Press n or j to go to the next uncovered block, b, p or k for the previous block.
| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 | 54x 54x 54x 54x 54x 54x 188x 188x 188x 108x 80x 80x 188x 188x 80x 89x 80x 12x 12x 12x 12x 12x 80x 80x 89x 89x 12x 12x 12x 12x 89x 89x 74x 74x 74x 89x 80x 108x 108x 129x 129x 129x 129x 27x 27x 27x 27x 27x 27x 27x 102x 102x 102x 102x 102x 77x 77x 77x 77x 102x 108x 83x 77x 68x 9x 9x 54x | import { Types } from '@ohif/core';
import { cache as cs3DCache, Enums, volumeLoader } from '@cornerstonejs/core';
import getCornerstoneViewportType from '../../utils/getCornerstoneViewportType';
import { StackViewportData, VolumeViewportData } from '../../types/CornerstoneCacheService';
import { VOLUME_LOADER_SCHEME } from '../../constants';
class CornerstoneCacheService {
static REGISTRATION = {
name: 'cornerstoneCacheService',
altName: 'CornerstoneCacheService',
create: ({ servicesManager }: Types.Extensions.ExtensionParams): CornerstoneCacheService => {
return new CornerstoneCacheService(servicesManager);
},
};
stackImageIds: Map<string, string[]> = new Map();
volumeImageIds: Map<string, string[]> = new Map();
readonly servicesManager: AppTypes.ServicesManager;
constructor(servicesManager: AppTypes.ServicesManager) {
this.servicesManager = servicesManager;
}
public getCacheSize() {
return cs3DCache.getCacheSize();
}
public getCacheFreeSpace() {
return cs3DCache.getBytesAvailable();
}
public async createViewportData(
displaySets: Types.DisplaySet[],
viewportOptions: AppTypes.ViewportGrid.GridViewportOptions,
dataSource: unknown,
initialImageIndex?: number
): Promise<StackViewportData | VolumeViewportData> {
const viewportType = viewportOptions.viewportType as string;
const cs3DViewportType = getCornerstoneViewportType(viewportType, displaySets);
let viewportData: StackViewportData | VolumeViewportData;
if (
cs3DViewportType === Enums.ViewportType.ORTHOGRAPHIC ||
cs3DViewportType === Enums.ViewportType.VOLUME_3D
) {
viewportData = await this._getVolumeViewportData(dataSource, displaySets, cs3DViewportType);
} else if (cs3DViewportType === Enums.ViewportType.STACK) {
// Everything else looks like a stack
viewportData = await this._getStackViewportData(
dataSource,
displaySets,
initialImageIndex,
cs3DViewportType
);
} else E{
viewportData = await this._getOtherViewportData(
dataSource,
displaySets,
initialImageIndex,
cs3DViewportType
);
}
viewportData.viewportType = cs3DViewportType;
return viewportData;
}
public async invalidateViewportData(
viewportData: VolumeViewportData | StackViewportData,
invalidatedDisplaySetInstanceUID: string,
dataSource,
displaySetService
): Promise<VolumeViewportData | StackViewportData> {
Iif (viewportData.viewportType === Enums.ViewportType.STACK) {
const displaySet = displaySetService.getDisplaySetByUID(invalidatedDisplaySetInstanceUID);
const imageIds = this._getCornerstoneStackImageIds(displaySet, dataSource);
// remove images from the cache to be able to re-load them
imageIds.forEach(imageId => {
Iif (cs3DCache.getImageLoadObject(imageId)) {
cs3DCache.removeImageLoadObject(imageId);
}
});
return {
viewportType: Enums.ViewportType.STACK,
data: {
StudyInstanceUID: displaySet.StudyInstanceUID,
displaySetInstanceUID: invalidatedDisplaySetInstanceUID,
imageIds,
},
};
}
// Todo: grab the volume and get the id from the viewport itself
const volumeId = `${VOLUME_LOADER_SCHEME}:${invalidatedDisplaySetInstanceUID}`;
const volume = cs3DCache.getVolume(volumeId);
Iif (volume) {
Iif (volume.imageIds) {
// also for each imageId in the volume, remove the imageId from the cache
// since that will hold the old metadata as well
volume.imageIds.forEach(imageId => {
Iif (cs3DCache.getImageLoadObject(imageId)) {
cs3DCache.removeImageLoadObject(imageId, { force: true });
}
});
}
// this shouldn't be via removeVolumeLoadObject, since that will
// remove the texture as well, but here we really just need a remove
// from registry so that we load it again
cs3DCache._volumeCache.delete(volumeId);
this.volumeImageIds.delete(volumeId);
}
const displaySets = viewportData.data.map(({ displaySetInstanceUID }) =>
displaySetService.getDisplaySetByUID(displaySetInstanceUID)
);
const newViewportData = await this._getVolumeViewportData(
dataSource,
displaySets,
viewportData.viewportType
);
return newViewportData;
}
private async _getOtherViewportData(
dataSource,
displaySets,
_initialImageIndex,
viewportType: Enums.ViewportType
): Promise<StackViewportData> {
// TODO - handle overlays and secondary display sets, but for now assume
// the 1st display set is the one of interest
const [displaySet] = displaySets;
Iif (!displaySet.imageIds) {
displaySet.imagesIds = this._getCornerstoneStackImageIds(displaySet, dataSource);
}
const { imageIds: data, viewportType: dsViewportType } = displaySet;
return {
viewportType: dsViewportType || viewportType,
data: displaySets,
};
}
private async _getStackViewportData(
dataSource,
displaySets,
initialImageIndex,
viewportType: Enums.ViewportType
): Promise<StackViewportData> {
const { uiNotificationService } = this.servicesManager.services;
const overlayDisplaySets = displaySets.filter(ds => ds.isOverlayDisplaySet);
for (const overlayDisplaySet of overlayDisplaySets) {
if (overlayDisplaySet.load && overlayDisplaySet.load instanceof Function) {
const { userAuthenticationService } = this.servicesManager.services;
const headers = userAuthenticationService.getAuthorizationHeader();
try {
await overlayDisplaySet.load({ headers });
} catch (e) {
uiNotificationService.show({
title: 'Error loading displaySet',
message: e.message,
type: 'error',
});
console.error(e);
}
}
}
// Ensuring the first non-overlay `displaySet` is always the primary one
const StackViewportData = [];
for (const displaySet of displaySets) {
const { displaySetInstanceUID, StudyInstanceUID, isCompositeStack } = displaySet;
if (displaySet.load && displaySet.load instanceof Function) {
const { userAuthenticationService } = this.servicesManager.services;
const headers = userAuthenticationService.getAuthorizationHeader();
try {
await displaySet.load({ headers });
} catch (e) {
uiNotificationService.show({
title: 'Error loading displaySet',
message: e.message,
type: 'error',
});
console.error(e);
}
}
let stackImageIds = this.stackImageIds.get(displaySet.displaySetInstanceUID);
if (!stackImageIds) {
stackImageIds = this._getCornerstoneStackImageIds(displaySet, dataSource);
// assign imageIds to the displaySet
displaySet.imageIds = stackImageIds;
this.stackImageIds.set(displaySet.displaySetInstanceUID, stackImageIds);
}
StackViewportData.push({
StudyInstanceUID,
displaySetInstanceUID,
isCompositeStack,
imageIds: stackImageIds,
initialImageIndex,
});
}
return {
viewportType,
data: StackViewportData,
};
}
private async _getVolumeViewportData(
dataSource,
displaySets,
viewportType: Enums.ViewportType
): Promise<VolumeViewportData> {
// Todo: Check the cache for multiple scenarios to see if we need to
// decache the volume data from other viewports or not
const volumeData = [];
for (const displaySet of displaySets) {
const { Modality } = displaySet;
const isParametricMap = Modality === 'PMAP';
const isSeg = Modality === 'SEG';
// Don't create volumes for the displaySets that have custom load
// function (e.g., SEG, RT, since they rely on the reference volumes
// and they take care of their own loading after they are created in their
// getSOPClassHandler method
if (displaySet.load && displaySet.load instanceof Function) {
const { userAuthenticationService } = this.servicesManager.services;
const headers = userAuthenticationService.getAuthorizationHeader();
try {
await displaySet.load({ headers });
} catch (e) {
const { uiNotificationService } = this.servicesManager.services;
uiNotificationService.show({
title: 'Error loading displaySet',
message: e.message,
type: 'error',
});
console.error(e);
}
// Parametric maps have a `load` method but it should not be loaded in the
// same way as SEG and RTSTRUCT but like a normal volume
if (!isParametricMap) {
volumeData.push({
studyInstanceUID: displaySet.StudyInstanceUID,
displaySetInstanceUID: displaySet.displaySetInstanceUID,
});
// Todo: do some cache check and empty the cache if needed
continue;
}
}
const volumeLoaderSchema = displaySet.volumeLoaderSchema ?? VOLUME_LOADER_SCHEME;
const volumeId = `${volumeLoaderSchema}:${displaySet.displaySetInstanceUID}`;
let volumeImageIds = this.volumeImageIds.get(displaySet.displaySetInstanceUID);
let volume = cs3DCache.getVolume(volumeId);
// Parametric maps do not have image ids but they already have volume data
// therefore a new volume should not be created.
if (!isParametricMap && !isSeg && (!volumeImageIds || !volume)) {
volumeImageIds = this._getCornerstoneVolumeImageIds(displaySet, dataSource);
volume = await volumeLoader.createAndCacheVolume(volumeId, {
imageIds: volumeImageIds,
});
this.volumeImageIds.set(displaySet.displaySetInstanceUID, volumeImageIds);
// Add imageIds to the displaySet for volumes
displaySet.imageIds = volumeImageIds;
}
volumeData.push({
StudyInstanceUID: displaySet.StudyInstanceUID,
displaySetInstanceUID: displaySet.displaySetInstanceUID,
volume,
volumeId,
imageIds: volumeImageIds,
isDynamicVolume: displaySet.isDynamicVolume,
});
}
return {
viewportType,
data: volumeData,
};
}
private _getCornerstoneStackImageIds(displaySet, dataSource): string[] {
return dataSource.getImageIdsForDisplaySet(displaySet);
}
private _getCornerstoneVolumeImageIds(displaySet, dataSource): string[] {
if (displaySet.imageIds) {
return displaySet.imageIds;
}
const stackImageIds = this._getCornerstoneStackImageIds(displaySet, dataSource);
return stackImageIds;
}
}
export default CornerstoneCacheService;
|