modules/RenderEngine/src/inputhandler.lua

   1 RenderEngine.listen_keys = {}
   2 Dragonblocks.create_event_interface(RenderEngine)
   3
   4 function RenderEngine:process_input(dtime)
   5         self:process_key_input(dtime)
   6         self:process_mouse_input(dtime)
   7 end
   8
   9 function RenderEngine:process_key_input(dtime)
  10         local keys_pressed = {}
  11         local was_key_pressed = false
  12         for key in pairs(self.listen_keys) do
  13                 if glfw.get_key(self.window, key) == "press" then
  14                         keys_pressed[key] = true
  15                         was_key_pressed = true
  16                 end
  17         end
  18         if was_key_pressed then
  19                 self:fire_event({
  20                         type = "keypress",
  21                         keys = keys_pressed,
  22                         dtime = dtime
  23                 })
  24         end
  25 end
  26
  27 function RenderEngine:process_mouse_input(dtime)
  28         local dx, dy = self.cursor_delta_x or 0, self.cursor_delta_y or 0
  29         if math.abs(dx) > 0 or math.abs(dy) > 0 then
  30                 self:fire_event({
  31                         type = "mousemove",
  32                         dtime = dtime,
  33                         x = dx * self.mouse_sensitivity,
  34                         y = dy * self.mouse_sensitivity,
  35                 })
  36         end
  37         self.cursor_delta_x, self.cursor_delta_y = 0, 0
  38 end
  39
  40 function RenderEngine:add_listen_key(key)
  41         self.listen_keys[key] = true
  42 end
  43
  44 function RenderEngine:remove_listen_key(key)
  45         self.listen_keys[key] = nil
  46 end