ElementRenderer改用独立Context
parent
7d4a191f02
commit
f4f1547d21
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@ -46,7 +46,7 @@ PixelPath GroupElement::getPaintObject() const
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PixelPath SimpleElement::getPaintObject(std::vector<Renderer::ElementStyleStrokeDemo> styles) const {
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PixelPath SimpleElement::getPaintObject(std::vector<Renderer::ElementStyleStrokeDemo> styles) const {
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PixelPath result;
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PixelPath result;
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Renderer::ElementStyleStrokeDemo demo(2);
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Renderer::ElementStyleStrokeDemo demo(2);
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auto [img, mov] = renderer->drawElement(painterPath, demo, 1.0, false);
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auto [img, mov] = renderer->drawElement(painterPath, demo, 1.0);
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//qDebug() << img << " ------";
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//qDebug() << img << " ------";
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result.addImage(img, mov);
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result.addImage(img, mov);
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//result.addPath(painterPath);
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//result.addPath(painterPath);
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@ -2,6 +2,7 @@
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#include "Renderer/RendererGLWidget.h"
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#include "Renderer/RendererGLWidget.h"
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#include "qslider.h"
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#include "qslider.h"
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#include <QPushButton>
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#include <QPushButton>
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#include <QScreen>
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#include "NavigationBarWidget.h"
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#include "NavigationBarWidget.h"
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#include <FramelessHelper/Core/utils.h>
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#include <FramelessHelper/Core/utils.h>
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#include <FramelessHelper/Widgets/standardtitlebar.h>
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#include <FramelessHelper/Widgets/standardtitlebar.h>
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@ -50,15 +51,15 @@ MainWindow::MainWindow(QWidget* parent, const Qt::WindowFlags flags)
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helper->setSystemButton(m_titleBar->maximizeButton(), Global::SystemButtonType::Maximize);
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helper->setSystemButton(m_titleBar->maximizeButton(), Global::SystemButtonType::Maximize);
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helper->setSystemButton(m_titleBar->closeButton(), Global::SystemButtonType::Close);
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helper->setSystemButton(m_titleBar->closeButton(), Global::SystemButtonType::Close);
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/*connect(helper, &FramelessWidgetsHelper::ready, this, [this, helper]() {
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//connect(helper, &FramelessWidgetsHelper::ready, this, [this, helper]() {
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helper->moveWindowToDesktopCenter();
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// helper->moveWindowToDesktopCenter();
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});*/
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// });
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setWindowIcon(QIcon(":/images/icon.png"));
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setWindowIcon(QIcon(":/images/icon.png"));
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setWindowTitle("ArchitectureColoredPainting");
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setWindowTitle("ArchitectureColoredPainting");
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resize(m_central_widget->size());
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resize(m_central_widget->size());
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//move(QGuiApplication::primaryScreen()->availableGeometry().center() - rect().center());
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move(QGuiApplication::primaryScreen()->availableGeometry().center() - rect().center());
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}
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}
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@ -17,17 +17,6 @@ Renderer::ElementRenderer::ElementRenderer(QOpenGLWidget* glWidget)
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{
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{
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}
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}
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void Renderer::ElementRenderer::initialize()
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{
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initializeOpenGLFunctions();
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shader = std::make_unique<QOpenGLShaderProgram>();
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if (!shader->addShaderFromSourceFile(QOpenGLShader::Compute, ":/Shaders/element.comp"))
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qDebug() << "ERROR: " << shader->log();
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if (!shader->link())
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qDebug() << "ERROR: " << shader->log();
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}
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std::vector<glm::vec2> generatePathBuffer(const QPainterPath& path)
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std::vector<glm::vec2> generatePathBuffer(const QPainterPath& path)
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{
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{
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std::vector<glm::vec2> pathBuffer;
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std::vector<glm::vec2> pathBuffer;
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@ -130,18 +119,44 @@ QRectF calcBoundingRect(const QPainterPath& path, const std::vector<BaseStyle>&
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return QRectF(QPointF(leftTop.x, leftTop.y), QPointF(rightBottom.x, rightBottom.y));
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return QRectF(QPointF(leftTop.x, leftTop.y), QPointF(rightBottom.x, rightBottom.y));
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}
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}
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std::pair<QImage, QPointF> Renderer::ElementRenderer::drawElement(const QPainterPath& path, const ElementStyle& style, float pixelRatio, bool releaseContext)
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void Renderer::ElementRenderer::initialize()
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{
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{
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auto baseStyles = style.toBaseStyles();
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auto mainContext = QOpenGLContext::currentContext();
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QRectF bound = calcBoundingRect(path, baseStyles);
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auto mainSurface = mainContext->surface();
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surface.setFormat(mainContext->format());
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surface.create();
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mainContext->doneCurrent();
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thread = std::jthread([&] {
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QOpenGLContext context;
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context.setFormat(mainContext->format());
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context.setShareContext(mainContext);
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context.create();
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context.makeCurrent(&surface);
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initializeOpenGLFunctions();
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shader = std::make_unique<QOpenGLShaderProgram>();
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if (!shader->addShaderFromSourceFile(QOpenGLShader::Compute, ":/Shaders/element.comp"))
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qDebug() << "ERROR: " << shader->log();
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if (!shader->link())
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qDebug() << "ERROR: " << shader->log();
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initialized = true;
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while (true)
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{
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std::unique_lock<std::mutex> lock(drawMutex);
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draw.wait(lock, [&] {return needDraw; });
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{
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needDraw = false;
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auto baseStyles = style->toBaseStyles();
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QRectF bound = calcBoundingRect(*path, baseStyles);
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QPointF leftTop = bound.topLeft();
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QPointF leftTop = bound.topLeft();
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QSize size(ceil(bound.width() * pixelRatio), ceil(bound.height() * pixelRatio));
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QSize size(ceil(bound.width() * pixelRatio), ceil(bound.height() * pixelRatio));
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auto pathBuffer = generatePathBuffer(path);
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auto pathBuffer = generatePathBuffer(*path);
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auto styleBuffer = generateStyleBuffer(baseStyles);
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auto styleBuffer = generateStyleBuffer(baseStyles);
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if (releaseContext) glWidget->makeCurrent();
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GLuint ssbo[2];
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GLuint ssbo[2];
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glCreateBuffers(2, ssbo);
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glCreateBuffers(2, ssbo);
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glNamedBufferData(ssbo[0], pathBuffer.size() * sizeof(glm::vec2), pathBuffer.data(), GL_STATIC_READ);
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glNamedBufferData(ssbo[0], pathBuffer.size() * sizeof(glm::vec2), pathBuffer.data(), GL_STATIC_READ);
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@ -166,6 +181,30 @@ std::pair<QImage, QPointF> Renderer::ElementRenderer::drawElement(const QPainter
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auto image = fbo.toImage(false);
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auto image = fbo.toImage(false);
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glDeleteBuffers(2, ssbo);
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glDeleteBuffers(2, ssbo);
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if (releaseContext) glWidget->doneCurrent();
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result = { image, leftTop };
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return { image, leftTop };
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drawFinished = true;
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}
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draw.notify_all();
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}
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});
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while (!initialized)
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std::this_thread::yield();
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mainContext->makeCurrent(mainSurface);
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}
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std::pair<QImage, QPointF> Renderer::ElementRenderer::drawElement(const QPainterPath& path, const ElementStyle& style, float pixelRatio)
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{
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std::unique_lock<std::mutex> lock(drawMutex);
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draw.wait(lock, [&] {return drawFinished; });
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drawFinished = false;
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this->path = &path;
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this->style = &style;
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this->pixelRatio = pixelRatio;
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needDraw = true;
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draw.notify_all();
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draw.wait(lock, [&] {return drawFinished; });
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return result;
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}
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}
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@ -3,6 +3,7 @@
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#include <QOpenGLFunctions_4_5_Core>
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#include <QOpenGLFunctions_4_5_Core>
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#include <QOPenGLShaderProgram>
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#include <QOPenGLShaderProgram>
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#include "../Painting/ElementStyle.h"
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#include "../Painting/ElementStyle.h"
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#include <QOffscreenSurface>
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namespace Renderer
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namespace Renderer
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{
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{
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@ -21,14 +22,26 @@ namespace Renderer
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* @param path 图元几何数据
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* @param path 图元几何数据
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* @param style 图元样式
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* @param style 图元样式
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* @param pixelRatio path中的单位坐标对应的像素大小
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* @param pixelRatio path中的单位坐标对应的像素大小
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* @param releaseContext 若在initializeGL, resizeGL或paintGL中调用须传入false
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* @return QImage 绘制得到的位图
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* @return QImage 绘制得到的位图
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* @return QPointF 位图原点(左上角)在QPainterPath坐标系下的坐标
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* @return QPointF 位图原点(左上角)在QPainterPath坐标系下的坐标
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*/
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*/
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std::pair<QImage, QPointF> drawElement(const QPainterPath& path, const ElementStyle& style, float pixelRatio, bool releaseContext = true);
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std::pair<QImage, QPointF> drawElement(const QPainterPath& path, const ElementStyle& style, float pixelRatio);
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protected:
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protected:
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QOpenGLWidget* glWidget;
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QOpenGLWidget* glWidget;
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std::unique_ptr<QOpenGLShaderProgram> shader;
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std::unique_ptr<QOpenGLShaderProgram> shader;
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std::jthread thread;
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QOffscreenSurface surface;
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QOpenGLContext context;
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std::atomic<bool> initialized = false;
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bool drawFinished = true;
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bool needDraw = false;
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std::condition_variable draw;
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std::mutex drawMutex;
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const QPainterPath* path;
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const ElementStyle* style;
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float pixelRatio;
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std::pair<QImage, QPointF> result;
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};
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};
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}
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}
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@ -52,7 +52,7 @@ int main(int argc, char* argv[])
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//FramelessHelper::Core::setApplicationOSThemeAware();
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//FramelessHelper::Core::setApplicationOSThemeAware();
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FramelessConfig::instance()->set(Global::Option::ForceNonNativeBackgroundBlur);
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FramelessConfig::instance()->set(Global::Option::ForceNonNativeBackgroundBlur);
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//FramelessConfig::instance()->set(Global::Option::EnableBlurBehindWindow);
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//FramelessConfig::instance()->set(Global::Option::EnableBlurBehindWindow);
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FramelessConfig::instance()->set(Global::Option::CenterWindowBeforeShow);
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//FramelessConfig::instance()->set(Global::Option::CenterWindowBeforeShow);
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MainWindow w;
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MainWindow w;
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w.show();
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w.show();
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return a.exec();
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return a.exec();
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