|  | /* | 
|  | * 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 "tests/Test.h" | 
|  |  | 
|  | #include "include/gpu/GrBackendSurface.h" | 
|  | #include "include/gpu/GrTexture.h" | 
|  | #include "src/gpu/GrContextPriv.h" | 
|  | #include "src/gpu/GrProxyProvider.h" | 
|  | #include "src/gpu/GrRenderTargetPriv.h" | 
|  | #include "src/gpu/GrRenderTargetProxy.h" | 
|  | #include "src/gpu/GrResourceProvider.h" | 
|  | #include "src/gpu/GrSurfacePriv.h" | 
|  | #include "src/gpu/GrSurfaceProxyPriv.h" | 
|  | #include "src/gpu/GrTextureProxy.h" | 
|  | #include "src/gpu/SkGr.h" | 
|  | #include "src/gpu/gl/GrGLDefines.h" | 
|  | #include "src/gpu/gl/GrGLUtil.h" | 
|  |  | 
|  | // Check that the surface proxy's member vars are set as expected | 
|  | static void check_surface(skiatest::Reporter* reporter, | 
|  | GrSurfaceProxy* proxy, | 
|  | GrSurfaceOrigin origin, | 
|  | int width, int height, | 
|  | GrPixelConfig config, | 
|  | SkBudgeted budgeted) { | 
|  | REPORTER_ASSERT(reporter, proxy->origin() == origin); | 
|  | REPORTER_ASSERT(reporter, proxy->width() == width); | 
|  | REPORTER_ASSERT(reporter, proxy->height() == height); | 
|  | #ifdef SK_DEBUG | 
|  | REPORTER_ASSERT(reporter, GrCaps::AreConfigsCompatible(config, proxy->config())); | 
|  | #endif | 
|  | 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->width() == rtProxy->width()); | 
|  | REPORTER_ASSERT(reporter, rt->height() == rtProxy->height()); | 
|  | } else { | 
|  | REPORTER_ASSERT(reporter, rt->width() >= rtProxy->width()); | 
|  | REPORTER_ASSERT(reporter, rt->height() >= rtProxy->height()); | 
|  | } | 
|  | REPORTER_ASSERT(reporter, rt->config() == rtProxy->config()); | 
|  |  | 
|  | REPORTER_ASSERT(reporter, rt->numSamples() == rtProxy->numSamples()); | 
|  | REPORTER_ASSERT(reporter, rt->surfacePriv().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 | 
|  | // 'worst-case' 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 worst case dimensions and | 
|  | // client code may rely on that if they are creating backend resources. | 
|  | // NOTE: we store these before instantiating, since after instantiation worstCaseWH() just | 
|  | // return 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. | 
|  | int expectedWidth = texProxy->worstCaseWidth(); | 
|  | int expectedHeight = texProxy->worstCaseHeight(); | 
|  |  | 
|  | 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->width() == expectedWidth); | 
|  | REPORTER_ASSERT(reporter, tex->height() == expectedHeight); | 
|  |  | 
|  | REPORTER_ASSERT(reporter, tex->config() == texProxy->config()); | 
|  | } | 
|  |  | 
|  |  | 
|  | DEF_GPUTEST_FOR_RENDERING_CONTEXTS(DeferredProxyTest, reporter, ctxInfo) { | 
|  | GrProxyProvider* proxyProvider = ctxInfo.grContext()->priv().proxyProvider(); | 
|  | GrResourceProvider* resourceProvider = ctxInfo.grContext()->priv().resourceProvider(); | 
|  | const GrCaps& caps = *ctxInfo.grContext()->priv().caps(); | 
|  |  | 
|  | int attempt = 0; // useful for debugging | 
|  |  | 
|  | for (auto origin : { kBottomLeft_GrSurfaceOrigin, kTopLeft_GrSurfaceOrigin }) { | 
|  | 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}) { | 
|  |  | 
|  | auto config = GrColorTypeToPixelConfig(ct); | 
|  | SkASSERT(kUnknown_GrPixelConfig != config); | 
|  |  | 
|  | GrSurfaceDesc desc; | 
|  | desc.fWidth = widthHeight; | 
|  | desc.fHeight = widthHeight; | 
|  | desc.fConfig = config; | 
|  |  | 
|  | auto format = caps.getDefaultBackendFormat(ct, GrRenderable::kYes); | 
|  | if (!format.isValid()) { | 
|  | continue; | 
|  | } | 
|  |  | 
|  | // Renderable | 
|  | { | 
|  | sk_sp<GrTexture> tex; | 
|  | if (SkBackingFit::kApprox == fit) { | 
|  | tex = resourceProvider->createApproxTexture( | 
|  | desc, format, GrRenderable::kYes, numSamples, | 
|  | GrProtected::kNo); | 
|  | } else { | 
|  | tex = resourceProvider->createTexture( | 
|  | desc, format, GrRenderable::kYes, numSamples, budgeted, | 
|  | GrProtected::kNo); | 
|  | } | 
|  |  | 
|  | sk_sp<GrTextureProxy> proxy = proxyProvider->createProxy( | 
|  | format, desc, GrRenderable::kYes, numSamples, origin, | 
|  | 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(), origin, | 
|  | widthHeight, widthHeight, config, 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( | 
|  | desc, format, GrRenderable::kNo, numSamples, | 
|  | GrProtected::kNo); | 
|  | } else { | 
|  | tex = resourceProvider->createTexture( | 
|  | desc, format, GrRenderable::kNo, numSamples, budgeted, | 
|  | GrProtected::kNo); | 
|  | } | 
|  |  | 
|  | sk_sp<GrTextureProxy> proxy(proxyProvider->createProxy( | 
|  | format, desc, GrRenderable::kNo, numSamples, origin, | 
|  | 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(), origin, | 
|  | widthHeight, widthHeight, config, budgeted); | 
|  | check_texture(reporter, resourceProvider, | 
|  | proxy->asTextureProxy(), fit); | 
|  | } | 
|  | } | 
|  |  | 
|  | attempt++; | 
|  | } | 
|  | } | 
|  | } | 
|  | } | 
|  | } | 
|  | } | 
|  | } | 
|  |  | 
|  | DEF_GPUTEST_FOR_RENDERING_CONTEXTS(WrappedProxyTest, reporter, ctxInfo) { | 
|  | GrProxyProvider* proxyProvider = ctxInfo.grContext()->priv().proxyProvider(); | 
|  | GrContext* context = ctxInfo.grContext(); | 
|  | GrResourceProvider* resourceProvider = context->priv().resourceProvider(); | 
|  | GrGpu* gpu = context->priv().getGpu(); | 
|  | const GrCaps& caps = *context->priv().caps(); | 
|  |  | 
|  | static const int kWidthHeight = 100; | 
|  |  | 
|  | for (auto origin : { kBottomLeft_GrSurfaceOrigin, kTopLeft_GrSurfaceOrigin }) { | 
|  | for (auto colorType : { kAlpha_8_SkColorType, kRGBA_8888_SkColorType, | 
|  | kRGBA_1010102_SkColorType }) { | 
|  | GrColorType grColorType = SkColorTypeToGrColorType(colorType); | 
|  | GrPixelConfig config = GrColorTypeToPixelConfig(grColorType); | 
|  | SkASSERT(kUnknown_GrPixelConfig != config); | 
|  |  | 
|  | // 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 (ctxInfo.grContext()->colorTypeSupportedAsSurface(colorType)) { | 
|  | GrBackendRenderTarget backendRT = gpu->createTestingOnlyBackendRenderTarget( | 
|  | kWidthHeight, kWidthHeight, grColorType); | 
|  | sk_sp<GrSurfaceProxy> sProxy( | 
|  | proxyProvider->wrapBackendRenderTarget(backendRT, grColorType, | 
|  | origin, nullptr, nullptr)); | 
|  | check_surface(reporter, sProxy.get(), origin, kWidthHeight, kWidthHeight, | 
|  | config, 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; | 
|  | } | 
|  |  | 
|  | // 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, grColorType, | 
|  | origin, nullptr, nullptr)); | 
|  | check_surface(reporter, sProxy.get(), origin, | 
|  | kWidthHeight, kWidthHeight, | 
|  | config, SkBudgeted::kNo); | 
|  | check_rendertarget(reporter, caps, resourceProvider, | 
|  | sProxy->asRenderTargetProxy(), | 
|  | supportedNumSamples, SkBackingFit::kExact, 0); | 
|  | } | 
|  |  | 
|  | // Tests wrapBackendRenderTarget with a GrBackendTexture | 
|  | { | 
|  | GrBackendTexture backendTex = | 
|  | context->createBackendTexture(kWidthHeight, kWidthHeight, | 
|  | colorType, | 
|  | SkColors::kTransparent, | 
|  | GrMipMapped::kNo, | 
|  | GrRenderable::kYes, | 
|  | GrProtected::kNo); | 
|  | sk_sp<GrSurfaceProxy> sProxy = proxyProvider->wrapBackendTextureAsRenderTarget( | 
|  | backendTex, grColorType, origin, supportedNumSamples); | 
|  | if (!sProxy) { | 
|  | context->deleteBackendTexture(backendTex); | 
|  | continue;  // This can fail on Mesa | 
|  | } | 
|  |  | 
|  | check_surface(reporter, sProxy.get(), origin, | 
|  | kWidthHeight, kWidthHeight, | 
|  | config, SkBudgeted::kNo); | 
|  | check_rendertarget(reporter, caps, resourceProvider, | 
|  | sProxy->asRenderTargetProxy(), | 
|  | supportedNumSamples, SkBackingFit::kExact, | 
|  | caps.maxWindowRectangles()); | 
|  |  | 
|  | context->deleteBackendTexture(backendTex); | 
|  | } | 
|  |  | 
|  | // Tests wrapBackendTexture that is only renderable | 
|  | { | 
|  | GrBackendTexture backendTex = | 
|  | context->createBackendTexture(kWidthHeight, kWidthHeight, | 
|  | colorType, | 
|  | SkColors::kTransparent, | 
|  | GrMipMapped::kNo, | 
|  | GrRenderable::kYes, | 
|  | GrProtected::kNo); | 
|  |  | 
|  | sk_sp<GrSurfaceProxy> sProxy = proxyProvider->wrapRenderableBackendTexture( | 
|  | backendTex, origin, supportedNumSamples, | 
|  | grColorType, kBorrow_GrWrapOwnership, | 
|  | GrWrapCacheable::kNo, nullptr, nullptr); | 
|  | if (!sProxy) { | 
|  | context->deleteBackendTexture(backendTex); | 
|  | continue;  // This can fail on Mesa | 
|  | } | 
|  |  | 
|  | check_surface(reporter, sProxy.get(), origin, | 
|  | kWidthHeight, kWidthHeight, | 
|  | config, SkBudgeted::kNo); | 
|  | check_rendertarget(reporter, caps, resourceProvider, | 
|  | sProxy->asRenderTargetProxy(), | 
|  | supportedNumSamples, SkBackingFit::kExact, | 
|  | caps.maxWindowRectangles()); | 
|  |  | 
|  | context->deleteBackendTexture(backendTex); | 
|  | } | 
|  |  | 
|  | // Tests wrapBackendTexture that is only textureable | 
|  | { | 
|  | // Internal offscreen texture | 
|  | GrBackendTexture backendTex = | 
|  | context->createBackendTexture(kWidthHeight, kWidthHeight, | 
|  | colorType, | 
|  | SkColors::kTransparent, | 
|  | GrMipMapped::kNo, | 
|  | GrRenderable::kNo, | 
|  | GrProtected::kNo); | 
|  |  | 
|  | sk_sp<GrSurfaceProxy> sProxy = proxyProvider->wrapBackendTexture( | 
|  | backendTex, grColorType, origin, kBorrow_GrWrapOwnership, | 
|  | GrWrapCacheable::kNo, kRead_GrIOType); | 
|  | if (!sProxy) { | 
|  | context->deleteBackendTexture(backendTex); | 
|  | continue; | 
|  | } | 
|  |  | 
|  | check_surface(reporter, sProxy.get(), origin, | 
|  | kWidthHeight, kWidthHeight, | 
|  | config, SkBudgeted::kNo); | 
|  | check_texture(reporter, resourceProvider, sProxy->asTextureProxy(), | 
|  | SkBackingFit::kExact); | 
|  |  | 
|  | context->deleteBackendTexture(backendTex); | 
|  | } | 
|  | } | 
|  | } | 
|  | } | 
|  | } | 
|  |  | 
|  | DEF_GPUTEST_FOR_RENDERING_CONTEXTS(ZeroSizedProxyTest, reporter, ctxInfo) { | 
|  | GrContext* context = ctxInfo.grContext(); | 
|  | GrProxyProvider* provider = context->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 | 
|  | } | 
|  |  | 
|  | GrSurfaceDesc desc; | 
|  | desc.fWidth = width; | 
|  | desc.fHeight = height; | 
|  | desc.fConfig = kRGBA_8888_GrPixelConfig; | 
|  |  | 
|  | const GrBackendFormat format = | 
|  | context->priv().caps()->getDefaultBackendFormat( | 
|  | GrColorType::kRGBA_8888, | 
|  | renderable); | 
|  |  | 
|  | sk_sp<GrTextureProxy> proxy = provider->createProxy( | 
|  | format, desc, renderable, 1, kBottomLeft_GrSurfaceOrigin, | 
|  | GrMipMapped::kNo, fit, SkBudgeted::kNo, GrProtected::kNo); | 
|  | REPORTER_ASSERT(reporter, !proxy); | 
|  | } | 
|  | } | 
|  | } | 
|  | } | 
|  | } |