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// ************************************************************************************************
//
// BornAgain: simulate and fit reflection and scattering
//
//! @file Img3D/Plot/BodyPlotter.cpp
//! @brief Implements class BodyPlotter.
//!
//! @homepage http://www.bornagainproject.org
//! @license GNU General Public License v3 or higher (see COPYING)
//! @copyright Forschungszentrum Jülich GmbH 2018
//! @authors Scientific Computing Group at MLZ (see CITATION, AUTHORS)
//
// ************************************************************************************************
#include "Img3D/Plot/BodyPlotter.h"
#include "Img3D/Model/Geometry.h"
namespace Img3D {
BodyPlotter::BodyPlotter(Geometry const& geometry)
{
initializeOpenGLFunctions();
const QVector<Geometry::VertexAndNormal>& mesh = geometry.mesh();
m_vertex_count = mesh.count();
QOpenGLVertexArrayObject::Binder dummy(&m_vao);
m_gl_buffer.create();
m_gl_buffer.bind();
m_gl_buffer.allocate(mesh.constData(), m_vertex_count * int(sizeof(Geometry::VertexAndNormal)));
glEnableVertexAttribArray(0); // vertices
glEnableVertexAttribArray(1); // normals
glVertexAttribPointer(0, 3, GL_FLOAT, GL_FALSE, 2 * sizeof(F3), nullptr);
glVertexAttribPointer(1, 3, GL_FLOAT, GL_FALSE, 2 * sizeof(F3),
reinterpret_cast<void*>(sizeof(F3)));
}
void BodyPlotter::draw()
{
QOpenGLVertexArrayObject::Binder dummy(&m_vao);
glDrawArrays(GL_TRIANGLES, 0, m_vertex_count);
}
} // namespace Img3D
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