerbuttons[1].open and not headerbuttons[1].closed then
+              headerbuttons[1].open = true
+              headerbuttons[1].openanim = 0
+            end
           end
           if n.lifetime > FISH_AGE_BIG and n.size == 1 then
             n.size = 2
             playSound('grow')
+
+            if not headerbuttons[2].open and not headerbuttons[1].closed then
+              headerbuttons[2].open = true
+              headerbuttons[2].openanim = 0
+            end
+            if not headerbuttons[3].open and not headerbuttons[1].closed then
+              headerbuttons[3].open = true
+              headerbuttons[3].openanim = 0
+            end
           end
         end
       end
@@ -370,13 +426,13 @@ function love.draw()
   love.graphics.setColor(1, 1, 1)
 
   local sw, sh = love.graphics.getDimensions()
-  local footerheight = FOOTER_HEIGHT * sw/640
-  local yscale = (sh-footerheight)/sh
+  local headerheight = HEADER_HEIGHT * sw/640
+  local yscale = (sh-headerheight)/sh
 
   local sample = fishsprite('medium', false, 'swim')
   local spritescale = (math.min(sw, sh)/FISH_SIZE) / math.min(sample.width, sample.height)
 
-  stretchto(sprites['bg/1'], 0, footerheight - FOOTER_HEIGHT, 0, sw, sh - (footerheight - FOOTER_HEIGHT))
+  stretchto(sprites['bg/1'], 0, headerheight - HEADER_HEIGHT, 0, sw, sh - (headerheight - HEADER_HEIGHT))
 
   -- waves
   bench.startBenchmark('render_wave')
@@ -396,11 +452,24 @@ function love.draw()
     if i == wavecount then
       sizex = -1
     end
-    love.graphics.draw(sheet.spriteSheet, sheet.quads[math.max(frame, 1)], x + (sprites['wave/wavecenter']:getWidth() * wavescale)/2, footerheight + 20, 0, wavescale * sizex, wavescale, sprites['wave/wavecenter']:getWidth()/2)
+    love.graphics.draw(sheet.spriteSheet, sheet.quads[math.max(frame, 1)], x + (sprites['wave/wavecenter']:getWidth() * wavescale)/2, headerheight + 20, 0, wavescale * sizex, wavescale, sprites['wave/wavecenter']:getWidth()/2)
   end
   love.graphics.setBlendMode('alpha')
   bench.stopBenchmark('render_wave')
 
+  bench.startBenchmark('render_food')
+  for _,f in ipairs(food) do
+    local sheet = sheets['food' .. (f.type)]
+    local x = f.x * sw
+    local y = f.y * sh
+    local frame = math.floor((f.time%1) * #sheet.quads) + 1
+
+    love.graphics.setColor(1, 1, 1, 1 - f.deathtimer)
+
+    love.graphics.draw(sheet.spriteSheet, sheet.quads[math.max(math.min(frame, #sheet.quads), 1)], x, y, 0, spritescale, spritescale, sheet.width/2, sheet.height/2)
+  end
+  bench.stopBenchmark('render_food')
+
   -- shadow
   bench.startBenchmark('render_shadow')
   for i, n in ipairs(feesh) do
@@ -534,24 +603,11 @@ function love.draw()
     end
   end
   bench.stopBenchmark('render_fish')
-
-  bench.startBenchmark('render_food')
-  for _,f in ipairs(food) do
-    local sheet = sheets['food' .. (f.type)]
-    local x = f.x * sw
-    local y = f.y * sh
-    local frame = math.floor((f.time%1) * #sheet.quads) + 1
-
-    love.graphics.setColor(1, 1, 1, 1 - f.deathtimer)
-
-    love.graphics.draw(sheet.spriteSheet, sheet.quads[math.max(math.min(frame, #sheet.quads), 1)], x, y, 0, spritescale, spritescale, sheet.width/2, sheet.height/2)
-  end
-  bench.stopBenchmark('render_food')
   bench.stopBenchmark('render_tank')
   
-  bench.startBenchmark('render_footer')
-  local base = sprites['footer/base']
-  local size = footerheight / FOOTER_HEIGHT
+  bench.startBenchmark('render_header')
+  local base = sprites['header/base']
+  local size = headerheight / HEADER_HEIGHT
   love.graphics.setColor(1, 1, 1, 1)
   love.graphics.draw(base, 0, 0, 0, size, size)
 
@@ -559,17 +615,17 @@ function love.draw()
   local x = 19
   local y = 3
   for b = 1, 7 do
-    local hovered = mouseOverBox(x * size, y * size, sprites['footer/buttonbg']:getWidth() * size, sprites['footer/buttonbg']:getHeight() * size)
-    local btn = footerbuttons[b]
+    local hovered = mouseOverBox(x * size, y * size, sprites['header/buttonbg']:getWidth() * size, sprites['header/buttonbg']:getHeight() * size)
+    local btn = headerbuttons[b]
     
     if (btn and not btn.open) or not btn then
       -- draw nothing
     elseif hovered and love.mouse.isDown(1) then
-      love.graphics.draw(sprites['footer/buttonbg_down'], x * size, y * size, 0, size, size)
+      love.graphics.draw(sprites['header/buttonbg_down'], x * size, y * size, 0, size, size)
     elseif hovered then
-      love.graphics.draw(sprites['footer/buttonbg_hover'], x * size, y * size, 0, size, size)
+      love.graphics.draw(sprites['header/buttonbg_hover'], x * size, y * size, 0, size, size)
     else
-      love.graphics.draw(sprites['footer/buttonbg'], x * size, y * size, 0, size, size)
+      love.graphics.draw(sprites['header/buttonbg'], x * size, y * size, 0, size, size)
     end
 
     if btn then
@@ -578,41 +634,41 @@ function love.draw()
         if btn.sprite == 'guppy' then
           local sheet = fishsprite('medium', false, 'swim')
           local frame = math.floor((love.timer.getTime() * 2) % 1 * #sheet.quads) + 1
-          local scale = (sprites['footer/buttonbg']:getWidth() / sheet.width) * 0.9
-          local offset = (sprites['footer/buttonbg']:getWidth() * size) / 2
+          local scale = (sprites['header/buttonbg']:getWidth() / sheet.width) * 0.9
+          local offset = (sprites['header/buttonbg']:getWidth() * size) / 2
           love.graphics.draw(sheet.spriteSheet, sheet.quads[frame], x * size + offset, y * size + offset*0.75, 0, size * scale, size * scale, sheet.width/2, sheet.width/2)
         elseif btn.sprite == 'food' then
           local sheets = {sheets.food2, sheets.food3}
           local sheet = sheets[btn.tier]
 
-          local scale = (sprites['footer/buttonbg']:getWidth() / sheet.width) * 0.65
-          local offset = (sprites['footer/buttonbg']:getWidth() * size) / 2
+          local scale = (sprites['header/buttonbg']:getWidth() / sheet.width) * 0.65
+          local offset = (sprites['header/buttonbg']:getWidth() * size) / 2
           love.graphics.draw(sheet.spriteSheet, sheet.quads[1], x * size + offset, y * size + offset*0.75, 0, size * scale, size * scale, sheet.width/2, sheet.width/2)
         elseif btn.sprite == 'foodcount' then
           love.graphics.setFont(fonts.continuum)
-          local offset = (sprites['footer/buttonbg']:getWidth() * size) / 2
+          local offset = (sprites['header/buttonbg']:getWidth() * size) / 2
 
           local bordersize = 1
           for _,p in ipairs({{0, 1}, {1, 0}, {1, 1}, {-1, 0}, {0, -1}, {-1, -1}, {1, -1}, {-1, 1}}) do
             love.graphics.setColor(0, 0, 0, 0.5)
-            love.graphics.printf(btn.tier + 1, round(x * size) + p[1] * bordersize, round(y * size + offset*0.75 - fonts.continuum:getHeight()/2) + p[2] * bordersize, round(sprites['footer/buttonbg']:getWidth() * size), 'center')
+            love.graphics.printf(btn.tier + 1, round(x * size) + p[1] * bordersize, round(y * size + offset*0.75 - fonts.continuum:getHeight()/2) + p[2] * bordersize, round(sprites['header/buttonbg']:getWidth() * size), 'center')
           end
 
           love.graphics.setColor(0, 1, 0)
-          love.graphics.printf(btn.tier + 1, round(x * size), round(y * size + offset*0.75 - fonts.continuum:getHeight()/2), round(sprites['footer/buttonbg']:getWidth() * size), 'center')
+          love.graphics.printf(btn.tier + 1, round(x * size), round(y * size + offset*0.75 - fonts.continuum:getHeight()/2), round(sprites['header/buttonbg']:getWidth() * size), 'center')
         end
 
         -- price
         love.graphics.setFont(fonts.pix)
         local font = love.graphics.getFont()
         love.graphics.setColor(0, 1, 0)
-        love.graphics.printf('$' .. btn.cost, round(x * size), round(y * size + 51 * size - font:getHeight()/2), round(sprites['footer/buttonbg']:getWidth() * size), 'center')
+        love.graphics.printf('$' .. btn.cost, round(x * size), round(y * size + 51 * size - font:getHeight()/2), round(sprites['header/buttonbg']:getWidth() * size), 'center')
         love.graphics.setColor(1, 1, 1)
         love.graphics.setFont(fonts.default)
 
         -- reflection
         love.graphics.setBlendMode('add')
-        love.graphics.draw(sprites['footer/reflection'], x * size, y * size, 0, size, size)
+        love.graphics.draw(sprites['header/reflection'], x * size, y * size, 0, size, size)
         love.graphics.setBlendMode('alpha')
       end
 
@@ -631,7 +687,27 @@ function love.draw()
     if b >= 3 then incr = 73 end
     x = x + incr
   end
-  bench.stopBenchmark('render_footer')
+
+  -- money count
+  love.graphics.setFont(fonts.continuum)
+  love.graphics.setColor(179/255, 254/255, 89/255)
+  local leftpad = 100
+  love.graphics.printf(balance, round(sw * 0.965 - leftpad), round(HEADER_HEIGHT - 25), leftpad, 'right')
+  love.graphics.setFont(fonts.default)
+
+  bench.stopBenchmark('render_header')
+
+  bench.startBenchmark('render_money')
+  for _,f in ipairs(money) do
+    local sheet = sheets['money' .. (f.type)]
+    local x = mix(f.x * sw, sw / 9 * 8, ease.outCubic(f.collecttimer))
+    local y = mix(f.y * sh, HEADER_HEIGHT - 20, ease.outCubic(f.collecttimer))
+    local frame = math.floor((f.time%1) * #sheet.quads) + 1
+
+    love.graphics.setColor(1, 1, 1, 1 - f.deathtimer)
+    love.graphics.draw(sheet.spriteSheet, sheet.quads[math.max(math.min(frame, #sheet.quads), 1)], x, y, 0, spritescale, spritescale, sheet.width/2, sheet.height/2)
+  end
+  bench.stopBenchmark('render_money')
 
   love.graphics.setColor(1, 1, 1, 1)
   love.graphics.print('FPS: ' .. 1 / love.timer.getDelta(), 0, sh - 16)
@@ -641,23 +717,49 @@ function love.draw()
 end
 
 function love.mousepressed(x, y, b)
-  if b == 1 and y > FOOTER_HEIGHT and #food < foodcount then
-    table.insert(food, constr.food(x/love.graphics.getWidth(), y/love.graphics.getHeight(), foodtier))
-    playSound('dropfood')
+  if b == 1 then
+    for _,m in ipairs(money) do
+      local dist = math.abs(x/love.graphics.getWidth() - m.x) + math.abs(y/love.graphics.getHeight() - m.y)
+      if dist < 0.1 and not m.collected then
+        m.collected = true
+        m.deathtimer = 0
+        playSound('collect', 1, 1 + math.random() * 0.2 - 0.1)
+
+        if m.type == 1 then balance = balance + 15 end
+        if m.type == 2 then balance = balance + 35 end
+
+        return
+      end
+    end
   end
 
-  local footerheight = FOOTER_HEIGHT * love.graphics.getWidth()/640
-  local size = footerheight / FOOTER_HEIGHT
+  if b == 1 and y > HEADER_HEIGHT and #food < foodcount then
+    if balance >= 5 then
+      table.insert(food, constr.food(x/love.graphics.getWidth(), y/love.graphics.getHeight(), foodtier))
+      playSound('dropfood')
+      balance = balance - 5
+    else
+      playSound('buzzer')
+    end
+  end
+
+  local headerheight = HEADER_HEIGHT * love.graphics.getWidth()/640
+  local size = headerheight / HEADER_HEIGHT
 
   if b == 1 then
     local x = 19
     for i = 1, 7 do
-      local hovered = mouseOverBox(x * size, 3 * size, sprites['footer/buttonbg']:getWidth() * size, sprites['footer/buttonbg']:getHeight() * size)
+      local hovered = mouseOverBox(x * size, 3 * size, sprites['header/buttonbg']:getWidth() * size, sprites['header/buttonbg']:getHeight() * size)
       
       if hovered then
-        if footerbuttons[i] and footerbuttons[i].open then
-          footerbuttons[i].func(footerbuttons[i])
-          playSound('buttonclick')
+        if headerbuttons[i] and headerbuttons[i].open then
+          if balance >= headerbuttons[i].cost then
+            headerbuttons[i].func(headerbuttons[i])
+            playSound('buttonclick')
+            balance = balance - headerbuttons[i].cost
+          else
+            playSound('buzzer')
+          end
         end
       end