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[10581] Rename some local variables in random move generator for easier reading

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Signed-off-by: NoFantasy <nofantasy@nf.no>
This commit is contained in:
NoFantasy 2010-10-06 13:08:12 +02:00
parent 119ce033a8
commit 3d2d99e3d4
2 changed files with 27 additions and 25 deletions
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50
src/game/RandomMovementGenerator.cpp
View file

@ -27,63 +27,65 @@ template<>
void
RandomMovementGenerator<Creature>::_setRandomLocation(Creature &creature)
{
float X,Y,Z,z,nx,ny,nz,wander_distance,ori,dist;
float respX, respY, respZ, respO, currZ, destX, destY, destZ, wander_distance, travelDistZ;
creature.GetRespawnCoord(X, Y, Z, &ori, &wander_distance);
creature.GetRespawnCoord(respX, respY, respZ, &respO, &wander_distance);
z = creature.GetPositionZ();
currZ = creature.GetPositionZ();
Map const* map = creature.GetBaseMap();
// 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();
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 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);
nx = X + distanceX;
ny = Y + distanceY;
destX = respX + distanceX;
destY = respY + distanceY;
// prevent invalid coordinates generation
MaNGOS::NormalizeMapCoord(nx);
MaNGOS::NormalizeMapCoord(ny);
MaNGOS::NormalizeMapCoord(destX);
MaNGOS::NormalizeMapCoord(destY);
dist = distanceX*distanceX + distanceY*distanceY;
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(dist)/2.0f;
nz = Z + distanceZ;
float tz = map->GetWaterOrGroundLevel(nx, ny, nz-2.0f);
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 (tz >= nz)
if (levelZ >= destZ)
return;
}
//else if (is_water_ok) // 3D system under water and above ground (swimming mode)
else // 2D only
{
dist = dist >= 100.0f ? 10.0f : sqrtf(dist); // 10.0 is the max that vmap high can check (MAX_CAN_FALL_DISTANCE)
// 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.
nz = map->GetHeight(nx, ny, Z+dist-2.0f, false);
destZ = map->GetHeight(destX, destY, respZ+travelDistZ-2.0f, false);
if (fabs(nz-Z) > dist) // Map check
if (fabs(destZ - respZ) > travelDistZ) // Map check
{
nz = map->GetHeight(nx, ny, Z-2.0f, true); // Vmap Horizontal or above
// Vmap Horizontal or above
destZ = map->GetHeight(destX, destY, respZ - 2.0f, true);
if (fabs(nz-Z) > dist)
if (fabs(destZ - respZ) > travelDistZ)
{
// Vmap Higher
nz = map->GetHeight(nx, ny, Z+dist-2.0f, true);
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(nz-Z) > dist)
if (fabs(destZ - respZ) > travelDistZ)
return;
}
}
@ -91,8 +93,8 @@ RandomMovementGenerator<Creature>::_setRandomLocation(Creature &creature)
Traveller<Creature> traveller(creature);
creature.SetOrientation(creature.GetAngle(nx, ny));
i_destinationHolder.SetDestination(traveller, nx, ny, nz);
creature.SetOrientation(creature.GetAngle(destX, destY));
i_destinationHolder.SetDestination(traveller, destX, destY, destZ);
creature.addUnitState(UNIT_STAT_ROAMING_MOVE);
if (is_air_ok)

2
src/shared/revision_nr.h
View file

@ -1,4 +1,4 @@
#ifndef __REVISION_NR_H__
#define __REVISION_NR_H__
#define REVISION_NR "10580"
#define REVISION_NR "10581"
#endif // __REVISION_NR_H__