IfcOpenShell/src/qtviewer/IfcViewerWidget.cpp

#include "IfcViewerWidget.h"

IfcViewerWidget::IfcViewerWidget(QWidget *parent)
    : QOpenGLWidget(parent)
{}

void IfcViewerWidget::initializeGL()
{
    // Set up the rendering context, load shaders and other resources, etc.:
    QOpenGLFunctions *f = QOpenGLContext::currentContext()->functions();
    f->glClearColor(1.0f, 1.0f, 1.0f, 1.0f);
}

void IfcViewerWidget::resizeGL(int w, int h)
{
    // Update projection matrix and other size related settings:
    m_projection.setToIdentity();
    m_projection.perspective(45.0f, w / float(h), 0.01f, 100.0f);
}

void IfcViewerWidget::paintGL()
{
    // Render geometries from the parsed IFC file
    // Draw the scene:
    QOpenGLFunctions *f = QOpenGLContext::currentContext()->functions();
    f->glClear(GL_COLOR_BUFFER_BIT); 
}