diff options
Diffstat (limited to 'src/plugins/platforms/eglfs/api/qeglfscursor.cpp')
-rw-r--r-- | src/plugins/platforms/eglfs/api/qeglfscursor.cpp | 121 |
1 files changed, 47 insertions, 74 deletions
diff --git a/src/plugins/platforms/eglfs/api/qeglfscursor.cpp b/src/plugins/platforms/eglfs/api/qeglfscursor.cpp index 29b15e5926..1e1a7d8269 100644 --- a/src/plugins/platforms/eglfs/api/qeglfscursor.cpp +++ b/src/plugins/platforms/eglfs/api/qeglfscursor.cpp @@ -1,41 +1,5 @@ -/**************************************************************************** -** -** Copyright (C) 2016 The Qt Company Ltd. -** Contact: https://www.qt.io/licensing/ -** -** This file is part of the plugins 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. -** -** $QT_END_LICENSE$ -** -****************************************************************************/ +// Copyright (C) 2016 The Qt Company Ltd. +// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only #include "qeglfscursor_p.h" #include "qeglfsintegration_p.h" @@ -44,6 +8,7 @@ #include <qpa/qwindowsysteminterface.h> #include <QtGui/QOpenGLContext> +#include <QtGui/QOpenGLFunctions> #include <QtCore/QFile> #include <QtCore/QJsonDocument> #include <QtCore/QJsonArray> @@ -58,6 +23,8 @@ QT_BEGIN_NAMESPACE +using namespace Qt::StringLiterals; + QEglFSCursor::QEglFSCursor(QPlatformScreen *screen) : m_visible(true), m_screen(static_cast<QEglFSScreen *>(screen)), @@ -151,16 +118,18 @@ void QEglFSCursor::createShaderPrograms() void QEglFSCursor::createCursorTexture(uint *texture, const QImage &image) { + Q_ASSERT(QOpenGLContext::currentContext()); + QOpenGLFunctions *f = QOpenGLContext::currentContext()->functions(); if (!*texture) - glGenTextures(1, texture); - glBindTexture(GL_TEXTURE_2D, *texture); - glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST); - glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST); - glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE); - glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE); - - glTexImage2D(GL_TEXTURE_2D, 0 /* level */, GL_RGBA, image.width(), image.height(), 0 /* border */, - GL_RGBA, GL_UNSIGNED_BYTE, image.constBits()); + f->glGenTextures(1, texture); + f->glBindTexture(GL_TEXTURE_2D, *texture); + f->glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST); + f->glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST); + f->glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE); + f->glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE); + + f->glTexImage2D(GL_TEXTURE_2D, 0 /* level */, GL_RGBA, image.width(), image.height(), 0 /* border */, + GL_RGBA, GL_UNSIGNED_BYTE, image.constBits()); } void QEglFSCursor::initCursorAtlas() @@ -178,14 +147,14 @@ void QEglFSCursor::initCursorAtlas() QJsonDocument doc = QJsonDocument::fromJson(file.readAll()); QJsonObject object = doc.object(); - QString atlas = object.value(QLatin1String("image")).toString(); + QString atlas = object.value("image"_L1).toString(); Q_ASSERT(!atlas.isEmpty()); - const int cursorsPerRow = object.value(QLatin1String("cursorsPerRow")).toDouble(); + const int cursorsPerRow = object.value("cursorsPerRow"_L1).toDouble(); Q_ASSERT(cursorsPerRow); m_cursorAtlas.cursorsPerRow = cursorsPerRow; - const QJsonArray hotSpots = object.value(QLatin1String("hotSpots")).toArray(); + const QJsonArray hotSpots = object.value("hotSpots"_L1).toArray(); Q_ASSERT(hotSpots.count() == Qt::LastCursor + 1); for (int i = 0; i < hotSpots.count(); i++) { QPoint hotSpot(hotSpots[i].toArray()[0].toDouble(), hotSpots[i].toArray()[1].toDouble()); @@ -343,8 +312,7 @@ void QEglFSCursor::paintOnScreen() // screens are siblings of each other. When not enabled, the sibling list // only contains m_screen itself. for (QPlatformScreen *screen : m_screen->virtualSiblings()) { - if (screen->geometry().contains(cr.topLeft().toPoint() + m_cursor.hotSpot) - && QOpenGLContext::currentContext()->screen() == screen->screen()) + if (screen->geometry().contains(cr.topLeft().toPoint() + m_cursor.hotSpot)) { cr.translate(-screen->geometry().topLeft()); const QSize screenSize = screen->geometry().size(); @@ -373,8 +341,8 @@ void QEglFSCursor::paintOnScreen() // to deal with the changes we make. struct StateSaver { - StateSaver() { - f = QOpenGLContext::currentContext()->functions(); + StateSaver(QOpenGLFunctions* func) { + f = func; vaoHelper = QOpenGLVertexArrayObjectHelper::vertexArrayObjectHelperForContext(QOpenGLContext::currentContext()); static bool windowsChecked = false; @@ -400,6 +368,8 @@ struct StateSaver f->glGetIntegerv(GL_BLEND_SRC_ALPHA, blendFunc + 1); f->glGetIntegerv(GL_BLEND_DST_RGB, blendFunc + 2); f->glGetIntegerv(GL_BLEND_DST_ALPHA, blendFunc + 3); + scissor = f->glIsEnabled(GL_SCISSOR_TEST); + stencil = f->glIsEnabled(GL_STENCIL_TEST); f->glGetIntegerv(GL_ARRAY_BUFFER_BINDING, &arrayBuf); if (vaoHelper->isValid()) f->glGetIntegerv(GL_VERTEX_ARRAY_BINDING, &vao); @@ -423,17 +393,15 @@ struct StateSaver f->glFrontFace(frontFace); if (cull) f->glEnable(GL_CULL_FACE); - else - f->glDisable(GL_CULL_FACE); if (depthTest) f->glEnable(GL_DEPTH_TEST); - else - f->glDisable(GL_DEPTH_TEST); - if (blend) - f->glEnable(GL_BLEND); - else + if (!blend) f->glDisable(GL_BLEND); f->glBlendFuncSeparate(blendFunc[0], blendFunc[1], blendFunc[2], blendFunc[3]); + if (scissor) + f->glEnable(GL_SCISSOR_TEST); + if (stencil) + f->glEnable(GL_STENCIL_TEST); f->glBindBuffer(GL_ARRAY_BUFFER, arrayBuf); if (vaoHelper->isValid()) vaoHelper->glBindVertexArray(vao); @@ -458,6 +426,8 @@ struct StateSaver bool depthTest; bool blend; GLint blendFunc[4]; + bool scissor; + bool stencil; GLint vao; GLint arrayBuf; struct { GLint enabled, type, size, normalized, stride, buffer; GLvoid *pointer; } va[2]; @@ -465,13 +435,12 @@ struct StateSaver void QEglFSCursor::draw(const QRectF &r) { - StateSaver stateSaver; + Q_ASSERT(QOpenGLContext::currentContext()); + QOpenGLFunctions *f = QOpenGLContext::currentContext()->functions(); + StateSaver stateSaver(f); QEglFSCursorData &gfx = static_cast<QEglFSContext*>(QOpenGLContext::currentContext()->handle())->cursorData; if (!gfx.program) { - // one time initialization - initializeOpenGLFunctions(); - createShaderPrograms(); if (!gfx.atlasTexture) { @@ -517,13 +486,13 @@ void QEglFSCursor::draw(const QRectF &r) s2, t1 }; - glActiveTexture(GL_TEXTURE0); - glBindTexture(GL_TEXTURE_2D, cursorTexture); + f->glActiveTexture(GL_TEXTURE0); + f->glBindTexture(GL_TEXTURE_2D, cursorTexture); if (stateSaver.vaoHelper->isValid()) stateSaver.vaoHelper->glBindVertexArray(0); - glBindBuffer(GL_ARRAY_BUFFER, 0); + f->glBindBuffer(GL_ARRAY_BUFFER, 0); gfx.program->enableAttributeArray(0); gfx.program->enableAttributeArray(1); @@ -533,13 +502,15 @@ void QEglFSCursor::draw(const QRectF &r) gfx.program->setUniformValue(gfx.textureEntry, 0); gfx.program->setUniformValue(gfx.matEntry, m_rotationMatrix); - glDisable(GL_CULL_FACE); - glFrontFace(GL_CCW); - glEnable(GL_BLEND); - glBlendFunc(GL_ONE, GL_ONE_MINUS_SRC_ALPHA); - glDisable(GL_DEPTH_TEST); // disable depth testing to make sure cursor is always on top + f->glDisable(GL_CULL_FACE); + f->glFrontFace(GL_CCW); + f->glEnable(GL_BLEND); + f->glBlendFunc(GL_ONE, GL_ONE_MINUS_SRC_ALPHA); + f->glDisable(GL_DEPTH_TEST); // disable depth testing to make sure cursor is always on top + f->glDisable(GL_SCISSOR_TEST); + f->glDisable(GL_STENCIL_TEST); - glDrawArrays(GL_TRIANGLE_STRIP, 0, 4); + f->glDrawArrays(GL_TRIANGLE_STRIP, 0, 4); gfx.program->disableAttributeArray(0); gfx.program->disableAttributeArray(1); @@ -547,3 +518,5 @@ void QEglFSCursor::draw(const QRectF &r) } QT_END_NAMESPACE + +#include "moc_qeglfscursor_p.cpp" |