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/****************************************************************************
**
** Copyright (C) 2015 The Qt Company Ltd
** All rights reserved.
** For any questions to The Qt Company, please use contact form at http://qt.io
**
** This file is part of the Qt Data Visualization module.
**
** Licensees holding valid commercial license for Qt may use this file in
** accordance with the Qt License Agreement provided with the Software
** or, alternatively, in accordance with the terms contained in a written
** agreement between you and The Qt Company.
**
** If you have questions regarding the use of this file, please use
** contact form at http://qt.io
**
****************************************************************************/
#include "seriesrendercache_p.h"
#include "abstract3drenderer_p.h"
#include "texturehelper_p.h"
#include "utils_p.h"
QT_BEGIN_NAMESPACE_DATAVISUALIZATION
const QString smoothString(QStringLiteral("Smooth"));
SeriesRenderCache::SeriesRenderCache(QAbstract3DSeries *series, Abstract3DRenderer *renderer)
: m_series(series),
m_object(0),
m_mesh(QAbstract3DSeries::MeshCube),
m_baseUniformTexture(0),
m_baseGradientTexture(0),
m_gradientImage(0),
m_singleHighlightGradientTexture(0),
m_multiHighlightGradientTexture(0),
m_valid(false),
m_visible(false),
m_renderer(renderer),
m_objectDirty(true),
m_staticObjectUVDirty(false)
{
}
SeriesRenderCache::~SeriesRenderCache()
{
}
void SeriesRenderCache::populate(bool newSeries)
{
QAbstract3DSeriesChangeBitField &changeTracker = m_series->d_ptr->m_changeTracker;
if (newSeries || changeTracker.meshChanged || changeTracker.meshSmoothChanged
|| changeTracker.userDefinedMeshChanged) {
m_mesh = m_series->mesh();
changeTracker.meshChanged = false;
changeTracker.meshSmoothChanged = false;
changeTracker.userDefinedMeshChanged = false;
QString meshFileName;
// Compose mesh filename
if (m_mesh == QAbstract3DSeries::MeshUserDefined) {
// Always use the supplied mesh directly
meshFileName = m_series->userDefinedMesh();
} else {
switch (m_mesh) {
case QAbstract3DSeries::MeshBar:
case QAbstract3DSeries::MeshCube:
meshFileName = QStringLiteral(":/defaultMeshes/bar");
break;
case QAbstract3DSeries::MeshPyramid:
meshFileName = QStringLiteral(":/defaultMeshes/pyramid");
break;
case QAbstract3DSeries::MeshCone:
meshFileName = QStringLiteral(":/defaultMeshes/cone");
break;
case QAbstract3DSeries::MeshCylinder:
meshFileName = QStringLiteral(":/defaultMeshes/cylinder");
break;
case QAbstract3DSeries::MeshBevelBar:
case QAbstract3DSeries::MeshBevelCube:
meshFileName = QStringLiteral(":/defaultMeshes/bevelbar");
break;
case QAbstract3DSeries::MeshSphere:
meshFileName = QStringLiteral(":/defaultMeshes/sphere");
break;
case QAbstract3DSeries::MeshMinimal:
meshFileName = QStringLiteral(":/defaultMeshes/minimal");
break;
case QAbstract3DSeries::MeshArrow:
meshFileName = QStringLiteral(":/defaultMeshes/arrow");
break;
case QAbstract3DSeries::MeshPoint:
if (Utils::isOpenGLES())
qWarning("QAbstract3DSeries::MeshPoint is not fully supported on OpenGL ES2");
break;
default:
// Default to cube
meshFileName = QStringLiteral(":/defaultMeshes/bar");
break;
}
if (m_series->isMeshSmooth() && m_mesh != QAbstract3DSeries::MeshPoint)
meshFileName += smoothString;
// Give renderer an opportunity to customize the mesh
m_renderer->fixMeshFileName(meshFileName, m_mesh);
}
ObjectHelper::resetObjectHelper(m_renderer, m_object, meshFileName);
}
if (newSeries || changeTracker.meshRotationChanged) {
m_meshRotation = m_series->meshRotation().normalized();
if (m_series->type() == QAbstract3DSeries::SeriesTypeBar
&& (m_meshRotation.x() || m_meshRotation.z())) {
m_meshRotation = identityQuaternion;
}
changeTracker.meshRotationChanged = false;
}
if (newSeries || changeTracker.colorStyleChanged) {
m_colorStyle = m_series->colorStyle();
changeTracker.colorStyleChanged = false;
}
if (newSeries || changeTracker.baseColorChanged) {
m_baseColor = Utils::vectorFromColor(m_series->baseColor());
if (m_series->type() == QAbstract3DSeries::SeriesTypeSurface)
m_renderer->generateBaseColorTexture(m_series->baseColor(), &m_baseUniformTexture);
changeTracker.baseColorChanged = false;
}
if (newSeries || changeTracker.baseGradientChanged) {
QLinearGradient gradient = m_series->baseGradient();
m_gradientImage = Utils::getGradientImage(gradient);
m_renderer->fixGradientAndGenerateTexture(&gradient, &m_baseGradientTexture);
changeTracker.baseGradientChanged = false;
}
if (newSeries || changeTracker.singleHighlightColorChanged) {
m_singleHighlightColor = Utils::vectorFromColor(m_series->singleHighlightColor());
changeTracker.singleHighlightColorChanged = false;
}
if (newSeries || changeTracker.singleHighlightGradientChanged) {
QLinearGradient gradient = m_series->singleHighlightGradient();
m_renderer->fixGradientAndGenerateTexture(&gradient, &m_singleHighlightGradientTexture);
changeTracker.singleHighlightGradientChanged = false;
}
if (newSeries || changeTracker.multiHighlightColorChanged) {
m_multiHighlightColor = Utils::vectorFromColor(m_series->multiHighlightColor());
changeTracker.multiHighlightColorChanged = false;
}
if (newSeries || changeTracker.multiHighlightGradientChanged) {
QLinearGradient gradient = m_series->multiHighlightGradient();
m_renderer->fixGradientAndGenerateTexture(&gradient, &m_multiHighlightGradientTexture);
changeTracker.multiHighlightGradientChanged = false;
}
if (newSeries || changeTracker.nameChanged) {
m_name = m_series->name();
changeTracker.nameChanged = false;
}
if (newSeries || changeTracker.itemLabelChanged
|| changeTracker.itemLabelVisibilityChanged) {
changeTracker.itemLabelChanged = false;
changeTracker.itemLabelVisibilityChanged = false;
// series->itemLabel() call resolves the item label and emits the changed signal
// if it is dirty, so we need to call it even if m_itemLabel is eventually set
// to an empty string.
m_itemLabel = m_series->itemLabel();
if (!m_series->isItemLabelVisible())
m_itemLabel = QString();
}
if (newSeries || changeTracker.visibilityChanged) {
m_visible = m_series->isVisible();
changeTracker.visibilityChanged = false;
}
}
void SeriesRenderCache::cleanup(TextureHelper *texHelper)
{
ObjectHelper::releaseObjectHelper(m_renderer, m_object);
if (QOpenGLContext::currentContext()) {
texHelper->deleteTexture(&m_baseUniformTexture);
texHelper->deleteTexture(&m_baseGradientTexture);
texHelper->deleteTexture(&m_singleHighlightGradientTexture);
texHelper->deleteTexture(&m_multiHighlightGradientTexture);
}
}
QT_END_NAMESPACE_DATAVISUALIZATION
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