#include "camera.h"
#include "glad/glad.h"
#include "shader.h"
#include "stb_image.h"
#include <GLFW/glfw3.h>
#include <cmath>
#include <glm/glm.hpp>
#include <glm/gtc/matrix_transform.hpp>
#include <glm/gtc/type_ptr.hpp>
#include <iostream>

float vertices[] = {
    -0.5f, -0.5f, -0.5f, 0.0f, 0.0f, 0.5f,  -0.5f, -0.5f, 1.0f, 0.0f,
    0.5f,  0.5f,  -0.5f, 1.0f, 1.0f, 0.5f,  0.5f,  -0.5f, 1.0f, 1.0f,
    -0.5f, 0.5f,  -0.5f, 0.0f, 1.0f, -0.5f, -0.5f, -0.5f, 0.0f, 0.0f,

    -0.5f, -0.5f, 0.5f,  0.0f, 0.0f, 0.5f,  -0.5f, 0.5f,  1.0f, 0.0f,
    0.5f,  0.5f,  0.5f,  1.0f, 1.0f, 0.5f,  0.5f,  0.5f,  1.0f, 1.0f,
    -0.5f, 0.5f,  0.5f,  0.0f, 1.0f, -0.5f, -0.5f, 0.5f,  0.0f, 0.0f,

    -0.5f, 0.5f,  0.5f,  1.0f, 0.0f, -0.5f, 0.5f,  -0.5f, 1.0f, 1.0f,
    -0.5f, -0.5f, -0.5f, 0.0f, 1.0f, -0.5f, -0.5f, -0.5f, 0.0f, 1.0f,
    -0.5f, -0.5f, 0.5f,  0.0f, 0.0f, -0.5f, 0.5f,  0.5f,  1.0f, 0.0f,

    0.5f,  0.5f,  0.5f,  1.0f, 0.0f, 0.5f,  0.5f,  -0.5f, 1.0f, 1.0f,
    0.5f,  -0.5f, -0.5f, 0.0f, 1.0f, 0.5f,  -0.5f, -0.5f, 0.0f, 1.0f,
    0.5f,  -0.5f, 0.5f,  0.0f, 0.0f, 0.5f,  0.5f,  0.5f,  1.0f, 0.0f,

    -0.5f, -0.5f, -0.5f, 0.0f, 1.0f, 0.5f,  -0.5f, -0.5f, 1.0f, 1.0f,
    0.5f,  -0.5f, 0.5f,  1.0f, 0.0f, 0.5f,  -0.5f, 0.5f,  1.0f, 0.0f,
    -0.5f, -0.5f, 0.5f,  0.0f, 0.0f, -0.5f, -0.5f, -0.5f, 0.0f, 1.0f,

    -0.5f, 0.5f,  -0.5f, 0.0f, 1.0f, 0.5f,  0.5f,  -0.5f, 1.0f, 1.0f,
    0.5f,  0.5f,  0.5f,  1.0f, 0.0f, 0.5f,  0.5f,  0.5f,  1.0f, 0.0f,
    -0.5f, 0.5f,  0.5f,  0.0f, 0.0f, -0.5f, 0.5f,  -0.5f, 0.0f, 1.0f};

glm::vec3 cubePositions[] = {
    glm::vec3(0.0f, 0.0f, 0.0f),    glm::vec3(2.0f, 5.0f, -15.0f),
    glm::vec3(-1.5f, -2.2f, -2.5f), glm::vec3(-3.8f, -2.0f, -12.3f),
    glm::vec3(2.4f, -0.4f, -3.5f),  glm::vec3(-1.7f, 3.0f, -7.5f),
    glm::vec3(1.3f, -2.0f, -2.5f),  glm::vec3(1.5f, 2.0f, -2.5f),
    glm::vec3(1.5f, 0.2f, -1.5f),   glm::vec3(-1.3f, 1.0f, -1.5f)};

float deltaTime = 0.0f; // 当前帧与上一帧的时间差
float lastFrame = 0.0f; // 上一帧的时间

// settings
const unsigned int SCR_WIDTH = 800;
const unsigned int SCR_HEIGHT = 800;

// 创建摄像机
Camera camera = Camera(SCR_HEIGHT / 2.0f, SCR_HEIGHT / 2.0f);