1 /*
2 * Copyright (C) 2024 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 #include <GLES3/gl3.h>
17 #include "render/graphics/base/math/math_utils.h"
18 #include "render_program.h"
19
20 namespace OHOS {
21 namespace Media {
RenderProgram(RenderContext * context)22 RenderProgram::RenderProgram(RenderContext* context) : program_(0), context_(context) {}
23
SetUniform(const std::string & name,float value)24 void RenderProgram::SetUniform(const std::string& name, float value)
25 {
26 glUniform1f(glGetUniformLocation(program_, name.c_str()), value);
27 }
28
SetUniform(const std::string & name,int32_t value)29 void RenderProgram::SetUniform(const std::string& name, int32_t value)
30 {
31 glUniform1i(glGetUniformLocation(program_, name.c_str()), value);
32 }
33
SetUniform(const std::string & name,uint32_t value)34 void RenderProgram::SetUniform(const std::string& name, uint32_t value)
35 {
36 glUniform1ui(glGetUniformLocation(program_, name.c_str()), value);
37 }
38
SetUniform(const std::string & name,const Vec2 & value)39 void RenderProgram::SetUniform(const std::string& name, const Vec2& value)
40 {
41 glUniform2f(glGetUniformLocation(program_, name.c_str()), value.x, value.y);
42 }
43
SetUniform(const std::string & name,const Vec3 & value)44 void RenderProgram::SetUniform(const std::string& name, const Vec3& value)
45 {
46 glUniform3f(glGetUniformLocation(program_, name.c_str()), value.x, value.y, value.z);
47 }
48
SetUniform(const std::string & name,const Vec4 & value)49 void RenderProgram::SetUniform(const std::string& name, const Vec4& value)
50 {
51 glUniform4f(glGetUniformLocation(program_, name.c_str()), value.x, value.y, value.z, value.w);
52 }
53
SetUniform(const std::string & name,const Mat2x2 & value)54 void RenderProgram::SetUniform(const std::string& name, const Mat2x2& value)
55 {
56 glUniformMatrix2fv(glGetUniformLocation(program_, name.c_str()), 1, GL_FALSE,
57 reinterpret_cast<const GLfloat*>(MathUtils::NativePtr(value)));
58 }
59
SetUniform(const std::string & name,const Mat3x3 & value)60 void RenderProgram::SetUniform(const std::string& name, const Mat3x3& value)
61 {
62 glUniformMatrix3fv(glGetUniformLocation(program_, name.c_str()), 1, GL_FALSE,
63 reinterpret_cast<const GLfloat*>(MathUtils::NativePtr(value)));
64 }
65
SetUniform(const std::string & name,const Mat4x4 & value)66 void RenderProgram::SetUniform(const std::string& name, const Mat4x4& value)
67 {
68 glUniformMatrix4fv(glGetUniformLocation(program_, name.c_str()), 1, GL_FALSE,
69 reinterpret_cast<const GLfloat*>(MathUtils::NativePtr(value)));
70 }
71
Bind()72 void RenderProgram::Bind()
73 {
74 glUseProgram(program_);
75 }
76
Unbind()77 void RenderProgram::Unbind()
78 {
79 glUseProgram(INVALID_PROGRAM_NAME);
80 }
81
GetName()82 uint32_t RenderProgram::GetName()
83 {
84 return program_;
85 }
86
GetAttributeLocation(const std::string & name)87 int32_t RenderProgram::GetAttributeLocation(const std::string& name)
88 {
89 return glGetAttribLocation(program_, name.c_str());
90 }
91
GetUniformLocation(const std::string & name)92 int32_t RenderProgram::GetUniformLocation(const std::string& name)
93 {
94 return glGetUniformLocation(program_, name.c_str());
95 }
96 }
97 }