render: system: move gl related code from system driver

[d2df-sdl.git] / src / game / sdl / g_system.pas

diff --git a/src/game/sdl/g_system.pas b/src/game/sdl/g_system.pas
index bb8c66ae3e28a1a1ffa8a68d642da52ac0ad4f6c..c7eab2cd9750d273bcb424ce2bcfff4cf0d07d20 100644 (file)
--- a/src/game/sdl/g_system.pas
+++ b/src/game/sdl/g_system.pas
@@ -51,8 +51,7 @@ implementation
       {$ENDIF}
     {$ENDIF}
     SysUtils, SDL, Math,
-    {$INCLUDE ../nogl/noGLuses.inc}
-    e_log, r_graphics, e_input, e_sound,
+    e_log, e_input, e_sound,
     g_options, g_console, g_game, g_menu, g_gui, g_basic;
 
   const
@@ -81,38 +80,6 @@ implementation
 
   (* --------- Graphics --------- *)
 
-  function LoadGL: Boolean;
-    var ltmp: Integer;
-  begin
-    result := true;
-    {$IFDEF NOGL_INIT}
-      nogl_Init;
-      if glRenderToFBO and (not nogl_ExtensionSupported('GL_OES_framebuffer_object')) then
-      begin
-        e_LogWriteln('GL: framebuffer objects not supported; disabling FBO rendering');
-        glRenderToFBO := false;
-      end;
-    {$ELSE}
-      if glRenderToFBO and (not Load_GL_ARB_framebuffer_object) then
-      begin
-        e_LogWriteln('GL: framebuffer objects not supported; disabling FBO rendering');
-        glRenderToFBO := false;
-      end;
-    {$ENDIF}
-    if SDL_GL_GetAttribute(SDL_GL_STENCIL_SIZE, ltmp) = 0 then
-    begin
-      e_LogWritefln('stencil buffer size: %s', [ltmp]);
-      gwin_has_stencil := (ltmp > 0);
-    end;
-  end;
-
-  procedure FreeGL;
-  begin
-    {$IFDEF NOGL_INIT}
-    nogl_Quit();
-    {$ENDIF}
-  end;
-
   function GetDriver (): AnsiString;
     var buf: array [0..31] of AnsiChar;
   begin
@@ -150,11 +117,6 @@ implementation
       screen := SDL_SetVideoMode(w, h, bpp, flags);
       if screen <> nil then
       begin
-        if not LoadGL then
-        begin
-          e_LogWriteln('GL: unable to load OpenGL functions', TMsgType.Fatal);
-          exit;
-        end;
         title := GetTitle();
         SDL_WM_SetCaption(PChar(title), nil);
         gFullScreen := fullscreen;
@@ -689,10 +651,7 @@ implementation
     for i := 0 to e_MaxJoys - 1 do
       RemoveJoystick(i);
     if screen <> nil then
-    begin
-      FreeGL;
-      SDL_FreeSurface(screen)
-    end;
+      SDL_FreeSurface(screen);
     SDL_Quit
   end;