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authorAlexandru Croitor <alexandru.croitor@qt.io>2020-01-29 16:57:12 +0100
committerAlexandru Croitor <alexandru.croitor@qt.io>2020-01-29 16:57:27 +0100
commita1dbdcbd6e818118f5fc28cdd39e47a02380adbd (patch)
tree0d813d9d72baeb1b5f7be048e775896c73f134f5 /src/opengl/qopengl2pexvertexarray_p.h
parent67ea445f09db9feea4e863faa12c45fb007f53a4 (diff)
parent4cbadf699838406d14366ce61deec03cf45113f7 (diff)
Merge remote-tracking branch 'origin/dev' into wip/cmake
Conflicts: src/corelib/Qt5CoreConfigExtras.cmake.in src/corelib/Qt5CoreMacros.cmake src/dbus/Qt5DBusConfigExtras.cmake.in src/widgets/Qt5WidgetsConfigExtras.cmake.in Change-Id: Ib782f3b177c38b2cce83beebe15be9c0baa578f7
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+/****************************************************************************
+**
+** Copyright (C) 2016 The Qt Company Ltd.
+** Contact: https://www.qt.io/licensing/
+**
+** This file is part of the QtOpenGL 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.
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+//
+// 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.
+//
+
+#ifndef QOPENGL2PEXVERTEXARRAY_P_H
+#define QOPENGL2PEXVERTEXARRAY_P_H
+
+#include <QRectF>
+
+#include <private/qdatabuffer_p.h>
+#include <private/qvectorpath_p.h>
+#include <private/qopenglcontext_p.h>
+
+QT_BEGIN_NAMESPACE
+
+class QOpenGLPoint
+{
+public:
+ QOpenGLPoint(GLfloat new_x, GLfloat new_y) :
+ x(new_x), y(new_y) {};
+
+ QOpenGLPoint(const QPointF &p) :
+ x(p.x()), y(p.y()) {};
+
+ QOpenGLPoint(const QPointF* p) :
+ x(p->x()), y(p->y()) {};
+
+ GLfloat x;
+ GLfloat y;
+
+ operator QPointF() {return QPointF(x,y);}
+ operator QPointF() const {return QPointF(x,y);}
+};
+
+struct QOpenGLRect
+{
+ QOpenGLRect(const QRectF &r)
+ : left(r.left()), top(r.top()), right(r.right()), bottom(r.bottom()) {}
+
+ QOpenGLRect(GLfloat l, GLfloat t, GLfloat r, GLfloat b)
+ : left(l), top(t), right(r), bottom(b) {}
+
+ GLfloat left;
+ GLfloat top;
+ GLfloat right;
+ GLfloat bottom;
+
+ operator QRectF() const {return QRectF(left, top, right-left, bottom-top);}
+};
+
+class QOpenGL2PEXVertexArray
+{
+public:
+ QOpenGL2PEXVertexArray() :
+ vertexArray(0), vertexArrayStops(0),
+ maxX(-2e10), maxY(-2e10), minX(2e10), minY(2e10),
+ boundingRectDirty(true)
+ { }
+
+ inline void addRect(const QRectF &rect)
+ {
+ qreal top = rect.top();
+ qreal left = rect.left();
+ qreal bottom = rect.bottom();
+ qreal right = rect.right();
+
+ vertexArray << QOpenGLPoint(left, top)
+ << QOpenGLPoint(right, top)
+ << QOpenGLPoint(right, bottom)
+ << QOpenGLPoint(right, bottom)
+ << QOpenGLPoint(left, bottom)
+ << QOpenGLPoint(left, top);
+ }
+
+ inline void addQuad(const QRectF &rect)
+ {
+ qreal top = rect.top();
+ qreal left = rect.left();
+ qreal bottom = rect.bottom();
+ qreal right = rect.right();
+
+ vertexArray << QOpenGLPoint(left, top)
+ << QOpenGLPoint(right, top)
+ << QOpenGLPoint(left, bottom)
+ << QOpenGLPoint(right, bottom);
+
+ }
+
+ inline void addVertex(const GLfloat x, const GLfloat y)
+ {
+ vertexArray.add(QOpenGLPoint(x, y));
+ }
+
+ void addPath(const QVectorPath &path, GLfloat curveInverseScale, bool outline = true);
+ void clear();
+
+ QOpenGLPoint* data() {return vertexArray.data();}
+ int *stops() const { return vertexArrayStops.data(); }
+ int stopCount() const { return vertexArrayStops.size(); }
+ QOpenGLRect boundingRect() const;
+
+ int vertexCount() const { return vertexArray.size(); }
+
+ void lineToArray(const GLfloat x, const GLfloat y);
+
+private:
+ QDataBuffer<QOpenGLPoint> vertexArray;
+ QDataBuffer<int> vertexArrayStops;
+
+ GLfloat maxX;
+ GLfloat maxY;
+ GLfloat minX;
+ GLfloat minY;
+ bool boundingRectDirty;
+ void addClosingLine(int index);
+ void addCentroid(const QVectorPath &path, int subPathIndex);
+};
+
+QT_END_NAMESPACE
+
+#endif