Improve examples. Add wasm binary.

content/dynamic/examples/advanced_graphics/level.lua

@@ -0,0 +1,10 @@
+pewpew.set_level_size(500fx, 500fx)
+
+local background1 = pewpew.new_customizable_entity(0fx, 0fx)
+pewpew.customizable_entity_set_mesh(background1, "/dynamic/examples/advanced_graphics/polar_graphic.lua", 0)
+
+local background2 = pewpew.new_customizable_entity(200fx, 200fx)
+pewpew.customizable_entity_set_mesh(background2, "/dynamic/examples/advanced_graphics/polar_graphic.lua", 1)
+
+
+pewpew.new_player_ship(100fx, 100fx, 0)

content/dynamic/examples/advanced_graphics/polar_graphic.lua

@@ -0,0 +1,40 @@
+
+
+function f1(angle)
+  return 100 * (1.0 - math.cos(angle) * math.sin(3 * angle))
+end
+
+function f2(angle)
+  return 200 * (math.cos(angle) + math.sin(4 * angle))
+end
+
+function mesh_from_polar_function(f)
+  computed_vertexes = {}
+
+  local index = 0
+  local line = {}
+  for angle = 0, math.pi * 2, 0.05 do
+    local radius = f(angle)
+    local x = math.cos(angle) * radius
+    local y = math.sin(angle) * radius
+    table.insert(computed_vertexes, {x, y})
+    table.insert(line, index)
+    index = index + 1
+  end
+
+  -- Close the loop
+  table.insert(line, 0)
+
+  return  {
+    vertexes = computed_vertexes,
+    segments = {line},
+  }
+end
+
+
+
+meshes = {
+  mesh_from_polar_function(f1),
+  mesh_from_polar_function(f2),
+}
+

content/dynamic/examples/complex_level/level.lua → content/dynamic/examples/advanced_level/level.lua

@@ -5,7 +5,7 @@ pewpew.set_level_size(width, height)
 
 -- Create an entity at position (0,0) that will hold the background mesh.
 local background = pewpew.new_customizable_entity(0fx, 0fx)
-pewpew.customizable_entity_set_mesh(background, "/dynamic/examples/complex_level/rectangles_graphic.lua", 0)
+pewpew.customizable_entity_set_mesh(background, "/dynamic/examples/advanced_level/rectangles_graphic.lua", 0)
 
 -- Configure the player, with 2 shields.
 pewpew.configure_player(0, {shield = 2})

content/dynamic/examples/simple_level/square500x500_graphic.lua

@@ -1,6 +1,7 @@
 meshes = {
   {
     vertexes = {{0,0}, {500,0}, {500,500}, {0,500}},
+    colors = {0xffffffff, 0xffff00ff, 0xff00ffff, 0x00ff0000},
     segments = {{0,1,2,3,0}}
   }
 }

content/dynamic/examples/sounds/level.lua

@@ -0,0 +1,29 @@
+local width = 500fx
+local height = 500fx
+pewpew.set_level_size(width, height)
+
+local time = 0
+
+local background = pewpew.new_customizable_entity(0fx, 0fx)
+pewpew.customizable_entity_set_mesh(background, "/dynamic/examples/sounds/square500x500_graphic.lua", 0)
+
+pewpew.new_player_ship(250fx, 250fx, 0)
+
+function level_tick()
+  if time % 30 == 0 then
+    local x = 100fx
+    local y = 100fx
+    pewpew.play_sound("/dynamic/examples/sounds/sounds.lua", 0, x, y)
+    pewpew.create_explosion(x, y, 0xff0000ff, 1fx, 50)
+  end
+  if time % 30 == 15 then
+    local x = 400fx
+    local y = 400fx
+    pewpew.play_sound("/dynamic/examples/sounds/sounds.lua", 1, x, y)
+    pewpew.create_explosion(x, y, 0x00ffffff, 1fx, 50)
+  end
+  time = time + 1
+end
+
+-- Register the `level_tick` function to be called at every game tick.
+pewpew.add_update_callback(level_tick)

content/dynamic/examples/sounds/sounds.lua

@@ -0,0 +1,12 @@
+sounds = {
+  {
+    frequency = 1000,
+    decay = 0.5,
+    waveform = "tangent",
+  },
+  {
+    frequency = 500,
+    decay = 0.5,
+    waveform = "triangle",
+  }
+}

content/dynamic/examples/sounds/square500x500_graphic.lua

@@ -0,0 +1,6 @@
+meshes = {
+  {
+    vertexes = {{0,0}, {500,0}, {500,500}, {0,500}},
+    segments = {{0,1,2,3,0}}
+  }
+}

content/dynamic/examples/tutorial/box_graphics.lua

@@ -1,4 +1,4 @@
-local gfx = require("dynamic/other/tutorial/graphics_helpers.lua")
+local gfx = require("dynamic/examples/tutorial/graphics_helpers.lua")
 
 meshes = {gfx.new_mesh(), gfx.new_mesh()}
 

content/dynamic/examples/tutorial/cage_graphics.lua

@@ -1,13 +1,13 @@
-local gfx = require("dynamic/other/tutorial/graphics_helpers.lua")
+local gfx = require("dynamic/examples/tutorial/graphics_helpers.lua")
 
 function make_cage_mesh()
   local mesh = gfx.new_mesh()
   local color = 0x40ffffff
-  for i = 200 - 20, 200 + 20, 5 do
-    gfx.add_line_to_mesh(mesh, {{i, 200 - 20, -50}, {i, 200 - 20, 50}}, {color, color})
-    gfx.add_line_to_mesh(mesh, {{i, 200 + 20, -50}, {i, 200 + 20, 50}}, {color, color})
-    gfx.add_line_to_mesh(mesh, {{200 - 20, i, -50}, {200 - 20, i, 50}}, {color, color})
-    gfx.add_line_to_mesh(mesh, {{200 + 20, i, -50}, {200 + 20, i, 50}}, {color, color})
+  for i = - 20, 20, 5 do
+    gfx.add_line_to_mesh(mesh, {{i, -20, -50}, {i, -20, 50}}, {color, color})
+    gfx.add_line_to_mesh(mesh, {{i, 20, -50}, {i, 20, 50}}, {color, color})
+    gfx.add_line_to_mesh(mesh, {{-20, i, -50}, {-20, i, 50}}, {color, color})
+    gfx.add_line_to_mesh(mesh, {{20, i, -50}, {20, i, 50}}, {color, color})
   end
   return mesh
 end

content/dynamic/examples/tutorial/graphics_helpers.lua

@@ -69,4 +69,8 @@ function helper.make_color(r, g, b, a)
   return color
 end
 
+function helper.print()
+  pewpew.print("it works!")
+end
+
 return helper

content/dynamic/examples/tutorial/level.lua

@@ -1,4 +1,4 @@
-local boxes = require("dynamic/other/tutorial/box_template.lua")
+local boxes = require("dynamic/examples/tutorial/box_template.lua")
 
 function clamp(v, min, max)
   if v < min then
@@ -9,16 +9,16 @@ function clamp(v, min, max)
   return v
 end
 
-local box_outer_mesh_info = {"/dynamic/other/tutorial/box_graphics.lua", 0}
-local box_inner_mesh_info = {"/dynamic/other/tutorial/box_graphics.lua", 1}
+local box_outer_mesh_info = {"/dynamic/examples/tutorial/box_graphics.lua", 0}
+local box_inner_mesh_info = {"/dynamic/examples/tutorial/box_graphics.lua", 1}
 
 local w = 400fx
 local h = 400fx
 local margin = 50fx
 pewpew.set_level_size(w, h)
 
-local id = pewpew.new_customizable_entity(0, 0)
-pewpew.customizable_entity_set_mesh(id, "/dynamic/other/tutorial/level_graphics.lua", 0)
+local id = pewpew.new_customizable_entity(0fx, 0fx)
+pewpew.customizable_entity_set_mesh(id, "/dynamic/examples/tutorial/level_graphics.lua", 0)
 
 ship = pewpew.new_player_ship(w / 2fx, h / 2fx, 0)
 local camera_distance = -15fx
@@ -62,8 +62,8 @@ function level_tick()
                    function()
                      mode_shoot = true
                      mode_shoot_time = 0
-                     local cage = pewpew.new_customizable_entity(0fx, 0fx)
-                     pewpew.customizable_entity_set_mesh(cage, "/dynamic/other/tutorial/cage_graphics.lua", 0)
+                     local cage = pewpew.new_customizable_entity(w / 2fx, h / 2fx)
+                     pewpew.customizable_entity_set_mesh(cage, "/dynamic/examples/tutorial/cage_graphics.lua", 0)
                      pewpew.configure_player_ship_weapon(ship, {frequency = 4, cannon = pewpew.CannonType.DOUBLE})
                      local up_angle = fmath.tau() * fmath.from_fraction(1, 4)
                      local down_angle = fmath.tau() * fmath.from_fraction(3, 4)

content/dynamic/examples/tutorial/level_graphics.lua

@@ -1,4 +1,6 @@
-local gfx = require("dynamic/other/tutorial/graphics_helpers.lua")
+local gfx = require("dynamic/examples/tutorial/graphics_helpers.lua")
+
+gfx.print()
 
 function make_level_mesh()
   local mesh = gfx.new_mesh()