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+/****************************************************************************
+**
+** Copyright (C) 2008-2012 NVIDIA Corporation.
+** Copyright (C) 2017 The Qt Company Ltd.
+** Contact: https://www.qt.io/licensing/
+**
+** This file is part of Qt 3D Studio.
+**
+** $QT_BEGIN_LICENSE:GPL$
+** 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 General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 3 or (at your option) 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.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-3.0.html.
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+#pragma once
+#ifndef QT3DS_RENDER_SUBPRESENTATION_H
+#define QT3DS_RENDER_SUBPRESENTATION_H
+
+#include "Qt3DSOffscreenRenderManager.h"
+#include "Qt3DSRenderSubPresentationHelper.h"
+#include "Qt3DSRenderPresentation.h"
+#include "foundation/Qt3DSSimpleTypes.h"
+#include "foundation/Qt3DSRefCounted.h"
+#include "foundation/Qt3DSAtomic.h"
+#include "foundation/StringTable.h"
+#include "render/Qt3DSRenderBaseTypes.h"
+
+namespace qt3ds {
+namespace render {
+
+ class CSubPresentationRenderer;
+
+ struct CSubPresentationPickQuery : public IGraphObjectPickQuery
+ {
+ CSubPresentationRenderer &m_Renderer;
+
+ CSubPresentationPickQuery(CSubPresentationRenderer &renderer)
+ : m_Renderer(renderer)
+ {
+ }
+ Qt3DSRenderPickResult Pick(const QT3DSVec2 &inMouseCoords,
+ const QT3DSVec2 &inViewportDimensions,
+ bool inPickEverything) override;
+ };
+
+ class CSubPresentationRenderer : public IOffscreenRenderer
+ {
+ public:
+ IQt3DSRenderContext &m_RenderContext;
+ SPresentation &m_Presentation;
+ volatile QT3DSI32 mRefCount;
+ SOffscreenRendererEnvironment m_LastRenderedEnvironment;
+ CSubPresentationPickQuery m_PickQuery;
+ CRegisteredString m_OffscreenRendererType;
+
+ CSubPresentationRenderer(IQt3DSRenderContext &inRenderContext, SPresentation &inPresentation);
+
+ QT3DS_IMPLEMENT_REF_COUNT_ADDREF_RELEASE_OVERRIDE(m_RenderContext.GetAllocator())
+
+ SOffscreenRendererEnvironment GetDesiredEnvironment(QT3DSVec2 inPresScale) override;
+ virtual SOffscreenRenderFlags
+ NeedsRender(const SOffscreenRendererEnvironment &inEnvironment, QT3DSVec2 inPresScale,
+ const SRenderInstanceId instanceId) override;
+ void Render(const SOffscreenRendererEnvironment &inEnvironment,
+ NVRenderContext & /*inRenderContext*/,
+ QT3DSVec2 inPresScale, SScene::RenderClearCommand inClearBuffer,
+ const SRenderInstanceId instanceId) override;
+ void RenderWithClear(const SOffscreenRendererEnvironment &inEnvironment,
+ NVRenderContext &inRenderContext,
+ QT3DSVec2 inPresScale, SScene::RenderClearCommand inClearBuffer,
+ QT3DSVec4 inClearColor,
+ const SRenderInstanceId instanceId) override;
+ IGraphObjectPickQuery *GetGraphObjectPickQuery(const SRenderInstanceId) override { return &m_PickQuery; }
+ bool Pick(const QT3DSVec2 & /*inMouseCoords*/, const QT3DSVec2 & /*inViewportDimensions*/,
+ const SRenderInstanceId) override
+ {
+ return false;
+ }
+ void addCallback(IOffscreenRendererCallback *cb) override
+ {
+
+ }
+ // Used for RTTI purposes so we can safely static-cast an offscreen renderer to a
+ // CSubPresentationRenderer
+ static const char *GetRendererName() { return "SubPresentation"; }
+ CRegisteredString GetOffscreenRendererType() override { return m_OffscreenRendererType; }
+
+ Qt3DSRenderPickResult DoGraphQueryPick(const QT3DSVec2 &inMouseCoords,
+ const QT3DSVec2 &inViewportDimensions,
+ bool inPickEverything);
+ };
+}
+}
+
+#endif