diff options
Diffstat (limited to 'src/datavisualization/utils/objecthelper.cpp')
| -rw-r--r-- | src/datavisualization/utils/objecthelper.cpp | 116 |
1 files changed, 51 insertions, 65 deletions
diff --git a/src/datavisualization/utils/objecthelper.cpp b/src/datavisualization/utils/objecthelper.cpp index f8fa01de..6053b255 100644 --- a/src/datavisualization/utils/objecthelper.cpp +++ b/src/datavisualization/utils/objecthelper.cpp @@ -1,31 +1,5 @@ -/**************************************************************************** -** -** Copyright (C) 2016 The Qt Company Ltd. -** Contact: https://www.qt.io/licensing/ -** -** This file is part of the Qt Data Visualization module of the Qt Toolkit. -** -** $QT_BEGIN_LICENSE:GPL$ -** 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 https://www.qt.io/terms-conditions. For further -** information use the contact form at https://www.qt.io/contact-us. -** -** GNU General Public License Usage -** Alternatively, this file may be used under the terms of the GNU -** General Public License version 3 or (at your option) any later version -** approved by the KDE Free Qt Foundation. The licenses are as published by -** the Free Software Foundation and appearing in the file LICENSE.GPL3 -** included in the packaging of this file. Please review the following -** information to ensure the GNU General Public License requirements will -** be met: https://www.gnu.org/licenses/gpl-3.0.html. -** -** $QT_END_LICENSE$ -** -****************************************************************************/ +// Copyright (C) 2016 The Qt Company Ltd. +// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only #include "meshloader_p.h" #include "vertexindexer_p.h" @@ -113,10 +87,19 @@ ObjectHelper *ObjectHelper::getObjectHelper(const Abstract3DRenderer *cacheId, objRef = new ObjectHelperRef; objRef->refCount = 0; objRef->obj = new ObjectHelper(objectFile); - objectTable->insert(objectFile, objRef); + if (objRef->obj->m_meshDataLoaded) { + objectTable->insert(objectFile, objRef); + } else { + delete objRef->obj; + delete objRef; + objRef = nullptr; + } + } + if (objRef) { + objRef->refCount++; + return objRef->obj; } - objRef->refCount++; - return objRef->obj; + return nullptr; } void ObjectHelper::load() @@ -140,41 +123,44 @@ void ObjectHelper::load() QList<QVector2D> uvs; QList<QVector3D> normals; bool loadOk = MeshLoader::loadOBJ(m_objectFile, vertices, uvs, normals); - if (!loadOk) - qFatal("loading failed"); - - // Index vertices - VertexIndexer::indexVBO(vertices, uvs, normals, m_indices, m_indexedVertices, m_indexedUVs, - m_indexedNormals); - - m_indexCount = m_indices.size(); - - glGenBuffers(1, &m_vertexbuffer); - glBindBuffer(GL_ARRAY_BUFFER, m_vertexbuffer); - glBufferData(GL_ARRAY_BUFFER, m_indexedVertices.size() * sizeof(QVector3D), - &m_indexedVertices.at(0), - GL_STATIC_DRAW); - glGenBuffers(1, &m_normalbuffer); - glBindBuffer(GL_ARRAY_BUFFER, m_normalbuffer); - glBufferData(GL_ARRAY_BUFFER, m_indexedNormals.size() * sizeof(QVector3D), - &m_indexedNormals.at(0), - GL_STATIC_DRAW); - - glGenBuffers(1, &m_uvbuffer); - glBindBuffer(GL_ARRAY_BUFFER, m_uvbuffer); - glBufferData(GL_ARRAY_BUFFER, m_indexedUVs.size() * sizeof(QVector2D), - &m_indexedUVs.at(0), GL_STATIC_DRAW); - - glGenBuffers(1, &m_elementbuffer); - glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, m_elementbuffer); - glBufferData(GL_ELEMENT_ARRAY_BUFFER, m_indices.size() * sizeof(GLuint), - &m_indices.at(0), GL_STATIC_DRAW); - - glBindBuffer(GL_ARRAY_BUFFER, 0); - glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, 0); - - m_meshDataLoaded = true; + if (!loadOk) { + qCritical() << "Loading" << m_objectFile << "failed"; + m_meshDataLoaded = false; + } else { + // Index vertices + VertexIndexer::indexVBO(vertices, uvs, normals, m_indices, m_indexedVertices, m_indexedUVs, + m_indexedNormals); + + m_indexCount = m_indices.size(); + + glGenBuffers(1, &m_vertexbuffer); + glBindBuffer(GL_ARRAY_BUFFER, m_vertexbuffer); + glBufferData(GL_ARRAY_BUFFER, m_indexedVertices.size() * sizeof(QVector3D), + &m_indexedVertices.at(0), + GL_STATIC_DRAW); + + glGenBuffers(1, &m_normalbuffer); + glBindBuffer(GL_ARRAY_BUFFER, m_normalbuffer); + glBufferData(GL_ARRAY_BUFFER, m_indexedNormals.size() * sizeof(QVector3D), + &m_indexedNormals.at(0), + GL_STATIC_DRAW); + + glGenBuffers(1, &m_uvbuffer); + glBindBuffer(GL_ARRAY_BUFFER, m_uvbuffer); + glBufferData(GL_ARRAY_BUFFER, m_indexedUVs.size() * sizeof(QVector2D), + &m_indexedUVs.at(0), GL_STATIC_DRAW); + + glGenBuffers(1, &m_elementbuffer); + glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, m_elementbuffer); + glBufferData(GL_ELEMENT_ARRAY_BUFFER, m_indices.size() * sizeof(GLuint), + &m_indices.at(0), GL_STATIC_DRAW); + + glBindBuffer(GL_ARRAY_BUFFER, 0); + glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, 0); + + m_meshDataLoaded = true; + } } QT_END_NAMESPACE |