123 lines
3.0 KiB
C++
123 lines
3.0 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 RENDERTHREAD_H
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#define RENDERTHREAD_H
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#include <QThread>
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#include <QMutex>
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#include <QWaitCondition>
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#include <QOffscreenSurface>
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#include <QOpenGLContext>
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#include <QOpenGLFramebufferObject>
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#include <QOpenGLShaderProgram>
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#include "project/sequence.h"
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#include "project/effect.h"
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// copied from source code to OCIODisplay
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const int LUT3D_EDGE_SIZE = 32;
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// copied from source code to OCIODisplay, expanded from 3*LUT3D_EDGE_SIZE*LUT3D_EDGE_SIZE*LUT3D_EDGE_SIZE
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const int NUM_3D_ENTRIES = 98304;
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class RenderThread : public QThread {
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Q_OBJECT
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public:
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RenderThread();
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~RenderThread();
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void run();
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QMutex* get_texture_mutex();
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const GLuint& get_texture();
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EffectPtr gizmos;
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void paint();
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void start_render(QOpenGLContext* share,
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SequencePtr s,
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const QString &save = nullptr,
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GLvoid *pixels = nullptr,
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int pixel_linesize = 0,
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int idivider = 0);
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bool did_texture_fail();
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void cancel();
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public slots:
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// cleanup functions
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void delete_ctx();
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signals:
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void ready();
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private:
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void allocate_texture(GLuint tex, GLuint fbo);
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void set_up_ocio();
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void destroy_ocio();
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// cleanup functions
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void delete_texture();
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void delete_fbo();
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void delete_shader_program();
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GLuint front_buffer1;
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GLuint front_texture1;
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QMutex front_mutex1;
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GLuint front_buffer2;
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GLuint front_texture2;
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QMutex front_mutex2;
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bool front_buffer_switcher;
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QWaitCondition wait_cond_;
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QMutex wait_lock_;
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QWaitCondition main_thread_wait_cond_;
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QMutex main_thread_lock_;
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QOffscreenSurface surface;
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QOpenGLContext* share_ctx;
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QOpenGLContext* ctx;
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QOpenGLShaderProgram* blend_mode_program;
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QOpenGLShaderProgram* premultiply_program;
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GLuint back_buffer_1;
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GLuint back_buffer_2;
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GLuint back_texture_1;
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GLuint back_texture_2;
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float ocio_lut_data[NUM_3D_ENTRIES];
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GLuint ocio_lut_texture;
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QOpenGLShaderProgram* ocio_shader;
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SequencePtr seq;
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int divider;
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int tex_width;
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int tex_height;
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bool queued;
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bool texture_failed;
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bool running;
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QString save_fn;
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GLvoid *pixel_buffer;
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int pixel_buffer_linesize;
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};
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#endif // RENDERTHREAD_H
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