fepointlight
<fePointLight> SVG滤镜基元允许创建点光源效果。
用法上下文
分类 | 光源元素 |
|---|---|
允许的内容 | 以任意顺序包含以下任意数量的元素：<animate>，<set> |
属性
全局属性
- Core attributesSpecific attributes
x
y
z
DOM接口
这个元素实现了SVGFEPointLightElement接口。
例
SVG
<svg width="200" height="200" xmlns="http://www.w3.org/2000/svg"
xmlns:xlink="http://www.w3.org/1999/xlink">
<defs>
<filter id="spotlight">
<feSpecularLighting result="spotlight" specularConstant="1.5"
specularExponent="80" lighting-color="#FFF">
<fePointLight x="50" y="50" z="220"/>
</feSpecularLighting>
<feComposite in="SourceGraphic" in2="spotlight" operator="arithmetic"
k1="0" k2="1" k3="1" k4="0"/>
</filter>
</defs>
<image xlink:href="/files/6457/mdn_logo_only_color.png" x="10%" y="10%"
width="80%" height="80%" style="filter:url(#spotlight);"/>
</svg>结果
产品规格
Specification | Status | Comment |
|---|---|---|
Filter Effects Module Level 1The definition of '<fePointLight>' in that specification. | Working Draft | No change |
Scalable Vector Graphics (SVG) 1.1 (Second Edition)The definition of '<fePointLight>' in that specification. | Recommendation | Initial definition |
浏览器兼容性
Feature | Chrome | Edge | Firefox (Gecko) | Internet Explorer | Opera | Safari |
|---|---|---|---|---|---|---|
Basic support | (Yes) | (Yes) | 4.0 (2.0) | (Yes) | 9.0 | ? |
Feature | Android | Edge | Firefox Mobile (Gecko) | IE Phone | Opera Mobile | Safari Mobile |
|---|---|---|---|---|---|---|
Basic support | ? | (Yes) | ? | ? | ? | ? |
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