线贴图 速度相同 切换有问题

src/Obj/Base/PolylineObject/index.js

@@ -335,9 +335,13 @@ class PolylineObject extends Base {
       this._elms.lineWidth.forEach(item => {
         item.value = this.options.width
       })
-    this.entity &&
+    if (this.entity && this.entity.polyline) {
-      this.entity.polyline &&
+      this.entity.polyline.width = this.entity.polyline.width + v - this.entity.polyline.oriWidth
-      (this.entity.polyline.width = this.options.width)
+      this.entity.polyline.oriWidth = this.options.width
+    }
+    // this.entity &&
+    //   this.entity.polyline &&
+    //   (this.entity.polyline.width = this.options.width) && (this.entity.polyline.oriWidth = this.options.width)
   }
 
   get lineType() {
@@ -1316,6 +1320,7 @@ class PolylineObject extends Base {
         zIndex: that.sdk._entityZIndex
       }
     })
+    that.entity.polyline.oriWidth = that.options.width
     that.sdk._entityZIndex++
     PolylineObject.createLabel(that)
     // that.entity.polyline.positionsLngLat = positions

src/Obj/Materail/LineTextureMaterialProperty.js

@@ -12,7 +12,7 @@ function LineTexture() {
       this.image = options.image || "";
       this.color = new Cesium.Color.fromCssColorString(options.color || "rgba(255,255,255,1)");
       this.speed = options.speed != undefined ? options.speed : 1.0;
-      this.repeat = options.repeat || 1.0;
+      this.repeat = options.repeat || new Cesium.Cartesian2(1.0, 1.0);
     }
 
     get isConstant() {
@@ -52,7 +52,7 @@ function LineTexture() {
       result.repeat = Cesium.Property.getValueOrDefault(
         this._repeat,
         time,
-        1.0,
+        new Cesium.Cartesian2(1.0, 1.0),
         result.repeat
       );
       result.frameNumber = Cesium.getTimestamp();
@@ -85,14 +85,14 @@ function LineTexture() {
         uniform vec4 color;
         uniform sampler2D image;
         uniform float speed;
-        uniform float repeat;
+        // uniform float repeat;
         czm_material czm_getMaterial(czm_materialInput materialInput)
         {
           czm_material material = czm_getDefaultMaterial(materialInput);
           vec2 st = materialInput.st;
-          st.s *= repeat; // 关键：通过repeat控制纹理密度
+          st.s *= repeat.x; // 关键：通过repeat控制纹理密度
           // vec4 colorImage = texture2D(image, vec2(fract(st.s + speed*czm_frameNumber* 0.01), st.t));
-          vec4 colorImage = speed==0.0?texture2D(image, vec2(fract(st.s), st.t)):texture2D(image, vec2(fract(st.s + frameNumber / 1000.0 / speed * repeat ), st.t));
+          vec4 colorImage = speed==0.0?texture2D(image, vec2(fract(st.s), st.t)):texture2D(image, vec2(fract(st.s + frameNumber / 1000.0 / speed * repeat.x / repeat.y ), st.t));
           material.alpha = colorImage.a * color.a;
           material.diffuse = color.rgb;
           return material;
@@ -106,7 +106,7 @@ function LineTexture() {
         uniforms: {
           color: new Cesium.Color(1.0, 1.0, 1.0, 1.0),
           image: '',
-          repeat: 1.0,
+          repeat: new Cesium.Cartesian2(1.0, 1.0),
           speed: 1.0,
           frameNumber: Cesium.getTimestamp(),
           uTime: 1

src/Tools/index.js

@@ -585,8 +585,6 @@ class Tools {
   getMaterial(color = '#2ab0c2', type = 0, entity = null, newParam = {}) {
     let material = ''
 
-
-
     switch (Number(type)) {
 
       case 1: //虚线
@@ -645,8 +643,18 @@ class Tools {
           space: newParam.space,
           speed: newParam.speed
         }
-        let arr = [7, 8, 9, 10, 11]
+        let arr = {
+          '7': 10,
+          '8': 3,
+          '9': 4,
+          '10': 4,
+          '11': 4,
+          '12': 2
+        }
         param.speed = newParam.rotate ? param.speed : 0 - param.speed
+        console.log(entity.polyline.oriWidth, arr[type + ''], type, 'oriWidth')
+        entity.polyline.width = entity.polyline.oriWidth + arr[type + '']
+
         this.getFlowTexture(this, param, entity)
 
         break
@@ -683,6 +691,8 @@ class Tools {
 
       // let repeat = getRepeat()
       // }, false)
+      entity.polyline.material.oriRepeat = undefined
+      entity.polyline.material.oriSpeed = undefined
       entity.polyline.material = new Cesium.LineTextureMaterialProperty(
         {
           color: options.color,
@@ -696,8 +706,8 @@ class Tools {
             var positions = positionProperty.getValue(that.sdk.viewer.clock.currentTime);
 
             if (!Cesium.defined(positions)) {
-              // return new Cesium.Cartesian2(1.0, 1.0);
+              return new Cesium.Cartesian2(1.0, 1.0);
-              return 1.0;
+              // return 1.0;
             }
 
             var distance = 0;
@@ -721,14 +731,21 @@ class Tools {
             var groundResolution = that.sdk.viewer.scene.camera.getPixelSize(boundingSphere, drawingBufferWidth, drawingBufferHeight)
             // repeatX *= groundResolution / cameraHeight / ((myImg.width / myImg.height * 5) + 1);
             repeatX *= groundResolution / cameraHeight / (options.space * (canvasEle.width / canvasEle.height * 5) + 1);
+            let speed
+            if (entity.polyline.material.oriRepeat) {
+              speed = repeatX / entity.polyline.material.oriRepeat
+            } else {
+              entity.polyline.material.oriRepeat = repeatX
+            }
             // if (repeatX < 3) {
             //   repeatX = 3
             // }
-            // return new Cesium.Cartesian2(repeatX, 1.0);
+            return new Cesium.Cartesian2(repeatX, speed || 1.0);
-            return repeatX;
+            // return repeatX;
           })
         }
       )
+      entity.polyline.material.oriSpeed = options.speed
     }
   }