use SkBitmapProvider for shader-context

src/core/SkBitmapProcState.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 "SkBitmapCache.h"
 #include "SkBitmapController.h"
 #include "SkBitmapProcState.h"
@@ skipping 19 matching lines @@
 extern void  SI8_opaque_D32_filter_DX_shaderproc_neon(const SkBitmapProcState&, int, int, uint32_t*, int);
 extern void  Clamp_SI8_opaque_D32_filter_DX_shaderproc_neon(const SkBitmapProcState&, int, int, uint32_t*, int);
 #endif
 
 extern void Clamp_S32_opaque_D32_nofilter_DX_shaderproc(const SkBitmapProcState&, int, int, uint32_t*, int);
 
 #define   NAME_WRAP(x)  x
 #include "SkBitmapProcState_filter.h"
 #include "SkBitmapProcState_procs.h"
 
-SkBitmapProcState::SkBitmapProcState() : fBMState(nullptr) {}
+SkBitmapProcState::SkBitmapProcState(const SkBitmapProvider& provider,
+                                     SkShader::TileMode tmx, SkShader::TileMode tmy)
+    : fProvider(provider)
+    , fBMState(nullptr)
+{
+    fTileModeX = tmx;
+    fTileModeY = tmy;
+}
+
+SkBitmapProcState::SkBitmapProcState(const SkBitmap& bm,
+                                     SkShader::TileMode tmx, SkShader::TileMode tmy)
+    : fProvider(SkBitmapProvider(bm))
+    , fBMState(nullptr)
+{
+    fTileModeX = tmx;
+    fTileModeY = tmy;
+}
 
 SkBitmapProcState::~SkBitmapProcState() {
     SkInPlaceDeleteCheck(fBMState, fBMStateStorage.get());
 }
 
 ///////////////////////////////////////////////////////////////////////////////
 
 // true iff the matrix contains, at most, scale and translate elements
 static bool matrix_only_scale_translate(const SkMatrix& m) {
     return m.getType() <= (SkMatrix::kScale_Mask | SkMatrix::kTranslate_Mask);
@@ skipping 61 matching lines @@
  *  We can always fulfill requests for Low and None
  *  - sometimes we will "ignore" Low and give None, but this is likely a legacy perf hack
  *    and may be removed.
  */
 bool SkBitmapProcState::chooseProcs(const SkMatrix& inv, const SkPaint& paint) {
     fPixmap.reset();
     fInvMatrix = inv;
     fFilterLevel = paint.getFilterQuality();
 
     SkDefaultBitmapController controller;
-    fBMState = controller.requestBitmap(fOrigBitmap, inv, paint.getFilterQuality(),
+    fBMState = controller.requestBitmap(fProvider, inv, paint.getFilterQuality(),
                                         fBMStateStorage.get(), fBMStateStorage.size());
     // Note : we allow the controller to return an empty (zero-dimension) result. Should we?
     if (nullptr == fBMState || fBMState->pixmap().info().isEmpty()) {
         return false;
     }
     fPixmap = fBMState->pixmap();
     fInvMatrix = fBMState->invMatrix();
     fFilterLevel = fBMState->quality();
     SkASSERT(fPixmap.addr());
     
@@ skipping 707 matching lines @@
             fx += dx;
         }
     } else {
         for (int i = 0; i < count; ++i) {
             dst[i] = src[SkClampMax(SkFractionalIntToInt(fx), maxX)];
             fx += dx;
         }
     }
 }