src/engine/projectable.cr

@@ -6,23 +6,13 @@ require "./gravity"
 class Projectable(N)
   property :gravity_body, :color, :size, :outline_color, :outline_size
 
-  @@hook_new : Proc(Projectable(2), Nil) = ->(obj : Projectable(2)) { nil }
-  def self.set_hook_new(hook_proc : Proc(Projectable(2), Nil))
-    @@hook_new = hook_proc
-  end
-
-  def trigger_hook_new
-    @@hook_new.call(self)
-  end
-
   def initialize(
     @gravity_body : Gravity::Body(N),
     @color : Tuple(Int32, Int32, Int32),
     @size : Int32,
     @outline_color : Tuple(Int32, Int32, Int32) = {0, 0, 0},
     @outline_size : Int32 = 0
-     )
-    trigger_hook_new
+  )
   end
 
   def position

src/tests/physics_sandbox.cr

@@ -24,7 +24,6 @@ class Game
   @screen_center_position : Vector(Float64, 2)
   @center_position : Vector(Float64, 2)
   @joystick_moved : Vector(Float64, 2)
-  @selected_body : Gravity::Body(2)
 
   SECOND_IN_NANO = 1_000_000_000
   DEFAULT_ZOOM = 5/16
@@ -86,11 +85,6 @@ class Game
     # # What's the current position of the Y axis on joystick #0?
     # position = SF::Joystick.get_axis_position(0, SF::Joystick::Y)
 
-    @projectables = Array(Projectable(2)).new
-    Projectable(2).set_hook_new ->(projectable : Projectable(2)) {
-      @projectables << projectable
-    }
-
     sun_offset = Vector[3*10.0**11, 3*10.0**11]
     @bodies = {
       vessel: Gravity::MovingBody(2).new(mass: 1.0, g: 0.1, position: Vector[10.0, 10.0]),
@@ -130,10 +124,9 @@ class Game
       color: {50, 150, 50},
       size: 10,
     )
-    # @projectables = {
-    #   @star, @pla1, @pla2, @pla3, @star, @vessel_p,
-    # }
-    @selected_body = @bodies[:vessel]
+    @projectables = {
+      @star, @pla1, @pla2, @pla3, @star, @vessel_p,
+    }
     @g = Gravity::Field(2).new(@gravited)
     @vessel = Vessel(2).new(name: "Starbird", gravity_body: @bodies[:vessel], gravity_field: @g)
     @vessel.navigation.zoom_ratio = DEFAULT_ZOOM
@@ -155,10 +148,6 @@ class Game
         Log.debug "KeyPressed #{event}"
       when SF::Event::MouseMoved
       when SF::Event::MouseButtonEvent
-        click_coord = @window.map_pixel_to_coords({event.x, event.y}, @view)
-        # mmhhhh it does not work as expected, bugged
-        nearest_proj = @projectables.sort_by { |proj| (proj.position - Vector[event.x, event.y]).magnitude }.first
-        @selected_body = nearest_proj.gravity_body
         Log.debug "MouseButtonEvent #{event}"
       when SF::Event::JoystickButtonPressed
         @joystick_moved.zero!              # reset 0

src/tests/physics_sandbox/draw.cr

@@ -36,8 +36,7 @@ module PhysicsSandboxDraw
       label: "Set timescale###set_timescale",
       data: @timescale,
       min: 0.1,
-      max: 60,
-      # max: 3600 * 24 * 7,
+      max: 3600 * 24 * 7,
       flags: (
         ImGui::ImGuiSliderFlags::Logarithmic
       ),
@@ -296,22 +295,15 @@ module PhysicsSandboxDraw
 
   def draw_navigation(gravity_field)
     # ImGui.text "Total Accele is  : [#{acceleration[0].round(4)}, #{acceleration[1].round(4)}] m/s²"
-    draw_table(title: "Applied forces", headers: {"Name", "X", "Y", "unit"}) do
-      draw_table_line "Pulse Accele", "#{@vessel.gravity_body.acceleration[0].round(4)}", "#{@vessel.gravity_body.acceleration[1].round(4)}", "m/s²"
-      draw_table_line "Gravitic Field", "#{gravity_field[0].round(4)}", "#{gravity_field[1].round(4)}", "m/s²"
-    end
-    ImGui.text "Current speed #{@vessel.gravity_body.speed.magnitude.round(4)} m/s"
-    ImGui.text ""
+    ImGui.text "Pulse Accele is  : [#{@vessel.gravity_body.acceleration[0].round(4)}, #{@vessel.gravity_body.acceleration[1].round(4)}] m/s²"
+    ImGui.text "GraviticBody is  : [#{gravity_field[0].round(4)}, #{gravity_field[1].round(4)}] m/s²"
+    ImGui.text "Current speed is : #{@vessel.gravity_body.speed.magnitude.round(4)} m/s"
 
-    relative_speed = @vessel.gravity_body.speed - @selected_body.speed
     draw_table(title: "Actual vectors", headers: {"Name", "X", "Y", "unit"}) do
       draw_table_line "Position", @vessel.gravity_body.position[0].round(3).to_s, @vessel.gravity_body.position[1].round(3).to_s, "m"
       draw_table_line "Speed", @vessel.gravity_body.speed[0].round(3).to_s, @vessel.gravity_body.speed[1].round(3).to_s, "m/s"
       draw_table_line "Acceleration", @vessel.gravity_body.acceleration[0].round(3).to_s, @vessel.gravity_body.acceleration[1].round(3).to_s, "m/s²"
-      draw_table_line "Selected body", "#{@selected_body.position[0].round(4)}", "#{@selected_body.position[1].round(4)}", "m"
-      draw_table_line "Relative speed", "#{relative_speed[0].round(4)}", "#{relative_speed[1].round(4)}", "m/s"
     end
-    ImGui.text ""
 
     ImGui.text "Zoom on"
     ImGui.radio_button("vessel##navigation_zoom", pointerof(@vessel.navigation.zoom_select), 0)
@@ -344,6 +336,7 @@ module PhysicsSandboxDraw
   end
 
   def draw_bridge(gravity_field)
+
     if ImGui.begin("Bridge")
       if ImGui.tree_node_ex("Captain", ImGui::ImGuiTreeNodeFlags.new(ImGui::ImGuiTreeNodeFlags::DefaultOpen))
         draw_captain