modules/RenderEngine/src/window.lua

   1 function RenderEngine:framebuffer_size_callback(_, width, height)
   2         gl.viewport(0, 0, width, height)
   3         self.window_width, self.window_height = width, height
   4         self:update_projection_matrix()
   5 end
   6
   7 function RenderEngine:cursor_pos_callback(_, x, y)
   8         local last_x, last_y = self.cursor_x or x, self.cursor_y or y
   9         self.cursor_delta_x, self.cursor_delta_y = x - last_x, y - last_y
  10         self.cursor_x, self.cursor_y = x, y
  11 end
  12
  13 function RenderEngine:init_glfw()
  14         glfw.window_hint("context version major", 3)
  15         glfw.window_hint("context version minor", 3)
  16         glfw.window_hint("opengl profile", "core")
  17 end
  18
  19 function RenderEngine:create_window()
  20         self.window = glfw.create_window(500, 500, "Unnamed Window")
  21         glfw.make_context_current(self.window)
  22         glfw.set_input_mode(self.window, "cursor", "disabled")
  23         glfw.set_framebuffer_size_callback(self.window, function (...) self:framebuffer_size_callback(...) end)
  24         glfw.set_cursor_pos_callback(self.window, function (...) self:cursor_pos_callback(...) end)
  25 end
  26
  27 function RenderEngine:set_window_title(title)
  28         glfw.set_window_title(self.window, title)
  29 end
  30
  31 function RenderEngine:set_window_pos(x, y)
  32         glfw.set_window_pos(self.window, x, y)
  33 end
  34
  35 function RenderEngine:set_window_size(width, height)
  36         glfw.set_window_size(self.window, width, height)
  37 end