| /* |
| * 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" |
| #ifdef SK_GL |
| #include "src/gpu/gl/GrGLGpu.h" |
| #include "src/gpu/gl/GrGLUtil.h" |
| #endif |
| #include "tools/gpu/ProxyUtils.h" |
| #ifdef SK_GL |
| #include "tools/gpu/gl/GLTestContext.h" |
| #endif |
| |
| // skbug.com/5932 |
| static void test_basic_draw_as_src(skiatest::Reporter* reporter, GrContext* context, |
| sk_sp<GrTextureProxy> rectProxy, GrColorType colorType, |
| SkAlphaType alphaType, uint32_t expectedPixelValues[]) { |
| auto 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 = GrTextureEffect::Make(rectProxy, alphaType, SkMatrix::I(), filter); |
| GrPaint paint; |
| paint.setPorterDuffXPFactory(SkBlendMode::kSrc); |
| paint.addColorFragmentProcessor(std::move(fp)); |
| rtContext->drawPaint(GrNoClip(), std::move(paint), SkMatrix::I()); |
| TestReadPixels(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<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 < 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<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, 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<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->asSurfaceProxy()->origin(); |
| auto src = sk_gpu_test::MakeTextureProxyFromData( |
| context, renderable, origin, |
| {GrColorType::kRGBA_8888, kPremul_SkAlphaType, nullptr, dstContext->width(), |
| dstContext->height()}, |
| 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())); |
| TestReadPixels(reporter, dstContext, pixels.get(), testName); |
| } |
| } |
| |
| #ifdef SK_GL |
| 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); |
| |
| 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<GrTextureProxy> 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, |
| kPremul_SkAlphaType, refPixels); |
| |
| // Test copy to both a texture and RT |
| TestCopyFromSurface(reporter, context, rectProxy.get(), GrColorType::kRGBA_8888, refPixels, |
| "RectangleTexture-copy-from"); |
| |
| auto rectContext = GrSurfaceContext::Make(context, std::move(rectProxy), |
| GrColorType::kRGBA_8888, kPremul_SkAlphaType, |
| nullptr); |
| SkASSERT(rectContext); |
| |
| TestReadPixels(reporter, rectContext.get(), refPixels, "RectangleTexture-read"); |
| |
| test_copy_to_surface(reporter, context, rectContext.get(), "RectangleTexture-copy-to"); |
| |
| TestWritePixels(reporter, rectContext.get(), true, "RectangleTexture-write"); |
| |
| test_clear(reporter, rectContext.get()); |
| |
| GR_GL_CALL(glContext->gl(), DeleteTextures(1, &rectTexID)); |
| } |
| } |
| #endif |