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1 /*
2  * Copyright (C) 2013 The Android Open Source Project
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  *      http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 #ifndef HARDWAREBUFFERRENDERER_H_
17 #define HARDWAREBUFFERRENDERER_H_
18 
19 #include <android-base/unique_fd.h>
20 #include <android/hardware_buffer.h>
21 
22 #include "SkColorSpace.h"
23 #include "SkMatrix.h"
24 #include "SkSurface.h"
25 
26 namespace android {
27 namespace uirenderer {
28 namespace renderthread {
29 
30 using namespace android::uirenderer::renderthread;
31 
32 using RenderCallback = std::function<void(android::base::unique_fd&&, int)>;
33 
34 class RenderProxy;
35 
36 class HardwareBufferRenderParams {
37 public:
38     HardwareBufferRenderParams() = default;
HardwareBufferRenderParams(int32_t logicalWidth,int32_t logicalHeight,const SkMatrix & transform,const sk_sp<SkColorSpace> & colorSpace,RenderCallback && callback)39     HardwareBufferRenderParams(int32_t logicalWidth, int32_t logicalHeight,
40                                const SkMatrix& transform, const sk_sp<SkColorSpace>& colorSpace,
41                                RenderCallback&& callback)
42             : mLogicalWidth(logicalWidth)
43             , mLogicalHeight(logicalHeight)
44             , mTransform(transform)
45             , mColorSpace(colorSpace)
46             , mRenderCallback(std::move(callback)) {}
getTransform()47     const SkMatrix& getTransform() const { return mTransform; }
getColorSpace()48     sk_sp<SkColorSpace> getColorSpace() const { return mColorSpace; }
49 
invokeRenderCallback(android::base::unique_fd && fenceFd,int status)50     void invokeRenderCallback(android::base::unique_fd&& fenceFd, int status) {
51         if (mRenderCallback) {
52             std::invoke(mRenderCallback, std::move(fenceFd), status);
53         }
54     }
55 
getLogicalWidth()56     int32_t getLogicalWidth() { return mLogicalWidth; }
getLogicalHeight()57     int32_t getLogicalHeight() { return mLogicalHeight; }
58 
59 private:
60     int32_t mLogicalWidth;
61     int32_t mLogicalHeight;
62     SkMatrix mTransform = SkMatrix::I();
63     sk_sp<SkColorSpace> mColorSpace = SkColorSpace::MakeSRGB();
64     RenderCallback mRenderCallback = nullptr;
65 };
66 
67 }  // namespace renderthread
68 }  // namespace uirenderer
69 }  // namespace android
70 #endif  // HARDWAREBUFFERRENDERER_H_
71