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 PROGRAM_H
17#define PROGRAM_H
18
19#include <string>
20#include <GLES3/gl32.h>
21
22namespace OHOS {
23namespace Rosen {
24class Program {
25public:
26    void Compile(const std::string& vertexShader, const std::string& fragmentShader);
27    void UseProgram() const;
28    unsigned int programID_;
29
30private:
31    static constexpr int INFO_LOG_LENGTH = 512;
32    bool initFlag_ = false;
33    unsigned int vertexID_;
34    unsigned int fragmentID_;
35    GLuint CreateShader(GLuint type, const std::string& shaderCode);
36    void CheckShaderCompileErrors(GLuint shader, const std::string& type);
37    void CheckProgramLinkErrors(GLuint program);
38};
39} // namespace Rosen
40} // namespace OHOS
41#endif // PROGRAM_H
42
43