1 /*
2  * Copyright (c) 2023 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 SKIA_RUNTIME_SHADER_BUILDER_H
17 #define SKIA_RUNTIME_SHADER_BUILDER_H
18 
19 #include "include/effects/SkRuntimeEffect.h"
20 
21 #include "skia_gpu_context.h"
22 #include "skia_shader_effect.h"
23 
24 #include "impl_interface/runtime_shader_builder_impl.h"
25 
26 namespace OHOS {
27 namespace Rosen {
28 namespace Drawing {
29 class RuntimeEffect;
30 class Image;
31 class DRAWING_API SkiaRuntimeShaderBuilder : public RuntimeShaderBuilderImpl {
32 public:
33     static inline constexpr AdapterType TYPE = AdapterType::SKIA_ADAPTER;
34 
35     SkiaRuntimeShaderBuilder() noexcept = default;
36     SkiaRuntimeShaderBuilder(std::shared_ptr<RuntimeEffect>) noexcept;
~SkiaRuntimeShaderBuilder()37     ~SkiaRuntimeShaderBuilder() override {}
38 
GetType()39     AdapterType GetType() const override
40     {
41         return AdapterType::SKIA_ADAPTER;
42     }
43 
44     std::shared_ptr<ShaderEffect> MakeShader(const Matrix* localMatrix, bool isOpaque) override;
45     std::shared_ptr<Image> MakeImage(GPUContext* grContext, const Matrix* localMatrix,
46         ImageInfo resultInfo, bool mipmapped) override;
47 
48     void SetChild(const std::string& name, std::shared_ptr<ShaderEffect> shader) override;
49     void SetUniform(const std::string& name, float val) override;
50     void SetUniform(const std::string& name, float x, float y) override;
51     void SetUniform(const std::string& name, float x, float y, float z) override;
52     void SetUniform(const std::string& name, float x, float y, float width, float height) override;
53     void SetUniform(const std::string& name, const float values[], size_t size) override;
54     void SetUniform(const std::string& name, const Matrix& uniformMatrix33) override;
55     void SetUniform(const std::string& name, const Matrix44& uniformMatrix44) override;
56     void SetUniformVec4(const std::string& name, float x, float y, float z, float w) override;
57 
58 private:
59     std::shared_ptr<SkRuntimeShaderBuilder> skRuntimeShaderBuilder_ = nullptr;
60 };
61 } // namespace Drawing
62 } // namespace Rosen
63 } // namespace OHOS
64 #endif