From aae5968d74ccbd92af857eeb0f9d73924407800b Mon Sep 17 00:00:00 2001
From: caiyiling <1321909229@qq.com>
Date: Mon, 30 Mar 2026 14:13:52 +0800
Subject: [PATCH] =?UTF-8?q?nm/ct=E8=9E=8D=E5=90=88=E6=9B=B4=E6=94=B9?=
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---
.../dicoms3D/components/PetCtViewport.vue | 43 +++++++++++------
...nColorMapTransferFunctionForVolumeActor.js | 46 +++++++++++++++++++
2 files changed, 76 insertions(+), 13 deletions(-)
create mode 100644 src/views/trials/trials-panel/reading/dicoms3D/components/helpers/setNmFusionColorMapTransferFunctionForVolumeActor.js
diff --git a/src/views/trials/trials-panel/reading/dicoms3D/components/PetCtViewport.vue b/src/views/trials/trials-panel/reading/dicoms3D/components/PetCtViewport.vue
index ab408feb..acf7dbf0 100644
--- a/src/views/trials/trials-panel/reading/dicoms3D/components/PetCtViewport.vue
+++ b/src/views/trials/trials-panel/reading/dicoms3D/components/PetCtViewport.vue
@@ -5,7 +5,7 @@
:style="{ color: series.Modality === 'PT' || series.Modality === 'NM' || isMip ? '#666' : '#ddd' }">
@@ -104,6 +104,7 @@ import {
setMipTransferFunctionForVolumeActor,
setPetTransferFunctionForVolumeActor
} from './helpers/index.js'
+import setNmFusionColorMapTransferFunctionForVolumeActor from './helpers/setNmFusionColorMapTransferFunctionForVolumeActor'
const { BlendModes, OrientationAxis } = Enums;
const { getColormap } = csUtils.colormap;
import { vec3, mat4 } from 'gl-matrix'
@@ -173,7 +174,7 @@ export default {
ptVolumeId: null,
loading: false,
Colorbar: null,
- fusionOpacity: 0.5,
+ fusionOpacity: 0.95,
topFusionVolumeActor: null,
currentVoiUpper: null
}
@@ -278,13 +279,13 @@ export default {
}
if (properties && properties.voiRange) {
var { lower, upper } = properties.voiRange
- if ((!upper || upper === 0) && this.currentVoiUpper > 0) {
+ if ((!upper || upper < 1) && this.currentVoiUpper >= 1) {
upper = this.currentVoiUpper
} else if (upper) {
this.currentVoiUpper = upper
}
- if (!upper) return
+ if (!upper || upper < 1) return
const { windowWidth, windowCenter } = csUtils.windowLevel.toWindowLevel(
lower,
@@ -554,7 +555,17 @@ export default {
const ptFusionEntry = {
volumeId: ptFusionVolumeId,
callback: (r) => {
- setPetColorMapTransferFunctionForVolumeActor({ ...r, volumeId: ptFusionVolumeId })
+ if (this.series.Modality === 'NM') {
+ setNmFusionColorMapTransferFunctionForVolumeActor({
+ ...r,
+ volumeId: ptFusionVolumeId,
+ })
+ } else {
+ setPetColorMapTransferFunctionForVolumeActor({
+ ...r,
+ volumeId: ptFusionVolumeId,
+ })
+ }
if (!this.fusionCtOnTop) {
this.topFusionVolumeActor = r.volumeActor
}
@@ -564,14 +575,20 @@ export default {
}
const volumes = []
- if (this.series.Modality !== 'NM') {
- volumes.push({
- volumeId: this.volumeId,
- callback: (r) => {
- console.log("融合pet渲染成功");
- }
- })
- }
+ // if (this.series.Modality !== 'NM') {
+ // volumes.push({
+ // volumeId: this.volumeId,
+ // callback: (r) => {
+ // console.log("融合pet渲染成功");
+ // }
+ // })
+ // }
+ volumes.push({
+ volumeId: this.volumeId,
+ callback: (r) => {
+ console.log("融合pet渲染成功");
+ }
+ })
if (this.fusionCtOnTop) {
volumes.push(ptFusionEntry, ctEntry)
diff --git a/src/views/trials/trials-panel/reading/dicoms3D/components/helpers/setNmFusionColorMapTransferFunctionForVolumeActor.js b/src/views/trials/trials-panel/reading/dicoms3D/components/helpers/setNmFusionColorMapTransferFunctionForVolumeActor.js
new file mode 100644
index 00000000..3a0433ab
--- /dev/null
+++ b/src/views/trials/trials-panel/reading/dicoms3D/components/helpers/setNmFusionColorMapTransferFunctionForVolumeActor.js
@@ -0,0 +1,46 @@
+import vtkColorTransferFunction from "@kitware/vtk.js/Rendering/Core/ColorTransferFunction";
+import vtkPiecewiseFunction from "@kitware/vtk.js/Common/DataModel/PiecewiseFunction";
+import { cache, metaData, utilities } from "@cornerstonejs/core";
+
+const { getColormap } = utilities.colormap;
+
+function getWindowCenterFromVolumeId(volumeId) {
+ if (!volumeId) return null;
+ const imageVolume = cache.getVolume?.(volumeId);
+ const imageId = imageVolume?.imageIds?.[0];
+ if (!imageId) return null;
+ const voiLutModule = metaData.get("voiLutModule", imageId);
+ const rawCenter = Array.isArray(voiLutModule?.windowCenter)
+ ? voiLutModule.windowCenter[0]
+ : voiLutModule?.windowCenter;
+ const center = Number(rawCenter);
+ return Number.isFinite(center) ? center : null;
+}
+
+export default function setPetColorMapTransferFunctionForVolumeActor({
+ volumeActor,
+ volumeId,
+ preset,
+}) {
+ const mapper = volumeActor.getMapper?.();
+ if (mapper?.setSampleDistance) {
+ mapper.setSampleDistance(1.0);
+ }
+
+ const cfun = vtkColorTransferFunction.newInstance();
+ const presetToUse = preset || getColormap("siemens");
+ cfun.applyColorMap(presetToUse);
+
+ const center = getWindowCenterFromVolumeId(volumeId);
+ const upper = Number.isFinite(center) && center > 1 ? center : 5;
+ cfun.setMappingRange(1, upper);
+
+ volumeActor.getProperty().setRGBTransferFunction(0, cfun);
+
+ const ofun = vtkPiecewiseFunction.newInstance();
+ const rampX = Number.isFinite(upper) && upper > 0 ? Math.min(0.1, upper * 0.02) : 0.1;
+ ofun.addPoint(0, 0.0);
+ ofun.addPoint(rampX, 0.9);
+ ofun.addPoint(upper, 1.0);
+ volumeActor.getProperty().setScalarOpacity(0, ofun);
+}