/**
* @brief Counts visible enemies on the battlescape
* @return The amount of visible enemies (from all the other teams)
*/
int CL_CountVisibleEnemies (void)
{
le_t *le;
int count;
count = 0;
le = NULL;
while ((le = LE_GetNextInUse(le))) {
if (LE_IsLivingAndVisibleActor(le) && le->team != cls.team && le->team != TEAM_CIVILIAN)
count++;
}
return count;
}
/**
* @brief Searches a local entity at the given position.
* @param[in] pos The grid position to search a local entity at
* @param[in] includingStunned Also search for stunned actors if @c true.
* @param[in] actor The current selected actor
*/
le_t* CL_BattlescapeSearchAtGridPos (const pos3_t pos, bool includingStunned, const le_t *actor)
{
le_t *le;
le_t *nonActor = NULL;
/* search for an actor on this field */
le = NULL;
while ((le = LE_GetNextInUse(le))) {
if (actor != NULL && le == actor->clientAction) {
/* if the actor has a client action assigned and we click onto the actor,
* we will trigger this client action */
if (VectorCompare(actor->pos, pos))
nonActor = le;
} else if (le != actor && LE_IsLivingAndVisibleActor(le) && (includingStunned || !LE_IsStunned(le)))
switch (le->fieldSize) {
case ACTOR_SIZE_NORMAL:
if (VectorCompare(le->pos, pos))
return le;
break;
case ACTOR_SIZE_2x2: {
pos3_t actor2x2[3];
VectorSet(actor2x2[0], le->pos[0] + 1, le->pos[1], le->pos[2]);
VectorSet(actor2x2[1], le->pos[0], le->pos[1] + 1, le->pos[2]);
VectorSet(actor2x2[2], le->pos[0] + 1, le->pos[1] + 1, le->pos[2]);
if (VectorCompare(le->pos, pos)
|| VectorCompare(actor2x2[0], pos)
|| VectorCompare(actor2x2[1], pos)
|| VectorCompare(actor2x2[2], pos))
return le;
break;
}
default:
Com_Error(ERR_DROP, "Grid_MoveCalc: unknown actor-size: %i!", le->fieldSize);
}
}
return nonActor;
}
/**
* @brief Plays step sounds and draw particles for different terrain types
* @param[in] le The local entity to play the sound and draw the particle for
* @param[in] textureName The name of the texture the actor is standing on
* @sa LET_PathMove
*/
static void LE_PlaySoundFileAndParticleForSurface (le_t* le, const char* textureName)
{
const terrainType_t* t = Com_GetTerrainType(textureName);
if (!t)
return;
/* origin might not be up-to-date here - but pos should be */
vec3_t origin;
PosToVec(le->pos, origin);
/** @todo use the Grid_Fall method (ACTOR_SIZE_NORMAL) to ensure, that the particle is
* drawn at the ground (if needed - maybe the origin is already ground aligned)*/
if (t->particle) {
/* check whether actor is visible */
if (!LE_IsStunned(le) && LE_IsLivingAndVisibleActor(le))
CL_ParticleSpawn(t->particle, 0, origin);
}
if (t->footstepSound) {
Com_DPrintf(DEBUG_SOUND, "LE_PlaySoundFileAndParticleForSurface: volume %.2f\n", t->footstepVolume);
S_LoadAndPlaySample(t->footstepSound, origin, SOUND_ATTN_STATIC, t->footstepVolume);
}
}