You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
124 lines
4.7 KiB
124 lines
4.7 KiB
/*
|
|
* Copyright 2011 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/SkPoint3.h"
|
|
#include "include/core/SkTypes.h"
|
|
#include "include/effects/SkImageFilters.h"
|
|
#include "src/core/SkArenaAlloc.h"
|
|
#include "tests/Test.h"
|
|
|
|
static void test_drawBitmap(skiatest::Reporter* reporter) {
|
|
SkBitmap src;
|
|
src.allocN32Pixels(10, 10);
|
|
src.eraseColor(SK_ColorWHITE);
|
|
|
|
SkBitmap dst;
|
|
dst.allocN32Pixels(10, 10);
|
|
dst.eraseColor(SK_ColorTRANSPARENT);
|
|
|
|
SkCanvas canvas(dst);
|
|
|
|
// we are initially transparent
|
|
REPORTER_ASSERT(reporter, 0 == *dst.getAddr32(5, 5));
|
|
|
|
// we see the bitmap drawn
|
|
canvas.drawImage(src.asImage(), 0, 0);
|
|
REPORTER_ASSERT(reporter, 0xFFFFFFFF == *dst.getAddr32(5, 5));
|
|
|
|
// reverify we are clear again
|
|
dst.eraseColor(SK_ColorTRANSPARENT);
|
|
REPORTER_ASSERT(reporter, 0 == *dst.getAddr32(5, 5));
|
|
|
|
// if the bitmap is clipped out, we don't draw it
|
|
canvas.drawImage(src.asImage(), SkIntToScalar(-10), 0);
|
|
REPORTER_ASSERT(reporter, 0 == *dst.getAddr32(5, 5));
|
|
}
|
|
|
|
static void test_layers(skiatest::Reporter* reporter) {
|
|
SkCanvas canvas(100, 100);
|
|
|
|
SkRect r = SkRect::MakeWH(10, 10);
|
|
REPORTER_ASSERT(reporter, false == canvas.quickReject(r));
|
|
|
|
r.offset(300, 300);
|
|
REPORTER_ASSERT(reporter, true == canvas.quickReject(r));
|
|
|
|
// Test that saveLayer updates quickReject
|
|
SkRect bounds = SkRect::MakeLTRB(50, 50, 70, 70);
|
|
canvas.saveLayer(&bounds, nullptr);
|
|
REPORTER_ASSERT(reporter, true == canvas.quickReject(SkRect::MakeWH(10, 10)));
|
|
REPORTER_ASSERT(reporter, false == canvas.quickReject(SkRect::MakeWH(60, 60)));
|
|
}
|
|
|
|
static void test_quick_reject(skiatest::Reporter* reporter) {
|
|
SkCanvas canvas(100, 100);
|
|
SkRect r0 = SkRect::MakeLTRB(-50.0f, -50.0f, 50.0f, 50.0f);
|
|
SkRect r1 = SkRect::MakeLTRB(-50.0f, 110.0f, 50.0f, 120.0f);
|
|
SkRect r2 = SkRect::MakeLTRB(110.0f, -50.0f, 120.0f, 50.0f);
|
|
SkRect r3 = SkRect::MakeLTRB(-120.0f, -50.0f, 120.0f, 50.0f);
|
|
SkRect r4 = SkRect::MakeLTRB(-50.0f, -120.0f, 50.0f, 120.0f);
|
|
SkRect r5 = SkRect::MakeLTRB(-120.0f, -120.0f, 120.0f, 120.0f);
|
|
SkRect r6 = SkRect::MakeLTRB(-120.0f, -120.0f, -110.0f, -110.0f);
|
|
SkRect r7 = SkRect::MakeLTRB(SK_ScalarNaN, -50.0f, 50.0f, 50.0f);
|
|
SkRect r8 = SkRect::MakeLTRB(-50.0f, SK_ScalarNaN, 50.0f, 50.0f);
|
|
SkRect r9 = SkRect::MakeLTRB(-50.0f, -50.0f, SK_ScalarNaN, 50.0f);
|
|
SkRect r10 = SkRect::MakeLTRB(-50.0f, -50.0f, 50.0f, SK_ScalarNaN);
|
|
REPORTER_ASSERT(reporter, false == canvas.quickReject(r0));
|
|
REPORTER_ASSERT(reporter, true == canvas.quickReject(r1));
|
|
REPORTER_ASSERT(reporter, true == canvas.quickReject(r2));
|
|
REPORTER_ASSERT(reporter, false == canvas.quickReject(r3));
|
|
REPORTER_ASSERT(reporter, false == canvas.quickReject(r4));
|
|
REPORTER_ASSERT(reporter, false == canvas.quickReject(r5));
|
|
REPORTER_ASSERT(reporter, true == canvas.quickReject(r6));
|
|
REPORTER_ASSERT(reporter, true == canvas.quickReject(r7));
|
|
REPORTER_ASSERT(reporter, true == canvas.quickReject(r8));
|
|
REPORTER_ASSERT(reporter, true == canvas.quickReject(r9));
|
|
REPORTER_ASSERT(reporter, true == canvas.quickReject(r10));
|
|
|
|
SkMatrix m = SkMatrix::Scale(2, 2);
|
|
m.setTranslateX(10.0f);
|
|
m.setTranslateY(10.0f);
|
|
canvas.setMatrix(m);
|
|
SkRect r11 = SkRect::MakeLTRB(5.0f, 5.0f, 100.0f, 100.0f);
|
|
SkRect r12 = SkRect::MakeLTRB(5.0f, 50.0f, 100.0f, 100.0f);
|
|
SkRect r13 = SkRect::MakeLTRB(50.0f, 5.0f, 100.0f, 100.0f);
|
|
REPORTER_ASSERT(reporter, false == canvas.quickReject(r11));
|
|
REPORTER_ASSERT(reporter, true == canvas.quickReject(r12));
|
|
REPORTER_ASSERT(reporter, true == canvas.quickReject(r13));
|
|
}
|
|
|
|
DEF_TEST(QuickReject, reporter) {
|
|
test_drawBitmap(reporter);
|
|
test_layers(reporter);
|
|
test_quick_reject(reporter);
|
|
}
|
|
|
|
// Regression test to make sure that we keep fIsScaleTranslate up to date on the canvas.
|
|
// It is possible to set a new matrix on the canvas without calling setMatrix(). This tests
|
|
// that code path.
|
|
DEF_TEST(QuickReject_MatrixState, reporter) {
|
|
SkCanvas canvas(100, 100);
|
|
|
|
SkMatrix matrix;
|
|
matrix.setRotate(45.0f);
|
|
canvas.setMatrix(matrix);
|
|
|
|
SkPaint paint;
|
|
sk_sp<SkImageFilter> filter = SkImageFilters::DistantLitDiffuse(
|
|
SkPoint3::Make(1.0f, 1.0f, 1.0f), 0xFF0000FF, 2.0f, 0.5f, nullptr);
|
|
REPORTER_ASSERT(reporter, filter);
|
|
paint.setImageFilter(filter);
|
|
SkCanvas::SaveLayerRec rec;
|
|
rec.fPaint = &paint;
|
|
canvas.saveLayer(rec);
|
|
|
|
// quickReject() will assert if the matrix is out of sync.
|
|
canvas.quickReject(SkRect::MakeWH(100.0f, 100.0f));
|
|
}
|