1/*
2 * Copyright 2017 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/SkPromiseImageTexture.h"
9#include "src/core/SkMessageBus.h"
10
11#if SK_SUPPORT_GPU
12
13std::atomic<uint32_t> SkPromiseImageTexture::gUniqueID{1};
14
15SkPromiseImageTexture::SkPromiseImageTexture(const GrBackendTexture& backendTexture) {
16 SkASSERT(backendTexture.isValid());
17 fBackendTexture = backendTexture;
18 fUniqueID = gUniqueID++;
19}
20
21SkPromiseImageTexture::~SkPromiseImageTexture() {
22 for (const auto& msg : fMessages) {
23 SkMessageBus<GrUniqueKeyInvalidatedMessage>::Post(msg);
24 }
25}
26
27void SkPromiseImageTexture::addKeyToInvalidate(uint32_t contextID, const GrUniqueKey& key) {
28 SkASSERT(contextID != SK_InvalidUniqueID);
29 SkASSERT(key.isValid());
30 for (const auto& msg : fMessages) {
31 if (msg.contextID() == contextID && msg.key() == key) {
32 return;
33 }
34 }
35 fMessages.emplace_back(key, contextID);
36}
37
38#if GR_TEST_UTILS
39SkTArray<GrUniqueKey> SkPromiseImageTexture::testingOnly_uniqueKeysToInvalidate() const {
40 SkTArray<GrUniqueKey> results;
41 for (const auto& msg : fMessages) {
42 results.push_back(msg.key());
43 }
44 return results;
45}
46#endif
47
48#endif
49