a856e25ba1
BUG=skia: GOLD_TRYBOT_URL= https://gold.skia.org/search2?unt=true&query=source_type%3Dgm&master=false&issue=1723683002 Review URL: https://codereview.chromium.org/1723683002
59 lines
1.5 KiB
C++
59 lines
1.5 KiB
C++
/*
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* Copyright 2016 Google Inc.
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*
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* Use of this source code is governed by a BSD-style license that can be
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* found in the LICENSE file.
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*/
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#include "SkLinearBitmapPipeline.h"
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#include "SkColor.h"
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#include "SkPM4f.h"
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#include "Test.h"
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using Pixel = float[4];
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DEF_TEST(SkBitmapFP, reporter) {
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int width = 10;
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int height = 10;
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uint32_t* bitmap = new uint32_t[width * height];
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for (int y = 0; y < height; y++) {
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for (int x = 0; x < width; x++) {
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bitmap[y * width + x] = (y << 8) + x + (128<<24);
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}
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}
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SkPM4f* FPbuffer = new SkPM4f[width * height];
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SkMatrix m = SkMatrix::I();
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//m.setRotate(30.0f, 1.0f, 1.0f);
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SkMatrix invert;
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bool trash = m.invert(&invert);
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sk_ignore_unused_variable(trash);
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const SkImageInfo info =
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SkImageInfo::MakeN32Premul(width, height, kLinear_SkColorProfileType);
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SkPixmap srcPixmap{info, bitmap, static_cast<size_t>(4 * width)};
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SkLinearBitmapPipeline pipeline{invert, kNone_SkFilterQuality, SkShader::kClamp_TileMode,
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SkShader::kClamp_TileMode, srcPixmap};
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int count = 10;
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pipeline.shadeSpan4f(3, 6, FPbuffer, count);
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#if 0
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Pixel* pixelBuffer = (Pixel*)FPbuffer;
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for (int i = 0; i < count; i++) {
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printf("i: %d - (%g, %g, %g, %g)\n", i,
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pixelBuffer[i][0] * 255.0f,
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pixelBuffer[i][1] * 255.0f,
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pixelBuffer[i][2] * 255.0f,
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pixelBuffer[i][3] * 255.0f);
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}
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#endif
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delete [] bitmap;
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delete [] FPbuffer;
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}
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