fix trivial matrix computation

src/core/SkBitmapProcState_sample.h

 
 /*
  * 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 "SkUtils.h"
 
 #if DSTSIZE==32
@@ skipping 24 matching lines @@
                           const uint32_t* SK_RESTRICT xy,
                            int count, DSTTYPE* SK_RESTRICT colors);
 void MAKENAME(_filter_DXDY)(const SkBitmapProcState& s,
                             const uint32_t* SK_RESTRICT xy,
                             int count, DSTTYPE* SK_RESTRICT colors);
 
 void MAKENAME(_nofilter_DXDY)(const SkBitmapProcState& s,
                               const uint32_t* SK_RESTRICT xy,
                               int count, DSTTYPE* SK_RESTRICT colors) {
     SkASSERT(count > 0 && colors != NULL);
-    SkASSERT(s.fDoFilter == false);
+    SkASSERT(SkBitmapProcState::kNone_BitmapFilter == s.fFilterQuality);
     SkDEBUGCODE(CHECKSTATE(s);)
 
 #ifdef PREAMBLE
     PREAMBLE(s);
 #endif
     const char* SK_RESTRICT srcAddr = (const char*)s.fBitmap->getPixels();
     size_t rb = s.fBitmap->rowBytes();
 
     uint32_t XY;
     SRCTYPE src;
@@ skipping 22 matching lines @@
 #ifdef POSTAMBLE
     POSTAMBLE(s);
 #endif
 }
 
 void MAKENAME(_nofilter_DX)(const SkBitmapProcState& s,
                             const uint32_t* SK_RESTRICT xy,
                             int count, DSTTYPE* SK_RESTRICT colors) {
     SkASSERT(count > 0 && colors != NULL);
     SkASSERT(s.fInvType <= (SkMatrix::kTranslate_Mask | SkMatrix::kScale_Mask));
-    SkASSERT(s.fDoFilter == false);
+    SkASSERT(SkBitmapProcState::kNone_BitmapFilter == s.fFilterQuality);
     SkDEBUGCODE(CHECKSTATE(s);)
 
 #ifdef PREAMBLE
     PREAMBLE(s);
 #endif
     const SRCTYPE* SK_RESTRICT srcAddr = (const SRCTYPE*)s.fBitmap->getPixels();
 
     // buffer is y32, x16, x16, x16, x16, x16
     // bump srcAddr to the proper row, since we're told Y never changes
     SkASSERT((unsigned)xy[0] < (unsigned)s.fBitmap->height());
@@ skipping 33 matching lines @@
     POSTAMBLE(s);
 #endif
 }
 
 ///////////////////////////////////////////////////////////////////////////////
 
 void MAKENAME(_filter_DX)(const SkBitmapProcState& s,
                           const uint32_t* SK_RESTRICT xy,
                            int count, DSTTYPE* SK_RESTRICT colors) {
     SkASSERT(count > 0 && colors != NULL);
-    SkASSERT(s.fDoFilter);
+    SkASSERT(s.fFilterQuality != SkBitmapProcState::kNone_BitmapFilter);
     SkDEBUGCODE(CHECKSTATE(s);)
 
 #ifdef PREAMBLE
     PREAMBLE(s);
 #endif
     const char* SK_RESTRICT srcAddr = (const char*)s.fBitmap->getPixels();
     size_t rb = s.fBitmap->rowBytes();
     unsigned subY;
     const SRCTYPE* SK_RESTRICT row0;
     const SRCTYPE* SK_RESTRICT row1;
@@ skipping 25 matching lines @@
     } while (--count != 0);
 
 #ifdef POSTAMBLE
     POSTAMBLE(s);
 #endif
 }
 void MAKENAME(_filter_DXDY)(const SkBitmapProcState& s,
                             const uint32_t* SK_RESTRICT xy,
                             int count, DSTTYPE* SK_RESTRICT colors) {
     SkASSERT(count > 0 && colors != NULL);
-    SkASSERT(s.fDoFilter);
+    SkASSERT(s.fFilterQuality != SkBitmapProcState::kNone_BitmapFilter);
     SkDEBUGCODE(CHECKSTATE(s);)
 
 #ifdef PREAMBLE
         PREAMBLE(s);
 #endif
     const char* SK_RESTRICT srcAddr = (const char*)s.fBitmap->getPixels();
     size_t rb = s.fBitmap->rowBytes();
 
     do {
         uint32_t data = *xy++;
@@ skipping 40 matching lines @@
 #ifdef POSTAMBLE
     #undef POSTAMBLE
 #endif
 
 #undef FILTER_PROC_TYPE
 #undef GET_FILTER_TABLE
 #undef GET_FILTER_ROW
 #undef GET_FILTER_ROW_PROC
 #undef GET_FILTER_PROC
 #undef BITMAPPROC_MEMSET