diff options
Diffstat (limited to 'src/plugins/sceneformats/bezier/qglbezierscenehandler.cpp')
| -rw-r--r-- | src/plugins/sceneformats/bezier/qglbezierscenehandler.cpp | 197 |
1 files changed, 0 insertions, 197 deletions
diff --git a/src/plugins/sceneformats/bezier/qglbezierscenehandler.cpp b/src/plugins/sceneformats/bezier/qglbezierscenehandler.cpp deleted file mode 100644 index cea212a6..00000000 --- a/src/plugins/sceneformats/bezier/qglbezierscenehandler.cpp +++ /dev/null @@ -1,197 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies). -** All rights reserved. -** Contact: Nokia Corporation (qt-info@nokia.com) -** -** This file is part of the QtQuick3D module of the Qt Toolkit. -** -** $QT_BEGIN_LICENSE:LGPL$ -** GNU Lesser General Public License Usage -** This file may be used under the terms of the GNU Lesser General Public -** License version 2.1 as published by the Free Software Foundation and -** appearing in the file LICENSE.LGPL included in the packaging of this -** file. Please review the following information to ensure the GNU Lesser -** General Public License version 2.1 requirements will be met: -** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. -** -** In addition, as a special exception, Nokia gives you certain additional -** rights. These rights are described in the Nokia Qt LGPL Exception -** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. -** -** GNU General Public License Usage -** Alternatively, this file may be used under the terms of the GNU General -** Public License version 3.0 as published by the Free Software Foundation -** and appearing in the file LICENSE.GPL included in the packaging of this -** file. Please review the following information to ensure the GNU General -** Public License version 3.0 requirements will be met: -** http://www.gnu.org/copyleft/gpl.html. -** -** Other Usage -** Alternatively, this file may be used in accordance with the terms and -** conditions contained in a signed written agreement between you and Nokia. -** -** -** -** -** -** $QT_END_LICENSE$ -** -****************************************************************************/ - -#include "qglbezierscenehandler.h" -#include "qglbezierscene.h" -#include "qglbezierpatches.h" -#include "qvector3darray.h" -#include <QtCore/qtextstream.h> - -QT_BEGIN_NAMESPACE - -QGLAbstractScene *QGLBezierSceneHandler::read() -{ - QTextStream stream(device()); - QGLBezierPatches patches; - - // Read the number of patches from the first line. - int patchCount; - stream >> patchCount; - stream.skipWhiteSpace(); - if (patchCount <= 0) - return 0; - - // Read the patch indices. - int depth = 0; - QArray<int> indices; - for (int patch = 0; patch < patchCount; ++patch) { - bool eoln = false; - for (int index = 0; index < 16; ++index) { - int value; - stream >> value; - indices.append(value - 1); - - QChar sep; - stream >> sep; - if (sep == QLatin1Char('\n') || sep == QLatin1Char('\r')) { - eoln = true; - break; - } - if (sep != QLatin1Char(',')) - return 0; - } - if (!eoln) { - // Optional sub-division depth on the end. - int value; - stream >> value; - if (value > depth) - depth = value; - } - stream.skipWhiteSpace(); - } - - // Read the number of vertices. - int vertexCount; - stream >> vertexCount; - stream.skipWhiteSpace(); - if (vertexCount <= 0) - return 0; - - // Read the vertex values. - QVector3DArray vertices; - for (int vertex = 0; vertex < vertexCount; ++vertex) { - bool eoln = false; - qreal coords[3] = {0.0f, 0.0f, 0.0f}; - for (int index = 0; index < 3; ++index) { - stream >> coords[index]; - - QChar sep; - stream >> sep; - if (sep == QLatin1Char('\n') || sep == QLatin1Char('\r')) { - eoln = true; - break; - } - if (sep != QLatin1Char(',')) - return 0; - } - vertices.append(coords[0], coords[1], coords[2]); - if (!eoln) { - // Optional normal on the end: read it but discard. - for (int index = 0; index < 3; ++index) { - stream >> coords[index]; - - QChar sep; - stream >> sep; - if (sep == QLatin1Char('\n') || sep == QLatin1Char('\r')) - break; - if (sep != QLatin1Char(',')) - return 0; - } - } - stream.skipWhiteSpace(); - } - - // Check for options at the end of the stream. - if (!stream.atEnd()) { - QChar ch; - stream >> ch; - if (ch == QLatin1Char('#')) { - QString options = stream.readLine(); - if (options.contains(QLatin1String("teapot-adjust"))) { - // Perform the "teapot adjustment" to convert the raw - // teapot data into something more suitable for applications. - // i.e., do the equivalent of the following transformation: - // matrix.rotate(270.0f, 1.0f, 0.0f, 0.0f); - // matrix.scale(0.5f, 0.5f, 0.5f); - // matrix.translate(0.0f, 0.0f, -1.5f); - for (int vertex = 0; vertex < vertexCount; ++vertex) { - QVector3D vec = vertices[vertex]; - qreal x = vec.x(); - qreal y = vec.y(); - qreal z = vec.z(); - z -= 1.5f; - x *= 0.5f; - y *= 0.5f; - z *= 0.5f; - qreal y2 = z; - qreal z2 = -y; - y = y2; - z = z2; - vertices[vertex] = QVector3D(x, y, z); - } - } - if (options.contains(QLatin1String("reverse-patches"))) { - // Reverse the patch order to convert clockwise - // patches into standard anti-clockwise patches. - QArray<int> newIndices; - for (int patch = 0; patch < patchCount; ++patch) { - int temp[16]; - for (int index = 0; index < 16; ++index) - temp[index] = indices[patch * 16 + index]; - for (int i = 0; i < 16; ++i) - newIndices.append(temp[(i & 0x0C) + (3 - (i % 4))]); - } - indices = newIndices; - } - } - } - - // Create the geometry node from the Bezier patch data. - if (depth != 0) - patches.setSubdivisionDepth(depth); - QVector3DArray positions; - for (int pindex = 0; pindex < indices.size(); ++pindex) - positions += vertices[indices[pindex]]; - patches.setPositions(positions); - QGLBuilder geometry; - geometry << patches; - - // Create a scene with a single object containing the geometry. - return new QGLBezierScene(geometry.finalizedSceneNode()); -} - -QGLAbstractScene *QGLBezierSceneHandler::download() -{ - qWarning() << "Network loading is not supported for .bez files."; - return NULL; -} - -QT_END_NAMESPACE |