Remove SkLumaXfermode.
Possibly the shortest-lived Skia feature, SkLumaXfermode is now replaced
by a color filter implementation (SkLumaColorFilter). All known existing
clients (Blink) have been converted.
R=reed@google.com
Author: fmalita@chromium.org
Review URL: https://codereview.chromium.org/26916002
git-svn-id: http://skia.googlecode.com/svn/trunk/include@11750 2bbb7eff-a529-9590-31e7-b0007b416f81
diff --git a/effects/SkLumaXfermode.h b/effects/SkLumaXfermode.h
deleted file mode 100644
index b189328..0000000
--- a/effects/SkLumaXfermode.h
+++ /dev/null
@@ -1,61 +0,0 @@
-/*
- * Copyright 2013 Google Inc.
- *
- * Use of this source code is governed by a BSD-style license that can be
- * found in the LICENSE file.
- */
-
-#ifndef SkLumaXfermode_DEFINED
-#define SkLumaXfermode_DEFINED
-
-#include "SkXfermode.h"
-
-/**
- * Luminance mask transfer, as defined in
- * http://www.w3.org/TR/SVG/masking.html#Masking
- * http://www.w3.org/TR/css-masking/#MaskValues
- *
- * The luminance-to-alpha function is applied before performing a standard
- * SrcIn/DstIn/SrcOver xfer:
- *
- * luma(C) = (0.2125 * C.r + 0.7154 * C.g + 0.0721 * C.b) * C.a
- *
- * (where C is un-premultiplied)
- */
-class SK_API SkLumaMaskXfermode : public SkXfermode {
-public:
- /** Return an SkLumaMaskXfermode object for the specified submode.
- *
- * Only kSrcIn_Mode, kDstIn_Mode kSrcOver_Mode are supported - for everything else,
- * the factory returns NULL.
- */
- static SkXfermode* Create(SkXfermode::Mode);
-
- virtual SkPMColor xferColor(SkPMColor, SkPMColor) const SK_OVERRIDE;
- virtual void xfer32(SkPMColor dst[], const SkPMColor src[], int count,
- const SkAlpha aa[]) const SK_OVERRIDE;
-
- SK_DEVELOPER_TO_STRING()
- SK_DECLARE_PUBLIC_FLATTENABLE_DESERIALIZATION_PROCS(SkLumaMaskXfermode)
- SK_DECLARE_FLATTENABLE_REGISTRAR_GROUP()
-
-#if SK_SUPPORT_GPU
- virtual bool asNewEffectOrCoeff(GrContext*, GrEffectRef**, Coeff*, Coeff*,
- GrTexture*) const SK_OVERRIDE;
-#endif
-
-protected:
- SkLumaMaskXfermode(SkFlattenableReadBuffer&);
- virtual void flatten(SkFlattenableWriteBuffer&) const SK_OVERRIDE;
-
- SkLumaMaskXfermode(SkXfermode::Mode);
-
-private:
- const SkXfermode::Mode fMode;
-
- typedef SkXfermode INHERITED;
-
- virtual SkPMColor lumaProc(const SkPMColor a, const SkPMColor b) const;
-};
-
-#endif