sknx refactoring

src/core/SkColorMatrixFilterRowMajor255.cpp

 /*
  * Copyright 2011 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #include "SkColorMatrixFilterRowMajor255.h"
 #include "SkColorPriv.h"
 #include "SkNx.h"
@@ skipping 90 matching lines @@
         float srcA = srcf.kth<SkPM4f::A>();
 
         if (0 == srcA) {
             dst[i] = matrix_translate_pmcolor;
             continue;
         }
         if (1 != srcA) {
             srcf = unpremul(srcf);
         }
 
-        Sk4f r4 = SkNx_dup<SK_R32_SHIFT/8>(srcf);
-        Sk4f g4 = SkNx_dup<SK_G32_SHIFT/8>(srcf);
-        Sk4f b4 = SkNx_dup<SK_B32_SHIFT/8>(srcf);
-        Sk4f a4 = SkNx_dup<SK_A32_SHIFT/8>(srcf);
+        Sk4f r4 = srcf.kth<SK_R32_SHIFT/8>();
+        Sk4f g4 = srcf.kth<SK_G32_SHIFT/8>();
+        Sk4f b4 = srcf.kth<SK_B32_SHIFT/8>();
+        Sk4f a4 = srcf.kth<SK_A32_SHIFT/8>();
 
         // apply matrix
         Sk4f dst4 = c0 * r4 + c1 * g4 + c2 * b4 + c3 * a4 + c4;
 
         dst[i] = Adaptor::From4f(premul(clamp_0_1(dst4)));
     }
 }
 
 struct SkPMColorAdaptor {
     static SkPMColor From4f(const Sk4f& c4) {
@@ skipping 297 matching lines @@
 SkColorFilter* SkColorMatrixFilterRowMajor255::CreateSingleChannelOutput(const SkScalar row[5]) {
     SkASSERT(row);
     SkColorMatrixFilterRowMajor255* cf = new SkColorMatrixFilterRowMajor255();
     static_assert(sizeof(SkScalar) * 5 * 4 == sizeof(cf->fMatrix), "sizes don't match");
     for (int i = 0; i < 4; ++i) {
         memcpy(cf->fMatrix + 5 * i, row, sizeof(SkScalar) * 5);
     }
     cf->initState();
     return cf;
 }