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Avoid having the visual hints hidden by the mesh when zooming too much.

This commit is contained in:
Maxime Gimeno 2018-08-20 17:12:19 +02:00
parent 5ba1ce6b44
commit 805e4669e4
1 changed files with 4 additions and 0 deletions
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4
GraphicsView/include/CGAL/Qt/qglviewer_impl.h
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@ -3164,7 +3164,9 @@ void CGAL::QGLViewer::drawVisualHints() {
int size = 100;
glViewport(width()*devicePixelRatio()-size, height()*devicePixelRatio()-size, size, size);
glScissor (width()*devicePixelRatio()-size, height()*devicePixelRatio()-size, size, size);
glDisable(GL_DEPTH_TEST);
glDrawArrays(GL_TRIANGLES, 0, static_cast<GLsizei>(axis_size / 9));
glEnable(GL_DEPTH_TEST);
// The viewport and the scissor are restored.
glScissor(scissor[0],scissor[1],scissor[2],scissor[3]);
glViewport(viewport[0],viewport[1],viewport[2],viewport[3]);
@ -3199,9 +3201,11 @@ void CGAL::QGLViewer::drawVisualHints() {
glScissor (GLint((camera()->projectedCoordinatesOf(camera()->pivotPoint()).x-size/2)*devicePixelRatio()),
GLint((height() - camera()->projectedCoordinatesOf(camera()->pivotPoint()).y-size/2)*devicePixelRatio()), size, size);
rendering_program.setUniformValue("color", QColor(::Qt::black));
glDisable(GL_DEPTH_TEST);
glDrawArrays(GL_LINES, 0, static_cast<GLsizei>(4));
rendering_program.setUniformValue("color", QColor(::Qt::white));
glDrawArrays(GL_LINES, 0, static_cast<GLsizei>(4));
glEnable(GL_DEPTH_TEST);
// The viewport and the scissor are restored.
glScissor(scissor[0],scissor[1],scissor[2],scissor[3]);
glViewport(viewport[0],viewport[1],viewport[2],viewport[3]);