static void racing_term(void)
{
halt_sound( "flying_sound" );
halt_sound( "rock_sound" );
halt_sound( "ice_sound" );
halt_sound( "snow_sound" );
break_track_marks();
}
Racing::~Racing()
{
//todo: stop all sound which are specified by the used theme
halt_sound( "flying_sound" );
halt_sound( "rock_sound" );
halt_sound( "ice_sound" );
halt_sound( "snow_sound" );
break_track_marks();
}
// ---------------------------------- term ------------------
static void racing_term() {
Sound.HaltAll ();
break_track_marks ();
}
// ---------------------------------- term ------------------
void CRacing::Exit() {
Sound.HaltAll ();
break_track_marks ();
}
// --------------------------------------------------------------------
// add_track_mark
// --------------------------------------------------------------------
void add_track_mark (CControl *ctrl, int *id) {
TVector3 width_vector;
TVector3 left_vector;
TVector3 right_vector;
double magnitude;
track_quad_t *q, *qprev, *qprevprev;
TVector3 vel;
double speed;
TVector3 left_wing, right_wing;
double left_y, right_y;
double dist_from_surface;
TPlane surf_plane;
double comp_depth;
double tex_end;
double dist_from_last_mark;
TVector3 vector_from_last_mark;
TTerrType *TerrList = Course.TerrList;
if (param.perf_level < 3) return;
q = &track_marks.quads[track_marks.current_mark%MAX_TRACK_MARKS];
qprev = &track_marks.quads[(track_marks.current_mark-1)%MAX_TRACK_MARKS];
qprevprev = &track_marks.quads[(track_marks.current_mark-2)%MAX_TRACK_MARKS];
vector_from_last_mark = SubtractVectors (ctrl->cpos, track_marks.last_mark_pos);
dist_from_last_mark = NormVector (&vector_from_last_mark);
*id = Course.GetTerrainIdx (ctrl->cpos.x, ctrl->cpos.z, 0.5);
if (*id < 1) {
break_track_marks();
return;
}
if (TerrList[*id].trackmarks < 1) {
break_track_marks();
return;
}
vel = ctrl->cvel;
speed = NormVector (&vel);
if (speed < SPEED_TO_START_TRENCH) {
break_track_marks();
return;
}
width_vector = CrossProduct (ctrl->cdirection, MakeVector (0, 1, 0));
magnitude = NormVector (&width_vector);
if (magnitude == 0) {
break_track_marks();
return;
}
left_vector = ScaleVector (TRACK_WIDTH/2.0, width_vector);
right_vector = ScaleVector (-TRACK_WIDTH/2.0, width_vector);
left_wing = SubtractVectors (ctrl->cpos, left_vector);
right_wing = SubtractVectors (ctrl->cpos, right_vector);
left_y = Course.FindYCoord (left_wing.x, left_wing.z);
right_y = Course.FindYCoord (right_wing.x, right_wing.z);
if (fabs(left_y-right_y) > MAX_TRACK_DEPTH) {
break_track_marks();
return;
}
surf_plane = Course.GetLocalCoursePlane (ctrl->cpos);
dist_from_surface = DistanceToPlane (surf_plane, ctrl->cpos);
// comp_depth = get_compression_depth(Snow);
comp_depth = 0.1;
if (dist_from_surface >= (2 * comp_depth)) {
break_track_marks();
return;
}
if (!continuing_track) {
break_track_marks();
q->track_type = TRACK_HEAD;
q->v1 = MakeVector (left_wing.x, left_y + TRACK_HEIGHT, left_wing.z);
q->v2 = MakeVector (right_wing.x, right_y + TRACK_HEIGHT, right_wing.z);
q->n1 = Course.FindCourseNormal (q->v1.x, q->v1.z);
q->n2 = Course.FindCourseNormal (q->v2.x, q->v2.z);
q->t1 = MakeVector2(0.0, 0.0);
q->t2 = MakeVector2(1.0, 0.0);
track_marks.next_mark = track_marks.current_mark + 1;
} else {
if (track_marks.next_mark == track_marks.current_mark) {
q->v1 = qprev->v3;
q->v2 = qprev->v4;
q->n1 = qprev->n3;
q->n2 = qprev->n4;
q->t1 = qprev->t3;
q->t2 = qprev->t4;
if (qprev->track_type != TRACK_HEAD) qprev->track_type = TRACK_MARK;
q->track_type = TRACK_MARK;
}
q->v3 = MakeVector (left_wing.x, left_y + TRACK_HEIGHT, left_wing.z);
q->v4 = MakeVector (right_wing.x, right_y + TRACK_HEIGHT, right_wing.z);
q->n3 = Course.FindCourseNormal (q->v3.x, q->v3.z);
q->n4 = Course.FindCourseNormal (q->v4.x, q->v4.z);
tex_end = speed*g_game.time_step/TRACK_WIDTH;
if (q->track_type == TRACK_HEAD) {
q->t3= MakeVector2 (0.0, 1.0);
q->t4= MakeVector2 (1.0, 1.0);
} else {
q->t3 = MakeVector2 (0.0, q->t1.y + tex_end);
q->t4 = MakeVector2 (1.0, q->t2.y + tex_end);
}
track_marks.current_mark++;
track_marks.next_mark = track_marks.current_mark;
}
q->alpha = min ((2*comp_depth-dist_from_surface)/(4*comp_depth), 1.0);
track_marks.last_mark_time = g_game.time;
continuing_track = true;
}
// --------------------------------------------------------------------
// add_track_mark
// --------------------------------------------------------------------
void add_track_mark(const CControl *ctrl, int *id) {
if (param.perf_level < 3)
return;
TTerrType *TerrList = &Course.TerrList[0];
*id = Course.GetTerrainIdx (ctrl->cpos.x, ctrl->cpos.z, 0.5);
if (*id < 1) {
break_track_marks();
return;
}
if (!TerrList[*id].trackmarks) {
break_track_marks();
return;
}
TVector3 vel = ctrl->cvel;
double speed = NormVector (vel);
if (speed < SPEED_TO_START_TRENCH) {
break_track_marks();
return;
}
TVector3 width_vector = CrossProduct (ctrl->cdirection, TVector3 (0, 1, 0));
double magnitude = NormVector (width_vector);
if (magnitude == 0) {
break_track_marks();
return;
}
TVector3 left_vector = ScaleVector (TRACK_WIDTH/2.0, width_vector);
TVector3 right_vector = ScaleVector (-TRACK_WIDTH/2.0, width_vector);
TVector3 left_wing = SubtractVectors (ctrl->cpos, left_vector);
TVector3 right_wing = SubtractVectors (ctrl->cpos, right_vector);
double left_y = Course.FindYCoord (left_wing.x, left_wing.z);
double right_y = Course.FindYCoord (right_wing.x, right_wing.z);
if (fabs(left_y-right_y) > MAX_TRACK_DEPTH) {
break_track_marks();
return;
}
TPlane surf_plane = Course.GetLocalCoursePlane (ctrl->cpos);
double dist_from_surface = DistanceToPlane (surf_plane, ctrl->cpos);
// comp_depth = get_compression_depth(Snow);
double comp_depth = 0.1;
if (dist_from_surface >= (2 * comp_depth)) {
break_track_marks();
return;
}
if(track_marks.quads.size() < MAX_TRACK_MARKS)
track_marks.quads.push_back(track_quad_t());
list<track_quad_t>::iterator qprev = track_marks.current_mark;
if(track_marks.current_mark == track_marks.quads.end())
track_marks.current_mark = track_marks.quads.begin();
else
track_marks.current_mark = incrementRingIterator(track_marks.current_mark);
list<track_quad_t>::iterator q = track_marks.current_mark;
if (!continuing_track) {
q->track_type = TRACK_HEAD;
q->v1 = TVector3 (left_wing.x, left_y + TRACK_HEIGHT, left_wing.z);
q->v2 = TVector3 (right_wing.x, right_y + TRACK_HEIGHT, right_wing.z);
q->v3 = TVector3 (left_wing.x, left_y + TRACK_HEIGHT, left_wing.z);
q->v4 = TVector3 (right_wing.x, right_y + TRACK_HEIGHT, right_wing.z);
q->n1 = Course.FindCourseNormal (q->v1.x, q->v1.z);
q->n2 = Course.FindCourseNormal (q->v2.x, q->v2.z);
q->t1 = TVector2(0.0, 0.0);
q->t2 = TVector2(1.0, 0.0);
} else {
q->track_type = TRACK_TAIL;
if (qprev != track_marks.quads.end()) {
q->v1 = qprev->v3;
q->v2 = qprev->v4;
q->n1 = qprev->n3;
q->n2 = qprev->n4;
q->t1 = qprev->t3;
q->t2 = qprev->t4;
if (qprev->track_type == TRACK_TAIL) qprev->track_type = TRACK_MARK;
}
q->v3 = TVector3 (left_wing.x, left_y + TRACK_HEIGHT, left_wing.z);
q->v4 = TVector3 (right_wing.x, right_y + TRACK_HEIGHT, right_wing.z);
q->n3 = Course.FindCourseNormal (q->v3.x, q->v3.z);
q->n4 = Course.FindCourseNormal (q->v4.x, q->v4.z);
double tex_end = speed*g_game.time_step/TRACK_WIDTH;
if (q->track_type == TRACK_HEAD) {
q->t3= TVector2 (0.0, 1.0);
q->t4= TVector2 (1.0, 1.0);
} else {
q->t3 = TVector2 (0.0, q->t1.y + tex_end);
q->t4 = TVector2 (1.0, q->t2.y + tex_end);
}
}
q->alpha = min ((2*comp_depth-dist_from_surface)/(4*comp_depth), 1.0);
continuing_track = true;
}
