Web
WASM – Export Struct For Web From CPP Code
The definition for struct GapValue in header file UController.h. Struct usage and binding for wasm in UController.cpp.
VTK
VTK – Set Image As Render Background, Save 3D Model Screen Shot With Transparent Background
Set An Image As Render Background std::string bgImgPath = “./resource/bg.png”; vtkNew<vtkPNGReader> imgReader; imgReader->SetFileName(bgImgPath.c_str()); vtkNew<vtkTexture> backgroundTexture; backgroundTexture->SetInputConnection(imgReader->GetOutputPort()); m_Renderer->GradientBackgroundOff(); backgroundTexture->Update(); m_Renderer->SetBackgroundTexture(backgroundTexture); m_Renderer->SetTexturedBackground(true); Save 3D Model Screen Shot With Transparent Background Don’t set textured background for renderer object. Then set alpha bits for renderer window object, read RGBA information from back buffer when Read more…
VTK
VTK – PreserveColorBuffer, Save Model To Local Disk From Web Page
PreserveColorBuffer You can see the following effect after preserving color buffer for renderer object. Download 3D Model With WASM From Web Pabge The browser will download the VTP file automatically when your web page run to the above logic.
Tool
3D Model Editor – March Model
You can upload your target 3D model and original 3D model to the tool. Pick sample points on every model and click on the button march model, we will help you to march the red model to the target model. The red 3D model will have a new orientation and Read more…
Tool
New Tool – Computer Number Terms
We create a new online tool, computer number terms, you can use it to get the different expressions of disk usage, color value, and a few bases of numbers. WASM For CPP – Bind std::vector<std::string> To export std::vector<std::string> from C++ to JS, we can register vector for wasm. The returned Read more…
VTK
Move 3D Scene Between Two Different Canvases With VTK WebAssembly Project
We will show how to move 3D cone display scene in two different canvases on the same tab page with VTK WebAssembly project. Let’s define two canvas on the page. One is at the left-top area, the other is at the right-top part. It will change canvas binding with wasm Read more…
Web
Notes About C++ WebAssembly: Download File, Init Wasm Module, Bind Enum Values
Download the file in webAssembly virtual memory. Initialize wasm module object asynchronously. Export C++ enum value to JS Use the enum value in javascript code.
Tool
3D Model Editor – Screen Shot
We support to get a screen shot for 3D Model Editor now. You can click on the button screen shot on the right part of html page. Then the scene will be saved as an image to your local disk. The tool link: https://www.weiy.city/functions/3D-Model-Editor/
VTK
Why Does The Canvas Id On HTML Page Have To Be `canvas` For VTK WebAssembly?
I got the following error information on the web page if I change the id of canvas to be ‘canvas1’. The function USDL2OpenGLRenderWindow::CreateAWindow is similar to vtkSDL2OpenGLRenderWindow::CreateAWindow. We can read VTK and SDL library source code and find these code snippets. File: video\emscripten\SDL_emscriptenvideo.c device->CreateSDLWindow = Emscripten_CreateWindow; static int Emscripten_CreateWindow(_THIS, SDL_Window Read more…