1 /*
2  * Copyright (c) 2022 Huawei Device Co., Ltd.
3  * Licensed under the Apache License, Version 2.0 (the "License");
4  * you may not use this file except in compliance with the License.
5  * You may obtain a copy of the License at
6  *
7  *     http://www.apache.org/licenses/LICENSE-2.0
8  *
9  * Unless required by applicable law or agreed to in writing, software
10  * distributed under the License is distributed on an "AS IS" BASIS,
11  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12  * See the License for the specific language governing permissions and
13  * limitations under the License.
14  */
15 
16 #ifndef GLES_RENDER_BACKEND_H
17 #define GLES_RENDER_BACKEND_H
18 #include "include/core/SkCanvas.h"
19 #include "include/core/SkColorSpace.h"
20 #include "include/core/SkImageInfo.h"
21 #include "include/core/SkSurface.h"
22 #include "include/gpu/gl/GrGLInterface.h"
23 #include "include/gpu/GrBackendSurface.h"
24 #include "include/gpu/GrContextOptions.h"
25 
26 #if defined(USE_CANVASKIT0310_SKIA) || defined(NEW_SKIA)
27 #include "include/gpu/GrDirectContext.h"
28 #else
29 #include "include/gpu/GrContext.h"
30 #endif
31 
32 #include "interface_render_backend.h"
33 #include "egl_manager.h"
34 #include "draw/surface.h"
35 #include "image/gpu_context.h"
36 
37 namespace OHOS {
38 namespace Rosen {
39 class GLESRenderBackend : public IRenderBackend {
40 public:
41     GLESRenderBackend() noexcept;
42     ~GLESRenderBackend() override;
43     void InitDrawContext() override;
44     void MakeCurrent() override;
45     void SwapBuffers() override;
46     void* CreateSurface(void* window) override;
47     void SetDamageRegion(int32_t left, int32_t top, int32_t width, int32_t height) override;
48 #if defined(USE_CANVASKIT0310_SKIA) || defined(NEW_SKIA)
GetGrContext()49     GrDirectContext* GetGrContext() const
50     {
51         return grContext_.get();
52     }
53 #else
GetGrContext()54     GrContext* GetGrContext() const
55     {
56         return grContext_.get();
57     }
58 #endif
59     bool SetUpGrContext();
60     bool SetUpDrContext();
61     void Destroy() override;
62     void RenderFrame() override;
63     SkCanvas* AcquireSkCanvas(std::unique_ptr<SurfaceFrame>& frame) override;
64     Drawing::Canvas* AcquireDrCanvas(std::unique_ptr<SurfaceFrame>& frame) override;
65 private:
66     EGLManager* eglManager_ = nullptr;
67 #if defined(USE_CANVASKIT0310_SKIA) || defined(NEW_SKIA)
68     sk_sp<GrDirectContext> grContext_ = nullptr;
69 #else
70     sk_sp<GrContext> grContext_ = nullptr;
71 #endif
72     sk_sp<SkSurface> skSurface_ = nullptr;
73     SkSurface* pSkSurface_ = nullptr;
74 
75     std::shared_ptr<Drawing::GPUContext> drGPUContext_ = nullptr;
76     std::shared_ptr<Drawing::Surface> drSurface_ = nullptr;
77 };
78 }
79 }
80 #endif