Remove SkColorCubeFilter. It is unused.

Change-Id: Iec5fc759e331de24caea1347f9510917260d379b
Reviewed-on: https://skia-review.googlesource.com/7363
Reviewed-by: Mike Reed <reed@google.com>
Commit-Queue: Mike Klein <mtklein@chromium.org>

1 files changed, 0 insertions, 124 deletions

diff --git a/gm/colorcube.cpp b/gm/colorcube.cpp
deleted file mode 100644
index dc183bc3ae..0000000000
--- a/gm/colorcube.cpp
+++ /dev/null
@@ -1,124 +0,0 @@
-/*
- * Copyright 2014 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 "SkColorCubeFilter.h"
-#include "SkData.h"
-#include "SkGradientShader.h"
-#include "SkTemplates.h"
-
-namespace skiagm {
-
-static sk_sp<SkShader> MakeLinear() {
-    constexpr SkPoint pts[2] = {
-            { 0, 0 },
-            { SkIntToScalar(80), SkIntToScalar(80) }
-        };
-    constexpr SkColor colors[] = { SK_ColorYELLOW, SK_ColorBLUE };
-    return SkGradientShader::MakeLinear(pts, colors, nullptr, 2, SkShader::kRepeat_TileMode, 0,
-                                        &SkMatrix::I());
-}
-
-class ColorCubeGM : public GM {
-public:
-    ColorCubeGM() : fInitialized(false) {
-        this->setBGColor(0xFF000000);
-    }
-
-protected:
-    SkString onShortName() override {
-        return SkString("colorcube");
-    }
-
-    void make_3Dluts() {
-        make_3Dlut(&f3DLut4, 4, true, false, false);
-        make_3Dlut(&f3DLut8, 8, false, true, false);
-        make_3Dlut(&f3DLut16, 16, false, true, true);
-        make_3Dlut(&f3DLut32, 32, true, true, false);
-        make_3Dlut(&f3DLut64, 64, true, false, true);
-    }
-
-    void make_bitmap() {
-        fBitmap.allocN32Pixels(80, 80);
-        SkCanvas canvas(fBitmap);
-        canvas.clear(0x00000000);
-        SkPaint paint;
-        paint.setAntiAlias(true);
-        paint.setShader(MakeLinear());
-        canvas.drawRect(SkRect::MakeWH(80, 80), paint);
-    }
-
-    void make_3Dlut(sk_sp<SkData>* data, int size, bool invR, bool invG, bool invB) {
-        *data = SkData::MakeUninitialized(sizeof(SkColor) * size * size * size);
-        SkColor* pixels = (SkColor*)((*data)->writable_data());
-        SkAutoTMalloc<uint8_t> lutMemory(size);
-        SkAutoTMalloc<uint8_t> invLutMemory(size);
-        uint8_t* lut = lutMemory.get();
-        uint8_t* invLut = invLutMemory.get();
-        const int maxIndex = size - 1;
-        for (int i = 0; i < size; i++) {
-            lut[i] = (i * 255) / maxIndex;
-            invLut[i] = ((maxIndex - i) * 255) / maxIndex;
-        }
-        for (int r = 0; r < size; ++r) {
-            for (int g = 0; g < size; ++g) {
-                for (int b = 0; b < size; ++b) {
-                    pixels[(size * ((size * b) + g)) + r] = sk_tool_utils::color_to_565(
-                            SkColorSetARGB(0xFF,
-                            invR ? invLut[r] : lut[r],
-                            invG ? invLut[g] : lut[g],
-                            invB ? invLut[b] : lut[b]));
-                }
-            }
-        }
-    }
-
-    SkISize onISize() override {
-        return SkISize::Make(500, 100);
-    }
-
-    void onDraw(SkCanvas* canvas) override {
-        if (!fInitialized) {
-            this->make_bitmap();
-            this->make_3Dluts();
-            fInitialized = true;
-        }
-        canvas->clear(0x00000000);
-        SkPaint paint;
-        paint.setColorFilter(SkColorCubeFilter::Make(f3DLut4, 4));
-        canvas->drawBitmap(fBitmap, 10, 10, &paint);
-
-        paint.setColorFilter(SkColorCubeFilter::Make(f3DLut8, 8));
-        canvas->drawBitmap(fBitmap, 110, 10, &paint);
-
-        paint.setColorFilter(SkColorCubeFilter::Make(f3DLut16, 16));
-        canvas->drawBitmap(fBitmap, 210, 10, &paint);
-
-        paint.setColorFilter(SkColorCubeFilter::Make(f3DLut32, 32));
-        canvas->drawBitmap(fBitmap, 310, 10, &paint);
-
-        paint.setColorFilter(SkColorCubeFilter::Make(f3DLut64, 64));
-        canvas->drawBitmap(fBitmap, 410, 10, &paint);
-    }
-
-private:
-    typedef GM INHERITED;
-    bool fInitialized;
-    SkBitmap fBitmap;
-    sk_sp<SkData> f3DLut4;
-    sk_sp<SkData> f3DLut8;
-    sk_sp<SkData> f3DLut16;
-    sk_sp<SkData> f3DLut32;
-    sk_sp<SkData> f3DLut64;
-};
-
-//////////////////////////////////////////////////////////////////////////////
-
-static GM* MyFactory(void*) { return new ColorCubeGM; }
-static GMRegistry reg(MyFactory);
-
-}