itsmattkc
429514b1fd
The previous iteration was fairly OpenGL-heavy. It's now been separated into a base class that is OpenGL independent and a derived class that is OpenGL-based. Over time this should allow for portability away from OpenGL if necessary.
91 lines
2.0 KiB
C++
91 lines
2.0 KiB
C++
/***
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Olive - Non-Linear Video Editor
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Copyright (C) 2019 Olive Team
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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***/
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#ifndef OPENGLTEXTURE_H
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#define OPENGLTEXTURE_H
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#include <memory>
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#include <QOpenGLFunctions>
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#include "render/pixelformat.h"
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class OpenGLTexture : public QObject
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{
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Q_OBJECT
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public:
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enum Type {
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kSingleBuffer,
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kDoubleBuffer
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};
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OpenGLTexture();
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virtual ~OpenGLTexture() override;
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Q_DISABLE_COPY_MOVE(OpenGLTexture)
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void Create(QOpenGLContext* ctx, int width, int height, const olive::PixelFormat &format, void *data = nullptr);
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void Create(QOpenGLContext* ctx, int width, int height, const olive::PixelFormat &format, const Type& type, void *data = nullptr);
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bool IsCreated() const;
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void Bind();
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void Release();
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const int& width() const;
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const int& height() const;
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const olive::PixelFormat &format() const;
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QOpenGLContext* context() const;
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const GLuint& texture() const;
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const GLuint& back_texture() const;
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void SwapFrontAndBack();
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void Upload(const void *data);
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uchar *Download() const;
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public slots:
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void Destroy();
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private:
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void CreateInternal(GLuint *tex, void *data = nullptr);
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QOpenGLContext* context_;
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GLuint texture_;
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GLuint back_texture_;
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int width_;
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int height_;
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olive::PixelFormat format_;
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};
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using OpenGLTexturePtr = std::shared_ptr<OpenGLTexture>;
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Q_DECLARE_METATYPE(OpenGLTexturePtr)
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#endif // OPENGLTEXTURE_H
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