GLchar error_log[1024] = { 0 };
glGetProgramInfoLog(program, 1024, nullptr, error_log);
fprintf(stderr, "Error linking program: %s\n", error_log);
GLchar error_log[1024] = { 0 };
glGetProgramInfoLog(program, 1024, nullptr, error_log);
fprintf(stderr, "Error linking program: %s\n", error_log);