LCOM1920-T5G03

#ifndef INTERRUPTS_FUNC_H_INCLUDED

#define INTERRUPTS_FUNC_H_INCLUDED

#include <stdint.h>

/**

 * @brief Subscribes all drivers used (timer->keyboard->mouse)

 * @return ERROR_CODE code representing the result of the operation, SUCCESS code is returned if everything is OK

 * @see {_ERRORS_H_::errors}

 */

int (subscribe_all)(void);

/**

 * @brief Unsubscribes all subscribed interrupts

 * @return ERROR_CODE code representing the result of the operation, SUCCESS code is returned if everything is OK

 * @see {_ERRORS_H_::errors}

 */

int (unsubscribe_all)(void);

/**

 * @brief Calls interrupt handler corresponding to the bit specified by the argument.

 * @param handler Interrupt handler to call

 */

void interrupt_handler(uint8_t handler);

#endif /* end of include guard: INTERRUPTS_FUNC_H_INCLUDED */

#ifndef KBC_MACROS_H_INCLUDED

#define KBC_MACROS_H_INCLUDED

/* KBC IRQ Line */

#define KBC_IRQ     1   /* @brief KBC Controller IRQ Line */

#define MOUSE_IRQ   12  /* @brief Mouse IRQ Line */

/* Delay for KBC */

#define DELAY           20000 /* @brief KBC Response Delay */

#define KBC_NUM_TRIES   20    /* @brief Number of tries to issue command before timeout */

/* I/O Ports Addresses */

#define KBC_CMD     0x64 /* @brief Address to send commands to KBC */

#define KBC_CMD_ARG 0x60 /* @brief Address to write KBC Command Arguments */

#define STATUS_REG  0x64 /* @brief KBC Status Register address */

#define OUTPUT_BUF  0x60 /* @brief Address of Output Buffer of KBC */

/* KBC Commands */

#define READ_KBC_CMD    0x20 /* @brief Read KBC Command Byte */

#define WRITE_KBC_CMD   0x60 /* @brief Write KBC Command Byte */

#define KBC_SELF_TEST   0xAA /* @brief KBC Diagnostic Tests */

#define KBC_INT_TEST    0xAB /* @brief Tests Keyboard Clock and Data lines */

#define KBC_INT_DISABLE 0xAD /* @brief Disable KBC Interface */

#define KBC_INT_ENABLE  0xAE /* @brief Enable KBC Interface */

#define MOUSE_DISABLE   0xA7 /* @brief Disable Mouse */

#define MOUSE_ENABLE    0xA8 /* @brief Enable Mouse */

#define MOUSE_INT_TEST  0xA9 /* @brief Tests Mouse data line */

#define MOUSE_WRITE_B   0xD4 /* @brief Write a byte directly to the mouse */

/* Status Byte Masking */

#define OUT_BUF_FUL     BIT(0) /* @brief Output Buffer State */

#define IN_BUF_FULL     BIT(1) /* @brief Input Buffer State */

#define SYS_FLAG        BIT(2) /* @brief System Flag */

#define DATA_CMD_WRITE  BIT(3) /* @brief Identifier of type of byte in input buffer */

#define INH_FLAG        BIT(4) /* @brief Keyboard inihibited */

#define AUX_MOUSE       BIT(5) /* @brief Mouse Data */

#define TIME_OUT_REC    BIT(6) /* @brief Time Out Error - Invalid Data */

#define PARITY_ERROR    BIT(7) /* @brief Parity Error - Invalid Data */

/* Scancode Constants */

#define ESC_BREAK_CODE  0x81    /* @brief ESC Break Code */

#define TWO_BYTE_CODE   0xE0    /* @brief First byte of a two byte Scancode */

#define BREAK_CODE_BIT  BIT(7)  /* @brief Bit to distinguish between Make code and Break code */

/* Command byte masks */

#define INT_KBD         BIT(0)  /* @brief Enable Keyboard Interrupts */

#define INT_MOU         BIT(1)  /* @brief Enable Mouse Interrupts */

#define DIS_KBD         BIT(4)  /* @brief Disable Keyboard */

#define DIS_MOU         BIT(5)  /* @brief Disable Mouse */

#endif //KBC_MACROS_H_INCLUDED

#ifndef MOUSE_H_INCLUDED

#define MOUSE_H_INCLUDED

#include <stdint.h>

/**

 * @brief Subscribes Mouse Interrupts and disables Minix Default IH

 * @param interrupt_bit Bit of Interrupt Vector that will be set when Mouse Interrupt is pending

 * @param interrupt_id Mouse Interrupt ID to specify the Mouse Interrupt in other calls

 * @return ERROR_CODE code representing the result of the operation, SUCCESS code is returned if everything is OK

 * @see {_ERRORS_H_::errors}

 */

int (subscribe_mouse_interrupt)(uint8_t interrupt_bit, int *interrupt_id);

//These have to do with mouse_ih

int got_error_mouse_ih;

uint8_t packet_mouse_ih[3];

int counter_mouse_ih;

/**

 * @brief   Parse 3 bytes and returns it as a parsed, struct packet.

 * @param   packet_bytes    array of bytes to parse

 * @return  parsed struct packet

 */

struct packet (mouse_parse_packet)(const uint8_t *packet_bytes);

/**

 * @brief Polls mouse for data. Blocks execution until a valid mouse packet is obtained.

 * @param   pp      pointer to packet struct in which the result will be stored

 * @param   period  time (in milliseconds) the poller should wait between pollings of bytes

 * @return ERROR_CODE code representing the result of the operation, SUCCESS code is returned if everything is OK

 */

int mouse_poll(struct packet *pp, uint16_t period);

/**

 * @brief Sets data report mode for mouse

 * @param   on  zero to disable data report, any other value to enable data report

 * @return  ERROR_CODE code representing the result of the operation, SUCCESS code is returned if everything is OK

 */

int (mouse_set_data_report)(int on);

/**

 * @brief Reads data byte from mouse

 * <summary>

 * Polls the mouse till data is available for reading

 * </summary>

 * @param data Pointer to variable where byte read from mouse will be stored

 * @return ERROR_CODE code representing the result of the operation, SUCCESS code is returned if everything is OK

 * @see {_ERRORS_H_::errors}

 */

int (mouse_read_data)(uint8_t *data, uint16_t period);

/**

 * @brief Issues command to mouse

 * <summary>

 * Issues command to mouse, returns error after two consecutive errors reported by the acknowledgment byte

 * </summary>

 * @param cmd Command to be issued

 * @return ERROR_CODE code representing the result of the operation, SUCCESS code is returned if everything is OK

 * @see {_ERRORS_H_::errors}

 */

int (mouse_issue_cmd)(uint32_t cmd);

/**

 * @brief Reads byte from mouse

 * <summary>

 * Reads byte from mouse, giving error if exceeds number of tries to read

 * </summary>

 * @param byte Pointer to variable where byte read from mouse will be stored

 * @return ERROR_CODE code representing the result of the operation, SUCCESS code is returned if everything is OK

 * @see {_ERRORS_H_::errors}

 */

int (mouse_read_byte)(uint8_t *byte);

/**

 * @brief Polls OUT_BUF for byte coming from mouse.

 * @param   byte    pointer to byte read from OUT_BUF

 * @param   period  time (in milliseconds) the poller should wait between pollings of bytes

 * @return ERROR_CODE code representing the result of the operation, SUCCESS code is returned if everything is OK

 */

int (mouse_poll_byte)(uint8_t *byte, uint16_t period);

/**

 * @brief Converts 9-bit number to 16-bit with sign extension

 * @param sign_bit  Sign bit identifiying the signal of the number

 * @param byte      Least significant byte that will be extended

 * @return Extended 9-bit number

 */

int16_t (sign_extend_byte)(uint8_t sign_bit, uint8_t byte);

#endif //MOUSE_H_INCLUDED

/**

 * This file concerns everything related to the KBC (KeyBoard Controller, which

 * actually also manages the mouse)

 */

#ifndef KBC_H_INCLUDED

#define KBC_H_INCLUDED

/**

 * @brief High-level function that reads the command byte of the KBC

 * @param cmd Pointer to variable where command byte read from KBC will be stored

 * @return 0 if operation was successful, 1 otherwise

 */

int (kbc_read_cmd)(uint8_t *cmd);

/**

 * @brief High-level function that changes the command byte of the KBC

 * @param cmd New value for command byte of KBC

 * @return 0 if operation was successful, 1 otherwise

 */

int (kbc_change_cmd)(uint8_t cmd);

/**

 * @brief High-level function that restores KBC to normal state

 * High-level function that restores KBC to normal state, because lcf_start

 * changes the command byte of KBC. If this function is not used, there is a

 * chance that the keyboard and keyboard interrupts remain disabled.

 * @return 0 if operation was successful, 1 otherwise

 */

int (kbc_restore_keyboard)();

/**

 * @brief Low-level function to issue a command to keyboard

 * @param cmd command to be issued

 * @return 0 if operation was successful, 1 otherwise

 */

int (kbc_issue_cmd)(uint8_t cmd);

/**

 * @brief Low-level function to issue an argument of a command

 * @param cmd argument to be issued

 * @return 0 if operation was successful, 1 otherwise

 */

int (kbc_issue_arg)(uint8_t arg);

/**

 * @brief Low-level function for reading byte from keyboard

 * Low-level function for reading byte from keyboard. Waits until output buffer

 * is full

 * @param value Pointer to variable where byte read from keyboard will be stored

 * @return 0 if operation was successful, 1 otherwise

 */

int (kbc_read_byte)(uint8_t *byte);

#endif //KBC_H_INCLUDED

#ifndef _LCOM_I8254_H_

#define _LCOM_I8254_H_

#include <lcom/lcf.h>

/** @defgroup i8254 i8254

 *

 * Constants for programming the i8254 Timer. Needs to be completed.

 */

#define TIMER_FREQ     1193182                                                          /**< @brief clock frequency for timer in PC and AT */

#define TIMER_MIN_FREQ (TIMER_FREQ/UINT16_MAX) + ((TIMER_FREQ % UINT16_MAX) ? 1 : 0)    /**< @brief mininum frequency for timer */

#define TIMER0_IRQ     0                                                                /**< @brief Timer 0 IRQ line */

/* I/O port addresses */

#define TIMER_0    0x40         /**< @brief Timer 0 count register */

#define TIMER_1    0x41         /**< @brief Timer 1 count register */

#define TIMER_2    0x42         /**< @brief Timer 2 count register */

#define TIMER_CTRL 0x43         /**< @brief Control register */

#define SPEAKER_CTRL 0x61       /**< @brief Register for speaker control  */

/* Timer control */

/* Timer selection: bits 7 and 6 */

#define TIMER_SEL0   0x00              /**< @brief Control Word for Timer 0 */

#define TIMER_SEL1   BIT(6)            /**< @brief Control Word for Timer 1 */

#define TIMER_SEL2   BIT(7)            /**< @brief Control Word for Timer 2 */

#define TIMER_RB_CMD (BIT(7) | BIT(6)) /**< @brief Read Back Command */

/* Register selection: bits 5 and 4 */

#define TIMER_LSB     BIT(4)                    /**< @brief Initialize Counter LSB only */

#define TIMER_MSB     BIT(5)                    /**< @brief Initialize Counter MSB only */

#define TIMER_LSB_MSB (TIMER_LSB | TIMER_MSB)   /**< @brief Initialize LSB first and MSB afterwards */

#define TIMER_INMODE_MASK 0x30                  /**< @brief Mask for Timer Counter Mode */

#define TIMER_INMODE_POS  4                     /**< @brief Bit position of Timer Counter Mode */

/* Operating mode: bits 3, 2 and 1 */

#define TIMER_SQR_WAVE (BIT(2) | BIT(1)) /**< @brief Mode 3: square wave generator */

#define TIMER_RATE_GEN BIT(2)            /**< @brief Mode 2: rate generator */

#define TIMER_MODE_MASK 0x0E             /**< @brief Mask for mode */

#define TIMER_MODE_POS  1                /**< @brief Position of smallest bit from mode */

#define TIMER_MODE_2ALT 0x6              /**< @brief Alternative notation for mode 2 */

#define TIMER_MODE_3ALT 0x7              /**< @brief Alternative notation for mode 3 */

#define TIMER_MODE_RED2 0x03             /**< @brief Reduce 3-bit mode to 2-bit mode */

/* Counting mode: bit 0 */

#define TIMER_BCD 0x01 /**< @brief Count in BCD */

#define TIMER_BIN 0x00 /**< @brief Count in binary */

/* READ-BACK COMMAND FORMAT */

#define TIMER_RB_COUNT_  BIT(5)         /**< @brief Read counter value on read-back (0 to activate) */

#define TIMER_RB_STATUS_ BIT(4)         /**< @brief Read status value on read-back (0 to activate) */

#define TIMER_RB_SEL(n)  BIT((n) + 1)   /**< @brief Select timer to read information from */

/**@}*/

#endif /* _LCOM_I8254_H */

#ifndef UTILS_H_INCLUDED

#define UTILS_H_INCLUDED

/**

 * @brief Gets the least significant byte of a 16-bit variable

 * @param val 16-bit variable

 * @param lsb Pointer to a 8-bit variable to store the value of the LSB

 * @return ERROR_CODE code representing the result of the operation, SUCCESS code is returned if everything is OK

 */

int(util_get_LSB)(uint16_t val, uint8_t *lsb);

/**

 * @brief Gets the most significant byte of a 16-bit variable

 * @param val 16-bit variable

 * @param lsb Pointer to a 8-bit variable to store the value of the MSB

 * @return ERROR_CODE code representing the result of the operation, SUCCESS code is returned if everything is OK

 */

int(util_get_MSB)(uint16_t val, uint8_t *msb);

/**

 * @brief sys_inb wrapper

 * @param port Port to read from

 * @param value Pointer to byte to store value read

 * @return ERROR_CODE code representing the result of the operation, SUCCESS code is returned if everything is OK

 */

int (util_sys_inb)(int port, uint8_t *value);

/**

 * @brief Unsubcribes Interrupts

 * @param interrupt_id Interrupt ID, value via arguments on subscription of the interrupt_id

 * @see subscribe_kbc_interrupt, subscribe_timer_interrupt

 * @return ERROR_CODE code representing the result of the operation, SUCCESS code is returned if everything is OK

 */

int (unsubscribe_interrupt)(int *interrupt_id);

/**

 * @brief Gets the minimum value out of two values.

 * @param a     First value

 * @param b     Second value

 * @return  The minimum of the two values

 */

int32_t min(int32_t a, int32_t b);

/**

 * @brief Gets the maximum value out of two values.

 * @param a     First value

 * @param b     Second value

 * @return  The maximum of the two values

 */

int32_t max(int32_t a, int32_t b);

#endif //UTILS_H_INCLUDED

/**

 * This file concerns everything related to the keyboard

 */

#ifndef KEYBOARD_H_INCLUDED

#define KEYBOARD_H_INCLUDED

/**

 * @brief Subscribes Keyboard Interrupts and disables Minix Default IH

 * @param interrupt_bit Bit of Interrupt Vector that will be set when Keyboard Interrupt is pending

 * @param interrupt_id Keyboard Interrupt ID to specify the Keyboard Interrupt in other calls

 * @return ERROR_CODE code representing the result of the operation, SUCCESS code is returned if everything is OK

 * @see {_ERRORS_H_::errors}

 */

int (subscribe_kbc_interrupt)(uint8_t interrupt_bit, int *interrupt_id);

uint8_t scancode[2];

int done;

int sz;

int got_error_keyboard;

void (kbc_ih)(void);

int (keyboard_poll)(uint8_t bytes[], uint8_t *size);

#endif //KEYBOARD_H_INCLUDED

#ifndef GRAPHICS_MACROS_H_INCLUDED

#define GRAPHICS_MACROS_H_INCLUDED

#define VC_BIOS_SERV  0x10 /** @brief Interrupt service of video card */

#define VBE_CALL      0x4F /** @brief VBE call function specifier */

#define MBYTE_BASE  0x0         /** @brief Base address (zero address) */

#define MBYTE_SIZE  0xFFFFF     /** @brief Size of a mebibyte */

// Graphics Functions

#define VBE_CTRL_INFO       0x00    /** @brief Get VBE Controller Information */

#define VBE_MD_INFO         0x01    /** @brief Get VBE Mode Information */

#define SET_VBE_MD          0x02    /** @brief Set VBE Mode */

// Error codes (AH)

#define AH_SUCCESS          0x00    /** @brief Success code on BIOS call */

#define AH_FUNC_CALL_FAIL   0x01    /** @brief Function call failed */

#define AH_FUNC_NOT_SUPP    0x02    /** @brief Function call is not supported in current HW configuration */

#define AH_FUNC_INVALID     0x03    /** @brief Invalid function in current video mode */

// Graphics modes

#define INDEXED_1024_768        0x105

#define DIRECT_640_480          0x110

#define DIRECT_800_600          0x115

#define DIRECT_1280_1024_565    0x11A

#define DIRECT_1280_1024_888    0x11B

#define LINEAR_FRAME_BUFFER_MD  BIT(14)

// Colors in RBG (8 bit)

#define BLACK               0x000000

#endif /* end of include guard: GRAPHICS_MACROS_H_INCLUDED */

#ifndef ERRORS_H_INCLUDED

#define ERRORS_H_INCLUDED

/** @brief Error Codes */

enum errors {

    SUCCESS = 0,        /* @brief Sucessful */

    NULL_PTR,           /* @brief Null Pointer Error */

    LCF_ERROR,          /* @brief Error originated on LCF */

    SBCR_ERROR,         /* @brief Error on Subscribing Interrupt */

    UNSBCR_ERROR,       /* @brief Error on Unsubscring Interrupt*/

    READ_ERROR,         /* @brief Error on Reading from Port */

    WRITE_ERROR,        /* @brief Error on Writing to Port */

    TIMEOUT_ERROR,      /* @brief Timeout error */

    INVALID_COMMAND,    /* @brief Invalid Command issued */

    INVALID_STATE,      /* @brief State machine reached an invalid state */

    BIOS_CALL_ERROR,    /* @brief Error upon BIOS call */

    OUT_OF_RANGE,       /* @brief Accessing area out of range of memory */

    OTHER_ERROR         /* @brief Unspecified error */

};

#endif //ERRORS_H_INCLUDED

#ifndef PROJ_MACROS_H_INCLUDED

#define PROJ_MACROS_H_INCLUDED

// WASD Movement Keys

#define W_MAKE_CODE     0x11    /** @brief W Make Code */

#define W_BREAK_CODE    0x91    /** @brief W Break Code */

#define A_MAKE_CODE     0x1E    /** @brief A Make Code */

#define A_BREAK_CODE    0x9E    /** @brief A Break Code */

#define S_MAKE_CODE     0x1F    /** @brief S Make Code */

#define S_BREAK_CODE    0x9F    /** @brief S Break Code */

#define D_MAKE_CODE     0x20    /** @brief D Make Code */

#define D_BREAK_CODE    0xA0    /** @brief D Break Code */

// Movement Directions

#define UP      -1  /** @brief Moving to the top side of screen */

#define DOWN    1   /** @brief Moving to the bottom side of screen */

#define LEFT    -1  /** @brief Moving to the left side of screen */

#define RIGHT   1   /** @brief Moving to the right side of screen */

#define REST    0   /** @brief Not moving */

// Extra Keys

#define ESC_MAKE_CODE   0x01    /** @brief ESC Make Code */

#define ESC_BREAK_CODE  0x81    /** @brief ESC Break Code */

// Refresh Rate

#define REFRESH_RATE    60      /** @brief Screen refresh rate */

//Graphics mode

#define GRAPH_MODE      DIRECT_1280_1024_888 /** @brief Graphic mode used */

#endif /* end of include guard: PROJ_MACROS_H_INCLUDED */

#ifndef FAST_MATH_H_INCLUDED

#define FAST_MATH_H_INCLUDED

double fm_sin(double x);

double fm_cos(double x);

#endif //FAST_MATH_H_INCLUDED

/**

 * This file concerns everything related to the timer

 */

#ifndef TIMER_H_INCLUDED

#define TIMER_H_INCLUDED

#include <stdint.h>

int (subscribe_timer_interrupt)(uint8_t interrupt_bit, int *interrupt_id);

uint32_t no_interrupts;

#endif //TIMER_H_INCLUDED

#ifndef MOUSE_MACROS_H_INCLUDED

#define MOUSE_MACROS_H_INCLUDED

/* Mouse Data Packet */

// Byte 0 - Button States

#define LEFT_BUTTON     BIT(0) /* @brief Left button click event*/

#define RIGHT_BUTTON    BIT(1) /* @brief Right button click event */

#define MIDDLE_BUTTON   BIT(2) /* @brief Middle button click event */

#define FIRST_BYTE_ID   BIT(3) /* @brief Identifier of first byte of packet CAREFUL: Not 100% accurate */

#define MSB_X_DELTA     BIT(4) /* @brief Most significant bit of X delta */

#define MSB_Y_DELTA     BIT(5) /* @brief Most significant bit of Y delta */

#define X_OVERFLOW      BIT(6) /* @brief X delta overflowed */

#define Y_OVERFLOW      BIT(7) /* @brief Y delta overflowed */

// Byte 1 - X delta

// Byte 2 - Y delta

/* Mouse Commands */

#define RESET           0xFF /* @brief Reset mouse */

#define RESEND          0xFE /* @brief Resend command */

#define DEFAULT         0xF6 /* @brief Set default values */

#define DIS_DATA_REP    0xF5 /* @brief Disable Data Reporting */

#define ENABLE_DATA_REP 0xF4 /* @brief Enable Data Reporting */

#define SET_SAMPLE_RT   0xF3 /* @brief Sets state sampling rate */

#define SET_REMOTE_MD   0xF0 /* @brief Sets Mouse on Remote Mode, data on request */

#define READ_DATA       0xEB /* @brief Sends data packet request */

#define SET_STREAM_MD   0xEA /* @brief Sets mouse on Stream Mode, data on events */

#define STATUS_REQUEST  0xE9 /* @brief Get mouse configuration */

#define SET_RESOLUTION  0xE8 /* @brief Sets resolution for mouse movement */

#define SCALING_ACC_MD  0xE7 /* @brief Sets scaling on acceleration mode */

#define SCALING_LIN_MD  0xE6 /* @brief Sets scaling on linear mode */

/* Mouse Controller Responses */

#define ACK_OK      0xFA /* @brief Operation sucessful */

#define ACK_INVALID 0xFE /* @brief Invalid Byte, first occurence */

#define ACK_ERROR   0xFC /* @brief Invalid Byte on resend */

#endif // MOUSE_MACROS_H_INCLUDED

#ifndef GRAPH_H_INCLUDED

#define GRAPH_H_INCLUDED

#include <lcom/lcf.h>

#include <stdint.h>

/// MACROS

//#define GET_ALP(n)          (0xFF & ((n) >> 24))

#define GET_RED(n)          (0xFF & ((n) >> 16))

#define GET_GRE(n)          (0xFF & ((n) >>  8))

#define GET_BLU(n)          (0xFF & (n      ))

//#define SET_ALP(n)          (((n)&0xFF) << 24)

#define SET_RED(n)          (((n)&0xFF) << 16)

#define SET_GRE(n)          (((n)&0xFF) <<  8)

#define SET_BLU(n)          (((n)&0xFF)      )

#define SET_RGB(r,g,b)      (SET_RED(r) | SET_GRE(g) | SET_BLU(b))

/// PUBLIC GET

uint16_t   (graph_get_XRes)         (void);

uint16_t   (graph_get_YRes)         (void);

/// INIT

int (graph_init)(uint16_t mode);

/// CLEANUP

int (graph_cleanup)(void);

/// PIXEL DRAWING

int (graph_set_pixel)      (uint16_t x, uint16_t y, uint32_t color);

int (graph_set_pixel_alpha)(uint16_t x, uint16_t y, uint32_t color, uint8_t alpha);

/// SCREEN

int (graph_clear_screen)(void);

/// DRAW

int (graph_draw)(void);

/// RECTANGLE

int (graph_draw_hline)(uint16_t x, uint16_t y, uint16_t len, uint32_t color);

int (graph_draw_rectangle)(uint16_t x, uint16_t y,uint16_t width, uint16_t height, uint32_t color);

#endif /* end of include guard: GRAPH_H_INCLUDED */

#ifndef SPRITE_H_INCLUDED

#define SPRITE_H_INCLUDED

struct sprite;

typedef struct sprite sprite_t;

sprite_t* (sprite_ctor)(const char **xpm, int u0, int v0);

void      (sprite_dtor)(sprite_t *p);

void (sprite_set_x)     (sprite_t *p, int16_t x);

void (sprite_set_y)     (sprite_t *p, int16_t y);

void (sprite_set_pos)   (sprite_t *p, int16_t x, int16_t y);

void (sprite_set_angle) (sprite_t *p, double angle);

void (sprite_set_center)(sprite_t *p, int16_t u0, int16_t v0);

int sprite_get_x(const sprite_t *p);

int sprite_get_y(const sprite_t *p);

int sprite_get_w(const sprite_t *p);

int sprite_get_h(const sprite_t *p);

void (sprite_draw)(const sprite_t *p);

#endif //SPRITE_H_INCLUDED

#ifndef PROJ_FUNC_H_INCLUDED

#define PROJ_FUNC_H_INCLUDED

#include "sprite.h"

/**

 * @brief Cleans up all memory, unsubscribes interrupts.

 * @return ERROR_CODE code representing the result of the operation, SUCCESS code is returned if everything is OK

 * @see {_ERRORS_H_::errors}

 */

int cleanup(void);

/**

 * @brief Updates movement variables.

 */

void update_movement(void);

void update_mouse_position(struct packet *p);

int32_t get_mouse_X(void);

int32_t get_mouse_Y(void);

/**

 * @brief

 * @param

 * @param

 * @param

 * @return Angle

 */

double get_mouse_angle(sprite_t *p);

/**

 * @brief Get horizontal movement direction.

 * @return Horizontal movement direction (-1 -> heading LEFT; 0 -> not moving horizontally; 1 -> heading RIGHT)

 */

int get_hor_movement(void);

/**

 * @brief Get vertical movement direction.

 * @return Vertical movement direction (-1 -> heading UP; 0 -> not moving vertically; 1 -> heading DOWN)

 */

int get_ver_movement(void);

#endif /* end of include guard: PROJ_FUNC_H_INCLUDED */