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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/SkBitmap.h"
- #include "include/core/SkCanvas.h"
- #include "include/core/SkColor.h"
- #include "include/core/SkColorSpace.h"
- #include "include/core/SkImageInfo.h"
- #include "include/core/SkPaint.h"
- #include "include/core/SkRect.h"
- #include "include/core/SkRefCnt.h"
- #include "include/core/SkSurface.h"
- #include "include/core/SkTypes.h"
- #include "include/gpu/GrBackendSurface.h"
- #include "include/gpu/GrContext.h"
- #include "include/gpu/GrContextOptions.h"
- #include "include/private/GrTypesPriv.h"
- #include "include/private/SkColorData.h"
- #include "src/gpu/GrCaps.h"
- #include "src/gpu/GrColor.h"
- #include "src/gpu/GrContextPriv.h"
- #include "src/gpu/GrRenderTargetContext.h"
- #include "tests/Test.h"
- #include "tools/gpu/GrContextFactory.h"
- #include <cstdint>
- #include <cstring>
- #include <memory>
- static bool check_rect(GrRenderTargetContext* rtc, const SkIRect& rect, uint32_t expectedValue,
- uint32_t* actualValue, int* failX, int* failY) {
- int w = rect.width();
- int h = rect.height();
- std::unique_ptr<uint32_t[]> pixels(new uint32_t[w * h]);
- memset(pixels.get(), ~expectedValue, sizeof(uint32_t) * w * h);
- SkImageInfo dstInfo = SkImageInfo::Make(w, h, kRGBA_8888_SkColorType, kPremul_SkAlphaType);
- if (!rtc->readPixels(dstInfo, pixels.get(), 0, {rect.fLeft, rect.fTop})) {
- return false;
- }
- for (int y = 0; y < h; ++y) {
- for (int x = 0; x < w; ++x) {
- uint32_t pixel = pixels.get()[y * w + x];
- if (pixel != expectedValue) {
- *actualValue = pixel;
- *failX = x + rect.fLeft;
- *failY = y + rect.fTop;
- return false;
- }
- }
- }
- return true;
- }
- sk_sp<GrRenderTargetContext> newRTC(GrContext* context, int w, int h) {
- return context->priv().makeDeferredRenderTargetContext(SkBackingFit::kExact, w, h,
- GrColorType::kRGBA_8888, nullptr);
- }
- static void clear_op_test(skiatest::Reporter* reporter, GrContext* context) {
- static const int kW = 10;
- static const int kH = 10;
- SkIRect fullRect = SkIRect::MakeWH(kW, kH);
- sk_sp<GrRenderTargetContext> rtContext;
- // A rectangle that is inset by one on all sides and the 1-pixel wide rectangles that surround
- // it.
- SkIRect mid1Rect = SkIRect::MakeXYWH(1, 1, kW-2, kH-2);
- SkIRect outerLeftEdge = SkIRect::MakeXYWH(0, 0, 1, kH);
- SkIRect outerTopEdge = SkIRect::MakeXYWH(0, 0, kW, 1);
- SkIRect outerRightEdge = SkIRect::MakeXYWH(kW-1, 0, 1, kH);
- SkIRect outerBottomEdge = SkIRect::MakeXYWH(0, kH-1, kW, 1);
- // A rectangle that is inset by two on all sides and the 1-pixel wide rectangles that surround
- // it.
- SkIRect mid2Rect = SkIRect::MakeXYWH(2, 2, kW-4, kH-4);
- SkIRect innerLeftEdge = SkIRect::MakeXYWH(1, 1, 1, kH-2);
- SkIRect innerTopEdge = SkIRect::MakeXYWH(1, 1, kW-2, 1);
- SkIRect innerRightEdge = SkIRect::MakeXYWH(kW-2, 1, 1, kH-2);
- SkIRect innerBottomEdge = SkIRect::MakeXYWH(1, kH-2, kW-2, 1);
- uint32_t actualValue;
- int failX, failY;
- static const GrColor kColor1 = 0xABCDEF01;
- static const GrColor kColor2 = ~kColor1;
- static const SkPMColor4f kColor1f = SkPMColor4f::FromBytes_RGBA(kColor1);
- static const SkPMColor4f kColor2f = SkPMColor4f::FromBytes_RGBA(kColor2);
- rtContext = newRTC(context, kW, kH);
- SkASSERT(rtContext);
- // Check a full clear
- rtContext->clear(&fullRect, kColor1f, GrRenderTargetContext::CanClearFullscreen::kNo);
- if (!check_rect(rtContext.get(), fullRect, kColor1, &actualValue, &failX, &failY)) {
- ERRORF(reporter, "Expected 0x%08x but got 0x%08x at (%d, %d).", kColor1, actualValue,
- failX, failY);
- }
- rtContext = newRTC(context, kW, kH);
- SkASSERT(rtContext);
- // Check two full clears, same color
- rtContext->clear(&fullRect, kColor1f, GrRenderTargetContext::CanClearFullscreen::kNo);
- rtContext->clear(&fullRect, kColor1f, GrRenderTargetContext::CanClearFullscreen::kNo);
- if (!check_rect(rtContext.get(), fullRect, kColor1, &actualValue, &failX, &failY)) {
- ERRORF(reporter, "Expected 0x%08x but got 0x%08x at (%d, %d).", kColor1, actualValue,
- failX, failY);
- }
- rtContext = newRTC(context, kW, kH);
- SkASSERT(rtContext);
- // Check two full clears, different colors
- rtContext->clear(&fullRect, kColor1f, GrRenderTargetContext::CanClearFullscreen::kNo);
- rtContext->clear(&fullRect, kColor2f, GrRenderTargetContext::CanClearFullscreen::kNo);
- if (!check_rect(rtContext.get(), fullRect, kColor2, &actualValue, &failX, &failY)) {
- ERRORF(reporter, "Expected 0x%08x but got 0x%08x at (%d, %d).", kColor2, actualValue,
- failX, failY);
- }
- rtContext = newRTC(context, kW, kH);
- SkASSERT(rtContext);
- // Test a full clear followed by a same color inset clear
- rtContext->clear(&fullRect, kColor1f, GrRenderTargetContext::CanClearFullscreen::kNo);
- rtContext->clear(&mid1Rect, kColor1f, GrRenderTargetContext::CanClearFullscreen::kNo);
- if (!check_rect(rtContext.get(), fullRect, kColor1, &actualValue, &failX, &failY)) {
- ERRORF(reporter, "Expected 0x%08x but got 0x%08x at (%d, %d).", kColor1, actualValue,
- failX, failY);
- }
- rtContext = newRTC(context, kW, kH);
- SkASSERT(rtContext);
- // Test a inset clear followed by same color full clear
- rtContext->clear(&mid1Rect, kColor1f, GrRenderTargetContext::CanClearFullscreen::kNo);
- rtContext->clear(&fullRect, kColor1f, GrRenderTargetContext::CanClearFullscreen::kNo);
- if (!check_rect(rtContext.get(), fullRect, kColor1, &actualValue, &failX, &failY)) {
- ERRORF(reporter, "Expected 0x%08x but got 0x%08x at (%d, %d).", kColor1, actualValue,
- failX, failY);
- }
- rtContext = newRTC(context, kW, kH);
- SkASSERT(rtContext);
- // Test a full clear followed by a different color inset clear
- rtContext->clear(&fullRect, kColor1f, GrRenderTargetContext::CanClearFullscreen::kNo);
- rtContext->clear(&mid1Rect, kColor2f, GrRenderTargetContext::CanClearFullscreen::kNo);
- if (!check_rect(rtContext.get(), mid1Rect, kColor2, &actualValue, &failX, &failY)) {
- ERRORF(reporter, "Expected 0x%08x but got 0x%08x at (%d, %d).", kColor2, actualValue,
- failX, failY);
- }
- if (!check_rect(rtContext.get(), outerLeftEdge, kColor1, &actualValue, &failX, &failY) ||
- !check_rect(rtContext.get(), outerTopEdge, kColor1, &actualValue, &failX, &failY) ||
- !check_rect(rtContext.get(), outerRightEdge, kColor1, &actualValue, &failX, &failY) ||
- !check_rect(rtContext.get(), outerBottomEdge, kColor1, &actualValue, &failX, &failY)) {
- ERRORF(reporter, "Expected 0x%08x but got 0x%08x at (%d, %d).", kColor1, actualValue,
- failX, failY);
- }
- rtContext = newRTC(context, kW, kH);
- SkASSERT(rtContext);
- // Test a inset clear followed by a different full clear
- rtContext->clear(&mid1Rect, kColor2f, GrRenderTargetContext::CanClearFullscreen::kNo);
- rtContext->clear(&fullRect, kColor1f, GrRenderTargetContext::CanClearFullscreen::kNo);
- if (!check_rect(rtContext.get(), fullRect, kColor1, &actualValue, &failX, &failY)) {
- ERRORF(reporter, "Expected 0x%08x but got 0x%08x at (%d, %d).", kColor1, actualValue,
- failX, failY);
- }
- rtContext = newRTC(context, kW, kH);
- SkASSERT(rtContext);
- // Check three nested clears from largest to smallest where outermost and innermost are same
- // color.
- rtContext->clear(&fullRect, kColor1f, GrRenderTargetContext::CanClearFullscreen::kNo);
- rtContext->clear(&mid1Rect, kColor2f, GrRenderTargetContext::CanClearFullscreen::kNo);
- rtContext->clear(&mid2Rect, kColor1f, GrRenderTargetContext::CanClearFullscreen::kNo);
- if (!check_rect(rtContext.get(), mid2Rect, kColor1, &actualValue, &failX, &failY)) {
- ERRORF(reporter, "Expected 0x%08x but got 0x%08x at (%d, %d).", kColor1, actualValue,
- failX, failY);
- }
- if (!check_rect(rtContext.get(), innerLeftEdge, kColor2, &actualValue, &failX, &failY) ||
- !check_rect(rtContext.get(), innerTopEdge, kColor2, &actualValue, &failX, &failY) ||
- !check_rect(rtContext.get(), innerRightEdge, kColor2, &actualValue, &failX, &failY) ||
- !check_rect(rtContext.get(), innerBottomEdge, kColor2, &actualValue, &failX, &failY)) {
- ERRORF(reporter, "Expected 0x%08x but got 0x%08x at (%d, %d).", kColor2, actualValue,
- failX, failY);
- }
- if (!check_rect(rtContext.get(), outerLeftEdge, kColor1, &actualValue, &failX, &failY) ||
- !check_rect(rtContext.get(), outerTopEdge, kColor1, &actualValue, &failX, &failY) ||
- !check_rect(rtContext.get(), outerRightEdge, kColor1, &actualValue, &failX, &failY) ||
- !check_rect(rtContext.get(), outerBottomEdge, kColor1, &actualValue, &failX, &failY)) {
- ERRORF(reporter, "Expected 0x%08x but got 0x%08x at (%d, %d).", kColor1, actualValue,
- failX, failY);
- }
- rtContext = newRTC(context, kW, kH);
- SkASSERT(rtContext);
- // Swap the order of the second two clears in the above test.
- rtContext->clear(&fullRect, kColor1f, GrRenderTargetContext::CanClearFullscreen::kNo);
- rtContext->clear(&mid2Rect, kColor1f, GrRenderTargetContext::CanClearFullscreen::kNo);
- rtContext->clear(&mid1Rect, kColor2f, GrRenderTargetContext::CanClearFullscreen::kNo);
- if (!check_rect(rtContext.get(), mid1Rect, kColor2, &actualValue, &failX, &failY)) {
- ERRORF(reporter, "Expected 0x%08x but got 0x%08x at (%d, %d).", kColor2, actualValue,
- failX, failY);
- }
- if (!check_rect(rtContext.get(), outerLeftEdge, kColor1, &actualValue, &failX, &failY) ||
- !check_rect(rtContext.get(), outerTopEdge, kColor1, &actualValue, &failX, &failY) ||
- !check_rect(rtContext.get(), outerRightEdge, kColor1, &actualValue, &failX, &failY) ||
- !check_rect(rtContext.get(), outerBottomEdge, kColor1, &actualValue, &failX, &failY)) {
- ERRORF(reporter, "Expected 0x%08x but got 0x%08x at (%d, %d).", kColor1, actualValue,
- failX, failY);
- }
- }
- DEF_GPUTEST_FOR_RENDERING_CONTEXTS(ClearOp, reporter, ctxInfo) {
- // Regular clear
- clear_op_test(reporter, ctxInfo.grContext());
- // Force drawing for clears
- GrContextOptions options(ctxInfo.options());
- options.fUseDrawInsteadOfClear = GrContextOptions::Enable::kYes;
- sk_gpu_test::GrContextFactory workaroundFactory(options);
- clear_op_test(reporter, workaroundFactory.get(ctxInfo.type()));
- }
- void fullscreen_clear_with_layer_test(skiatest::Reporter* reporter, GrContext* context) {
- const SkImageInfo ii = SkImageInfo::Make(400, 77, kRGBA_8888_SkColorType, kPremul_SkAlphaType);
- sk_sp<SkSurface> surf = SkSurface::MakeRenderTarget(context, SkBudgeted::kYes, ii);
- SkCanvas* canvas = surf->getCanvas();
- SkPaint paints[2];
- paints[0].setColor(SK_ColorGREEN);
- paints[1].setColor(SK_ColorGRAY);
- static const int kLeftX = 158;
- static const int kMidX = 258;
- static const int kRightX = 383;
- static const int kTopY = 26;
- static const int kBotY = 51;
- const SkRect rects[2] = {
- { kLeftX, kTopY, kMidX, kBotY },
- { kMidX, kTopY, kRightX, kBotY },
- };
- for (int i = 0; i < 2; ++i) {
- // the bounds parameter is required to cause a full screen clear
- canvas->saveLayer(&rects[i], nullptr);
- canvas->drawRect(rects[i], paints[i]);
- canvas->restore();
- }
- SkBitmap bm;
- bm.allocPixels(ii, 0);
- SkAssertResult(surf->readPixels(bm, 0, 0));
- bool isCorrect = true;
- for (int y = kTopY; isCorrect && y < kBotY; ++y) {
- const uint32_t* sl = bm.getAddr32(0, y);
- for (int x = kLeftX; x < kMidX; ++x) {
- if (SK_ColorGREEN != sl[x]) {
- isCorrect = false;
- break;
- }
- }
- for (int x = kMidX; x < kRightX; ++x) {
- if (SK_ColorGRAY != sl[x]) {
- isCorrect = false;
- break;
- }
- }
- }
- REPORTER_ASSERT(reporter, isCorrect);
- }
- // From crbug.com/768134
- DEF_GPUTEST_FOR_RENDERING_CONTEXTS(FullScreenClearWithLayers, reporter, ctxInfo) {
- // Regular clear
- fullscreen_clear_with_layer_test(reporter, ctxInfo.grContext());
- // Use draws for clears
- GrContextOptions options(ctxInfo.options());
- options.fUseDrawInsteadOfClear = GrContextOptions::Enable::kYes;
- sk_gpu_test::GrContextFactory workaroundFactory(options);
- fullscreen_clear_with_layer_test(reporter, workaroundFactory.get(ctxInfo.type()));
- }
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