36 Commits
0.3.0 ... 0.6.0

Author SHA1 Message Date
caizhitao
9865eedc34 Merge branch 'release/0.6.0' 2020-01-17 09:38:47 +08:00
caizhitao
f109455742 update README and CHANGELOG 2020-01-17 09:38:41 +08:00
caizhitao
95a7a51357 Merge branch 'feature/opt_round_corner_crop' into dev 2020-01-17 00:11:35 +08:00
caizhitao
4ed91e0a3e 更新动图 2020-01-17 00:11:21 +08:00
caizhitao
f3c0ad079a 加入抗锯齿实现 2020-01-17 00:07:35 +08:00
caizhitao
f1256c5185 bugfix 2020-01-16 23:33:46 +08:00
caizhitao
f58540ead2 完善demo 2020-01-16 23:27:14 +08:00
caizhitao
bfe61e6494 完善圆角裁剪demo 2020-01-16 23:08:59 +08:00
caizhitao
c64f1ab144 加入v2版本圆角裁剪 2020-01-16 22:59:41 +08:00
caizhitao
deebc64aa2 更新圆角Effect的注释 2020-01-14 21:53:04 +08:00
caizhitao
af8aa46786 Merge branch 'dev' 2020-01-13 23:44:24 +08:00
caizhitao
4ca3fe34b0 修改代码 2020-01-13 23:44:17 +08:00
caizhitao
eff439ef20 更新点光/扫光文章 2020-01-13 23:44:00 +08:00
caizhitao
e257d1f8b9 Merge branch 'release/0.5.0' into dev 2020-01-13 22:40:37 +08:00
caizhitao
70a3b95f10 Merge branch 'release/0.5.0' 2020-01-13 22:40:32 +08:00
caizhitao
6402c68fbc 调整点光的部分代码 2020-01-13 22:40:10 +08:00
caizhitao
dccf05cfde update README.md and CHANGELOG.md 2020-01-13 22:36:43 +08:00
caizhitao
1ff0ee3d40 Merge branch 'feature/flash_light' into dev 2020-01-13 22:15:29 +08:00
caizhitao
209e22fcca 注释调整 2020-01-13 22:14:07 +08:00
caizhitao
e7e084b958 光束宽度边界值处理 2020-01-13 22:13:55 +08:00
caizhitao
acf72e0e4f 完善闪光效果 2020-01-13 17:43:46 +08:00
caizhitao
c95329e7ab 初始化闪光场景相关 2020-01-13 15:27:46 +08:00
caizhitao
9160ad38b7 Merge branch 'release/0.4.0' into dev 2020-01-12 09:16:34 +08:00
caizhitao
f6f93bad2c Merge branch 'release/0.4.0' 2020-01-12 09:16:29 +08:00
caizhitao
45e22b866a 加入点光特效果到预览场景 2020-01-12 09:15:49 +08:00
caizhitao
9ca7bd9a02 更新圆角裁剪动图,之前的太卡了 2020-01-12 09:13:06 +08:00
caizhitao
69b863c490 update README.md and CHANGELOG.md 2020-01-12 09:10:41 +08:00
caizhitao
6286aebb8c Merge branch 'feature/point_light' into dev 2020-01-12 09:03:23 +08:00
caizhitao
ae865a7c5f 更新效果名为点光 2020-01-12 09:01:30 +08:00
caizhitao
40e905fc81 添加延时demo 2020-01-12 08:56:55 +08:00
caizhitao
9f28ef4305 加入迷雾控制 2020-01-12 08:54:08 +08:00
caizhitao
ba90b2170c 优化demo 2020-01-12 00:36:08 +08:00
caizhitao
7e197c0892 优化demo 2020-01-11 18:58:30 +08:00
caizhitao
6ac69a841a 初步支持单点扩散 2020-01-10 23:05:49 +08:00
caizhitao
f39e39e248 准备局部扩散场景相关 2020-01-10 17:44:43 +08:00
caizhitao
27e819fb2c Merge branch 'release/0.3.0' into dev 2020-01-10 16:21:18 +08:00
44 changed files with 17482 additions and 561 deletions

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@@ -1,5 +1,17 @@
# ChangeLog
## 0.6.0 (2020-01-17)
- 加入新的圆角裁剪特效 v2 ,支持任意宽高纹理圆角裁剪
## 0.5.0 (2020-01-13)
- 加入扫光特效
## 0.4.0 (2020-01-12)
- 加入点光特效
## 0.3.0 (2020-01-09)
- 加入圆角裁剪特效

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@@ -1,16 +1,16 @@
# Cocos Creator Shader Effect Demo
[![](https://img.shields.io/badge/Release-0.3.0-green.svg)](CHANGELOG.md)
[![](https://img.shields.io/badge/Release-0.6.0-green.svg)](CHANGELOG.md)
[![](https://img.shields.io/badge/license-MIT-green.svg)](LICENSE)
[![](https://img.shields.io/badge/Support-Cocos%20Creator%20v2.2.1-orange.svg)](http://www.cocos.com/creator)
## 项目说明
## 一、项目说明
1. 此项目为我在学习过程中的一些分享和实现,因此项目名字以 **`Demo`** 为后缀。
2. 项目重点在于 **「渔」**,不在于 **「鱼」** 。
3. 如果你有意将此Demo中的效果加入到你的项目中**请认真评估是否适合你的项目使用!**
## 系列文章
## 二、系列文章
* [Cocos Creator Shader Effect 系列 - 0 - 前言](https://www.jianshu.com/p/20b906d7269c)
* [Cocos Creator Shader Effect 系列 - 1 - 材质EffectInspector纹理之间的关系](https://www.jianshu.com/p/ca28666d25d2)
@@ -19,14 +19,17 @@
* [Cocos Creator Shader Effect 系列 - 4 - 老照片特效](https://www.jianshu.com/p/711a54ff2fa0)
* [Cocos Creator Shader Effect 系列 - 5 - 马赛克/像素化特效](https://www.jianshu.com/p/40e72ab76afd)
* [Cocos Creator Shader Effect 系列 - 6 - 内发光特效](https://www.jianshu.com/p/326b73f86ecc)
* [Cocos Creator Shader Effect 系列 - 7 - 点光/扫光特效](https://www.jianshu.com/p/8ff03b34b0bd)
* 编写中...
## 特效预览
那么现在,我们先来轻松地看下有哪些特效效果吧~
## 三、特效预览
### 内发光([实现原理](https://www.jianshu.com/p/326b73f86ecc)
![](static/effects/2d-sprite-glow-inner.gif)
@@ -43,29 +46,48 @@
![](static/effects/2d-sprite-gray.gif)
### 圆角裁剪
### 点光([实现原理](https://www.jianshu.com/p/8ff03b34b0bd)(2020.01.12更新)
![](static/effects/2d-sprite-point-light.gif)
### 扫光(实现原理同点光一样,可参考[点光实现原理文章](https://www.jianshu.com/p/711a54ff2fa0)(2020.01.13更新)
![](static/effects/2d-sprite-flash-light.gif)
### 圆角裁剪-v12020.01.17更新)
> * 声明:此特效为搬运过来的特效,非原创。
> * 修改的地方:搬运后,在原来的主要代码上加入了自己的理解注释
> * 实现原理:参考文章 [《圆角计算 Shader》](https://www.cnblogs.com/jqm304775992/p/4987793.html)
> * 参考代码Cocos 论坛帖子[《分享更高效的 creator 裁圆角头像 shader》](https://forum.cocos.org/t/creator-shader-2019-10-22-2-2-0/82548) 和对应的 [实现代码](https://github.com/yanjifa/shaderDemo/blob/master/assets/Effect/CircleAvatar.effect)
![](static/effects/2d-sprite-round-corner-crop.gif)
**此版本存在局限性:只有在正方形纹理上,才能裁剪出圆角,在非正方形上,无法裁剪出圆角,具体变现为有拉伸效果**
下面GIF中第3到5秒演示所示黄色和红色的非正方形纹理的圆角明显被拉伸
![](static/effects/2d-sprite-round-corner-crop-v1.gif)
### 圆角裁剪-v22020.01.17更新)
**圆角裁剪-v1** 的原理基础上,新增支持任意纹理的圆角裁剪
下面Gif中第3到5秒演示所示黄色和红色的非正方形纹理也能裁剪出圆角效果
![](static/effects/2d-sprite-round-corner-crop-v2.gif)
### 外发光(完善中...
### 外描边(完善中...
## TODO
## 四、TODO
* [ ] 图像裁剪
* [ ] 图像模糊
* [ ] 闪光
* [ ] 波浪
* [ ] 雨滴
* [ ] ...
## 支持一下作者吧
## 五、支持一下作者吧
如果此项目对你学习和理解Shader有帮助不妨支持一下我吧~

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@@ -0,0 +1,235 @@
// Copyright (c) 2017-2018 Xiamen Yaji Software Co., Ltd.
// 闪光(光速扫过)
// 原理(和点光的很类似):
// 1. 画光束
// 2. 圆心中间高亮(透明度=1.0),边缘不亮(透明度=0.0
// 3. 在原图像上方叠加光束
CCEffect %{
techniques:
- passes:
- vert: vs
frag: fs
blendState:
targets:
- blend: true
rasterizerState:
cullMode: none
properties:
texture: { value: white }
alphaThreshold: { value: 0.5 }
# 光束颜色
lightColor: {
value: [1.0, 1.0, 0.0, 1.0],
inspector: {
type: color,
tooltip: "光束颜色"
}
}
# 光束中心点坐标
lightCenterPoint: {
value: [0.2, 0.2],
inspector: {
tooltip: "光束中心点坐标"
}
}
# 光束倾斜角度
lightAngle: {
value: 36.0,
inspctor: {
tooltip: "光束倾斜角度",
range: [0.0, 1.0],
}
}
# 光束宽度
lightWidth: {
value: 0.2,
inspector: {
tooltip: "光束宽度"
}
}
# 启用光束渐变
enableGradient: {
value: 1.0,
inspecator: {
tooltip: "是否启用光束渐变。0不启用非0启用"
}
}
# 裁剪掉透明区域上的光
cropAlpha: {
value: 1.0,
inspecator: {
tooltip: "是否裁剪透明区域上的光。0不启用非0启用"
}
}
# 是否启用迷雾效果
enableFog: {
value: 0.0,
inspecator: {
tooltip: "是否启用迷雾效果。0不启用非0启用"
}
}
}%
CCProgram vs %{
precision highp float;
#include <cc-global>
#include <cc-local>
in vec3 a_position;
in vec4 a_color;
out vec4 v_color;
#if USE_TEXTURE
in vec2 a_uv0;
out vec2 v_uv0;
#endif
void main () {
vec4 pos = vec4(a_position, 1);
#if CC_USE_MODEL
pos = cc_matViewProj * cc_matWorld * pos;
#else
pos = cc_matViewProj * pos;
#endif
#if USE_TEXTURE
v_uv0 = a_uv0;
#endif
v_color = a_color;
gl_Position = pos;
}
}%
CCProgram fs %{
precision highp float;
#include <alpha-test>
in vec4 v_color;
#if USE_TEXTURE
in vec2 v_uv0;
uniform sampler2D texture;
#endif
#if ENABLE_LIGHT
uniform Light {
// 光束颜色
vec4 lightColor;
// 光束中心点坐标
vec2 lightCenterPoint;
// 光束倾斜角度
float lightAngle;
// 光束宽度
float lightWidth;
// 启用光束渐变
// ps编辑器还不支持 bool 类型的样子因此用float来定义
float enableGradient;
// 裁剪掉透明区域上的光
// ps编辑器还不支持 bool 类型的样子因此用float来定义
float cropAlpha;
// 是否启用迷雾效果
// ps编辑器还不支持 bool 类型的样子因此用float来定义
float enableFog;
}
/**
* 添加光束颜色
*/
vec4 addLightColor(vec4 textureColor, vec4 lightColor, vec2 lightCenterPoint, float lightAngle, float lightWidth) {
// 边界值处理,没有宽度就返回原始颜色
if (lightWidth <= 0.0) {
return textureColor;
}
// 计算当前 uv 到 光束 的距离
float angleInRadians = radians(lightAngle);
// 角度0与非0不同处理
float dis = 0.0;
if (mod(lightAngle, 180.0) != 0.0) {
// 计算光束中心线下方与X轴交点的X坐标
// 1.0 - lightCenterPoint.y 是将转换为OpenGL坐标系下文的 1.0 - y 类似
float lightOffsetX = lightCenterPoint.x - ((1.0 - lightCenterPoint.y) / tan(angleInRadians));
// 以当前点画一条平行于X轴的线假设此线和光束中心线相交的点为D点
// 那么
// D.y = uv0.y
// D.x = lightOffsetX + D.y / tan(angle)
float dx = lightOffsetX + (1.0 - v_uv0.y) / tan(angleInRadians);
// D 到当前 uv0 的距离就是
// dis = |uv0.x - D.x|
float offsetDis = abs(v_uv0.x - dx);
// 当前点到光束中心线的的垂直距离就好算了
dis = sin(angleInRadians) * offsetDis;
} else {
dis = abs(v_uv0.y - lightCenterPoint.y);
}
float a = 1.0 ;
// 裁剪掉透明区域上的点光
if (bool(cropAlpha)) {
a *= step(0.01, textureColor.a);
}
// 裁剪掉光束范围外的uv迷雾效果
if (!bool(enableFog)) {
a *= step(dis, lightWidth * 0.5);
}
// 加入从中心往外渐变的效果
if (bool(enableGradient)) {
a *= 1.0 - dis / (lightWidth * 0.5);
}
// 计算出扩散范围内,不同 uv 对应的实际扩散颜色值
vec4 finalLightColor = lightColor * a;
// 混合颜色:在原始图像颜色上叠加扩散颜色
return textureColor * textureColor.a + finalLightColor;
}
#endif
void main () {
vec4 o = vec4(1, 1, 1, 1);
#if USE_TEXTURE
o *= texture(texture, v_uv0);
#if CC_USE_ALPHA_ATLAS_TEXTURE
o.a *= texture2D(texture, v_uv0 + vec2(0, 0.5)).r;
#endif
#endif
o *= v_color;
ALPHA_TEST(o);
gl_FragColor = o;
#if ENABLE_LIGHT
gl_FragColor = addLightColor(gl_FragColor, lightColor, lightCenterPoint, lightAngle, lightWidth);
#endif
}
}%

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@@ -0,0 +1,17 @@
{
"ver": "1.0.23",
"uuid": "e9682cd1-a19c-4fcb-ad8c-cf1783b805e6",
"compiledShaders": [
{
"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_LIGHT\nuniform vec4 lightColor;\nuniform vec2 lightCenterPoint;\nuniform float lightAngle;\nuniform float lightWidth;\nuniform float enableGradient;\nuniform float cropAlpha;\nuniform float enableFog;\n/**\n * 添加光束颜色\n */\nvec4 addLightColor(vec4 textureColor, vec4 lightColor, vec2 lightCenterPoint, float lightAngle, float lightWidth) {\n\n if (lightWidth <= 0.0) {\n return textureColor;\n }\n\n float angleInRadians = radians(lightAngle);\n\n float dis = 0.0;\n if (mod(lightAngle, 180.0) != 0.0) {\n\n float lightOffsetX = lightCenterPoint.x - ((1.0 - lightCenterPoint.y) / tan(angleInRadians));\n\n float dx = lightOffsetX + (1.0 - v_uv0.y) / tan(angleInRadians);\n\n float offsetDis = abs(v_uv0.x - dx);\n\n dis = sin(angleInRadians) * offsetDis;\n } else {\n dis = abs(v_uv0.y - lightCenterPoint.y);\n }\n \n float a = 1.0 ;\n\n if (bool(cropAlpha)) {\n a *= step(0.01, textureColor.a);\n }\n\n if (!bool(enableFog)) {\n a *= step(dis, lightWidth * 0.5);\n }\n\n if (bool(enableGradient)) {\n a *= 1.0 - dis / (lightWidth * 0.5);\n }\n\n vec4 finalLightColor = lightColor * a;\n\n return textureColor * textureColor.a + finalLightColor;\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_LIGHT\n gl_FragColor = addLightColor(gl_FragColor, lightColor, lightCenterPoint, lightAngle, lightWidth);\n #endif\n}\n"
},
"glsl3": {
"vert": "\nprecision highp float;\nuniform CCGlobal {\n vec4 cc_time;\n\n vec4 cc_screenSize;\n\n vec4 cc_screenScale;\n\n vec4 cc_nativeSize;\n\n mat4 cc_matView;\n mat4 cc_matViewInv;\n mat4 cc_matProj;\n mat4 cc_matProjInv;\n mat4 cc_matViewProj;\n mat4 cc_matViewProjInv;\n vec4 cc_cameraPos;\n\n vec4 cc_exposure;\n\n vec4 cc_mainLitDir;\n\n vec4 cc_mainLitColor;\n\n vec4 cc_ambientSky;\n vec4 cc_ambientGround;\n};\nuniform CCLocal {\n mat4 cc_matWorld;\n mat4 cc_matWorldIT;\n};\n\nin vec3 a_position;\nin vec4 a_color;\nout vec4 v_color;\n\n#if USE_TEXTURE\nin vec2 a_uv0;\nout 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 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_LIGHT\nuniform Light {\n\n vec4 lightColor;\n\n vec2 lightCenterPoint;\n\n float lightAngle;\n\n float lightWidth;\n\n float enableGradient;\n\n float cropAlpha;\n\n float enableFog;\n}\n\n/**\n * 添加光束颜色\n */\nvec4 addLightColor(vec4 textureColor, vec4 lightColor, vec2 lightCenterPoint, float lightAngle, float lightWidth) {\n\n if (lightWidth <= 0.0) {\n return textureColor;\n }\n\n float angleInRadians = radians(lightAngle);\n\n float dis = 0.0;\n if (mod(lightAngle, 180.0) != 0.0) {\n\n float lightOffsetX = lightCenterPoint.x - ((1.0 - lightCenterPoint.y) / tan(angleInRadians));\n\n float dx = lightOffsetX + (1.0 - v_uv0.y) / tan(angleInRadians);\n\n float offsetDis = abs(v_uv0.x - dx);\n\n dis = sin(angleInRadians) * offsetDis;\n } else {\n dis = abs(v_uv0.y - lightCenterPoint.y);\n }\n \n float a = 1.0 ;\n\n if (bool(cropAlpha)) {\n a *= step(0.01, textureColor.a);\n }\n\n if (!bool(enableFog)) {\n a *= step(dis, lightWidth * 0.5);\n }\n\n if (bool(enableGradient)) {\n a *= 1.0 - dis / (lightWidth * 0.5);\n }\n\n vec4 finalLightColor = lightColor * a;\n\n return textureColor * textureColor.a + finalLightColor;\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_LIGHT\n gl_FragColor = addLightColor(gl_FragColor, lightColor, lightCenterPoint, lightAngle, lightWidth);\n #endif\n}\n"
}
}
],
"subMetas": {}
}

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@@ -0,0 +1,166 @@
// Copyright (c) 2017-2018 Xiamen Yaji Software Co., Ltd.
// 点光/点扩散
// 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
CCEffect %{
techniques:
- passes:
- vert: vs
frag: fs
blendState:
targets:
- blend: true
rasterizerState:
cullMode: none
properties:
texture: { value: white }
alphaThreshold: { value: 0.5 }
# 扩散颜色
centerColor: {
value: [1.0, 1.0, 0.0, 1.0],
inspector: {
type: color,
tooltip: "发光颜色"
}
}
# 扩散起点坐标
centerPoint: {
value: [0.2, 0.2],
inspector: {
tooltip: "扩散起点坐标"
}
}
# 扩散半径
radius: {
value: 0.4,
inspector: {
tooltip: "扩散半径"
}
}
}%
CCProgram vs %{
precision highp float;
#include <cc-global>
#include <cc-local>
in vec3 a_position;
in vec4 a_color;
out vec4 v_color;
#if USE_TEXTURE
in vec2 a_uv0;
out vec2 v_uv0;
#endif
void main () {
vec4 pos = vec4(a_position, 1);
#if CC_USE_MODEL
pos = cc_matViewProj * cc_matWorld * pos;
#else
pos = cc_matViewProj * pos;
#endif
#if USE_TEXTURE
v_uv0 = a_uv0;
#endif
v_color = a_color;
gl_Position = pos;
}
}%
CCProgram fs %{
precision highp float;
#include <alpha-test>
in vec4 v_color;
#if USE_TEXTURE
in vec2 v_uv0;
uniform sampler2D texture;
#endif
#if ENABLE_DIFFUSION
uniform Diffusion {
// 扩散颜色
vec4 centerColor;
// 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
bool cropAlpha;
// 是否启用迷雾效果
// ps编辑器还不支持 bool 类型的样子,因此没在 CCEffect 中定义
bool enableFog;
}
/**
* 添加某个扩散点后混合后的纹理颜色
*/
vec4 addLightColor(vec4 textureColor, vec2 centerPoint, float radius, vec4 centerColor) {
// 计算当前 uv 到圆心起点的距离
float dis = distance(v_uv0, centerPoint);
float a = 1.0 ;
// 裁剪掉透明区域上的点光
if (cropAlpha) {
a *= step(0.01, textureColor.a);
}
// 裁剪掉圆范围外的uv迷雾效果
if (!enableFog) {
a *= step(dis, radius);
}
// 加入从中心往外渐变的效果
a *= 1.0 - (dis / radius);
// 计算出圆范围内,不同 uv 对应的实际颜色值
vec4 lightColor = centerColor * a;
// 混合颜色:在原始图像颜色上叠加圆颜色
return textureColor * textureColor.a + lightColor;
}
#endif
void main () {
vec4 o = vec4(1, 1, 1, 1);
#if USE_TEXTURE
o *= texture(texture, v_uv0);
#if CC_USE_ALPHA_ATLAS_TEXTURE
o.a *= texture2D(texture, v_uv0 + vec2(0, 0.5)).r;
#endif
#endif
o *= v_color;
ALPHA_TEST(o);
gl_FragColor = o;
#if ENABLE_DIFFUSION
gl_FragColor = addLightColor(gl_FragColor, centerPoint, radius, centerColor);
#endif
}
}%

View File

@@ -0,0 +1,17 @@
{
"ver": "1.0.23",
"uuid": "72a182fc-08a6-4faa-8e36-8bd84b4a0b53",
"compiledShaders": [
{
"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;\nuniform bool cropAlpha;\nuniform bool enableFog;\n/**\n * 添加某个扩散点后混合后的纹理颜色\n */\nvec4 addLightColor(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 if (!enableFog) {\n a *= step(dis, radius);\n }\n\n a *= 1.0 - (dis / radius);\n\n vec4 lightColor = centerColor * a;\n\n return textureColor * textureColor.a + lightColor;\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 = addLightColor(gl_FragColor, centerPoint, radius, centerColor);\n #endif\n}\n"
},
"glsl3": {
"vert": "\nprecision highp float;\nuniform CCGlobal {\n vec4 cc_time;\n\n vec4 cc_screenSize;\n\n vec4 cc_screenScale;\n\n vec4 cc_nativeSize;\n\n mat4 cc_matView;\n mat4 cc_matViewInv;\n mat4 cc_matProj;\n mat4 cc_matProjInv;\n mat4 cc_matViewProj;\n mat4 cc_matViewProjInv;\n vec4 cc_cameraPos;\n\n vec4 cc_exposure;\n\n vec4 cc_mainLitDir;\n\n vec4 cc_mainLitColor;\n\n vec4 cc_ambientSky;\n vec4 cc_ambientGround;\n};\nuniform CCLocal {\n mat4 cc_matWorld;\n mat4 cc_matWorldIT;\n};\n\nin vec3 a_position;\nin vec4 a_color;\nout vec4 v_color;\n\n#if USE_TEXTURE\nin vec2 a_uv0;\nout 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 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 bool cropAlpha;\n\n bool enableFog;\n}\n\n/**\n * 添加某个扩散点后混合后的纹理颜色\n */\nvec4 addLightColor(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 if (!enableFog) {\n a *= step(dis, radius);\n }\n\n a *= 1.0 - (dis / radius);\n\n vec4 lightColor = centerColor * a;\n\n return textureColor * textureColor.a + lightColor;\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 = addLightColor(gl_FragColor, centerPoint, radius, centerColor);\n #endif\n}\n"
}
}
],
"subMetas": {}
}

View File

@@ -1,5 +1,7 @@
// Copyright (c) 2017-2018 Xiamen Yaji Software Co., Ltd.
// 圆角裁剪
//
// 圆角裁剪(仅支持正方形纹理)
//
// 原理https://www.cnblogs.com/jqm304775992/p/4987793.html
// 代码:复制 yanjifa/shaderDemor 的 https://github.com/yanjifa/shaderDemo/blob/master/assets/Effect/CircleAvatar.effect
@@ -17,8 +19,8 @@ CCEffect %{
texture: { value: white }
alphaThreshold: { value: 0.5 }
# 圆角半径
roundCornerRadius: {
value: 0.1,
radius: {
value: 0.4,
inspector: {
tooltip: "圆角半径",
range: [0.0, 0.5]
@@ -77,7 +79,7 @@ CCProgram fs %{
#if ENABLE_ROUNDCORNER
uniform RoundCorner {
// 圆角半径
float roundCornerRadius;
float radius;
}
#endif
@@ -97,17 +99,17 @@ CCProgram fs %{
#if ENABLE_ROUNDCORNER
// 约束圆角半径范围在 [0.0, 0.5]
float radius = clamp(0.0, 0.5, roundCornerRadius);
float circleRadius = clamp(0.0, 0.5, radius);
// 将纹理uv往左偏移,实现偏移后的纹理中心点在 OpenGL 坐标系原点
// 将纹理uv往左偏移,实现偏移后的坐标系原点在纹理中心
vec2 uv = v_uv0.xy - vec2(0.5, 0.5);
// uv.x , uv.y : 为偏移后的的uv
// abs(uv.x) , abs(uv.y) : 将第二、三、四象限的点都投影到第一象限上,这样子只需要处理第一象限的情况就可以,简化判断
// 0.5 - radius : 计算出第一象限的圆角所在圆的圆心坐标
// (rx, ry) : 偏移映射后的 新的uv 坐标,相对于 第一象限圆角坐在圆心坐标 的相对坐标
float rx = abs(uv.x) - (0.5 - radius);
float ry = abs(uv.y) - (0.5 - radius);
float rx = abs(uv.x) - (0.5 - circleRadius);
float ry = abs(uv.y) - (0.5 - circleRadius);
// 区分 以第一象限圆角所在圆心坐标为原点的坐标的四个象限
//
@@ -117,26 +119,26 @@ CCProgram fs %{
// 第四象限 mx = 1, my = 0
//
// 当 mx * my 时只要等于1那就是标识第一象限实际对应圆角区域所在矩形否则就是第二、三、四象限
float mx = step(0.5 - radius, abs(uv.x));
float my = step(0.5 - radius, abs(uv.y));
float mx = step(0.5 - circleRadius, abs(uv.x));
float my = step(0.5 - circleRadius, abs(uv.y));
// 计算相对uv坐标到圆心的距离
float len = length(vec2(rx, ry));
// mx * my = 0 时代表非圆角区域a 值为1代表完全采用原始纹理的透明度
// mx * my = 1 时,代表园所所在矩形区域
// step(radius, len) 可以区分出圆角所在矩形区域的 圆角区域 和 非圆角区域
// step(circleRadius, len) 可以区分出圆角所在矩形区域的 圆角区域 和 非圆角区域
// 其中圆角区域值为0非圆角区域值为1
// 当为圆角区域时a 值为1代表完全采用原始纹理透明度
// 当为非圆角区域时a 值为0代表完全透明
// 至此已经实现圆角裁剪
//
// smoothstep(0., radius * 0.01, len - radius) 是用于抗锯齿优化
// smoothstep(0., circleRadius * 0.01, len - circleRadius) 是用于抗锯齿优化
// 原理:针对点在非圆角区域的情况,针对点在大于「圆半径一点点」地方的区域,进行平滑过渡,以实现抗锯齿
// 其中,
// 「圆半径一点点」用 radius * 0.01 表示0.01 可自行改变)
// 点在大于圆半径的区域用 len - radius ,此值会在 [0.0, radius * 0.01] 之间时会平滑过渡
float a = 1.0 - mx * my * step(radius, len) * smoothstep(0., radius * 0.01, len - radius);
// 「圆半径一点点」用 circleRadius * 0.01 表示0.01 可自行改变)
// 点在大于圆半径的区域用 len - circleRadius ,此值会在 [0.0, circleRadius * 0.01] 之间时会平滑过渡
float a = 1.0 - mx * my * step(circleRadius, len) * smoothstep(0., circleRadius * 0.01, len - circleRadius);
o = vec4(o.rgb, o.a * a);
#endif
gl_FragColor = o;

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_ROUNDCORNER\nuniform float roundCornerRadius;\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 #if ENABLE_ROUNDCORNER\n\n float radius = clamp(0.0, 0.5, roundCornerRadius);\n\n vec2 uv = v_uv0.xy - vec2(0.5, 0.5);\n\n float rx = abs(uv.x) - (0.5 - radius);\n float ry = abs(uv.y) - (0.5 - radius);\n\n float mx = step(0.5 - radius, abs(uv.x));\n float my = step(0.5 - radius, abs(uv.y));\n\n float len = length(vec2(rx, ry));\n\n float a = 1.0 - mx * my * step(radius, len) * smoothstep(0., radius * 0.01, len - radius);\n o = vec4(o.rgb, o.a * a);\n #endif\n gl_FragColor = o;\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_ROUNDCORNER\nuniform float radius;\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 #if ENABLE_ROUNDCORNER\n\n float circleRadius = clamp(0.0, 0.5, radius);\n\n vec2 uv = v_uv0.xy - vec2(0.5, 0.5);\n\n float rx = abs(uv.x) - (0.5 - circleRadius);\n float ry = abs(uv.y) - (0.5 - circleRadius);\n\n float mx = step(0.5 - circleRadius, abs(uv.x));\n float my = step(0.5 - circleRadius, abs(uv.y));\n\n float len = length(vec2(rx, ry));\n\n float a = 1.0 - mx * my * step(circleRadius, len) * smoothstep(0., circleRadius * 0.01, len - circleRadius);\n o = vec4(o.rgb, o.a * a);\n #endif\n gl_FragColor = o;\n}\n"
},
"glsl3": {
"vert": "\nprecision highp float;\nuniform CCGlobal {\n vec4 cc_time;\n\n vec4 cc_screenSize;\n\n vec4 cc_screenScale;\n\n vec4 cc_nativeSize;\n\n mat4 cc_matView;\n mat4 cc_matViewInv;\n mat4 cc_matProj;\n mat4 cc_matProjInv;\n mat4 cc_matViewProj;\n mat4 cc_matViewProjInv;\n vec4 cc_cameraPos;\n\n vec4 cc_exposure;\n\n vec4 cc_mainLitDir;\n\n vec4 cc_mainLitColor;\n\n vec4 cc_ambientSky;\n vec4 cc_ambientGround;\n};\nuniform CCLocal {\n mat4 cc_matWorld;\n mat4 cc_matWorldIT;\n};\n\nin vec3 a_position;\nin vec4 a_color;\nout vec4 v_color;\n\n#if USE_TEXTURE\nin vec2 a_uv0;\nout 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 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_ROUNDCORNER\nuniform RoundCorner {\n\n float roundCornerRadius;\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 #if ENABLE_ROUNDCORNER\n\n float radius = clamp(0.0, 0.5, roundCornerRadius);\n\n vec2 uv = v_uv0.xy - vec2(0.5, 0.5);\n\n float rx = abs(uv.x) - (0.5 - radius);\n float ry = abs(uv.y) - (0.5 - radius);\n\n float mx = step(0.5 - radius, abs(uv.x));\n float my = step(0.5 - radius, abs(uv.y));\n\n float len = length(vec2(rx, ry));\n\n float a = 1.0 - mx * my * step(radius, len) * smoothstep(0., radius * 0.01, len - radius);\n o = vec4(o.rgb, o.a * a);\n #endif\n gl_FragColor = o;\n}\n"
"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_ROUNDCORNER\nuniform RoundCorner {\n\n float radius;\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 #if ENABLE_ROUNDCORNER\n\n float circleRadius = clamp(0.0, 0.5, radius);\n\n vec2 uv = v_uv0.xy - vec2(0.5, 0.5);\n\n float rx = abs(uv.x) - (0.5 - circleRadius);\n float ry = abs(uv.y) - (0.5 - circleRadius);\n\n float mx = step(0.5 - circleRadius, abs(uv.x));\n float my = step(0.5 - circleRadius, abs(uv.y));\n\n float len = length(vec2(rx, ry));\n\n float a = 1.0 - mx * my * step(circleRadius, len) * smoothstep(0., circleRadius * 0.01, len - circleRadius);\n o = vec4(o.rgb, o.a * a);\n #endif\n gl_FragColor = o;\n}\n"
}
}
],

View File

@@ -0,0 +1,194 @@
// Copyright (c) 2017-2018 Xiamen Yaji Software Co., Ltd.
//
// 圆角裁剪(支持任意宽高纹理)
//
// 原理:
// 1. 正方形纹理的圆角原理参考 https://www.cnblogs.com/jqm304775992/p/4987793.html
// 2. 正方形纹理的圆角代码参考 yanjifa/shaderDemor 的 https://github.com/yanjifa/shaderDemo/blob/master/assets/Effect/CircleAvatar.effect
// 3. 上述皆为只针对正方形纹理做的操作,如果是长方形的纹理,那么圆角就会有拉伸后的效果,最后变成看起来就不是圆角了,本特效支持任意长方形做圆角
CCEffect %{
techniques:
- passes:
- vert: vs
frag: fs
blendState:
targets:
- blend: true
rasterizerState:
cullMode: none
properties:
texture: { value: white }
alphaThreshold: { value: 0.5 }
# 圆角x轴半径长度相对于纹理宽度
xRadius: {
value: 0.4,
inspector: {
tooltip: "圆角x轴半径长度相对于纹理宽度",
range: [0.0, 0.5]
}
}
# 圆角y轴半径长度相对于纹理高度
yRadius: {
value: 0.4,
inspector: {
tooltip: "圆角y轴半径长度相对于纹理高度",
range: [0.0, 0.5]
}
}
}%
CCProgram vs %{
precision highp float;
#include <cc-global>
#include <cc-local>
in vec3 a_position;
in vec4 a_color;
out vec4 v_color;
#if USE_TEXTURE
in vec2 a_uv0;
out vec2 v_uv0;
#endif
void main () {
vec4 pos = vec4(a_position, 1);
#if CC_USE_MODEL
pos = cc_matViewProj * cc_matWorld * pos;
#else
pos = cc_matViewProj * pos;
#endif
#if USE_TEXTURE
v_uv0 = a_uv0;
#endif
v_color = a_color;
gl_Position = pos;
}
}%
CCProgram fs %{
precision highp float;
#include <alpha-test>
in vec4 v_color;
#if USE_TEXTURE
in vec2 v_uv0;
uniform sampler2D texture;
#endif
#if ENABLE_ROUNDCORNER
uniform RoundCorner {
// 圆角x轴半径长度相对于纹理宽度
float xRadius;
// 圆角y轴半径长度相对于纹理高度
float yRadius;
}
#endif
void main () {
vec4 o = vec4(1, 1, 1, 1);
#if USE_TEXTURE
o *= texture(texture, v_uv0);
#if CC_USE_ALPHA_ATLAS_TEXTURE
o.a *= texture2D(texture, v_uv0 + vec2(0, 0.5)).r;
#endif
#endif
o *= v_color;
ALPHA_TEST(o);
#if ENABLE_ROUNDCORNER
// 约束圆角半径范围在 [0.0, 0.5]
//
// 请注意这里我是用椭圆前缀去命名的半径
//
// 为什么是椭圆?
//
// 因为圆角,相对于长方形的纹理的宽高来说,归一化后值并不一样,不是圆,而是一个椭圆
//
// 比如:
//
// 纹理是 200 x 100 的像素圆角半径是20像素那么归一化后
// X轴上的半径就是 20 / 200 = 0.1
// Y轴上的半径就是 20 / 100 = 0.2
//
// 这就会变成是椭圆,而不是圆
float ellipseXRadius = clamp(0.0, 0.5, xRadius);
float ellipseYRadius = clamp(0.0, 0.5, yRadius);
// 将纹理uv往左上偏移实现偏移后的坐标系原点在纹理中心
vec2 uv = v_uv0.xy - vec2(0.5, 0.5);
// uv.x , uv.y : 为偏移后的的uv
// abs(uv.x) , abs(uv.y) : 将第二、三、四象限的点都投影到第一象限上,这样子只需要处理第一象限的情况就可以,简化判断
// 0.5 - radius : 计算出第一象限的圆角所在圆的圆心坐标
// (rx, ry) : 偏移映射后的 新的uv 坐标,相对于 第一象限圆角坐在圆心坐标 的相对坐标
float rx = abs(uv.x) - (0.5 - ellipseXRadius);
float ry = abs(uv.y) - (0.5 - ellipseYRadius);
// 区分 以第一象限圆角所在圆心坐标为原点的坐标的四个象限
//
// 第一象限 mx = 1, my = 1
// 第二象限 mx = 0, my = 1
// 第三象限 mx = 0, my = 0
// 第四象限 mx = 1, my = 0
//
// 当 mx * my 时只要等于1那就是标识第一象限实际对应圆角区域所在矩形否则就是第二、三、四象限
float mx = step(0.5 - ellipseXRadius, abs(uv.x));
float my = step(0.5 - ellipseYRadius, abs(uv.y));
// 判断点(rx, ry)是否在椭圆外部(应用椭圆公式)
float isOutOfEllipse = step(1.0, pow(rx, 2.0) / pow(xRadius, 2.0) + pow(ry, 2.0) / pow(yRadius, 2.0));
///////////////////////////////////////////////////////////////////////////////////////////
// 抗锯齿
// 1. 先计算当前点到椭圆中心的角度
float angleInRadian = atan(ry / rx);
// 2. 计算这个角度下,对于对应圆角(椭圆)上的点
vec2 pointInEllipse = vec2(xRadius * cos(angleInRadian), yRadius * sin(angleInRadian));
// 3. 计算这个角度下,比当前圆角大一点椭圆上的点
vec2 pointInBigEllipse = vec2((xRadius * 1.01) * cos(angleInRadian), (yRadius * 1.01)* sin(angleInRadian));
// 4. 计算最远点到当前椭圆的距离
float maxDis = distance(pointInBigEllipse, pointInEllipse);
// 5. 计算当前点到当前椭圆的距离
float curDis = distance(vec2(rx, ry), pointInEllipse);
// 6. 生成插值
float smo = smoothstep(0.0, maxDis, curDis);
///////////////////////////////////////////////////////////////////////////////////////////
// mx * my = 0 时代表非椭圆角区域alpha 值为1代表完全采用原始纹理的透明度
// mx * my = 1 时,代表椭圆角所在矩形区域
// isOutOfEllipse:
// 当点在椭圆外部时此值为1导致 alpha 最终值为0.0,即表示不显示椭圆外部的像素
// 当点在椭圆内部时此值为0导致 alpha 最终值为1.0,即表示显示椭圆内部的像素
// smo : 抗锯齿实现
// float alpha = 1.0 - mx * my * isOutOfEllipse;
float alpha = 1.0 - mx * my * isOutOfEllipse * smo;
o = vec4(o.rgb, o.a * alpha);
#endif
gl_FragColor = o;
}
}%

View File

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},
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@@ -251,7 +251,7 @@
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@@ -428,7 +428,7 @@
},
{
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@@ -497,7 +497,7 @@
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{
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@@ -1332,27 +1332,15 @@
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@@ -1367,7 +1355,7 @@
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"height": 564
},
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@@ -1403,100 +1391,6 @@
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{
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},
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},
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}
],
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@@ -1508,7 +1402,7 @@
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@@ -1564,7 +1458,7 @@
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},
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@@ -1593,7 +1487,101 @@
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{
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}
],
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},
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},
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},
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{
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}
],
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},
{
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@@ -1611,13 +1599,13 @@
"__type__": "cc.Color",
"r": 255,
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"a": 255
},
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"width": 100,
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},
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@@ -1629,7 +1617,7 @@
"ctor": "Float64Array",
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@@ -1651,7 +1639,7 @@
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@@ -1669,10 +1657,10 @@
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},
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@@ -1683,381 +1671,7 @@
"_fillRange": 0,
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"_id": "74+WCqN01NIbcSpr5gcxmE"
},
{
"__type__": "cc.Node",
"_name": "ball_1",
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},
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"_active": false,
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{
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}
],
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"_color": {
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"r": 255,
"g": 255,
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},
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"width": 60,
"height": 60
},
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},
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},
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"_id": "08wsP0gQdCnrq+UzPWkn0+"
},
{
"__type__": "cc.Sprite",
"_name": "",
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"node": {
"__id__": 36
},
"_enabled": true,
"_materials": [
{
"__uuid__": "642c2d0e-7eb6-4d65-96f2-d6e0d0305310"
}
],
"_srcBlendFactor": 770,
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},
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},
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"_id": "4bH5hzKe9LsLQeXjLynIHQ"
},
{
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"_name": "video_btn",
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},
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{
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}
],
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},
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},
{
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},
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},
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},
{
"__type__": "cc.Label",
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},
"_enabled": true,
"_materials": [
{
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}
],
"_useOriginalSize": false,
"_string": "BM Font",
"_N$string": "BM Font",
"_fontSize": 40,
"_lineHeight": 40,
"_enableWrapText": true,
"_N$file": {
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},
"_isSystemFontUsed": false,
"_spacingX": 0,
"_batchAsBitmap": false,
"_N$horizontalAlign": 1,
"_N$verticalAlign": 1,
"_N$fontFamily": "Arial",
"_N$overflow": 0,
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"_id": "7cXLgoUJhDP7BPjr4yx+Ep"
"_id": "0c/FhoiupJMaG6rjicnytU"
},
{
"__type__": "cc.Widget",
@@ -2097,7 +1711,7 @@
"_layoutSize": {
"__type__": "cc.Size",
"width": 384,
"height": 629.73
"height": 564
},
"_resize": 1,
"_N$layoutType": 2,
@@ -2147,13 +1761,13 @@
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},
{
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},
"_enabled": true,
"_id": "9ayfD37bZP1IEjPxGKO6+/"
"_id": "ffrfD4b9VHdpBJCBGtbsue"
}
]

File diff suppressed because it is too large Load Diff

View File

@@ -0,0 +1,7 @@
{
"ver": "1.2.5",
"uuid": "c2dec4ed-8129-40a2-9a1e-2440da772015",
"asyncLoadAssets": false,
"autoReleaseAssets": false,
"subMetas": {}
}

View File

@@ -0,0 +1,97 @@
const { ccclass, property } = cc._decorator;
@ccclass
export default class FlashLightCtrlComponent extends cc.Component {
private _flashLightUBO: FlashLightUBO = new FlashLightUBO();
onEnable() {
this.node.on(cc.Node.EventType.TOUCH_START, this._onTouchStart, this);
this.node.on(cc.Node.EventType.TOUCH_MOVE, this._onTouchMove, this);
this.node.on("on_property_change", this._onPropertyChange, this);
}
onDisable() {
this.node.off(cc.Node.EventType.TOUCH_START, this._onTouchStart, this);
this.node.off(cc.Node.EventType.TOUCH_MOVE, this._onTouchMove, this);
this.node.off("on_property_change", this._onPropertyChange, this);
}
private _onTouchStart(event: cc.Event.EventTouch) {
this._onTouchMove(event);
}
private _onTouchMove(event: cc.Event.EventTouch) {
let touchPointInWorldSpace = event.getLocation();
let touchPointInNodeSpace = this.node.convertToNodeSpaceAR(touchPointInWorldSpace);
// 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._flashLightUBO.lightCenterPoint = cc.v2(
this.node.anchorX + touchPointInNodeSpace.x / this.node.width,
1 - (this.node.anchorY + touchPointInNodeSpace.y / this.node.height)
);
this._updateMaterial();
}
private _onPropertyChange(localDiffusionUniform: FlashLightUBO) {
this._flashLightUBO.lightColor = localDiffusionUniform.lightColor;
this._flashLightUBO.lightAngle = localDiffusionUniform.lightAngle;
this._flashLightUBO.lightWidth = localDiffusionUniform.lightWidth;
this._flashLightUBO.enableGradient = localDiffusionUniform.enableGradient;
this._flashLightUBO.cropAlpha = localDiffusionUniform.cropAlpha;
this._flashLightUBO.enableFog = localDiffusionUniform.enableFog;
this._updateMaterial();
}
private _updateMaterial() {
this.getComponents(cc.RenderComponent).forEach(renderComponent => {
let material: cc.Material = renderComponent.getMaterial(0);
material.setProperty("lightColor", this._flashLightUBO.lightColor);
material.setProperty("lightCenterPoint", this._flashLightUBO.lightCenterPoint);
material.setProperty("lightAngle", this._flashLightUBO.lightAngle);
material.setProperty("lightWidth", this._flashLightUBO.lightWidth);
material.setProperty("enableGradient", this._flashLightUBO.enableGradient);
material.setProperty("cropAlpha", this._flashLightUBO.cropAlpha);
material.setProperty("enableFog", this._flashLightUBO.enableFog);
renderComponent.setMaterial(0, material);
});
}
}
export class FlashLightUBO {
/**
* 中心点颜色
*/
lightColor: cc.Color = cc.Color.YELLOW;
/**
* 中心点坐标 ([0.0, 1.0], [0.0, 1.0])
*/
lightCenterPoint: cc.Vec2 = cc.v2(0.5, 0.5);
/**
* 光束角度 [0.0, 180.0]
*/
lightAngle: number = 45;
/**
* 光束宽度 [0.0, +∞]
*/
lightWidth: number = 0.5;
/**
* 是否启用光束渐变
*/
enableGradient: boolean = true;
/**
* 是否裁剪掉透明区域上的点光
*/
cropAlpha: boolean = true;
/**
* 是否开启战争迷雾效果
*/
enableFog: boolean = false;
}

View File

@@ -1,6 +1,6 @@
{
"ver": "1.0.5",
"uuid": "d3d2bee7-2173-436c-a11c-94a31b2054c2",
"uuid": "3edca38f-0f12-489f-847a-0d89d9e55c6c",
"isPlugin": false,
"loadPluginInWeb": true,
"loadPluginInNative": true,

View File

@@ -0,0 +1,111 @@
import FlashLightCtrlComponent, { FlashLightUBO } from "./FlashLightCtrlComponent";
const { ccclass, property } = cc._decorator;
@ccclass
export default class FlashLightEffectScene extends cc.Component {
private _redSlider: cc.Slider = null;
private _redSliderLabel: cc.Label = null;
private _greenSlider: cc.Slider = null;
private _greenSliderLabel: cc.Label = null;
private _blueSlider: cc.Slider = null;
private _blueSliderLabel: cc.Label = null;
private _alphaSlider: cc.Slider = null;
private _alphaSliderLabel: cc.Label = null;
private _lightWidthSlider: cc.Slider = null;
private _lightWidthSliderLabel: cc.Label = null;
private _lightAngleSlider: cc.Slider = null;
private _lightAngleSliderLabel: cc.Label = null;
private _enableGradientToggle: cc.Toggle = null;
private _cropAlphaToggle: cc.Toggle = null;
private _enableFogToggle: cc.Toggle = null;
private _examplesParentNode: cc.Node = null;
onLoad() {
cc.dynamicAtlasManager.enabled = false;
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/Controller/ColorGreenSlider/Slider").getComponent(cc.Slider);
this._greenSliderLabel = cc.find("Canvas/Content/Controller/ColorGreenSlider/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/Controller/ColorAlphaSlider/Slider").getComponent(cc.Slider);
this._alphaSliderLabel = cc.find("Canvas/Content/Controller/ColorAlphaSlider/ValueLabel").getComponent(cc.Label);
this._lightWidthSlider = cc.find("Canvas/Content/Controller/LightWidthSlider/Slider").getComponent(cc.Slider);
this._lightWidthSliderLabel = cc.find("Canvas/Content/Controller/LightWidthSlider/ValueLabel").getComponent(cc.Label);
this._lightAngleSlider = cc.find("Canvas/Content/Controller/LightAngleSlider/Slider").getComponent(cc.Slider);
this._lightAngleSliderLabel = cc.find("Canvas/Content/Controller/LightAngleSlider/ValueLabel").getComponent(cc.Label);
this._enableGradientToggle = cc.find("Canvas/Content/Controller/EnableGradientToggle/Toggle").getComponent(cc.Toggle);
this._cropAlphaToggle = cc.find("Canvas/Content/Controller/CropAlphaToggle/Toggle").getComponent(cc.Toggle);
this._enableFogToggle = cc.find("Canvas/Content/Controller/EnableFogToggle/Toggle").getComponent(cc.Toggle);
// 代码添加控制脚本
this._examplesParentNode = cc.find("Canvas/Content/Examples");
this._examplesParentNode.children.forEach(childNode => {
childNode.addComponent(FlashLightCtrlComponent);
});
}
onEnable() {
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._lightWidthSlider.node.on("slide", this._onPropertyChanged, this);
this._lightAngleSlider.node.on("slide", this._onPropertyChanged, this);
this._enableGradientToggle.node.on("toggle", this._onPropertyChanged, this);
this._cropAlphaToggle.node.on("toggle", this._onPropertyChanged, this);
this._enableFogToggle.node.on("toggle", this._onPropertyChanged, this);
}
onDisable() {
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._lightWidthSlider.node.off("slide", this._onPropertyChanged, this);
this._lightAngleSlider.node.off("slide", this._onPropertyChanged, this);
this._enableGradientToggle.node.off("toggle", this._onPropertyChanged, this);
this._cropAlphaToggle.node.off("toggle", this._onPropertyChanged, this);
this._enableFogToggle.node.off("toggle", this._onPropertyChanged, this);
}
start() {
this._onPropertyChanged();
}
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)} | ${Math.round(255 * this._greenSlider.progress)}`;
this._blueSliderLabel.string = `${this._blueSlider.progress.toFixed(2)} | ${Math.round(255 * this._blueSlider.progress)}`;
this._alphaSliderLabel.string = `${this._alphaSlider.progress.toFixed(2)} | ${Math.round(255 * this._alphaSlider.progress)}`;
this._lightWidthSliderLabel.string = `${this._lightWidthSlider.progress.toFixed(2)}`;
let angle = 180 * this._lightAngleSlider.progress;
this._lightAngleSliderLabel.string = `${this._lightAngleSlider.progress.toFixed(2)} | ${angle.toFixed(2)}`;
// 通知子节点更新材质
this._examplesParentNode.children.forEach(childNode => {
childNode.emit("on_property_change", <FlashLightUBO>{
lightColor: 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)
),
lightAngle: angle,
lightWidth: this._lightWidthSlider.progress,
enableGradient: this._enableGradientToggle.isChecked,
cropAlpha: this._cropAlphaToggle.isChecked,
enableFog: this._enableFogToggle.isChecked
});
});
}
}

View File

@@ -0,0 +1,9 @@
{
"ver": "1.0.5",
"uuid": "6d3aff77-2683-4417-8960-2a5fd5d0757c",
"isPlugin": false,
"loadPluginInWeb": true,
"loadPluginInNative": true,
"loadPluginInEditor": false,
"subMetas": {}
}

View File

@@ -0,0 +1,83 @@
const { ccclass, property } = cc._decorator;
@ccclass
export default class PointLightCtrlComponent extends cc.Component {
private _pointLightUBO: PointLightUBO = new PointLightUBO();
onEnable() {
this.node.on(cc.Node.EventType.TOUCH_START, this._onTouchStart, this);
this.node.on(cc.Node.EventType.TOUCH_MOVE, this._onTouchMove, this);
this.node.on("on_property_change", this._onPropertyChange, this);
}
onDisable() {
this.node.off(cc.Node.EventType.TOUCH_START, this._onTouchStart, this);
this.node.off(cc.Node.EventType.TOUCH_MOVE, this._onTouchMove, this);
this.node.off("on_property_change", this._onPropertyChange, this);
}
private _onTouchStart(event: cc.Event.EventTouch) {
this._onTouchMove(event);
}
private _onTouchMove(event: cc.Event.EventTouch) {
let touchPointInWorldSpace = event.getLocation();
let touchPointInNodeSpace = this.node.convertToNodeSpaceAR(touchPointInWorldSpace);
// 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._pointLightUBO.centerPoint = cc.v2(
this.node.anchorX + touchPointInNodeSpace.x / this.node.width,
1 - (this.node.anchorY + touchPointInNodeSpace.y / this.node.height)
);
this._updateMaterial();
}
private _onPropertyChange(pointLightUBO: PointLightUBO) {
this._pointLightUBO.centerColor = pointLightUBO.centerColor;
this._pointLightUBO.radius = pointLightUBO.radius;
this._pointLightUBO.cropAlpha = pointLightUBO.cropAlpha;
this._pointLightUBO.enableFog = pointLightUBO.enableFog;
this._updateMaterial();
}
private _updateMaterial() {
this.getComponents(cc.RenderComponent).forEach(renderComponent => {
let material: cc.Material = renderComponent.getMaterial(0);
material.setProperty("centerColor", this._pointLightUBO.centerColor);
material.setProperty("centerPoint", this._pointLightUBO.centerPoint);
material.setProperty("radius", this._pointLightUBO.radius);
material.setProperty("cropAlpha", this._pointLightUBO.cropAlpha);
material.setProperty("enableFog", this._pointLightUBO.enableFog);
renderComponent.setMaterial(0, material);
});
}
}
export class PointLightUBO {
/**
* 中心点颜色
*/
centerColor: cc.Color = cc.Color.YELLOW;
/**
* 中心点坐标 ([0.0, 1.0], [0.0, 1.0])
*/
centerPoint: cc.Vec2 = cc.v2(0.5, 0.5);
/**
* 扩散半径 [0.0, 1.0]
*/
radius: number = 0.5;
/**
* 是否裁剪掉透明区域上的点光
*/
cropAlpha: boolean = true;
/**
* 是否开启战争迷雾效果
*/
enableFog: boolean = false;
}

View File

@@ -0,0 +1,9 @@
{
"ver": "1.0.5",
"uuid": "ababac41-a736-4cbf-ad03-248962dd06e7",
"isPlugin": false,
"loadPluginInWeb": true,
"loadPluginInNative": true,
"loadPluginInEditor": false,
"subMetas": {}
}

View File

@@ -0,0 +1,94 @@
import PointLightCtrlComponent, { PointLightUBO } from "./PointLightCtrlComponent";
const { ccclass, property } = cc._decorator;
@ccclass
export default class PointLightEffectScene extends cc.Component {
private _redSlider: cc.Slider = null;
private _redSliderLabel: cc.Label = null;
private _greenSlider: cc.Slider = null;
private _greenSliderLabel: cc.Label = null;
private _blueSlider: cc.Slider = null;
private _blueSliderLabel: cc.Label = null;
private _alphaSlider: cc.Slider = null;
private _alphaSliderLabel: cc.Label = null;
private _radiuSlider: cc.Slider = null;
private _radiuSliderLabel: cc.Label = null;
private _cropAlphaToggle: cc.Toggle = null;
private _enableFogToggle: cc.Toggle = null;
private _examplesParentNode: cc.Node = null;
onLoad() {
cc.dynamicAtlasManager.enabled = false;
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/Controller/ColorGreenSlider/Slider").getComponent(cc.Slider);
this._greenSliderLabel = cc.find("Canvas/Content/Controller/ColorGreenSlider/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/Controller/ColorAlphaSlider/Slider").getComponent(cc.Slider);
this._alphaSliderLabel = cc.find("Canvas/Content/Controller/ColorAlphaSlider/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);
this._enableFogToggle = cc.find("Canvas/Content/Controller/EnableFogToggle/Toggle").getComponent(cc.Toggle);
// 代码添加控制脚本
this._examplesParentNode = cc.find("Canvas/Content/Examples");
this._examplesParentNode.children.forEach(childNode => {
childNode.addComponent(PointLightCtrlComponent);
});
}
onEnable() {
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);
this._enableFogToggle.node.on("toggle", this._onPropertyChanged, this);
}
onDisable() {
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);
this._enableFogToggle.node.off("toggle", this._onPropertyChanged, this);
}
start() {
this._onPropertyChanged();
}
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)} | ${Math.round(255 * this._greenSlider.progress)}`;
this._blueSliderLabel.string = `${this._blueSlider.progress.toFixed(2)} | ${Math.round(255 * this._blueSlider.progress)}`;
this._alphaSliderLabel.string = `${this._alphaSlider.progress.toFixed(2)} | ${Math.round(255 * this._alphaSlider.progress)}`;
this._radiuSliderLabel.string = `${this._radiuSlider.progress.toFixed(2)}`;
// 通知子节点更新材质
this._examplesParentNode.children.forEach(childNode => {
childNode.emit("on_property_change", <PointLightUBO>{
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)
),
radius: this._radiuSlider.progress,
cropAlpha: this._cropAlphaToggle.isChecked,
enableFog: this._enableFogToggle.isChecked
});
});
}
}

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@@ -0,0 +1,9 @@
{
"ver": "1.0.5",
"uuid": "3a212efa-8118-4c79-a0f7-a51f36262ff7",
"isPlugin": false,
"loadPluginInWeb": true,
"loadPluginInNative": true,
"loadPluginInEditor": false,
"subMetas": {}
}

View File

@@ -1,9 +1,9 @@
const { ccclass, property } = cc._decorator;
@ccclass
export default class RoundCornerCropEffectScene extends cc.Component {
private _roundCornerRadiuSlider: cc.Slider = null;
private _roundCornerRadiuLabel: cc.Label = null;
export default class RoundCornerCropV1EffectScene extends cc.Component {
private _radiuSlider: cc.Slider = null;
private _radiuLabel: cc.Label = null;
private _examplesParentNode: cc.Node = null;
@@ -11,18 +11,18 @@ export default class RoundCornerCropEffectScene extends cc.Component {
// 关闭动态合图
cc.dynamicAtlasManager.enabled = false;
this._roundCornerRadiuSlider = cc.find("Canvas/Content/Sliders/RoundCornerRadiusSlider/Slider").getComponent(cc.Slider);
this._roundCornerRadiuLabel = cc.find("Canvas/Content/Sliders/RoundCornerRadiusSlider/ValueLabel").getComponent(cc.Label);
this._radiuSlider = cc.find("Canvas/Content/Controller/RadiusSlider/Slider").getComponent(cc.Slider);
this._radiuLabel = cc.find("Canvas/Content/Controller/RadiusSlider/ValueLabel").getComponent(cc.Label);
this._examplesParentNode = cc.find("Canvas/Content/Examples");
}
onEnable() {
this._roundCornerRadiuSlider.node.on("slide", this._onSliderChanged, this);
this._radiuSlider.node.on("slide", this._onSliderChanged, this);
}
onDisable() {
this._roundCornerRadiuSlider.node.off("slide", this._onSliderChanged, this);
this._radiuSlider.node.off("slide", this._onSliderChanged, this);
}
start() {
@@ -30,11 +30,11 @@ export default class RoundCornerCropEffectScene extends cc.Component {
}
private _onSliderChanged() {
this._roundCornerRadiuLabel.string = `${this._roundCornerRadiuSlider.progress.toFixed(2)}`;
this._radiuLabel.string = `${this._radiuSlider.progress.toFixed(2)}`;
// 更新材质
this._updateRenderComponentMaterial({
roundCornerRadius: this._roundCornerRadiuSlider.progress
radius: this._radiuSlider.progress
});
}
@@ -49,12 +49,12 @@ export default class RoundCornerCropEffectScene extends cc.Component {
/**
* [0.0, 0.5] 0.5
*/
roundCornerRadius: number;
radius: number;
}) {
this._examplesParentNode.children.forEach(childNode => {
childNode.getComponents(cc.RenderComponent).forEach(renderComponent => {
let material: cc.Material = renderComponent.getMaterial(0);
material.setProperty("roundCornerRadius", param.roundCornerRadius);
material.setProperty("radius", param.radius);
renderComponent.setMaterial(0, material);
});
});

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@@ -0,0 +1,9 @@
{
"ver": "1.0.5",
"uuid": "d27658c5-a966-4e50-a162-09c7af01579e",
"isPlugin": false,
"loadPluginInWeb": true,
"loadPluginInNative": true,
"loadPluginInEditor": false,
"subMetas": {}
}

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@@ -0,0 +1,80 @@
const { ccclass, property } = cc._decorator;
@ccclass
export default class RoundCornerCropV2EffectScene extends cc.Component {
private _radiuSlider: cc.Slider = null;
private _radiuLabel: cc.Label = null;
private _examplesParentNode: cc.Node = null;
onLoad() {
// 关闭动态合图
cc.dynamicAtlasManager.enabled = false;
this._radiuSlider = cc.find("Canvas/Content/Controller/RadiusSlider/Slider").getComponent(cc.Slider);
this._radiuLabel = cc.find("Canvas/Content/Controller/RadiusSlider/ValueLabel").getComponent(cc.Label);
this._examplesParentNode = cc.find("Canvas/Content/Examples");
}
onEnable() {
this._radiuSlider.node.on("slide", this._onSliderChanged, this);
}
onDisable() {
this._radiuSlider.node.off("slide", this._onSliderChanged, this);
}
start() {
this._onSliderChanged();
}
private _onSliderChanged() {
// 计算半径px
let radiusInPx = Math.floor(100 * this._radiuSlider.progress);
this._radiuLabel.string = radiusInPx + "";
// 更新材质
this._updateRenderComponentMaterial({
radiusInPx: radiusInPx
});
}
/**
* 更新渲染组件的材质
*
* 1. 获取材质
* 2. 给材质的 unitform 变量赋值
* 3. 重新将材质赋值回去
*/
private _updateRenderComponentMaterial(param: {
/**
* 圆角半径px
*/
radiusInPx: number;
}) {
this._examplesParentNode.children.forEach(childNode => {
childNode.getComponents(cc.RenderComponent).forEach(renderComponent => {
// 计算半径px分别相对于纹理宽高的比例也叫归一化
let xRadiux = param.radiusInPx / childNode.width;
// 约束范围在区间 [0.0, 0.5]
xRadiux = xRadiux >= 0.5 ? 0.5 : xRadiux;
let yRadius = param.radiusInPx / childNode.height;
yRadius = yRadius >= 0.5 ? 0.5 : yRadius;
if (childNode.name === "Rectangle1") cc.log(`${childNode.name} : (${xRadiux}, ${yRadius})`);
// 更新材质
let material: cc.Material = renderComponent.getMaterial(0);
// 圆角x轴半径长度相对于纹理宽度[0.0, 0.5]
material.setProperty("xRadius", xRadiux);
// 圆角y轴半径长度相对于纹理高度[0.0, 0.5]
material.setProperty("yRadius", yRadius);
renderComponent.setMaterial(0, material);
});
});
}
}

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@@ -0,0 +1,9 @@
{
"ver": "1.0.5",
"uuid": "24bbe7ba-5d1e-42d9-b2dd-f219fef90367",
"isPlugin": false,
"loadPluginInWeb": true,
"loadPluginInNative": true,
"loadPluginInEditor": false,
"subMetas": {}
}

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