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cgal
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Hides the grid when control is not pressed.

This commit is contained in:
Maxime Gimeno 2016-09-20 17:47:04 +02:00
parent fbb2a560b2
commit ac2beec366
2 changed files with 63 additions and 16 deletions
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78
Polyhedron/demo/Polyhedron/Scene_c3t3_item.cpp
View File

@ -28,8 +28,7 @@
#include <CGAL/AABB_C3T3_triangle_primitive.h>
#include <CGAL/Polygon_mesh_processing/orient_polygon_soup.h>
#include <CGAL/Polygon_mesh_processing/polygon_soup_to_polygon_mesh.h>
#include <QKeyEvent>
typedef CGAL::AABB_C3T3_triangle_primitive<Kernel,C3t3> Primitive;
typedef CGAL::AABB_traits<Kernel, Primitive> Traits;
typedef CGAL::AABB_tree<Traits> Tree;
@ -262,6 +261,10 @@ struct Scene_c3t3_item_priv {
show_tetrahedra = false;
is_aabb_tree_built = false;
are_intersection_buffers_filled = false;
is_grid_shown = false;
QGLViewer* viewer = *QGLViewer::QGLViewerPool().begin();
viewer->installEventFilter(item);
}
void computeIntersection(const Primitive& facet);
void fill_aabb_tree() {
@ -338,6 +341,7 @@ struct Scene_c3t3_item_priv {
};
Scene_c3t3_item* item;
C3t3 c3t3;
bool is_grid_shown;
qglviewer::ManipulatedFrame* frame;
bool need_changed;
mutable bool are_intersection_buffers_filled;
@ -762,7 +766,21 @@ void Scene_c3t3_item::draw(CGAL::Three::Viewer_interface* viewer) const {
ncthis->d->computeElements();
ncthis->d->initializeBuffers(viewer);
}
if(d->is_grid_shown)
{
vaos[Scene_c3t3_item_priv::Grid]->bind();
d->program = getShaderProgram(PROGRAM_WITHOUT_LIGHT);
attribBuffers(viewer, PROGRAM_WITHOUT_LIGHT);
d->program->bind();
d->program->setAttributeValue("colors", QColor(Qt::black));
QMatrix4x4 f_mat;
for (int i = 0; i<16; i++)
f_mat.data()[i] = d->frame->matrix()[i];
d->program->setUniformValue("f_matrix", f_mat);
viewer->glDrawArrays(GL_LINES, 0, static_cast<GLsizei>(d->positions_grid.size() / 3));
d->program->release();
vaos[Scene_c3t3_item_priv::Grid]->release();
}
vaos[Scene_c3t3_item_priv::Facets]->bind();
d->program = getShaderProgram(PROGRAM_C3T3);
attribBuffers(viewer, PROGRAM_C3T3);
@ -823,8 +841,9 @@ void Scene_c3t3_item::drawEdges(CGAL::Three::Viewer_interface* viewer) const {
ncthis->d->initializeBuffers(viewer);
}
if(renderingMode() == Wireframe)
if(renderingMode() == Wireframe && d->is_grid_shown)
{
vaos[Scene_c3t3_item_priv::Grid]->bind();
d->program = getShaderProgram(PROGRAM_NO_SELECTION);
@ -899,18 +918,21 @@ void Scene_c3t3_item::drawPoints(CGAL::Three::Viewer_interface * viewer) const
vaos[Scene_c3t3_item_priv::Edges]->release();
d->program->release();
vaos[Scene_c3t3_item_priv::Grid]->bind();
d->program = getShaderProgram(PROGRAM_NO_SELECTION);
attribBuffers(viewer, PROGRAM_NO_SELECTION);
d->program->bind();
d->program->setAttributeValue("colors", this->color());
QMatrix4x4 f_mat;
for (int i = 0; i<16; i++)
f_mat.data()[i] = d->frame->matrix()[i];
d->program->setUniformValue("f_matrix", f_mat);
viewer->glDrawArrays(GL_LINES, 0, static_cast<GLsizei>(d->positions_grid.size() / 3));
d->program->release();
vaos[Scene_c3t3_item_priv::Grid]->release();
if(d->is_grid_shown)
{
vaos[Scene_c3t3_item_priv::Grid]->bind();
d->program = getShaderProgram(PROGRAM_NO_SELECTION);
attribBuffers(viewer, PROGRAM_NO_SELECTION);
d->program->bind();
d->program->setAttributeValue("colors", this->color());
QMatrix4x4 f_mat;
for (int i = 0; i<16; i++)
f_mat.data()[i] = d->frame->matrix()[i];
d->program->setUniformValue("f_matrix", f_mat);
viewer->glDrawArrays(GL_LINES, 0, static_cast<GLsizei>(d->positions_grid.size() / 3));
d->program->release();
vaos[Scene_c3t3_item_priv::Grid]->release();
}
if(d->spheres_are_shown)
{
d->spheres->setPlane(this->plane());
@ -1542,4 +1564,28 @@ void Scene_c3t3_item::setPosition(float x, float y, float z) {
void Scene_c3t3_item::setNormal(float x, float y, float z) {
d->frame->setOrientation(x, y, z, 0.f);
}
bool Scene_c3t3_item::eventFilter(QObject* /*target*/, QEvent* event)
{
if(event->type() == QEvent::KeyPress)
{
QKeyEvent *e = static_cast<QKeyEvent*>(event);
if(e->key() == Qt::Key_Control)
{
d->is_grid_shown = true;
itemChanged();
}
}
else if(event->type() == QEvent::KeyRelease)
{
QKeyEvent *e = static_cast<QKeyEvent*>(event);
if(e->key() == Qt::Key_Control)
{
d->is_grid_shown = false;
itemChanged();
}
}
return false;
}
#include "Scene_c3t3_item.moc"

1
Polyhedron/demo/Polyhedron/Scene_c3t3_item.h
View File

@ -136,6 +136,7 @@ public:
protected:
friend struct Scene_c3t3_item_priv;
Scene_c3t3_item_priv* d;
bool eventFilter(QObject *, QEvent *);
};