| /* |
| * Copyright 2016 Google Inc. |
| * |
| * Use of this source code is governed by a BSD-style license that can be |
| * found in the LICENSE file. |
| */ |
| |
| #include "SkTypes.h" |
| |
| #include "GrContext.h" |
| #include "GrContextFactory.h" |
| #include "GrContextPriv.h" |
| #include "GrSurfaceContext.h" |
| #include "GrSurfaceProxy.h" |
| #include "GrTextureProxy.h" |
| #include "GrTypes.h" |
| #include "ProxyUtils.h" |
| #include "SkGr.h" |
| #include "SkImageInfo.h" |
| #include "SkPoint.h" |
| #include "SkRect.h" |
| #include "SkRefCnt.h" |
| #include "SkTemplates.h" |
| #include "SkUtils.h" |
| #include "Test.h" |
| |
| #include <utility> |
| |
| DEF_GPUTEST_FOR_RENDERING_CONTEXTS(CopySurface, reporter, ctxInfo) { |
| GrContext* context = ctxInfo.grContext(); |
| static const int kW = 10; |
| static const int kH = 10; |
| static const size_t kRowBytes = sizeof(uint32_t) * kW; |
| |
| SkAutoTMalloc<uint32_t> srcPixels(kW * kH); |
| for (int i = 0; i < kW * kH; ++i) { |
| srcPixels.get()[i] = i; |
| } |
| |
| SkAutoTMalloc<uint32_t> dstPixels(kW * kH); |
| for (int i = 0; i < kW * kH; ++i) { |
| dstPixels.get()[i] = ~i; |
| } |
| |
| static const SkIRect kSrcRects[] { |
| { 0, 0, kW , kH }, |
| {-1, -1, kW+1, kH+1}, |
| { 1, 1, kW-1, kH-1}, |
| { 5, 5, 6 , 6 }, |
| }; |
| |
| static const SkIPoint kDstPoints[] { |
| { 0 , 0 }, |
| { 1 , 1 }, |
| { kW/2, kH/4}, |
| { kW-1, kH-1}, |
| { kW , kH }, |
| { kW+1, kH+2}, |
| {-1 , -1 }, |
| }; |
| |
| static const SkImageInfo kImageInfos[] { |
| SkImageInfo::Make(kW, kH, kRGBA_8888_SkColorType, kPremul_SkAlphaType), |
| SkImageInfo::Make(kW, kH, kBGRA_8888_SkColorType, kPremul_SkAlphaType) |
| }; |
| |
| SkAutoTMalloc<uint32_t> read(kW * kH); |
| |
| for (auto sOrigin : {kBottomLeft_GrSurfaceOrigin, kTopLeft_GrSurfaceOrigin}) { |
| for (auto dOrigin : {kBottomLeft_GrSurfaceOrigin, kTopLeft_GrSurfaceOrigin}) { |
| for (auto sRT : {true, false}) { |
| for (auto dRT : {true, false}) { |
| for (auto srcRect : kSrcRects) { |
| for (auto dstPoint : kDstPoints) { |
| for (auto ii: kImageInfos) { |
| auto src = sk_gpu_test::MakeTextureProxyFromData( |
| context, sRT, kW, kH, ii.colorType(), sOrigin, |
| srcPixels.get(), kRowBytes); |
| auto dst = sk_gpu_test::MakeTextureProxyFromData( |
| context, dRT, kW, kH, ii.colorType(), dOrigin, |
| dstPixels.get(), kRowBytes); |
| |
| // Should always work if the color type is RGBA, but may not work |
| // for BGRA |
| if (ii.colorType() == kRGBA_8888_SkColorType) { |
| if (!src || !dst) { |
| ERRORF(reporter, |
| "Could not create surfaces for copy surface test."); |
| continue; |
| } |
| } else { |
| GrPixelConfig config = |
| SkColorType2GrPixelConfig(kBGRA_8888_SkColorType); |
| if (!context->priv().caps()->isConfigTexturable(config)) { |
| continue; |
| } |
| if (!src || !dst) { |
| ERRORF(reporter, |
| "Could not create surfaces for copy surface test."); |
| continue; |
| } |
| } |
| |
| sk_sp<GrSurfaceContext> dstContext = |
| context->priv().makeWrappedSurfaceContext(std::move(dst)); |
| |
| bool result = dstContext->copy(src.get(), srcRect, dstPoint); |
| |
| bool expectedResult = true; |
| SkIPoint dstOffset = { dstPoint.fX - srcRect.fLeft, |
| dstPoint.fY - srcRect.fTop }; |
| SkIRect copiedDstRect = SkIRect::MakeXYWH(dstPoint.fX, |
| dstPoint.fY, |
| srcRect.width(), |
| srcRect.height()); |
| |
| SkIRect copiedSrcRect; |
| if (!copiedSrcRect.intersect(srcRect, SkIRect::MakeWH(kW, kH))) { |
| expectedResult = false; |
| } else { |
| // If the src rect was clipped, apply same clipping to each side |
| // of copied dst rect. |
| copiedDstRect.fLeft += copiedSrcRect.fLeft - srcRect.fLeft; |
| copiedDstRect.fTop += copiedSrcRect.fTop - srcRect.fTop; |
| copiedDstRect.fRight -= copiedSrcRect.fRight - srcRect.fRight; |
| copiedDstRect.fBottom -= copiedSrcRect.fBottom - |
| srcRect.fBottom; |
| } |
| if (copiedDstRect.isEmpty() || |
| !copiedDstRect.intersect(SkIRect::MakeWH(kW, kH))) { |
| expectedResult = false; |
| } |
| // To make the copied src rect correct we would apply any dst |
| // clipping back to the src rect, but we don't use it again so |
| // don't bother. |
| if (expectedResult != result) { |
| ERRORF(reporter, "Expected return value %d from copySurface, " |
| "got %d.", expectedResult, result); |
| continue; |
| } |
| |
| if (!expectedResult || !result) { |
| continue; |
| } |
| |
| sk_memset32(read.get(), 0, kW * kH); |
| if (!dstContext->readPixels(ii, read.get(), kRowBytes, 0, 0)) { |
| ERRORF(reporter, "Error calling readPixels"); |
| continue; |
| } |
| |
| bool abort = false; |
| // Validate that pixels inside copiedDstRect received the correct |
| // value from src and that those outside were not modified. |
| for (int y = 0; y < kH && !abort; ++y) { |
| for (int x = 0; x < kW; ++x) { |
| uint32_t r = read.get()[y * kW + x]; |
| if (copiedDstRect.contains(x, y)) { |
| int sx = x - dstOffset.fX; |
| int sy = y - dstOffset.fY; |
| uint32_t s = srcPixels.get()[sy * kW + sx]; |
| if (s != r) { |
| ERRORF(reporter, "Expected dst %d,%d to contain " |
| "0x%08x copied from src location %d,%d. Got " |
| "0x%08x", x, y, s, sx, sy, r); |
| abort = true; |
| break; |
| } |
| } else { |
| uint32_t d = dstPixels.get()[y * kW + x]; |
| if (d != r) { |
| ERRORF(reporter, "Expected dst %d,%d to be " |
| "unmodified (0x%08x). Got 0x%08x", |
| x, y, d, r); |
| abort = true; |
| break; |
| } |
| } |
| } |
| } |
| } |
| } |
| } |
| } |
| } |
| } |
| } |
| } |