regl | 👑 Functional WebGL | Graphics library

 by   regl-project JavaScript Version: 2.1.0 License: MIT

kandi X-RAY | regl Summary

kandi X-RAY | regl Summary

regl is a JavaScript library typically used in User Interface, Graphics, WebGL applications. regl has no bugs, it has no vulnerabilities, it has a Permissive License and it has medium support. You can install using 'npm i regl' or download it from GitHub, npm.

Functional WebGL
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            kandi-support Support

              regl has a medium active ecosystem.
              It has 4927 star(s) with 332 fork(s). There are 77 watchers for this library.
              OutlinedDot
              It had no major release in the last 12 months.
              There are 110 open issues and 213 have been closed. On average issues are closed in 150 days. There are 21 open pull requests and 0 closed requests.
              It has a neutral sentiment in the developer community.
              The latest version of regl is 2.1.0

            kandi-Quality Quality

              regl has 0 bugs and 0 code smells.

            kandi-Security Security

              regl has no vulnerabilities reported, and its dependent libraries have no vulnerabilities reported.
              regl code analysis shows 0 unresolved vulnerabilities.
              There are 0 security hotspots that need review.

            kandi-License License

              regl is licensed under the MIT License. This license is Permissive.
              Permissive licenses have the least restrictions, and you can use them in most projects.

            kandi-Reuse Reuse

              regl releases are not available. You will need to build from source code and install.
              Deployable package is available in npm.
              Installation instructions, examples and code snippets are available.
              regl saves you 147 person hours of effort in developing the same functionality from scratch.
              It has 368 lines of code, 0 functions and 199 files.
              It has low code complexity. Code complexity directly impacts maintainability of the code.

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            regl Key Features

            No Key Features are available at this moment for regl.

            regl Examples and Code Snippets

            regl-audio,Examples
            JavaScriptdot img1Lines of Code : 59dot img1License : Permissive (MIT)
            copy iconCopy
            const regl = require('regl')()
            
            const drawBeats = regl({
              vert: `
              precision highp float;
            
              attribute vec2 position;
              varying vec2 uv;
            
              void main () {
                uv = position;
                gl_Position = vec4(position, 0, 1);
              }
              `,
            
              frag: `
              precision hi  
            regl-camera,Example
            JavaScriptdot img2Lines of Code : 38dot img2License : Permissive (MIT)
            copy iconCopy
            const regl = require('regl')()
            const camera = require('regl-camera')(regl, {
              center: [0, 2.5, 0]
            })
            
            const bunny = require('bunny')
            const normals = require('angle-normals')
            
            const drawBunny = regl({
              frag: `
                precision mediump float;
                varyin  
            Regl Line,Getting started
            JavaScriptdot img3Lines of Code : 29dot img3License : Permissive (MIT)
            copy iconCopy
            import createRegl from 'regl';
            import createCamera from 'canvas-orbit-camera';
            import createLine from 'regl-line';
            
            // Setup the canvas
            const canvas = document.getElementById('canvas');
            const { width, height } = canvas.getBoundingClientRect();
            canvas  

            Community Discussions

            QUESTION

            Is my webgl FBO color attachment being cleared?
            Asked 2021-Sep-20 at 18:09

            I'm trying to render something to texture using a library called regl. I manage to render an effect using two render targets and i see the result in one.

            Capturing the frame after i've done rendering to the target looks like this, and it represents a screen blit (full screen quad with this texture). This is how i would like this to work.

            Once i pass this to some other regl commands, in some future frame, this texture attachment seems to get nuked. This is the same object that i'm trying to render with the same resource, but the data is gone. I have tried detaching the texture from the FBO, but it doesn't seem to be helping. What can i be looking for that would make this texture behave like this?

            ...

            ANSWER

            Answered 2021-Sep-20 at 18:09

            This ended up being a problem with Regl and WebViz. I was calling React.useState to set the whatever resource that regl uses for the texture. For some reason, this seems like it was invoked, which "resets" the texture to an empty 1x1.

            Source https://stackoverflow.com/questions/69250608

            QUESTION

            Dynamically set variable content in Ansible playbook for ufw task
            Asked 2021-Aug-18 at 13:04

            I'm currently trying to find a way to dynamically create some firewall rules (with the ufw ansible module) on some hosts. In the current context, we're talking about a docker swarm.

            What I want to do is to create a set of rules (different protocols, ports) per source ip, but to have that dynamically expand with the number (and IP) of host, so that whatever is the amount or IP of the nodes, it always ends up creating one set of rule PER node on each node. Ideally, I would be able to exclude the current host it's running on as well.

            I'm not very familiar with ansible and I'm not sure it's possible, as it would probably require to loop within a loop when creating the rules. I've tried to join the address within the group with ip_swarm: "{{groups['all']|join(',') }}" but ufw doesn't allow you to create rules that way and require one line per port/ip/proto it would seem (or ansible does, but looking at the code for the module, it seems to be ufw).

            I'm assuming if there is a way, this is with some jinja loop in defining variables ? Or maybe with_subelements ?

            Here's my current code, though that won't help as this was made for the case of a variable holding a string with comma separated values for IPs :

            ...

            ANSWER

            Answered 2021-Aug-18 at 13:04

            Well, turns out it was much simpler than what I intended. Ansible does have nested loop, with either with_nested, or by using non depreceated options, loop with the product filter (the first option being easier to read). See https://docs.ansible.com/ansible/latest/user_guide/playbooks_loops.html

            My vars file that contains the FW parameters (for indication) :

            Source https://stackoverflow.com/questions/68803662

            QUESTION

            TypeScript how to use mapped type in module declaration?
            Asked 2021-Jun-24 at 13:22

            I need to create a type declaration for an external module. I need to create a mapped type for this declaration and failing to do so the module looks like

            ...

            ANSWER

            Answered 2021-Jun-24 at 13:22

            There are some issued with this type definition.

            • I belive you just cannot declare mapped type together with known properties in the same scope syntactically
            • () => is not a valid type definition

            I believe what you're looking for is something like:

            Source https://stackoverflow.com/questions/68108494

            QUESTION

            Matplotlib clearing old axis labels when re-plotting data
            Asked 2021-Apr-12 at 23:24

            I've got a script wherein I have two functions, makeplots() which makes a figure of blank subplots arranged in a particular way (depending on the number of subplots to be drawn), and drawplots() which is called later, drawing the plots (obviously). The functions are posted below.

            The script does some analysis of data for a given number of 'targets' (which can number anywhere from one to nine) and creates plots of the linear regression for each target. When there are multiple targets, this works great. But when there's a single target (i.e. a single 'subplot' in the figure), the Y-axis label overlaps the axis itself (this does not happen when there are multiple targets).

            Ideally, each subplot would be square, no labels would overlap, and it would work the same for one target as for multiple targets. But when I tried to decrease the size of the y-axis label and shift it over a bit, it appears that the actual axes object was drawn over the previously blank, square plot (whose axes ranged from 0 to 1), and the old tick mark labels are still visible. I'd like to have those old tick marks removed when calling drawplots(). I've tried changing the subplot_kw={} arguments in makeplots, as well as removing ax.set_aspect('auto') from drawplots, both to no avail. Note that there are also screenshots of various behaviors at the end, also.

            ...

            ANSWER

            Answered 2021-Apr-12 at 23:24

            You should clear the axes in each iteration using pyplot.cla().

            You posted a lot of code, so I'm not 100% sure of the best location to place it in your code, but the general idea is to clear the axes before each new plot.

            Here is a minimal demo without cla():

            Source https://stackoverflow.com/questions/67066098

            QUESTION

            How to import local typescript module?
            Asked 2021-Feb-08 at 19:38

            I am building a TypeScript module and I want to eventually publish to NPM but I first want to import it into another local host project to test. Both projects are in TypeScript.

            The module successfully compiles with tsc and outputs what appears to be correct files into the dist directory. The module includes a storybook that imports and compiles the module successfully through relative local paths.

            In the host project I have tried both npm link and local npm install ../localmodule to import the module.

            The module tsconfig is:

            ...

            ANSWER

            Answered 2021-Feb-04 at 05:11

            make a file with extension {{name}}.d.ts

            global.d.ts

            Source https://stackoverflow.com/questions/66039246

            QUESTION

            How to Re-render a specific Component in react when a Property changes
            Asked 2021-Jan-02 at 05:00

            I have an App in which I want for a specific button to rerender the Chart component. This chart component has an animation I want to fire when my button is called

            ...

            ANSWER

            Answered 2021-Jan-02 at 05:00

            First of all, in "React" you should use a conditional setState inside "useEffect". So, as per your code you should replace this code:

            Source https://stackoverflow.com/questions/65533101

            QUESTION

            WebGL tiling from texture atlas
            Asked 2020-Sep-09 at 07:04

            I have map tiles (256px x 256px) stored in a texture atlas and want to select a tile and draw it with the adjacent 8 tiles around it. My texture atlas is something like this (named the tiles 1-9 for simplicity):

            I already have a setup to make the texture atlas. The tiles are stored in a random available location and I can get the texture coords from the tile coords. E.g. texCoords for tile 5 could be: [{x: 0.00030517578125, y: 0.00018310546875}, {x: 0.01593017578125, y: 0.01580810546875}]

            This works fine for drawing a single tile, but now I want to draw with the adjacent tiles, so 9 tiles to a framebuffer like this:

            I am using regl if that matters, but the main part I am struggling with is how to set up the shaders. I will always just draw 9 tiles to a 768 x 768 framebuffer. I can send the texture atlas and 9 uniforms with the texCoords for the tiles, but where do I go from there? I could probably figure out how to do it with 9 draw calls, but can it be done with only 1 draw call?

            I would really appreciate any feedback.

            ...

            ANSWER

            Answered 2020-Sep-09 at 07:04

            I originally was drawing a single tile with the triangle strip primitive and 4 vertex positions. I could not get this to work properly when extending to 9 tiles. I now understand that it was because there would only be one texCoord for each vertex, which would not work when the texture for each tile was in random positions. I guess I could use degenerate triangles somehow?

            I changed to drawing with triangles primitive which made it much simpler. I now give 54 vertex positions and texCoords and it now works as required. There might be better ways to do this, but it works for me.

            Source https://stackoverflow.com/questions/63777772

            QUESTION

            jupyterlab-plotly build npm extensions failed to install on Linux
            Asked 2020-Apr-14 at 15:09

            This is to help those who face a similar issue. My builds were failing when trying to install the jupyterlab-plotly extension. My Jupyter Lab version is Version 1.2.6. The log was as follows:

            ...

            ANSWER

            Answered 2020-Apr-14 at 14:35

            The issue, as indicated by the log file, seemed to be that the node in my anaconda environment was outdated.

            Source https://stackoverflow.com/questions/61210272

            QUESTION

            How to remove the error hint on input focus in vueJS
            Asked 2020-Feb-19 at 14:27

            I'd like to remove the error when I have focus on my input. Here is my input:

            ...

            ANSWER

            Answered 2020-Feb-19 at 14:27

            Use reset method on focus event.

            Source https://stackoverflow.com/questions/60237703

            QUESTION

            Error "error Couldn't find package "XXX" when building project on CI pipeline and when trying to add packages via Yarn
            Asked 2020-Feb-14 at 07:35

            After returning to our project after the weekend my team was met with the error "error Couldn't find package "3d-view@^2.0.0" required by "gl-plot3d@^2.4.2" on the "npm" registry." on our CI pipeline during the install phase. Additionally, this error occurred when trying to add packages with yarn, terminating the process.

            This error is happening on the front-end side of our project and doesn't show up upon starting it normally via yarn start. On the last push before the weekend everything went normal without any errors.

            Log of our CI job starting at the install command:

            ...

            ANSWER

            Answered 2020-Feb-12 at 13:57

            I was able to fix installing the missing package manually:

            Source https://stackoverflow.com/questions/60184295

            Community Discussions, Code Snippets contain sources that include Stack Exchange Network

            Vulnerabilities

            No vulnerabilities reported

            Install regl

            regl has no dependencies, so setting it up is pretty easy. There are 3 basic ways to do this:.

            Support

            For any new features, suggestions and bugs create an issue on GitHub. If you have any questions check and ask questions on community page Stack Overflow .
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            Install
          • npm

            npm i regl

          • CLONE
          • HTTPS

            https://github.com/regl-project/regl.git

          • CLI

            gh repo clone regl-project/regl

          • sshUrl

            git@github.com:regl-project/regl.git

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