Questions tagged [renderer]

A renderer is a software construct that accepts and transforms information so that it can be displayed in a given medium.

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How can I force seaborn or matplotlib to always render isolated values in heatmaps?

I am analyzing long series of events using heatmaps. Values of the column are most of the time 0 but occasionally are 1 unfortunately the rendering behaviour often hide the 1 occurrences because of ...
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React component doesn't re-render on state change

i have this state in my Profile.js functional component: const [isFollowing, setIsFollowing] = useState( user?.followings.includes(proUser?._id) ); conditional rendering based on state: ...
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Render depth heat map in RealityKit + Metal

I have created a RealityKit ARView without camera feed: arView.cameraMode = .nonAR I would like to render a heatmap that shows the distances from the camera to the objects in the scene. I have already ...
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Python + Selenium(Chrome): Expansion timeout on slow computers

I'm trying to load an extension(Metamask) into chrome to do some automated stuff. It works just fine on on my gaming grade rig, but both my laptop as well as my technical outdated homeserver pc ...
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Using React-pdf/renderer and Image rotates my image

I'm created a PDF file using react-pdf/renderer. Everything is working great, but my image is sideways. When using an img tag it is shown correctly. I've tried searching and I find thoughts like ...
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Messages between `BrowserView` and the `renderer` React page in `Electron

I'm trying to figure out how to exchange messages between the main process and the BrowserView. I've been using the ipc between the main process and the renderer process within a "simple" ...
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Wanted to Update Title and Image in Angular after component load

Wanted to update Dom elements like Image and Text after loading component in Angular. Note: Both of them does not have ID but have Class Name. I used following code: @ViewChild('.appnametitle') el:...
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Zend : Error Occurs when create html file from zend phtml file for multiple employee

//controller function function sendBulkMailAction(){ $template = "estimated-festival-bill-single.phtml"; foreach ($employeeArr as $profile_id => $employeeValue) { ...
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Why isn't my renderer initialising in SDL2?

Sorry for the lot of code, I don't like to put everything in one file and you need to see all the files. Anyway, the problem is that the init function in the Window class (initialized in SDL.cpp and ...
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1answer
75views

Extending a control reusing its own original renderer

I need a custom control in my app composed by a ColumnListItem followed by a (custom) progressbar spanning all the ColumnListItem width. I tried extending a sap/m/ColumnListItem adding a new custom ...
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Edges are getting cut when ag-grid custom cell Editor used with *ngIf

My requirement is I need to enable form controls like input-text or textarea based on a button click. Here is the code snippet <div #container class="mood" tabindex="0" (...
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SDL Renderer not initating a window

I cant get the renderer window to show.Have any idea? EDIT: everything compiles fine , but no window shows. #include <stdio.h> #include <SDL2/SDL.h> SDL_Window *win; SDL_Renderer* renderer;...
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How to make HTML-inputs visible on my site with the render-function using TS?

I have been trying to get my renderUserList to work when I submit a new Person to the array and display it in a table row. To test that it does render from the start I added a first person to the ...
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convert render graph into set of valid orders of submission (n-ary tree)

Good evening, I am trying to follow this blog: https://www.jeremyong.com/rendering/2019/06/28/render-graph-optimization-scribbles/ To sum it up here: It describes a way of taking a render graph, ...
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Swiftui image not getting rendered in sharesheet - unless you click twice

I create a view that will become a snapshot to send to the Share Sheet. Unfortunately, I get a nil image the first time I click share. The second time, the snapshot image shows up fine. struct ...
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sdl2 flickering unless I don't use createrenderer

I have a somewhat basic rendering loop which blits a scaled image to the screen as fast as I can process the event loop. I created a minimal example that recreates the flickering on pastebin here. If ...
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Is there anyway to know the value of the meter gauge when clicked?

So I am trying to create a meter gauge with real time update. The way I have coded currently is receiving the value of the meter gauge via parameter and had it replot when the user clicks on the meter ...
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C Triangle Rasterizer rendering problems

Im trying to write an Software Renderer using this tutorial series: https://www.youtube.com/watch?v=2U-4_vpw1lQ&list=PLEETnX-uPtBUbVOok816vTl1K9vV1GgH5&index=13 But the problem is I try to ...
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Unity image is vertically flipped

I have written a Unity Application. This does various thing and always writes the current image via a native plugin (C++) into a SharedMemory so that another application that a colleague is developing ...
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15views

Can PDFbox PDFRenderer respect Overprint?

We are trying to use PDFBox to render previews of PDF Files. We've run into some of the files that have EXTGstate with OV=1 and/or OPM=1 which turn on Overprinting. PDFBox rendering doesn't seem to ...
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Unable to inspect web-elements in "Renderer application" but same elements getting inspected on 90 version of chrome

Part1 : About Chrome Browser version 94. I am facing an issue with chrome browser version 94 for "Renderer application" only. Renderer application is third party applicaton which gets launch ...
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How do Mark a number while click or Tap the image and save in UsingCustomImagerenderer in Xamarin Android and IOS

How to add number into image. In my CustomImagerenderer I have get coordinates x and y axis and now implementing to generate number based on x and y axis mark a number on that position Xaml code <...
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Unity Ragdolls causing problems with mesh renderer

I've set up this enemy to turn into a ragdoll upon death, fly into the air a bit, and behave like a ragdoll. It is all working fine as far as i can tell. Except i am encountering an issue where the ...
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Electron with React - rendering large list of items causes high CPU usage

I have an electron app with React and I need to display a list that contains a relatively large amount of items (~400), when I render it "as is" the scrolling becomes very laggy and the CPU ...
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1answer
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Ag Grid Cell Render property does not exist

I am trying to implement myown cell renderer following this example https://www.ag-grid.com/javascript-data-grid/cell-rendering/ , but in typescript . When I declare a class which implements ...
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How can I build Flutter web with Skia

I want to improve the performance of my Flutter site. For running locally I use this command: flutter run -d chrome --dart-define=FLUTTER_WEB_USE_SKIA=true and it works nice, but I cannot find info on ...
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1answer
69views

Uncorrect Bbox coordinates with get_window_extent() method and transform option

I'm facing a strange issue here. So my purpose is to draw a rectangle below one image and text wrapped around this image. I then created a new axis and place the two strings on the top and right of it ...
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2answers
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Passing data from server to html with Electron/Nodejs

I'm using preload and renderer js to pass data from html to server. I have a main window and I open another window (add window). I take data from add window and pass it to server. I receive the data ...
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  • 417
1vote
1answer
117views

Vuetify Dialog Reset Content on re-open

I have a vuetify dialog that contains an iframe. I need that every time the dialog re-opens the iframe will reset to the beginning. Right now the with every opening of the dialog the iframe is at its ...
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FastObjectListview and Renderer delgate

Maybe not the right way to do it, but my question has already been asked at https://sourceforge.net/p/objectlistview/discussion/812923/thread/7a6ce9e9ea/ I don't think I'll get an answer from there as ...
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How to implement text-shadow with @react-pdf/renderer in such a way that you can center align the text?

I'm using @react-pdf/renderer to generate PDF on the frontend. I've to implement titles with "text borders" and shadows. Since the library doesn't support the text-shadow CSS property, I've ...
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2votes
3answers
1kviews

Unity material.color.a code is not working

void OnTriggerStay(Collider other) { if (other.gameObject.CompareTag("tree")) { Color color = other.gameObject.GetComponent<Renderer>().material.color; color.a =...
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1answer
210views

How to change selected tab title color in Xamarin

I am working on xamarin forms TabbedPage. I have to make only selected Tab Title to different color. This is my code <TabbedPage xmlns="http://xamarin.com/schemas/2014/forms" ...
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Nlog layout renderer for HttpRequest with Authorization header excluded

I have my layout configuration for HttpRequest parameter as below. <parameter name="@HttpRequest" layout="${aspnet-request:serverVariable=HTTP_METHOD} ${aspnet-request:serverVariable=...
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3votes
0answers
38views

trying to alert in reactjs by renderer

im trying to alert simple stuff in Reactjs by renderer but it didn't work out here is my code: index.js: import Renderer from "./renderer"; import App from "./App"; const root = ...
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2votes
2answers
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How to use a cellRenderer by row

I am new to using TableCellRenderers. I have used the Orcale documentation and some videos to get one that works. To call the renderer I am using the code: table.getColumnModel().getColumn(x)....
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Where is client-dummy folder

I am trying to build Qt Quick 2D Renderer as per the guide : https://doc.qt.io/QtQuick2DRenderer/qtquick2drenderer-installation-guide.html In this guide, one step is : cd client-dummy But where is ...
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41views

Unable to render Shadow map with Depth texture

I am trying to do shadow mapping for my renderer. I followed this video and tried basically any code I can find. First, I tried to renderer the depth to a color(GL_RGB) texture and it worked. Then, I ...
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1answer
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Trouble with getting materials to change

I am writing my first game and am running into noobie errors I'm sure. Been able to work through most of them, but this one has me stumped. I have 4 different material skins to choose from added to a ...
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2answers
176views

Problem with Projection Matrix, a 1:1:1 cube looks stretched along the z axis

I am working on a renderer, and I am having some troubles with the perspective projection matrix. Following is my perspective projection matrix. public static Matrix4 Projection(float _zNear, float ...
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Synchronize SceneKit rendered with other Renderer

Im making an iOS app that uses Vuforia Cloud and SceneKit together. I based this on Vuforia sample code. MetalRenderer class is used to display video, while SceneKit is used to draw AR content. It's ...
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1answer
853views

Update one element of big list without re render others elements in react hooks?

i want to optimize my react App by testing with a large list of li Its a simple todo List. By exemple, when click on a li, task will be line-through, and check icon will be green. This simple action ...
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2votes
1answer
83views

JTable renderer performance issue when using lots of Columns

Quick scenario..... JTable has about 30 columns. Without attaching the Renderer, I can click on Column 30 and move it to any location and it is very very fast. No lag or anything. Since most of the ...
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0votes
1answer
53views

fix for electron modules remote & dialog.showOpenDialog

this is my code const parse = require('csv-parse'); var $ = global.jQuery = require('jquery'); const electron = require('electron'); const { dialog } = require('electron'); const fs = require('fs'); ...
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0votes
1answer
223views

Add minus button in xamarin ios numeric keypad

I need to enable the user to enter negative values in my xamarin application entry fields fro IOS project. Currently i use the following custom renderer to use the NumbersAndPunctuation keypad. But i ...
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How to finde the 3 slice Indices of a point?

So my questions would be: Is there a possibility, if I know the coordinates of a point on a view (e.g. the sagital view) or the spatial coordinates, to calculate the slice indices of the other two ...
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1vote
2answers
94views

Define renderer class dynamically in Django view function

How can I define the renderer class inside the Djanog old api_view function depending on some condition? To have something like this: @api_view(['GET']) def can_render_2_things(request): if ...
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  • 851
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49views

Xpages: "Invalid component id null for partial execution"

I'd really like to find in which component it's getting stuck. The first few lines of the Stack Trace are: com.ibm.xsp.FacesExceptionEx: Invalid component id null for partial execution at com.ibm.xsp....
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1vote
3answers
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crbug/1173575, non-JS module files deprecated in angular

in my angular 12 code as soon as I run following: private renderer: Renderer2, this.renderer.appendChild(ipsiContainer, html); I face crbug/1173575, non-JS module files deprecated and my iframe is not ...
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0votes
1answer
69views

R: how to color individual cells in rhandsontable

I have a dataframes (color_cells) holding column and row number of cells of a dataframe which should be colored in rhandsontable. How can I pass this info to the renderer in renderRHandsontable? ...
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