/
index.ts
179 lines (143 loc) · 4.7 KB
/
index.ts
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import {
CONSTANTS,
Enums,
RenderingEngine,
setVolumesForViewports,
Types,
utilities,
volumeLoader,
} from '@cornerstonejs/core';
import * as cornerstoneTools from '@cornerstonejs/tools';
import {
addDropdownToToolbar,
createImageIdsAndCacheMetaData,
initDemo,
setTitleAndDescription,
} from '../../../../utils/demo/helpers';
// This is for debugging purposes
console.warn(
'Click on index.ts to open source code for this example --------->'
);
const {
ToolGroupManager,
TrackballRotateTool,
Enums: csToolsEnums,
} = cornerstoneTools;
const { ViewportType } = Enums;
const { MouseBindings } = csToolsEnums;
// Define a unique id for the volume
let renderingEngine;
const volumeName = 'CT_VOLUME_ID'; // Id of the volume less loader prefix
const volumeLoaderScheme = 'cornerstoneStreamingImageVolume'; // Loader id which defines which volume loader to use
const volumeId = `${volumeLoaderScheme}:${volumeName}`; // VolumeId with loader id + volume id
const renderingEngineId = 'myRenderingEngine';
const viewportId = '3D_VIEWPORT';
// ======== Set up page ======== //
setTitleAndDescription(
'3D Volume Rendering',
'Here we demonstrate how to 3D render a volume.'
);
const size = '500px';
const content = document.getElementById('content');
const viewportGrid = document.createElement('div');
viewportGrid.style.display = 'flex';
viewportGrid.style.display = 'flex';
viewportGrid.style.flexDirection = 'row';
const element1 = document.createElement('div');
element1.oncontextmenu = () => false;
element1.style.width = size;
element1.style.height = size;
viewportGrid.appendChild(element1);
content.appendChild(viewportGrid);
const instructions = document.createElement('p');
instructions.innerText = 'Click the image to rotate it.';
content.append(instructions);
addDropdownToToolbar({
options: {
values: CONSTANTS.VIEWPORT_PRESETS.map((preset) => preset.name),
defaultValue: 'CT-Bone',
},
onSelectedValueChange: (presetName) => {
const volumeActor = renderingEngine
.getViewport(viewportId)
.getDefaultActor().actor as Types.VolumeActor;
utilities.applyPreset(
volumeActor,
CONSTANTS.VIEWPORT_PRESETS.find((preset) => preset.name === presetName)
);
renderingEngine.render();
},
});
// ============================= //
/**
* Runs the demo
*/
async function run() {
// Init Cornerstone and related libraries
await initDemo();
const toolGroupId = 'TOOL_GROUP_ID';
// Add tools to Cornerstone3D
cornerstoneTools.addTool(TrackballRotateTool);
// Define a tool group, which defines how mouse events map to tool commands for
// Any viewport using the group
const toolGroup = ToolGroupManager.createToolGroup(toolGroupId);
// Add the tools to the tool group and specify which volume they are pointing at
toolGroup.addTool(TrackballRotateTool.toolName, {
configuration: { volumeId },
});
// Set the initial state of the tools, here we set one tool active on left click.
// This means left click will draw that tool.
toolGroup.setToolActive(TrackballRotateTool.toolName, {
bindings: [
{
mouseButton: MouseBindings.Primary, // Left Click
},
],
});
// Get Cornerstone imageIds and fetch metadata into RAM
const imageIds = await createImageIdsAndCacheMetaData({
StudyInstanceUID:
'1.3.6.1.4.1.14519.5.2.1.7009.2403.871108593056125491804754960339',
SeriesInstanceUID:
'1.3.6.1.4.1.14519.5.2.1.7009.2403.367700692008930469189923116409',
wadoRsRoot: 'https://domvja9iplmyu.cloudfront.net/dicomweb',
});
// Instantiate a rendering engine
renderingEngine = new RenderingEngine(renderingEngineId);
// Create the viewports
const viewportInputArray = [
{
viewportId: viewportId,
type: ViewportType.VOLUME_3D,
element: element1,
defaultOptions: {
orientation: Enums.OrientationAxis.CORONAL,
background: <Types.Point3>[0.2, 0, 0.2],
},
},
];
renderingEngine.setViewports(viewportInputArray);
// Set the tool group on the viewports
toolGroup.addViewport(viewportId, renderingEngineId);
// Define a volume in memory
const volume = await volumeLoader.createAndCacheVolume(volumeId, {
imageIds,
});
// Set the volume to load
volume.load();
setVolumesForViewports(renderingEngine, [{ volumeId }], [viewportId]).then(
() => {
const volumeActor = renderingEngine
.getViewport(viewportId)
.getDefaultActor().actor as Types.VolumeActor;
utilities.applyPreset(
volumeActor,
CONSTANTS.VIEWPORT_PRESETS.find((preset) => preset.name === 'CT-Bone')
);
viewport.render();
}
);
const viewport = renderingEngine.getViewport(viewportId);
renderingEngine.render();
}
run();