| /* |
| * 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/core/SkColorSpace.h" |
| #include "include/gpu/GrDirectContext.h" |
| #include "src/gpu/ganesh/GrDirectContextPriv.h" |
| #include "src/gpu/ganesh/GrProxyProvider.h" |
| #include "src/gpu/ganesh/GrTexture.h" |
| #include "src/gpu/ganesh/SkGr.h" |
| #include "src/gpu/ganesh/SurfaceFillContext.h" |
| #include "src/gpu/ganesh/effects/GrTextureEffect.h" |
| #ifdef SK_GL |
| #include "src/gpu/ganesh/gl/GrGLGpu.h" |
| #include "src/gpu/ganesh/gl/GrGLUtil.h" |
| #endif |
| #include "tools/gpu/ProxyUtils.h" |
| |
| // skbug.com/5932 |
| static void test_basic_draw_as_src(skiatest::Reporter* reporter, GrDirectContext* dContext, |
| GrSurfaceProxyView rectView, GrColorType colorType, |
| SkAlphaType alphaType, uint32_t expectedPixelValues[]) { |
| auto sfc = dContext->priv().makeSFC( |
| {colorType, kPremul_SkAlphaType, nullptr, rectView.dimensions()}); |
| for (auto filter : {GrSamplerState::Filter::kNearest, GrSamplerState::Filter::kLinear}) { |
| for (auto mm : {GrSamplerState::MipmapMode::kNone, GrSamplerState::MipmapMode::kLinear}) { |
| sfc->clear(SkPMColor4f::FromBytes_RGBA(0xDDCCBBAA)); |
| auto fp = GrTextureEffect::Make(rectView, alphaType, SkMatrix::I(), filter, mm); |
| sfc->fillWithFP(std::move(fp)); |
| TestReadPixels(reporter, dContext, sfc.get(), expectedPixelValues, |
| "RectangleTexture-basic-draw"); |
| } |
| } |
| } |
| |
| static void test_clear(skiatest::Reporter* reporter, GrDirectContext* dContext, |
| skgpu::SurfaceContext* rectContext) { |
| if (auto sfc = rectContext->asFillContext()) { |
| // Clear the whole thing. |
| GrColor color0 = GrColorPackRGBA(0xA, 0xB, 0xC, 0xD); |
| sfc->clear(SkPMColor4f::FromBytes_RGBA(color0)); |
| |
| int w = sfc->width(); |
| int h = sfc->height(); |
| int pixelCnt = w * h; |
| SkAutoTMalloc<uint32_t> 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<uint8_t*>(&expectedColor0); |
| expectedBytes0[0] = GrColorUnpackR(color0); |
| expectedBytes0[1] = GrColorUnpackG(color0); |
| expectedBytes0[2] = GrColorUnpackB(color0); |
| expectedBytes0[3] = GrColorUnpackA(color0); |
| for (int i = 0; i < sfc->width() * sfc->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); |
| sfc->clear(rect, SkPMColor4f::FromBytes_RGBA(color1)); |
| |
| uint32_t expectedColor1 = 0; |
| uint8_t* expectedBytes1 = reinterpret_cast<uint8_t*>(&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; |
| } |
| } |
| |
| TestReadPixels(reporter, dContext, sfc, expectedPixels.get(), "RectangleTexture-clear"); |
| } |
| } |
| |
| static void test_copy_to_surface(skiatest::Reporter* reporter, |
| GrDirectContext* dContext, |
| skgpu::SurfaceContext* dstContext, |
| const char* testName) { |
| |
| int pixelCnt = dstContext->width() * dstContext->height(); |
| SkAutoTMalloc<uint32_t> 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->origin(); |
| GrImageInfo info(GrColorType::kRGBA_8888, |
| kPremul_SkAlphaType, |
| nullptr, |
| dstContext->dimensions()); |
| GrCPixmap pixmap(info, pixels.get(), dstContext->width()*sizeof(uint32_t)); |
| auto srcView = sk_gpu_test::MakeTextureProxyViewFromData(dContext, |
| renderable, |
| origin, |
| pixmap); |
| // 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(srcView.refProxy())); |
| TestReadPixels(reporter, dContext, dstContext, pixels.get(), testName); |
| } |
| } |
| |
| #ifdef SK_GL |
| DEF_GPUTEST_FOR_GL_RENDERING_CONTEXTS(RectangleTexture, reporter, ctxInfo) { |
| auto dContext = ctxInfo.directContext(); |
| |
| GrProxyProvider* proxyProvider = dContext->priv().proxyProvider(); |
| static const int kWidth = 16; |
| static const int kHeight = 16; |
| |
| uint32_t pixels[kWidth * kHeight]; |
| for (int y = 0; y < kHeight; ++y) { |
| for (int x = 0; x < kWidth; ++x) { |
| pixels[y * kWidth + x] = y * kWidth + x; |
| } |
| } |
| auto ii = SkImageInfo::Make(kWidth, kHeight, kRGBA_8888_SkColorType, kPremul_SkAlphaType); |
| SkPixmap pm(ii, pixels, sizeof(uint32_t)*kWidth); |
| |
| for (auto origin : { kBottomLeft_GrSurfaceOrigin, kTopLeft_GrSurfaceOrigin }) { |
| |
| auto format = GrBackendFormat::MakeGL(GR_GL_RGBA8, GR_GL_TEXTURE_RECTANGLE); |
| GrBackendTexture rectangleTex = dContext->createBackendTexture(kWidth, |
| kHeight, |
| format, |
| GrMipmapped::kNo, |
| GrRenderable::kYes); |
| if (!rectangleTex.isValid()) { |
| continue; |
| } |
| |
| if (!dContext->updateBackendTexture(rectangleTex, &pm, 1, origin, nullptr, nullptr)) { |
| continue; |
| } |
| |
| GrColor refPixels[kWidth * kHeight]; |
| for (int y = 0; y < kHeight; ++y) { |
| for (int x = 0; x < kWidth; ++x) { |
| refPixels[y * kWidth + x] = pixels[y * kWidth + x]; |
| } |
| } |
| |
| sk_sp<GrTextureProxy> rectProxy = proxyProvider->wrapBackendTexture( |
| rectangleTex, kBorrow_GrWrapOwnership, GrWrapCacheable::kNo, kRW_GrIOType); |
| |
| if (!rectProxy) { |
| dContext->deleteBackendTexture(rectangleTex); |
| continue; |
| } |
| |
| SkASSERT(rectProxy->mipmapped() == GrMipmapped::kNo); |
| SkASSERT(rectProxy->peekTexture()->mipmapped() == GrMipmapped::kNo); |
| |
| SkASSERT(rectProxy->textureType() == GrTextureType::kRectangle); |
| SkASSERT(rectProxy->peekTexture()->textureType() == GrTextureType::kRectangle); |
| SkASSERT(rectProxy->hasRestrictedSampling()); |
| SkASSERT(rectProxy->peekTexture()->hasRestrictedSampling()); |
| |
| GrImageInfo grII = ii; |
| skgpu::Swizzle swizzle = dContext->priv().caps()->getReadSwizzle( |
| rectangleTex.getBackendFormat(), grII.colorType()); |
| GrSurfaceProxyView view(rectProxy, origin, swizzle); |
| |
| test_basic_draw_as_src(reporter, dContext, view, grII.colorType(), kPremul_SkAlphaType, |
| refPixels); |
| |
| // Test copy to both a texture and RT |
| TestCopyFromSurface(reporter, dContext, rectProxy, origin, grII.colorType(), refPixels, |
| "RectangleTexture-copy-from"); |
| |
| auto rectContext = dContext->priv().makeSC(std::move(view), grII.colorInfo()); |
| SkASSERT(rectContext); |
| |
| TestReadPixels(reporter, dContext, rectContext.get(), refPixels, "RectangleTexture-read"); |
| |
| test_copy_to_surface(reporter, dContext, rectContext.get(), "RectangleTexture-copy-to"); |
| |
| TestWritePixels(reporter, dContext, rectContext.get(), true, "RectangleTexture-write"); |
| |
| test_clear(reporter, dContext, rectContext.get()); |
| |
| dContext->deleteBackendTexture(rectangleTex); |
| } |
| } |
| #endif |