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-rw-r--r--src/quick/scenegraph/util/qsgdepthstencilbuffer.cpp214
1 files changed, 0 insertions, 214 deletions
diff --git a/src/quick/scenegraph/util/qsgdepthstencilbuffer.cpp b/src/quick/scenegraph/util/qsgdepthstencilbuffer.cpp
deleted file mode 100644
index 94912778f8..0000000000
--- a/src/quick/scenegraph/util/qsgdepthstencilbuffer.cpp
+++ /dev/null
@@ -1,214 +0,0 @@
-/****************************************************************************
-**
-** Copyright (C) 2016 The Qt Company Ltd.
-** Contact: https://www.qt.io/licensing/
-**
-** This file is part of the Qt Quick 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.
-**
-** $QT_END_LICENSE$
-**
-****************************************************************************/
-
-#include "qsgdepthstencilbuffer_p.h"
-
-QT_BEGIN_NAMESPACE
-
-QSGDepthStencilBuffer::QSGDepthStencilBuffer(QOpenGLContext *context, const Format &format)
- : m_functions(context)
- , m_manager(nullptr)
- , m_format(format)
- , m_depthBuffer(0)
- , m_stencilBuffer(0)
-{
- // 'm_manager' is set by QSGDepthStencilBufferManager::insertBuffer().
-}
-
-QSGDepthStencilBuffer::~QSGDepthStencilBuffer()
-{
- if (m_manager)
- m_manager->m_buffers.remove(m_format);
-}
-
-#ifndef GL_DEPTH_STENCIL_ATTACHMENT
-#define GL_DEPTH_STENCIL_ATTACHMENT 0x821A
-#endif
-
-void QSGDepthStencilBuffer::attach()
-{
-#ifndef Q_OS_WASM
- m_functions.glFramebufferRenderbuffer(GL_FRAMEBUFFER, GL_DEPTH_ATTACHMENT,
- GL_RENDERBUFFER, m_depthBuffer);
- m_functions.glFramebufferRenderbuffer(GL_FRAMEBUFFER, GL_STENCIL_ATTACHMENT,
- GL_RENDERBUFFER, m_stencilBuffer);
-#else
- m_functions.glFramebufferRenderbuffer(GL_FRAMEBUFFER, GL_DEPTH_STENCIL_ATTACHMENT,
- GL_RENDERBUFFER, m_stencilBuffer);
-#endif
-}
-
-void QSGDepthStencilBuffer::detach()
-{
-#ifndef Q_OS_WASM
- m_functions.glFramebufferRenderbuffer(GL_FRAMEBUFFER, GL_DEPTH_ATTACHMENT,
- GL_RENDERBUFFER, 0);
- m_functions.glFramebufferRenderbuffer(GL_FRAMEBUFFER, GL_STENCIL_ATTACHMENT,
- GL_RENDERBUFFER, 0);
-#else
- m_functions.glFramebufferRenderbuffer(GL_FRAMEBUFFER, GL_DEPTH_STENCIL_ATTACHMENT,
- GL_RENDERBUFFER, 0);
-#endif
-}
-
-#ifndef GL_DEPTH24_STENCIL8_OES
-#define GL_DEPTH24_STENCIL8_OES 0x88F0
-#endif
-
-#ifndef GL_DEPTH_COMPONENT24_OES
-#define GL_DEPTH_COMPONENT24_OES 0x81A6
-#endif
-
-#ifndef GL_DEPTH_STENCIL
-#define GL_DEPTH_STENCIL 0x84F9
-#endif
-
-QSGDefaultDepthStencilBuffer::QSGDefaultDepthStencilBuffer(QOpenGLContext *context, const Format &format)
- : QSGDepthStencilBuffer(context, format)
-{
- const GLsizei width = format.size.width();
- const GLsizei height = format.size.height();
-
-#ifndef Q_OS_WASM
- if (format.attachments == (DepthAttachment | StencilAttachment)
- && m_functions.hasOpenGLExtension(QOpenGLExtensions::PackedDepthStencil))
- {
- m_functions.glGenRenderbuffers(1, &m_depthBuffer);
- m_functions.glBindRenderbuffer(GL_RENDERBUFFER, m_depthBuffer);
- if (format.samples && m_functions.hasOpenGLExtension(QOpenGLExtensions::FramebufferMultisample)) {
-#if defined(QT_OPENGL_ES_2)
- m_functions.glRenderbufferStorageMultisample(GL_RENDERBUFFER, format.samples,
- GL_DEPTH24_STENCIL8_OES, width, height);
-#else
- m_functions.glRenderbufferStorageMultisample(GL_RENDERBUFFER, format.samples,
- GL_DEPTH24_STENCIL8, width, height);
-#endif
- } else {
-#if defined(QT_OPENGL_ES_2)
- m_functions.glRenderbufferStorage(GL_RENDERBUFFER, GL_DEPTH24_STENCIL8_OES, width, height);
-#else
- m_functions.glRenderbufferStorage(GL_RENDERBUFFER, GL_DEPTH24_STENCIL8, width, height);
-#endif
- }
- m_stencilBuffer = m_depthBuffer;
- }
- if (!m_depthBuffer && (format.attachments & DepthAttachment)) {
- m_functions.glGenRenderbuffers(1, &m_depthBuffer);
- m_functions.glBindRenderbuffer(GL_RENDERBUFFER, m_depthBuffer);
- GLenum internalFormat = GL_DEPTH_COMPONENT;
- if (context->isOpenGLES())
- internalFormat = m_functions.hasOpenGLExtension(QOpenGLExtensions::Depth24)
- ? GL_DEPTH_COMPONENT24_OES : GL_DEPTH_COMPONENT16;
- if (format.samples && m_functions.hasOpenGLExtension(QOpenGLExtensions::FramebufferMultisample)) {
- m_functions.glRenderbufferStorageMultisample(GL_RENDERBUFFER, format.samples,
- internalFormat, width, height);
- } else {
- m_functions.glRenderbufferStorage(GL_RENDERBUFFER, internalFormat, width, height);
- }
- }
- if (!m_stencilBuffer && (format.attachments & StencilAttachment)) {
- m_functions.glGenRenderbuffers(1, &m_stencilBuffer);
- m_functions.glBindRenderbuffer(GL_RENDERBUFFER, m_stencilBuffer);
-#ifdef QT_OPENGL_ES
- const GLenum internalFormat = GL_STENCIL_INDEX8;
-#else
- const GLenum internalFormat = context->isOpenGLES() ? GL_STENCIL_INDEX8 : GL_STENCIL_INDEX;
-#endif
- if (format.samples && m_functions.hasOpenGLExtension(QOpenGLExtensions::FramebufferMultisample)) {
- m_functions.glRenderbufferStorageMultisample(GL_RENDERBUFFER, format.samples,
- internalFormat, width, height);
- } else {
- m_functions.glRenderbufferStorage(GL_RENDERBUFFER, internalFormat, width, height);
- }
- }
-#else
- m_functions.glGenRenderbuffers(1, &m_depthBuffer);
- m_functions.glBindRenderbuffer(GL_RENDERBUFFER, m_depthBuffer);
- m_functions.glRenderbufferStorage(GL_RENDERBUFFER, GL_DEPTH_STENCIL, width, height);
- m_stencilBuffer = m_depthBuffer;
-#endif
-}
-
-QSGDefaultDepthStencilBuffer::~QSGDefaultDepthStencilBuffer()
-{
- free();
-}
-
-void QSGDefaultDepthStencilBuffer::free()
-{
- if (m_depthBuffer)
- m_functions.glDeleteRenderbuffers(1, &m_depthBuffer);
- if (m_stencilBuffer && m_stencilBuffer != m_depthBuffer)
- m_functions.glDeleteRenderbuffers(1, &m_stencilBuffer);
- m_depthBuffer = m_stencilBuffer = 0;
-}
-
-
-QSGDepthStencilBufferManager::~QSGDepthStencilBufferManager()
-{
- for (Hash::const_iterator it = m_buffers.constBegin(), cend = m_buffers.constEnd(); it != cend; ++it) {
- QSGDepthStencilBuffer *buffer = it.value().data();
- buffer->free();
- buffer->m_manager = nullptr;
- }
-}
-
-QSharedPointer<QSGDepthStencilBuffer> QSGDepthStencilBufferManager::bufferForFormat(const QSGDepthStencilBuffer::Format &fmt)
-{
- Hash::const_iterator it = m_buffers.constFind(fmt);
- if (it != m_buffers.constEnd())
- return it.value().toStrongRef();
- return QSharedPointer<QSGDepthStencilBuffer>();
-}
-
-void QSGDepthStencilBufferManager::insertBuffer(const QSharedPointer<QSGDepthStencilBuffer> &buffer)
-{
- Q_ASSERT(buffer->m_manager == nullptr);
- Q_ASSERT(!m_buffers.contains(buffer->m_format));
- buffer->m_manager = this;
- m_buffers.insert(buffer->m_format, buffer.toWeakRef());
-}
-
-uint qHash(const QSGDepthStencilBuffer::Format &format)
-{
- return qHash(qMakePair(format.size.width(), format.size.height()))
- ^ (uint(format.samples) << 12) ^ (uint(format.attachments) << 28);
-}
-
-QT_END_NAMESPACE
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