/* * Copyright 2015 Google Inc. * * Use of this source code is governed by a BSD-style license that can be * found in the LICENSE file. */ #include "tests/Test.h" #include "tests/TestUtils.h" #include "include/gpu/GrContext.h" #include "src/gpu/GrClip.h" #include "src/gpu/GrContextPriv.h" #include "src/gpu/GrProxyProvider.h" #include "src/gpu/GrRenderTargetContext.h" #include "src/gpu/GrSurfaceContextPriv.h" #include "src/gpu/GrSurfacePriv.h" #include "src/gpu/GrTexturePriv.h" #include "src/gpu/SkGr.h" #include "src/gpu/gl/GrGLGpu.h" #include "src/gpu/gl/GrGLUtil.h" #include "tools/gpu/ProxyUtils.h" #include "tools/gpu/gl/GLTestContext.h" // skbug.com/5932 static void test_basic_draw_as_src(skiatest::Reporter* reporter, GrContext* context, sk_sp rectProxy, GrColorType colorType, uint32_t expectedPixelValues[]) { sk_sp rtContext(context->priv().makeDeferredRenderTargetContext( SkBackingFit::kExact, rectProxy->width(), rectProxy->height(), colorType, nullptr)); for (auto filter : {GrSamplerState::Filter::kNearest, GrSamplerState::Filter::kBilerp, GrSamplerState::Filter::kMipMap}) { rtContext->clear(nullptr, SkPMColor4f::FromBytes_RGBA(0xDDCCBBAA), GrRenderTargetContext::CanClearFullscreen::kYes); auto fp = GrSimpleTextureEffect::Make(rectProxy, SkMatrix::I(), filter); GrPaint paint; paint.setPorterDuffXPFactory(SkBlendMode::kSrc); paint.addColorFragmentProcessor(std::move(fp)); rtContext->drawPaint(GrNoClip(), std::move(paint), SkMatrix::I()); test_read_pixels(reporter, rtContext.get(), expectedPixelValues, "RectangleTexture-basic-draw"); } } static void test_clear(skiatest::Reporter* reporter, GrSurfaceContext* rectContext) { if (GrRenderTargetContext* rtc = rectContext->asRenderTargetContext()) { // Clear the whole thing. GrColor color0 = GrColorPackRGBA(0xA, 0xB, 0xC, 0xD); rtc->clear(nullptr, SkPMColor4f::FromBytes_RGBA(color0), GrRenderTargetContext::CanClearFullscreen::kNo); int w = rtc->width(); int h = rtc->height(); int pixelCnt = w * h; SkAutoTMalloc expectedPixels(pixelCnt); // The clear color is a GrColor, our readback is to kRGBA_8888, which may be different. uint32_t expectedColor0 = 0; uint8_t* expectedBytes0 = reinterpret_cast(&expectedColor0); expectedBytes0[0] = GrColorUnpackR(color0); expectedBytes0[1] = GrColorUnpackG(color0); expectedBytes0[2] = GrColorUnpackB(color0); expectedBytes0[3] = GrColorUnpackA(color0); for (int i = 0; i < rtc->width() * rtc->height(); ++i) { expectedPixels.get()[i] = expectedColor0; } // Clear the the top to a different color. GrColor color1 = GrColorPackRGBA(0x1, 0x2, 0x3, 0x4); SkIRect rect = SkIRect::MakeWH(w, h/2); rtc->clear(&rect, SkPMColor4f::FromBytes_RGBA(color1), GrRenderTargetContext::CanClearFullscreen::kNo); uint32_t expectedColor1 = 0; uint8_t* expectedBytes1 = reinterpret_cast(&expectedColor1); expectedBytes1[0] = GrColorUnpackR(color1); expectedBytes1[1] = GrColorUnpackG(color1); expectedBytes1[2] = GrColorUnpackB(color1); expectedBytes1[3] = GrColorUnpackA(color1); for (int y = 0; y < h/2; ++y) { for (int x = 0; x < w; ++x) { expectedPixels.get()[y * h + x] = expectedColor1; } } test_read_pixels(reporter, rtc, expectedPixels.get(), "RectangleTexture-clear"); } } static void test_copy_to_surface(skiatest::Reporter* reporter, GrContext* context, GrSurfaceContext* dstContext, const char* testName) { int pixelCnt = dstContext->width() * dstContext->height(); SkAutoTMalloc pixels(pixelCnt); for (int y = 0; y < dstContext->width(); ++y) { for (int x = 0; x < dstContext->height(); ++x) { pixels.get()[y * dstContext->width() + x] = SkColorToPremulGrColor(SkColorSetARGB(2*y, y, x, x * y)); } } for (auto renderable : {GrRenderable::kNo, GrRenderable::kYes}) { auto origin = dstContext->asSurfaceProxy()->origin(); auto src = sk_gpu_test::MakeTextureProxyFromData( context, renderable, dstContext->width(), dstContext->height(), kRGBA_8888_SkColorType, kPremul_SkAlphaType, origin, pixels.get(), 0); // If this assert ever fails we can add a fallback to do copy as draw, but until then we can // be more restrictive. SkAssertResult(dstContext->testCopy(src.get())); test_read_pixels(reporter, dstContext, pixels.get(), testName); } } DEF_GPUTEST_FOR_GL_RENDERING_CONTEXTS(RectangleTexture, reporter, ctxInfo) { GrContext* context = ctxInfo.grContext(); GrProxyProvider* proxyProvider = context->priv().proxyProvider(); sk_gpu_test::GLTestContext* glContext = ctxInfo.glContext(); static const int kWidth = 16; static const int kHeight = 16; GrColor pixels[kWidth * kHeight]; for (int y = 0; y < kHeight; ++y) { for (int x = 0; x < kWidth; ++x) { pixels[y * kWidth + x] = y * kWidth + x; } } for (auto origin : { kBottomLeft_GrSurfaceOrigin, kTopLeft_GrSurfaceOrigin }) { bool useBLOrigin = kBottomLeft_GrSurfaceOrigin == origin; GrGLuint rectTexID = glContext->createTextureRectangle(kWidth, kHeight, GR_GL_RGBA, GR_GL_RGBA, GR_GL_UNSIGNED_BYTE, pixels); if (!rectTexID) { return; } // Let GrContext know that we messed with the GL context directly. context->resetContext(); // Wrap the rectangle texture ID in a GrTexture GrGLTextureInfo rectangleInfo; rectangleInfo.fID = rectTexID; rectangleInfo.fTarget = GR_GL_TEXTURE_RECTANGLE; rectangleInfo.fFormat = GR_GL_RGBA8; GrBackendTexture rectangleTex(kWidth, kHeight, GrMipMapped::kNo, rectangleInfo); rectangleTex.setPixelConfig(kRGBA_8888_GrPixelConfig); GrColor refPixels[kWidth * kHeight]; for (int y = 0; y < kHeight; ++y) { for (int x = 0; x < kWidth; ++x) { int y0 = useBLOrigin ? kHeight - y - 1 : y; refPixels[y * kWidth + x] = pixels[y0 * kWidth + x]; } } sk_sp rectProxy = proxyProvider->wrapBackendTexture( rectangleTex, GrColorType::kRGBA_8888, origin, kBorrow_GrWrapOwnership, GrWrapCacheable::kNo, kRW_GrIOType); if (!rectProxy) { ERRORF(reporter, "Error creating proxy for rectangle texture."); GR_GL_CALL(glContext->gl(), DeleteTextures(1, &rectTexID)); continue; } SkASSERT(rectProxy->mipMapped() == GrMipMapped::kNo); SkASSERT(rectProxy->peekTexture()->texturePriv().mipMapped() == GrMipMapped::kNo); SkASSERT(rectProxy->textureType() == GrTextureType::kRectangle); SkASSERT(rectProxy->peekTexture()->texturePriv().textureType() == GrTextureType::kRectangle); SkASSERT(rectProxy->hasRestrictedSampling()); SkASSERT(rectProxy->peekTexture()->texturePriv().hasRestrictedSampling()); test_basic_draw_as_src(reporter, context, rectProxy, GrColorType::kRGBA_8888, refPixels); // Test copy to both a texture and RT test_copy_from_surface(reporter, context, rectProxy.get(), GrColorType::kRGBA_8888, refPixels, "RectangleTexture-copy-from"); sk_sp rectContext = context->priv().makeWrappedSurfaceContext( std::move(rectProxy), GrColorType::kRGBA_8888, kPremul_SkAlphaType); SkASSERT(rectContext); test_read_pixels(reporter, rectContext.get(), refPixels, "RectangleTexture-read"); test_copy_to_surface(reporter, context, rectContext.get(), "RectangleTexture-copy-to"); test_write_pixels(reporter, rectContext.get(), true, "RectangleTexture-write"); test_clear(reporter, rectContext.get()); GR_GL_CALL(glContext->gl(), DeleteTextures(1, &rectTexID)); } }