| /* | 
 |  * Copyright 2016 Google Inc. | 
 |  * | 
 |  * Use of this source code is governed by a BSD-style license that can be | 
 |  * found in the LICENSE file. | 
 |  */ | 
 |  | 
 | // This is a GPU-backend specific test. | 
 |  | 
 | #include "include/gpu/GrBackendSurface.h" | 
 | #include "include/gpu/GrDirectContext.h" | 
 | #include "src/gpu/GrDirectContextPriv.h" | 
 | #include "src/gpu/GrGpu.h" | 
 | #include "src/gpu/GrProxyProvider.h" | 
 | #include "src/gpu/GrRenderTarget.h" | 
 | #include "src/gpu/GrRenderTargetProxy.h" | 
 | #include "src/gpu/GrResourceProvider.h" | 
 | #include "src/gpu/GrSurface.h" | 
 | #include "src/gpu/GrSurfaceProxyPriv.h" | 
 | #include "src/gpu/GrTexture.h" | 
 | #include "src/gpu/GrTextureProxy.h" | 
 | #include "src/gpu/SkGr.h" | 
 | #include "tests/Test.h" | 
 | #include "tools/gpu/ManagedBackendTexture.h" | 
 | #ifdef SK_GL | 
 | #include "src/gpu/gl/GrGLDefines.h" | 
 | #include "src/gpu/gl/GrGLUtil.h" | 
 | #endif | 
 |  | 
 | #include "tests/TestUtils.h" | 
 |  | 
 | // Check that the surface proxy's member vars are set as expected | 
 | static void check_surface(skiatest::Reporter* reporter, | 
 |                           GrSurfaceProxy* proxy, | 
 |                           int width, int height, | 
 |                           SkBudgeted budgeted) { | 
 |     REPORTER_ASSERT(reporter, proxy->width() == width); | 
 |     REPORTER_ASSERT(reporter, proxy->height() == height); | 
 |     REPORTER_ASSERT(reporter, !proxy->uniqueID().isInvalid()); | 
 |     REPORTER_ASSERT(reporter, proxy->isBudgeted() == budgeted); | 
 | } | 
 |  | 
 | static void check_rendertarget(skiatest::Reporter* reporter, | 
 |                                const GrCaps& caps, | 
 |                                GrResourceProvider* provider, | 
 |                                GrRenderTargetProxy* rtProxy, | 
 |                                int numSamples, | 
 |                                SkBackingFit fit, | 
 |                                int expectedMaxWindowRects) { | 
 |     REPORTER_ASSERT(reporter, rtProxy->maxWindowRectangles(caps) == expectedMaxWindowRects); | 
 |     REPORTER_ASSERT(reporter, rtProxy->numSamples() == numSamples); | 
 |  | 
 |     GrSurfaceProxy::UniqueID idBefore = rtProxy->uniqueID(); | 
 |     bool preinstantiated = rtProxy->isInstantiated(); | 
 |     REPORTER_ASSERT(reporter, rtProxy->instantiate(provider)); | 
 |     GrRenderTarget* rt = rtProxy->peekRenderTarget(); | 
 |  | 
 |     REPORTER_ASSERT(reporter, rtProxy->uniqueID() == idBefore); | 
 |     // Deferred resources should always have a different ID from their instantiated rendertarget | 
 |     if (preinstantiated) { | 
 |         REPORTER_ASSERT(reporter, rtProxy->uniqueID().asUInt() == rt->uniqueID().asUInt()); | 
 |     } else { | 
 |         REPORTER_ASSERT(reporter, rtProxy->uniqueID().asUInt() != rt->uniqueID().asUInt()); | 
 |     } | 
 |  | 
 |     if (SkBackingFit::kExact == fit) { | 
 |         REPORTER_ASSERT(reporter, rt->dimensions() == rtProxy->dimensions()); | 
 |     } else { | 
 |         REPORTER_ASSERT(reporter, rt->width() >= rtProxy->width()); | 
 |         REPORTER_ASSERT(reporter, rt->height() >= rtProxy->height()); | 
 |     } | 
 |     REPORTER_ASSERT(reporter, rt->backendFormat() == rtProxy->backendFormat()); | 
 |  | 
 |     REPORTER_ASSERT(reporter, rt->numSamples() == rtProxy->numSamples()); | 
 |     REPORTER_ASSERT(reporter, rt->flags() == rtProxy->testingOnly_getFlags()); | 
 | } | 
 |  | 
 | static void check_texture(skiatest::Reporter* reporter, | 
 |                           GrResourceProvider* provider, | 
 |                           GrTextureProxy* texProxy, | 
 |                           SkBackingFit fit) { | 
 |     GrSurfaceProxy::UniqueID idBefore = texProxy->uniqueID(); | 
 |  | 
 |     bool preinstantiated = texProxy->isInstantiated(); | 
 |     // The instantiated texture should have these dimensions. If the fit is kExact, then | 
 |     // 'backingStoreDimensions' reports the original WxH. If it is kApprox, make sure that | 
 |     // the texture is that size and didn't reuse one of the kExact surfaces in the provider. | 
 |     // This is important because upstream usage (e.g. SkImage) reports size based on the | 
 |     // backingStoreDimensions and client code may rely on that if they are creating backend | 
 |     // resources. | 
 |     // NOTE: we store these before instantiating, since after instantiation backingStoreDimensions | 
 |     // just returns the target's dimensions. In this instance, we want to ensure the target's | 
 |     // dimensions are no different from the original approximate (or exact) dimensions. | 
 |     SkISize expectedSize = texProxy->backingStoreDimensions(); | 
 |  | 
 |     REPORTER_ASSERT(reporter, texProxy->instantiate(provider)); | 
 |     GrTexture* tex = texProxy->peekTexture(); | 
 |  | 
 |     REPORTER_ASSERT(reporter, texProxy->uniqueID() == idBefore); | 
 |     // Deferred resources should always have a different ID from their instantiated texture | 
 |     if (preinstantiated) { | 
 |         REPORTER_ASSERT(reporter, texProxy->uniqueID().asUInt() == tex->uniqueID().asUInt()); | 
 |     } else { | 
 |         REPORTER_ASSERT(reporter, texProxy->uniqueID().asUInt() != tex->uniqueID().asUInt()); | 
 |     } | 
 |  | 
 |     REPORTER_ASSERT(reporter, tex->dimensions() == expectedSize); | 
 |  | 
 |     REPORTER_ASSERT(reporter, tex->backendFormat() == texProxy->backendFormat()); | 
 | } | 
 |  | 
 |  | 
 | DEF_GPUTEST_FOR_RENDERING_CONTEXTS(DeferredProxyTest, reporter, ctxInfo) { | 
 |     auto direct = ctxInfo.directContext(); | 
 |     GrProxyProvider* proxyProvider = direct->priv().proxyProvider(); | 
 |     GrResourceProvider* resourceProvider = direct->priv().resourceProvider(); | 
 |     const GrCaps& caps = *direct->priv().caps(); | 
 |  | 
 |     int attempt = 0; // useful for debugging | 
 |  | 
 |     for (auto widthHeight : {100, 128, 1048576}) { | 
 |         for (auto ct : {GrColorType::kAlpha_8, GrColorType::kBGR_565, GrColorType::kRGBA_8888, | 
 |                         GrColorType::kRGBA_1010102}) { | 
 |             for (auto fit : {SkBackingFit::kExact, SkBackingFit::kApprox}) { | 
 |                 for (auto budgeted : {SkBudgeted::kYes, SkBudgeted::kNo}) { | 
 |                     for (auto numSamples : {1, 4, 16, 128}) { | 
 |                         SkISize dims = {widthHeight, widthHeight}; | 
 |  | 
 |                         auto format = caps.getDefaultBackendFormat(ct, GrRenderable::kYes); | 
 |                         if (!format.isValid()) { | 
 |                             continue; | 
 |                         } | 
 |  | 
 |                         // Renderable | 
 |                         { | 
 |                             sk_sp<GrTexture> tex; | 
 |                             if (SkBackingFit::kApprox == fit) { | 
 |                                 tex = resourceProvider->createApproxTexture( | 
 |                                         dims, format, GrRenderable::kYes, numSamples, | 
 |                                         GrProtected::kNo); | 
 |                             } else { | 
 |                                 tex = resourceProvider->createTexture( | 
 |                                         dims, format, GrRenderable::kYes, numSamples, | 
 |                                         GrMipmapped::kNo, budgeted, GrProtected::kNo); | 
 |                             } | 
 |  | 
 |                             sk_sp<GrTextureProxy> proxy = proxyProvider->createProxy( | 
 |                                     format, dims, GrRenderable::kYes, numSamples, GrMipmapped::kNo, | 
 |                                     fit, budgeted, GrProtected::kNo); | 
 |                             REPORTER_ASSERT(reporter, SkToBool(tex) == SkToBool(proxy)); | 
 |                             if (proxy) { | 
 |                                 REPORTER_ASSERT(reporter, proxy->asRenderTargetProxy()); | 
 |                                 // This forces the proxy to compute and cache its | 
 |                                 // pre-instantiation size guess. Later, when it is actually | 
 |                                 // instantiated, it checks that the instantiated size is <= to | 
 |                                 // the pre-computation. If the proxy never computed its | 
 |                                 // pre-instantiation size then the check is skipped. | 
 |                                 proxy->gpuMemorySize(); | 
 |  | 
 |                                 check_surface(reporter, proxy.get(), widthHeight, widthHeight, | 
 |                                               budgeted); | 
 |                                 int supportedSamples = | 
 |                                         caps.getRenderTargetSampleCount(numSamples, format); | 
 |                                 check_rendertarget(reporter, caps, resourceProvider, | 
 |                                                    proxy->asRenderTargetProxy(), supportedSamples, | 
 |                                                    fit, caps.maxWindowRectangles()); | 
 |                             } | 
 |                         } | 
 |  | 
 |                         // Not renderable | 
 |                         { | 
 |                             sk_sp<GrTexture> tex; | 
 |                             if (SkBackingFit::kApprox == fit) { | 
 |                                 tex = resourceProvider->createApproxTexture( | 
 |                                         dims, format, GrRenderable::kNo, numSamples, | 
 |                                         GrProtected::kNo); | 
 |                             } else { | 
 |                                 tex = resourceProvider->createTexture( | 
 |                                         dims, format, GrRenderable::kNo, numSamples, | 
 |                                         GrMipmapped::kNo, budgeted, GrProtected::kNo); | 
 |                             } | 
 |  | 
 |                             sk_sp<GrTextureProxy> proxy(proxyProvider->createProxy( | 
 |                                     format, dims, GrRenderable::kNo, numSamples, GrMipmapped::kNo, | 
 |                                     fit, budgeted, GrProtected::kNo)); | 
 |                             REPORTER_ASSERT(reporter, SkToBool(tex) == SkToBool(proxy)); | 
 |                             if (proxy) { | 
 |                                 // This forces the proxy to compute and cache its | 
 |                                 // pre-instantiation size guess. Later, when it is actually | 
 |                                 // instantiated, it checks that the instantiated size is <= to | 
 |                                 // the pre-computation. If the proxy never computed its | 
 |                                 // pre-instantiation size then the check is skipped. | 
 |                                 proxy->gpuMemorySize(); | 
 |  | 
 |                                 check_surface(reporter, proxy.get(), widthHeight, widthHeight, | 
 |                                               budgeted); | 
 |                                 check_texture(reporter, resourceProvider, proxy->asTextureProxy(), | 
 |                                               fit); | 
 |                             } | 
 |                         } | 
 |  | 
 |                         attempt++; | 
 |                     } | 
 |                 } | 
 |             } | 
 |         } | 
 |     } | 
 | } | 
 |  | 
 | DEF_GPUTEST_FOR_RENDERING_CONTEXTS(WrappedProxyTest, reporter, ctxInfo) { | 
 |     auto direct = ctxInfo.directContext(); | 
 |     GrProxyProvider* proxyProvider = direct->priv().proxyProvider(); | 
 |     GrResourceProvider* resourceProvider = direct->priv().resourceProvider(); | 
 |     GrGpu* gpu = direct->priv().getGpu(); | 
 |     const GrCaps& caps = *direct->priv().caps(); | 
 |  | 
 |     static const int kWidthHeight = 100; | 
 |  | 
 |     for (auto colorType : | 
 |          {kAlpha_8_SkColorType, kRGBA_8888_SkColorType, kRGBA_1010102_SkColorType}) { | 
 |         GrColorType grColorType = SkColorTypeToGrColorType(colorType); | 
 |  | 
 |         // External on-screen render target. | 
 |         // Tests wrapBackendRenderTarget with a GrBackendRenderTarget | 
 |         // Our test-only function that creates a backend render target doesn't currently support | 
 |         // sample counts :(. | 
 |         if (direct->colorTypeSupportedAsSurface(colorType)) { | 
 |             GrBackendRenderTarget backendRT = gpu->createTestingOnlyBackendRenderTarget( | 
 |                     {kWidthHeight, kWidthHeight}, grColorType); | 
 |             sk_sp<GrSurfaceProxy> sProxy( | 
 |                     proxyProvider->wrapBackendRenderTarget(backendRT, nullptr)); | 
 |             check_surface(reporter, sProxy.get(), kWidthHeight, kWidthHeight, SkBudgeted::kNo); | 
 |             static constexpr int kExpectedNumSamples = 1; | 
 |             check_rendertarget(reporter, caps, resourceProvider, sProxy->asRenderTargetProxy(), | 
 |                                kExpectedNumSamples, SkBackingFit::kExact, | 
 |                                caps.maxWindowRectangles()); | 
 |             gpu->deleteTestingOnlyBackendRenderTarget(backendRT); | 
 |         } | 
 |  | 
 |         for (auto numSamples : {1, 4}) { | 
 |             auto beFormat = caps.getDefaultBackendFormat(grColorType, GrRenderable::kYes); | 
 |             int supportedNumSamples = caps.getRenderTargetSampleCount(numSamples, beFormat); | 
 |             if (!supportedNumSamples) { | 
 |                 continue; | 
 |             } | 
 |  | 
 | #ifdef SK_GL | 
 |             // Test wrapping FBO 0 (with made up properties). This tests sample count and the | 
 |             // special case where FBO 0 doesn't support window rectangles. | 
 |             if (GrBackendApi::kOpenGL == ctxInfo.backend()) { | 
 |                 GrGLFramebufferInfo fboInfo; | 
 |                 fboInfo.fFBOID = 0; | 
 |                 fboInfo.fFormat = GrGLFormatToEnum(beFormat.asGLFormat()); | 
 |                 SkASSERT(fboInfo.fFormat); | 
 |                 static constexpr int kStencilBits = 8; | 
 |                 GrBackendRenderTarget backendRT(kWidthHeight, kWidthHeight, numSamples, | 
 |                                                 kStencilBits, fboInfo); | 
 |                 sk_sp<GrSurfaceProxy> sProxy( | 
 |                         proxyProvider->wrapBackendRenderTarget(backendRT, nullptr)); | 
 |                 check_surface(reporter, sProxy.get(), kWidthHeight, kWidthHeight, SkBudgeted::kNo); | 
 |                 check_rendertarget(reporter, caps, resourceProvider, sProxy->asRenderTargetProxy(), | 
 |                                    supportedNumSamples, SkBackingFit::kExact, 0); | 
 |             } | 
 | #endif | 
 |  | 
 |             // Tests wrapBackendTexture that is only renderable | 
 |             { | 
 |                 auto mbet = sk_gpu_test::ManagedBackendTexture::MakeWithoutData(direct, | 
 |                                                                                 kWidthHeight, | 
 |                                                                                 kWidthHeight, | 
 |                                                                                 colorType, | 
 |                                                                                 GrMipmapped::kNo, | 
 |                                                                                 GrRenderable::kYes); | 
 |                 if (!mbet) { | 
 |                     ERRORF(reporter, | 
 |                            "Could not create renderable backend texture of color type %d", | 
 |                            colorType); | 
 |                     continue; | 
 |                 } | 
 |                 sk_sp<GrSurfaceProxy> sProxy = proxyProvider->wrapRenderableBackendTexture( | 
 |                         mbet->texture(), supportedNumSamples, kBorrow_GrWrapOwnership, | 
 |                         GrWrapCacheable::kNo, nullptr); | 
 |                 if (!sProxy) { | 
 |                     ERRORF(reporter, "wrapRenderableBackendTexture failed"); | 
 |                     continue; | 
 |                 } | 
 |  | 
 |                 check_surface(reporter, sProxy.get(), kWidthHeight, kWidthHeight, SkBudgeted::kNo); | 
 |                 check_rendertarget(reporter, caps, resourceProvider, sProxy->asRenderTargetProxy(), | 
 |                                    supportedNumSamples, SkBackingFit::kExact, | 
 |                                    caps.maxWindowRectangles()); | 
 |             } | 
 |  | 
 |             { | 
 |                 // Tests wrapBackendTexture that is only textureable | 
 |                 auto mbet = sk_gpu_test::ManagedBackendTexture::MakeWithoutData(direct, | 
 |                                                                                 kWidthHeight, | 
 |                                                                                 kWidthHeight, | 
 |                                                                                 colorType, | 
 |                                                                                 GrMipmapped::kNo, | 
 |                                                                                 GrRenderable::kNo); | 
 |                 if (!mbet) { | 
 |                     ERRORF(reporter, | 
 |                            "Could not create non-renderable backend texture of color type %d", | 
 |                            colorType); | 
 |                     continue; | 
 |                 } | 
 |                 sk_sp<GrSurfaceProxy> sProxy = proxyProvider->wrapBackendTexture( | 
 |                         mbet->texture(), kBorrow_GrWrapOwnership, GrWrapCacheable::kNo, | 
 |                         kRead_GrIOType, mbet->refCountedCallback()); | 
 |                 if (!sProxy) { | 
 |                     ERRORF(reporter, "wrapBackendTexture failed"); | 
 |                     continue; | 
 |                 } | 
 |  | 
 |                 check_surface(reporter, sProxy.get(), kWidthHeight, kWidthHeight, SkBudgeted::kNo); | 
 |                 check_texture(reporter, resourceProvider, sProxy->asTextureProxy(), | 
 |                               SkBackingFit::kExact); | 
 |             } | 
 |         } | 
 |     } | 
 | } | 
 |  | 
 | DEF_GPUTEST_FOR_RENDERING_CONTEXTS(ZeroSizedProxyTest, reporter, ctxInfo) { | 
 |     auto direct = ctxInfo.directContext(); | 
 |     GrProxyProvider* provider = direct->priv().proxyProvider(); | 
 |  | 
 |     for (auto renderable : {GrRenderable::kNo, GrRenderable::kYes}) { | 
 |         for (auto fit : { SkBackingFit::kExact, SkBackingFit::kApprox }) { | 
 |             for (int width : { 0, 100 }) { | 
 |                 for (int height : { 0, 100}) { | 
 |                     if (width && height) { | 
 |                         continue; // not zero-sized | 
 |                     } | 
 |  | 
 |                     const GrBackendFormat format = | 
 |                             direct->priv().caps()->getDefaultBackendFormat( | 
 |                                 GrColorType::kRGBA_8888, | 
 |                                 renderable); | 
 |  | 
 |                     sk_sp<GrTextureProxy> proxy = provider->createProxy( | 
 |                             format, {width, height}, renderable, 1, GrMipmapped::kNo, fit, | 
 |                             SkBudgeted::kNo, GrProtected::kNo); | 
 |                     REPORTER_ASSERT(reporter, !proxy); | 
 |                 } | 
 |             } | 
 |         } | 
 |     } | 
 | } |