Recent questions tagged graphics

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graphics - Plot a function with several arguments in R

Suppose I want to plot an R function: weibull <- function(ALPHA, LAMBDA, T){ ALPHA*LAMBDA*(T^(ALPHA-1)) ... not sure how else to approach this. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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graphics - How to visualize Viterbi path in Latex or Graphviz

I'm looking for a way to visualize a Viterbi path in LaTeX or maybe Graphviz, much like in this example: It ... 'm not using the right keywords. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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graphics - Drawing a part of an image (Java)

Here's my problem- I'm trying to draw a circular part of a single image. I'm doing some work on a top ... give the illusion of a circle? Thanks See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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graphics - save high resolution figures with parfor in matlab

I am using parfor loop to produce and save quite big number of figures. Due to the amount of data which will be ... ,'.jpeg')) any idea? Thanks See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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graphics - OpenGL sutherland-hodgman polygon clipping algorithm in homogeneous coordinates (4D, CCS)

I have two questions. (I marked 1, 2 below) In OpenGl, the clipping is done by sutherland-hodgman. However, I ... is one, not divided two parts) See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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graphics - Marking Your Python Program as High DPI Aware Seamlessly Windows

I just wanted to share the best way I found to do this in case other people were having issues as I was. If ... sysargv) else: YourApp().run() See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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graphics - Most efficient algorithm to calculate vertex normals from set of triangles for Gouraud shading

We are given a set of triangles. Each triangle is a triplet of points. Each point is a triplet of real ... Is there a more efficient approach? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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graphics - Determine if line intersects CGRect

What is the most efficient way to determine if a line intersects a rectangle? I'm looking for something ... //line intersects rectangle } See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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758 views

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graphics - Calculate bounding box of arbitrary pixel-based drawing

Given a contiguous drawing of arbitrary pixels (e.g. on an HTML5 Canvas) is there any algorithm for finding the axis ... the min/max x/y values? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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graphics - Java check if an image has transparency

Is it possible to check if png image has transparency in Java? I need to convert all png images to jpg if png ... method in Java to check this? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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graphics - iOS Graphical Issue

so I am creating a side scrolling shooter game but am having an issue with some of the graphics occasionally. I' ... info possible. Any ideas??? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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graphics - Finding the overlapping area of two rectangles (in C#)

Edit: Simple code I used to solve the problem in case anyone is interested (thanks to Fredrik): int ... directly answer the question. ) See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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graphics - Best approach for game animation?

I have a course exercise in OpenGL to write a game with simple animation of a few objects While discussing ... experience with either approach? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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graphics - Bezier clipping

I'm trying to find/make an algorithm to compute the intersection (a new filled object) of two arbitrary filled ... t found good starting points. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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graphics - How can I project an arbitrary plane identified by 4 points onto a 2d plane?

The issue we are trying to solve the issue of locating a point in two different representations of a plane. The ... image 2 is in 2D space. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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643 views

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graphics - Split image into parts

Is there anything in imagemagick or gimp or other linux compatible tool what can automatically detect individual ... for objects separation. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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605 views

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graphics - Custom Fonts in Java

How to fix problem with custom fonts in Java? For example, my app uses font, that isn't on all computers. Can I ... for each char... is it ok? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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graphics - How to annotate across or between plots in multi-plot panels in R

If I have several plots in a single panel, I would like to be able to put text annotations that go across ... interested in seeing that as well. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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639 views

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graphics - Drawing on a transparent image using Java SWT

How do I create an in-memory fully transparent SWT image and draw a black line on it with antialias enabled? I ... .. is this possible at all? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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699 views

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graphics - Drawing on a transparent image using Java SWT

How do I create an in-memory fully transparent SWT image and draw a black line on it with antialias enabled? I ... .. is this possible at all? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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568 views

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graphics - Live graph for a C application

I have an application which logs periodically on to a host system it could be on a file or just a console. ... /www.live-graph.org/download.html See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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904 views

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graphics - Image resizing in .Net with Antialiasing

I've got some C# code that resizes images that I think is pretty typical: Bitmap bmp = new Bitmap(image, ... make no difference. Any pointers? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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842 views

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graphics - C# Drawing Arc with 3 Points

I need to draw an arc using GraphicsPath and having initial, median and final points. The arc has to pass on ... * 2), startAngle, sweepAngle); See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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615 views

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graphics - How can I create a line in a WinForms Application?

I want to create a simple 3D line in a WinForms application to improve visual arrangement of my form layout. This ... or Visual Basic (.NET)? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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681 views

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graphics - Animating the drawing of a canvas path on Android

I'd like to animate the drawing of a path, i.e. to have it progressively appear on the screen. I am using ... in case there is a better way. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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638 views

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graphics - In OpenGL, how can I adjust for the window being resized?

I am drawing several shapes (such as circles) that are keyed off of the window height & width. Since ... properly, regardless of window size? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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607 views

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graphics - display values in stacked lattice barchart

I want to display the values of a 100% bar for each part of it. Unfortunately I don't know how to do it. The graph ... .columns = 0.1, adj = 1)) See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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692 views

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graphics - Set individual pixels in .NET Format16bppGrayScale image

I'm trying to render a small Bitmap in memory with .NET that needs to be 16 bit Grayscale. The bitmap's ... value when drawing to my bitmap? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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