render: disable FBO on devices which not support NPOT textures

[d2df-sdl.git] / src / game / opengl / r_window.pas

diff --git a/src/game/opengl/r_window.pas b/src/game/opengl/r_window.pas
index a35aaeff85842493e4df5fe2b7aafda01b8e7cfb..9b7100f4ea05ff642754341043a7cf188f0d8a8d 100644 (file)
--- a/src/game/opengl/r_window.pas
+++ b/src/game/opengl/r_window.pas
@@ -18,7 +18,6 @@ unit r_window;
 interface
 
   procedure r_Window_DrawLoading (forceUpdate: Boolean);
-  procedure r_Window_Initialize;
 
 implementation
 
@@ -68,73 +67,4 @@ implementation
     end;
   end;
 
-  function GLExtensionList (): SSArray;
-    var s: PChar; i, j, num: GLint;
-  begin
-    result := nil;
-    s := glGetString(GL_EXTENSIONS);
-    if s <> nil then
-    begin
-      num := 0;
-      i := 0;
-      j := 0;
-      while (s[i] <> #0) and (s[i] = ' ') do Inc(i);
-      while (s[i] <> #0) do
-      begin
-        while (s[i] <> #0) and (s[i] <> ' ') do Inc(i);
-        SetLength(result, num+1);
-        result[num] := Copy(s, j+1, i-j);
-        while (s[i] <> #0) and (s[i] = ' ') do Inc(i);
-        j := i;
-        Inc(num)
-      end
-    end
-  end;
-
-  function GLExtensionSupported (ext: AnsiString): Boolean;
-    var e: AnsiString;
-  begin
-    result := false;
-    for e in GLExtensionList() do
-    begin
-      if strEquCI1251(e, ext) then
-      begin
-        result := true;
-        exit
-      end
-    end
-  end;
-
-  procedure PrintGLSupportedExtensions;
-  begin
-    e_LogWritefln('GL Vendor: %s', [glGetString(GL_VENDOR)]);
-    e_LogWritefln('GL Renderer: %s', [glGetString(GL_RENDERER)]);
-    e_LogWritefln('GL Version: %s', [glGetString(GL_VERSION)]);
-    e_LogWritefln('GL Shaders: %s', [glGetString(GL_SHADING_LANGUAGE_VERSION)]);
-    e_LogWritefln('GL Extensions: %s', [glGetString(GL_EXTENSIONS)]);
-  end;
-
-  procedure r_Window_Initialize;
-  begin
-{$IFNDEF USE_SYSSTUB}
-    PrintGLSupportedExtensions;
-    glLegacyNPOT := not (GLExtensionSupported('GL_ARB_texture_non_power_of_two') or GLExtensionSupported('GL_OES_texture_npot'));
-{$ELSE}
-    glLegacyNPOT := False;
-    glRenderToFBO := False;
-{$ENDIF}
-    if glNPOTOverride and glLegacyNPOT then
-    begin
-      glLegacyNPOT := true;
-      e_logWriteln('NPOT texture emulation: FORCED')
-    end
-    else
-    begin
-      if glLegacyNPOT then
-        e_logWriteln('NPOT texture emulation: enabled')
-      else
-        e_logWriteln('NPOT texture emulation: disabled')
-    end
-  end;
-
 end.