clone of https://codereview.chromium.org/15316014/ with teaks

src/core/SkBitmapProcState.h

 
 /*
  * Copyright 2007 The Android Open Source Project
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 
 #ifndef SkBitmapProcState_DEFINED
@@ skipping 79 matching lines @@
         fMatrixProc
         fSampleProc32
         fSampleProc32
 
         They will already have valid function pointers, so a platform that does
         not have an accelerated version can just leave that field as is. A valid
         implementation can do nothing (see SkBitmapProcState_opts_none.cpp)
      */
     void platformProcs();
 
+
     /** Given the byte size of the index buffer to be passed to the matrix proc,
         return the maximum number of resulting pixels that can be computed
         (i.e. the number of SkPMColor values to be written by the sample proc).
         This routine takes into account that filtering and scale-vs-affine
         affect the amount of buffer space needed.
 
         Only valid to call after chooseProcs (setContext) has been called. It is
         safe to call this inside the shader's shadeSpan() method.
      */
     int maxCountForBufferSize(size_t bufferSize) const;
@@ skipping 22 matching lines @@
     SampleProc16        fSampleProc16;      // chooseProcs
 
     SkMatrix            fUnitInvMatrix;     // chooseProcs
     SkBitmap            fOrigBitmap;        // CONSTRUCTOR
     SkBitmap            fMipBitmap;
 
     MatrixProc chooseMatrixProc(bool trivial_matrix);
     bool chooseProcs(const SkMatrix& inv, const SkPaint&);
     ShaderProc32 chooseShaderProc32();
 
+
+    /** test method for choosing a bicubic shading filter
+      */
+      
+    ShaderProc32 chooseBicubicFilterProc(const SkPaint &paint);
+    
     // Return false if we failed to setup for fast translate (e.g. overflow)
     bool setupForTranslate();
 
 #ifdef SK_DEBUG
     static void DebugMatrixProc(const SkBitmapProcState&,
                                 uint32_t[], int count, int x, int y);
 #endif
 };
 
 /*  Macros for packing and unpacking pairs of 16bit values in a 32bit uint.
@@ skipping 35 matching lines @@
 void ClampX_ClampY_nofilter_scale(const SkBitmapProcState& s, uint32_t xy[],
                                   int count, int x, int y);
 void ClampX_ClampY_filter_affine(const SkBitmapProcState& s,
                                  uint32_t xy[], int count, int x, int y);
 void ClampX_ClampY_nofilter_affine(const SkBitmapProcState& s,
                                    uint32_t xy[], int count, int x, int y);
 void S32_D16_filter_DX(const SkBitmapProcState& s,
                                    const uint32_t* xy, int count, uint16_t* colors);
 
 #endif