e7499c7e8a
This means GrSurfaceContext's know their alpha type. All GrRenderTargetSurfaceContexts are kPremul. Make GrTextureProducer store GrColorSpaceInfo. Bug: skia:7580 Change-Id: I5ff321ef52c0edd32e5fac99dff95d44aa66f592 Reviewed-on: https://skia-review.googlesource.com/c/skia/+/223184 Commit-Queue: Brian Salomon <bsalomon@google.com> Reviewed-by: Greg Daniel <egdaniel@google.com>
109 lines
4.1 KiB
C++
109 lines
4.1 KiB
C++
/*
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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 "src/core/SkAutoPixmapStorage.h"
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#include "src/gpu/GrContextPriv.h"
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#include "src/gpu/GrGpu.h"
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#include "src/gpu/GrSurfaceContext.h"
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#include "src/gpu/SkGr.h"
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#include "tests/Test.h"
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#include "tests/TestUtils.h"
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void testing_only_texture_test(skiatest::Reporter* reporter, GrContext* context, SkColorType ct,
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GrRenderable renderable, bool doDataUpload, GrMipMapped mipMapped) {
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const int kWidth = 16;
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const int kHeight = 16;
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SkImageInfo ii = SkImageInfo::Make(kWidth, kHeight, ct, kPremul_SkAlphaType);
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SkAutoPixmapStorage expectedPixels, actualPixels;
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expectedPixels.alloc(ii);
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actualPixels.alloc(ii);
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const GrCaps* caps = context->priv().caps();
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GrPixelConfig config = SkColorType2GrPixelConfig(ct);
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if (!caps->isConfigTexturable(config)) {
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return;
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}
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GrColorType grCT = SkColorTypeToGrColorType(ct);
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if (GrColorType::kUnknown == grCT) {
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return;
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}
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GrBackendTexture backendTex;
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if (doDataUpload) {
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SkASSERT(GrMipMapped::kNo == mipMapped);
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fill_pixel_data(kWidth, kHeight, expectedPixels.writable_addr32(0, 0));
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backendTex = context->priv().createBackendTexture(&expectedPixels, 1, renderable);
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} else {
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backendTex = context->createBackendTexture(kWidth, kHeight, ct, SkColors::kTransparent,
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mipMapped, renderable);
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size_t allocSize = SkAutoPixmapStorage::AllocSize(ii, nullptr);
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// createBackendTexture will fill the texture with 0's if no data is provided, so
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// we set the expected result likewise.
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memset(expectedPixels.writable_addr32(0, 0), 0, allocSize);
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}
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if (!backendTex.isValid()) {
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return;
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}
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// skbug.com/9165
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auto supportedRead =
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caps->supportedReadPixelsColorType(config, backendTex.getBackendFormat(), grCT);
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if (supportedRead.fColorType != grCT || supportedRead.fSwizzle != GrSwizzle("rgba")) {
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return;
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}
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sk_sp<GrTextureProxy> wrappedProxy;
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if (GrRenderable::kYes == renderable) {
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wrappedProxy = context->priv().proxyProvider()->wrapRenderableBackendTexture(
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backendTex, kTopLeft_GrSurfaceOrigin, 1, kAdopt_GrWrapOwnership,
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GrWrapCacheable::kNo);
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} else {
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wrappedProxy = context->priv().proxyProvider()->wrapBackendTexture(
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backendTex, kTopLeft_GrSurfaceOrigin, kAdopt_GrWrapOwnership, GrWrapCacheable::kNo,
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GrIOType::kRW_GrIOType);
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}
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REPORTER_ASSERT(reporter, wrappedProxy);
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auto surfaceContext = context->priv().makeWrappedSurfaceContext(std::move(wrappedProxy),
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kPremul_SkAlphaType);
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REPORTER_ASSERT(reporter, surfaceContext);
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bool result = surfaceContext->readPixels(context, 0, 0, kWidth, kHeight, grCT, nullptr,
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actualPixels.writable_addr(), actualPixels.rowBytes());
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REPORTER_ASSERT(reporter, result);
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REPORTER_ASSERT(reporter, does_full_buffer_contain_correct_color(expectedPixels.addr32(),
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actualPixels.addr32(),
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kWidth, kHeight));
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}
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DEF_GPUTEST_FOR_RENDERING_CONTEXTS(GrTestingBackendTextureUploadTest, reporter, ctxInfo) {
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for (auto colorType: { kRGBA_8888_SkColorType, kBGRA_8888_SkColorType }) {
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for (auto renderable: { GrRenderable::kYes, GrRenderable::kNo }) {
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for (bool doDataUpload: {true, false}) {
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testing_only_texture_test(reporter, ctxInfo.grContext(), colorType,
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renderable, doDataUpload, GrMipMapped::kNo);
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if (!doDataUpload) {
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testing_only_texture_test(reporter, ctxInfo.grContext(), colorType,
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renderable, doDataUpload, GrMipMapped::kYes);
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}
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}
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}
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}
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}
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