diff options
Diffstat (limited to 'src/plugins/platforms/wayland/gl_integration/qwaylandglwindowsurface.cpp')
-rw-r--r-- | src/plugins/platforms/wayland/gl_integration/qwaylandglwindowsurface.cpp | 184 |
1 files changed, 0 insertions, 184 deletions
diff --git a/src/plugins/platforms/wayland/gl_integration/qwaylandglwindowsurface.cpp b/src/plugins/platforms/wayland/gl_integration/qwaylandglwindowsurface.cpp deleted file mode 100644 index fef07e6bf7..0000000000 --- a/src/plugins/platforms/wayland/gl_integration/qwaylandglwindowsurface.cpp +++ /dev/null @@ -1,184 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies). -** All rights reserved. -** Contact: Nokia Corporation (qt-info@nokia.com) -** -** This file is part of the plugins of the Qt Toolkit. -** -** $QT_BEGIN_LICENSE:LGPL$ -** GNU Lesser General Public License Usage -** This file may be used under the terms of the GNU Lesser General Public -** License version 2.1 as published by the Free Software Foundation and -** appearing in the file LICENSE.LGPL included in the packaging of this -** file. Please review the following information to ensure the GNU Lesser -** General Public License version 2.1 requirements will be met: -** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. -** -** In addition, as a special exception, Nokia gives you certain additional -** rights. These rights are described in the Nokia Qt LGPL Exception -** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. -** -** GNU General Public License Usage -** Alternatively, this file may be used under the terms of the GNU General -** Public License version 3.0 as published by the Free Software Foundation -** and appearing in the file LICENSE.GPL included in the packaging of this -** file. Please review the following information to ensure the GNU General -** Public License version 3.0 requirements will be met: -** http://www.gnu.org/copyleft/gpl.html. -** -** Other Usage -** Alternatively, this file may be used in accordance with the terms and -** conditions contained in a signed written agreement between you and Nokia. -** -** -** -** -** -** $QT_END_LICENSE$ -** -****************************************************************************/ - -#include "qwaylandglwindowsurface.h" - -#include "qwaylanddisplay.h" -#include "qwaylandwindow.h" -#include "qwaylandscreen.h" - -#include <QtOpenGL/QGLFramebufferObject> -#include <QtOpenGL/QGLContext> - -#include <QtOpenGL/private/qglengineshadermanager_p.h> - -QT_BEGIN_NAMESPACE - -static void drawTexture(const QRectF &rect, GLuint tex_id, const QSize &texSize, const QRectF &br) -{ -#if !defined(QT_OPENGL_ES_2) - QGLContext *ctx = const_cast<QGLContext *>(QGLContext::currentContext()); -#endif - const GLenum target = GL_TEXTURE_2D; - QRectF src = br.isEmpty() - ? QRectF(QPointF(), texSize) - : QRectF(QPointF(br.x(), texSize.height() - br.bottom()), br.size()); - - if (target == GL_TEXTURE_2D) { - qreal width = texSize.width(); - qreal height = texSize.height(); - - src.setLeft(src.left() / width); - src.setRight(src.right() / width); - src.setTop(src.top() / height); - src.setBottom(src.bottom() / height); - } - - const GLfloat tx1 = src.left(); - const GLfloat tx2 = src.right(); - const GLfloat ty1 = src.top(); - const GLfloat ty2 = src.bottom(); - - GLfloat texCoordArray[4*2] = { - tx1, ty2, tx2, ty2, tx2, ty1, tx1, ty1 - }; - - GLfloat vertexArray[4*2]; - vertexArray[0] = rect.left(); vertexArray[1] = rect.top(); - vertexArray[2] = rect.right(); vertexArray[3] = rect.top(); - vertexArray[4] = rect.right(); vertexArray[5] = rect.bottom(); - vertexArray[6] = rect.left(); vertexArray[7] = rect.bottom(); - - glVertexAttribPointer(QT_VERTEX_COORDS_ATTR, 2, GL_FLOAT, GL_FALSE, 0, vertexArray); - glVertexAttribPointer(QT_TEXTURE_COORDS_ATTR, 2, GL_FLOAT, GL_FALSE, 0, texCoordArray); - - glBindTexture(target, tex_id); - - glEnableVertexAttribArray(QT_VERTEX_COORDS_ATTR); - glEnableVertexAttribArray(QT_TEXTURE_COORDS_ATTR); - glDrawArrays(GL_TRIANGLE_FAN, 0, 4); - glDisableVertexAttribArray(QT_VERTEX_COORDS_ATTR); - glDisableVertexAttribArray(QT_TEXTURE_COORDS_ATTR); - - glBindTexture(target, 0); -} - -static void blitTexture(QGLContext *ctx, GLuint texture, const QSize &viewport, const QSize &texSize, const QRect &targetRect, const QRect &sourceRect) -{ - glDisable(GL_DEPTH_TEST); - glDisable(GL_SCISSOR_TEST); - glDisable(GL_BLEND); - glViewport(0, 0, viewport.width(), viewport.height()); - - QGLShaderProgram *blitProgram = - QGLEngineSharedShaders::shadersForContext(ctx)->blitProgram(); - blitProgram->bind(); - blitProgram->setUniformValue("imageTexture", 0 /*QT_IMAGE_TEXTURE_UNIT*/); - - // The shader manager's blit program does not multiply the - // vertices by the pmv matrix, so we need to do the effect - // of the orthographic projection here ourselves. - QRectF r; - qreal w = viewport.width(); - qreal h = viewport.height(); - r.setLeft((targetRect.left() / w) * 2.0f - 1.0f); - if (targetRect.right() == (viewport.width() - 1)) - r.setRight(1.0f); - else - r.setRight((targetRect.right() / w) * 2.0f - 1.0f); - r.setBottom((targetRect.top() / h) * 2.0f - 1.0f); - if (targetRect.bottom() == (viewport.height() - 1)) - r.setTop(1.0f); - else - r.setTop((targetRect.bottom() / w) * 2.0f - 1.0f); - - drawTexture(r, texture, texSize, sourceRect); -} - -QWaylandGLWindowSurface::QWaylandGLWindowSurface(QWidget *window) - : QWindowSurface(window) - , mDisplay(QWaylandScreen::waylandScreenFromWidget(window)->display()) - , mPaintDevice(0) -{ - -} - -QWaylandGLWindowSurface::~QWaylandGLWindowSurface() -{ - delete mPaintDevice; -} - -QPaintDevice *QWaylandGLWindowSurface::paintDevice() -{ - return mPaintDevice; -} - -void QWaylandGLWindowSurface::beginPaint(const QRegion &) -{ - window()->platformWindow()->glContext()->makeCurrent(); - glClearColor(0,0,0,0xff); - glClear(GL_COLOR_BUFFER_BIT); -} - -void QWaylandGLWindowSurface::flush(QWidget *widget, const QRegion ®ion, const QPoint &offset) -{ - Q_UNUSED(offset); - Q_UNUSED(region); - QWaylandWindow *ww = (QWaylandWindow *) widget->platformWindow(); - - if (mPaintDevice->isBound()) - mPaintDevice->release(); - - QRect rect(0,0,size().width(),size().height()); - QGLContext *ctx = QGLContext::fromPlatformGLContext(ww->glContext()); - blitTexture(ctx,mPaintDevice->texture(),size(),mPaintDevice->size(),rect,rect); - ww->glContext()->swapBuffers(); -} - -void QWaylandGLWindowSurface::resize(const QSize &size) -{ - QWindowSurface::resize(size); - window()->platformWindow()->glContext()->makeCurrent(); - delete mPaintDevice; - mPaintDevice = new QGLFramebufferObject(size,QGLFramebufferObject::CombinedDepthStencil); -} - -QT_END_NAMESPACE |