// gl_utils.h
#ifndef GL_UTILS_H
#define GL_UTILS_H


#include "glad/glad.h"
#define GLFW_INCLUDE_NONE
#include <GLFW/glfw3.h>
// Error callback for GLFW
void glfw_error_callback(int error, const char* description);

// Read an entire text file into a null-terminated buffer.
// Caller must free() the returned pointer.
char* load_text_file(const char* path);

// Compile a single shader from source.
GLuint compile_shader(GLenum type, const char* source, const char* debugName);

// Compile & link a vertex+fragment program from files.
GLuint create_program_from_files(const char* vsPath, const char* fsPath);

// Minimal GLFW+GLAD init: sets error callback, (optionally) hints Wayland,
// calls glfwInit, creates window, makes context current, loads GLAD.
// Returns the created window or NULL on fatal error.
GLFWwindow* init_glfw_glad(const char* title, int width, int height);

#endif // GL_UTILS_H