C++ (Cpp) compute_normals_and_vertices Beispiele

Beispiel #1

Datei: Scene_textured_polyhedron_item.cpp Projekt: GilesBathgate/cgal

// Points/Wireframe/Flat/Gouraud OpenGL drawing in a display list
void Scene_textured_polyhedron_item::draw(CGAL::Three::Viewer_interface* viewer) const {

    if(!are_buffers_filled)
    {
        compute_normals_and_vertices();
        initialize_buffers(viewer);
    }

    vaos[Facets]->bind();
    viewer->glActiveTexture(GL_TEXTURE0);
    viewer->glBindTexture(GL_TEXTURE_2D, textureId);
    attrib_buffers(viewer, PROGRAM_WITH_TEXTURE);
    program=getShaderProgram(PROGRAM_WITH_TEXTURE);
    program->bind();
    viewer->glDrawArrays(GL_TRIANGLES, 0, static_cast<GLsizei>(nb_facets/4));
    //Clean-up
    program->release();
    vaos[Facets]->release();
}

Beispiel #2

Datei: Scene_textured_polyhedron_item.cpp Projekt: Huanglihan/cgal

void
Scene_textured_polyhedron_item::changed()
{
    compute_normals_and_vertices();
    are_buffers_filled = false;}