796693af3c
Read only textures and proxies fail writePixels, as copy dsts, and mip regeneration. Bug: skia:8509 Change-Id: Iaa0b473cc9a9930fde3ef0e91373d5040650de35 Reviewed-on: https://skia-review.googlesource.com/c/174316 Commit-Queue: Brian Salomon <bsalomon@google.com> Reviewed-by: Robert Phillips <robertphillips@google.com>
89 lines
3.4 KiB
C++
89 lines
3.4 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 "SkTypes.h"
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#include "GrGpu.h"
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#include "GrContextPriv.h"
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#include "GrTexture.h"
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#include "SkConvertPixels.h"
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#include "Test.h"
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#include "TestUtils.h"
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void testing_only_texture_test(skiatest::Reporter* reporter, GrContext* context, GrColorType ct,
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bool renderTarget, bool doDataUpload, GrMipMapped mipMapped) {
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const int kWidth = 16;
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const int kHeight = 16;
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SkAutoTMalloc<GrColor> srcBuffer;
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if (doDataUpload) {
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srcBuffer.reset(kWidth * kHeight);
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fill_pixel_data(kWidth, kHeight, srcBuffer.get());
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}
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SkAutoTMalloc<GrColor> dstBuffer(kWidth * kHeight);
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GrGpu* gpu = context->contextPriv().getGpu();
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GrPixelConfig config = GrColorTypeToPixelConfig(ct, GrSRGBEncoded::kNo);
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if (!gpu->caps()->isConfigTexturable(config)) {
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return;
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}
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if (gpu->caps()->supportedReadPixelsColorType(config, ct) != ct) {
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return;
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}
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GrBackendTexture backendTex = gpu->createTestingOnlyBackendTexture(srcBuffer,
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kWidth,
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kHeight,
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ct,
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renderTarget,
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mipMapped);
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if (!backendTex.isValid()) {
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return;
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}
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sk_sp<GrTexture> wrappedTex;
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if (renderTarget) {
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wrappedTex = gpu->wrapRenderableBackendTexture(backendTex, 1,
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GrWrapOwnership::kAdopt_GrWrapOwnership);
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} else {
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wrappedTex = gpu->wrapBackendTexture(backendTex, GrWrapOwnership::kAdopt_GrWrapOwnership,
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kRead_GrIOType, false);
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}
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REPORTER_ASSERT(reporter, wrappedTex);
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int rowBytes = GrColorTypeBytesPerPixel(ct) * kWidth;
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bool result = gpu->readPixels(wrappedTex.get(), 0, 0, kWidth,
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kHeight, ct, dstBuffer, rowBytes);
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if (!doDataUpload) {
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// createTestingOnlyBackendTexture 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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srcBuffer.reset(kWidth * kHeight);
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memset(srcBuffer, 0, kWidth * kHeight * sizeof(GrColor));
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}
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REPORTER_ASSERT(reporter, result);
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REPORTER_ASSERT(reporter, does_full_buffer_contain_correct_color(srcBuffer, dstBuffer,
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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: { GrColorType::kRGBA_8888, GrColorType::kBGRA_8888 }) {
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for (bool renderable: {true, false}) {
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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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