本文整理汇总了C++中Geometry::GetHitDistance方法的典型用法代码示例。如果您正苦于以下问题：C++ Geometry::GetHitDistance方法的具体用法？C++ Geometry::GetHitDistance怎么用？C++ Geometry::GetHitDistance使用的例子？那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类Geometry的用法示例。
在下文中一共展示了Geometry::GetHitDistance方法的4个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C++代码示例。
示例1: ProcessRayQuery
void StaticModel::ProcessRayQuery(const RayOctreeQuery& query, PODVector<RayQueryResult>& results)
{
RayQueryLevel level = query.level_;
switch (level)
{
case RAY_AABB:
Drawable::ProcessRayQuery(query, results);
break;
case RAY_OBB:
case RAY_TRIANGLE:
case RAY_TRIANGLE_UV:
Matrix3x4 inverse(node_->GetWorldTransform().Inverse());
Ray localRay = query.ray_.Transformed(inverse);
float distance = localRay.HitDistance(boundingBox_);
Vector3 normal = -query.ray_.direction_;
Vector2 geometryUV;
unsigned hitBatch = M_MAX_UNSIGNED;
if (level >= RAY_TRIANGLE && distance < query.maxDistance_)
{
distance = M_INFINITY;
for (unsigned i = 0; i < batches_.Size(); ++i)
{
Geometry* geometry = batches_[i].geometry_;
if (geometry)
{
Vector3 geometryNormal;
float geometryDistance = level == RAY_TRIANGLE ? geometry->GetHitDistance(localRay, &geometryNormal) :
geometry->GetHitDistance(localRay, &geometryNormal, &geometryUV);
if (geometryDistance < query.maxDistance_ && geometryDistance < distance)
{
distance = geometryDistance;
normal = (node_->GetWorldTransform() * Vector4(geometryNormal, 0.0f)).Normalized();
hitBatch = i;
}
}
}
}
if (distance < query.maxDistance_)
{
RayQueryResult result;
result.position_ = query.ray_.origin_ + distance * query.ray_.direction_;
result.normal_ = normal;
result.textureUV_ = geometryUV;
result.distance_ = distance;
result.drawable_ = this;
result.node_ = node_;
result.subObject_ = hitBatch;
results.Push(result);
}
break;
}
}示例2: ProcessRayQuery
void CustomGeometry::ProcessRayQuery(const RayOctreeQuery& query, PODVector<RayQueryResult>& results)
{
RayQueryLevel level = query.level_;
switch (level)
{
case RAY_AABB:
Drawable::ProcessRayQuery(query, results);
break;
case RAY_OBB:
case RAY_TRIANGLE:
{
Matrix3x4 inverse(node_->GetWorldTransform().Inverse());
Ray localRay = query.ray_.Transformed(inverse);
float distance = localRay.HitDistance(boundingBox_);
Vector3 normal = -query.ray_.direction_;
if (level == RAY_TRIANGLE && distance < query.maxDistance_)
{
distance = M_INFINITY;
for (unsigned i = 0; i < batches_.Size(); ++i)
{
Geometry* geometry = batches_[i].geometry_;
if (geometry)
{
Vector3 geometryNormal;
float geometryDistance = geometry->GetHitDistance(localRay, &geometryNormal);
if (geometryDistance < query.maxDistance_ && geometryDistance < distance)
{
distance = geometryDistance;
normal = (node_->GetWorldTransform() * Vector4(geometryNormal, 0.0f)).Normalized();
}
}
}
}
if (distance < query.maxDistance_)
{
RayQueryResult result;
result.position_ = query.ray_.origin_ + distance * query.ray_.direction_;
result.normal_ = normal;
result.distance_ = distance;
result.drawable_ = this;
result.node_ = node_;
result.subObject_ = M_MAX_UNSIGNED;
results.Push(result);
}
}
break;
case RAY_TRIANGLE_UV:
ATOMIC_LOGWARNING("RAY_TRIANGLE_UV query level is not supported for CustomGeometry component");
break;
}
}示例3: ProcessRayQuery
void StaticModelGroup::ProcessRayQuery(const RayOctreeQuery& query, PODVector<RayQueryResult>& results)
{
// If no bones or no bone-level testing, use the Drawable test
RayQueryLevel level = query.level_;
if (level < RAY_AABB)
{
Drawable::ProcessRayQuery(query, results);
return;
}
// Check ray hit distance to AABB before proceeding with more accurate tests
// GetWorldBoundingBox() updates the world transforms
if (query.ray_.HitDistance(GetWorldBoundingBox()) >= query.maxDistance_)
return;
for (unsigned i = 0; i < numWorldTransforms_; ++i)
{
// Initial test using AABB
float distance = query.ray_.HitDistance(boundingBox_.Transformed(worldTransforms_[i]));
// Then proceed to OBB and triangle-level tests if necessary
if (level >= RAY_OBB && distance < query.maxDistance_)
{
Matrix3x4 inverse = worldTransforms_[i].Inverse();
Ray localRay = query.ray_.Transformed(inverse);
distance = localRay.HitDistance(boundingBox_);
if (level == RAY_TRIANGLE && distance < query.maxDistance_)
{
distance = M_INFINITY;
for (unsigned j = 0; j < batches_.Size(); ++j)
{
Geometry* geometry = batches_[j].geometry_;
if (geometry)
{
float geometryDistance = geometry->GetHitDistance(localRay);
if (geometryDistance < query.maxDistance_ && geometryDistance < distance)
distance = geometryDistance;
}
}
}
}
if (distance < query.maxDistance_)
{
RayQueryResult result;
result.drawable_ = this;
result.node_ = node_;
result.distance_ = distance;
result.subObject_ = i;
results.Push(result);
}
}
}示例4: ProcessRayQuery
void StaticModel::ProcessRayQuery(const RayOctreeQuery& query, PODVector<RayQueryResult>& results)
{
RayQueryLevel level = query.level_;
switch (level)
{
case RAY_AABB_NOSUBOBJECTS:
case RAY_AABB:
Drawable::ProcessRayQuery(query, results);
break;
case RAY_OBB:
case RAY_TRIANGLE:
Matrix3x4 inverse(node_->GetWorldTransform().Inverse());
Ray localRay = query.ray_.Transformed(inverse);
float distance = localRay.HitDistance(boundingBox_);
if (distance < query.maxDistance_)
{
if (level == RAY_TRIANGLE)
{
for (unsigned i = 0; i < batches_.Size(); ++i)
{
Geometry* geometry = batches_[i].geometry_;
if (geometry)
{
distance = geometry->GetHitDistance(localRay);
if (distance < query.maxDistance_)
{
RayQueryResult result;
result.drawable_ = this;
result.node_ = node_;
result.distance_ = distance;
result.subObject_ = M_MAX_UNSIGNED;
results.Push(result);
break;
}
}
}
}
else
{
RayQueryResult result;
result.drawable_ = this;
result.node_ = node_;
result.distance_ = distance;
result.subObject_ = M_MAX_UNSIGNED;
results.Push(result);
}
}
break;
}
}