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speed up stylus picks

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This commit is contained in:
SamGondelman 2019-02-16 21:16:46 -08:00
parent 7677e3bf44
commit 85421cd6ee
1 changed files with 11 additions and 18 deletions
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29
interface/src/raypick/StylusPick.cpp
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@ -137,7 +137,7 @@ PickResultPointer StylusPick::getDefaultResult(const QVariantMap& pickVariant) c
}
PickResultPointer StylusPick::getEntityIntersection(const StylusTip& pick) {
std::vector<StylusPickResult> results;
StylusPickResult nearestTarget(pick.toVariantMap());
for (const auto& target : getIncludeItems()) {
if (target.isNull()) {
continue;
@ -157,28 +157,21 @@ PickResultPointer StylusPick::getEntityIntersection(const StylusTip& pick) {
glm::vec3 normal = entityRotation * Vectors::UNIT_Z;
float distance = glm::dot(pick.position - entityPosition, normal);
glm::vec3 intersection = pick.position - (normal * distance);
glm::vec2 pos2D = RayPick::projectOntoEntityXYPlane(target, intersection, false);
if (pos2D == glm::clamp(pos2D, glm::vec2(0), glm::vec2(1))) {
IntersectionType type = IntersectionType::ENTITY;
if (getFilter().doesPickLocalEntities()) {
EntityPropertyFlags desiredProperties;
desiredProperties += PROP_ENTITY_HOST_TYPE;
if (DependencyManager::get<EntityScriptingInterface>()->getEntityProperties(target, desiredProperties).getEntityHostType() == entity::HostType::LOCAL) {
type = IntersectionType::LOCAL_ENTITY;
if (distance < nearestTarget.distance) {
glm::vec3 intersection = pick.position - (normal * distance);
glm::vec2 pos2D = RayPick::projectOntoEntityXYPlane(target, intersection, false);
if (pos2D == glm::clamp(pos2D, glm::vec2(0), glm::vec2(1))) {
IntersectionType type = IntersectionType::ENTITY;
if (getFilter().doesPickLocalEntities()) {
if (entity->getEntityHostType() == entity::HostType::LOCAL) {
type = IntersectionType::LOCAL_ENTITY;
}
}
nearestTarget = StylusPickResult(type, target, distance, intersection, pick, normal);
}
results.push_back(StylusPickResult(type, target, distance, intersection, pick, normal));
}
}
StylusPickResult nearestTarget(pick.toVariantMap());
for (const auto& result : results) {
if (result.distance < nearestTarget.distance) {
nearestTarget = result;
}
}
return std::make_shared<StylusPickResult>(nearestTarget);
}