优化demo

This commit is contained in:
caizhitao 2020-01-12 00:35:56 +08:00
parent 7e197c0892
commit ba90b2170c
6 changed files with 718 additions and 125 deletions

View File

@ -3,7 +3,7 @@
// 原理:
// 1. 画圆
// 2. 圆心高亮(透明度=1.0),圆边缘不亮(透明度=0.0
// 3. 在原图像上方叠加圆
// 4. 在原图像上方叠加圆
CCEffect %{
techniques:
@ -21,7 +21,7 @@ CCEffect %{
# 扩散颜色
centerColor: {
value: [1.0, 0.0, 0.0, 1.0],
value: [1.0, 1.0, 0.0, 1.0],
inspector: {
type: color,
tooltip: "发光颜色"
@ -30,7 +30,7 @@ CCEffect %{
# 扩散起点坐标
centerPoint: {
value: [0.5, 0.5],
value: [0.2, 0.2],
inspector: {
tooltip: "扩散起点坐标"
}
@ -38,7 +38,7 @@ CCEffect %{
# 扩散半径
radius: {
value: 0.2,
value: 0.4,
inspector: {
tooltip: "扩散半径"
}
@ -98,15 +98,15 @@ CCProgram fs %{
// 扩散颜色
vec4 centerColor;
// // 因为现在cc不支持 vec2 数组,所以只能用 vec4 数组
// // 而一个 vec4 就包含两个 vec2 ,共计 4 个属性所以如果数组是4就表示有8个点了
// vec4 points[4];
// 扩散起点坐标
vec2 centerPoint;
// 扩展半径
float radius;
// 裁剪掉透明区域上的点光
// ps编辑器还不支持 bool 类型的样子,因此没在 CCEffect 中定义 cropAlpha
bool cropAlpha;
}
/**
@ -116,13 +116,15 @@ CCProgram fs %{
// 计算当前 uv 到扩散起点的距离
float dis = distance(v_uv0, centerPoint);
// 第一步裁剪
// 找出扩散范围扩散范围为1.0透明度其他范围为0.0透明度
float a = step(dis, radius);
float a = 1.0 ;
// // 第二步裁剪
// // 本来透明的uv不要
// a *= step(0.01, textureColor.a);
// 裁剪掉透明区域上的点光
if (cropAlpha) {
a *= step(0.01, textureColor.a);
}
// 裁剪掉扩散范围外的uv
// a *= step(dis, radius);
// 加入从中心往外渐变的效果
a *= 1.0 - (dis / radius);

View File

@ -5,11 +5,11 @@
{
"glsl1": {
"vert": "\nprecision highp float;\nuniform mat4 cc_matViewProj;\nuniform mat4 cc_matWorld;\n\nattribute vec3 a_position;\nattribute vec4 a_color;\nvarying vec4 v_color;\n\n#if USE_TEXTURE\nattribute vec2 a_uv0;\nvarying vec2 v_uv0;\n#endif\n\nvoid main () {\n vec4 pos = vec4(a_position, 1);\n\n #if CC_USE_MODEL\n pos = cc_matViewProj * cc_matWorld * pos;\n #else\n pos = cc_matViewProj * pos;\n #endif\n\n #if USE_TEXTURE\n v_uv0 = a_uv0;\n #endif\n\n v_color = a_color;\n\n gl_Position = pos;\n}\n",
"frag": "\nprecision highp float;\n\n#if USE_ALPHA_TEST\n \n uniform float alphaThreshold;\n#endif\n\nvoid ALPHA_TEST (in vec4 color) {\n #if USE_ALPHA_TEST\n if (color.a < alphaThreshold) discard;\n #endif\n}\n\nvoid ALPHA_TEST (in float alpha) {\n #if USE_ALPHA_TEST\n if (alpha < alphaThreshold) discard;\n #endif\n}\n\nvarying vec4 v_color;\n\n#if USE_TEXTURE\nvarying vec2 v_uv0;\nuniform sampler2D texture;\n#endif\n\n#if ENABLE_DIFFUSION\nuniform vec4 centerColor;\nuniform vec2 centerPoint;\nuniform float radius;\n/**\n * 添加某个扩散点后混合后的纹理颜色\n */\nvec4 addDiffusionColor(vec4 textureColor, vec2 centerPoint, float radius, vec4 centerColor) {\n\n float dis = distance(v_uv0, centerPoint);\n\n float a = step(dis, radius);\n\n a *= 1.0 - (dis / radius);\n\n vec4 diffusionColor = centerColor * a;\n\n return textureColor * textureColor.a + diffusionColor;\n}\n#endif\n\nvoid main () {\n vec4 o = vec4(1, 1, 1, 1);\n\n #if USE_TEXTURE\n o *= texture2D(texture, v_uv0);\n #if CC_USE_ALPHA_ATLAS_TEXTURE\n o.a *= texture2D(texture, v_uv0 + vec2(0, 0.5)).r;\n #endif\n #endif\n\n o *= v_color;\n\n ALPHA_TEST(o);\n\n gl_FragColor = o;\n \n #if ENABLE_DIFFUSION\n gl_FragColor = addDiffusionColor(gl_FragColor, centerPoint, radius, centerColor);\n #endif\n}\n"
"frag": "\nprecision highp float;\n\n#if USE_ALPHA_TEST\n \n uniform float alphaThreshold;\n#endif\n\nvoid ALPHA_TEST (in vec4 color) {\n #if USE_ALPHA_TEST\n if (color.a < alphaThreshold) discard;\n #endif\n}\n\nvoid ALPHA_TEST (in float alpha) {\n #if USE_ALPHA_TEST\n if (alpha < alphaThreshold) discard;\n #endif\n}\n\nvarying vec4 v_color;\n\n#if USE_TEXTURE\nvarying vec2 v_uv0;\nuniform sampler2D texture;\n#endif\n\n#if ENABLE_DIFFUSION\nuniform vec4 centerColor;\nuniform vec2 centerPoint;\nuniform float radius;\nuniform bool cropAlpha;\n/**\n * 添加某个扩散点后混合后的纹理颜色\n */\nvec4 addDiffusionColor(vec4 textureColor, vec2 centerPoint, float radius, vec4 centerColor) {\n\n float dis = distance(v_uv0, centerPoint);\n\n float a = 1.0 ;\n\n if (cropAlpha) {\n a *= step(0.01, textureColor.a);\n }\n\n a *= 1.0 - (dis / radius);\n\n vec4 diffusionColor = centerColor * a;\n\n return textureColor * textureColor.a + diffusionColor;\n}\n#endif\n\nvoid main () {\n vec4 o = vec4(1, 1, 1, 1);\n\n #if USE_TEXTURE\n o *= texture2D(texture, v_uv0);\n #if CC_USE_ALPHA_ATLAS_TEXTURE\n o.a *= texture2D(texture, v_uv0 + vec2(0, 0.5)).r;\n #endif\n #endif\n\n o *= v_color;\n\n ALPHA_TEST(o);\n\n gl_FragColor = o;\n \n #if ENABLE_DIFFUSION\n gl_FragColor = addDiffusionColor(gl_FragColor, centerPoint, radius, centerColor);\n #endif\n}\n"
},
"glsl3": {
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"frag": "\nprecision highp float;\n\n#if USE_ALPHA_TEST\n \n uniform ALPHA_TEST {\n float alphaThreshold;\n }\n#endif\n\nvoid ALPHA_TEST (in vec4 color) {\n #if USE_ALPHA_TEST\n if (color.a < alphaThreshold) discard;\n #endif\n}\n\nvoid ALPHA_TEST (in float alpha) {\n #if USE_ALPHA_TEST\n if (alpha < alphaThreshold) discard;\n #endif\n}\n\nin vec4 v_color;\n\n#if USE_TEXTURE\nin vec2 v_uv0;\nuniform sampler2D texture;\n#endif\n\n#if ENABLE_DIFFUSION\nuniform Diffusion {\n\n vec4 centerColor;\n\n vec2 centerPoint;\n\n float radius;\n}\n\n/**\n * 添加某个扩散点后混合后的纹理颜色\n */\nvec4 addDiffusionColor(vec4 textureColor, vec2 centerPoint, float radius, vec4 centerColor) {\n\n float dis = distance(v_uv0, centerPoint);\n\n float a = step(dis, radius);\n\n a *= 1.0 - (dis / radius);\n\n vec4 diffusionColor = centerColor * a;\n\n return textureColor * textureColor.a + diffusionColor;\n}\n#endif\n\nvoid main () {\n vec4 o = vec4(1, 1, 1, 1);\n\n #if USE_TEXTURE\n o *= texture(texture, v_uv0);\n #if CC_USE_ALPHA_ATLAS_TEXTURE\n o.a *= texture2D(texture, v_uv0 + vec2(0, 0.5)).r;\n #endif\n #endif\n\n o *= v_color;\n\n ALPHA_TEST(o);\n\n gl_FragColor = o;\n \n #if ENABLE_DIFFUSION\n gl_FragColor = addDiffusionColor(gl_FragColor, centerPoint, radius, centerColor);\n #endif\n}\n"
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}
}
],

View File

@ -11,6 +11,6 @@
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View File

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"_id": "f39gCrxQlNa7kZ9Ne/c+/b"
},
{
"__type__": "cc.Toggle",
"_name": "",
"_objFlags": 0,
"node": {
"__id__": 99
},
"_enabled": true,
"_normalMaterial": {
"__uuid__": "eca5d2f2-8ef6-41c2-bbe6-f9c79d09c432"
},
"_grayMaterial": null,
"duration": 0.1,
"zoomScale": 1.2,
"clickEvents": [],
"_N$interactable": true,
"_N$enableAutoGrayEffect": false,
"_N$transition": 3,
"transition": 3,
"_N$normalColor": {
"__type__": "cc.Color",
"r": 214,
"g": 214,
"b": 214,
"a": 255
},
"_N$pressedColor": {
"__type__": "cc.Color",
"r": 211,
"g": 211,
"b": 211,
"a": 255
},
"pressedColor": {
"__type__": "cc.Color",
"r": 211,
"g": 211,
"b": 211,
"a": 255
},
"_N$hoverColor": {
"__type__": "cc.Color",
"r": 255,
"g": 255,
"b": 255,
"a": 255
},
"hoverColor": {
"__type__": "cc.Color",
"r": 255,
"g": 255,
"b": 255,
"a": 255
},
"_N$disabledColor": {
"__type__": "cc.Color",
"r": 124,
"g": 124,
"b": 124,
"a": 255
},
"_N$normalSprite": null,
"_N$pressedSprite": null,
"pressedSprite": null,
"_N$hoverSprite": null,
"hoverSprite": null,
"_N$disabledSprite": null,
"_N$target": {
"__id__": 100
},
"_N$isChecked": true,
"toggleGroup": null,
"checkMark": {
"__id__": 103
},
"checkEvents": [],
"_id": "7bKEFTsjNDwasqgjeKI1fQ"
},
{
"__type__": "cc.Widget",
"_name": "",
"_objFlags": 0,
"node": {
"__id__": 95
},
"_enabled": true,
"alignMode": 1,
"_target": null,
"_alignFlags": 40,
"_left": 0,
"_right": 0,
"_top": 0,
"_bottom": 0,
"_verticalCenter": 0,
"_horizontalCenter": 0,
"_isAbsLeft": true,
"_isAbsRight": true,
"_isAbsTop": true,
"_isAbsBottom": true,
"_isAbsHorizontalCenter": true,
"_isAbsVerticalCenter": true,
"_originalWidth": 461.38,
"_originalHeight": 0,
"_id": "efiFYhAgxFpY9khUf6wQ/S"
},
{
"__type__": "cc.Widget",
"_name": "",
@ -4350,7 +4936,7 @@
"_layoutSize": {
"__type__": "cc.Size",
"width": 576,
"height": 444
"height": 540
},
"_resize": 1,
"_N$layoutType": 2,
@ -4381,31 +4967,31 @@
},
"_children": [
{
"__id__": 98
"__id__": 110
},
{
"__id__": 100
"__id__": 112
},
{
"__id__": 102
"__id__": 114
},
{
"__id__": 104
"__id__": 116
},
{
"__id__": 106
"__id__": 118
},
{
"__id__": 108
"__id__": 120
}
],
"_active": true,
"_components": [
{
"__id__": 110
"__id__": 122
},
{
"__id__": 111
"__id__": 123
}
],
"_prefab": null,
@ -4461,13 +5047,13 @@
"_name": "ball_0",
"_objFlags": 0,
"_parent": {
"__id__": 97
"__id__": 109
},
"_children": [],
"_active": true,
"_components": [
{
"__id__": 99
"__id__": 111
}
],
"_prefab": null,
@ -4523,7 +5109,7 @@
"_name": "",
"_objFlags": 0,
"node": {
"__id__": 98
"__id__": 110
},
"_enabled": true,
"_materials": [
@ -4555,13 +5141,13 @@
"_name": "cocos_logo",
"_objFlags": 0,
"_parent": {
"__id__": 97
"__id__": 109
},
"_children": [],
"_active": true,
"_components": [
{
"__id__": 101
"__id__": 113
}
],
"_prefab": null,
@ -4617,7 +5203,7 @@
"_name": "",
"_objFlags": 0,
"node": {
"__id__": 100
"__id__": 112
},
"_enabled": true,
"_materials": [
@ -4649,13 +5235,13 @@
"_name": "ball_1",
"_objFlags": 0,
"_parent": {
"__id__": 97
"__id__": 109
},
"_children": [],
"_active": true,
"_components": [
{
"__id__": 103
"__id__": 115
}
],
"_prefab": null,
@ -4711,7 +5297,7 @@
"_name": "",
"_objFlags": 0,
"node": {
"__id__": 102
"__id__": 114
},
"_enabled": true,
"_materials": [
@ -4743,13 +5329,13 @@
"_name": "video_btn",
"_objFlags": 0,
"_parent": {
"__id__": 97
"__id__": 109
},
"_children": [],
"_active": true,
"_components": [
{
"__id__": 105
"__id__": 117
}
],
"_prefab": null,
@ -4805,7 +5391,7 @@
"_name": "",
"_objFlags": 0,
"node": {
"__id__": 104
"__id__": 116
},
"_enabled": true,
"_materials": [
@ -4837,13 +5423,13 @@
"_name": "SystemFont",
"_objFlags": 0,
"_parent": {
"__id__": 97
"__id__": 109
},
"_children": [],
"_active": true,
"_components": [
{
"__id__": 107
"__id__": 119
}
],
"_prefab": null,
@ -4899,7 +5485,7 @@
"_name": "",
"_objFlags": 0,
"node": {
"__id__": 106
"__id__": 118
},
"_enabled": true,
"_materials": [
@ -4929,13 +5515,13 @@
"_name": "BmFont",
"_objFlags": 0,
"_parent": {
"__id__": 97
"__id__": 109
},
"_children": [],
"_active": true,
"_components": [
{
"__id__": 109
"__id__": 121
}
],
"_prefab": null,
@ -4991,7 +5577,7 @@
"_name": "",
"_objFlags": 0,
"node": {
"__id__": 108
"__id__": 120
},
"_enabled": true,
"_materials": [
@ -5023,7 +5609,7 @@
"_name": "",
"_objFlags": 0,
"node": {
"__id__": 97
"__id__": 109
},
"_enabled": true,
"alignMode": 1,
@ -5050,7 +5636,7 @@
"_name": "",
"_objFlags": 0,
"node": {
"__id__": 97
"__id__": 109
},
"_enabled": true,
"_layoutSize": {

View File

@ -2,9 +2,7 @@ const { ccclass, property } = cc._decorator;
@ccclass
export default class LocalDiffusionCtrl extends cc.Component {
private _centerPointPos: cc.Vec2 = cc.v2(0.5, 0.5);
private _centerColor: cc.Color = cc.Color.RED;
private _radius: number = 0.2;
private _localDiffusionUniform: LocalDiffusionUniform = new LocalDiffusionUniform();
onEnable() {
this.node.on(cc.Node.EventType.TOUCH_START, this._onTouchStart, this);
@ -28,50 +26,51 @@ export default class LocalDiffusionCtrl extends cc.Component {
// 将触摸点转换为OPENGL坐标系并归一化
// OpenGl 坐标系原点在左上角
this._centerPointPos = cc.v2(
this._localDiffusionUniform.certerPoint = cc.v2(
this.node.anchorX + touchPointInNodeSpace.x / this.node.width,
1 - (this.node.anchorY + touchPointInNodeSpace.y / this.node.height)
);
this._updateMaterial({
centerColor: this._centerColor,
certerPoint: this._centerPointPos,
radius: this._radius
});
this._updateMaterial();
}
private _onPropertyChange(color: cc.Color, radius: number) {
this._centerColor = color;
this._radius = radius;
this._updateMaterial({
centerColor: this._centerColor,
certerPoint: this._centerPointPos,
radius: this._radius
});
private _onPropertyChange(localDiffusionUniform: LocalDiffusionUniform) {
this._localDiffusionUniform.centerColor = localDiffusionUniform.centerColor;
this._localDiffusionUniform.radius = localDiffusionUniform.radius;
this._localDiffusionUniform.cropAlpha = localDiffusionUniform.cropAlpha;
this._updateMaterial();
}
private _updateMaterial(param: {
/**
*
*/
centerColor: cc.Color;
/**
* ([0.0, 1.0], [0.0, 1.0])
*/
certerPoint: cc.Vec2;
/**
* [0.0, 1.0]
*/
radius: number;
}) {
private _updateMaterial() {
this.getComponents(cc.RenderComponent).forEach(renderComponent => {
let material: cc.Material = renderComponent.getMaterial(0);
material.setProperty("centerColor", param.centerColor);
material.setProperty("centerPoint", param.certerPoint);
material.setProperty("radius", param.radius);
material.setProperty("centerColor", this._localDiffusionUniform.centerColor);
material.setProperty("centerPoint", this._localDiffusionUniform.certerPoint);
material.setProperty("radius", this._localDiffusionUniform.radius);
material.setProperty("cropAlpha", this._localDiffusionUniform.cropAlpha);
renderComponent.setMaterial(0, material);
});
}
}
export class LocalDiffusionUniform {
/**
*
*/
centerColor: cc.Color = cc.Color.YELLOW;
/**
* ([0.0, 1.0], [0.0, 1.0])
*/
certerPoint: cc.Vec2 = cc.v2(0.5, 0.5);
/**
* [0.0, 1.0]
*/
radius: number = 0.5;
/**
*
*/
cropAlpha: boolean = true;
}

View File

@ -1,4 +1,4 @@
import LocalDiffusionCtrl from "./LocalDiffusionCtrl";
import LocalDiffusionCtrl, { LocalDiffusionUniform } from "./LocalDiffusionCtrl";
const { ccclass, property } = cc._decorator;
@ -19,25 +19,29 @@ export default class LocalDiffusionEffectScene extends cc.Component {
private _radiuSlider: cc.Slider = null;
private _radiuSliderLabel: cc.Label = null;
private _cropAlphaToggle: cc.Toggle = null;
private _examplesParentNode: cc.Node = null;
onLoad() {
cc.dynamicAtlasManager.enabled = false;
this._redSlider = cc.find("Canvas/Content/Sliders/ColorRedSlider/Slider").getComponent(cc.Slider);
this._redSliderLabel = cc.find("Canvas/Content/Sliders/ColorRedSlider/ValueLabel").getComponent(cc.Label);
this._redSlider = cc.find("Canvas/Content/Controller/ColorRedSlider/Slider").getComponent(cc.Slider);
this._redSliderLabel = cc.find("Canvas/Content/Controller/ColorRedSlider/ValueLabel").getComponent(cc.Label);
this._greenSlider = cc.find("Canvas/Content/Sliders/ColorGreenSlider/Slider").getComponent(cc.Slider);
this._greenSliderLabel = cc.find("Canvas/Content/Sliders/ColorGreenSlider/ValueLabel").getComponent(cc.Label);
this._greenSlider = cc.find("Canvas/Content/Controller/ColorGreenSlider/Slider").getComponent(cc.Slider);
this._greenSliderLabel = cc.find("Canvas/Content/Controller/ColorGreenSlider/ValueLabel").getComponent(cc.Label);
this._blueSlider = cc.find("Canvas/Content/Sliders/ColorBlueSlider/Slider").getComponent(cc.Slider);
this._blueSliderLabel = cc.find("Canvas/Content/Sliders/ColorBlueSlider/ValueLabel").getComponent(cc.Label);
this._blueSlider = cc.find("Canvas/Content/Controller/ColorBlueSlider/Slider").getComponent(cc.Slider);
this._blueSliderLabel = cc.find("Canvas/Content/Controller/ColorBlueSlider/ValueLabel").getComponent(cc.Label);
this._alphaSlider = cc.find("Canvas/Content/Sliders/ColorAlphaSlider/Slider").getComponent(cc.Slider);
this._alphaSliderLabel = cc.find("Canvas/Content/Sliders/ColorAlphaSlider/ValueLabel").getComponent(cc.Label);
this._alphaSlider = cc.find("Canvas/Content/Controller/ColorAlphaSlider/Slider").getComponent(cc.Slider);
this._alphaSliderLabel = cc.find("Canvas/Content/Controller/ColorAlphaSlider/ValueLabel").getComponent(cc.Label);
this._radiuSlider = cc.find("Canvas/Content/Sliders/RadiuSlider/Slider").getComponent(cc.Slider);
this._radiuSliderLabel = cc.find("Canvas/Content/Sliders/RadiuSlider/ValueLabel").getComponent(cc.Label);
this._radiuSlider = cc.find("Canvas/Content/Controller/RadiuSlider/Slider").getComponent(cc.Slider);
this._radiuSliderLabel = cc.find("Canvas/Content/Controller/RadiuSlider/ValueLabel").getComponent(cc.Label);
this._cropAlphaToggle = cc.find("Canvas/Content/Controller/CropAlphaToggle/Toggle").getComponent(cc.Toggle);
// 代码添加控制脚本
this._examplesParentNode = cc.find("Canvas/Content/Examples");
@ -47,26 +51,28 @@ export default class LocalDiffusionEffectScene extends cc.Component {
}
onEnable() {
this._redSlider.node.on("slide", this._onSliderChanged, this);
this._greenSlider.node.on("slide", this._onSliderChanged, this);
this._blueSlider.node.on("slide", this._onSliderChanged, this);
this._alphaSlider.node.on("slide", this._onSliderChanged, this);
this._radiuSlider.node.on("slide", this._onSliderChanged, this);
this._redSlider.node.on("slide", this._onPropertyChanged, this);
this._greenSlider.node.on("slide", this._onPropertyChanged, this);
this._blueSlider.node.on("slide", this._onPropertyChanged, this);
this._alphaSlider.node.on("slide", this._onPropertyChanged, this);
this._radiuSlider.node.on("slide", this._onPropertyChanged, this);
this._cropAlphaToggle.node.on("toggle", this._onPropertyChanged, this);
}
onDisable() {
this._redSlider.node.off("slide", this._onSliderChanged, this);
this._greenSlider.node.off("slide", this._onSliderChanged, this);
this._blueSlider.node.off("slide", this._onSliderChanged, this);
this._alphaSlider.node.off("slide", this._onSliderChanged, this);
this._radiuSlider.node.off("slide", this._onSliderChanged, this);
this._redSlider.node.off("slide", this._onPropertyChanged, this);
this._greenSlider.node.off("slide", this._onPropertyChanged, this);
this._blueSlider.node.off("slide", this._onPropertyChanged, this);
this._alphaSlider.node.off("slide", this._onPropertyChanged, this);
this._radiuSlider.node.off("slide", this._onPropertyChanged, this);
this._cropAlphaToggle.node.off("toggle", this._onPropertyChanged, this);
}
start() {
this._onSliderChanged();
this._onPropertyChanged();
}
private _onSliderChanged() {
private _onPropertyChanged() {
// 更新进度条值 Label 文本
this._redSliderLabel.string = `${this._redSlider.progress.toFixed(2)} | ${Math.round(255 * this._redSlider.progress)}`;
this._greenSliderLabel.string = `${this._greenSlider.progress.toFixed(2)} | ${Math.round(255 * this._greenSlider.progress)}`;
@ -76,16 +82,16 @@ export default class LocalDiffusionEffectScene extends cc.Component {
// 通知子节点更新材质
this._examplesParentNode.children.forEach(childNode => {
childNode.emit(
"on_property_change",
cc.color(
childNode.emit("on_property_change", <LocalDiffusionUniform>{
centerColor: cc.color(
Math.round(255 * this._redSlider.progress),
Math.round(255 * this._greenSlider.progress),
Math.round(255 * this._blueSlider.progress),
Math.round(255 * this._alphaSlider.progress)
),
this._radiuSlider.progress
);
radius: this._radiuSlider.progress,
cropAlpha: this._cropAlphaToggle.isChecked
});
});
}
}