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Diffstat (limited to 'src/Runtime/ogl-runtime/src/runtimerender/Qt3DSRenderTextTextureCache.cpp')
| m--------- | src/Runtime/ogl-runtime | 0 | ||||
| -rw-r--r-- | src/Runtime/ogl-runtime/src/runtimerender/Qt3DSRenderTextTextureCache.cpp | 289 |
2 files changed, 0 insertions, 289 deletions
diff --git a/src/Runtime/ogl-runtime b/src/Runtime/ogl-runtime new file mode 160000 +Subproject 427fddb50d43aa21a90fc7356ee3cdd8a908df5 diff --git a/src/Runtime/ogl-runtime/src/runtimerender/Qt3DSRenderTextTextureCache.cpp b/src/Runtime/ogl-runtime/src/runtimerender/Qt3DSRenderTextTextureCache.cpp deleted file mode 100644 index 8edbecaf..00000000 --- a/src/Runtime/ogl-runtime/src/runtimerender/Qt3DSRenderTextTextureCache.cpp +++ /dev/null @@ -1,289 +0,0 @@ -/**************************************************************************** -** -** 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. -** -** $QT_END_LICENSE$ -** -****************************************************************************/ -#include "Qt3DSRenderTextTextureCache.h" -#include "Qt3DSTextRenderer.h" -#include "foundation/Qt3DSContainers.h" -#include "foundation/Qt3DSAtomic.h" -#include "foundation/Qt3DSFoundation.h" -#include "foundation/Qt3DSBroadcastingAllocator.h" -#include "render/Qt3DSRenderTexture2D.h" -#include "render/Qt3DSRenderContext.h" -#include "foundation/Qt3DSInvasiveLinkedList.h" -#include "foundation/Qt3DSPool.h" - -using namespace qt3ds::render; - -namespace eastl { -template <> -struct hash<STextRenderInfo> -{ - size_t operator()(const qt3ds::render::STextRenderInfo &inInfo) const - { - size_t retval = hash<size_t>()(reinterpret_cast<size_t>(inInfo.m_Text.c_str())); - retval = retval ^ hash<size_t>()(reinterpret_cast<size_t>(inInfo.m_Font.c_str())); - retval = retval ^ hash<float>()(inInfo.m_FontSize); - retval = retval ^ hash<int>()(static_cast<int>(inInfo.m_HorizontalAlignment)); - retval = retval ^ hash<int>()(static_cast<int>(inInfo.m_VerticalAlignment)); - retval = retval ^ hash<float>()(inInfo.m_Leading); - retval = retval ^ hash<float>()(inInfo.m_Tracking); - retval = retval ^ hash<bool>()(inInfo.m_DropShadow); - retval = retval ^ hash<float>()(inInfo.m_DropShadowStrength); - retval = retval ^ hash<float>()(inInfo.m_DropShadowOffsetX); - retval = retval ^ hash<float>()(inInfo.m_DropShadowOffsetY); - retval = retval ^ hash<float>()(inInfo.m_BoundingBox.x); - retval = retval ^ hash<float>()(inInfo.m_BoundingBox.y); - retval = retval ^ hash<int>()(static_cast<int>(inInfo.m_Elide)); - retval = retval ^ hash<int>()(static_cast<int>(inInfo.m_WordWrap)); - retval = retval ^ hash<bool>()(inInfo.m_EnableAcceleratedFont); - return retval; - } -}; -} - -namespace { -struct STextRenderInfoAndHash -{ - STextRenderInfo m_Info; - QT3DSF32 m_ScaleFactor; - size_t m_Hashcode; - STextRenderInfoAndHash(const STextRenderInfo &inInfo, QT3DSF32 inScaleFactor) - : m_Info(inInfo) - , m_ScaleFactor(inScaleFactor) - , m_Hashcode(eastl::hash<STextRenderInfo>()(inInfo) ^ eastl::hash<float>()(inScaleFactor)) - { - } - bool operator==(const STextRenderInfoAndHash &inOther) const - { - return m_Info.m_Text == inOther.m_Info.m_Text && m_Info.m_Font == inOther.m_Info.m_Font - && m_Info.m_FontSize == inOther.m_Info.m_FontSize - && m_Info.m_HorizontalAlignment == inOther.m_Info.m_HorizontalAlignment - && m_Info.m_VerticalAlignment == inOther.m_Info.m_VerticalAlignment - && m_Info.m_Leading == inOther.m_Info.m_Leading - && m_Info.m_Tracking == inOther.m_Info.m_Tracking - && m_Info.m_DropShadow == inOther.m_Info.m_DropShadow - && m_Info.m_DropShadowStrength == inOther.m_Info.m_DropShadowStrength - && m_Info.m_DropShadowOffsetX == inOther.m_Info.m_DropShadowOffsetX - && m_Info.m_DropShadowOffsetY == inOther.m_Info.m_DropShadowOffsetY - && m_Info.m_BoundingBox == inOther.m_Info.m_BoundingBox - && m_Info.m_WordWrap == inOther.m_Info.m_WordWrap - && m_Info.m_EnableAcceleratedFont == inOther.m_Info.m_EnableAcceleratedFont - && m_ScaleFactor == inOther.m_ScaleFactor; - } -}; -} - -namespace eastl { -template <> -struct hash<STextRenderInfoAndHash> -{ - size_t operator()(const STextRenderInfoAndHash &inInfo) const { return inInfo.m_Hashcode; } -}; -}; - -namespace { - -struct STextCacheNode -{ - STextCacheNode *m_PreviousSibling; - STextCacheNode *m_NextSibling; - STextRenderInfoAndHash m_RenderInfo; - TTPathObjectAndTexture m_TextInfo; - QT3DSU32 m_FrameCount; - - STextCacheNode(const STextRenderInfoAndHash &inRenderInfo, - const TTPathObjectAndTexture &inTextInfo) - : m_PreviousSibling(NULL) - , m_NextSibling(NULL) - , m_RenderInfo(inRenderInfo) - , m_TextInfo(inTextInfo) - , m_FrameCount(0) - { - } -}; - -typedef nvhash_map<STextRenderInfoAndHash, STextCacheNode *> TTextureInfoHash; - -DEFINE_INVASIVE_LIST(TextCacheNode); -IMPLEMENT_INVASIVE_LIST(TextCacheNode, m_PreviousSibling, m_NextSibling); - -struct STextTextureCache : public ITextTextureCache -{ - typedef Pool<STextCacheNode, ForwardingAllocator> TPoolType; - NVFoundationBase &m_Foundation; - volatile QT3DSI32 mRefCount; - NVScopedRefCounted<ITextRenderer> m_TextRenderer; - TTextureInfoHash m_TextureCache; - TTextCacheNodeList m_LRUList; - TPoolType m_CacheNodePool; - QT3DSU32 m_HighWaterMark; - QT3DSU32 m_FrameCount; - QT3DSU32 m_TextureTotalBytes; - NVScopedRefCounted<NVRenderContext> m_RenderContext; - bool m_CanUsePathRendering; ///< true if we use hardware accelerated font rendering - - STextTextureCache(NVFoundationBase &inFnd, ITextRenderer &inRenderer, - NVRenderContext &inRenderContext) - : m_Foundation(inFnd) - , mRefCount(0) - , m_TextRenderer(inRenderer) - , m_TextureCache(m_Foundation.getAllocator(), "STextTextureCache::m_TextureCache") - , m_CacheNodePool(ForwardingAllocator(m_Foundation.getAllocator(), - "STextTextureCache::m_CacheNodePool")) - , m_HighWaterMark(0x100000) - , m_FrameCount(0) - , m_TextureTotalBytes(0) - , m_RenderContext(inRenderContext) - { - // hardware accelerate font rendering not ready yet - m_CanUsePathRendering = (m_RenderContext->IsPathRenderingSupported() - && m_RenderContext->IsProgramPipelineSupported()); - } - - virtual ~STextTextureCache() - { - for (TTextCacheNodeList::iterator iter = m_LRUList.begin(), end = m_LRUList.end(); - iter != end; ++iter) - iter->~STextCacheNode(); - } - - QT3DS_IMPLEMENT_REF_COUNT_ADDREF_RELEASE_OVERRIDE(m_Foundation.getAllocator()) - - static inline QT3DSU32 GetNumBytes(NVRenderTexture2D &inTexture) - { - STextureDetails theDetails(inTexture.GetTextureDetails()); - return theDetails.m_Width * theDetails.m_Height - * NVRenderTextureFormats::getSizeofFormat(theDetails.m_Format); - } - - NVScopedRefCounted<NVRenderTexture2D> InvalidateLastItem() - { - NVScopedRefCounted<NVRenderTexture2D> nextTexture; - if (m_LRUList.empty() == false) { - STextCacheNode &theEnd = m_LRUList.back(); - if (theEnd.m_FrameCount != m_FrameCount) { - nextTexture = theEnd.m_TextInfo.second.second; - STextureDetails theDetails = nextTexture->GetTextureDetails(); - m_TextureTotalBytes -= GetNumBytes(*nextTexture.mPtr); - m_LRUList.remove(theEnd); - // copy the key because the next statement will destroy memory - m_TextureCache.erase(theEnd.m_RenderInfo); - theEnd.~STextCacheNode(); - m_CacheNodePool.deallocate(&theEnd); - } - } - return nextTexture; - } - - TTPathObjectAndTexture RenderText(const STextRenderInfo &inText, QT3DSF32 inScaleFactor) override - { - STextRenderInfoAndHash theKey(inText, inScaleFactor); - TTextureInfoHash::iterator theFind( - m_TextureCache.find(theKey)); - STextCacheNode *retval = NULL; - if (theFind != m_TextureCache.end()) { - retval = theFind->second; - m_LRUList.remove(*retval); - } else { - NVScopedRefCounted<NVRenderTexture2D> nextTexture; - if (m_TextureTotalBytes >= m_HighWaterMark && m_LRUList.empty() == false) - nextTexture = InvalidateLastItem(); - - if (nextTexture.mPtr == NULL) - nextTexture = m_RenderContext->CreateTexture2D(); - - NVScopedRefCounted<NVRenderPathFontItem> nextPathFontItemObject; - NVScopedRefCounted<NVRenderPathFontSpecification> nextPathFontObject; - // HW acceleration for fonts not supported - //if (m_CanUsePathRendering && inText.m_EnableAcceleratedFont) { - // nextPathFontItemObject = m_RenderContext->CreatePathFontItem(); - // nextPathFontObject = m_RenderContext->CreatePathFontSpecification(inText.m_Font); - //} - - STextRenderInfo theTextInfo(inText); - theTextInfo.m_FontSize *= inScaleFactor; - STextTextureDetails theDetails; - - - // HW acceleration for fonts not supported - //if (!m_CanUsePathRendering || !inText.m_EnableAcceleratedFont) - theDetails = m_TextRenderer->RenderText(theTextInfo, *nextTexture.mPtr); - //else - // theDetails = m_TextRenderer->RenderText(theTextInfo, *nextPathFontItemObject.mPtr, - // *nextPathFontObject.mPtr); - - if (fabs(inScaleFactor - 1.0f) > .001f) { - TTPathObjectAndTexture theCanonicalDetails = RenderText(inText, 1.0f); - theDetails.m_ScaleFactor.x = - (QT3DSF32)theDetails.m_TextWidth / theCanonicalDetails.second.first.m_TextWidth; - theDetails.m_ScaleFactor.y = - (QT3DSF32)theDetails.m_TextHeight / theCanonicalDetails.second.first.m_TextHeight; - } - retval = m_CacheNodePool.construct( - theKey, TTPathObjectAndTexture( - TPathFontSpecAndPathObject(nextPathFontObject, nextPathFontItemObject), - TTextTextureDetailsAndTexture(theDetails, nextTexture)), - __FILE__, __LINE__); - TTextureInfoHash::iterator insert = - m_TextureCache.insert(eastl::make_pair(theKey, retval)).first; - if (!m_CanUsePathRendering) - m_TextureTotalBytes += GetNumBytes(*(retval->m_TextInfo.second.second.mPtr)); - } - retval->m_FrameCount = m_FrameCount; - m_LRUList.push_front(*retval); - return retval->m_TextInfo; - } - // We may have one more texture in cache than this byte count, but this will be the limiting - // factor. - QT3DSU32 GetCacheHighWaterBytes() const override { return m_HighWaterMark; } - // default cache size is 10 MB. - void SetCacheHighWaterBytes(QT3DSU32 inByteCount) override { m_HighWaterMark = inByteCount; } - - void BeginFrame() override {} - void EndFrame() override - { - // algorithm is resistant to rollover. - ++m_FrameCount; - // Release any texture that put us over the limit. - // This almost guarantees thrashing if the limit is set too low. Enable at your - // own risk at *TEST CAREFULLY* - /* - while( m_TextureTotalBytes >= m_HighWaterMark && m_LRUList.empty() == false ) - InvalidateLastItem(); - */ - } -}; -} - -ITextTextureCache &ITextTextureCache::CreateTextureCache(NVFoundationBase &inFnd, - ITextRenderer &inTextRenderer, - NVRenderContext &inRenderContext) -{ - return *QT3DS_NEW(inFnd.getAllocator(), STextTextureCache)(inFnd, inTextRenderer, inRenderContext); -} |