C++ ClipDescriptor::setOptional方法代码示例

/**
 * @brief Function called to describe the plugin controls and features.
 * @param[in, out]   desc       Effect descriptor
 * @param[in]        context    Application context
 */
void DiffPluginFactory::describeInContext( OFX::ImageEffectDescriptor& desc,
                                           OFX::EContext               context )
{
	OFX::ClipDescriptor* srcClipA = desc.defineClip( kDiffSourceA );

	assert( srcClipA );
	srcClipA->addSupportedComponent( OFX::ePixelComponentRGBA );
	srcClipA->addSupportedComponent( OFX::ePixelComponentAlpha );
	srcClipA->setSupportsTiles( kSupportTiles );
	srcClipA->setOptional( false );

	OFX::ClipDescriptor* srcClipB = desc.defineClip( kDiffSourceB );
	assert( srcClipB );
	srcClipB->addSupportedComponent( OFX::ePixelComponentRGBA );
	srcClipB->addSupportedComponent( OFX::ePixelComponentAlpha );
	srcClipB->setSupportsTiles( kSupportTiles );
	srcClipB->setOptional( false );

	// Create the mandated output clip
	OFX::ClipDescriptor* dstClip = desc.defineClip( kOfxImageEffectOutputClipName );
	assert( dstClip );
	dstClip->addSupportedComponent( OFX::ePixelComponentRGBA );
	dstClip->addSupportedComponent( OFX::ePixelComponentAlpha );
	dstClip->setSupportsTiles( kSupportTiles );

	OFX::ChoiceParamDescriptor* diffFunction = desc.defineChoiceParam( kMeasureFunction );
	assert( diffFunction );
	diffFunction->setLabel( "Quality mesure function" );
	diffFunction->appendOption( "PSNR (Peak Signal to Noise Ratio)" );
//	diffFunction->appendOption( "MSE (Mean Square Error)" );
//	diffFunction->appendOption( "SSIM (Structural SIMilarity)" );
	diffFunction->setDefault( 0 );

	OFX::RGBAParamDescriptor* outputQualityMesure = desc.defineRGBAParam( kOutputQualityMesure );
	assert( outputQualityMesure );
	outputQualityMesure->setLabel( "Quality" );
	outputQualityMesure->setEvaluateOnChange( false );

//	OFX::PushButtonParamDescriptor* helpButton = desc.definePushButtonParam( kHelpButton );
//	assert( helpButton );
//	helpButton->setLabel( "Help" );
}

OFX::PageParamDescriptor*
CImgFilterPluginHelperBase::describeInContextBegin(bool sourceIsOptional,
                                                   OFX::ImageEffectDescriptor &desc,
                                                   OFX::ContextEnum context,
                                                   bool supportsRGBA,
                                                   bool supportsRGB,
                                                   bool supportsXY,
                                                   bool supportsAlpha,
                                                   bool supportsTiles,
                                                   bool processRGB,
                                                   bool processAlpha,
                                                   bool processIsSecret)
{

#ifdef OFX_EXTENSIONS_NATRON
    desc.setChannelSelector(OFX::ePixelComponentNone); // we have our own channel selector
#endif

    OFX::ClipDescriptor *srcClip = desc.defineClip(kOfxImageEffectSimpleSourceClipName);
    if (supportsRGBA) {
        srcClip->addSupportedComponent(OFX::ePixelComponentRGBA);
    }
    if (supportsRGB) {
        srcClip->addSupportedComponent(OFX::ePixelComponentRGB);
    }
    if (supportsXY) {
        srcClip->addSupportedComponent(OFX::ePixelComponentXY);
    }
    if (supportsAlpha) {
        srcClip->addSupportedComponent(OFX::ePixelComponentAlpha);
    }
    srcClip->setTemporalClipAccess(false);
    srcClip->setSupportsTiles(supportsTiles);
    srcClip->setIsMask(false);
    if (context == OFX::eContextGeneral && sourceIsOptional) {
        srcClip->setOptional(sourceIsOptional);
    }

    OFX::ClipDescriptor *dstClip = desc.defineClip(kOfxImageEffectOutputClipName);
    if (supportsRGBA) {
        dstClip->addSupportedComponent(OFX::ePixelComponentRGBA);
    }
    if (supportsRGB) {
        dstClip->addSupportedComponent(OFX::ePixelComponentRGB);
    }
    if (supportsXY) {
        dstClip->addSupportedComponent(OFX::ePixelComponentXY);
    }
    if (supportsAlpha) {
        dstClip->addSupportedComponent(OFX::ePixelComponentAlpha);
    }
    dstClip->setSupportsTiles(supportsTiles);

    OFX::ClipDescriptor *maskClip = (context == OFX::eContextPaint) ? desc.defineClip("Brush") : desc.defineClip("Mask");
    maskClip->addSupportedComponent(OFX::ePixelComponentAlpha);
    maskClip->setTemporalClipAccess(false);
    if (context != OFX::eContextPaint) {
        maskClip->setOptional(true);
    }
    maskClip->setSupportsTiles(supportsTiles);
    maskClip->setIsMask(true);

    // create the params
    OFX::PageParamDescriptor *page = desc.definePageParam("Controls");

    {
        OFX::BooleanParamDescriptor* param = desc.defineBooleanParam(kNatronOfxParamProcessR);
        param->setLabel(kNatronOfxParamProcessRLabel);
        param->setHint(kNatronOfxParamProcessRHint);
        param->setDefault(processRGB);
        param->setIsSecret(processIsSecret);
        param->setLayoutHint(OFX::eLayoutHintNoNewLine);
        if (page) {
            page->addChild(*param);
        }
    }
    {
        OFX::BooleanParamDescriptor* param = desc.defineBooleanParam(kNatronOfxParamProcessG);
        param->setLabel(kNatronOfxParamProcessGLabel);
        param->setHint(kNatronOfxParamProcessGHint);
        param->setDefault(processRGB);
        param->setIsSecret(processIsSecret);
        param->setLayoutHint(OFX::eLayoutHintNoNewLine);
        if (page) {
            page->addChild(*param);
        }
    }
    {
        OFX::BooleanParamDescriptor* param = desc.defineBooleanParam(kNatronOfxParamProcessB);
        param->setLabel(kNatronOfxParamProcessBLabel);
        param->setHint(kNatronOfxParamProcessBHint);
        param->setDefault(processRGB);
        param->setIsSecret(processIsSecret);
        param->setLayoutHint(OFX::eLayoutHintNoNewLine);
        if (page) {
            page->addChild(*param);
        }
    }
    {
        OFX::BooleanParamDescriptor* param = desc.defineBooleanParam(kNatronOfxParamProcessA);
//.........这里部分代码省略.........

/**
 * @brief Function called to describe the plugin controls and features.
 * @param[in, out]   desc       Effect descriptor
 * @param[in]        context    Application context
 */
void PushPixelPluginFactory::describeInContext( OFX::ImageEffectDescriptor& desc,
                                                  OFX::EContext context )
{
	// Create the mandated output clip
	OFX::ClipDescriptor* dstClip = desc.defineClip( kOfxImageEffectOutputClipName );
	dstClip->addSupportedComponent( OFX::ePixelComponentRGBA );
	dstClip->addSupportedComponent( OFX::ePixelComponentAlpha );
	dstClip->setSupportsTiles( kSupportTiles );

	OFX::ClipDescriptor* srcClip = desc.defineClip( kOfxImageEffectSimpleSourceClipName );
	srcClip->addSupportedComponent( OFX::ePixelComponentRGBA );
	srcClip->addSupportedComponent( OFX::ePixelComponentAlpha );
	// no tiles on src clip, because it depends on the mask content so we can't
	// define the maximal bounding box needed...
	srcClip->setSupportsTiles( false );

	OFX::ClipDescriptor* maskClip = desc.defineClip( kClipMask );
	maskClip->addSupportedComponent( OFX::ePixelComponentRGBA );
	maskClip->addSupportedComponent( OFX::ePixelComponentAlpha );
	maskClip->setIsMask( true );
	maskClip->setOptional( true );
	maskClip->setSupportsTiles( true );

    OFX::ChoiceParamDescriptor* output = desc.defineChoiceParam( kParamOutput );
    output->setLabel( "Output" );
    output->appendOption( kParamOutputMotionVectors );
    output->appendOption( kParamOutputPushPixel );
    output->setDefault( 1 );

	OFX::DoubleParamDescriptor* size = desc.defineDoubleParam( kParamSize );
	size->setLabel( "Size" );
	size->setHint( "Size of the gradient window." );
	size->setRange( 0.0, std::numeric_limits<double>::max() );
	size->setDisplayRange( 1.0, 10.0 );
	size->setDefault( 2.0 );

	OFX::BooleanParamDescriptor* normalizedKernel = desc.defineBooleanParam( kParamNormalizedKernel );
	normalizedKernel->setLabel( "Normalized kernel" );
	normalizedKernel->setHint( "Use a normalized kernel to compute the gradient." );
	normalizedKernel->setDefault( true );
//#ifndef TUTTLE_PRODUCTION
	normalizedKernel->setIsSecret( true );
//#endif
	
	OFX::DoubleParamDescriptor* intensity = desc.defineDoubleParam( kParamIntensity );
	intensity->setLabel( "Intensity" );
	intensity->setHint( "Scale motion vectors." );
	intensity->setDisplayRange( 0.0, 2.0 );
	intensity->setDefault( 0.75 );

	OFX::DoubleParamDescriptor* angle = desc.defineDoubleParam( kParamAngle );
	angle->setLabel( "Angle" );
	angle->setHint( "Rotation on the gradient." );
	angle->setDisplayRange(-180, 180);
	angle->setDoubleType( OFX::eDoubleTypeAngle );
	angle->setDefault( 0.0 );

    OFX::ChoiceParamDescriptor* interpolation = desc.defineChoiceParam( kParamInterpolation );
    interpolation->setLabel( "Interpolation" );
    interpolation->setHint( "Interpolation method." );
    interpolation->appendOption( kParamInterpolationNearest );
    interpolation->appendOption( kParamInterpolationBilinear );
    interpolation->setDefault( 1 );

	OFX::ChoiceParamDescriptor* border = desc.defineChoiceParam( kParamBorder );
	border->setLabel( "Gradient border" );
	border->setHint( "Border method for gradient computation." );
	border->appendOption( kParamBorderMirror );
	border->appendOption( kParamBorderConstant );
	border->appendOption( kParamBorderBlack );
	border->appendOption( kParamBorderPadded );
}

/**
 * @brief Function called to describe the plugin controls and features.
 * @param[in, out]   desc       Effect descriptor
 * @param[in]        context    Application context
 */
void ColorTransferPluginFactory::describeInContext( OFX::ImageEffectDescriptor& desc,
													 OFX::EContext context )
{
	OFX::ClipDescriptor* srcClip = desc.defineClip( kOfxImageEffectSimpleSourceClipName );
	srcClip->addSupportedComponent( OFX::ePixelComponentRGBA );
	srcClip->addSupportedComponent( OFX::ePixelComponentRGB );
	// srcClip->addSupportedComponent( OFX::ePixelComponentAlpha );
	srcClip->setSupportsTiles( true );

	// Create the mandated output clip
	OFX::ClipDescriptor* dstClip = desc.defineClip( kOfxImageEffectOutputClipName );
	dstClip->addSupportedComponent( OFX::ePixelComponentRGBA );
	dstClip->addSupportedComponent( OFX::ePixelComponentRGB );
	// dstClip->addSupportedComponent( OFX::ePixelComponentAlpha );
	dstClip->setSupportsTiles( true );

	OFX::ClipDescriptor* srcRefClip = desc.defineClip( kClipSrcRef );
	srcRefClip->addSupportedComponent( OFX::ePixelComponentRGBA );
	srcRefClip->addSupportedComponent( OFX::ePixelComponentRGB );
	// srcRefClip->addSupportedComponent( OFX::ePixelComponentAlpha );
	srcRefClip->setSupportsTiles( false );
	srcRefClip->setOptional( true );

	OFX::ClipDescriptor* dstRefClip = desc.defineClip( kClipDstRef );
	dstRefClip->addSupportedComponent( OFX::ePixelComponentRGBA );
	dstRefClip->addSupportedComponent( OFX::ePixelComponentRGB );
//	dstRefClip->addSupportedComponent( OFX::ePixelComponentAlpha );
	dstRefClip->setSupportsTiles( false );

	OFX::ChoiceParamDescriptor* colorspace = desc.defineChoiceParam( kParamColorspace );
	colorspace->setLabel( "Transformation colorspace" );
	colorspace->setHint( "Select colorspace in which to apply the transformation" );
	colorspace->appendOption( kParamColorspaceNone, "without colorspace transformation" );
	colorspace->appendOption( kParamColorspaceLMS, "apply correction in LMS colorspace" );
	colorspace->appendOption( kParamColorspaceLab, "apply correction in L(alpha)(beta) colorspace" );
	colorspace->setDefault( eColorspaceLab );
	
	OFX::DoubleParamDescriptor* averageCoef = desc.defineDoubleParam( kParamAverageCoef );
	averageCoef->setLabel( "Average color coef" );
	averageCoef->setDisplayRange( 0.0, 1.0 );
	averageCoef->setDefault( 0.8 );
	averageCoef->setHint(
			"Percentage of correction of the average color.\n"
			"It is often advantageous to reduce this ratio, "
			"especially if the two images are very different. "
			"Typical values are between 0.5 and 0.8."
		);

	OFX::DoubleParamDescriptor* dynamicCoef = desc.defineDoubleParam( kParamDynamicCoef );
	dynamicCoef->setLabel( "Dynamic coef" );
	dynamicCoef->setDisplayRange( 0.0, 1.0 );
	dynamicCoef->setDefault( 1.0 );
	dynamicCoef->setHint(
			"Percentage of correction of the standard deviation."
		);

//	// output region
//	OFX::Double2DParamDescriptor* regionA = desc.defineDouble2DParam( kParamRegionA );
//	regionA->setLabel( "Region" );
//	regionA->setDefault( -0.5, -0.5 );
//	regionA->setIsSecret( true ); ///< @todo
//	OFX::Double2DParamDescriptor* regionB = desc.defineDouble2DParam( kParamRegionB );
//	regionB->setLabel( "" );
//	regionB->setDefault( 0.5, 0.5 );
//	regionB->setIsSecret( true ); ///< @todo
//
//	// same region
//	OFX::BooleanParamDescriptor* sameRegion = desc.defineBooleanParam( kParamSameRegion );
//	sameRegion->setDefault( true );
//	sameRegion->setIsSecret( true ); ///< @todo
//
//	// input region
//	OFX::Double2DParamDescriptor* inputRegionA = desc.defineDouble2DParam( kParamInputRegionA );
//	inputRegionA->setLabel( "Input region" );
//	inputRegionA->setDefault( -0.5, -0.5 );
//	inputRegionA->setIsSecret( true ); ///< @todo
//	OFX::Double2DParamDescriptor* inputRegionB = desc.defineDouble2DParam( kParamInputRegionB );
//	inputRegionB->setLabel( "" );
//	inputRegionB->setDefault( 0.5, 0.5 );
//	inputRegionB->setIsSecret( true ); ///< @todo
}

/**
 * @brief Function called to describe the plugin controls and features.
 * @param[in, out]   desc       Effect descriptor
 * @param[in]        context    Application context
 */
void TextPluginFactory::describeInContext( OFX::ImageEffectDescriptor& desc,
                                           OFX::EContext               context )
{
	OFX::ClipDescriptor* srcClip = desc.defineClip( kOfxImageEffectSimpleSourceClipName );
	srcClip->addSupportedComponent( OFX::ePixelComponentRGBA );
	srcClip->addSupportedComponent( OFX::ePixelComponentRGB );
	srcClip->addSupportedComponent( OFX::ePixelComponentAlpha );
	srcClip->setSupportsTiles( kSupportTiles );
	srcClip->setOptional(true);

	// Create the mandated output clip
	OFX::ClipDescriptor* dstClip = desc.defineClip( kOfxImageEffectOutputClipName );
	dstClip->addSupportedComponent( OFX::ePixelComponentRGBA );
	dstClip->addSupportedComponent( OFX::ePixelComponentRGB );
	dstClip->addSupportedComponent( OFX::ePixelComponentAlpha );
	dstClip->setSupportsTiles( kSupportTiles );

	OFX::StringParamDescriptor* text = desc.defineStringParam( kParamText );
	text->setLabel( "Text" );
	text->setStringType( OFX::eStringTypeMultiLine );

	OFX::BooleanParamDescriptor* isExpression = desc.defineBooleanParam( kParamIsExpression );
	isExpression->setLabel( "Expression" );
	isExpression->setHint( "If you check this parameter the text must be a python code.\n"
	                       "The final result must be in a variable with the name of the parameter.\n"
	                       "Example:\n"
	                       "from math import *\n"
	                       //+ kParamText +
	                       "text = 'At frame '+str(time)+', value is ' + str( sin(time) )\n" );
	isExpression->setDefault( false );

	OFX::StringParamDescriptor* font = desc.defineStringParam( kParamFont );
	font->setLabel( "Font file" );
	font->setStringType( OFX::eStringTypeFilePath );
	font->setDefault( "/usr/share/fonts/truetype/msttcorefonts/arial.ttf" );

	OFX::IntParamDescriptor* size = desc.defineIntParam( kParamSize );
	size->setLabel( "Size" );
	size->setDefault( 18 );
	size->setRange( 0, std::numeric_limits<int>::max() );
	size->setDisplayRange( 0, 60 );

	OFX::DoubleParamDescriptor* ratio = desc.defineDoubleParam( kParamRatio );
	ratio->setLabel( "Ratio" );
	ratio->setRange( 0.0, std::numeric_limits<double>::max() );
	ratio->setDisplayRange( 0.0, 2.0 );
	ratio->setDefault( 1.0 );

	OFX::RGBAParamDescriptor* color = desc.defineRGBAParam( kParamColor );
	color->setLabel( "Color" );
	color->setDefault( 1.0, 1.0, 1.0, 1.0 );

	OFX::Double2DParamDescriptor* position = desc.defineDouble2DParam( kParamPosition );
	position->setLabel( "Position" );
	position->setDefault( 0.0, 0.0 );

	OFX::DoubleParamDescriptor* letterSpacing = desc.defineDoubleParam( kParamLetterSpacing );
	letterSpacing->setLabel( "Letter spacing" );
	letterSpacing->setDisplayRange( -10.0, 10.0 );
	letterSpacing->setDefault( 0.0 );

	OFX::ChoiceParamDescriptor* vAlign = desc.defineChoiceParam( kParamVAlign );
	vAlign->setLabel( "Vertically align" );
	vAlign->appendOption( kParamVAlignTop );
	vAlign->appendOption( kParamVAlignCenter );
	vAlign->appendOption( kParamVAlignBottom );
	vAlign->setDefault( eParamVAlignCenter );

	OFX::ChoiceParamDescriptor* hAlign = desc.defineChoiceParam( kParamHAlign );
	hAlign->setLabel( "Horizontally align" );
	hAlign->appendOption( kParamHAlignLeft );
	hAlign->appendOption( kParamHAlignCenter );
	hAlign->appendOption( kParamHAlignRight );
	hAlign->setDefault( eParamHAlignCenter );

	OFX::BooleanParamDescriptor* verticalFlip = desc.defineBooleanParam( kParamVerticalFlip );
	verticalFlip->setLabel( "Vertical flip" );
	verticalFlip->setDefault( false );
	verticalFlip->setAnimates( false );
	verticalFlip->setHint( "Some hosts use inverted images, so you can correct this problem using this flag." );

}

void LensCalibrationPluginFactory::describeInContext(OFX::ImageEffectDescriptor& desc, OFX::ContextEnum context)
{
  //Input Clip
  OFX::ClipDescriptor *srcClip = desc.defineClip(kOfxImageEffectSimpleSourceClipName);
  srcClip->addSupportedComponent(OFX::ePixelComponentRGBA);
  srcClip->setTemporalClipAccess(false);
  srcClip->setSupportsTiles(false);
  srcClip->setIsMask(false);
  srcClip->setOptional(false);
  
  //Output clip
  OFX::ClipDescriptor *dstClip = desc.defineClip(kOfxImageEffectOutputClipName);
  dstClip->addSupportedComponent(OFX::ePixelComponentRGBA);
  dstClip->setSupportsTiles(false);
  
  //Calibration Group
  {
    OFX::GroupParamDescriptor *groupCalibration = desc.defineGroupParam(kParamGroupCalibration);
    groupCalibration->setLabel("Calibration");
    groupCalibration->setAsTab();

    {
      OFX::Int2DParamDescriptor *param = desc.defineInt2DParam(kParamImageSize);
      param->setLabel("Image Size");
      param->setHint("Input image size used to calibrate the optics. Obviously, all images should have the same size.");
      param->setDefault(0, 0);
      param->setDisplayRange(0, 0, 10000, 10000);
      param->setAnimates(false);
      param->setParent(*groupCalibration);
      param->setEnabled(false); // should not be edited by the user
    }

    {
      OFX::BooleanParamDescriptor *param = desc.defineBooleanParam(kParamInputImageIsGray);
      param->setLabel("Input image is gray");
      param->setHint("Input image is gray");
      param->setParent(*groupCalibration);
    }
    
    {
      OFX::ChoiceParamDescriptor *param = desc.defineChoiceParam(kParamPatternType);
      param->setLabel("Pattern Type");
      param->setHint("Type of pattern to detect");
      param->appendOptions(kStringParamPatternType);
      param->setDefault(eParamPatternTypeChessboard);
      param->setAnimates(false);
      param->setParent(*groupCalibration);
    }

    {
      OFX::Int2DParamDescriptor *param = desc.defineInt2DParam(kParamPatternSize);
      param->setLabel("Pattern Size");
      param->setHint("Number of inner corners per one of board dimension Width Height");
      param->setDefault(10, 7);
      param->setRange(2, 2, kOfxFlagInfiniteMax, kOfxFlagInfiniteMax);
      param->setDisplayRange(2, 2, 15, 15);
      param->setAnimates(false);
      param->setParent(*groupCalibration);
    }
    
    {
      OFX::DoubleParamDescriptor *param = desc.defineDoubleParam(kParamSquareSize);
      param->setLabel("Square Size");
      param->setHint("Define the size of the grid's square cells (mm)");
      param->setDisplayRange(0, 100);
      param->setDefault(1);
      param->setAnimates(false);
      param->setParent(*groupCalibration);
      param->setLayoutHint(OFX::eLayoutHintDivider);
    }

    {
      OFX::IntParamDescriptor *param = desc.defineIntParam(kParamNbRadialCoef);
      param->setLabel("Nb Radial Coef");
      param->setHint("Number of radial coefficient.");
      param->setRange(0, 6);
      param->setDisplayRange(0, 6);
      param->setDefault(3);
      param->setAnimates(false);
      param->setParent(*groupCalibration);
    }

    {
      OFX::IntParamDescriptor *param = desc.defineIntParam(kParamMaxFrames);
      param->setLabel("Max Frames");
      param->setHint("Maximal number of frames to extract from the video file.");
      param->setRange(0, kOfxFlagInfiniteMax);
      param->setDisplayRange(0, 1000);
      param->setDefault(0);
      param->setAnimates(false);
      param->setParent(*groupCalibration);
    }

    {
      OFX::IntParamDescriptor *param = desc.defineIntParam(kParamMaxCalibFrames);
      param->setLabel("Max Calibration Frames");
      param->setHint("Maximal number of frames to use to calibrate from the selected frames.");
      param->setRange(0, kOfxFlagInfiniteMax);
      param->setDisplayRange(0, 1000);
      param->setDefault(100);
//.........这里部分代码省略.........

/**
 * @brief Function called to describe the plugin controls and features.
 * @param[in, out]   desc       Effect descriptor
 * @param[in]        context    Application context
 */
void LensDistortPluginFactory::describeInContext( OFX::ImageEffectDescriptor& desc, OFX::EContext context )
{
	// Create the mandated output clip
	OFX::ClipDescriptor* dstClip = desc.defineClip( kOfxImageEffectOutputClipName );

	dstClip->addSupportedComponent( OFX::ePixelComponentRGBA );
	dstClip->addSupportedComponent( OFX::ePixelComponentAlpha );
	dstClip->setSupportsTiles( true );

	// create the mandated source clip
	OFX::ClipDescriptor* srcClip = desc.defineClip( kOfxImageEffectSimpleSourceClipName );
	srcClip->addSupportedComponent( OFX::ePixelComponentRGBA );
	srcClip->addSupportedComponent( OFX::ePixelComponentAlpha );
	srcClip->setSupportsTiles( true );

	// declare an optional clip reference for RoD
	OFX::ClipDescriptor* srcRefClip = desc.defineClip( kClipOptionalSourceRef );
	srcRefClip->addSupportedComponent( OFX::ePixelComponentRGBA );
	srcRefClip->addSupportedComponent( OFX::ePixelComponentAlpha );
	srcRefClip->setSupportsTiles( true );
	srcRefClip->setOptional( true );
	srcRefClip->setLabel( "ref" );

	OFX::BooleanParamDescriptor* reverse = desc.defineBooleanParam( kParamReverse );
	reverse->setLabel( "Reverse" );
	reverse->setDefault( false );
	reverse->setHint( "Invert the effect.\n"
	                  "Distort becomes undistort, and vice versa." );

	// Controls
	OFX::BooleanParamDescriptor* displaySource = desc.defineBooleanParam( kParamDisplaySource );
	displaySource->setLabel( "displaySource" );
	displaySource->setDefault( false );
	displaySource->setHint( "Display the image source (usefull to parameter the distortion with lines overlays on the source image)." );

	OFX::ChoiceParamDescriptor* lensType = desc.defineChoiceParam( kParamLensType );
	lensType->setLabel( "Lens type" );
	lensType->appendOption( kParamLensTypeStandard );
	#ifndef TUTTLE_PRODUCTION
	lensType->appendOption( kParamLensTypeFishEye ); // not implemented yet...
	lensType->appendOption( kParamLensTypeAdvanced ); // not implemented yet...
	lensType->setIsSecret( true );
	#endif
	lensType->setDefault( 0 );

	OFX::DoubleParamDescriptor* coef1 = desc.defineDoubleParam( kParamCoef1 );
	coef1->setScriptName( "Main" );
	coef1->setDefault( 0.1 );
	coef1->setDisplayRange( -1.0, 1.0 );
	coef1->setHint( "Main distortion coeffecient\n"
	                ">0 : Barrel distortion\n"
	                "<0 : Pincushion distortion\n"
	                );

	OFX::DoubleParamDescriptor* coef2 = desc.defineDoubleParam( kParamCoef2 );
	coef2->setLabel( "Secondary" );
	coef2->setDefault( 0.0 );
	coef2->setDisplayRange( -1.0, 1.0 );
	coef2->setHint( "Secondary distortion coeffecient (usefull for fisheyes only)\n"
	                ">0 : Barrel distortion\n"
	                "<0 : Pincushion distortion\n"
	                );
	#ifdef TUTTLE_PRODUCTION
	coef2->setIsSecret( true );
	#endif

	OFX::DoubleParamDescriptor* squeeze = desc.defineDoubleParam( kParamSqueeze );
	squeeze->setLabel( "Squeeze" );
	#ifdef TUTTLE_PRODUCTION
	squeeze->setIsSecret( true );
	#endif
	//    squeeze->setDoubleType( eDoubleTypeNormalisedX );
	squeeze->setDefault( 1.0 );
	squeeze->setRange( 0.00001, 1.0 );
	squeeze->setDisplayRange( 0.01, 1.0 );
	squeeze->setHint( "Squeeze distortion coeffecient (usefull for bad quality lens...)" );

	OFX::Double2DParamDescriptor* asymmetric = desc.defineDouble2DParam( kParamAsymmetric );
	asymmetric->setLabel( "Asymmetric" );
	#ifdef TUTTLE_PRODUCTION
	asymmetric->setIsSecret( true );
	#endif
	//    asymmetric->setDoubleType( eDoubleTypeNormalisedXY );
	asymmetric->setDefault( 0.0, 0.0 );
	asymmetric->setRange( 0.0, 0.0, 1.0, 1.0 );
	asymmetric->setDisplayRange( 0.0, 0.0, 1.0, 1.0 );
	asymmetric->setHint( "asymmetric distortion coeffecient (usefull for bad quality lens...)" );

	OFX::Double2DParamDescriptor* center = desc.defineDouble2DParam( kParamCenter );
	center->setLabel( "Center" );
	center->setDoubleType( OFX::eDoubleTypePlain );
	center->setDefault( 0.0, 0.0 );
	center->setDisplayRange( -1.0, -1.0, 1.0, 1.0 );
	center->setHint( "Center parameter allows you to shift the center of distortion." );

//.........这里部分代码省略.........