remove DownSample imagefilter

gm/testimagefilters.cpp

Index: gm/testimagefilters.cpp
diff --git a/gm/testimagefilters.cpp b/gm/testimagefilters.cpp
deleted file mode 100644
index c6742b2a60347b5a2fb5895460b9b8d2c6406395..0000000000000000000000000000000000000000
--- a/gm/testimagefilters.cpp
+++ /dev/null
@@ -1,142 +0,0 @@
-/*
- * 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 "gm.h"
-#include "SkCanvas.h"
-#include "SkColorFilter.h"
-#include "SkColorPriv.h"
-#include "SkShader.h"
-
-#include "SkBlurImageFilter.h"
-#include "SkColorFilterImageFilter.h"
-#include "SkComposeImageFilter.h"
-#include "SkMergeImageFilter.h"
-#include "SkOffsetImageFilter.h"
-#include "SkTestImageFilters.h"
-
-#define FILTER_WIDTH    SkIntToScalar(150)
-#define FILTER_HEIGHT   SkIntToScalar(200)
-
-static sk_sp<SkImageFilter> make0() {
-    return SkDownSampleImageFilter::Make(SK_Scalar1 / 5, nullptr);
-}
-
-static sk_sp<SkImageFilter> make1() {
-    return SkOffsetImageFilter::Make(SkIntToScalar(16), SkIntToScalar(16), nullptr);
-}
-
-static sk_sp<SkImageFilter> make2() {
-    sk_sp<SkColorFilter> cf(SkColorFilter::MakeModeFilter(SK_ColorBLUE, SkXfermode::kSrcIn_Mode));
-    return SkColorFilterImageFilter::Make(std::move(cf), nullptr);
-}
-
-static sk_sp<SkImageFilter> make3() {
-    return SkBlurImageFilter::Make(8, 0, nullptr);
-}
-
-static sk_sp<SkImageFilter> make4() {
-    sk_sp<SkImageFilter> outer(SkOffsetImageFilter::Make(SkIntToScalar(16),
-                                                         SkIntToScalar(16),
-                                                         nullptr));
-    sk_sp<SkImageFilter> inner(SkDownSampleImageFilter::Make(SK_Scalar1 / 5, nullptr));
-    return SkComposeImageFilter::Make(std::move(outer), std::move(inner));
-}
-
-static sk_sp<SkImageFilter> make5() {
-    sk_sp<SkImageFilter> first(SkOffsetImageFilter::Make(SkIntToScalar(16),
-                                                         SkIntToScalar(16),
-                                                         nullptr));
-    sk_sp<SkImageFilter> second(SkDownSampleImageFilter::Make(SK_Scalar1 / 5, nullptr));
-    return SkMergeImageFilter::Make(std::move(first), std::move(second));
-}
-
-static sk_sp<SkImageFilter> make6() {
-    sk_sp<SkImageFilter> outer(SkOffsetImageFilter::Make(SkIntToScalar(16),
-                                                         SkIntToScalar(16),
-                                                         nullptr));
-    sk_sp<SkImageFilter> inner(SkDownSampleImageFilter::Make(SK_Scalar1 / 5, nullptr));
-    sk_sp<SkImageFilter> compose(SkComposeImageFilter::Make(std::move(outer), std::move(inner)));
-
-    sk_sp<SkColorFilter> cf(SkColorFilter::MakeModeFilter(0x880000FF, SkXfermode::kSrcIn_Mode));
-    sk_sp<SkImageFilter> blue(SkColorFilterImageFilter::Make(std::move(cf), nullptr));
-
-    return SkMergeImageFilter::Make(std::move(compose), std::move(blue));
-}
-
-static sk_sp<SkImageFilter> make7() {
-    sk_sp<SkImageFilter> outer(SkOffsetImageFilter::Make(SkIntToScalar(16),
-                                                         SkIntToScalar(16),
-                                                         nullptr));
-    sk_sp<SkImageFilter> inner(make3());
-    sk_sp<SkImageFilter> compose(SkComposeImageFilter::Make(std::move(outer), std::move(inner)));
-
-    sk_sp<SkColorFilter> cf(SkColorFilter::MakeModeFilter(0x880000FF, SkXfermode::kSrcIn_Mode));
-    sk_sp<SkImageFilter> blue(SkColorFilterImageFilter::Make(std::move(cf), nullptr));
-
-    return SkMergeImageFilter::Make(std::move(compose), std::move(blue));
-}
-
-static void draw0(SkCanvas* canvas) {
-    SkPaint p;
-    p.setAntiAlias(true);
-    SkRect r = SkRect::MakeWH(FILTER_WIDTH, FILTER_HEIGHT);
-    r.inset(SK_Scalar1 * 12, SK_Scalar1 * 12);
-    p.setColor(SK_ColorRED);
-    canvas->drawOval(r, p);
-}
-
-class TestImageFiltersGM : public skiagm::GM {
-public:
-    TestImageFiltersGM () {}
-
-protected:
-
-    SkString onShortName() override {
-        return SkString("testimagefilters");
-    }
-
-    SkISize onISize() override { return SkISize::Make(700, 460); }
-
-    void onDraw(SkCanvas* canvas) override {
-//        this->drawSizeBounds(canvas, 0xFFCCCCCC);
-
-        static sk_sp<SkImageFilter> (*gFilterProc[])() = {
-            make0, make1, make2, make3, make4, make5, make6, make7
-        };
-
-        const SkRect bounds = SkRect::MakeWH(FILTER_WIDTH, FILTER_HEIGHT);
-
-        const SkScalar dx = bounds.width() * 8 / 7;
-        const SkScalar dy = bounds.height() * 8 / 7;
-
-        canvas->translate(SkIntToScalar(8), SkIntToScalar(8));
-
-        for (int i = 0; i < (int)SK_ARRAY_COUNT(gFilterProc); ++i) {
-            int ix = i % 4;
-            int iy = i / 4;
-
-            SkAutoCanvasRestore acr(canvas, true);
-            canvas->translate(ix * dx, iy * dy);
-
-            SkPaint p;
-            p.setStyle(SkPaint::kStroke_Style);
-            canvas->drawRect(bounds, p);
-
-            SkPaint paint;
-            paint.setImageFilter(gFilterProc[i]());
-            canvas->saveLayer(&bounds, &paint);
-            draw0(canvas);
-        }
-    }
-
-private:
-    typedef GM INHERITED;
-};
-
-//////////////////////////////////////////////////////////////////////////////
-
-DEF_GM( return new TestImageFiltersGM; )