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{
Copyright 2003-2018 Michalis Kamburelis.
This file is part of "view3dscene".
"view3dscene" is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
"view3dscene" is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with "view3dscene"; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
----------------------------------------------------------------------------
}
{ Simple management of TexMin/MagFilter properties of VRML scene/animation.
Initialize by InitTextureFilters,
change by SetTextureMin/MagFilter,
description of currently set filters is in TextureMin/MagFilter. }
unit V3DSceneTextureFilters;
{$I v3dsceneconf.inc}
interface
uses CastleUtils, CastleVectors, X3DNodes,
CastleScene, CastleGLUtils, CastleGLImages, CastleWindow;
const
MinificationFilterNames: array [TMinificationFilter] of string =
( 'Nearest (Fastest)',
'Linear',
'Nearest Pixel and Nearest Mipmap',
'Nearest Pixel and Linear Mipmap',
'Linear Pixel and Nearest Mipmap',
'Linear Pixel and Linear Mimap (Trilinear; Best Quality)');
MagnificationFilterNames: array [TMagnificationFilter] of string =
( 'Nearest (Fastest)',
'Linear (Best Quality)');
procedure InitTextureFilters(Scene: TCastleScene);
function MinificationFilter: TMinificationFilter;
procedure SetMinificationFilter(Value: TMinificationFilter; Scene: TCastleScene);
function MagnificationFilter: TMagnificationFilter;
procedure SetMagnificationFilter(Value: TMagnificationFilter; Scene: TCastleScene);
procedure MenuAppendMinificationFilters(M: TMenu; BaseIntData: Cardinal);
procedure MenuAppendMagnificationFilters(M: TMenu; BaseIntData: Cardinal);
implementation
var
FMinificationFilter: TMinificationFilter;
FMagnificationFilter: TMagnificationFilter;
procedure InitTextureFilters(Scene: TCastleScene);
begin
SetMinificationFilter(minLinearMipmapLinear, Scene);
SetMagnificationFilter(magLinear, Scene);
end;
function MinificationFilter: TMinificationFilter;
begin Result := FMinificationFilter end;
procedure SetMinificationFilter(Value: TMinificationFilter; Scene: TCastleScene);
begin
FMinificationFilter := value;
Scene.RenderOptions.MinificationFilter := Value;
end;
function MagnificationFilter: TMagnificationFilter;
begin Result := FMagnificationFilter end;
procedure SetMagnificationFilter(Value: TMagnificationFilter; Scene: TCastleScene);
begin
FMagnificationFilter := value;
Scene.RenderOptions.MagnificationFilter := Value;
end;
procedure MenuAppendMinificationFilters(M: TMenu; BaseIntData: Cardinal);
begin
M.AppendRadioGroup(MinificationFilterNames, BaseIntData, Ord(MinificationFilter), true);
end;
procedure MenuAppendMagnificationFilters(M: TMenu;
BaseIntData: Cardinal);
begin
M.AppendRadioGroup(MagnificationFilterNames, BaseIntData, Ord(MagnificationFilter), true);
end;
end.
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