eebe735dea
Just the class/files. variable names and additional comments to follow. Change-Id: Ic03d07fd5009eaf3d706c2536486a117328963fc Reviewed-on: https://skia-review.googlesource.com/c/skia/+/342617 Commit-Queue: Brian Salomon <bsalomon@google.com> Reviewed-by: Greg Daniel <egdaniel@google.com>
380 lines
15 KiB
C++
380 lines
15 KiB
C++
/*
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* Copyright 2016 Google Inc.
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*
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* Use of this source code is governed by a BSD-style license that can be
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* found in the LICENSE file.
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*/
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#include "include/core/SkBitmap.h"
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#include "include/core/SkCanvas.h"
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#include "include/core/SkColor.h"
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#include "include/core/SkColorSpace.h"
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#include "include/core/SkImageInfo.h"
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#include "include/core/SkPaint.h"
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#include "include/core/SkRect.h"
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#include "include/core/SkRefCnt.h"
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#include "include/core/SkSurface.h"
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#include "include/core/SkTypes.h"
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#include "include/gpu/GrContextOptions.h"
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#include "include/gpu/GrDirectContext.h"
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#include "include/private/GrTypesPriv.h"
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#include "include/private/SkColorData.h"
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#include "src/core/SkAutoPixmapStorage.h"
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#include "src/gpu/GrColor.h"
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#include "src/gpu/GrDirectContextPriv.h"
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#include "src/gpu/GrImageInfo.h"
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#include "src/gpu/GrSurfaceDrawContext.h"
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#include "src/gpu/ops/GrClearOp.h"
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#include "tests/Test.h"
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#include "tools/gpu/GrContextFactory.h"
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#include <cstdint>
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#include <memory>
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static bool check_rect(GrDirectContext* dContext, GrSurfaceDrawContext* rtc, const SkIRect& rect,
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uint32_t expectedValue, uint32_t* actualValue, int* failX, int* failY) {
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int w = rect.width();
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int h = rect.height();
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SkImageInfo dstInfo = SkImageInfo::Make(w, h, kRGBA_8888_SkColorType, kPremul_SkAlphaType);
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SkAutoPixmapStorage readback;
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readback.alloc(dstInfo);
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readback.erase(~expectedValue);
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if (!rtc->readPixels(dContext, readback.info(), readback.writable_addr(), readback.rowBytes(),
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{rect.fLeft, rect.fTop})) {
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return false;
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}
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for (int y = 0; y < h; ++y) {
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for (int x = 0; x < w; ++x) {
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uint32_t pixel = readback.addr32()[y * w + x];
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if (pixel != expectedValue) {
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*actualValue = pixel;
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*failX = x + rect.fLeft;
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*failY = y + rect.fTop;
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return false;
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}
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}
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}
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return true;
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}
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std::unique_ptr<GrSurfaceDrawContext> newRTC(GrRecordingContext* rContext, int w, int h) {
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return GrSurfaceDrawContext::Make(
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rContext, GrColorType::kRGBA_8888, nullptr, SkBackingFit::kExact, {w, h});
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}
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static void clear_op_test(skiatest::Reporter* reporter, GrDirectContext* dContext) {
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static const int kW = 10;
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static const int kH = 10;
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SkIRect fullRect = SkIRect::MakeWH(kW, kH);
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std::unique_ptr<GrSurfaceDrawContext> rtContext;
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// A rectangle that is inset by one on all sides and the 1-pixel wide rectangles that surround
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// it.
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SkIRect mid1Rect = SkIRect::MakeXYWH(1, 1, kW-2, kH-2);
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SkIRect outerLeftEdge = SkIRect::MakeXYWH(0, 0, 1, kH);
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SkIRect outerTopEdge = SkIRect::MakeXYWH(0, 0, kW, 1);
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SkIRect outerRightEdge = SkIRect::MakeXYWH(kW-1, 0, 1, kH);
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SkIRect outerBottomEdge = SkIRect::MakeXYWH(0, kH-1, kW, 1);
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// A rectangle that is inset by two on all sides and the 1-pixel wide rectangles that surround
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// it.
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SkIRect mid2Rect = SkIRect::MakeXYWH(2, 2, kW-4, kH-4);
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SkIRect innerLeftEdge = SkIRect::MakeXYWH(1, 1, 1, kH-2);
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SkIRect innerTopEdge = SkIRect::MakeXYWH(1, 1, kW-2, 1);
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SkIRect innerRightEdge = SkIRect::MakeXYWH(kW-2, 1, 1, kH-2);
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SkIRect innerBottomEdge = SkIRect::MakeXYWH(1, kH-2, kW-2, 1);
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uint32_t actualValue;
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int failX, failY;
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static const GrColor kColor1 = 0xABCDEF01;
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static const GrColor kColor2 = ~kColor1;
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static const SkPMColor4f kColor1f = SkPMColor4f::FromBytes_RGBA(kColor1);
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static const SkPMColor4f kColor2f = SkPMColor4f::FromBytes_RGBA(kColor2);
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rtContext = newRTC(dContext, kW, kH);
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SkASSERT(rtContext);
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// Check a full clear
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rtContext->clear(fullRect, kColor1f);
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if (!check_rect(dContext, rtContext.get(), fullRect, kColor1, &actualValue, &failX, &failY)) {
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ERRORF(reporter, "Expected 0x%08x but got 0x%08x at (%d, %d).", kColor1, actualValue,
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failX, failY);
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}
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rtContext = newRTC(dContext, kW, kH);
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SkASSERT(rtContext);
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// Check two full clears, same color
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rtContext->clear(fullRect, kColor1f);
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rtContext->clear(fullRect, kColor1f);
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if (!check_rect(dContext, rtContext.get(), fullRect, kColor1, &actualValue, &failX, &failY)) {
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ERRORF(reporter, "Expected 0x%08x but got 0x%08x at (%d, %d).", kColor1, actualValue,
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failX, failY);
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}
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rtContext = newRTC(dContext, kW, kH);
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SkASSERT(rtContext);
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// Check two full clears, different colors
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rtContext->clear(fullRect, kColor1f);
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rtContext->clear(fullRect, kColor2f);
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if (!check_rect(dContext, rtContext.get(), fullRect, kColor2, &actualValue, &failX, &failY)) {
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ERRORF(reporter, "Expected 0x%08x but got 0x%08x at (%d, %d).", kColor2, actualValue,
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failX, failY);
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}
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rtContext = newRTC(dContext, kW, kH);
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SkASSERT(rtContext);
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// Test a full clear followed by a same color inset clear
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rtContext->clear(fullRect, kColor1f);
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rtContext->clear(mid1Rect, kColor1f);
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if (!check_rect(dContext, rtContext.get(), fullRect, kColor1, &actualValue, &failX, &failY)) {
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ERRORF(reporter, "Expected 0x%08x but got 0x%08x at (%d, %d).", kColor1, actualValue,
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failX, failY);
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}
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rtContext = newRTC(dContext, kW, kH);
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SkASSERT(rtContext);
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// Test a inset clear followed by same color full clear
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rtContext->clear(mid1Rect, kColor1f);
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rtContext->clear(fullRect, kColor1f);
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if (!check_rect(dContext, rtContext.get(), fullRect, kColor1, &actualValue, &failX, &failY)) {
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ERRORF(reporter, "Expected 0x%08x but got 0x%08x at (%d, %d).", kColor1, actualValue,
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failX, failY);
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}
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rtContext = newRTC(dContext, kW, kH);
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SkASSERT(rtContext);
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// Test a full clear followed by a different color inset clear
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rtContext->clear(fullRect, kColor1f);
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rtContext->clear(mid1Rect, kColor2f);
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if (!check_rect(dContext, rtContext.get(), mid1Rect, kColor2, &actualValue, &failX, &failY)) {
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ERRORF(reporter, "Expected 0x%08x but got 0x%08x at (%d, %d).", kColor2, actualValue,
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failX, failY);
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}
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if (!check_rect(
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dContext, rtContext.get(), outerLeftEdge, kColor1, &actualValue, &failX, &failY) ||
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!check_rect(
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dContext, rtContext.get(), outerTopEdge, kColor1, &actualValue, &failX, &failY) ||
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!check_rect(
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dContext, rtContext.get(), outerRightEdge, kColor1, &actualValue, &failX, &failY) ||
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!check_rect(
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dContext, rtContext.get(), outerBottomEdge, kColor1, &actualValue, &failX, &failY)) {
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ERRORF(reporter, "Expected 0x%08x but got 0x%08x at (%d, %d).", kColor1, actualValue,
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failX, failY);
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}
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rtContext = newRTC(dContext, kW, kH);
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SkASSERT(rtContext);
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// Test a inset clear followed by a different full clear
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rtContext->clear(mid1Rect, kColor2f);
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rtContext->clear(fullRect, kColor1f);
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if (!check_rect(dContext, rtContext.get(), fullRect, kColor1, &actualValue, &failX, &failY)) {
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ERRORF(reporter, "Expected 0x%08x but got 0x%08x at (%d, %d).", kColor1, actualValue,
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failX, failY);
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}
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rtContext = newRTC(dContext, kW, kH);
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SkASSERT(rtContext);
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// Check three nested clears from largest to smallest where outermost and innermost are same
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// color.
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rtContext->clear(fullRect, kColor1f);
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rtContext->clear(mid1Rect, kColor2f);
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rtContext->clear(mid2Rect, kColor1f);
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if (!check_rect(dContext, rtContext.get(), mid2Rect, kColor1, &actualValue, &failX, &failY)) {
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ERRORF(reporter, "Expected 0x%08x but got 0x%08x at (%d, %d).", kColor1, actualValue,
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failX, failY);
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}
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if (!check_rect(
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dContext, rtContext.get(), innerLeftEdge, kColor2, &actualValue, &failX, &failY) ||
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!check_rect(
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dContext, rtContext.get(), innerTopEdge, kColor2, &actualValue, &failX, &failY) ||
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!check_rect(
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dContext, rtContext.get(), innerRightEdge, kColor2, &actualValue, &failX, &failY) ||
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!check_rect(
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dContext, rtContext.get(), innerBottomEdge, kColor2, &actualValue, &failX, &failY)) {
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ERRORF(reporter, "Expected 0x%08x but got 0x%08x at (%d, %d).", kColor2, actualValue,
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failX, failY);
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}
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if (!check_rect(
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dContext, rtContext.get(), outerLeftEdge, kColor1, &actualValue, &failX, &failY) ||
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!check_rect(
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dContext, rtContext.get(), outerTopEdge, kColor1, &actualValue, &failX, &failY) ||
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!check_rect(
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dContext, rtContext.get(), outerRightEdge, kColor1, &actualValue, &failX, &failY) ||
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!check_rect(
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dContext, rtContext.get(), outerBottomEdge, kColor1, &actualValue, &failX, &failY)) {
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ERRORF(reporter, "Expected 0x%08x but got 0x%08x at (%d, %d).", kColor1, actualValue,
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failX, failY);
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}
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rtContext = newRTC(dContext, kW, kH);
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SkASSERT(rtContext);
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// Swap the order of the second two clears in the above test.
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rtContext->clear(fullRect, kColor1f);
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rtContext->clear(mid2Rect, kColor1f);
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rtContext->clear(mid1Rect, kColor2f);
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if (!check_rect(dContext, rtContext.get(), mid1Rect, kColor2, &actualValue, &failX, &failY)) {
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ERRORF(reporter, "Expected 0x%08x but got 0x%08x at (%d, %d).", kColor2, actualValue,
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failX, failY);
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}
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if (!check_rect(
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dContext, rtContext.get(), outerLeftEdge, kColor1, &actualValue, &failX, &failY) ||
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!check_rect(
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dContext, rtContext.get(), outerTopEdge, kColor1, &actualValue, &failX, &failY) ||
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!check_rect(
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dContext, rtContext.get(), outerRightEdge, kColor1, &actualValue, &failX, &failY) ||
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!check_rect(
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dContext, rtContext.get(), outerBottomEdge, kColor1, &actualValue, &failX, &failY)) {
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ERRORF(reporter, "Expected 0x%08x but got 0x%08x at (%d, %d).", kColor1, actualValue,
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failX, failY);
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}
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// Clear calls need to remain ClearOps for the following combining-tests to work as expected
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if (!dContext->priv().caps()->performColorClearsAsDraws() &&
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!dContext->priv().caps()->performStencilClearsAsDraws() &&
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!dContext->priv().caps()->performPartialClearsAsDraws()) {
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static constexpr SkIRect kScissorRect = SkIRect::MakeXYWH(1, 1, kW-1, kH-1);
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// Try combining a pure-color clear w/ a combined stencil & color clear
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// (re skbug.com/10963)
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{
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rtContext = newRTC(dContext, kW, kH);
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SkASSERT(rtContext);
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rtContext->clearStencilClip(kScissorRect, true);
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// This color clear can combine w/ the preceding stencil clear
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rtContext->clear(kScissorRect, SK_PMColor4fWHITE);
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// This should combine w/ the prior combined clear and overwrite the color
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rtContext->clear(kScissorRect, SK_PMColor4fBLACK);
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GrOpsTask* ops = rtContext->getOpsTask();
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REPORTER_ASSERT(reporter, ops->numOpChains() == 1);
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const GrClearOp& clearOp = ops->getChain(0)->cast<GrClearOp>();
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constexpr std::array<float, 4> kExpected { 0, 0, 0, 1 };
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REPORTER_ASSERT(reporter, clearOp.color() == kExpected);
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REPORTER_ASSERT(reporter, clearOp.stencilInsideMask());
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dContext->flushAndSubmit();
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}
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// Try combining a pure-stencil clear w/ a combined stencil & color clear
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// (re skbug.com/10963)
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{
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rtContext = newRTC(dContext, kW, kH);
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SkASSERT(rtContext);
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rtContext->clearStencilClip(kScissorRect, true);
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// This color clear can combine w/ the preceding stencil clear
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rtContext->clear(kScissorRect, SK_PMColor4fWHITE);
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// This should combine w/ the prior combined clear and overwrite the 'insideStencilMask'
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// field
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rtContext->clearStencilClip(kScissorRect, false);
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GrOpsTask* ops = rtContext->getOpsTask();
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REPORTER_ASSERT(reporter, ops->numOpChains() == 1);
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const GrClearOp& clearOp = ops->getChain(0)->cast<GrClearOp>();
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constexpr std::array<float, 4> kExpected { 1, 1, 1, 1 };
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REPORTER_ASSERT(reporter, clearOp.color() == kExpected);
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REPORTER_ASSERT(reporter, !clearOp.stencilInsideMask());
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dContext->flushAndSubmit();
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}
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}
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}
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DEF_GPUTEST_FOR_RENDERING_CONTEXTS(ClearOp, reporter, ctxInfo) {
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// Regular clear
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clear_op_test(reporter, ctxInfo.directContext());
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// Force drawing for clears
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GrContextOptions options(ctxInfo.options());
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options.fUseDrawInsteadOfClear = GrContextOptions::Enable::kYes;
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sk_gpu_test::GrContextFactory workaroundFactory(options);
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clear_op_test(reporter, workaroundFactory.get(ctxInfo.type()));
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}
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void fullscreen_clear_with_layer_test(skiatest::Reporter* reporter, GrRecordingContext* rContext) {
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const SkImageInfo ii = SkImageInfo::Make(400, 77, kRGBA_8888_SkColorType, kPremul_SkAlphaType);
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sk_sp<SkSurface> surf = SkSurface::MakeRenderTarget(rContext, SkBudgeted::kYes, ii);
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SkCanvas* canvas = surf->getCanvas();
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SkPaint paints[2];
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paints[0].setColor(SK_ColorGREEN);
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paints[1].setColor(SK_ColorGRAY);
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static const int kLeftX = 158;
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static const int kMidX = 258;
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static const int kRightX = 383;
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static const int kTopY = 26;
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static const int kBotY = 51;
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const SkRect rects[2] = {
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{ kLeftX, kTopY, kMidX, kBotY },
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{ kMidX, kTopY, kRightX, kBotY },
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};
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for (int i = 0; i < 2; ++i) {
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// the bounds parameter is required to cause a full screen clear
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canvas->saveLayer(&rects[i], nullptr);
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canvas->drawRect(rects[i], paints[i]);
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canvas->restore();
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}
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SkBitmap bm;
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bm.allocPixels(ii, 0);
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SkAssertResult(surf->readPixels(bm, 0, 0));
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bool isCorrect = true;
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for (int y = kTopY; isCorrect && y < kBotY; ++y) {
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const uint32_t* sl = bm.getAddr32(0, y);
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for (int x = kLeftX; x < kMidX; ++x) {
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if (SK_ColorGREEN != sl[x]) {
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isCorrect = false;
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break;
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}
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}
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for (int x = kMidX; x < kRightX; ++x) {
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if (SK_ColorGRAY != sl[x]) {
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isCorrect = false;
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break;
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}
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}
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}
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REPORTER_ASSERT(reporter, isCorrect);
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}
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// From crbug.com/768134
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DEF_GPUTEST_FOR_RENDERING_CONTEXTS(FullScreenClearWithLayers, reporter, ctxInfo) {
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// Regular clear
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fullscreen_clear_with_layer_test(reporter, ctxInfo.directContext());
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// Use draws for clears
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GrContextOptions options(ctxInfo.options());
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options.fUseDrawInsteadOfClear = GrContextOptions::Enable::kYes;
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sk_gpu_test::GrContextFactory workaroundFactory(options);
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fullscreen_clear_with_layer_test(reporter, workaroundFactory.get(ctxInfo.type()));
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}
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