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- /*
- * 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 "include/core/SkImageInfo.h"
- #include "include/core/SkPoint.h"
- #include "include/core/SkRect.h"
- #include "include/core/SkRefCnt.h"
- #include "include/core/SkTypes.h"
- #include "include/gpu/GrContext.h"
- #include "include/gpu/GrTypes.h"
- #include "include/private/GrTypesPriv.h"
- #include "include/private/SkTemplates.h"
- #include "src/core/SkUtils.h"
- #include "src/gpu/GrCaps.h"
- #include "src/gpu/GrContextPriv.h"
- #include "src/gpu/GrRenderTargetContext.h"
- #include "src/gpu/GrSurfaceContext.h"
- #include "src/gpu/GrSurfaceProxy.h"
- #include "src/gpu/GrTextureProxy.h"
- #include "src/gpu/SkGr.h"
- #include "tests/Test.h"
- #include "tools/gpu/GrContextFactory.h"
- #include "tools/gpu/ProxyUtils.h"
- #include <initializer_list>
- #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 sRenderable : {GrRenderable::kYes, GrRenderable::kNo}) {
- for (auto dRenderable : {GrRenderable::kYes, GrRenderable::kNo}) {
- for (auto srcRect : kSrcRects) {
- for (auto dstPoint : kDstPoints) {
- for (auto ii: kImageInfos) {
- auto src = sk_gpu_test::MakeTextureProxyFromData(
- context, sRenderable, kW, kH, ii.colorType(),
- ii.alphaType(), sOrigin, srcPixels.get(), kRowBytes);
- auto dst = sk_gpu_test::MakeTextureProxyFromData(
- context, dRenderable, kW, kH, ii.colorType(),
- ii.alphaType(), 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),
- SkColorTypeToGrColorType(ii.colorType()),
- ii.alphaType());
- bool result = false;
- if (sOrigin == dOrigin) {
- result = dstContext->testCopy(src.get(), srcRect, dstPoint);
- } else if (dRenderable == GrRenderable::kYes) {
- SkASSERT(dstContext->asRenderTargetContext());
- result = dstContext->asRenderTargetContext()->blitTexture(
- 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;
- }
- if (sOrigin != dOrigin && dRenderable == GrRenderable::kNo) {
- 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;
- }
- }
- }
- }
- }
- }
- }
- }
- }
- }
- }
- }
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