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Side by Side Diff: tests/BitmapGetColorTest.cpp

Issue 83093005: remove kA1_Config, as it is no longer supported (Closed) Base URL: https://skia.googlecode.com/svn/trunk
Patch Set: Created 7 years ago
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1 /* 1 /*
2 * Copyright 2011 Google Inc. 2 * Copyright 2011 Google Inc.
3 * 3 *
4 * Use of this source code is governed by a BSD-style license that can be 4 * Use of this source code is governed by a BSD-style license that can be
5 * found in the LICENSE file. 5 * found in the LICENSE file.
6 */ 6 */
7 7
8 #include "Test.h" 8 #include "Test.h"
9 #include "SkBitmap.h" 9 #include "SkBitmap.h"
10 #include "SkRect.h" 10 #include "SkRect.h"
11 #include "SkRandom.h" 11 #include "SkRandom.h"
12 12
13 static int nextRand(SkRandom& rand, int min, int max) {
14 return min + (int)rand.nextRangeU(0, max - min);
15 }
16
17 static void rand_irect(SkIRect* rect, int W, int H, SkRandom& rand) {
18 const int DX = W / 2;
19 const int DY = H / 2;
20
21 rect->fLeft = nextRand(rand, -DX, W + DX);
22 rect->fTop = nextRand(rand, -DY, H + DY);
23 rect->fRight = nextRand(rand, -DX, W + DX);
24 rect->fBottom = nextRand(rand, -DY, H + DY);
25 rect->sort();
26 }
27
28 static void test_equal_A1_A8(skiatest::Reporter* reporter,
29 const SkBitmap& bm1, const SkBitmap& bm8) {
30 SkASSERT(SkBitmap::kA1_Config == bm1.config());
31 SkASSERT(SkBitmap::kA8_Config == bm8.config());
32
33 REPORTER_ASSERT(reporter, bm1.width() == bm8.width());
34 REPORTER_ASSERT(reporter, bm1.height() == bm8.height());
35 for (int y = 0; y < bm1.height(); ++y) {
36 for (int x = 0; x < bm1.width(); ++x) {
37 int p1 = *bm1.getAddr1(x, y) & (1 << (7 - (x & 7)));
38 SkASSERT(SkIsPow2(p1));
39 p1 = p1 ? 0xFF : 0;
40
41 int p8 = *bm8.getAddr8(x, y);
42 SkASSERT(0 == p8 || 0xFF == p8);
43
44 REPORTER_ASSERT(reporter, p1 == p8);
45 }
46 }
47 }
48
49 static void test_eraserect_A1(skiatest::Reporter* reporter) {
50 const int W = 43;
51 const int H = 13;
52
53 SkBitmap bm1, bm8;
54
55 bm1.setConfig(SkBitmap::kA1_Config, W, H);
56 bm1.allocPixels();
57 bm8.setConfig(SkBitmap::kA8_Config, W, H);
58 bm8.allocPixels();
59
60 SkRandom rand;
61 for (int i = 0; i < 10000; ++i) {
62 SkIRect area;
63 rand_irect(&area, W, H, rand);
64
65 bm1.eraseColor(0);
66 bm8.eraseColor(0);
67
68 bm1.eraseArea(area, SK_ColorWHITE);
69 bm8.eraseArea(area, SK_ColorWHITE);
70 test_equal_A1_A8(reporter, bm1, bm8);
71 }
72 }
73
74 static void TestGetColor(skiatest::Reporter* reporter) { 13 static void TestGetColor(skiatest::Reporter* reporter) {
75 static const struct Rec { 14 static const struct Rec {
76 SkBitmap::Config fConfig; 15 SkBitmap::Config fConfig;
77 SkColor fInColor; 16 SkColor fInColor;
78 SkColor fOutColor; 17 SkColor fOutColor;
79 } gRec[] = { 18 } gRec[] = {
80 // todo: add some tests that involve alpha, so we exercise the 19 // todo: add some tests that involve alpha, so we exercise the
81 // unpremultiply aspect of getColor() 20 // unpremultiply aspect of getColor()
82 { SkBitmap::kA8_Config, 0xFF000000, 0xFF000000 }, 21 { SkBitmap::kA8_Config, 0xFF000000, 0xFF000000 },
83 { SkBitmap::kA8_Config, 0, 0 }, 22 { SkBitmap::kA8_Config, 0, 0 },
(...skipping 14 matching lines...) Expand all
98 uint32_t storage[4]; 37 uint32_t storage[4];
99 bm.setConfig(gRec[i].fConfig, 2, 2); 38 bm.setConfig(gRec[i].fConfig, 2, 2);
100 bm.setPixels(storage); 39 bm.setPixels(storage);
101 40
102 bm.eraseColor(initColor); 41 bm.eraseColor(initColor);
103 bm.eraseArea(area, gRec[i].fInColor); 42 bm.eraseArea(area, gRec[i].fInColor);
104 43
105 SkColor c = bm.getColor(1, 1); 44 SkColor c = bm.getColor(1, 1);
106 REPORTER_ASSERT(reporter, c == gRec[i].fOutColor); 45 REPORTER_ASSERT(reporter, c == gRec[i].fOutColor);
107 } 46 }
108
109 test_eraserect_A1(reporter);
110 } 47 }
111 48
112 #include "TestClassDef.h" 49 #include "TestClassDef.h"
113 DEFINE_TESTCLASS("GetColor", TestGetColorClass, TestGetColor) 50 DEFINE_TESTCLASS("GetColor", TestGetColorClass, TestGetColor)
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