tools/toolmirrorpose/ortoolmirrorpose_tool.cxx

/***************************************************************************************
 Autodesk(R) Open Reality(R) Samples
 
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***************************************************************************************/

//--- Class declaration
#include "ortoolmirrorpose_tool.h"

//--- Registration defines
#define ORTOOLMIRRORPOSE__CLASS ORTOOLMIRRORPOSE__CLASSNAME
#define ORTOOLMIRRORPOSE__LABEL "MirrorPose"
#define ORTOOLMIRRORPOSE__DESC  "Tool used to mirror selected objects in the viewer."

//--- Implementation and registration
FBToolImplementation(   ORTOOLMIRRORPOSE__CLASS );
FBRegisterTool      (   ORTOOLMIRRORPOSE__CLASS,
                        ORTOOLMIRRORPOSE__LABEL,
                        ORTOOLMIRRORPOSE__DESC,
                        FB_DEFAULT_SDK_ICON     );  // Icon filename (default=Open Reality icon)

//--- Default name of the mirror plane we'll create.
const char* gToolMirrorPoseMirrorPlaneName = "MirrorPlane";

/************************************************
 *  Constructor.
 ************************************************/
bool ORToolMirrorPose::FBCreate()
{
    // Tool options
    StartSize[0] = 180;
    StartSize[1] = 90;

    // Configure layout
    AddRegion( "ButtonShowMirrorPlaneCheckBox", "ButtonShowMirrorPlaneCheckBox",
                 10,    kFBAttachLeft,      "",                                 1.0 ,
                 10,    kFBAttachTop,       "",                                 1.0,
                150,    kFBAttachNone,      "",                                 1.0,
                 18,    kFBAttachNone,      "",                                 1.0 );

    AddRegion( "ButtonMirror", "ButtonMirror",
                 10,    kFBAttachLeft,      "",                                 1.0 ,
                 10,    kFBAttachBottom,    "ButtonShowMirrorPlaneCheckBox",    1.0,
                150,    kFBAttachNone,      "",                                 1.0,
                 18,    kFBAttachNone,      "",                                 1.0 );

    SetControl( "ButtonShowMirrorPlaneCheckBox", mButtonShowMirrorPlaneCheckBox );
    SetControl( "ButtonMirror", mButtonMirror );

    // Configure buttons
    mButtonShowMirrorPlaneCheckBox.OnClick.Add( this, (FBCallback) &ORToolMirrorPose::EventButtonShowMirrorPlaneCheckBoxClick );
    mButtonShowMirrorPlaneCheckBox.Caption = "Show mirror plane";
    mButtonShowMirrorPlaneCheckBox.Style = kFBCheckbox;
    mButtonShowMirrorPlaneCheckBox.State = 1;

    mButtonMirror.OnClick.Add( this, (FBCallback) &ORToolMirrorPose::EventButtonMirrorClick );
    mButtonMirror.Caption = "Mirror selected models";

    // Create the mirror plane now.
    CreateMirrorPlane();

    return true;
}


/************************************************
 *  Destruction function.
 ************************************************/
void ORToolMirrorPose::FBDestroy()
{
}


/************************************************
 *  Button click callback.
 ************************************************/
void ORToolMirrorPose::EventButtonShowMirrorPlaneCheckBoxClick( HISender pSender, HKEvent pEvent )
{
    //
    // Get the mirror plane we created.
    // ** We won't be able to find it if the user changed its name.
    //
    FBModel* lMirrorPlane = FindMirrorPlane();

    //
    // Show or Hide the mirror plane.
    //
    if( mButtonShowMirrorPlaneCheckBox.State > 0 )
    {
        if( lMirrorPlane == NULL )
        {
            CreateMirrorPlane();
        }
        else
        {
            lMirrorPlane->Show = true;
        }
    }
    else
    {
        if( lMirrorPlane != NULL )
        {
            lMirrorPlane->Show = false;
        }
    }
}

void ORToolMirrorPose::EventButtonMirrorClick( HISender pSender, HKEvent pEvent )
{
    //
    // Get the mirror plane we created.
    // ** We won't be able to find it if the user changed its name.
    //
    FBModel* lMirrorPlane = FindMirrorPlane();

    //
    // 1. Create an ObjectPose with the selected models.
    //
    FBObjectPose lObjectPose("Temporary");
    FBObjectPoseOptions lObjectPoseOptions;

    FBModelList lSelectedModelList;
    FBGetSelectedModels( lSelectedModelList );

    int lSelectedModelCount = lSelectedModelList.GetCount();
    int lSelectedModelIndex;

    for( lSelectedModelIndex = 0; lSelectedModelIndex < lSelectedModelCount; lSelectedModelIndex++ )
    {
        FBModel* lObject = lSelectedModelList[lSelectedModelIndex];

        if( lObject && lObject != lMirrorPlane )
        {
            lObjectPose.CopyTransform( lObject->Name, *lObject, lObjectPoseOptions );
        }
    }

    //
    // 2. Mirror the pose using the mirror plane.
    //
    FBObjectPoseMirrorOptions lObjectPoseMirrorOptions;

    if( lMirrorPlane != NULL )
    {
        FBMatrix lPlaneRM;
        lMirrorPlane->GetMatrix( lPlaneRM, kModelRotation );

        FBTVector lPointOnPlane;
        lPointOnPlane[0] = ((FBVector3d)lMirrorPlane->Translation)[0];
        lPointOnPlane[1] = ((FBVector3d)lMirrorPlane->Translation)[1];
        lPointOnPlane[2] = ((FBVector3d)lMirrorPlane->Translation)[2];

        GetPlaneEquation( lObjectPoseMirrorOptions.mMirrorPlaneEquation, lPointOnPlane, lPlaneRM );
    }

    lObjectPose.MirrorPoseAllObjects( lObjectPoseMirrorOptions );

    //
    // 3. Paste the mirrored pose.
    //    ** Paste in global, because only the global tranform is updated when calling MirrorPose().
    //
    lObjectPoseOptions.mPoseTransformType = kFBPoseTransformGlobal;

    for( lSelectedModelIndex = 0; lSelectedModelIndex < lSelectedModelCount; lSelectedModelIndex++ )
    {
        FBModel* lObject = lSelectedModelList[lSelectedModelIndex];

        if( lObject && lObject != lMirrorPlane )
        {
            lObjectPose.PasteTransform( lObject->Name, *lObject, lObjectPoseOptions );
        }
    }
}

/************************************************
 *  Local functions.
 ************************************************/
FBModel* ORToolMirrorPose::CreateMirrorPlane()
{
    FBModel* lMirrorPlane = new FBModelPlane( gToolMirrorPoseMirrorPlaneName );
    lMirrorPlane->ShadingMode = kFBModelShadingWire;

    lMirrorPlane->Translation = FBVector3d( 0.0, 100.0,  0.0 );
    lMirrorPlane->Rotation    = FBVector3d( 0.0,   0.0, 90.0 );
    lMirrorPlane->Scaling     = FBVector3d( 0.7,   0.7,  0.7 );

    lMirrorPlane->Show = true;

    mMirrorPlaneName = lMirrorPlane->Name;

    return lMirrorPlane;
}

FBModel* ORToolMirrorPose::FindMirrorPlane()
{
    FBModel* lMirrorPlane = FBFindModelByLabelName( mMirrorPlaneName );
    return lMirrorPlane;
}