diff options
Diffstat (limited to 'src/plugins/scenegraph/d3d12/qsgd3d12layer.cpp')
| -rw-r--r-- | src/plugins/scenegraph/d3d12/qsgd3d12layer.cpp | 363 |
1 files changed, 0 insertions, 363 deletions
diff --git a/src/plugins/scenegraph/d3d12/qsgd3d12layer.cpp b/src/plugins/scenegraph/d3d12/qsgd3d12layer.cpp deleted file mode 100644 index faa6f7566a..0000000000 --- a/src/plugins/scenegraph/d3d12/qsgd3d12layer.cpp +++ /dev/null @@ -1,363 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2016 The Qt Company Ltd. -** Contact: https://www.qt.io/licensing/ -** -** This file is part of the QtQuick 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 "qsgd3d12layer_p.h" -#include "qsgd3d12rendercontext_p.h" -#include "qsgd3d12engine_p.h" -#include "qsgd3d12renderer_p.h" - -QT_BEGIN_NAMESPACE - -// NOTE: Avoid categorized logging. It is slow. - -#define DECLARE_DEBUG_VAR(variable) \ - static bool debug_ ## variable() \ - { static bool value = qgetenv("QSG_RENDERER_DEBUG").contains(QT_STRINGIFY(variable)); return value; } - -DECLARE_DEBUG_VAR(render) - -QSGD3D12Layer::QSGD3D12Layer(QSGD3D12RenderContext *rc) - : m_rc(rc) -{ - if (Q_UNLIKELY(debug_render())) - qDebug("new layer %p", this); -} - -QSGD3D12Layer::~QSGD3D12Layer() -{ - if (Q_UNLIKELY(debug_render())) - qDebug("destroying layer %p", this); - - cleanup(); -} - -// QSGTexture - -int QSGD3D12Layer::textureId() const -{ - return m_rt; // not a texture id per se but will do -} - -QSize QSGD3D12Layer::textureSize() const -{ - return m_size; -} - -bool QSGD3D12Layer::hasAlphaChannel() const -{ - return true; -} - -bool QSGD3D12Layer::hasMipmaps() const -{ - // mipmapped layers are not supported for now - return false; -} - -QRectF QSGD3D12Layer::normalizedTextureSubRect() const -{ - return QRectF(m_mirrorHorizontal ? 1 : 0, - m_mirrorVertical ? 0 : 1, - m_mirrorHorizontal ? -1 : 1, - m_mirrorVertical ? 1 : -1); -} - -void QSGD3D12Layer::bind() -{ - if (Q_UNLIKELY(debug_render())) - qDebug("layer %p bind rt=%u", this, m_rt); - - QSGD3D12Engine *engine = m_rc->engine(); - Q_ASSERT(m_rt); - -#ifndef QT_NO_DEBUG - // Should not use the color buffer as a texture while it is the current render target. - if (!m_recursive && engine->activeRenderTarget() == m_rt && engine->windowSamples() == 1) - qWarning("ShaderEffectSource: \'recursive\' must be set to true when rendering recursively."); -#endif - - engine->useRenderTargetAsTexture(m_rt); -} - -// QSGDynamicTexture - -bool QSGD3D12Layer::updateTexture() -{ - if (Q_UNLIKELY(debug_render())) - qDebug("layer %p updateTexture", this); - - const bool doUpdate = (m_live || m_updateContentPending) && m_dirtyTexture; - - if (doUpdate) - updateContent(); - - if (m_updateContentPending) { - m_updateContentPending = false; - emit scheduledUpdateCompleted(); - } - - return doUpdate; -} - -// QSGLayer - -void QSGD3D12Layer::setItem(QSGNode *item) -{ - if (m_item == item) - return; - - if (m_live && !item) - resetRenderTarget(); - - m_item = item; - markDirtyTexture(); -} - -void QSGD3D12Layer::setRect(const QRectF &rect) -{ - if (m_rect == rect) - return; - - m_rect = rect; - markDirtyTexture(); -} - -void QSGD3D12Layer::setSize(const QSize &size) -{ - if (m_size == size) - return; - - if (m_live && size.isNull()) - resetRenderTarget(); - - m_size = size; - markDirtyTexture(); -} - -void QSGD3D12Layer::scheduleUpdate() -{ - if (m_updateContentPending) - return; - - if (Q_UNLIKELY(debug_render())) - qDebug("layer %p scheduleUpdate", this); - - m_updateContentPending = true; - - if (m_dirtyTexture) - emit updateRequested(); -} - -QImage QSGD3D12Layer::toImage() const -{ - return m_rc->engine()->executeAndWaitReadbackRenderTarget(m_rt); -} - -void QSGD3D12Layer::setLive(bool live) -{ - if (m_live == live) - return; - - if (live && (!m_item || m_size.isNull())) - resetRenderTarget(); - - m_live = live; - markDirtyTexture(); -} - -void QSGD3D12Layer::setRecursive(bool recursive) -{ - m_recursive = recursive; -} - -void QSGD3D12Layer::setFormat(uint format) -{ - Q_UNUSED(format); -} - -void QSGD3D12Layer::setHasMipmaps(bool mipmap) -{ - // mipmapped layers are not supported for now - Q_UNUSED(mipmap); -} - -void QSGD3D12Layer::setDevicePixelRatio(qreal ratio) -{ - m_dpr = ratio; -} - -void QSGD3D12Layer::setMirrorHorizontal(bool mirror) -{ - m_mirrorHorizontal = mirror; -} - -void QSGD3D12Layer::setMirrorVertical(bool mirror) -{ - m_mirrorVertical = mirror; -} - -void QSGD3D12Layer::markDirtyTexture() -{ - if (Q_UNLIKELY(debug_render())) - qDebug("layer %p markDirtyTexture", this); - - m_dirtyTexture = true; - - if (m_live || m_updateContentPending) - emit updateRequested(); -} - -void QSGD3D12Layer::invalidated() -{ - cleanup(); -} - -void QSGD3D12Layer::cleanup() -{ - if (!m_renderer && !m_rt) - return; - - if (Q_UNLIKELY(debug_render())) - qDebug("layer %p cleanup renderer=%p rt=%u", this, m_renderer, m_rt); - - delete m_renderer; - m_renderer = nullptr; - - resetRenderTarget(); -} - -void QSGD3D12Layer::resetRenderTarget() -{ - if (!m_rt) - return; - - if (Q_UNLIKELY(debug_render())) - qDebug("layer %p resetRenderTarget rt=%u", this, m_rt); - - m_rc->engine()->releaseRenderTarget(m_rt); - m_rt = 0; - - if (m_secondaryRT) { - m_rc->engine()->releaseRenderTarget(m_secondaryRT); - m_secondaryRT = 0; - } -} - -void QSGD3D12Layer::updateContent() -{ - if (Q_UNLIKELY(debug_render())) - qDebug("layer %p updateContent", this); - - if (!m_item || m_size.isNull()) { - resetRenderTarget(); - m_dirtyTexture = false; - return; - } - - QSGNode *root = m_item; - while (root->firstChild() && root->type() != QSGNode::RootNodeType) - root = root->firstChild(); - - if (root->type() != QSGNode::RootNodeType) - return; - - if (!m_renderer) { - m_renderer = m_rc->createRenderer(); - static_cast<QSGD3D12Renderer *>(m_renderer)->turnToLayerRenderer(); - connect(m_renderer, &QSGRenderer::sceneGraphChanged, this, &QSGD3D12Layer::markDirtyTexture); - } - - m_renderer->setDevicePixelRatio(m_dpr); - m_renderer->setRootNode(static_cast<QSGRootNode *>(root)); - - QSGD3D12Engine *engine = m_rc->engine(); - const uint sampleCount = engine->windowSamples(); - const QVector4D clearColor; - - if (!m_rt || m_rtSize != m_size) { - if (m_rt) - resetRenderTarget(); - - m_rt = engine->genRenderTarget(); - m_rtSize = m_size; - - if (Q_UNLIKELY(debug_render())) - qDebug("new render target for layer %p, size=%dx%d, samples=%d", - this, m_size.width(), m_size.height(), sampleCount); - - engine->createRenderTarget(m_rt, m_rtSize, clearColor, sampleCount); - - // For multisampling the resolving via an extra non-ms color buffer is - // handled internally in the engine, no need to worry about it here. - } - - if (m_recursive && !m_secondaryRT && sampleCount == 1) { - m_secondaryRT = engine->genRenderTarget(); - engine->createRenderTarget(m_secondaryRT, m_rtSize, clearColor, sampleCount); - } - - m_dirtyTexture = false; - - m_renderer->setDeviceRect(m_size); - m_renderer->setViewportRect(m_size); - - // Note that the handling of vertical mirroring differs from OpenGL here - // due to y running top-bottom with D3D as opposed to bottom-top with GL. - // The common parts of Quick follow OpenGL so vertical mirroring is - // typically enabled. - QRectF mirrored(m_mirrorHorizontal ? m_rect.right() : m_rect.left(), - m_mirrorVertical ? m_rect.top() : m_rect.bottom(), - m_mirrorHorizontal ? -m_rect.width() : m_rect.width(), - m_mirrorVertical ? m_rect.height() : -m_rect.height()); - - m_renderer->setProjectionMatrixToRect(mirrored); - m_renderer->setClearColor(Qt::transparent); - - if (!m_recursive || sampleCount > 1) { - m_renderer->renderScene(m_rt); - } else { - m_renderer->renderScene(m_secondaryRT); - qSwap(m_rt, m_secondaryRT); - } - - if (m_recursive) - markDirtyTexture(); // Continuously update if 'live' and 'recursive'. -} - -QT_END_NAMESPACE |