54 lines
999 B
C++
54 lines
999 B
C++
#ifndef OPENGLTEXTURECACHE_H
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#define OPENGLTEXTURECACHE_H
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#include <QMutex>
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#include "openglframebuffer.h"
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#include "opengltexture.h"
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#include "render/videoparams.h"
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class OpenGLTextureCache
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{
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public:
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class Reference {
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public:
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Reference(OpenGLTextureCache* parent, OpenGLTexturePtr texture);
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~Reference();
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DISABLE_COPY_MOVE(Reference)
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OpenGLTexturePtr texture();
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void ParentKilled();
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private:
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OpenGLTextureCache* parent_;
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OpenGLTexturePtr texture_;
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};
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using ReferencePtr = std::shared_ptr<Reference>;
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OpenGLTextureCache() = default;
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~OpenGLTextureCache();
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DISABLE_COPY_MOVE(OpenGLTextureCache)
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ReferencePtr Get(QOpenGLContext *ctx, const VideoRenderingParams& params, const void *data = nullptr);
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private:
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void Relinquish(Reference* ref);
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QMutex lock_;
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QList<OpenGLTexturePtr> available_textures_;
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QList<Reference*> existing_references_;
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};
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Q_DECLARE_METATYPE(OpenGLTextureCache::ReferencePtr)
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#endif // OPENGLTEXTURECACHE_H
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