submodule/skia/tests/GrDDLImageTest.cpp

   1 /*
   2  * Copyright 2020 Google LLC
   3  *
   4  * Use of this source code is governed by a BSD-style license that can be
   5  * found in the LICENSE file.
   6  */
   7
   8 #include "include/core/SkBitmap.h"
   9 #include "include/core/SkImage.h"
  10 #include "include/core/SkSurface.h"
  11 #include "include/core/SkSurfaceCharacterization.h"
  12 #include "tests/Test.h"
  13
  14 DEF_GPUTEST(GrDDLImage_MakeSubset, reporter, options) {
  15     sk_gpu_test::GrContextFactory factory(options);
  16     for (int ct = 0; ct < sk_gpu_test::GrContextFactory::kContextTypeCnt; ++ct) {
  17         auto contextType = static_cast<sk_gpu_test::GrContextFactory::ContextType>(ct);
  18         auto dContext = factory.get(contextType);
  19         if (!dContext) {
  20             continue;
  21         }
  22         SkIRect subsetBounds = SkIRect::MakeLTRB(4,4,8,8);
  23         SkImageInfo ii = SkImageInfo::Make(16, 16, kRGBA_8888_SkColorType, kPremul_SkAlphaType);
  24
  25         // Raster image:
  26         SkBitmap bm;
  27         bm.setInfo(ii);
  28         bm.allocPixels();
  29         bm.eraseColor(SK_ColorBLACK);
  30         bm.setImmutable();
  31         auto rasterImg = bm.asImage();
  32         REPORTER_ASSERT(reporter, rasterImg->isValid(static_cast<GrRecordingContext*>(nullptr)));
  33
  34         // raster + context:
  35         auto subImg1 = rasterImg->makeSubset(subsetBounds, dContext);
  36         REPORTER_ASSERT(reporter, subImg1->isValid(dContext));
  37
  38         // raster + no context:
  39         auto subImg2 = rasterImg->makeSubset(subsetBounds, nullptr);
  40         REPORTER_ASSERT(reporter, subImg2->isValid(static_cast<GrRecordingContext*>(nullptr)));
  41
  42         // Texture image:
  43         auto surf = SkSurface::MakeRenderTarget(dContext, SkBudgeted::kNo, ii);
  44         SkSurfaceCharacterization sc;
  45         REPORTER_ASSERT(reporter, surf->characterize(&sc));
  46         GrBackendTexture tex =
  47                 dContext->createBackendTexture(ii.width(), ii.height(), ii.colorType(),
  48                                                GrMipmapped(sc.isMipMapped()), GrRenderable::kYes);
  49         auto gpuImage = SkImage::MakeFromTexture(dContext, tex, kTopLeft_GrSurfaceOrigin,
  50                                                  ii.colorType(), ii.alphaType(),
  51                                                  ii.refColorSpace());
  52         REPORTER_ASSERT(reporter, gpuImage->isValid(dContext));
  53
  54         // gpu image + context:
  55         auto subImg5 = gpuImage->makeSubset(subsetBounds, dContext);
  56         REPORTER_ASSERT(reporter, subImg5->isValid(dContext));
  57
  58         // gpu image + nullptr:
  59         REPORTER_ASSERT(reporter, !gpuImage->makeSubset(subsetBounds, nullptr));
  60
  61         dContext->flush();
  62         dContext->submit(true);
  63         dContext->deleteBackendTexture(tex);
  64     }
  65 }