ShaderStorageBuffer.cpp

#include "ShaderStorageBuffer.h"
 
#include <glad/glad.h>
 
ShaderStorageBuffer::ShaderStorageBuffer()
{
    glGenBuffers(1, &rendererId);
    glBindBuffer(GL_SHADER_STORAGE_BUFFER, rendererId);
}
 
ShaderStorageBuffer::~ShaderStorageBuffer()
{
    glDeleteBuffers(1, &rendererId);
}
 
void ShaderStorageBuffer::Bind(int index)
{
    //glBindBuffer(GL_SHADER_STORAGE_BUFFER, rendererId);
    glBindBufferBase(GL_SHADER_STORAGE_BUFFER, index, rendererId);
}
 
void ShaderStorageBuffer::Bind()
{
    glBindBuffer(GL_SHADER_STORAGE_BUFFER, rendererId);
}
 
void ShaderStorageBuffer::Unbind()
{
    glBindBuffer(GL_SHADER_STORAGE_BUFFER, 0);
}
 
void ShaderStorageBuffer::SetData(void *data, unsigned int size, bool dynamic)
{
    glBindBuffer(GL_SHADER_STORAGE_BUFFER, rendererId);
 
    if (dynamic)
    {
        glBufferData(GL_SHADER_STORAGE_BUFFER, size, data, GL_DYNAMIC_COPY);
    }
 
    else
    {
        glBufferData(GL_SHADER_STORAGE_BUFFER, size, data, GL_STATIC_COPY);
    }
}
 
void ShaderStorageBuffer::GetData(void *data, int size)
{
    glGetBufferSubData(GL_SHADER_STORAGE_BUFFER, 0, size, data);
}