<feSpotLight> - SVG: Scalable Vector Graphics 编辑

The <feSpotLight> SVG filter primitive defines a light source which allows to create a spotlight effect. It that can be used within a lighting filter primitive: <feDiffuseLighting> or <feSpecularLighting>.

Usage context

Attributes

Global attributes

• Core attributes

Specific attributes

• x
• y
• z
• pointsAtX
• pointsAtY
• pointsAtZ
• specularExponent
• limitingConeAngle

DOM Interface

This element implements the SVGFESpotLightElement interface.

Example

HTML Content

<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="4" lighting-color="#FFF">
        <feSpotLight x="600" y="600" z="400" limitingConeAngle="5.5" />
      </feSpecularLighting>
      <feComposite in="SourceGraphic" in2="spotlight" operator="out"
          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>

Result

Specifications

Browser compatibility

BCD tables only load in the browser

See also

• <filter>
• <animate>
• <set>
• <feDiffuseLighting>
• <feSpecularLighting>
• <feDistantLight>
• <fePointLight>
• SVG tutorial: Filter effects