Implement filter primitive subregion on accelerated reference filters (FEColorMatrix a…

LayoutTests/css3/filters/effect-reference-subregion-hw.html

Index: LayoutTests/css3/filters/effect-reference-subregion-hw.html
diff --git a/LayoutTests/css3/filters/effect-reference-hw.html b/LayoutTests/css3/filters/effect-reference-subregion-hw.html
similarity index 80%
copy from LayoutTests/css3/filters/effect-reference-hw.html
copy to LayoutTests/css3/filters/effect-reference-subregion-hw.html
index 287320b05ce24ff6469792ea56ef66e29c570dad..99a6a5d441213e1f25b1c669ade3143a333ebcef 100644
--- a/LayoutTests/css3/filters/effect-reference-hw.html
+++ b/LayoutTests/css3/filters/effect-reference-subregion-hw.html
@@ -1,13 +1,13 @@
 <svg xmlns="http://www.w3.org/2000/svg" width="0" height="0" version="1.1">
   <defs>
     <filter id="colormatrix" color-interpolation-filters="sRGB">
-      <feColorMatrix type="hueRotate" values="180"/>
+      <feColorMatrix type="hueRotate" values="180" x="10" y="10" width="140" height="70"/>
     </filter>
     <filter id="morphology" color-interpolation-filters="sRGB">
-      <feMorphology radius="10" operator="dilate"/>
+      <feMorphology radius="10" operator="dilate" x="10" y="10" width="140" height="70"/>
     </filter>
     <filter id="componenttransfer" color-interpolation-filters="sRGB">
-      <feComponentTransfer>
+      <feComponentTransfer x="10" y="10" width="140" height="70">
         <feFuncR type="linear" slope="0.5">
         <feFuncG type="linear" slope="0.5">
         <feFuncB type="linear" slope="0.5">
@@ -15,34 +15,33 @@
       </feComponentTransfer>
     </filter>
     <filter id="blurY" color-interpolation-filters="sRGB">
-      <feGaussianBlur stdDeviation="0 5"/>
+      <feGaussianBlur stdDeviation="0 10" x="10" y="10" width="140" height="70"/>
     </filter>
     <filter id="blend" color-interpolation-filters="sRGB">
       <feGaussianBlur stdDeviation="5 5"/>
-      <feBlend in2="SourceGraphic" mode="screen">
+      <feBlend in2="SourceGraphic" mode="screen" x="10" y="10" width="140" height="70">
     </filter>
     <filter id="lighting" color-interpolation-filters="sRGB">
-      <feSpecularLighting>
+      <feSpecularLighting x="10" y="10" width="140" height="70">
         <feSpotLight pointsAtX="160" pointsAtY="130" pointsAtZ="0" specularExponent="1" limitingConeAngle="20" x="0" y="0" z="10"/>
       </feSpecularLighting>
       <feColorMatrix type="matrix" values="0 0 0 1 0  0 0 0 1 0  0 0 0 1 0  0 0 0 0 1"/>
-      <feBlend in2="SourceGraphic" mode="multiply"/>
     </filter>
     <filter id="offset" x="0%" color-interpolation-filters="sRGB">
-      <feOffset dx="10" dy="10"/>
+      <feOffset dx="10" dy="10" x="10" y="10" width="140" height="70"/>
     </filter>
     <filter id="convolvematrix" color-interpolation-filters="sRGB">
-      <feConvolveMatrix order="3 3" kernelMatrix="1 1 1   1 -7 1   1 1 1" bias ="0.3"/>
+      <feConvolveMatrix order="3 3" kernelMatrix="1 1 1   1 -7 1   1 1 1" bias ="0.3" x="10" y="10" width="140" height="70"/>
     </filter>
     <filter id="displacement" color-interpolation-filters="sRGB">
-      <feDisplacementMap scale="10" xChannelSelector="R" yChannelSelector="G"/>
+      <feDisplacementMap scale="10" xChannelSelector="R" yChannelSelector="G" x="10" y="10" width="140" height="70"/>
     </filter>
     <filter id="merge" color-interpolation-filters="sRGB">
       <feColorMatrix type="matrix" values="1 0 0 0 0  0 1 0 0 0  0 0 1 0 0  0 0 0 0.3 0"  result="trans"/>
       <feOffset dx="5"  dy="5"  in="trans" result="offset1"/>
       <feOffset dx="10" dy="10" in="trans" result="offset2"/>
       <feOffset dx="15" dy="15" in="trans" result="offset3"/>
-      <feMerge>
+      <feMerge x="10" y="10" width="140" height="70">
         <feMergeNode in="trans"/>
         <feMergeNode in="offset1"/>
         <feMergeNode in="offset2"/>
@@ -50,14 +49,14 @@
       </feMerge>
     </filter>
     <filter id="flood" color-interpolation-filters="sRGB">
-      <feFlood flood-color="green"/>
+      <feFlood flood-color="green" x="10" y="10" width="140" height="70"/>
     </filter>
     <filter id="turbulence" color-interpolation-filters="sRGB">
-      <feTurbulence type="turbulence" baseFrequency="0.05" numOctaves="2"/>
+      <feTurbulence type="turbulence" baseFrequency="0.05" numOctaves="2" x="10" y="10" width="140" height="70"/>
     </filter>
     <filter id="tile">
       <feColorMatrix x="0" y="0" width="40" height="40"/>
-      <feTile x="0" y="0" width="160" height="80"/>
+      <feTile x="10" y="10" width="140" height="70"/>
     </filter>
   </defs>
 </svg>
@@ -67,7 +66,6 @@ img {
     -webkit-transform: translateZ(0);
 }
 </style>
-<img src="resources/reference.png">
 <img style="-webkit-filter: url(#colormatrix); filter: url(#colormatrix);" src="resources/reference.png">
 <img style="-webkit-filter: url(#morphology); filter: url(#morphology);" src="resources/reference.png">
 <img style="-webkit-filter: url(#componenttransfer); filter: url(#componenttransfer);" src="resources/reference.png">