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#include <GLFW/glfw3.h>
#include <math.h>
#include "player.h"
void move_player(Player *player, GLFWwindow* window, double* mouse_x, double* mouse_y, double width, double height) {
if (glfwGetKey(window, GLFW_KEY_W) == GLFW_PRESS) {
player->pos_x += player->dir_x * player->move_speed;
player->pos_y += player->dir_y * player->move_speed;
}
if (glfwGetKey(window, GLFW_KEY_S) == GLFW_PRESS) {
player->pos_x -= player->dir_x * player->move_speed;
player->pos_y -= player->dir_y * player->move_speed;
}
// old implementation
// if (glfwGetKey(window, GLFW_KEY_A) == GLFW_PRESS) {
// // this changes where we're casting our rays
// double old_dir_x = player->dir_x;
// player->dir_x = player->dir_x * cos(-player->sensitivity) - player->dir_y * sin(-player->sensitivity);
// player->dir_y = old_dir_x * sin(-player->sensitivity) + player->dir_y * cos(-player->sensitivity);
// // this updates perspective
// double old_plane_x = player->plane_x;
// player->plane_x = player->plane_x * cos(-player->sensitivity) - player->plane_y * sin(-player->sensitivity);
// player->plane_y = old_plane_x * sin(-player->sensitivity) + player->plane_y * cos(-player->sensitivity);
// }
// if (glfwGetKey(window, GLFW_KEY_D) == GLFW_PRESS) {
// double old_dir_x = player->dir_x;
// player->dir_x = player->dir_x * cos(player->sensitivity) - player->dir_y * sin(player->sensitivity);
// player->dir_y = old_dir_x * sin(player->sensitivity) + player->dir_y * cos(player->sensitivity);
// double old_plane_x = player->plane_x;
// player->plane_x = player->plane_x * cos(player->sensitivity) - player->plane_y * sin(player->sensitivity);
// player->plane_y = old_plane_x * sin(player->sensitivity) + player->plane_y * cos(player->sensitivity);
// }
// issues
//double new_mouse_x = 0, new_mouse_y = 0;
//glfwGetCursorPos(window, &new_mouse_x, &new_mouse_y);
//new_mouse_x -= width / 2;
//new_mouse_y -= height / 2;
//double dx = new_mouse_x - *mouse_x;
//double dy = new_mouse_y - *mouse_y;
//*mouse_x = new_mouse_x;
//*mouse_y = new_mouse_y;
//player->dir += dx * player->sensitivity;
//player->dir_x = cos(player->dir);
//player->dir_y = sin(player->dir);
double mouse_dx, mouse_dy;
double old_mouse_x, old_mouse_y;
old_mouse_x = *mouse_x;
old_mouse_y = *mouse_y;
glfwGetCursorPos(window, mouse_x, mouse_y);
mouse_dx = *mouse_x - old_mouse_x;
mouse_dy = *mouse_y - old_mouse_y;
double rot_speed = mouse_dx * player->sensitivity;
double old_dir_x = player->dir_x;
player->dir_x = player->dir_x * cos(rot_speed) - player->dir_y * sin(rot_speed);
player->dir_y = old_dir_x * sin(rot_speed) + player->dir_y * cos(rot_speed);
double old_plane_x = player->plane_x;
player->plane_x = player->plane_x * cos(rot_speed) - player->plane_y * sin(rot_speed);
player->plane_y = old_plane_x * sin(rot_speed) + player->plane_y * cos(rot_speed);
}
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