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advancedusfusion.cpp 7.46 KB
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// ================================================================================================
// 
// This file is part of the CAMPVis Software Framework.
// 
// If not explicitly stated otherwise: Copyright (C) 2012, all rights reserved,
//      Christian Schulte zu Berge <christian.szb@in.tum.de>
//      Chair for Computer Aided Medical Procedures
//      Technische Universitt Mnchen
//      Boltzmannstr. 3, 85748 Garching b. Mnchen, Germany
// For a full list of authors and contributors, please refer to the file "AUTHORS.txt".
// 
// The licensing of this softare is not yet resolved. Until then, redistribution in source or
// binary forms outside the CAMP chair is not permitted, unless explicitly stated in legal form.
// However, the names of the original authors and the above copyright notice must retain in its
// original state in any case.
// 
// Legal disclaimer provided by the BSD license:
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR
// IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY 
// AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR 
// CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 
// CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR 
// SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 
// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR 
// OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
// POSSIBILITY OF SUCH DAMAGE.
// 
// ================================================================================================

#include "advancedusfusion.h"
#include "tgt/logmanager.h"
#include "tgt/shadermanager.h"
#include "tgt/textureunit.h"

#include "core/datastructures/imagedata.h"
#include "core/datastructures/imagerepresentationgl.h"
#include "core/datastructures/imagerepresentationrendertarget.h"
#include "core/pipeline/processordecoratorbackground.h"

#include "core/classification/simpletransferfunction.h"

#include "core/tools/quadrenderer.h"

namespace campvis {
    const std::string AdvancedUsFusion::loggerCat_ = "CAMPVis.modules.vis.AdvancedUsFusion";

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    GenericOption<std::string> viewOptions[5] = {
        GenericOption<std::string>("us", "Ultrasound Only"),
        GenericOption<std::string>("smoothed", "Smoothed US Only"),
        GenericOption<std::string>("sharpened", "Sharpened US Only"),
        GenericOption<std::string>("mappingSaturation", "Mapping Uncertainty to Saturation"),
        GenericOption<std::string>("mappingSharpness", "Mapping Uncertainty to Sharpness")
    };

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    AdvancedUsFusion::AdvancedUsFusion(GenericProperty<tgt::ivec2>& canvasSize)
        : VisualizationProcessor(canvasSize)
        , p_usImageId("UsImageId", "Ultrasound Input Image", "", DataNameProperty::READ)
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        , p_blurredImageId("BlurredImageId", "Blurred Ultrasound Image", "", DataNameProperty::READ)
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        , p_gradientImageID("GradientImageId", "Gradient Input Image", "", DataNameProperty::READ)
        , p_confidenceImageID("ConfidenceImageId", "Confidence Map Input", "", DataNameProperty::READ)
        , p_targetImageID("targetImageID", "Output Image", "", DataNameProperty::WRITE)
        , p_sliceNumber("sliceNumber", "Slice Number", 0, 0, 0)
        , p_transferFunction("transferFunction", "Transfer Function", new SimpleTransferFunction(256))
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        , p_view("View", "Image to Render", viewOptions, 5)
        , p_blurredScaling("BlurredScaling", "Scaling for blurred image intensity", 1.f, .001f, 1000.f)
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        , _shader(0)
    {
        addProperty(&p_usImageId);
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        addProperty(&p_blurredImageId);
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        addProperty(&p_gradientImageID);
        addProperty(&p_confidenceImageID);
        addProperty(&p_targetImageID);
        addProperty(&p_sliceNumber);
        addProperty(&p_transferFunction);
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        addProperty(&p_view);
        addProperty(&p_blurredScaling);
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        decoratePropertyCollection(this);
    }

    AdvancedUsFusion::~AdvancedUsFusion() {

    }

    void AdvancedUsFusion::init() {
        VisualizationProcessor::init();
        _shader = ShdrMgr.loadSeparate("core/glsl/passthrough.vert", "modules/advancedusvis/glsl/advancedusfusion.frag", "", false);
        _shader->setAttributeLocation(0, "in_Position");
        _shader->setAttributeLocation(1, "in_TexCoord");
    }

    void AdvancedUsFusion::deinit() {
        VisualizationProcessor::deinit();
        ShdrMgr.dispose(_shader);
    }

    void AdvancedUsFusion::process(DataContainer& data) {
        ImageRepresentationGL::ScopedRepresentation img(data, p_usImageId.getValue());
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        ImageRepresentationGL::ScopedRepresentation blurred(data, p_blurredImageId.getValue());
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        ImageRepresentationGL::ScopedRepresentation confidence(data, p_confidenceImageID.getValue());
        ImageRepresentationGL::ScopedRepresentation gradients(data, p_gradientImageID.getValue());

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        if (img != 0 && blurred != 0 && gradients != 0 && confidence != 0) {
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            if (img->getDimensionality() == 3) {
                if (img.getDataHandle().getTimestamp() != _sourceImageTimestamp) {
                    // source DataHandle has changed
                    updateProperties(img.getDataHandle());
                    _sourceImageTimestamp = img.getDataHandle().getTimestamp();
                }

                std::pair<ImageData*, ImageRepresentationRenderTarget*> rt = ImageRepresentationRenderTarget::createWithImageData(_renderTargetSize.getValue());

                _shader->activate();
                decorateRenderProlog(data, _shader);
                _shader->setUniform("_sliceNumber", p_sliceNumber.getValue());
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                _shader->setUniform("_viewIndex", p_view.getValue());
                _shader->setUniform("_blurredScaling", p_blurredScaling.getValue());
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                tgt::TextureUnit usUnit, blurredUnit, confidenceUnit, gradientUnit, tfUnit;
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                img->bind(_shader, usUnit, "_usImage");
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                blurred->bind(_shader, blurredUnit, "_blurredImage");
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                confidence->bind(_shader, confidenceUnit, "_confidenceMap");
                gradients->bind(_shader, gradientUnit, "_gradientMap");
                p_transferFunction.getTF()->bind(_shader, tfUnit);

                rt.second->activate();
                glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
                QuadRdr.renderQuad();
                rt.second->deactivate();

                decorateRenderEpilog(_shader);
                _shader->deactivate();
                tgt::TextureUnit::setZeroUnit();

                data.addData(p_targetImageID.getValue(), rt.first);
                p_targetImageID.issueWrite();
            }
            else {
                LERROR("Input image must have dimensionality of 3.");
            }
        }
        else {
            LERROR("No suitable input image found.");
        }

        _invalidationLevel.setValid();
    }

    void AdvancedUsFusion::updateProperties(DataHandle img) {
        p_transferFunction.getTF()->setImageHandle(img);
        const tgt::svec3& imgSize = static_cast<const ImageData*>(img.getData())->getSize();
        if (p_sliceNumber.getMaxValue() != imgSize.z - 1){
            p_sliceNumber.setMaxValue(imgSize.z - 1);
        }
    }

}