explode grid

games/boybomb.p8

@@ -161,24 +161,25 @@ end
 
 levels = {
     {name="lobby 1",
-     mapx=16, mapy=8,
+     mapx=16, mapy=8, par=1, boss=8,
-     par=2, boss=8,
      message="there's no way he'll\nclear these boxes"
     },
     {name="lobby 2",
-     mapx=25, mapy=8,
+     mapx=25, mapy=8, par=2, boss=8,
-     par=2, boss=8,
      message="this one should take a\ndozen explosions"
     },
     {name="lobby 3",
-     mapx=31, mapy=8, bomb_x=6, bomb_y=7,
+     mapx=31, mapy=8, par=8, boss=8,
-     par=2, boss=8,
      message="maybe he'll wear himself\nout?"
     },
-    {name="lab 1",
+    {name="lobby 4",
-     mapx=26, mapy=8, bomb_x=6, bomb_y=7,
+     mapx=39, mapy=8, par=2, boss=8,
-     par=5, boss=10,
+     message="being hit by a block\nwill make him explode"
     },
+    {name="  lab 1",
+     mapx=48, mapy=8, par=2, boss=8,
+     message="we need to be careful\nof chain reactions",
+    }
 }
 function start_level(n)
     start_scene("level")
@@ -192,7 +193,9 @@ function start_level(n)
     bomb_y = 4
     -- load puzzle
     puzzle_grid = {}
+    explode_grid = {}
     for y=1,GRID_H do
+        explode_grid[y] = {nil, nil, nil, nil, nil, nil, nil, nil}
         puzzle_grid[y] = {0, 0, 0, 0, 0, 0, 0, 0}
         for x=1,GRID_W do
             puzzle_grid[y][x] = mget(x+level.mapx-1, y+level.mapy-1)
@@ -211,7 +214,7 @@ function start_level(n)
 end
 
 particles = {}
-function add_explosion(gx, gy, colors)
+function add_particles(gx, gy, colors)
     sfx(0)
     local x = gx*8+4
     local y = gy*8+4
@@ -287,43 +290,52 @@ end
 function explosion_adjacent(x, y)
     -- called when the block next door explodes
     local block = puzzle_grid[y][x]
-    if block == BOX_WOOD then
+    puzzle_grid[y][x] = 0
-        puzzle_grid[y][x] = 0
+    if block == BOX_FIRE then
-    elseif block == BOX_FIRE then
+        -- TODO: add explosion
-        puzzle_grid[y][x] = GRID_EXPLODE_NEXT
     end
 end
 
 function process_block(x, y)
     -- called on each block each frame
     local block = puzzle_grid[y][x]
-    if block == GRID_EXPLODE_NEXT then
+    local explode = explode_grid[y][x]
-        add_explosion(x, y, {4, 15}) -- wood
+    if explode then
-        puzzle_grid[y][x] = GRID_EXPLODE
+        -- grid items are {countdown, colors}
-    elseif block == GRID_EXPLODE then
+        explode.countdown -= 1
-        local ys = {0}
+        printh("CD: "..x..", "..y.."  "..explode.countdown)
-        local xs = {0}
+        if explode.countdown == 0 then
-        if y > 1 then
+            -- blow up the box (if present)
-            add(ys, -1)
+            puzzle_grid[y][x] = 0
+            add_particles(x, y, explode.colors)
+            -- 4, 15 for box
+            explode_grid[y][x] = nil
         end
-        if y < GRID_H then
-            add(ys, 1)
-        end
-        if x > 1 then
-            add(xs, -1)
-        end
-        if x < GRID_W then
-            add(xs, 1)
-        end
-        for xx in all(xs) do
-            for yy in all(ys) do
-                if xx~=0 or yy~=0 then
-                    explosion_adjacent(x+xx, y+yy)
-                end
-            end
-        end
-        puzzle_grid[y][x] = 0
     end
+    -- elseif block == GRID_EXPLODE then
+    --     local ys = {0}
+    --     local xs = {0}
+    --     if y > 1 then
+    --         add(ys, -1)
+    --     end
+    --     if y < GRID_H then
+    --         add(ys, 1)
+    --     end
+    --     if x > 1 then
+    --         add(xs, -1)
+    --     end
+    --     if x < GRID_W then
+    --         add(xs, 1)
+    --     end
+    --     for xx in all(xs) do
+    --         for yy in all(ys) do
+    --             if xx~=0 or yy~=0 then
+    --                 explosion_adjacent(x+xx, y+yy)
+    --             end
+    --         end
+    --     end
+    --     puzzle_grid[y][x] = 0
+    -- end
 end
 
 
@@ -342,6 +354,7 @@ function update_level()
             bomb_y = 0
         end
     end
+    printh("===")
     if t() - last_gravity > fall_speed then
         last_gravity = t()
         for y=GRID_H,1,-1 do
@@ -371,8 +384,8 @@ function update_level()
     if exploding then
         if bomb_spr.frame > 10 and bomb_spr.anim then
             -- when explosion hits last frame, particles / update grid
-            add_explosion(bomb_x, bomb_y, {8, 9, 10})
+            --add_particles(bomb_x, bomb_y, {8, 9, 10})
-            puzzle_grid[bomb_y][bomb_x] = GRID_EXPLODE
+            explode_grid[bomb_y][bomb_x] = {countdown=1, colors={8, 9, 10}}
         end
         -- exploding means we're done before input comes
         return
@@ -442,8 +455,6 @@ BOX_FIRE = 139
 BOX_FROG = 140
 BOX_NUKE = 141
 BOX_WATER = 142
-GRID_EXPLODE = -1
-GRID_EXPLODE_NEXT = -2
 
 animations = {
     boy_walk={frames={[0]=2, 0, 4, 0}, w=2, h=2},
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