/*
-----------------------------------------------------------------------------
This source file is part of OpenSpace3D
For the latest info, see http://www.openspace3d.com

Copyright (c) 2012 I-maginer

This program is free software; you can redistribute it and/or modify it under
the terms of the GNU Lesser General Public License as published by the Free Software
Foundation; either version 2 of the License, or (at your option) any later
version.

This program 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 Lesser General Public License for more details.

You should have received a copy of the GNU Lesser General Public License along with
this program; if not, write to the Free Software Foundation, Inc., 59 Temple
Place - Suite 330, Boston, MA 02111-1307, USA, or go to
http://www.gnu.org/copyleft/lesser.txt

-----------------------------------------------------------------------------
*/


fun deleteOb(inst)=
  SO3SceneSetShadowPreset (V3DgetSession c3dXsession) SO3_SHADOWS_PRESET_NONE;
  let (V3DgetDefaultViewport (V3DgetSessionView c3dXsession)) -> viewportstr in
  (
    SO3ViewportSetDeferredEnabled viewportstr.V3D_viewport 0;
    SO3ViewportSetDeferredAntiAliasingMode viewportstr.V3D_viewport 0;
  );
  0;;


fun getDebugModeByName(mode)=
  if !strcmp (strtrim mode) "Standard" then
    0
  else if !strcmp (strtrim mode) "Colour" then
    1
  else if !strcmp (strtrim mode) "Normal" then
    2
  else if !strcmp (strtrim mode) "Depth" then
    3
  else if !strcmp (strtrim mode) "Specular" then
    4
  else if !strcmp (strtrim mode) "Emissive" then
    5
  else if !strcmp (strtrim mode) "Velocity" then
    6
  else if !strcmp (strtrim mode) "MaterialID" then
    7
  else
    nil;;


fun cbSetDebugMode(inst, from, action, param, rep) =
  if param == nil then nil else
  let (V3DgetDefaultViewport (V3DgetSessionView c3dXsession)) -> viewportstr in
    SO3ViewportSetDeferredDebugMode viewportstr.V3D_viewport getDebugModeByName(param);
  0;;


fun cbEnable(inst, from, action, param, rep) =  
  let (V3DgetDefaultViewport (V3DgetSessionView c3dXsession)) -> viewportstr in
    SO3ViewportSetDeferredEnabled viewportstr.V3D_viewport 1;
  0;;


fun cbDisable(inst, from, action, param, rep) =
  let (V3DgetDefaultViewport (V3DgetSessionView c3dXsession)) -> viewportstr in
    SO3ViewportSetDeferredEnabled viewportstr.V3D_viewport 0;
  0;;


fun newOb(inst)=
  setPluginInstanceCbDel inst @deleteOb;
  
  let (V3DgetDefaultViewport (V3DgetSessionView c3dXsession)) -> viewportstr in
  let atoi (getPluginInstanceParam inst "renderingMode") -> renderingMode in
  let atoi (getPluginInstanceParam inst "antiAliasingMode") -> antiAliasing in
  (
    SO3ViewportSetDeferredEnabled viewportstr.V3D_viewport 1;
    SO3ViewportSetDeferredDebugMode viewportstr.V3D_viewport renderingMode;
    SO3ViewportSetDeferredAntiAliasingMode viewportstr.V3D_viewport antiAliasing;
    SO3SceneSetShadowFarDistance (V3DgetSession c3dXsession) 100.0;
    SO3SceneSetShadowDirectionalLightExtrusionDistance (V3DgetSession c3dXsession) 75.0;
    SO3SceneSetShadowLightingTechnique (V3DgetSession c3dXsession) SO3_ADDITIVE_SHADOWS_PRESET_TECHNIQUE;
    SO3SceneSetShadowTextureSize (V3DgetSession c3dXsession) 2048;
    SO3SceneSetShadowPreset (V3DgetSession c3dXsession) SO3_SHADOWS_PRESET_DEFERRED;
    
    PluginRegisterAction inst "Enable" @cbEnable;
    PluginRegisterAction inst "Disable"@cbDisable;
    PluginRegisterAction inst "Set debug mode" @cbSetDebugMode;
  );
  0;;


fun IniPlug(file)=
  PlugRegister @newOb nil;
  setPluginEditor @dynamicedit;
  0;;