#include <stdlib.h>
#include <GLFW/glfw3.h>

#include "draw.h"
#include "die.h"

void resize_handler(GLFWwindow* window, int width, int height) {
	glViewport(0, 0, width, height);
}

int main(int argc, char** argv) {
	glfwInit();

	glfwWindowHint(GLFW_CONTEXT_VERSION_MAJOR, 3);
	glfwWindowHint(GLFW_CONTEXT_VERSION_MINOR, 3);

	glfwWindowHint(GLFW_OPENGL_PROFILE, GLFW_OPENGL_CORE_PROFILE);

	int width = 800, height = 600;
	GLFWwindow* window = glfwCreateWindow(width, height, "vis", NULL, NULL);

	if (window == NULL) {
		glfwTerminate();
		die("error: could not create window\n");
	}

	glfwMakeContextCurrent(window);
	glfwSetFramebufferSizeCallback(window, resize_handler);
	resize_handler(window, width, height);

	while (!glfwWindowShouldClose(window)) {
		draw(window);
		glfwSwapBuffers(window);
		glfwPollEvents();
	}

	glfwTerminate();
	return EXIT_SUCCESS;
}