return 4x4 matrix from SkColorSpace

src/core/SkMatrix44.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 "SkMatrix44.h"
 
 static inline bool eq4(const SkMScalar* SK_RESTRICT a,
@@ skipping 191 matching lines @@
 void SkMatrix44::set3x3(SkMScalar m00, SkMScalar m01, SkMScalar m02,
                         SkMScalar m10, SkMScalar m11, SkMScalar m12,
                         SkMScalar m20, SkMScalar m21, SkMScalar m22) {
     fMat[0][0] = m00; fMat[0][1] = m01; fMat[0][2] = m02; fMat[0][3] = 0;
     fMat[1][0] = m10; fMat[1][1] = m11; fMat[1][2] = m12; fMat[1][3] = 0;
     fMat[2][0] = m20; fMat[2][1] = m21; fMat[2][2] = m22; fMat[2][3] = 0;
     fMat[3][0] = 0;   fMat[3][1] = 0;   fMat[3][2] = 0;   fMat[3][3] = 1;
     this->dirtyTypeMask();
 }
 
+void SkMatrix44::set3x3ColMajorf(const float src[]) {
+    fMat[0][0] = src[0]; fMat[0][1] = src[3]; fMat[0][2] = src[6]; fMat[0][3] = 0;
+    fMat[1][0] = src[1]; fMat[1][1] = src[4]; fMat[1][2] = src[7]; fMat[1][3] = 0;
+    fMat[2][0] = src[2]; fMat[2][1] = src[5]; fMat[2][2] = src[8]; fMat[2][3] = 0;
+    fMat[3][0] = 0;      fMat[3][1] = 0;      fMat[3][2] = 0;      fMat[3][3] = 1;
+    this->dirtyTypeMask();
+}
+
 ///////////////////////////////////////////////////////////////////////////////
 
 void SkMatrix44::setTranslate(SkMScalar dx, SkMScalar dy, SkMScalar dz) {
     this->setIdentity();
 
     if (!dx && !dy && !dz) {
         return;
     }
 
     fMat[3][0] = dx;
@@ skipping 765 matching lines @@
     dst[SkMatrix::kMSkewY]  = SkMScalarToScalar(fMat[0][1]);
     dst[SkMatrix::kMScaleY] = SkMScalarToScalar(fMat[1][1]);
     dst[SkMatrix::kMTransY] = SkMScalarToScalar(fMat[3][1]);
 
     dst[SkMatrix::kMPersp0] = SkMScalarToScalar(fMat[0][3]);
     dst[SkMatrix::kMPersp1] = SkMScalarToScalar(fMat[1][3]);
     dst[SkMatrix::kMPersp2] = SkMScalarToScalar(fMat[3][3]);
 
     return dst;
 }