public BoundingBox3d computeScaling()
{
//-- Scale the scene's view -------------------
if (Squared)
{
_scaling = Squarify();
}
else
{
_scaling = (Coord3d)Coord3d.IDENTITY.Clone();
}
// Compute the bounds for computing cam distance, clipping planes, etc ...
if ((_targetBox == null))
{
_targetBox = new BoundingBox3d(0, 1, 0, 1, 0, 1);
}
BoundingBox3d boundsScaled = new BoundingBox3d();
boundsScaled.Add(_targetBox.scale(_scaling));
if (MAINTAIN_ALL_OBJECTS_IN_VIEW)
{
boundsScaled.Add(Scene.Graph.Bounds.scale(_scaling));
}
return(boundsScaled);
}
public void drawAxisTickNumericLabel(AxeDirection direction, Camera cam, Color color, Halign hAlign, Valign vAlign, BoundingBox3d ticksTxtBounds, String tickLabel,
Coord3d tickPosition)
{
GL.LoadIdentity();
GL.Scale(_scale.x, _scale.y, _scale.z);
BoundingBox3d tickBounds = _txt.drawText(cam, tickLabel, tickPosition, hAlign, vAlign, color);
if (tickBounds != null)
{
ticksTxtBounds.Add(tickBounds);
}
}
public void drawAxisLabel(Camera cam, AxeDirection direction, Color color, BoundingBox3d ticksTxtBounds, double xlab, double ylab, double zlab, String axeLabel)
{
if ((direction == AxeDirection.AxeX && _layout.XAxeLabelDisplayed) ||
(direction == AxeDirection.AxeY && _layout.YAxeLabelDisplayed) ||
(direction == AxeDirection.AxeZ && _layout.ZAxeLabelDisplayed))
{
Coord3d labelPosition = new Coord3d(xlab, ylab, zlab);
BoundingBox3d labelBounds = _txt.drawText(cam, axeLabel, labelPosition, Halign.CENTER, Valign.CENTER, color);
if (labelBounds != null)
{
ticksTxtBounds.Add(labelBounds);
}
}
}
public void Draw(Rendering.View.Camera camera)
{
// Set scaling
GL.LoadIdentity();
GL.Scale(_scale.x, _scale.y, _scale.z);
// Set culling
GL.Enable(EnableCap.CullFace);
GL.FrontFace(FrontFaceDirection.Ccw);
GL.CullFace(CullFaceMode.Front);
// Draw cube in feedback buffer for computing hidden quads
_quadIsHidden = getHiddenQuads(camera);
// Plain part of quad making the surrounding box
if (_layout.FaceDisplayed)
{
Color quadcolor = _layout.QuadColor;
GL.PolygonMode(MaterialFace.Back, PolygonMode.Fill);
GL.Color4(quadcolor.r, quadcolor.g, quadcolor.b, quadcolor.a);
GL.LineWidth(1);
GL.Enable(EnableCap.PolygonOffsetFill);
GL.PolygonOffset(1, 1);
// handle stippling
drawCube(OpenTK.Graphics.RenderingMode.Render);
GL.Disable(EnableCap.PolygonOffsetFill);
}
// Edge part of quads making the surrounding box
Color gridcolor = _layout.GridColor;
GL.PolygonMode(MaterialFace.Back, PolygonMode.Line);
GL.Color4(gridcolor.r, gridcolor.g, gridcolor.b, gridcolor.a);
GL.LineWidth(1);
drawCube(OpenTK.Graphics.RenderingMode.Render);
// Draw grids on non hidden quads
GL.PolygonMode(MaterialFace.Back, PolygonMode.Line);
GL.Color4(gridcolor.r, gridcolor.g, gridcolor.b, gridcolor.a);
GL.LineWidth(1);
GL.LineStipple(1, 0xaaaa);
GL.Enable(EnableCap.LineStipple);
for (int quad = 0; quad <= 5; quad++)
{
if ((!_quadIsHidden[quad]))
{
drawGridOnQuad(quad);
}
}
GL.Disable(EnableCap.LineStipple);
// Draw ticks on the closest axes
_wholeBounds.reset();
_wholeBounds.Add(_boxBounds);
//gl.glPolygonMode(GL2.GL_FRONT_AND_BACK, GL2.GL_LINE);
// Display x axis ticks
if ((_xrange > 0 & _layout.XTickLabelDisplayed))
{
// If we are on top, we make direct axe placement
if ((((_view != null) && _view.ViewMode == nzy3D.Plot3D.Rendering.View.Modes.ViewPositionMode.TOP)))
{
BoundingBox3d bbox = drawTicks(camera, 1, AxeDirection.AxeX, _layout.XTickColor, Halign.LEFT, Valign.TOP);
// setup tick labels for X on the bottom
_wholeBounds.Add(bbox);
}
else
{
// otherwise computed placement
int xselect = findClosestXaxe(camera);
if ((xselect >= 0))
{
BoundingBox3d bbox = drawTicks(camera, xselect, AxeDirection.AxeX, _layout.XTickColor);
_wholeBounds.Add(bbox);
}
else
{
//System.err.println("no x axe selected: " + Arrays.toString(quadIsHidden));
// HACK: handles "on top" view, when all face of cube are drawn, which forbid to select an axe automatically
BoundingBox3d bbox = drawTicks(camera, 2, AxeDirection.AxeX, _layout.XTickColor, Halign.CENTER, Valign.TOP);
_wholeBounds.Add(bbox);
}
}
}
// Display y axis ticks
if ((_yrange > 0 & _layout.YTickLabelDisplayed))
{
if ((((_view != null)) && _view.ViewMode == nzy3D.Plot3D.Rendering.View.Modes.ViewPositionMode.TOP))
{
BoundingBox3d bbox = drawTicks(camera, 2, AxeDirection.AxeY, _layout.YTickColor, Halign.LEFT, Valign.GROUND);
// setup tick labels for Y on the left
_wholeBounds.Add(bbox);
}
else
{
int yselect = findClosestYaxe(camera);
if ((yselect >= 0))
{
BoundingBox3d bbox = drawTicks(camera, yselect, AxeDirection.AxeY, _layout.YTickColor);
_wholeBounds.Add(bbox);
}
else
{
//System.err.println("no y axe selected: " + Arrays.toString(quadIsHidden));
// HACK: handles "on top" view, when all face of cube are drawn, which forbid to select an axe automatically
BoundingBox3d bbox = drawTicks(camera, 1, AxeDirection.AxeY, _layout.YTickColor, Halign.RIGHT, Valign.GROUND);
_wholeBounds.Add(bbox);
}
}
}
// Display z axis ticks
if ((_zrange > 0 & _layout.ZTickLabelDisplayed))
{
if ((((_view != null)) && _view.ViewMode == nzy3D.Plot3D.Rendering.View.Modes.ViewPositionMode.TOP))
{
}
else
{
int zselect = findClosestZaxe(camera);
if ((zselect >= 0))
{
BoundingBox3d bbox = drawTicks(camera, zselect, AxeDirection.AxeZ, _layout.ZTickColor);
_wholeBounds.Add(bbox);
}
}
}
// Unset culling
GL.Disable(EnableCap.CullFace);
}
