cgal/Lab/demo/Lab/Point_container.cpp

125 lines
3.4 KiB
C++

#include <CGAL/Three/Point_container.h>
#include <CGAL/Three/Three.h>
typedef Viewer_interface VI;
using namespace CGAL::Three;
struct Point_d{
Point_d()
:
plane(QVector4D())
{
f_matrix=QMatrix4x4();
}
QVector4D plane;
QMatrix4x4 f_matrix;
bool is_surface;
};
Point_container::Point_container(int program, bool indexed)
:Primitive_container(program, indexed),
d(new Point_d())
{
std::vector<Vbo*> vbos(NbOfVbos, nullptr);
setVbos(vbos);
}
Point_container::~Point_container()
{
delete d;
}
void Point_container::initGL(Viewer_interface *viewer)
{
viewer->makeCurrent();
if(viewer->isSharing())
{
if(!getVao(viewer))
setVao(viewer, new Vao(getVao(Three::mainViewer()),
viewer->getShaderProgram(getProgram())));
}
else
{
if(!getVao(viewer))
setVao(viewer, new Vao(viewer->getShaderProgram(getProgram())));
if(isDataIndexed())
{
if(!getVbo(Vertices))
setVbo(Vertices,
new Vbo("vertex",
Vbo::GEOMETRY));
if(!getVbo(Indices))
setVbo(Indices,
new Vbo("indices",
Vbo::GEOMETRY,
QOpenGLBuffer::IndexBuffer));
getVao(viewer)->addVbo(getVbo(Vertices));
getVao(viewer)->addVbo(getVbo(Indices));
}
else
{
if(!getVbo(Vertices))
setVbo(Vertices,
new Vbo("vertex",
Vbo::GEOMETRY));
if(!getVbo(Colors))
setVbo(Colors,
new Vbo("colors",
Vbo::COLORS));
if(viewer->getShaderProgram(getProgram())->property("hasNormals").toBool())
{
if(!getVbo(Normals))
setVbo(Normals,
new Vbo("normals",
Vbo::NORMALS));
getVao(viewer)->addVbo(getVbo(Normals));
}
getVao(viewer)->addVbo(getVbo(Vertices));
getVao(viewer)->addVbo(getVbo(Colors));
}
}
setGLInit(viewer, true);
}
void Point_container::draw(Viewer_interface *viewer,
bool is_color_uniform)
{
bindUniformValues(viewer);
if(isDataIndexed())
{
getVao(viewer)->bind();
if(is_color_uniform)
getVao(viewer)->program->setAttributeValue("colors", getColor());
if(getVao(viewer)->program->property("hasFMatrix").toBool())
getVao(viewer)->program->setUniformValue("f_matrix", getFrameMatrix());
getVbo(Indices)->bind();
viewer->glDrawElements(GL_POINTS, static_cast<GLuint>(getIdxSize()),
GL_UNSIGNED_INT, nullptr);
getVbo(Indices)->release();
getVao(viewer)->release();
}
else
{
getVao(viewer)->bind();
if(is_color_uniform)
getVao(viewer)->program->setAttributeValue("colors", getColor());
if(getVao(viewer)->program->property("hasFMatrix").toBool())
getVao(viewer)->program->setUniformValue("f_matrix", getFrameMatrix());
viewer->glDrawArrays(GL_POINTS, 0, static_cast<GLsizei>(getFlatDataSize()/getTupleSize()));
getVao(viewer)->release();
}
}
QVector4D Point_container::getPlane() const { return d->plane; }
QMatrix4x4 Point_container::getFrameMatrix() const { return d->f_matrix; }
void Point_container::setFrameMatrix(const QMatrix4x4& m) { d->f_matrix = m; }
void Point_container::setPlane(const QVector4D& p) { d->plane = p; }
void Point_container::setIsSurface (const bool b) { d->is_surface = b; }