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Diffstat (limited to 'src/location/quickmapitems/rhi/qdeclarativepolygonmapitem_rhi_p.h')
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diff --git a/src/location/quickmapitems/rhi/qdeclarativepolygonmapitem_rhi_p.h b/src/location/quickmapitems/rhi/qdeclarativepolygonmapitem_rhi_p.h new file mode 100644 index 00000000..5d178aad --- /dev/null +++ b/src/location/quickmapitems/rhi/qdeclarativepolygonmapitem_rhi_p.h @@ -0,0 +1,243 @@ +/**************************************************************************** +** +** Copyright (C) 2020 Paolo Angelelli <paolo.angelelli@gmail.com> +** Copyright (C) 2022 The Qt Company Ltd. +** Contact: https://www.qt.io/licensing/ +** +** This file is part of the QtLocation module of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** 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 Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 3 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL3 included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 3 requirements +** will be met: https://www.gnu.org/licenses/lgpl-3.0.html. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 2.0 or (at your option) the GNU General +** Public license version 3 or 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.GPL2 and 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-2.0.html and +** https://www.gnu.org/licenses/gpl-3.0.html. +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifndef QDECLARATIVEPOLYGONMAPITEM_RHI_P_H +#define QDECLARATIVEPOLYGONMAPITEM_RHI_P_H + +// +// W A R N I N G +// ------------- +// +// This file is not part of the Qt API. It exists purely as an +// implementation detail. This header file may change from version to +// version without notice, or even be removed. +// +// We mean it. +// + +#include <QList> +#include <QtCore/QScopedValueRollback> +#include <QtGui/QMatrix4x4> +#include <QColor> + +#include <QSGGeometryNode> +#include <QSGFlatColorMaterial> + +#include <QtPositioning/QGeoPath> +#include <QtPositioning/QGeoRectangle> +#include <QtPositioning/QGeoPolygon> + +#include <QtLocation/private/qlocationglobal_p.h> +#include <QtLocation/private/qgeomapitemgeometry_p.h> +#include <QtLocation/private/qdeclarativegeomapitembase_p.h> +#include <QtLocation/private/qdeclarativepolylinemapitem_p.h> +#include <QtLocation/private/qdeclarativepolygonmapitem_p.h> +#include <QtLocation/private/qdeclarativepolygonmapitem_p_p.h> +#include <QtLocation/private/qdeclarativepolylinemapitem_rhi_p.h> +#include <QtPositioning/private/qdoublevector2d_p.h> + +QT_BEGIN_NAMESPACE + +class Q_LOCATION_PRIVATE_EXPORT MapPolygonMaterial : public QSGFlatColorMaterial +{ +public: + MapPolygonMaterial() + : QSGFlatColorMaterial() + { + // Passing RequiresFullMatrix is essential in order to prevent the + // batch renderer from baking in simple, translate-only transforms into + // the vertex data. The shader will rely on the fact that + // vertexCoord.xy is the Shape-space coordinate and so no modifications + // are welcome. + setFlag(Blending | RequiresFullMatrix); + } + + QSGMaterialShader *createShader(QSGRendererInterface::RenderMode renderMode) const override; + + void setGeoProjection(const QMatrix4x4 &p) + { + m_geoProjection = p; + } + + QMatrix4x4 geoProjection() const + { + return m_geoProjection; + } + + void setCenter(const QDoubleVector3D &c) + { + m_center = c; + } + + QDoubleVector3D center() const + { + return m_center; + } + + int wrapOffset() const + { + return m_wrapOffset; + } + + void setWrapOffset(int wrapOffset) + { + m_wrapOffset = wrapOffset; + } + + int compare(const QSGMaterial *other) const override; + QSGMaterialType *type() const override; + +protected: + QMatrix4x4 m_geoProjection; + QDoubleVector3D m_center; + int m_wrapOffset = 0; +}; + +class Q_LOCATION_PRIVATE_EXPORT MapPolygonShader : public QSGMaterialShader +{ +public: + MapPolygonShader(); + + bool updateUniformData(RenderState &state, QSGMaterial *newEffect, QSGMaterial *oldEffect) override; +}; + +class Q_LOCATION_PRIVATE_EXPORT MapPolygonNodeGL : public MapItemGeometryNode +{ + +public: + MapPolygonNodeGL(); + ~MapPolygonNodeGL() override; + + void update(const QColor &fillColor, + const QGeoMapPolygonGeometryOpenGL *fillShape, + const QMatrix4x4 &geoProjection, + const QDoubleVector3D ¢er); + + MapPolygonMaterial fill_material_; + QSGGeometry geometry_; +}; + +class Q_LOCATION_PRIVATE_EXPORT QDeclarativePolygonMapItemPrivateOpenGL: public QDeclarativePolygonMapItemPrivate +{ +public: + struct RootNode : public QSGNode /*QSGTransformNode*/, public VisibleNode + { + RootNode() { } + + bool isSubtreeBlocked() const override + { + return subtreeBlocked(); + } + }; + + QDeclarativePolygonMapItemPrivateOpenGL(QDeclarativePolygonMapItem &polygon) : QDeclarativePolygonMapItemPrivate(polygon) + { + } + + QDeclarativePolygonMapItemPrivateOpenGL(QDeclarativePolygonMapItemPrivate &other) + : QDeclarativePolygonMapItemPrivate(other) + { + } + + ~QDeclarativePolygonMapItemPrivateOpenGL() override; + + void markScreenDirtyAndUpdate() + { + // preserveGeometry is cleared in updateMapItemPaintNode + m_geometry.markScreenDirty(); + m_borderGeometry.markScreenDirty(); + m_poly.polishAndUpdate(); + } + void onLinePropertiesChanged() override + { + m_poly.m_dirtyMaterial = true; + afterViewportChanged(); + } + void markSourceDirtyAndUpdate() override + { + // preserveGeometry is cleared in updateMapItemPaintNode + m_geometry.markSourceDirty(); + m_borderGeometry.markSourceDirty(); + m_poly.polishAndUpdate(); + } + void preserveGeometry() + { + m_geometry.setPreserveGeometry(true, m_poly.m_geopoly.boundingGeoRectangle().topLeft()); + m_borderGeometry.setPreserveGeometry(true, m_poly.m_geopoly.boundingGeoRectangle().topLeft()); + } + void afterViewportChanged() override // This is called when the camera changes, or visibleArea changes. + { + // preserveGeometry is cleared in updateMapItemPaintNode + preserveGeometry(); + markScreenDirtyAndUpdate(); + } + void onMapSet() override + { + markSourceDirtyAndUpdate(); + } + void onGeoGeometryChanged() override + { + preserveGeometry(); + markSourceDirtyAndUpdate(); + } + void onGeoGeometryUpdated() override + { + preserveGeometry(); + markSourceDirtyAndUpdate(); + } + void onItemGeometryChanged() override + { + onGeoGeometryChanged(); + } + void updatePolish() override; + QSGNode * updateMapItemPaintNode(QSGNode *oldNode, QQuickItem::UpdatePaintNodeData *data) override; + bool contains(const QPointF &point) const override; + + QGeoMapPolygonGeometryOpenGL m_geometry; + QGeoMapPolylineGeometryOpenGL m_borderGeometry; + RootNode *m_rootNode = nullptr; + MapPolygonNodeGL *m_node = nullptr; + MapPolylineNodeOpenGLExtruded *m_polylinenode = nullptr; +}; + + +QT_END_NAMESPACE + +#endif // QDECLARATIVEPOLYGONMAPITEM_RHI_P_H |