From b8ad00b5a68975cafd68d6df0d66f0a01f5c07c2 Mon Sep 17 00:00:00 2001 From: Greg Daniel Date: Wed, 18 Oct 2017 16:34:16 -0400 Subject: Support creation/use of mipped proxy in GrBackendTextureImageGenerator Bug: skia: Change-Id: I9d06780ccb2db0865100b67041c03408f2445c62 Reviewed-on: https://skia-review.googlesource.com/61241 Reviewed-by: Brian Salomon Commit-Queue: Greg Daniel --- tests/GrMipMappedTest.cpp | 119 ++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 119 insertions(+) (limited to 'tests/GrMipMappedTest.cpp') diff --git a/tests/GrMipMappedTest.cpp b/tests/GrMipMappedTest.cpp index 166713a2bd..91addd87e2 100644 --- a/tests/GrMipMappedTest.cpp +++ b/tests/GrMipMappedTest.cpp @@ -10,10 +10,12 @@ #if SK_SUPPORT_GPU #include "GrBackendSurface.h" +#include "GrBackendTextureImageGenerator.h" #include "GrContext.h" #include "GrContextPriv.h" #include "GrGpu.h" #include "GrRenderTargetContext.h" +#include "GrSemaphore.h" #include "GrSurfaceProxyPriv.h" #include "GrTest.h" #include "GrTexturePriv.h" @@ -21,6 +23,7 @@ #include "SkCanvas.h" #include "SkImage_Base.h" #include "SkGpuDevice.h" +#include "SkPoint.h" #include "SkSurface.h" #include "SkSurface_Gpu.h" #include "Test.h" @@ -94,4 +97,120 @@ DEF_GPUTEST_FOR_RENDERING_CONTEXTS(GrWrappedMipMappedTest, reporter, ctxInfo) { } } +// Test that we correctly copy or don't copy GrBackendTextures in the GrBackendTextureImageGenerator +// based on if we will use mips in the draw and the mip status of the GrBackendTexture. +DEF_GPUTEST_FOR_RENDERING_CONTEXTS(GrBackendTextureImageMipMappedTest, reporter, ctxInfo) { + static const int kSize = 8; + + GrContext* context = ctxInfo.grContext(); + for (auto mipMapped : {GrMipMapped::kNo, GrMipMapped::kYes}) { + for (auto willUseMips : {false, true}) { + GrBackendObject backendHandle = context->getGpu()->createTestingOnlyBackendTexture( + nullptr, kSize, kSize, kRGBA_8888_GrPixelConfig, false, mipMapped); + + GrBackend backend = context->contextPriv().getBackend(); + GrBackendTexture backendTex = GrTest::CreateBackendTexture(backend, + kSize, + kSize, + kRGBA_8888_GrPixelConfig, + mipMapped, + backendHandle); + + sk_sp image = SkImage::MakeFromTexture(context, backendTex, + kTopLeft_GrSurfaceOrigin, + kPremul_SkAlphaType, nullptr); + + GrTextureProxy* proxy = as_IB(image)->peekProxy(); + REPORTER_ASSERT(reporter, proxy); + if (!proxy) { + context->getGpu()->deleteTestingOnlyBackendTexture(backendHandle); + return; + } + + REPORTER_ASSERT(reporter, proxy->priv().isInstantiated()); + + sk_sp texture = sk_ref_sp(proxy->priv().peekTexture()); + REPORTER_ASSERT(reporter, texture); + if (!texture) { + context->getGpu()->deleteTestingOnlyBackendTexture(backendHandle); + return; + } + + std::unique_ptr imageGen = GrBackendTextureImageGenerator::Make( + texture, kTopLeft_GrSurfaceOrigin, nullptr, kPremul_SkAlphaType, nullptr); + REPORTER_ASSERT(reporter, imageGen); + if (!imageGen) { + context->getGpu()->deleteTestingOnlyBackendTexture(backendHandle); + return; + } + + SkIPoint origin = SkIPoint::Make(0,0); + // The transfer function behavior isn't used in the generator so set we set it + // arbitrarily here. + SkTransferFunctionBehavior behavior = SkTransferFunctionBehavior::kIgnore; + SkImageInfo imageInfo = SkImageInfo::Make(kSize, kSize, kRGBA_8888_SkColorType, + kPremul_SkAlphaType); + sk_sp genProxy = imageGen->generateTexture(context, imageInfo, + origin, behavior, + willUseMips); + + REPORTER_ASSERT(reporter, genProxy); + if (!genProxy) { + context->getGpu()->deleteTestingOnlyBackendTexture(backendHandle); + return; + } + + REPORTER_ASSERT(reporter, genProxy->priv().isInstantiated()); + + GrTexture* genTexture = genProxy->priv().peekTexture(); + REPORTER_ASSERT(reporter, genTexture); + if (!genTexture) { + context->getGpu()->deleteTestingOnlyBackendTexture(backendHandle); + return; + } + + GrBackendObject genBackendObject = genTexture->getTextureHandle(); + + if (kOpenGL_GrBackend == backend) { + const GrGLTextureInfo* origTexInfo = backendTex.getGLTextureInfo(); + GrGLTextureInfo* genTexInfo = (GrGLTextureInfo*)genBackendObject; + if (willUseMips && GrMipMapped::kNo == mipMapped) { + // We did a copy so the texture IDs should be different + REPORTER_ASSERT(reporter, origTexInfo->fID != genTexInfo->fID); + } else { + REPORTER_ASSERT(reporter, origTexInfo->fID == genTexInfo->fID); + } + } else if (kVulkan_GrBackend == backend) { +#ifdef SK_VULKAN + const GrVkImageInfo* origImageInfo = backendTex.getVkImageInfo(); + GrVkImageInfo* genImageInfo = (GrVkImageInfo*)genBackendObject; + if (willUseMips && GrMipMapped::kNo == mipMapped) { + // We did a copy so the texture IDs should be different + REPORTER_ASSERT(reporter, origImageInfo->fImage != genImageInfo->fImage); + } else { + REPORTER_ASSERT(reporter, origImageInfo->fImage == genImageInfo->fImage); + } +#endif + } else if (kMetal_GrBackend == backend) { + REPORTER_ASSERT(reporter, false); + } else { + REPORTER_ASSERT(reporter, false); + } + + // Must make sure the uses of the backend texture have finished (we possibly have a + // queued up copy) before we delete the backend texture. Thus we use readPixels here + // just to force the synchronization. + sk_sp surfContext = + context->contextPriv().makeWrappedSurfaceContext(genProxy, nullptr); + + SkBitmap bitmap; + bitmap.allocPixels(imageInfo); + surfContext->readPixels(imageInfo, bitmap.getPixels(), 0, 0, 0, 0); + + context->getGpu()->deleteTestingOnlyBackendTexture(backendHandle); + } + } +} + + #endif -- cgit v1.2.3