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Diffstat (limited to 'tests/manual/volumetrictest/volumetrictest.cpp')
| -rw-r--r-- | tests/manual/volumetrictest/volumetrictest.cpp | 719 |
1 files changed, 719 insertions, 0 deletions
diff --git a/tests/manual/volumetrictest/volumetrictest.cpp b/tests/manual/volumetrictest/volumetrictest.cpp new file mode 100644 index 00000000..e124c6ad --- /dev/null +++ b/tests/manual/volumetrictest/volumetrictest.cpp @@ -0,0 +1,719 @@ +/****************************************************************************** +** +** Copyright (C) 2015 The Qt Company Ltd. +** Contact: http://www.qt.io/licensing/ +** +** This file is part of the Qt Data Visualization module. +** +** $QT_BEGIN_LICENSE:COMM$ +** +** Commercial License Usage +** Licensees holding valid commercial Qt licenses may use this file in +** accordance with the commercial license agreement provided with the +** Software or, alternatively, in accordance with the terms contained in +** a written agreement between you and The Qt Company. For licensing terms +** and conditions see http://www.qt.io/terms-conditions. For further +** information use the contact form at http://www.qt.io/contact-us. +** +** $QT_END_LICENSE$ +** +******************************************************************************/ + +#include "volumetrictest.h" +#include <QtDataVisualization/qbar3dseries.h> +#include <QtDataVisualization/qvalue3daxis.h> +#include <QtDataVisualization/q3dscene.h> +#include <QtDataVisualization/q3dcamera.h> +#include <QtDataVisualization/q3dtheme.h> +#include <QtDataVisualization/qcustom3dlabel.h> +#include <QtCore/qmath.h> +#include <QtGui/QRgb> +#include <QtGui/QImage> +#include <QtWidgets/QLabel> +#include <QtCore/QDebug> + +using namespace QtDataVisualization; + +const int imageCount = 512; +const float xMiddle = 100.0f; +const float yMiddle = 2.5f; +const float zMiddle = 100.0f; +const float xRange = 40.0f; +const float yRange = 7.5f; +const float zRange = 20.0f; + +VolumetricModifier::VolumetricModifier(QAbstract3DGraph *scatter) + : m_graph(scatter), + m_volumeItem(0), + m_volumeItem2(0), + m_volumeItem3(0), + m_sliceIndexX(0), + m_sliceIndexY(0), + m_sliceIndexZ(0) +{ + m_graph->activeTheme()->setType(Q3DTheme::ThemeQt); + //m_graph->activeTheme()->setType(Q3DTheme::ThemeIsabelle); + m_graph->setShadowQuality(QAbstract3DGraph::ShadowQualityNone); + m_graph->scene()->activeCamera()->setCameraPreset(Q3DCamera::CameraPresetFront); + m_graph->setOrthoProjection(true); + //m_graph->scene()->activeCamera()->setTarget(QVector3D(-2.0f, 1.0f, 2.0f)); + m_scatterGraph = qobject_cast<Q3DScatter *>(m_graph); + m_surfaceGraph = qobject_cast<Q3DSurface *>(m_graph); + m_barGraph = qobject_cast<Q3DBars *>(m_graph); + if (m_scatterGraph) { + m_scatterGraph->axisX()->setRange(xMiddle - xRange, xMiddle + xRange); + m_scatterGraph->axisX()->setSegmentCount(8); + m_scatterGraph->axisY()->setRange(yMiddle - yRange, yMiddle + yRange); + m_scatterGraph->axisY()->setSegmentCount(3); + m_scatterGraph->axisZ()->setRange(zMiddle - zRange, zMiddle + zRange); + m_scatterGraph->axisZ()->setSegmentCount(8); + } else if (m_surfaceGraph) { + m_surfaceGraph->axisX()->setRange(xMiddle - xRange, xMiddle + xRange); + m_surfaceGraph->axisX()->setSegmentCount(8); + m_surfaceGraph->axisY()->setRange(yMiddle - yRange, yMiddle + yRange); + m_surfaceGraph->axisY()->setSegmentCount(3); + m_surfaceGraph->axisZ()->setRange(zMiddle - zRange, zMiddle + zRange); + m_surfaceGraph->axisZ()->setSegmentCount(8); + } else if (m_barGraph) { + QStringList rowLabels; + QStringList columnLabels; + for (int i = 0; i < xMiddle + xRange; i++) { + if (i % 5 == 0) + columnLabels << QString::number(i); + else + columnLabels << QString(); + } + for (int i = 0; i < zMiddle + zRange; i++) { + if (i % 5 == 0) + rowLabels << QString::number(i); + else + rowLabels << QString(); + } + + QBar3DSeries *series = new QBar3DSeries; + QBarDataArray *array = new QBarDataArray(); + array->reserve(zRange * 2 + 1); + for (int i = 0; i < zRange * 2 + 1; i++) + array->append(new QBarDataRow(xRange * 2 + 1)); + + series->dataProxy()->resetArray(array, rowLabels, columnLabels); + m_barGraph->addSeries(series); + + m_barGraph->columnAxis()->setRange(xMiddle - xRange, xMiddle + xRange); + m_barGraph->valueAxis()->setRange(yMiddle - yRange, yMiddle + yRange); + m_barGraph->rowAxis()->setRange(zMiddle - zRange, zMiddle + zRange); + //m_barGraph->setReflection(true); + } + m_graph->activeTheme()->setBackgroundEnabled(false); + + createVolume(); + createAnotherVolume(); + createYetAnotherVolume(); + +// m_volumeItem->setUseHighDefShader(false); +// m_volumeItem2->setUseHighDefShader(false); +// m_volumeItem3->setUseHighDefShader(false); + + m_volumeItem->setScalingAbsolute(false); + m_volumeItem2->setScalingAbsolute(false); + m_volumeItem3->setScalingAbsolute(false); + m_volumeItem->setPositionAbsolute(false); + m_volumeItem2->setPositionAbsolute(false); + m_volumeItem3->setPositionAbsolute(false); + + + m_plainItem = new QCustom3DItem; + QImage texture(2, 2, QImage::Format_ARGB32); + texture.fill(QColor(200, 200, 200, 130)); + m_plainItem->setMeshFile(QStringLiteral(":/mesh")); + m_plainItem->setTextureImage(texture); + m_plainItem->setRotation(m_volumeItem->rotation()); + m_plainItem->setPosition(QVector3D(xMiddle + xRange / 2.0f, yMiddle + yRange / 2.0f, zMiddle)); + m_plainItem->setScaling(QVector3D(20.0f, 5.0f, 10.0f)); + m_plainItem->setScalingAbsolute(false); + + m_graph->addCustomItem(m_volumeItem); + m_graph->addCustomItem(m_volumeItem2); + m_graph->addCustomItem(m_volumeItem3); + m_graph->addCustomItem(m_plainItem); + //m_graph->setMeasureFps(true); + + // Create label to cut through the volume 3 + QCustom3DLabel *label = new QCustom3DLabel; + label->setText(QStringLiteral("FOO BAR - FOO BAR - FOO BAR")); + QFont font; + font.setPixelSize(100); + label->setFont(font); + label->setScaling(QVector3D(2.0f, 2.0f, 0.0f)); + label->setRotationAxisAndAngle(QVector3D(0.0f, 1.0f, 0.0f), 45.0f); + label->setPosition(m_volumeItem3->position()); + label->setPositionAbsolute(false); + label->setScalingAbsolute(true); + + m_graph->addCustomItem(label); + + QObject::connect(m_graph, &QAbstract3DGraph::currentFpsChanged, this, + &VolumetricModifier::handleFpsChange); +// QObject::connect(m_graph->scene(), &Q3DScene::viewportChanged, this, +// &VolumetricModifier::handleFpsChange); +} + +VolumetricModifier::~VolumetricModifier() +{ + delete m_graph; +} + +void VolumetricModifier::setFpsLabel(QLabel *fpsLabel) +{ + m_fpsLabel = fpsLabel; +} + +void VolumetricModifier::sliceX(int enabled) +{ + m_volumeItem->setSliceIndexX(enabled ? m_sliceIndexX : -1); + m_volumeItem2->setSliceIndexX(enabled ? m_sliceIndexX : -1); +} + +void VolumetricModifier::sliceY(int enabled) +{ + m_volumeItem->setSliceIndexY(enabled ? m_sliceIndexY : -1); + m_volumeItem2->setSliceIndexY(enabled ? m_sliceIndexY : -1); +} + +void VolumetricModifier::sliceZ(int enabled) +{ + m_volumeItem->setSliceIndexZ(enabled ? m_sliceIndexZ : -1); + m_volumeItem2->setSliceIndexZ(enabled ? m_sliceIndexZ : -1); +} + +void VolumetricModifier::adjustSliceX(int value) +{ + m_sliceIndexX = int(float(value) / (1024.0f / m_volumeItem->textureWidth())); + if (m_sliceIndexX == m_volumeItem->textureWidth()) + m_sliceIndexX--; + qDebug() << "m_sliceIndexX:" << m_sliceIndexX; + if (m_volumeItem->sliceIndexX() != -1) { + m_volumeItem->setSliceIndexX(m_sliceIndexX); + m_volumeItem2->setSliceIndexX(m_sliceIndexX); + } + m_sliceLabelX->setPixmap(QPixmap::fromImage( + m_volumeItem->renderSlice(Qt::XAxis, m_sliceIndexX))); + +} + +void VolumetricModifier::adjustSliceY(int value) +{ + m_sliceIndexY = int(float(value) / (1024.0f / m_volumeItem->textureHeight())); + if (m_sliceIndexY == m_volumeItem->textureHeight()) + m_sliceIndexY--; + qDebug() << "m_sliceIndexY:" << m_sliceIndexY; + if (m_volumeItem->sliceIndexY() != -1) { + m_volumeItem->setSliceIndexY(m_sliceIndexY); + m_volumeItem2->setSliceIndexY(m_sliceIndexY); + } + m_sliceLabelY->setPixmap(QPixmap::fromImage( + m_volumeItem->renderSlice(Qt::YAxis, m_sliceIndexY))); +} + +void VolumetricModifier::adjustSliceZ(int value) +{ + m_sliceIndexZ = int(float(value) / (1024.0f / m_volumeItem->textureDepth())); + if (m_sliceIndexZ == m_volumeItem->textureDepth()) + m_sliceIndexZ--; + qDebug() << "m_sliceIndexZ:" << m_sliceIndexZ; + if (m_volumeItem->sliceIndexZ() != -1) { + m_volumeItem->setSliceIndexZ(m_sliceIndexZ); + m_volumeItem2->setSliceIndexZ(m_sliceIndexZ); + } + m_sliceLabelZ->setPixmap(QPixmap::fromImage( + m_volumeItem->renderSlice(Qt::ZAxis, m_sliceIndexZ))); +} + +void VolumetricModifier::handleFpsChange() +{ + const QString fpsFormat = QStringLiteral("Fps: %1"); + int fps10 = int(m_graph->currentFps() * 10.0); + m_fpsLabel->setText(fpsFormat.arg(QString::number(qreal(fps10) / 10.0))); +// const QString sceneDimensionsFormat = QStringLiteral("%1 x %2"); +// m_fpsLabel->setText(sceneDimensionsFormat +// .arg(m_graph->scene()->viewport().width()) + // .arg(m_graph->scene()->viewport().height())); +} + +void VolumetricModifier::testSubtextureSetting() +{ + // Setting the rendered Slice as subtexture should result in identical volume + QVector<uchar> dataBefore = *m_volumeItem->textureData(); + dataBefore[0] = dataBefore.at(0); // Make sure we are detached + + checkRenderCase(1, Qt::XAxis, 56, dataBefore, m_volumeItem); + checkRenderCase(2, Qt::YAxis, 64, dataBefore, m_volumeItem); + checkRenderCase(3, Qt::ZAxis, 87, dataBefore, m_volumeItem); + + checkRenderCase(4, Qt::XAxis, 0, dataBefore, m_volumeItem); + checkRenderCase(5, Qt::YAxis, 0, dataBefore, m_volumeItem); + checkRenderCase(6, Qt::ZAxis, 0, dataBefore, m_volumeItem); + + checkRenderCase(7, Qt::XAxis, m_volumeItem->textureWidth() - 1, dataBefore, m_volumeItem); + checkRenderCase(8, Qt::YAxis, m_volumeItem->textureHeight() - 1, dataBefore, m_volumeItem); + checkRenderCase(9, Qt::ZAxis, m_volumeItem->textureDepth() - 1, dataBefore, m_volumeItem); + + dataBefore = *m_volumeItem2->textureData(); + dataBefore[0] = dataBefore.at(0); // Make sure we are detached + + checkRenderCase(11, Qt::XAxis, 56, dataBefore, m_volumeItem2); + checkRenderCase(12, Qt::YAxis, 64, dataBefore, m_volumeItem2); + checkRenderCase(13, Qt::ZAxis, 87, dataBefore, m_volumeItem2); + + checkRenderCase(14, Qt::XAxis, 0, dataBefore, m_volumeItem2); + checkRenderCase(15, Qt::YAxis, 0, dataBefore, m_volumeItem2); + checkRenderCase(16, Qt::ZAxis, 0, dataBefore, m_volumeItem2); + + checkRenderCase(17, Qt::XAxis, m_volumeItem2->textureWidth() - 1, dataBefore, m_volumeItem2); + checkRenderCase(18, Qt::YAxis, m_volumeItem2->textureHeight() - 1, dataBefore, m_volumeItem2); + checkRenderCase(19, Qt::ZAxis, m_volumeItem2->textureDepth() - 1, dataBefore, m_volumeItem2); + + // Do some visible swaps on volume 3 + QImage slice = m_volumeItem3->renderSlice(Qt::XAxis, 144); + slice = slice.mirrored(); + m_volumeItem3->setSubTextureData(Qt::XAxis, 144, slice); + + slice = m_volumeItem3->renderSlice(Qt::YAxis, 80); + slice = slice.mirrored(); + m_volumeItem3->setSubTextureData(Qt::YAxis, 80, slice); + + slice = m_volumeItem3->renderSlice(Qt::ZAxis, 190); + slice = slice.mirrored(true, false); + m_volumeItem3->setSubTextureData(Qt::ZAxis, 190, slice); +} + +void VolumetricModifier::adjustRangeX(int value) +{ + float adjustment = float(value - 512) / 10.0f; + if (m_scatterGraph) + m_scatterGraph->axisX()->setRange(xMiddle + adjustment - xRange, xMiddle + adjustment + xRange); + if (m_surfaceGraph) + m_surfaceGraph->axisX()->setRange(xMiddle + adjustment - xRange, xMiddle + adjustment + xRange); + if (m_barGraph) + m_barGraph->columnAxis()->setRange(xMiddle + adjustment - xRange, xMiddle + adjustment + xRange); +} + +void VolumetricModifier::adjustRangeY(int value) +{ + float adjustment = float(value - 512) / 10.0f; + if (m_scatterGraph) + m_scatterGraph->axisY()->setRange(yMiddle + adjustment - yRange, yMiddle + adjustment + yRange); + if (m_surfaceGraph) + m_surfaceGraph->axisY()->setRange(yMiddle + adjustment - yRange, yMiddle + adjustment + yRange); + if (m_barGraph) + m_barGraph->valueAxis()->setRange(yMiddle + adjustment - yRange, yMiddle + adjustment + yRange); +} + +void VolumetricModifier::adjustRangeZ(int value) +{ + float adjustment = float(value - 512) / 10.0f; + if (m_scatterGraph) + m_scatterGraph->axisZ()->setRange(zMiddle + adjustment - zRange, zMiddle + adjustment + zRange); + if (m_surfaceGraph) + m_surfaceGraph->axisZ()->setRange(zMiddle + adjustment - zRange, zMiddle + adjustment + zRange); + if (m_barGraph) + m_barGraph->rowAxis()->setRange(zMiddle + adjustment - zRange, zMiddle + adjustment + zRange); +} + +void VolumetricModifier::testBoundsSetting() +{ + static QVector3D scaling1 = m_volumeItem->scaling(); + static QVector3D scaling2 = m_volumeItem2->scaling(); + static QVector3D scaling3 = m_volumeItem3->scaling(); + static QVector3D scaleVector = QVector3D(0.5f, 0.3f, 0.2f); + + if (m_volumeItem->isScalingAbsolute()) { + m_volumeItem->setScalingAbsolute(false); + m_volumeItem2->setScalingAbsolute(false); + m_volumeItem3->setScalingAbsolute(false); + + m_volumeItem->setScaling(scaling1); + m_volumeItem2->setScaling(scaling2); + m_volumeItem3->setScaling(scaling3); + } else { + m_volumeItem->setScalingAbsolute(true); + m_volumeItem2->setScalingAbsolute(true); + m_volumeItem3->setScalingAbsolute(true); + + m_volumeItem->setScaling(scaleVector); + m_volumeItem2->setScaling(scaleVector); + m_volumeItem3->setScaling(scaleVector); + } +} + +void VolumetricModifier::checkRenderCase(int id, Qt::Axis axis, int index, + const QVector<uchar> &dataBefore, + QCustom3DVolume *volumeItem) +{ + QImage slice = volumeItem->renderSlice(axis, index); + volumeItem->setSubTextureData(axis, index, slice); + + if (dataBefore == *volumeItem->textureData()) + qDebug() << __FUNCTION__ << "Case:" << id << "Vectors identical"; + else + qDebug() << __FUNCTION__ << "Case:" << id << "BUG: VECTORS DIFFER!"; +} + +void VolumetricModifier::createVolume() +{ + m_volumeItem = new QCustom3DVolume; + m_volumeItem->setTextureFormat(QImage::Format_ARGB32); + m_volumeItem->setRotation(QQuaternion::fromAxisAndAngle(1.0f, 1.0f, 0.0f, 20.0f)); + m_volumeItem->setPosition(QVector3D(xMiddle - (xRange / 2.0f), yMiddle + (yRange / 2.0f), zMiddle)); + //m_volumeItem->setPosition(QVector3D(xMiddle, yMiddle, zMiddle)); + m_volumeItem->setDrawSliceFrames(true); + m_volumeItem->setDrawSlices(true); + + QImage logo; + logo.load(QStringLiteral(":/logo_no_padding.png")); + //logo.load(QStringLiteral(":/logo.png")); + qDebug() << "image dimensions:" << logo.width() << logo.height() + << logo.byteCount() << (logo.width() * logo.height()) + << logo.bytesPerLine(); + + QVector<QImage *> imageArray(imageCount); + for (int i = 0; i < imageCount; i++) { + QImage *newImage = new QImage(logo); + imageArray[i] = newImage; + } + + m_volumeItem->createTextureData(imageArray); + + for (int i = 0; i < imageCount; i++) + delete imageArray[i]; + + m_sliceIndexX = m_volumeItem->textureWidth() / 2; + m_sliceIndexY = m_volumeItem->textureWidth() / 2; + m_sliceIndexZ = m_volumeItem->textureWidth() / 2; + + QVector<QRgb> colorTable = m_volumeItem->colorTable(); + + // Hack some alpha to the picture + for (int i = 0; i < colorTable.size(); i++) { + if (qAlpha(colorTable.at(i)) > 0) { + colorTable[i] = qRgba(qRed(colorTable.at(i)), + qGreen(colorTable.at(i)), + qBlue(colorTable.at(i)), + 50); + } + } + + colorTable.append(qRgba(0, 0, 0, 0)); + colorTable.append(qRgba(255, 0, 0, 255)); + colorTable.append(qRgba(0, 255, 0, 255)); + colorTable.append(qRgba(0, 0, 255, 255)); + + m_volumeItem->setColorTable(colorTable); + int alphaIndex = colorTable.size() - 4; + int redIndex = colorTable.size() - 3; + int greenIndex = colorTable.size() - 2; + int blueIndex = colorTable.size() - 1; + int width = m_volumeItem->textureDataWidth(); + int height = m_volumeItem->textureHeight(); + int depth = m_volumeItem->textureDepth(); + int frameSize = width * height; + qDebug() << width << height << depth << m_volumeItem->textureData()->size(); + m_volumeItem->setScaling(QVector3D(xRange, yRange, zRange) / 2.0f); + + uchar *data = m_volumeItem->textureData()->data(); + uchar *p = data; + + // Change one picture using subtexture replacement + QImage flipped = logo.mirrored(); + m_volumeItem->setSubTextureData(Qt::ZAxis, 100, flipped); + + // Clean up the two extra pixels + p = data + width - 1; + for (int k = 0; k < depth; k++) { + for (int j = 0; j < height; j++) { + *p = alphaIndex; + p += width; + } + } + p = data + width - 2; + for (int k = 0; k < depth; k++) { + for (int j = 0; j < height; j++) { + *p = alphaIndex; + p += width; + } + } + // Red first subtexture + p = data; + for (int j = 0; j < height; j++) { + for (int i = 0; i < width; i++) { + *p = redIndex; + p++; + } + } + + // Red last subtexture +// p = data + frameSize * (imageCount - 1); +// for (int j = 0; j < height; j++) { +// for (int i = 0; i < width; i++) { +// *p = redIndex; +// p++; +// } +// } + +// // Blue second to last subtexture +// p = data + frameSize * (imageCount - 2); +// for (int j = 0; j < height; j++) { +// for (int i = 0; i < width; i++) { +// *p = blueIndex; +// p++; +// } +// } + + // Blue x = 0 +// p = data; +// for (int k = 0; k < depth; k++) { +// for (int j = 0; j < height; j++) { +// *p = blueIndex; +// p += width; +// } +// } + + // Blue x = max + p = data + width - 1; + for (int k = 0; k < depth; k++) { + for (int j = 0; j < height; j++) { + *p = blueIndex; + p += width; + } + } + // green x = max - 1 + p = data + width - 2; + for (int k = 0; k < depth; k++) { + for (int j = 0; j < height; j++) { + *p = greenIndex; + p += width; + } + } + + // Green y = 0 + p = data; + for (int k = 0; k < depth; k++) { + for (int i = 0; i < width; i++) { + *p = greenIndex; + p++; + } + p += (frameSize - width); + } + + // Green y = max +// p = data + frameSize - width; +// for (int k = 0; k < depth; k++) { +// for (int i = 0; i < width; i++) { +// *p = greenIndex; +// p++; +// } +// p += (frameSize - width); +// } +} + +void VolumetricModifier::createAnotherVolume() +{ + m_volumeItem2 = new QCustom3DVolume; + m_volumeItem2->setTextureFormat(QImage::Format_ARGB32); + m_volumeItem2->setPosition(QVector3D(xMiddle + (xRange / 2.0f), yMiddle - (yRange / 2.0f), zMiddle)); + + QImage logo; + logo.load(QStringLiteral(":/logo_no_padding.png")); + //logo.load(QStringLiteral(":/logo.png")); + logo = logo.convertToFormat(QImage::Format_ARGB8555_Premultiplied); + qDebug() << "second image dimensions:" << logo.width() << logo.height() + << logo.byteCount() << (logo.width() * logo.height()) + << logo.bytesPerLine(); + + logo.save("d:/qt/goobar.png"); + + QVector<QImage *> imageArray(imageCount); + for (int i = 0; i < imageCount; i++) { + QImage *newImage = new QImage(logo); + imageArray[i] = newImage; + } + + m_volumeItem2->createTextureData(imageArray); + + for (int i = 0; i < imageCount; i++) + delete imageArray[i]; + + m_sliceIndexX = m_volumeItem2->textureWidth() / 2; + m_sliceIndexY = m_volumeItem2->textureWidth() / 2; + m_sliceIndexZ = m_volumeItem2->textureWidth() / 2; + + int width = m_volumeItem2->textureWidth(); + int height = m_volumeItem2->textureHeight(); + int depth = m_volumeItem2->textureDepth(); + qDebug() << width << height << depth << m_volumeItem2->textureData()->size(); + m_volumeItem2->setScaling(QVector3D(float(width) / float(depth) * xRange * 2.0f, + float(height) / float(depth) * yRange * 2.0f, + zRange * 2.0f)); + + // Change one picture using subtexture replacement + QImage flipped = logo.mirrored(); + m_volumeItem2->setSubTextureData(Qt::ZAxis, 100, flipped); + //m_volumeItem2->setAlphaMultiplier(0.2f); + m_volumeItem2->setPreserveOpacity(false); +} + +void VolumetricModifier::createYetAnotherVolume() +{ + m_volumeItem3 = new QCustom3DVolume; + m_volumeItem3->setTextureFormat(QImage::Format_Indexed8); +// m_volumeItem2->setRotation(QQuaternion::fromAxisAndAngle(1.0f, 1.0f, 0.0f, 10.0f)); + m_volumeItem3->setPosition(QVector3D(xMiddle - (xRange / 2.0f), yMiddle - (yRange / 2.0f), zMiddle)); + +// m_volumeItem3->setTextureDimensions(m_volumeItem->textureDataWidth(), +// m_volumeItem->textureHeight(), +// m_volumeItem->textureDepth()); + m_volumeItem3->setTextureDimensions(200, 200, 200); + + QVector<uchar> *tdata = new QVector<uchar>(m_volumeItem3->textureDataWidth() + * m_volumeItem3->textureHeight() + * m_volumeItem3->textureDepth()); + tdata->fill(0); + m_volumeItem3->setTextureData(tdata); + + m_sliceIndexX = m_volumeItem3->textureWidth() / 2; + m_sliceIndexY = m_volumeItem3->textureWidth() / 2; + m_sliceIndexZ = m_volumeItem3->textureWidth() / 2; + + QVector<QRgb> colorTable = m_volumeItem->colorTable(); + colorTable[0] = qRgba(0, 0, 0, 0); + m_volumeItem3->setColorTable(colorTable); + int redIndex = colorTable.size() - 3; + int greenIndex = colorTable.size() - 2; + int blueIndex = colorTable.size() - 1; + int width = m_volumeItem3->textureDataWidth(); + int height = m_volumeItem3->textureHeight(); + int depth = m_volumeItem3->textureDepth(); + int frameSize = width * height; + qDebug() << width << height << depth << m_volumeItem3->textureData()->size(); + m_volumeItem3->setScaling(m_volumeItem->scaling()); + + uchar *data = tdata->data(); + uchar *p = data; + + // Red first subtexture +// for (int j = 0; j < height; j++) { +// for (int i = 0; i < width; i++) { +// *p = redIndex; +// p++; +// } +// } + + // Red last subtexture + p = data + frameSize * (depth - 1); + for (int j = 0; j < height; j++) { + for (int i = 0; i < width; i++) { + *p = redIndex; + p++; + } + } + + // green edge + p = data + frameSize * (depth - 1); + for (int i = 0; i < width; i++) { + *p = greenIndex; + p++; + } + for (int j = 2; j < height; j++) { + *p = greenIndex; + p += width - 1; + *p = j % 7 ? greenIndex : blueIndex; + p++; + } + for (int i = 0; i < width; i++) { + *p = greenIndex; + p++; + } + +// // Blue second to last subtexture +// p = data + frameSize * (depth - 2); +// for (int j = 0; j < height; j++) { +// for (int i = 0; i < width; i++) { +// *p = blueIndex; +// p++; +// } +// } + +// // green third to last subtexture +// p = data + frameSize * (depth - 3); +// for (int j = 0; j < height; j++) { +// for (int i = 0; i < width; i++) { +// *p = greenIndex; +// p++; +// } +// } + + // Blue x = 0 + p = data; + for (int k = 0; k < depth; k++) { + for (int j = 0; j < height; j++) { + *p = blueIndex; + p += width; + } + } + +// // Blue x = max +// p = data + width - 1; +// for (int k = 0; k < depth; k++) { +// for (int j = 0; j < height; j++) { +// *p = blueIndex; +// p += width; +// } +// } + + // Green y = 0 +// p = data; +// for (int k = 0; k < depth; k++) { +// for (int i = 0; i < width; i++) { +// *p = greenIndex; +// p++; +// } +// p += (frameSize - width); +// } + +// // Green y = max + p = data + frameSize - width; + for (int k = 0; k < depth; k++) { + for (int i = 0; i < width; i++) { + *p = greenIndex; + p++; + } + p += (frameSize - width); + } + + +// // Fill with alternating pixels +// p = data; +// for (int k = 0; k < (depth * width * height / 4); k++) { +// *p = greenIndex; +// p++; +// *p = greenIndex; +// p++; +// *p = blueIndex; +// p++; +// *p = redIndex; +// p++; +// } + + +} + +void VolumetricModifier::setSliceLabels(QLabel *xLabel, QLabel *yLabel, QLabel *zLabel) +{ + m_sliceLabelX = xLabel; + m_sliceLabelY = yLabel; + m_sliceLabelZ = zLabel; + + adjustSliceX(512); + adjustSliceY(512); + adjustSliceZ(512); +} |