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Diffstat (limited to 'examples/qt3d/deferred-renderer-cpp/gbuffer.cpp')
-rw-r--r-- | examples/qt3d/deferred-renderer-cpp/gbuffer.cpp | 101 |
1 files changed, 101 insertions, 0 deletions
diff --git a/examples/qt3d/deferred-renderer-cpp/gbuffer.cpp b/examples/qt3d/deferred-renderer-cpp/gbuffer.cpp new file mode 100644 index 000000000..a05adfc72 --- /dev/null +++ b/examples/qt3d/deferred-renderer-cpp/gbuffer.cpp @@ -0,0 +1,101 @@ +/**************************************************************************** +** +** Copyright (C) 2014 Klaralvdalens Datakonsult AB (KDAB). +** Contact: http://www.qt-project.org/legal +** +** This file is part of the Qt3D module of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL3$ +** 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 http://www.qt.io/terms-conditions. For further +** information use the contact form at http://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.LGPLv3 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.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 later 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 2.0 requirements will be +** met: http://www.gnu.org/licenses/gpl-2.0.html. +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include "gbuffer.h" + +GBuffer::GBuffer(Qt3D::QNode *parent) + : Qt3D::QRenderTarget(parent) +{ + const Qt3D::QAbstractTextureProvider::TextureFormat formats[AttachmentsCount] = { + Qt3D::QAbstractTextureProvider::RGBA32F, + Qt3D::QAbstractTextureProvider::RGB32F, + Qt3D::QAbstractTextureProvider::RGB16F, + Qt3D::QAbstractTextureProvider::D32F + }; + + const Qt3D::QRenderAttachment::RenderAttachmentType attachmentTypes[AttachmentsCount] = { + Qt3D::QRenderAttachment::ColorAttachment0, + Qt3D::QRenderAttachment::ColorAttachment1, + Qt3D::QRenderAttachment::ColorAttachment2, + Qt3D::QRenderAttachment::DepthAttachment + }; + + const QString attachmentNames[AttachmentsCount] = { + QString::fromLatin1("color"), + QString::fromLatin1("position"), + QString::fromLatin1("normal"), + QString::fromLatin1("depth") + }; + + for (int i = 0; i < AttachmentsCount; i++) { + Qt3D::QRenderAttachment *attachment = new Qt3D::QRenderAttachment(this); + + m_textures[i] = new Qt3D::QTexture2D(); + m_textures[i]->setFormat(formats[i]); + m_textures[i]->setWidth(1024); + m_textures[i]->setHeight(1024); + m_textures[i]->setGenerateMipMaps(false); + m_textures[i]->setWrapMode(Qt3D::QTextureWrapMode(Qt3D::QTextureWrapMode::ClampToEdge)); + m_textures[i]->setMinificationFilter(Qt3D::QAbstractTextureProvider::Linear); + m_textures[i]->setMagnificationFilter(Qt3D::QAbstractTextureProvider::Linear); + + attachment->setTexture(m_textures[i]); + attachment->setType(attachmentTypes[i]); + attachment->setName(attachmentNames[i]); + + addAttachment(attachment); + } +} + +Qt3D::QAbstractTextureProvider *GBuffer::colorTexture() const +{ + return m_textures[Color]; +} + +Qt3D::QAbstractTextureProvider *GBuffer::positionTexture() const +{ + return m_textures[Position]; +} + +Qt3D::QAbstractTextureProvider *GBuffer::normalTexture() const +{ + return m_textures[Normal]; +} + +Qt3D::QAbstractTextureProvider *GBuffer::depthTexture() const +{ + return m_textures[Depth]; +} |