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Diffstat (limited to 'src/plugins/platforms/xcb/qdri2context.cpp')
-rw-r--r--src/plugins/platforms/xcb/qdri2context.cpp273
1 files changed, 0 insertions, 273 deletions
diff --git a/src/plugins/platforms/xcb/qdri2context.cpp b/src/plugins/platforms/xcb/qdri2context.cpp
deleted file mode 100644
index 5f116fe0f6..0000000000
--- a/src/plugins/platforms/xcb/qdri2context.cpp
+++ /dev/null
@@ -1,273 +0,0 @@
-/****************************************************************************
-**
-** Copyright (C) 2012 Digia Plc and/or its subsidiary(-ies).
-** Contact: http://www.qt-project.org/legal
-**
-** 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 Digia. For licensing terms and
-** conditions see http://qt.digia.com/licensing. For further information
-** use the contact form at http://qt.digia.com/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 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, Digia gives you certain additional
-** rights. These rights are described in the Digia 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.
-**
-**
-** $QT_END_LICENSE$
-**
-****************************************************************************/
-
-#include "qdri2context.h"
-
-#include "qxcbwindow.h"
-#include "qxcbconnection.h"
-
-#include <QtCore/QDebug>
-#include <QtWidgets/QWidget>
-
-#include <xcb/dri2.h>
-#include <xcb/xfixes.h>
-
-#define MESA_EGL_NO_X11_HEADERS
-#define EGL_EGLEXT_PROTOTYPES
-#include <EGL/egl.h>
-#include <EGL/eglext.h>
-
-#define GL_GLEXT_PROTOTYPES
-#include <GLES2/gl2.h>
-#include <GLES2/gl2ext.h>
-
-QT_BEGIN_NAMESPACE
-
-class QDri2ContextPrivate
-{
-public:
- QDri2ContextPrivate(QXcbWindow *window)
- : qXcbWindow(window)
- , windowFormat(window->widget()->platformWindowFormat())
- , image(0)
- {
- }
-
- xcb_window_t xcbWindow() { return qXcbWindow->window(); }
- xcb_connection_t *xcbConnection() { return qXcbWindow->xcb_connection(); }
-
- QXcbWindow *qXcbWindow;
- QPlatformWindowFormat windowFormat;
-
- EGLContext eglContext;
-
- EGLImageKHR image;
-
- GLuint fbo;
- GLuint rbo;
- GLuint depth;
-
- QSize size;
-};
-
-QDri2Context::QDri2Context(QXcbWindow *window)
- : d_ptr(new QDri2ContextPrivate(window))
-{
- Q_D(QDri2Context);
-
- static const EGLint contextAttribs[] = {
- EGL_CONTEXT_CLIENT_VERSION, 2,
- EGL_NONE
- };
-
- eglBindAPI(EGL_OPENGL_ES_API);
-
- EGLContext shareContext = EGL_NO_CONTEXT;
- if (window->widget()->platformWindowFormat().sharedGLContext()) {
- QDri2Context *context = static_cast<QDri2Context *>(window->widget()->platformWindowFormat().sharedGLContext());
- shareContext = context->d_func()->eglContext;
- }
- d->eglContext = eglCreateContext(EGL_DISPLAY_FROM_XCB(d->qXcbWindow), NULL,
- shareContext, contextAttribs);
-
- if (d->eglContext == EGL_NO_CONTEXT) {
- qDebug() << "No eglContext!" << eglGetError();
- }
-
- EGLBoolean makeCurrentSuccess = eglMakeCurrent(EGL_DISPLAY_FROM_XCB(d->qXcbWindow),EGL_NO_SURFACE,EGL_NO_SURFACE,d->eglContext);
- if (!makeCurrentSuccess) {
- qDebug() << "eglMakeCurrent failed!" << eglGetError();
- }
-
- xcb_dri2_create_drawable (d->xcbConnection(), d->xcbWindow());
-
- glGenFramebuffers(1,&d->fbo);
- glBindFramebuffer(GL_FRAMEBUFFER,d->fbo);
- glActiveTexture(GL_TEXTURE0);
-
- glGenRenderbuffers(1, &d->rbo);
- glBindRenderbuffer(GL_RENDERBUFFER, d->rbo);
-
- glGenRenderbuffers(1,&d->depth);
- glBindRenderbuffer(GL_RENDERBUFFER, d->depth);
-
- resize(d->qXcbWindow->widget()->geometry().size());
-
- glFramebufferRenderbuffer(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_RENDERBUFFER, d->rbo);
- glFramebufferRenderbuffer(GL_FRAMEBUFFER, GL_DEPTH_ATTACHMENT, GL_RENDERER,d->depth);
- glFramebufferRenderbuffer(GL_FRAMEBUFFER, GL_STENCIL_ATTACHMENT, GL_RENDERER,d->depth);
-
- //restore the old current context
- const QPlatformOpenGLContext *currentContext = QPlatformOpenGLContext::currentContext();
- if (currentContext)
- const_cast<QPlatformOpenGLContext*>(currentContext)->makeCurrent();
-}
-
-QDri2Context::~QDri2Context()
-{
- //cleanup
-}
-
-void QDri2Context::makeCurrent()
-{
- Q_D(QDri2Context);
-
- eglMakeCurrent(EGL_DISPLAY_FROM_XCB(d->qXcbWindow),EGL_NO_SURFACE,EGL_NO_SURFACE,d->eglContext);
- glBindFramebuffer(GL_FRAMEBUFFER,d->fbo);
-
-}
-
-void QDri2Context::doneCurrent()
-{
- Q_D(QDri2Context);
- eglMakeCurrent(EGL_DISPLAY_FROM_XCB(d->qXcbWindow),EGL_NO_SURFACE,EGL_NO_SURFACE,EGL_NO_CONTEXT);
-}
-
-void QDri2Context::swapBuffers()
-{
- Q_D(QDri2Context);
- xcb_rectangle_t rectangle;
- rectangle.x = 0;
- rectangle.y = 0;
- rectangle.width = d->qXcbWindow->widget()->geometry().width();
- rectangle.height = d->qXcbWindow->widget()->geometry().height();
-
- xcb_xfixes_region_t xfixesRegion = xcb_generate_id(d->xcbConnection());
- xcb_xfixes_create_region(d->xcbConnection(), xfixesRegion,
- 1, &rectangle);
-
- xcb_dri2_copy_region_cookie_t cookie = xcb_dri2_copy_region_unchecked(d->xcbConnection(),
- d->qXcbWindow->window(),
- xfixesRegion,
- XCB_DRI2_ATTACHMENT_BUFFER_FRONT_LEFT,
- XCB_DRI2_ATTACHMENT_BUFFER_BACK_LEFT);
-
- xcb_dri2_copy_region_reply_t *reply = xcb_dri2_copy_region_reply(d->xcbConnection(),cookie,NULL);
-
- //cleanup
- delete reply;
- xcb_xfixes_destroy_region(d->xcbConnection(), xfixesRegion);
-
-}
-
-void * QDri2Context::getProcAddress(const QString &procName)
-{
- return (void *)eglGetProcAddress(qPrintable(procName));
-}
-
-void QDri2Context::resize(const QSize &size)
-{
- Q_D(QDri2Context);
- d->size= size;
-
- glBindFramebuffer(GL_FRAMEBUFFER,d->fbo);
-
- xcb_dri2_dri2_buffer_t *backBfr = backBuffer();
-
- if (d->image) {
- qDebug() << "destroing image";
- eglDestroyImageKHR(EGL_DISPLAY_FROM_XCB(d->qXcbWindow),d->image);
- }
-
- EGLint imgAttribs[] = {
- EGL_WIDTH, d->size.width(),
- EGL_HEIGHT, d->size.height(),
- EGL_DRM_BUFFER_STRIDE_MESA, backBfr->pitch /4,
- EGL_DRM_BUFFER_FORMAT_MESA, EGL_DRM_BUFFER_FORMAT_ARGB32_MESA,
- EGL_NONE
- };
-
- d->image = eglCreateImageKHR(EGL_DISPLAY_FROM_XCB(d->qXcbWindow),
- EGL_NO_CONTEXT,
- EGL_DRM_BUFFER_MESA,
- (EGLClientBuffer) backBfr->name,
- imgAttribs);
-
- glBindRenderbuffer(GL_RENDERBUFFER, d->rbo);
- glEGLImageTargetRenderbufferStorageOES(GL_RENDERBUFFER,
- d->image);
-
- glBindRenderbuffer(GL_RENDERBUFFER, d->depth);
- glRenderbufferStorage(GL_RENDERBUFFER,GL_DEPTH24_STENCIL8_OES,d->size.width(), d->size.height());
-
-}
-
-QPlatformWindowFormat QDri2Context::platformWindowFormat() const
-{
- Q_D(const QDri2Context);
- return d->windowFormat;
-}
-
-xcb_dri2_dri2_buffer_t * QDri2Context::backBuffer()
-{
- Q_D(QDri2Context);
-
- unsigned int backBufferAttachment = XCB_DRI2_ATTACHMENT_BUFFER_BACK_LEFT;
- xcb_dri2_get_buffers_cookie_t cookie = xcb_dri2_get_buffers_unchecked (d->xcbConnection(),
- d->xcbWindow(),
- 1, 1, &backBufferAttachment);
-
- xcb_dri2_get_buffers_reply_t *reply = xcb_dri2_get_buffers_reply (d->xcbConnection(), cookie, NULL);
- if (!reply) {
- qDebug() << "failed to get buffers reply";
- return 0;
- }
-
- xcb_dri2_dri2_buffer_t *buffers = xcb_dri2_get_buffers_buffers (reply);
- if (!buffers) {
- qDebug() << "failed to get buffers";
- return 0;
- }
-
- Q_ASSERT(reply->count == 1);
-
- delete reply;
-
- return buffers;
-}
-
-void * QDri2Context::eglContext() const
-{
- Q_D(const QDri2Context);
- return d->eglContext;
-}
-
-QT_END_NAMESPACE
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