1 /*
2 * Copyright 2016 Google Inc.
3 *
4 * Use of this source code is governed by a BSD-style license that can be
5 * found in the LICENSE file.
6 */
7
8 #include "include/core/SkAlphaType.h"
9 #include "include/core/SkColorType.h"
10 #include "include/core/SkImageInfo.h"
11 #include "include/core/SkPoint.h"
12 #include "include/core/SkRect.h"
13 #include "include/core/SkTypes.h"
14 #include "include/gpu/GrBackendSurface.h"
15 #include "include/gpu/GrDirectContext.h"
16 #include "include/gpu/GrTypes.h"
17 #include "include/private/base/SkTemplates.h"
18 #include "src/core/SkOpts.h"
19 #include "src/gpu/ganesh/GrDirectContextPriv.h"
20 #include "src/gpu/ganesh/GrImageInfo.h"
21 #include "src/gpu/ganesh/GrPixmap.h"
22 #include "src/gpu/ganesh/GrSurfaceProxyView.h"
23 #include "src/gpu/ganesh/SurfaceContext.h"
24 #include "src/gpu/ganesh/SurfaceFillContext.h"
25 #include "tests/CtsEnforcement.h"
26 #include "tests/Test.h"
27 #include "tools/gpu/ProxyUtils.h"
28
29 #include <cstddef>
30 #include <cstdint>
31 #include <initializer_list>
32 #include <memory>
33 #include <utility>
34
35 using namespace skia_private;
36
37 struct GrContextOptions;
38
DEF_GANESH_TEST_FOR_RENDERING_CONTEXTS(CopySurface,reporter,ctxInfo,CtsEnforcement::kApiLevel_T)39 DEF_GANESH_TEST_FOR_RENDERING_CONTEXTS(CopySurface,
40 reporter,
41 ctxInfo,
42 CtsEnforcement::kApiLevel_T) {
43 auto dContext = ctxInfo.directContext();
44
45 static const int kW = 10;
46 static const int kH = 10;
47 static const size_t kRowBytes = sizeof(uint32_t) * kW;
48
49 AutoTMalloc<uint32_t> srcPixels(kW * kH);
50 for (int i = 0; i < kW * kH; ++i) {
51 srcPixels.get()[i] = i;
52 }
53
54 AutoTMalloc<uint32_t> dstPixels(kW * kH);
55 for (int i = 0; i < kW * kH; ++i) {
56 dstPixels.get()[i] = ~i;
57 }
58
59 static const SkIRect kSrcRects[] {
60 { 0, 0, kW , kH },
61 {-1, -1, kW+1, kH+1},
62 { 1, 1, kW-1, kH-1},
63 { 5, 5, 6 , 6 },
64 };
65
66 static const SkIPoint kDstPoints[] {
67 { 0 , 0 },
68 { 1 , 1 },
69 { kW/2, kH/4},
70 { kW-1, kH-1},
71 { kW , kH },
72 { kW+1, kH+2},
73 {-1 , -1 },
74 };
75
76 static const SkImageInfo kImageInfos[] {
77 SkImageInfo::Make(kW, kH, kRGBA_8888_SkColorType, kPremul_SkAlphaType),
78 SkImageInfo::Make(kW, kH, kBGRA_8888_SkColorType, kPremul_SkAlphaType)
79 };
80
81 AutoTMalloc<uint32_t> read(kW * kH);
82
83 for (auto sOrigin : {kBottomLeft_GrSurfaceOrigin, kTopLeft_GrSurfaceOrigin}) {
84 for (auto dOrigin : {kBottomLeft_GrSurfaceOrigin, kTopLeft_GrSurfaceOrigin}) {
85 for (auto sRenderable : {GrRenderable::kYes, GrRenderable::kNo}) {
86 for (auto dRenderable : {GrRenderable::kYes, GrRenderable::kNo}) {
87 for (const SkIRect& srcRect : kSrcRects) {
88 for (const SkIPoint& dstPoint : kDstPoints) {
89 for (const SkImageInfo& ii: kImageInfos) {
90 GrCPixmap srcPM(ii, srcPixels.get(), kRowBytes);
91 GrPixmap dstPM(ii, dstPixels.get(), kRowBytes);
92 auto srcView = sk_gpu_test::MakeTextureProxyViewFromData(
93 dContext, sRenderable, sOrigin, srcPM);
94 auto dstView = sk_gpu_test::MakeTextureProxyViewFromData(
95 dContext, dRenderable, dOrigin, dstPM);
96
97 // Should always work if the color type is RGBA, but may not work
98 // for BGRA
99 if (ii.colorType() == kRGBA_8888_SkColorType) {
100 if (!srcView || !dstView) {
101 ERRORF(reporter,
102 "Could not create surfaces for copy surface test.");
103 continue;
104 }
105 } else {
106 if (!dContext->defaultBackendFormat(
107 kBGRA_8888_SkColorType, GrRenderable::kNo).isValid()) {
108 continue;
109 }
110 if (!srcView || !dstView) {
111 ERRORF(reporter,
112 "Could not create surfaces for copy surface test.");
113 continue;
114 }
115 }
116
117 auto dstContext = dContext->priv().makeSC(std::move(dstView),
118 ii.colorInfo());
119
120 bool result = false;
121 if (sOrigin == dOrigin) {
122 result = dstContext->testCopy(srcView.refProxy(),
123 srcRect,
124 dstPoint);
125 } else if (dRenderable == GrRenderable::kYes) {
126 SkASSERT(dstContext->asFillContext());
127 result = dstContext->asFillContext()->blitTexture(
128 std::move(srcView), srcRect, dstPoint);
129 }
130
131 bool expectedResult = true;
132 SkIPoint dstOffset = { dstPoint.fX - srcRect.fLeft,
133 dstPoint.fY - srcRect.fTop };
134 SkIRect copiedDstRect = SkIRect::MakeXYWH(dstPoint.fX,
135 dstPoint.fY,
136 srcRect.width(),
137 srcRect.height());
138
139 SkIRect copiedSrcRect;
140 if (!copiedSrcRect.intersect(srcRect, SkIRect::MakeWH(kW, kH))) {
141 expectedResult = false;
142 } else {
143 // If the src rect was clipped, apply same clipping to each side
144 // of copied dst rect.
145 copiedDstRect.fLeft += copiedSrcRect.fLeft - srcRect.fLeft;
146 copiedDstRect.fTop += copiedSrcRect.fTop - srcRect.fTop;
147 copiedDstRect.fRight -= copiedSrcRect.fRight - srcRect.fRight;
148 copiedDstRect.fBottom -= copiedSrcRect.fBottom -
149 srcRect.fBottom;
150 }
151 if (copiedDstRect.isEmpty() ||
152 !copiedDstRect.intersect(SkIRect::MakeWH(kW, kH))) {
153 expectedResult = false;
154 }
155 if (sOrigin != dOrigin && dRenderable == GrRenderable::kNo) {
156 expectedResult = false;
157 }
158
159 // To make the copied src rect correct we would apply any dst
160 // clipping back to the src rect, but we don't use it again so
161 // don't bother.
162 if (expectedResult != result) {
163 ERRORF(reporter, "Expected return value %d from copySurface, "
164 "got %d.", expectedResult, result);
165 continue;
166 }
167
168 if (!expectedResult || !result) {
169 continue;
170 }
171
172 SkOpts::memset32(read.get(), 0, kW * kH);
173 GrPixmap readPM(ii, read.get(), kRowBytes);
174 if (!dstContext->readPixels(dContext, readPM, {0, 0})) {
175 ERRORF(reporter, "Error calling readPixels");
176 continue;
177 }
178
179 bool abort = false;
180 // Validate that pixels inside copiedDstRect received the correct
181 // value from src and that those outside were not modified.
182 for (int y = 0; y < kH && !abort; ++y) {
183 for (int x = 0; x < kW; ++x) {
184 uint32_t r = read.get()[y * kW + x];
185 if (copiedDstRect.contains(x, y)) {
186 int sx = x - dstOffset.fX;
187 int sy = y - dstOffset.fY;
188 uint32_t s = srcPixels.get()[sy * kW + sx];
189 if (s != r) {
190 ERRORF(reporter, "Expected dst %d,%d to contain "
191 "0x%08x copied from src location %d,%d. Got "
192 "0x%08x", x, y, s, sx, sy, r);
193 abort = true;
194 break;
195 }
196 } else {
197 uint32_t d = dstPixels.get()[y * kW + x];
198 if (d != r) {
199 ERRORF(reporter, "Expected dst %d,%d to be "
200 "unmodified (0x%08x). Got 0x%08x",
201 x, y, d, r);
202 abort = true;
203 break;
204 }
205 }
206 }
207 }
208 }
209 }
210 }
211 }
212 }
213 }
214 }
215 }
216