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 // This is a GPU-backend specific test.
9
10 #include "tests/Test.h"
11
12 #include "include/gpu/GrTexture.h"
13 #include "src/gpu/GrContextPriv.h"
14 #include "src/gpu/GrPendingIOResource.h"
15 #include "src/gpu/GrProxyProvider.h"
16 #include "src/gpu/GrRenderTargetProxy.h"
17 #include "src/gpu/GrResourceProvider.h"
18 #include "src/gpu/GrSurfaceProxy.h"
19 #include "src/gpu/GrTextureProxy.h"
20
21 static const int kWidthHeight = 128;
22
check_refs(skiatest::Reporter * reporter,GrTextureProxy * proxy,int32_t expectedProxyRefs,int32_t expectedBackingRefs)23 static void check_refs(skiatest::Reporter* reporter,
24 GrTextureProxy* proxy,
25 int32_t expectedProxyRefs,
26 int32_t expectedBackingRefs) {
27 int32_t actualProxyRefs = proxy->priv().getProxyRefCnt();
28 int32_t actualBackingRefs = proxy->testingOnly_getBackingRefCnt();
29
30 SkASSERT(actualProxyRefs == expectedProxyRefs);
31 SkASSERT(actualBackingRefs == expectedBackingRefs);
32
33 REPORTER_ASSERT(reporter, actualProxyRefs == expectedProxyRefs);
34 REPORTER_ASSERT(reporter, actualBackingRefs == expectedBackingRefs);
35 }
36
make_deferred(GrContext * context)37 static sk_sp<GrTextureProxy> make_deferred(GrContext* context) {
38 GrProxyProvider* proxyProvider = context->priv().proxyProvider();
39 const GrCaps* caps = context->priv().caps();
40
41 GrSurfaceDesc desc;
42 desc.fWidth = kWidthHeight;
43 desc.fHeight = kWidthHeight;
44 desc.fConfig = kRGBA_8888_GrPixelConfig;
45
46 const GrBackendFormat format = caps->getDefaultBackendFormat(GrColorType::kRGBA_8888,
47 GrRenderable::kYes);
48 return proxyProvider->createProxy(format, desc, GrRenderable::kYes, 1,
49 kBottomLeft_GrSurfaceOrigin, SkBackingFit::kApprox,
50 SkBudgeted::kYes, GrProtected::kNo);
51 }
52
make_wrapped(GrContext * context)53 static sk_sp<GrTextureProxy> make_wrapped(GrContext* context) {
54 GrProxyProvider* proxyProvider = context->priv().proxyProvider();
55
56 return proxyProvider->testingOnly_createInstantiatedProxy(
57 {kWidthHeight, kWidthHeight}, GrColorType::kRGBA_8888, GrRenderable::kYes, 1,
58 kBottomLeft_GrSurfaceOrigin, SkBackingFit::kExact, SkBudgeted::kNo, GrProtected::kNo);
59 }
60
DEF_GPUTEST_FOR_RENDERING_CONTEXTS(ProxyRefTest,reporter,ctxInfo)61 DEF_GPUTEST_FOR_RENDERING_CONTEXTS(ProxyRefTest, reporter, ctxInfo) {
62 GrResourceProvider* resourceProvider = ctxInfo.grContext()->priv().resourceProvider();
63
64 for (auto make : { make_deferred, make_wrapped }) {
65 // Pending IO ref
66 {
67 sk_sp<GrTextureProxy> proxy((*make)(ctxInfo.grContext()));
68 if (proxy.get()) {
69 GrProxyPendingIO pendingIO(proxy.get());
70
71 int backingRefs = proxy->isInstantiated() ? 1 : -1;
72
73 check_refs(reporter, proxy.get(), 2, backingRefs);
74
75 proxy->instantiate(resourceProvider);
76
77 check_refs(reporter, proxy.get(), 2, 1);
78 }
79 check_refs(reporter, proxy.get(), 1, 1);
80 }
81
82 // Multiple normal refs
83 {
84 sk_sp<GrTextureProxy> proxy((*make)(ctxInfo.grContext()));
85 if (proxy.get()) {
86 proxy->ref();
87 proxy->ref();
88
89 int backingRefs = proxy->isInstantiated() ? 1 : -1;
90
91 check_refs(reporter, proxy.get(), 3, backingRefs);
92
93 proxy->instantiate(resourceProvider);
94
95 check_refs(reporter, proxy.get(), 3, 1);
96
97 proxy->unref();
98 proxy->unref();
99 }
100 check_refs(reporter, proxy.get(), 1, 1);
101 }
102
103 // Continue using (reffing) proxy after instantiation
104 {
105 sk_sp<GrTextureProxy> proxy((*make)(ctxInfo.grContext()));
106 if (proxy.get()) {
107 proxy->ref();
108
109 GrProxyPendingIO pendingIO(proxy.get());
110
111 int backingRefs = proxy->isInstantiated() ? 1 : -1;
112
113 check_refs(reporter, proxy.get(), 3, backingRefs);
114
115 proxy->instantiate(resourceProvider);
116
117 check_refs(reporter, proxy.get(), 3, 1);
118
119 proxy->unref();
120 check_refs(reporter, proxy.get(), 2, 1);
121
122 GrProxyPendingIO secondPendingIO(proxy.get());
123 check_refs(reporter, proxy.get(), 3, 1);
124 }
125 check_refs(reporter, proxy.get(), 1, 1);
126 }
127 }
128 }
129