mangos-mirror/server
0
0
Fork 0
mirror of https://github.com/mangosfour/server.git synced 2025-12-14 07:37:01 +00:00
Code Issues Projects Releases Packages Wiki Activity Actions

[11912] Use mmaps for MovementGenerators

Browse source
This commit is contained in:
sixsixnine 2012-01-29 23:46:24 +01:00 • committed by Schmoozerd
parent e738c27714
commit 2f0ed05566
15 changed files with 130 additions and 744 deletions
Download patch file Download diff file Expand all files Collapse all files

78
src/game/RandomMovementGenerator.cpp
View file

@ -25,84 +25,30 @@
#include "movement/MoveSpline.h"
template<>
void
RandomMovementGenerator<Creature>::_setRandomLocation(Creature &creature)
void RandomMovementGenerator<Creature>::_setRandomLocation(Creature &creature)
{
float respX, respY, respZ, respO, currZ, destX, destY, destZ, wander_distance, travelDistZ;
float respX, respY, respZ, respO, wander_distance;
creature.GetRespawnCoord(respX, respY, respZ, &respO, &wander_distance);
currZ = creature.GetPositionZ();
TerrainInfo const* map = creature.GetTerrain();
// For 2D/3D system selection
//bool is_land_ok = creature.CanWalk(); // not used?
//bool is_water_ok = creature.CanSwim(); // not used?
bool is_air_ok = creature.CanFly();
const float angle = rand_norm_f() * (M_PI_F*2.0f);
const float range = rand_norm_f() * wander_distance;
const float distanceX = range * cos(angle);
const float distanceY = range * sin(angle);
destX = respX + distanceX;
destY = respY + distanceY;
// prevent invalid coordinates generation
MaNGOS::NormalizeMapCoord(destX);
MaNGOS::NormalizeMapCoord(destY);
travelDistZ = distanceX*distanceX + distanceY*distanceY;
if (is_air_ok) // 3D system above ground and above water (flying mode)
{
// Limit height change
const float distanceZ = rand_norm_f() * sqrtf(travelDistZ)/2.0f;
destZ = respZ + distanceZ;
float levelZ = map->GetWaterOrGroundLevel(destX, destY, destZ-2.0f);
// Problem here, we must fly above the ground and water, not under. Let's try on next tick
if (levelZ >= destZ)
return;
}
//else if (is_water_ok) // 3D system under water and above ground (swimming mode)
else // 2D only
{
// 10.0 is the max that vmap high can check (MAX_CAN_FALL_DISTANCE)
travelDistZ = travelDistZ >= 100.0f ? 10.0f : sqrtf(travelDistZ);
// The fastest way to get an accurate result 90% of the time.
// Better result can be obtained like 99% accuracy with a ray light, but the cost is too high and the code is too long.
destZ = map->GetHeight(destX, destY, respZ+travelDistZ-2.0f, false);
if (fabs(destZ - respZ) > travelDistZ) // Map check
{
// Vmap Horizontal or above
destZ = map->GetHeight(destX, destY, respZ - 2.0f, true);
if (fabs(destZ - respZ) > travelDistZ)
{
// Vmap Higher
destZ = map->GetHeight(destX, destY, respZ+travelDistZ-2.0f, true);
// let's forget this bad coords where a z cannot be find and retry at next tick
if (fabs(destZ - respZ) > travelDistZ)
return;
}
}
}
if (is_air_ok)
i_nextMoveTime.Reset(0);
else
i_nextMoveTime.Reset(urand(500, 10000));
float destX = respX + range * cos(angle);
float destY = respY + range * sin(angle);
float destZ = creature.GetPositionZ();
creature.UpdateAllowedPositionZ(destX, destY, destZ);
creature.addUnitState(UNIT_STAT_ROAMING_MOVE);
Movement::MoveSplineInit init(creature);
init.MoveTo(destX, destY, destZ);
init.MoveTo(destX, destY, destZ, true);
init.SetWalk(true);
init.Launch();
if (creature.CanFly())
i_nextMoveTime.Reset(0);
else
i_nextMoveTime.Reset(urand(500, 10000));
}
template<>