77f1edce07
Change-Id: I719204e9870b3c849a5c60d967359a70138e6c9c Reviewed-on: https://skia-review.googlesource.com/10753 Reviewed-by: Brian Salomon <bsalomon@google.com> Commit-Queue: Robert Phillips <robertphillips@google.com>
88 lines
2.9 KiB
C++
88 lines
2.9 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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// This is a GPU-backend specific test.
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#include "Test.h"
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#if SK_SUPPORT_GPU
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#include "GrTextureProxy.h"
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#include "GrRenderTargetContext.h"
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static const int kSize = 64;
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static sk_sp<GrRenderTargetContext> get_rtc(GrContext* ctx, bool wrapped) {
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if (wrapped) {
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return ctx->makeRenderTargetContext(SkBackingFit::kExact,
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kSize, kSize,
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kRGBA_8888_GrPixelConfig, nullptr);
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} else {
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return ctx->makeDeferredRenderTargetContext(SkBackingFit::kExact,
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kSize, kSize,
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kRGBA_8888_GrPixelConfig, nullptr);
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}
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}
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static void check_is_wrapped_status(skiatest::Reporter* reporter,
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GrRenderTargetContext* rtCtx,
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bool wrappedExpectation) {
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REPORTER_ASSERT(reporter, rtCtx->isWrapped_ForTesting() == wrappedExpectation);
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GrTextureProxy* tProxy = rtCtx->asTextureProxy();
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REPORTER_ASSERT(reporter, tProxy);
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REPORTER_ASSERT(reporter, tProxy->isWrapped_ForTesting() == wrappedExpectation);
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}
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DEF_GPUTEST_FOR_RENDERING_CONTEXTS(RenderTargetContextTest, reporter, ctxInfo) {
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GrContext* ctx = ctxInfo.grContext();
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// A wrapped rtCtx's textureProxy is also wrapped
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{
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sk_sp<GrRenderTargetContext> rtCtx(get_rtc(ctx, true));
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check_is_wrapped_status(reporter, rtCtx.get(), true);
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}
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// Calling instantiate on a GrRenderTargetContext's textureProxy also instantiates the
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// GrRenderTargetContext
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{
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sk_sp<GrRenderTargetContext> rtCtx(get_rtc(ctx, false));
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check_is_wrapped_status(reporter, rtCtx.get(), false);
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GrTextureProxy* tProxy = rtCtx->asTextureProxy();
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REPORTER_ASSERT(reporter, tProxy);
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GrTexture* tex = tProxy->instantiate(ctx->resourceProvider());
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REPORTER_ASSERT(reporter, tex);
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check_is_wrapped_status(reporter, rtCtx.get(), true);
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}
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// readPixels switches a deferred rtCtx to wrapped
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{
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sk_sp<GrRenderTargetContext> rtCtx(get_rtc(ctx, false));
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check_is_wrapped_status(reporter, rtCtx.get(), false);
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SkImageInfo dstInfo = SkImageInfo::MakeN32Premul(kSize, kSize);
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SkAutoTMalloc<uint32_t> dstBuffer(kSize * kSize);
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static const size_t kRowBytes = sizeof(uint32_t) * kSize;
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bool result = rtCtx->readPixels(dstInfo, dstBuffer.get(), kRowBytes, 0, 0);
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REPORTER_ASSERT(reporter, result);
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check_is_wrapped_status(reporter, rtCtx.get(), true);
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}
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// TODO: in a future world we should be able to add a test that the majority of
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// GrRenderTargetContext calls do not force the instantiation of a deferred
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// GrRenderTargetContext
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}
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#endif
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