Recent questions tagged graphics

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I have a Java Swing application which draws diagrams. It uses Graphics2D calls and awt objects such as ... Graphics2D from many places. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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graphics - Why doesn't hue rotation by +180deg and -180deg yield the original color?

By reading HSL/HSV color theory, I get the impression that hue component is a cyclical attribute that repeats ... .net/maros_urbanec/ARsjb/5/ See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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graphics - Closest point on a cubic Bezier curve?

How can I find the point B(t) along a cubic Bezier curve that is closest to an arbitrary point P in the plane? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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graphics - How exactly does OpenGL do perspectively correct linear interpolation?

If linear interpolation happens during the rasterization stage in the OpenGL pipeline, and the vertices have ... correctly interpolated values? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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graphics - Android: Background Image Size (in Pixel) which Support All Devices

I am creating an Application which will run on all Android Devices. I want to create xhdpi Graphics for ... compressing or expanding of image. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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graphics - Reverse Java Graphics2D scaled and rotated coordinates

I use Graphics2D in Java to scale and rotate the picture I draw. I now want to be able to tell what the ... there a simple way to do this? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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graphics - GraphViz - How to connect subgraphs?

In the DOT language for GraphViz, I'm trying to represent a dependency diagram. I need to be able to have nodes inside ... ; "Container A" -> "Container C"; } Question&Answers:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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graphics - Painted content invisible while resizing in Java

Please note I haven't tested this on a Windows-machine only on a Mac-machine. I'm not so sure whether this ... I can repaint the views? Thanks in advance, Tim Question&Answers:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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graphics - Android: How to overlay a bitmap and draw over a bitmap?

I have three questions actually: Is it better to draw an image on a bitmap or create a bitmap as resource and ... , I would like to explore both the approaches. Question&Answers:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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graphics - Measuring text height to be drawn on Canvas ( Android )

Any straight forward way to measure the height of text? The way I am doing it now is by using Paint's measureText() ... hate it! There has to be a better way. Question&Answers:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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graphics - Algorithm to fill triangle

i'm thinking about rasterization triangle algorithm. ( triangle_rasterization_lesson ) I wtote the following code: void ... of bounds. Where is the problem? Question&Answers:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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graphics - How can I produce an effect similar to the iOS 7 blur view?

I'm trying to replicate this blurred background from Apple's publicly released iOS 7 example screen: This ... and continuously rendering them with a blur? Question&Answers:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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graphics - How to use GLUT/OpenGL to render to a file?

I have a program which simulates a physical system that changes over time. I want to, at predetermined ... this completely and I should use something else Question&Answers:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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841 views

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graphics - Does anyone know of a low level (no frameworks) example of a drag & drop, re-order-able list?

I am looking for code (any language) of a basic graphical list which can be reordered by drag and drop. So ... 't want to reinvent the wheel if not needed. Question&Answers:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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graphics - how should i handle (morphing) 4D objects in opengl?

Closed. This question needs to be more focused. It is not currently accepting answers. Question&Answers:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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graphics - How to read the RGB value of a given pixel in Python?

If I open an image with open("image.jpg"), how can I get the RGB values of a pixel assuming I have ... if I didn't have to download any additional libraries. Question&Answers:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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graphics - Ball to Ball Collision - Detection and Handling

With the help of the Stack Overflow community I've written a pretty basic-but fun physics simulator. You ... . Any other suggestions? Leave a comment! Question&Answers:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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graphics - Please explain about unmap

I am studying directx12 and I think there is a problem with understanding map and unmap, so I ask a ... :https://stackoverflow.com/questions/65830388/please-explain-about-unmap...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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graphics - What's the safest way to create a Windows application that has an overlay over another fullscreen 3D program?

I'd prefer not to do borderless windowed if possible, and it seems like this is a lot easier to do than it was ... -way-to-create-a-windows-application-that-has-an-overlay-over-a...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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909 views

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graphics - In Domino Designer, what is the best approach for drawing a rectangle on a Form based on the user's input?

I created a Form that prompts the user to choose values for four fields. Width (an integer from 1 to 10) Length (an ... -what-is-the-best-approach-for-drawing-a-rectangle-on-a-form...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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graphics - Parameters setting of NvEncoder for streaming over facebook live

I am trying to stream video using ffmpeg libraries in which i have enabled NVENC over facebook live. I ... 65839377/parameters-setting-of-nvencoder-for-streaming-over-facebook-live...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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939 views

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graphics - Special case of determining if a point lies within a polygon

I went through a GeeksForGeeks article about determining whether a point is in a polygon or not but I'm struggling ... special-case-of-determining-if-a-point-lies-within-a-polygon...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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graphics - Differences between rigid and smooth skinning

In computer graphics, how do we compute the displacement of a vertex in smooth skinning using a weight ... .com/questions/65897998/differences-between-rigid-and-smooth-skinning...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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graphics - Get offset alignment for a uniform buffer on a given device

Is there any way to receive the alignment, in bytes, of the offset within the allocation required for a buffer with ... /get-offset-alignment-for-a-uniform-buffer-on-a-given-device...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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graphics - How to scale path and photo together in android

I'm working for draw on photo android app. I'm trying to add zoom photo and drawn path together. override ... /questions/65919029/how-to-scale-path-and-photo-together-in-android...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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866 views

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graphics - Do I have to Z Sort or not?

I have written a 3d model viewing program in vb.net, though the question is not language specific. Everything is working as ... .com/questions/65923764/do-i-have-to-z-sort-or-not...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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963 views

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graphics - Basic R: move y-Axis for barplot

is there a way to move the y-Axis to the right, so that the gap between the y-Axis and the first bar is 0? So far i've tried the ... Shipment = c(0, 2.27, 26.71, 2.27, 3.6, 17.21,...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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856 views

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graphics - How vulkan pipeline barrier is implemented in terms of GPU or its driver?

I thought pipeline barriers is kind of reordering of commands in the kernel mode driver's but it does not seems to ... pipeline-barrier-is-implemented-in-terms-of-gpu-or-its-driver...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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