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<!DOCTYPE html>
<html>
<body>
<canvas id="canvas" width="400" height="400"></canvas>
<script type="text/javascript" src="WrappedMace.js"></script>
<script type="text/javascript">
var guard = false;
function eventForward(e) {
if (guard) {
return;
}
guard = true;
const eventClone = new e.constructor(e.type, e);
Module.canvas.dispatchEvent(eventClone);
guard = false;
}
var Module = {
canvas: (function () {
var canvas = document.getElementById("canvas");
// As a default initial behavior, pop up an alert when webgl context is lost. To make your
// application robust, you may want to override this behavior before shipping!
// See http://www.khronos.org/registry/webgl/specs/latest/1.0/#5.15.2
canvas.addEventListener(
"webglcontextlost",
function (e) {
alert("WebGL context lost. You will need to reload the page.");
e.preventDefault();
},
false
);
return canvas;
})(),
onRuntimeInitialized: function () {},
};
document.addEventListener("keypress", eventForward, false);
document.addEventListener("keydown", eventForward, false);
document.addEventListener("keyup", eventForward, false);
var vtk = WrappedMace(Module).then((runtime) => {
var renderer = new Module.vtkRenderer();
var renWin = new Module.vtkSDL2OpenGLRenderWindow();
renWin.AddRenderer(renderer);
var iren = new Module.vtkSDL2RenderWindowInteractor();
iren.SetRenderWindow(renWin);
var sphere = new Module.vtkSphereSource();
sphere.SetThetaResolution(8);
sphere.SetPhiResolution(8);
var sphereMapper = new Module.vtkPolyDataMapper();
sphereMapper.SetInputConnection(sphere.GetOutputPort());
var sphereActor = new Module.vtkActor();
sphereActor.SetMapper(sphereMapper);
var cone = new Module.vtkConeSource();
cone.SetResolution(6);
var glyph = new Module.vtkGlyph3D();
glyph.SetInputConnection(sphere.GetOutputPort());
glyph.SetSourceConnection(cone.GetOutputPort());
glyph.SetVectorModeToUseNormal();
glyph.SetScaleModeToScaleByVector();
glyph.SetScaleFactor(0.25);
var spikeMapper = new Module.vtkPolyDataMapper();
spikeMapper.SetInputConnection(glyph.GetOutputPort());
var spikeActor = new Module.vtkActor();
spikeActor.SetMapper(spikeMapper);
renderer.AddActor(sphereActor);
renderer.AddActor(spikeActor);
renderer.SetBackground(0.2, 0.3, 0.4);
renWin.SetSize(300, 300);
// interact with data
renWin.Render();
// expose to the console for easy access
runtime.instances = {
renderer,
renWin,
iren,
cone,
glyph,
sphere,
sphereMapper,
sphereActor,
spikeMapper,
spikeActor,
};
iren.AddEventHandler();
});
</script>
</body>
</html>
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