3d Contour Plot Online

This should only be used when output features would contain a very large number of vertices (many millions). ImplicitPlot3D allows the user to plot surfaces implicitly defined by an equation in three variables. Start ArcCatalog. My goals with the package are: Powerful. When you plot a drawing, the full detail of all objects will be included, even if level of detail mode. Visualizing multivariable functions (articles). What is the easiest way to draw 3D plot? M=F(x,y,z) I have an Excel sheet full of data with 4 different parameters and 3 variables I want to draw 3D plot for these parameters. Its function is z = f(x,y) = x2 - y3. These graphs are ideal if you want to see how temperature and humidity affect the drying time of paint, or how horsepower and tire pressure affect a vehicle's fuel efficiency, for. Gnuplot is a portable command-line driven graphing utility for Linux, OS/2, MS Windows, OSX, VMS, and many other platforms. Generating a 3D contour plot The plot3D package allows us to construct 3D contours and also slice them. Various ways to create 3D Charts in Tableau including 3D scatter plots, contours and mesh surfaces. Simplicity has, of course, its price - the rendering process. 2D Basic Plots. Author(s) David Lane. These contours are sometimes called the z-slices or the iso-response values. origin of Z-axis ; fine mesh ; view point ; contours ; contours on the 2D plot ; 3D grid graph ; colored 3D figure ; colors for contours ; pseudo 3D bar ; change 3D colors. Contour plot overlayed with a surface plot I have looked at several examples for plotting surfaces and contours in matplotlib - however, the Z values seems to be a function of X and Y i. Create 3D maps and contour plots. CAD-Earth allow you to import/export images, objects and terrain meshes between Google Earth and AutoCAD and create dynamic contour lines, profile meshes, video animations, and more. The contour plot is an alternative to a 3-D surface plot. Contours are a familiar surface representation for many people, and they have many uses in a scene. In this recipe, we will learn to plot a contour map in 3D using the plot3D package in R. Second, students will take an online career questionnaire to identify careers that match their interests. Based on the different formatting and chart types we can modify the chart. 0, Shiny has built-in support for interacting with static plots generated by R’s base graphics functions, and those generated by ggplot2. TestNull; IM1. Call the nexttile function to create the axes objects ax1 and ax2. The diagram below shows a variety of different box plot shapes and positions. The example below shows some random data with a transluscent kriging surface fit. Contour plot overlayed with a surface plot I have looked at several examples for plotting surfaces and contours in matplotlib - however, the Z values seems to be a function of X and Y i. com, a free online graphing calculator Graph functions, plot data, evaluate equations, explore transformations, and much more - for. Change Fill Colors for Contour Plot. Highlight Specific Contour Levels. We use exactly the same technique as used for generating contours in two-dimensional data. Grapher Plot Types. From quick 2D analysis to complex 3D modeling, we offer the most extensive suite of tools for the analysis of soil and rock slopes. svg - Wikipedia, the free encyclopedia As a courtesy (but not a requirement), please e-mail me or leave a note on my talk page if you use this image outside of Wikipedia. I am looking for a chart control to produce 3D surface (wire-mesn) and contour plots. Here, 10 would be used for the base contour, and 15 would be the contour interval. A contour plot is a graphical technique for representing a 3-dimensional surface by plotting constant z slices, called contours, on a 2-dimensional format. Basically, draw or interpolate between the lines. We invite you to explore our new website as you discover all that's possible with Northern Contours. The surface plot then connects these points forming a three-dimensional surface view of the data. This vinyl cutting machine is compatible with many kinds of plotting software, such as FlexiSign, SignCut, WinPCSIGN, Artcut, etc. For smoother color transitions, use a colormap with linear intensity variation such as pink. Contour Plot. How To: Create contours from XY data using 3D Analyst Summary. This function creates a shaded contour plot, similar to that created by the contourf function. Grapher provides over 70 different 2D and 3D graphing options to best display your data. Browse SAE Port Contour Cutters in the Form Relief Tool Co. pdf - Free download as PDF File (. Hello everybody, welcome to a video tutorial which explains how easily you can create a Contour Map online using www. The idea of 3D scatter plots is that you can compare 3 characteristics of a data set instead of two. The diagram below shows a variety of different box plot shapes and positions. I want to make a filled contour plot of this variable on the 3d surface that would so be formed by joining all the data points. The data consists of z values on a (x,y) grid, similar to the 3D surface plot. I am plotting a slice of data as a 2-dimensional contour using contourf(). Create a 2-D contour plot with filled intervals. Plot x, x^2, x^3, x^4 , x,-1, 1 , PlotStyle Æ Red, Dashed, Orange, Thick, Dashed, Purple -1. plotter – Contour 3D Plot of four data sets I have four different functions that can generate four different data sets. Note: Zoom using right (Firefox, Konqueror) or center (Opera, Safari) mouse button Mark point using left mouse button toggles first plot on/off # toggles grid on/off. The contour plot of fractal dimension on a grid of years versus radio frequency suggests high correlation with solar activity. Contour plots are useful for investigating desirable response values and operating conditions. Using Slice Plots to Show Results on Cross-Sectional Surfaces. The right graphic is a cyclically colored contour plot of the argument. Transitions to 3D plots from heatmaps and contour plots are possible from the Plotly web app, as shown below. Sometimes I have to write stuff so I won’t forget how to do it. Plotly is a platform for data analysis, graphing, and collaboration. contour3(Z) creates a 3-D contour plot containing the isolines of matrix Z, where Z contains height values on the x-y plane. Nothing is uploaded, everything happens in your browser. Y ~ f(X,Y). They are most commonly used on topographic maps to indicate areas of equal elevation. txt) or read online for free. This article describes a simple method of rendering 3D surfaces on a 2D plane. Surfer Contouring Software quickly and easily converts your data into outstanding contour maps and surface plots. A contour plot provides a two-dimensional view in which all points that have the same response are connected to produce contour lines of constant responses. By default this expression is x^2 - y^2. This allows viewers to distinguish the steepness of slopes. in geography and meteorology. This function mainly takes in three variables, x , y and z where x and y are vectors defining the location along x- and y-axis. Embed your 3D maps on your website. TestNull; IM1. I plot the contour plot using the following R cod Stack Exchange Network Stack Exchange network consists of 175 Q&A communities including Stack Overflow , the largest, most trusted online community for developers to learn, share their knowledge, and build their careers. I currently accept a function mapping (x,y) to a z-value, and z-matrices (similar to Gadfly's interface). Gain additional perspective by studying polar plots, parametric plots, contour plots, region plots and many other types of visualizations of the. New to Plotly? Plotly's R library is free and open source! Get started by downloading the client and reading the primer. ) are not the graphs of functions of two variables. Surface Plot (with Shading) The surfl function creates a surface plot with colormap-based lighting. This demo allows you to enter a mathematical expression in terms of x and y. Here, 10 would be used for the base contour, and 15 would be the contour interval. Contour Chart is used to show the 3D surface area in the 2D top view using a different band of color. Is it possible to do that in Tecplot? If its not what is the other option for that. If Gnuplot 4. The example below shows some random data with a transluscent kriging surface fit. They control the drawing of level curves on a 3D plot. 2 days ago · Question: Use Desmos 3d Calc Plotter (its A Free Website) To Graph The Function Z = X^3 - 2xy - Y^3. ScriptSpot is a diverse online community of artists and developers who come together to find and share scripts that empower their creativity with 3ds Max. Plotting and graphing are methods of visualizing the behavior of mathematical functions. 3D Surface Plots with Chart Studio. A video game villain wants to be a hero and sets out to fulfill his dream, but his quest brings havoc to the whole arcade where he lives. When x matrix, y matrix, and z matrix are the same size, the Contour plot graphs values that correspond to each element at the same location in all the matrices. This article describes a simple method of rendering 3D surfaces on a 2D plane. Note that, when we asked Matplotlib to plot 10 contours, the response was, surprisingly, 9 contour. I was working with a contour graph (2D view from overhead of a 3D surface plot) and found that if I selected Vertical (Value) Axis from the drop down on either the Layout or Format tabs (under Chart Tools), I could adjust the ranges just fine. All versions are covered including the Civil and Survey modules. The optional arguments are the same as for the function plot3d (except zlev) and their meanings are the same. You can set up Plotly to work in online or offline mode. Contour Map Software 3DField and 3DSurface. So what these are used for is plotting data in three dimensions to find optimum combinations of values. The first example we see below is the graph of z = sin(x) + sin(y). surfit is a computer program which enables to calculate regular grid from various data (scattered points, 2D and 3D contours, surfaces, etc) in different ways (interpolation, approximation, inequalities, etc). in geography and meteorology. The software component SWLib and others are available. For 2D plotting there are basic line plots, series based plots such as stacked/clustered bars, statistical plots such as histograms and box plots, and contour plots. This is a guide to Contour Plots in Excel. Plot3D initially evaluates each function at a grid of equally spaced sample points specified by PlotPoints. 2 Contour plots The following code exemplifies dierent types of contour plots. Create 3D maps and contour plots. What is the easiest way to draw 3D plot? M=F(x,y,z) I have an Excel sheet full of data with 4 different parameters and 3 variables I want to draw 3D plot for these parameters. Mathcad Prime – Plots: 2D, 3D, Contour & Statistics. The values to be contoured would be 10, 25, 40, 55, and so on. The line kinds of the contours are the next to that used to the surface. 2D Basic plots are plots that display data as lines, points, and bubbles on two axes. graph_objects as go fig = go. XYZ into 3D Surface Graph (MESH data) with Excel. The next four plots appear in Figure 2. Various Julia plotting examples using PyPlot. 61 of the Femap API Reference). Format Axes:. For example, you can compare sets of data, track changes in data over time, or show data distribution. WELCOME TO NORTHERN CONTOURS. 3 Easy Steps to 3D-Plot 1. Like two-dimensional ax. Complex visualizations become easy. Here, 10 would be used for the base contour, and 15 would be the contour interval. This page will help you to do that. it's the only place where you can download over 200 top games for free, including Hidden Object games, Time Management games, Match Three games, Sports games, Puzzle games, Arcade games, Card games, Board games, Flash games, Fashion games, Food games, Online games,. This will create a heatmap chart using the data. It seems that I can't understand how to read this plot, I have tried looking it up in Wikipedia, but I don't even understand the first example (the figure on the right). A contour plot depicts the density of data points using a set of discrete levels. When x matrix, y matrix, and z matrix are the same size, the Contour plot graphs values that correspond to each element at the same location in all the matrices. Gain additional perspective by studying polar plots, parametric plots, contour plots, region plots and many other types of visualizations of the. contour draws level curves of a surface z=f(x,y). contours):. They control the drawing of level curves on a 3D plot. Summary In summary, the contour plot curves are generated by making use of the (rearranged) previously derived prediction equation. Contour lines serve as starting points for shorter strokes, which travel downhill perpendicular to the contour, stopping at the next contour line. Surfer 12 quickly and easily converts your data into outstanding contour maps and surface plots. The plot is a companion plot to the contour plot. Results of a 3D numerical model show that the leading tip of slabs deform toward a rounded head skirted by lateral tentacles that emerge from the sides of the jellyfish head. To be a valid surface, the data must contain only a single row for each unique combination of the variables mapped to the x and y aesthetics. Author(s) David Lane. Plotting 3D graphs. How do you change the grid and plot area color of 3D surfaces plot in 2010? If this answer solves your problem, please check Mark as Answered. Contour Plots are especially useful for situations where a maximum or minimum response is expected within or close to the data range. Installation and example usage is as follows:. I am plotting a 3D graph using CWgraph 3D could get a contour plot for particular level/ intensity of Z axis. Home Calculators Mobile Apps Math Courses Math Games. Sage can also make contour plots, which are 2-D representations of 3-D surfaces. So if x = 2, and y = 2, z will equal 4 - 4 = 0. Hello, I want to create a 3D surface contour plot of a variable. Almost everything in Plots is done by specifying plot attributes. Fully Auto Contour Plotter 730cm wiht Master Cut Software. contour3D adds a contour in a 3-D plot. This has been a guide to Contour Plots in Excel. Use plots to visualize data. OpenFringe Interferogram mirror analysis. It gives us the tools to break free from the constraints of one-dimension, using functions to describe space, and space to describe functions. How to create contours with AutoCAD Civil 3D Published by Long ago, this was done with Softdesk, it was another story, but in this case we will see how to do it using AutoDesk Civil 3D in six steps. Create a 3D plot by using scatterplot3D library. Please Provide Screenshot/pdf Of The Graph And Contour Plot. -If colors is set to 'black' and no linestyles are set, then negative contours will be drawn with dashes lines while positive contours will be solid. Select 'Z Matrix' as the data shape, click on 'Select all columns', and then on the 'Make Heatmap' button to create the plot. This is for use in an VC++ 2005 MFC application, which is a scientific data acquisition and analysis application. Simplicity has, of course, its price - the rendering process. 3D plot types include surface plots based on regular or irregular data, scatter plots, 3D lines, bars, and object plots, which allow primitive objects to be laid out in 3D. If you know of a really cool 3D function that you would like to send to me, I could add it here and put it up as the. Where lines are close together, the elevation is changing quickly and therefore the slope is higher. A contour line or isoline of a function of two variables is a curve along which the function has a constant value. WebPlotDigitizer - Web based tool to extract numerical data from plots, images and maps. A virtual matrix with unevenly spaced coordinates. You can use contour plots, 3D scatterplots, and 3D surface plots in Minitab to view three variables in a single plot. 3DFieldPro allows create the contours (isolines) on surface and isosurfaces in volume from regular data set or scattered points. Gnuplot instantly. contour plots, ax. In the current recipe, I have explained the implementation of 3D contours in R. Each color traces out a constant elevation on the surface. CONTOUR-Plot provides interactive buttons for rotating the viewing perspective, zooming, printing, and selecting other display options. A contour plot is like a topo map or a relief map where the curves represent lines of constant height. In this section, we will discuss on the persp() function which can be used to create 3D surfaces in perspective view. You can display contour features in a 3D scene by setting the base height of the contours from their value in the feature table. The data can be available from R:. Everything looks fine except on the top layers where some area. To set the x – axis values, we use np. Scientific cameras at 1Kx1K are quite common in instrumentation now. graph_objects as go fig = go. 3D printing enables you to produce complex shapes using less material than traditional manufacturing methods. Both of these are obtainable inside Excel, for free with calculations and formulas or by purchase of third party applications for less headache. The function to plot 3d surfaces is available as for the 3d scatter plot demonstrated above - it can be imported as follows: import matplotlib. ContourPlot3D initially evaluates at a 3D grid of equally spaced sample points specified by PlotPoints. You can vary the x-and y-lower and upper limits using the sliders below the graph. ONLINE CONTOUR PLOT. You can do surface and contour plots directly, so long as your data is in a 2d matrix of heights. 3D plots over the complex plane. 3D plot types include surface plots based on regular or irregular data, scatter plots, 3D lines, bars, and object plots, which allow primitive objects to be laid out in 3D. ContourPlot in mahtematica plots in Cartesian coordinates only. MATLAB guide to plot a Half Body – Potential Flow After studying in the previous tutorial some of MATLAB capabilities to create 2D and 3D plots we can proceed to apply some of these tools to create plots of particular body shapes formed by combining basic potential flows. The contour plot is an alternative to a 3-D surface plot. Try hovering over the point (2,2) above. Once sent to any plotter or PDF writer the contours do not plot but the contour labels do (Contours also do show up in plot preview). mode=2: the level curves are drawn on a 2D plot. Real contour plots are created in Excel. Use plots to visualize data. When plot3d evaluates its arguments, any errors generated during the evaluation are suppressed. Solve equations numerically, graphically, or symbolically. Transitions to 3D plots from heatmaps and contour plots are possible from the Plotly web app, as. Files are available under licenses specified on their description page. The color set is the default of pgfplots, it can be adopted to your needs using something like colormap={examplemap}{rgb=(0. I am trying to get rid of 3D lighting effects in contour plot, so your tip is very valuable. Y ~ f(X,Y). To set the plot title, type the title text within the textbox provided under the 'Title' property. My goals with the package are: Powerful. 3DFieldPro is a contouring plotting and 4D-3D data program. This page will help you to do that. Digital Elevation Model is a 3D representation of a terrain. It features multiple scaling types, including linear, logarithmic, and probability scales, as well as several special purpose XY graphs and contour plots of 3D data. That is, given a value for z, lines are drawn for connecting the (x,y) coordinates where that z value occurs. The level curves are taken from the contour matrix c computed by contourc for the same arguments; see the latter for their interpretation. For three-dimensional data instead of generating contours or isolines we generate isosurfaces. This serves as a way to limit the range of the data shown, similar to what a zlim argument might have been used for. Plot level curves (contour lines) of the matrix z and fill the region between lines with colors from the current colormap. Display the images of topographic, or contour, maps. , ellipsoids, hyperboloids, etc. It's free to sign up and bid on jobs. 3D surface plot of regular data (41*29 points here) 3D surface plot of irregular data (5 points here) Creating vertex, grid and surface models in Cartesian, cylindrical and spherical coordinate systems on Visual Data. Ellipse function, but this is not ideal because if we do not choose to set our aspect ratio to 'equal', the ellipse is "frozen" into the image and does not scale with the x and y axes, which is problematic (try it yourself). Surface Plot (with Shading) The surfl function creates a surface plot with colormap-based lighting. Contour definition is - an outline especially of a curving or irregular figure : shape; also : the line representing this outline. This is the 3D shape (a sphere) used to display the data points in the scatter plot. interpolated lines of isovalues of z. aes = TRUE (the default), it is combined with the default mapping at the top level of the plot. a temperature) on a non-rectangular domain (or even better: I would simply like to be able to draw a contour. Immediately below are a few examples of 3D plots. To set the x – axis values, we use np. Create a 3D plot by using scatterplot3D library. Explains how to create a three-dimensional surface plot in Excel 2010. New to Plotly? Plotly's R library is free and open source! Get started by downloading the client and reading the primer. Interpret a contour plot; Contour plots portray data for three variables in two dimensions. Quickly make engineering decisions and communicate your results with integrated XY, 2D, and 3D plotting. A contour plot requires three-dimensional data for construction. Output of above program looks like this: Here, we use NumPy which is a general-purpose array-processing package in python. The head is linked to the body of the subducting slab by a thin tail. Or You can also rotate your chart using rgl library by plot3d() command. In this mode, you are looking at the 3D graph from above and the colored lines represent equal heights (it's just like a contour map in geography). A contour line or isoline of a function of two variables is a curve along which the function has a constant value. 01 Real Contour plots are created in Excel. The data may be provided either in 3 separate columns for the X, Y, and Z variables or in a 2-D table. In the future I'll expand the allowed inputs to arbitrary points in 3D space, so I'll leave this open until I have more native support for estimating surfaces and contours and. It can plot many types of 2d plots, including pixmaps and contours, and 3d surfaces. We generated 2D and 3D plots using Matplotlib and represented the results of technical computation in graphical manner. 3d surface plots with RStudio and Plotly Published March 24, 2015 January 4, 2016 by chelsea in R Recently you may have seen how to build a 3d surface plot with Plotly and IPython notebook. After some processing the Ramachandran plot will be visible and you can hover over and click on the points in the plot just as you can with atoms in a Jmol scene window. Free online 3D grapher from GeoGebra: graph 3D functions, plot surfaces, construct solids and much more!. Contour plotting (2D) - Sage - Streamlines So, I am getting more familiar with other scientific software to use for my research. Things to Remember About Contour Plots in Excel. OpenFringe Interferogram mirror analysis. This adjusts the sizes of each plot, so that axis labels are displayed correctly. Some time ago I introduced already a waterfall plot, which I named a pseudo-3D-plot. The blue lines are lowest and the red ones are highest. Here, 10 would be used for the base contour, and 15 would be the contour interval. This plot shows the depth of water in a lake, and was originally created as a contour plot. For creating a Contour Map you have to prepare the point data in. Stop reading so much documentation. extension ('bokeh') numpy as np import pandas as pd import holoviews as. Hi, I am very new in Tecplot. ncl" and "wrf_nogsn_1. As shown in Figure 2 1, DOF 1 to 10 were located on the South side and DOF 11 to 20 on the North side. A contour line or isoline of a function of two variables is a curve along which the function has a constant value. Make a 3D Surface Plot Online with Chart Studio and Excel. I'm using QGIS Lisboa 1. Interpret a contour plot; Contour plots portray data for three variables in two dimensions. will plot 100 random values and connect them with lines. Includes 3D solid model, color Contour. Quiver Plot. Transitions to 3D plots from heatmaps and contour plots are possible from the Plotly web app, as. The command is twoway contour. Online 3-D Function Grapher. I plot the contour plot using the following R cod Stack Exchange Network Stack Exchange network consists of 175 Q&A communities including Stack Overflow , the largest, most trusted online community for developers to learn, share their knowledge, and build their careers. They control the drawing of level curves on a 3D plot. Typically the more "economically valuable" the land, the better the mapping. New to Plotly? Plotly's R library is free and open source! Get started by downloading the client and reading the primer. com offers free software downloads for Windows, Mac, iOS and Android computers and mobile devices. It can create profiles, calculate length and areas, and calculate volumes. The Color Contour Plot at the right in Figure 1 is similar to a contour map without labels on the contours. Figure (a) shows examples of a 3D surface graph and Figure (b) shows a 3D parametric surface graph. Both contour and 3d plots can be done easily in pgfplots, but I have a hard time combining them nicely. to create overlays) you can copy the code underneath the image below and save it as an svg file. Contour Plot. extension ('bokeh') numpy as np import pandas as pd import holoviews as. It shows the distribution of values in a data set across the range of two quantitative variables. Along the way, this story development software guides you through plot points of all three acts and explains the major storytelling secrets to crafting a highly marketable movie. Function File: hist (y, x) Produce histogram counts or plots. graph_objects as go fig = go. 3D printing is the opposite of subtractive manufacturing which is cutting out / hollowing out a piece of metal or plastic with for instance a milling machine. In Z variable , enter the column that you want to explain or predict. This article describes a simple method of rendering 3D surfaces on a 2D plane. Get the free "Contour Plot" widget for your website, blog, Wordpress, Blogger, or iGoogle. The bold black lines separate the two South and North sides, whereas the dashed lines pinpoint the. Generating a 3D contour plot The plot3D package allows us to construct 3D contours and also slice them. The color set is the default of pgfplots, it can be adopted to your needs using something like colormap={examplemap}{rgb=(0. Browse SAE Port Contour Cutters in the Form Relief Tool Co. Optionally, the plotted values can be color-coded. MATLAB guide to plot a Half Body – Potential Flow After studying in the previous tutorial some of MATLAB capabilities to create 2D and 3D plots we can proceed to apply some of these tools to create plots of particular body shapes formed by combining basic potential flows. Sage can also make contour plots, which are 2-D representations of 3-D surfaces. ContourPlot3D initially evaluates at a 3D grid of equally spaced sample points specified by PlotPoints. Surveys with BAGs: A Bathymetric Attributed Grid (BAG) is a non-proprietary file format for storing and exchanging bathymetric data developed by the Open Navigation Surface Working Group. But in nearby Lane county, outside of Eugene metro area, only 20' contour maps, and only an expensive survey for detailed contours. OpenFringe Interferogram mirror analysis. 3D Contour Plots Analogous to the contour plots we explored briefly in recipe X. If you buy DPlot for your department, we offer multi-user discounts. CAD-Earth allow you to import/export images, objects and terrain meshes between Google Earth and AutoCAD and create dynamic contour lines, profile meshes, video animations, and more. See the mplot3d tutorial for more information on how to use this toolkit. It's easy and fun creating real 3D models with CadTools commands, some of these commands can only be found in software that you have to pay money for. The first two plots (default two-dimensional and three-dimensional contour plots) are shown in Figure 2. Contours (if any) will be drawn at these heights, and the regions in between would be colored using col. Is it possible to do that in Tecplot? If its not what is the other option for that. The example pages linked to from this page mainly show how to plot data using gsn_csm functions, although in some cases the WRF-specific routines are also used for comparison purposes. This website displays hundreds of charts, always providing the reproducible python code! It aims to showcase the awesome dataviz possibilities of python and to help you benefit it. In my plot code I used the With[] function to change coordinates. The data may be provided either in 3 separate columns for the X, Y, and Z variables or in a 2-D table. an integer (scaling). That is, given a value for z, lines are drawn for connecting the (x,y) coordinates where that z value occurs. Here are various websites and products that do 3D graphs, contour graphs, and parametric graphs. Also, graphs can be annotated with a variety of drawing tools, such that annotations, arrows, and images can quickly and easily be added to the plot. The table from which the data are taken is selected from. The 3D plot below is an example of results obtained using DPlot. In Origin, data arranged in a block of worksheet cells can be treated as a virtual matrix. LIDAR Contour Mapping is a rapid, cost-effective source of high-accuracy, high-density elevation data for many traditional topographic mapping applications. Visit for free, full and secured software's. A video game villain wants to be a hero and sets out to fulfill his dream, but his quest brings havoc to the whole arcade where he lives. These contours are sometimes called the z-slices or the iso-response values. No need to swap to a 3D view and back. contour draws level curves of a surface z=f(x,y). Help Information. 3D plots (wireframe, level , contour) in Excel The following example shows plotting of a volcano data from R datasets in Excel 2013. Free online 3D grapher from GeoGebra: graph 3D functions, plot surfaces, construct solids and much more!. To set the plot title, type the title text within the textbox provided under the 'Title' property.