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Core/Vmaps: Stop M2s from occluding for spellcast LoS

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Closes #18528

(cherry-picked from 01d715eaef)
This commit is contained in:
HelloKitty
2017-01-21 14:44:31 +01:00
committed by Shauren
parent da3783876b
commit 46c69df3a7
20 changed files with 104 additions and 44 deletions
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20
src/common/Collision/Maps/MapTree.cpp
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@@ -33,14 +33,13 @@ using G3D::Vector3;
namespace VMAP
{
class MapRayCallback
{
public:
MapRayCallback(ModelInstance* val): prims(val), hit(false) { }
MapRayCallback(ModelInstance* val, ModelIgnoreFlags ignoreFlags): prims(val), hit(false), flags(ignoreFlags) { }
bool operator()(const G3D::Ray& ray, uint32 entry, float& distance, bool pStopAtFirstHit=true)
{
bool result = prims[entry].intersectRay(ray, distance, pStopAtFirstHit);
bool result = prims[entry].intersectRay(ray, distance, pStopAtFirstHit, flags);
if (result)
hit = true;
return result;
@@ -49,6 +48,7 @@ namespace VMAP
protected:
ModelInstance* prims;
bool hit;
ModelIgnoreFlags flags;
};
class AreaInfoCallback
@@ -142,10 +142,10 @@ namespace VMAP
Else, pMaxDist is not modified and returns false;
*/
bool StaticMapTree::getIntersectionTime(const G3D::Ray& pRay, float &pMaxDist, bool pStopAtFirstHit) const
bool StaticMapTree::getIntersectionTime(const G3D::Ray& pRay, float &pMaxDist, bool pStopAtFirstHit, ModelIgnoreFlags ignoreFlags) const
{
float distance = pMaxDist;
MapRayCallback intersectionCallBack(iTreeValues);
MapRayCallback intersectionCallBack(iTreeValues, ignoreFlags);
iTree.intersectRay(pRay, intersectionCallBack, distance, pStopAtFirstHit);
if (intersectionCallBack.didHit())
pMaxDist = distance;
@@ -153,7 +153,7 @@ namespace VMAP
}
//=========================================================
bool StaticMapTree::isInLineOfSight(const Vector3& pos1, const Vector3& pos2) const
bool StaticMapTree::isInLineOfSight(const Vector3& pos1, const Vector3& pos2, ModelIgnoreFlags ignoreFlag) const
{
float maxDist = (pos2 - pos1).magnitude();
// return false if distance is over max float, in case of cheater teleporting to the end of the universe
@@ -167,7 +167,7 @@ namespace VMAP
return true;
// direction with length of 1
G3D::Ray ray = G3D::Ray::fromOriginAndDirection(pos1, (pos2 - pos1)/maxDist);
if (getIntersectionTime(ray, maxDist, true))
if (getIntersectionTime(ray, maxDist, true, ignoreFlag))
return false;
return true;
@@ -193,7 +193,7 @@ namespace VMAP
Vector3 dir = (pPos2 - pPos1)/maxDist; // direction with length of 1
G3D::Ray ray(pPos1, dir);
float dist = maxDist;
if (getIntersectionTime(ray, dist, false))
if (getIntersectionTime(ray, dist, false, ModelIgnoreFlags::Nothing))
{
pResultHitPos = pPos1 + dir * dist;
if (pModifyDist < 0)
@@ -229,7 +229,7 @@ namespace VMAP
Vector3 dir = Vector3(0, 0, -1);
G3D::Ray ray(pPos, dir); // direction with length of 1
float maxDist = maxSearchDist;
if (getIntersectionTime(ray, maxDist, false))
if (getIntersectionTime(ray, maxDist, false, ModelIgnoreFlags::Nothing))
{
height = pPos.z - maxDist;
}
@@ -371,7 +371,7 @@ namespace VMAP
if (result)
{
// acquire model instance
WorldModel* model = vm->acquireModelInstance(iBasePath, spawn.name);
WorldModel* model = vm->acquireModelInstance(iBasePath, spawn.name, spawn.flags);
if (!model)
TC_LOG_ERROR("misc", "StaticMapTree::LoadMapTile() : could not acquire WorldModel pointer [%u, %u]", tileX, tileY);