104 lines
2.7 KiB
C++
104 lines
2.7 KiB
C++
#pragma once
|
|
|
|
#include <QOpenGLFunctions>
|
|
#include <QOpenGLBuffer>
|
|
#include <QOpenGLWindow>
|
|
#include <QOpenGLVertexArrayObject>
|
|
#include <QOpenGLTexture>
|
|
#include <QOpenGLShader>
|
|
#include <QOpenGLShaderProgram>
|
|
#include <QOpenGLTextureBlitter>
|
|
#include <QOpenGLPixelTransferOptions>
|
|
#include <QPainter>
|
|
#include <QEvent>
|
|
#include <QKeyEvent>
|
|
#include <QWidget>
|
|
|
|
#include <atomic>
|
|
#include <mutex>
|
|
#include <array>
|
|
#include <vector>
|
|
#include <memory>
|
|
#include <QApplication>
|
|
|
|
#include "qt_renderercommon.hpp"
|
|
|
|
#ifdef WAYLAND
|
|
# include "wl_mouse.hpp"
|
|
#endif
|
|
|
|
class HardwareRenderer : public QOpenGLWindow, protected QOpenGLFunctions, public RendererCommon {
|
|
Q_OBJECT
|
|
|
|
private:
|
|
bool wayland = false;
|
|
QOpenGLContext *m_context;
|
|
QOpenGLTexture *m_texture { nullptr };
|
|
QOpenGLShaderProgram *m_prog { nullptr };
|
|
QOpenGLTextureBlitter *m_blt { nullptr };
|
|
QOpenGLBuffer m_vbo[2];
|
|
QOpenGLVertexArrayObject m_vao;
|
|
QOpenGLPixelTransferOptions m_transferOptions;
|
|
|
|
public:
|
|
enum class RenderType {
|
|
OpenGL,
|
|
OpenGLES,
|
|
OpenGL3,
|
|
};
|
|
void resizeGL(int w, int h) override;
|
|
void initializeGL() override;
|
|
void paintGL() override;
|
|
void exposeEvent(QExposeEvent *event) override
|
|
{
|
|
onResize(size().width(), size().height());
|
|
}
|
|
|
|
std::vector<std::tuple<uint8_t *, std::atomic_flag *>> getBuffers() override;
|
|
HardwareRenderer(QWidget *parent = nullptr, RenderType rtype = RenderType::OpenGL)
|
|
: QOpenGLWindow(QOpenGLWindow::NoPartialUpdate, parent->windowHandle())
|
|
, QOpenGLFunctions()
|
|
{
|
|
imagebufs[0] = std::unique_ptr<uint8_t>(new uint8_t[2048 * 2048 * 4]);
|
|
imagebufs[1] = std::unique_ptr<uint8_t>(new uint8_t[2048 * 2048 * 4]);
|
|
|
|
buf_usage = std::vector<std::atomic_flag>(2);
|
|
buf_usage[0].clear();
|
|
buf_usage[1].clear();
|
|
|
|
setMinimumSize(QSize(16, 16));
|
|
setFlags(Qt::FramelessWindowHint);
|
|
parentWidget = parent;
|
|
setRenderType(rtype);
|
|
|
|
m_transferOptions.setRowLength(2048);
|
|
|
|
m_context = new QOpenGLContext();
|
|
m_context->setFormat(format());
|
|
m_context->create();
|
|
update();
|
|
}
|
|
~HardwareRenderer()
|
|
{
|
|
m_context->makeCurrent(this);
|
|
if (m_blt)
|
|
m_blt->destroy();
|
|
m_prog->release();
|
|
delete m_prog;
|
|
m_prog = nullptr;
|
|
m_context->doneCurrent();
|
|
delete m_context;
|
|
}
|
|
|
|
void setRenderType(RenderType type);
|
|
|
|
public slots:
|
|
void onBlit(int buf_idx, int x, int y, int w, int h);
|
|
|
|
protected:
|
|
std::array<std::unique_ptr<uint8_t>, 2> imagebufs;
|
|
|
|
void resizeEvent(QResizeEvent *event) override;
|
|
bool event(QEvent *event) override;
|
|
};
|