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OpenGL VBO shader

I have a 2D VBO object that represent points in 2D space. What is the be开发者_高级运维st way to draw an arbitrary shape at that point? Lets say I wanted to draw a red \'X\' at each.[详细]

2023-04-08 00:32 分类：问答
How to block a part of the level plot in R made using lattice package?

I have made a level plot in R of a variable using the lattice package. This grid corresponds to South Asia. I am only interested in viewing the values of this variable (aerosol optical depth) for cert[详细]

2023-04-07 19:59 分类：问答
How to reset par(mfrow) in R

I set par(mfrow =c(1,2)) and now everytime I plot it shows splits it into 2 pl开发者_如何学运维ots.[详细]

2023-04-06 22:06 分类：问答
Creating a Decision Tree Chart

I am Using R to create a d开发者_运维问答ecision tree but need a web base control that will allow be to plot the tree.I have all of the node info but need to plot.Is there any open source tool that wi[详细]

2023-04-06 21:59 分类：问答
Placing the x-axis labels between period ticks

I would like to place the x-axis labels between the ticks. For example, by default 开发者_高级运维R produces a graph that looks like this:[详细]

2023-04-06 19:45 分类：问答
Line plot with arrows in matplotlib

I have a line graph that I want to plot using arrows ins开发者_如何学Ctead of lines. That is, the line between successive pairs of points should be an arrow going from the first point to the second po[详细]

2023-04-06 15:17 分类：问答
Reading and Plotting from text files

I have some problems in reading data from text file and plotting it.The text file contains Date; Time; Temp °C[详细]

2023-04-06 12:59 分类：问答
matplotlib large set of colors for plots

I have a lot of graphs I want to plot in one plot. I\'ve just started with matplotlib and can\'t find a good way to generate a lot of distinguishable colors :( Maybe cycling over HSV with SV at maximu[详细]

2023-04-06 12:01 分类：问答
Matlab - how to draw pixels on a black full screen?

I want matlab to show me a full screen, all black, and to be able to set pixels on it. 开发者_StackOverflowIs it even possible?You can\'t totally do that using pure MATLAB code. On Windows, I tried d[详细]

2023-04-06 02:30 分类：问答
How to use igraph vertex.shape functionality

Has anyone used igraph\'s vertex开发者_如何学Python.shape functionality?This http://cneurocvs.rmki.kfki.hu/igraph/doc/R/igraph.vertex.shapes.html was promising but I could not understand.Does anyone h[详细]

2023-04-05 14:16 分类：问答