/* fires a new bullet */
void fire_bullet()
{
BULLET *b = malloc(sizeof(BULLET));
b->x = player_pos();
b->y = 0.96;
b->next = bullets;
bullets = b;
sfx_shoot();
}
MapScreen::MapScreen(ThyKniteGame *g)
: m_game(g)
{
//m_mapRenderer = std::make_shared<DebugMapRenderer>(RandomWalkerGenerator().generate(60, 60));
map(RandomWalkerGenerator().generate(60, 60));
m_mapRenderer = std::make_shared<TileMapRenderer>(map(), Assets::instance->tilesetSheet->getFrame(2) );
Vec2i fw = findFirstWalkable();
std::cout << fw << std::endl;
Vec2f player_pos( fw.x() * 16, fw.y() * 16 );
m_player.reset(new PlayerPawnMap(player_pos, map()));
}
/* outside of cylinder projection function */
static int project_cylinder(float *f, int *i, int c)
{
static MATRIX_f mtx;
static int virgin = TRUE;
if (virgin) {
MATRIX_f m1, m2;
get_z_rotate_matrix_f(&m1, -64);
qtranslate_matrix_f(&m1, 0, 1.75, 0);
get_scaling_matrix_f(&m2, 2.0, 1.0, 1.0);
matrix_mul_f(&m1, &m2, &mtx);
virgin = FALSE;
}
while (c > 0) {
float ang = (f[0] - player_pos()) * M_PI * 2.0;
float xsize = view_right - view_left;
float ysize = view_bottom - view_top;
float size = MIN(xsize, ysize) / 2.0;
float x = cos(ang);
float y = sin(ang);
float z = 1.0 + (1.0 - f[1]) * 4.0;
float xout, yout, zout;
apply_matrix_f(&mtx, x, y, z, &xout, &yout, &zout);
if (yout > 1.5)
return FALSE;
i[0] = xout/zout * size + (view_left + view_right) / 2.0;
i[1] = (yout/zout * 2 - 1) * size + (view_top + view_bottom) / 2.0;
f += 2;
i += 2;
c -= 2;
}
return TRUE;
}
/* updates the badguy position */
int update_badguys()
{
BADGUY **p = &evildudes;
BADGUY *b = evildudes;
BADGUY *tmp1, *tmp2;
void *bullet;
float x, y, d;
int dead;
/* testcode: enter clears the level */
if ((cheat) && (key[ALLEGRO_KEY_ENTER])) {
shutdown_badguys();
b = NULL;
while (key[ALLEGRO_KEY_ENTER])
poll_input_wait();
}
while (b) {
dead = FALSE;
if (b->aggro) {
/* attack the player */
d = player_pos() - b->x;
if (d < -0.5)
d += 1;
else if (d > 0.5)
d -= 1;
if (b->y < 0.5)
d = -d;
b->v *= 0.99;
b->v += SGN(d) * 0.00025;
}
else if (b->evade) {
/* evade the player */
if (b->y < 0.75)
d = player_pos() + 0.5;
else
d = b->x;
if (b->move)
d += SGN(b->move) / 16.0;
d = find_target(d) - b->x;
if (d < -0.5)
d += 1;
else if (d > 0.5)
d -= 1;
b->v *= 0.96;
b->v += SGN(d) * 0.0004;
}
/* horizontal move */
b->x += b->move + sin(b->t * b->sin_speed) * b->sin_depth + b->v;
if (b->x < 0)
b->x += 1;
else if (b->x > 1)
b->x -= 1;
/* vertical move */
b->y += b->speed;
if ((b->y > 0.5) && (b->y - b->speed <= 0.5) && (b->split)) {
/* split ourselves */
tmp1 = malloc(sizeof(BADGUY));
tmp2 = malloc(sizeof(BADGUY));
*tmp1 = *tmp2 = *b;
tmp1->move -= 0.001;
tmp2->move += 0.001;
b->speed += 0.001;
tmp1->t = rand() & 255;
tmp2->t = rand() & 255;
tmp1->next = tmp2;
tmp2->next = evildudes;
evildudes = tmp1;
}
b->t++;
if (b->y > 0) {
if (kill_player(b->x, b->y)) {
/* did we hit someone? */
dead = TRUE;
}
else {
/* or did someone else hit us? */
bullet = get_first_bullet(&x, &y);
while (bullet) {
x = x - b->x;
if (x < -0.5)
x += 1;
else if (x > 0.5)
x -= 1;
x = ABS(x);
y = ABS(y - b->y);
if (x < y)
d = y/2 + x;
else
d = x/2 + y;
if (d < 0.025) {
kill_bullet(bullet);
explode(b->x, b->y, 0);
sfx_explode_alien();
dead = TRUE;
break;
}
bullet = get_next_bullet(bullet, &x, &y);
}
}
}
/* advance to the next dude */
if (dead) {
*p = b->next;
tmp1 = b;
b = b->next;
free(tmp1);
}
else {
p = &b->next;
b = b->next;
}
}
if ((!evildudes) && (!player_dying())) {
if (!finished_counter) {
message("Wave Complete");
sfx_ping(0);
}
finished_counter++;
if (finished_counter > 64)
return TRUE;
}
return FALSE;
}
void
Camera::update_scroll_normal(float elapsed_time)
{
const CameraConfig& config = *(this->config);
Player* player = sector->player;
// TODO: co-op mode needs a good camera
Vector player_pos(player->get_bbox().get_middle().x,
player->get_bbox().get_bottom());
static Vector last_player_pos = player_pos;
Vector player_delta = player_pos - last_player_pos;
last_player_pos = player_pos;
// check that we don't have division by zero later
if(elapsed_time < CAMERA_EPSILON)
return;
/****** Vertical Scrolling part ******/
int ymode = config.ymode;
if(player->is_dying() || sector->get_height() == 19*32) {
ymode = 0;
}
if(ymode == 1) {
cached_translation.y = player_pos.y - SCREEN_HEIGHT * config.target_y;
}
if(ymode == 2) {
// target_y is the high we target our scrolling at. This is not always the
// high of the player, but if he is jumping upwards we should use the
// position where he last touched the ground. (this probably needs
// exceptions for trampolines and similar things in the future)
float target_y;
if(player->fall_mode == Player::JUMPING)
target_y = player->last_ground_y + player->get_bbox().get_height();
else
target_y = player->get_bbox().p2.y;
target_y -= SCREEN_HEIGHT * config.target_y;
// delta_y is the distance we'd have to travel to directly reach target_y
float delta_y = cached_translation.y - target_y;
// speed is the speed the camera would need to reach target_y in this frame
float speed_y = delta_y / elapsed_time;
// limit the camera speed when jumping upwards
if(player->fall_mode != Player::FALLING
&& player->fall_mode != Player::TRAMPOLINE_JUMP) {
speed_y = clamp(speed_y, -config.max_speed_y, config.max_speed_y);
}
// scroll with calculated speed
cached_translation.y -= speed_y * elapsed_time;
}
if(ymode == 3) {
float halfsize = config.kirby_rectsize_y * 0.5f;
cached_translation.y = clamp(cached_translation.y,
player_pos.y - SCREEN_HEIGHT * (0.5f + halfsize),
player_pos.y - SCREEN_HEIGHT * (0.5f - halfsize));
}
if(ymode == 4) {
float upperend = SCREEN_HEIGHT * config.edge_x;
float lowerend = SCREEN_HEIGHT * (1 - config.edge_x);
if (player_delta.y < -CAMERA_EPSILON) {
// walking left
lookahead_pos.y -= player_delta.y * config.dynamic_speed_sm;
if(lookahead_pos.y > lowerend) {
lookahead_pos.y = lowerend;
}
} else if (player_delta.y > CAMERA_EPSILON) {
// walking right
lookahead_pos.y -= player_delta.y * config.dynamic_speed_sm;
if(lookahead_pos.y < upperend) {
lookahead_pos.y = upperend;
}
}
// adjust for level ends
if (player_pos.y < upperend) {
lookahead_pos.y = upperend;
}
if (player_pos.y > sector->get_width() - upperend) {
lookahead_pos.y = lowerend;
}
cached_translation.y = player_pos.y - lookahead_pos.y;
}
translation.y = cached_translation.y;
if(ymode != 0) {
float top_edge, bottom_edge;
if(config.clamp_y <= 0) {
top_edge = 0;
bottom_edge = SCREEN_HEIGHT;
} else {
top_edge = SCREEN_HEIGHT*config.clamp_y;
bottom_edge = SCREEN_HEIGHT*(1-config.clamp_y);
}
float peek_to = 0;
float translation_compensation = player_pos.y - translation.y;
if(player->peeking_direction_y() == ::UP) {
peek_to = bottom_edge - translation_compensation;
} else if(player->peeking_direction_y() == ::DOWN) {
peek_to = top_edge - translation_compensation;
}
float peek_move = (peek_to - peek_pos.y) * PEEK_ARRIVE_RATIO;
if(fabs(peek_move) < 1.0) {
peek_move = 0.0;
}
peek_pos.y += peek_move;
translation.y -= peek_pos.y;
if(config.clamp_y > 0) {
translation.y = clamp(translation.y,
player_pos.y - SCREEN_HEIGHT * (1-config.clamp_y),
player_pos.y - SCREEN_HEIGHT * config.clamp_y);
cached_translation.y = clamp(cached_translation.y,
player_pos.y - SCREEN_HEIGHT * (1-config.clamp_y),
player_pos.y - SCREEN_HEIGHT * config.clamp_y);
}
}
/****** Horizontal scrolling part *******/
int xmode = config.xmode;
if(player->is_dying())
xmode = 0;
if(xmode == 1) {
cached_translation.x = player_pos.x - SCREEN_WIDTH * config.target_x;
}
if(xmode == 2) {
// our camera is either in leftscrolling, rightscrolling or
// nonscrollingmode.
//
// when suddenly changing directions while scrolling into the other
// direction abort scrolling, since tux might be going left/right at a
// relatively small part of the map (like when jumping upwards)
// Find out direction in which the player moves
LookaheadMode walkDirection;
if (player_delta.x < -CAMERA_EPSILON) walkDirection = LOOKAHEAD_LEFT;
else if (player_delta.x > CAMERA_EPSILON) walkDirection = LOOKAHEAD_RIGHT;
else if (player->dir == ::LEFT) walkDirection = LOOKAHEAD_LEFT;
else walkDirection = LOOKAHEAD_RIGHT;
float LEFTEND, RIGHTEND;
if(config.sensitive_x > 0) {
LEFTEND = SCREEN_WIDTH * config.sensitive_x;
RIGHTEND = SCREEN_WIDTH * (1-config.sensitive_x);
} else {
LEFTEND = SCREEN_WIDTH;
RIGHTEND = 0;
}
if(lookahead_mode == LOOKAHEAD_NONE) {
/* if we're undecided then look if we crossed the left or right
* "sensitive" area */
if(player_pos.x < cached_translation.x + LEFTEND) {
lookahead_mode = LOOKAHEAD_LEFT;
} else if(player_pos.x > cached_translation.x + RIGHTEND) {
lookahead_mode = LOOKAHEAD_RIGHT;
}
/* at the ends of a level it's obvious which way we will go */
if(player_pos.x < SCREEN_WIDTH*0.5) {
lookahead_mode = LOOKAHEAD_RIGHT;
} else if(player_pos.x >= sector->get_width() - SCREEN_WIDTH*0.5) {
lookahead_mode = LOOKAHEAD_LEFT;
}
changetime = -1;
} else if(lookahead_mode != walkDirection) {
/* player changed direction while camera was scrolling...
* he has to do this for a certain time to add robustness against
* sudden changes */
if(changetime < 0) {
changetime = game_time;
} else if(game_time - changetime > config.dirchange_time) {
if(lookahead_mode == LOOKAHEAD_LEFT &&
player_pos.x > cached_translation.x + RIGHTEND) {
lookahead_mode = LOOKAHEAD_RIGHT;
} else if(lookahead_mode == LOOKAHEAD_RIGHT &&
player_pos.x < cached_translation.x + LEFTEND) {
lookahead_mode = LOOKAHEAD_LEFT;
} else {
lookahead_mode = LOOKAHEAD_NONE;
}
}
} else {
changetime = -1;
}
LEFTEND = SCREEN_WIDTH * config.edge_x;
RIGHTEND = SCREEN_WIDTH * (1-config.edge_x);
// calculate our scroll target depending on scroll mode
float target_x;
if(lookahead_mode == LOOKAHEAD_LEFT)
target_x = player_pos.x - RIGHTEND;
else if(lookahead_mode == LOOKAHEAD_RIGHT)
target_x = player_pos.x - LEFTEND;
else
target_x = cached_translation.x;
// that's the distance we would have to travel to reach target_x
float delta_x = cached_translation.x - target_x;
// the speed we'd need to travel to reach target_x in this frame
float speed_x = delta_x / elapsed_time;
// limit our speed
float player_speed_x = player_delta.x / elapsed_time;
float maxv = config.max_speed_x + (fabsf(player_speed_x * config.dynamic_max_speed_x));
speed_x = clamp(speed_x, -maxv, maxv);
// apply scrolling
cached_translation.x -= speed_x * elapsed_time;
}
if(xmode == 3) {
float halfsize = config.kirby_rectsize_x * 0.5f;
cached_translation.x = clamp(cached_translation.x,
player_pos.x - SCREEN_WIDTH * (0.5f + halfsize),
player_pos.x - SCREEN_WIDTH * (0.5f - halfsize));
}
if(xmode == 4) {
float LEFTEND = SCREEN_WIDTH * config.edge_x;
float RIGHTEND = SCREEN_WIDTH * (1 - config.edge_x);
if (player_delta.x < -CAMERA_EPSILON) {
// walking left
lookahead_pos.x -= player_delta.x * config.dynamic_speed_sm;
if(lookahead_pos.x > RIGHTEND) {
lookahead_pos.x = RIGHTEND;
}
} else if (player_delta.x > CAMERA_EPSILON) {
// walking right
lookahead_pos.x -= player_delta.x * config.dynamic_speed_sm;
if(lookahead_pos.x < LEFTEND) {
lookahead_pos.x = LEFTEND;
}
}
// adjust for level ends
if (player_pos.x < LEFTEND) {
lookahead_pos.x = LEFTEND;
}
if (player_pos.x > sector->get_width() - LEFTEND) {
lookahead_pos.x = RIGHTEND;
}
cached_translation.x = player_pos.x - lookahead_pos.x;
}
translation.x = cached_translation.x;
if(xmode != 0) {
float left_edge, right_edge;
if(config.clamp_x <= 0) {
left_edge = 0;
right_edge = SCREEN_WIDTH;
} else {
left_edge = SCREEN_WIDTH*config.clamp_x;
right_edge = SCREEN_WIDTH*(1-config.clamp_x);
}
float peek_to = 0;
float translation_compensation = player_pos.x - translation.x;
if(player->peeking_direction_x() == ::LEFT) {
peek_to = right_edge - translation_compensation;
} else if(player->peeking_direction_x() == ::RIGHT) {
peek_to = left_edge - translation_compensation;
}
float peek_move = (peek_to - peek_pos.x) * PEEK_ARRIVE_RATIO;
if(fabs(peek_move) < 1.0) {
peek_move = 0.0;
}
peek_pos.x += peek_move;
translation.x -= peek_pos.x;
if(config.clamp_x > 0) {
translation.x = clamp(translation.x,
player_pos.x - SCREEN_WIDTH * (1-config.clamp_x),
player_pos.x - SCREEN_WIDTH * config.clamp_x);
cached_translation.x = clamp(cached_translation.x,
player_pos.x - SCREEN_WIDTH * (1-config.clamp_x),
player_pos.x - SCREEN_WIDTH * config.clamp_x);
}
}
keep_in_bounds(translation);
keep_in_bounds(cached_translation);
}
Vec2i Player::getSelect(){
return player_pos() + selection;
}
