86 lines
3.1 KiB
C++
86 lines
3.1 KiB
C++
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/*
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* Copyright 2018 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 "include/core/SkBitmap.h"
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#include "include/core/SkCanvas.h"
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#include "include/core/SkSurface.h"
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#include "include/gpu/GrDirectContext.h"
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#include "src/gpu/GrDirectContextPriv.h"
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#include "src/gpu/GrGpu.h"
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#include "tests/Test.h"
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static bool check_read(skiatest::Reporter* reporter, const SkBitmap& bitmap) {
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bool result = true;
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for (int x = 0; x < 1000 && result; ++x) {
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const uint32_t srcPixel = *bitmap.getAddr32(x, 0);
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if (srcPixel != SK_ColorGREEN) {
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ERRORF(reporter, "Expected color of Green, but got 0x%08x, at pixel (%d, 0).",
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x, srcPixel);
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result = false;
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}
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}
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return result;
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}
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DEF_GPUTEST_FOR_RENDERING_CONTEXTS(GrOpsTaskFlushCount, reporter, ctxInfo) {
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auto context = ctxInfo.directContext();
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GrGpu* gpu = context->priv().getGpu();
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SkImageInfo imageInfo = SkImageInfo::Make(1000, 1, kRGBA_8888_SkColorType, kPremul_SkAlphaType);
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sk_sp<SkSurface> surface1 = SkSurface::MakeRenderTarget(context, SkBudgeted::kYes, imageInfo);
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if (!surface1) {
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return;
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}
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sk_sp<SkSurface> surface2 = SkSurface::MakeRenderTarget(context, SkBudgeted::kYes, imageInfo);
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if (!surface2) {
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return;
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}
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SkCanvas* canvas1 = surface1->getCanvas();
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SkCanvas* canvas2 = surface2->getCanvas();
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canvas1->clear(SK_ColorRED);
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canvas2->clear(SK_ColorRED);
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SkRect srcRect = SkRect::MakeWH(1, 1);
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SkRect dstRect = SkRect::MakeWH(1, 1);
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SkPaint paint;
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paint.setColor(SK_ColorGREEN);
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canvas1->drawRect(dstRect, paint);
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for (int i = 0; i < 1000; ++i) {
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srcRect.fLeft = i;
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srcRect.fRight = srcRect.fLeft + 1;
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sk_sp<SkImage> image = surface1->makeImageSnapshot();
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canvas2->drawImageRect(image.get(), srcRect, dstRect, SkSamplingOptions(), nullptr,
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SkCanvas::kStrict_SrcRectConstraint);
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if (i != 999) {
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dstRect.fLeft = i+1;
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dstRect.fRight = dstRect.fLeft + 1;
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image = surface2->makeImageSnapshot();
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canvas1->drawImageRect(image.get(), srcRect, dstRect, SkSamplingOptions(), nullptr,
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SkCanvas::kStrict_SrcRectConstraint);
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}
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}
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context->flushAndSubmit();
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// In total we make 2000 oplists. Our current limit on max oplists between flushes is 100, so we
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// should do 20 flushes while executing oplists. Additionaly we always do 1 flush at the end of
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// executing all oplists. So in total we should see 21 flushes here.
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REPORTER_ASSERT(reporter, gpu->stats()->numSubmitToGpus() == 21);
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SkBitmap readbackBitmap;
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readbackBitmap.allocN32Pixels(1000, 1);
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REPORTER_ASSERT(reporter, surface1->readPixels(readbackBitmap, 0, 0));
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REPORTER_ASSERT(reporter, check_read(reporter, readbackBitmap));
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REPORTER_ASSERT(reporter, surface2->readPixels(readbackBitmap, 0, 0));
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REPORTER_ASSERT(reporter, check_read(reporter, readbackBitmap));
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}
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