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root / proj / src / proj_func.c @ 225

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#include <lcom/lcf.h>
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#include "proj_func.h"
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#include "interrupts_func.h"
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#include "graph.h"
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#include "keyboard.h"
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#include "errors.h"
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#include "proj_macros.h"
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#include "utils.h"
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#include "ent.h"
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#include "kbc_macros.h"
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#include <math.h>
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int cleanup(void) {
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    int r = SUCCESS;
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    if ((r = unsubscribe_all()))
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        printf("%s: failed to unsubscribe drivers.\n", __func__);
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    if ((r = graph_cleanup()))
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        printf("%s: graph cleanup failed\n", __func__);
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    return r;
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}
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static int hor_mov = REST, ver_mov = REST;
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static keys_t key_presses;
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void update_key_presses(void) {
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    if (sz == 1) {
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        switch(scancode[0]) {
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        case W_MAKE_CODE        : key_presses.w_pressed     = 1;        break;
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        case W_BREAK_CODE       : key_presses.w_pressed     = 0;        break;
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        case A_MAKE_CODE        : key_presses.a_pressed     = 1;        break;
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        case A_BREAK_CODE       : key_presses.a_pressed     = 0;        break;
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        case S_MAKE_CODE        : key_presses.s_pressed     = 1;        break;
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        case S_BREAK_CODE       : key_presses.s_pressed     = 0;        break;
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        case D_MAKE_CODE        : key_presses.d_pressed     = 1;        break;
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        case D_BREAK_CODE       : key_presses.d_pressed     = 0;        break;
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        case CTRL_MAKE_CODE     : key_presses.ctrl_pressed  = 1;        break;
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        case CTRL_BREAK_CODE    : key_presses.ctrl_pressed  = 0;        break;
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        case PLUS_MAKE_CODE     : key_presses.plus_pressed  = 1;        break;
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        case PLUS_BREAK_CODE    : key_presses.plus_pressed  = 0;        break;
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        case MINUS_MAKE_CODE    : key_presses.minus_pressed = 1;        break;
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        case MINUS_BREAK_CODE   : key_presses.minus_pressed = 0;        break;
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        }
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    }
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    ver_mov = key_presses.s_pressed - key_presses.w_pressed;
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    hor_mov = key_presses.d_pressed - key_presses.a_pressed;
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}
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void update_movement(const map_t *map, gunner_t *p) {
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    static const int speed = 5;
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    double x = gunner_get_x(p);
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    double y = gunner_get_y(p);
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    gunner_set_pos(p, x + speed * hor_mov, y);
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    if (map_collides_gunner(map, p)) {
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        gunner_set_pos(p, x, y);
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    }
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    x = gunner_get_x(p);
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    gunner_set_pos(p, x, y + speed * ver_mov);
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    if (map_collides_gunner(map, p)) {
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        gunner_set_pos(p, x, y);
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    }
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}
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void update_scale(void) {
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    static uint8_t last_plus = 0, last_minus = 0;
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    if (key_presses.ctrl_pressed) {
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        if (key_presses.plus_pressed && !last_plus) {
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            double scale = ent_get_scale();
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            scale *= 1.1;
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            if (scale <= MAX_SCALE) ent_set_scale(scale);
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        }
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        else if (key_presses.minus_pressed && !last_minus) {
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            double scale = ent_get_scale();
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            scale /= 1.1;
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            if (scale >= MIN_SCALE) ent_set_scale(scale);
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        }
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        //printf("SCALE: %d\n", (int)(ent_get_scale()*1000));
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    }
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    last_plus = key_presses.plus_pressed;
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    last_minus = key_presses.minus_pressed;
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}
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static int32_t mouse_x = 0, mouse_y = 0;
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void update_mouse_position(struct packet *p) {
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    mouse_x = max(0, mouse_x + p->delta_x);
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    mouse_x = min(mouse_x, graph_get_XRes() - 1);
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    mouse_y = max(0, mouse_y - p->delta_y);
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    mouse_y = min(mouse_y, graph_get_YRes() - 1);
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}
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int32_t get_mouse_X(void) { return mouse_x; }
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int32_t get_mouse_Y(void) { return mouse_y; }
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double get_mouse_angle(gunner_t *p) {
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    return atan2(gunner_get_y_screen(p) - mouse_y, mouse_x - gunner_get_x_screen(p));
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}
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int get_hor_movement(void) { return hor_mov; }
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int get_ver_movement(void) { return ver_mov; }