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+ | Shader class system better working

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TheRedShip
2025-02-13 00:28:20 +01:00
parent a71529312b
commit 6e3b0c44eb
11 changed files with 402 additions and 213 deletions
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94
srcs/class/Shader.cpp
View File

@ -61,52 +61,36 @@ void printWithLineNumbers(const char *str)
std::cout << lineNumber++ << ": " << line << std::endl;
}
Shader::Shader(std::string vertexPath, std::string fragmentPath, std::string computePath, std::string denoisingPath)
Shader::Shader(GLenum type, const std::string &file_path)
{
const char *vertexCode = loadFileWithIncludes(vertexPath);
const char *fragmentCode = loadFileWithIncludes(fragmentPath);
const char *computeCode = loadFileWithIncludes(computePath);
const char *denoisingCode = loadFileWithIncludes(denoisingPath);
_type = type;
_file_path = file_path;
_shader_id = 0;
// printWithLineNumbers(computeCode);
_vertex = glCreateShader(GL_VERTEX_SHADER);
glShaderSource(_vertex, 1, &vertexCode, NULL);
glCompileShader(_vertex);
checkCompileErrors(_vertex);
_fragment = glCreateShader(GL_FRAGMENT_SHADER);
glShaderSource(_fragment, 1, &fragmentCode, NULL);
glCompileShader(_fragment);
checkCompileErrors(_fragment);
_compute = glCreateShader(GL_COMPUTE_SHADER);
glShaderSource(_compute, 1, &computeCode, NULL);
glCompileShader(_compute);
checkCompileErrors(_compute);
_denoising = glCreateShader(GL_COMPUTE_SHADER);
glShaderSource(_denoising, 1, &denoisingCode, NULL);
glCompileShader(_denoising);
checkCompileErrors(_denoising);
this->compile();
}
Shader::~Shader(void)
{
glDeleteShader(_vertex);
glDeleteShader(_fragment);
glDeleteShader(_compute);
glDeleteProgram(_program);
glDeleteProgram(_program_compute);
glDeleteProgram(_denoising);
}
void Shader::compile()
{
_shader_id = glCreateShader(_type);
const char *shader_code = loadFileWithIncludes(_file_path);
// printWithLineNumbers(shader_code);
glShaderSource(_shader_id, 1, &shader_code, NULL);
glCompileShader(_shader_id);
this->checkCompileErrors();
}
void Shader::reload()
{
glDeleteShader(_shader_id);
this->compile();
}
void Shader::attach(void)
@ -176,15 +160,15 @@ void Shader::attach(void)
glBindImageTexture(4, _position_texture, 0, GL_FALSE, 0, GL_READ_WRITE, GL_RGBA32F);
}
void Shader::checkCompileErrors(GLuint shader)
void Shader::checkCompileErrors()
{
GLint success;
GLchar infoLog[512];
glGetShaderiv(shader, GL_COMPILE_STATUS, &success);
glGetShaderiv(_shader_id, GL_COMPILE_STATUS, &success);
if (!success)
{
glGetShaderInfoLog(shader, 512, NULL, infoLog);
glGetShaderInfoLog(_shader_id, 512, NULL, infoLog);
std::cout << "ERROR::SHADER::COMPILATION_FAILED\n" << infoLog << std::endl;
}
}
@ -287,29 +271,9 @@ void Shader::set_textures(std::vector<GLuint> texture_ids, std::vector<GLuint> e
}
GLuint Shader::getProgram(void) const
GLuint Shader::getShader(void) const
{
return (_program);
}
GLuint Shader::getProgramCompute(void) const
{
return (_program_compute);
}
GLuint Shader::getProgramComputeDenoising(void) const
{
return (_program_denoising);
}
GLuint Shader::getNormalTexture(void) const
{
return (_normal_texture);
}
GLuint Shader::getPositionTexture(void) const
{
return (_position_texture);
return (_shader_id);
}
std::vector<float> Shader::getOutputImage(void)

92
srcs/class/ShaderProgram.cpp Normal file
View File

@ -0,0 +1,92 @@
/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* ShaderProgram.cpp :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: TheRed <TheRed@students.42.fr> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2025/02/12 22:21:46 by TheRed #+# #+# */
/* Updated: 2025/02/12 22:21:46 by TheRed ### ########.fr */
/* */
/* ************************************************************************** */
#include "ShaderProgram.hpp"
ShaderProgram::ShaderProgram()
{
_program = glCreateProgram();
}
ShaderProgram::~ShaderProgram(void)
{
glDeleteProgram(_program);
}
void ShaderProgram::attachShader(Shader *shader)
{
_shaders.push_back(shader);
glAttachShader(_program, shader->getShader());
}
void ShaderProgram::link()
{
glLinkProgram(_program);
GLint success;
glGetProgramiv(_program, GL_LINK_STATUS, &success);
if (!success)
{
GLchar infoLog[512];
glGetProgramInfoLog(_program, 512, NULL, infoLog);
std::cerr << "ERROR::SHADER::PROGRAM::LINKING_FAILED\n" << infoLog << std::endl;
}
}
void ShaderProgram::use() const
{
glUseProgram(_program);
}
void ShaderProgram::dispathCompute(GLuint x, GLuint y, GLuint z) const
{
this->use();
glDispatchCompute(x, y, z);
glMemoryBarrier(GL_SHADER_IMAGE_ACCESS_BARRIER_BIT);
}
void ShaderProgram::bindImageTexture(GLuint texture_id, GLuint unit, GLenum access, GLenum format) const
{
glBindImageTexture(unit, texture_id, 0, GL_FALSE, 0, access, format);
}
void ShaderProgram::reloadShaders(void)
{
std::cout << "Reloading shaders" << std::endl;
for (Shader *shader : _shaders)
{
glDetachShader(_program, shader->getShader());
shader->reload();
glAttachShader(_program, shader->getShader());
}
this->link();
}
void ShaderProgram::set_int(const std::string &name, int value) const
{
glUniform1i(glGetUniformLocation(_program, name.c_str()), value);
}
void ShaderProgram::set_float(const std::string &name, float value) const
{
glUniform1f(glGetUniformLocation(_program, name.c_str()), value);
}
void ShaderProgram::set_vec2(const std::string &name, const glm::vec2 &value) const
{
glUniform2fv(glGetUniformLocation(_program, name.c_str()), 1, glm::value_ptr(value));
}
GLuint ShaderProgram::getProgram(void) const
{
return (_program);
}