static bool BubbleTick(EffectVehicle *v)
{
uint anim_state;
v->progress++;
if ((v->progress & 3) != 0) return true;
if (v->spritenum == 0) {
v->cur_image++;
if (v->cur_image < SPR_BUBBLE_GENERATE_3) {
v->UpdatePositionAndViewport();
return true;
}
if (v->animation_substate != 0) {
v->spritenum = GB(Random(), 0, 2) + 1;
} else {
v->spritenum = 6;
}
anim_state = 0;
} else {
anim_state = v->animation_state + 1;
}
const BubbleMovement *b = &_bubble_movement[v->spritenum - 1][anim_state];
if (b->y == 4 && b->x == 0) {
delete v;
return false;
}
if (b->y == 4 && b->x == 1) {
if (v->z_pos > 180 || Chance16I(1, 96, Random())) {
v->spritenum = 5;
if (_settings_client.sound.ambient) SndPlayVehicleFx(SND_2F_POP, v);
}
anim_state = 0;
}
if (b->y == 4 && b->x == 2) {
TileIndex tile;
anim_state++;
if (_settings_client.sound.ambient) SndPlayVehicleFx(SND_31_EXTRACT, v);
tile = TileVirtXY(v->x_pos, v->y_pos);
if (IsTileType(tile, MP_INDUSTRY) && GetIndustryGfx(tile) == GFX_BUBBLE_CATCHER) AddAnimatedTile(tile);
}
v->animation_state = anim_state;
b = &_bubble_movement[v->spritenum - 1][anim_state];
v->x_pos += b->x;
v->y_pos += b->y;
v->z_pos += b->z;
v->cur_image = SPR_BUBBLE_0 + b->image;
v->UpdatePositionAndViewport();
return true;
}
static void TileLoopTreesAlps(TileIndex tile)
{
int k = GetTileZ(tile) - GetSnowLine() + TILE_HEIGHT;
if (k < 0) {
switch (GetTreeGround(tile)) {
case TREE_GROUND_SNOW_DESERT: SetTreeGroundDensity(tile, TREE_GROUND_GRASS, 3); break;
case TREE_GROUND_ROUGH_SNOW: SetTreeGroundDensity(tile, TREE_GROUND_ROUGH, 3); break;
default: return;
}
} else {
uint density = min((uint)k / TILE_HEIGHT, 3);
if (GetTreeGround(tile) != TREE_GROUND_SNOW_DESERT && GetTreeGround(tile) != TREE_GROUND_ROUGH_SNOW) {
TreeGround tg = GetTreeGround(tile) == TREE_GROUND_ROUGH ? TREE_GROUND_ROUGH_SNOW : TREE_GROUND_SNOW_DESERT;
SetTreeGroundDensity(tile, tg, density);
} else if (GetTreeDensity(tile) != density) {
SetTreeGroundDensity(tile, GetTreeGround(tile), density);
} else {
if (GetTreeDensity(tile) == 3) {
uint32 r = Random();
if (Chance16I(1, 200, r)) {
SndPlayTileFx((r & 0x80000000) ? SND_39_HEAVY_WIND : SND_34_WIND, tile);
}
}
return;
}
}
MarkTileDirtyByTile(tile);
}
static void TileLoopTreesDesert(TileIndex tile)
{
switch (GetTropicZone(tile)) {
case TROPICZONE_DESERT:
if (GetTreeGround(tile) != TREE_GROUND_SNOW_DESERT) {
SetTreeGroundDensity(tile, TREE_GROUND_SNOW_DESERT, 3);
MarkTileDirtyByTile(tile);
}
break;
case TROPICZONE_RAINFOREST: {
static const SoundFx forest_sounds[] = {
SND_42_LOON_BIRD,
SND_43_LION,
SND_44_MONKEYS,
SND_48_DISTANT_BIRD
};
uint32 r = Random();
if (Chance16I(1, 200, r)) SndPlayTileFx(forest_sounds[GB(r, 16, 2)], tile);
break;
}
default: break;
}
}
static FORCEINLINE bool Chance16R(const uint a, const uint b, uint32 &r)
{
r = Random();
return Chance16I(a, b, r);
}
static FORCEINLINE bool Chance16(const uint a, const uint b)
{
return Chance16I(a, b, Random());
}
static inline bool Chance16R(const uint a, const uint b, uint32 &r)
{
r = Random();
return Chance16I(a, b, r);
}
static inline bool Chance16(const uint a, const uint b)
{
return Chance16I(a, b, Random());
}
