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Merge pull request #14972 from SamGondelman/billboard

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Case 21341: Fix billboard mode in secondary camera
This commit is contained in:
Shannon Romano 2019-02-22 13:01:09 -08:00 committed by GitHub
commit a63f3e76c8
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GPG key ID: 4AEE18F83AFDEB23
9 changed files with 23 additions and 19 deletions
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18
interface/src/Application.cpp
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@ -2301,31 +2301,31 @@ Application::Application(int& argc, char** argv, QElapsedTimer& startupTimer, bo
DependencyManager::get<PickManager>()->setPrecisionPicking(rayPickID, value);
});
EntityItem::setBillboardRotationOperator([this](const glm::vec3& position, const glm::quat& rotation, BillboardMode billboardMode) {
EntityItem::setBillboardRotationOperator([this](const glm::vec3& position, const glm::quat& rotation, BillboardMode billboardMode, const glm::vec3& frustumPos) {
if (billboardMode == BillboardMode::YAW) {
//rotate about vertical to face the camera
ViewFrustum frustum;
copyViewFrustum(frustum);
glm::vec3 dPosition = frustum.getPosition() - position;
glm::vec3 dPosition = frustumPos - position;
// If x and z are 0, atan(x, z) is undefined, so default to 0 degrees
float yawRotation = dPosition.x == 0.0f && dPosition.z == 0.0f ? 0.0f : glm::atan(dPosition.x, dPosition.z);
return glm::quat(glm::vec3(0.0f, yawRotation, 0.0f));
} else if (billboardMode == BillboardMode::FULL) {
ViewFrustum frustum;
copyViewFrustum(frustum);
glm::vec3 cameraPos = frustum.getPosition();
// use the referencial from the avatar, y isn't always up
glm::vec3 avatarUP = DependencyManager::get<AvatarManager>()->getMyAvatar()->getWorldOrientation() * Vectors::UP;
// check to see if glm::lookAt will work / using glm::lookAt variable name
glm::highp_vec3 s(glm::cross(position - cameraPos, avatarUP));
glm::highp_vec3 s(glm::cross(position - frustumPos, avatarUP));
// make sure s is not NaN for any component
if (glm::length2(s) > 0.0f) {
return glm::conjugate(glm::toQuat(glm::lookAt(cameraPos, position, avatarUP)));
return glm::conjugate(glm::toQuat(glm::lookAt(frustumPos, position, avatarUP)));
}
}
return rotation;
});
EntityItem::setPrimaryViewFrustumPositionOperator([this]() {
ViewFrustum viewFrustum;
copyViewFrustum(viewFrustum);
return viewFrustum.getPosition();
});
render::entities::WebEntityRenderer::setAcquireWebSurfaceOperator([this](const QString& url, bool htmlContent, QSharedPointer<OffscreenQmlSurface>& webSurface, bool& cachedWebSurface) {
bool isTablet = url == TabletScriptingInterface::QML;

2
libraries/entities-renderer/src/RenderableImageEntityItem.cpp
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@ -170,7 +170,7 @@ void ImageEntityRenderer::doRender(RenderArgs* args) {
Q_ASSERT(args->_batch);
gpu::Batch* batch = args->_batch;
transform.setRotation(EntityItem::getBillboardRotation(transform.getTranslation(), transform.getRotation(), _billboardMode));
transform.setRotation(EntityItem::getBillboardRotation(transform.getTranslation(), transform.getRotation(), _billboardMode, args->getViewFrustum().getPosition()));
transform.postScale(dimensions);
batch->setModelTransform(transform);

2
libraries/entities-renderer/src/RenderableTextEntityItem.cpp
View file

@ -181,7 +181,7 @@ void TextEntityRenderer::doRender(RenderArgs* args) {
gpu::Batch& batch = *args->_batch;
auto transformToTopLeft = modelTransform;
transformToTopLeft.setRotation(EntityItem::getBillboardRotation(transformToTopLeft.getTranslation(), transformToTopLeft.getRotation(), _billboardMode));
transformToTopLeft.setRotation(EntityItem::getBillboardRotation(transformToTopLeft.getTranslation(), transformToTopLeft.getRotation(), _billboardMode, args->getViewFrustum().getPosition()));
transformToTopLeft.postTranslate(dimensions * glm::vec3(-0.5f, 0.5f, 0.0f)); // Go to the top left
transformToTopLeft.setScale(1.0f); // Use a scale of one so that the text is not deformed

2
libraries/entities-renderer/src/RenderableWebEntityItem.cpp
View file

@ -323,7 +323,7 @@ void WebEntityRenderer::doRender(RenderArgs* args) {
});
batch.setResourceTexture(0, _texture);
transform.setRotation(EntityItem::getBillboardRotation(transform.getTranslation(), transform.getRotation(), _billboardMode));
transform.setRotation(EntityItem::getBillboardRotation(transform.getTranslation(), transform.getRotation(), _billboardMode, args->getViewFrustum().getPosition()));
batch.setModelTransform(transform);
// Turn off jitter for these entities

3
libraries/entities/src/EntityItem.cpp
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@ -49,7 +49,8 @@ int EntityItem::_maxActionsDataSize = 800;
quint64 EntityItem::_rememberDeletedActionTime = 20 * USECS_PER_SECOND;
QString EntityItem::_marketplacePublicKey;
std::function<glm::quat(const glm::vec3&, const glm::quat&, BillboardMode)> EntityItem::_getBillboardRotationOperator = [](const glm::vec3&, const glm::quat& rotation, BillboardMode) { return rotation; };
std::function<glm::quat(const glm::vec3&, const glm::quat&, BillboardMode, const glm::vec3&)> EntityItem::_getBillboardRotationOperator = [](const glm::vec3&, const glm::quat& rotation, BillboardMode, const glm::vec3&) { return rotation; };
std::function<glm::vec3()> EntityItem::_getPrimaryViewFrustumPositionOperator = []() { return glm::vec3(0.0f); };
EntityItem::EntityItem(const EntityItemID& entityItemID) :
SpatiallyNestable(NestableType::Entity, entityItemID)

9
libraries/entities/src/EntityItem.h
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@ -557,8 +557,10 @@ public:
virtual void removeGrab(GrabPointer grab) override;
virtual void disableGrab(GrabPointer grab) override;
static void setBillboardRotationOperator(std::function<glm::quat(const glm::vec3&, const glm::quat&, BillboardMode)> getBillboardRotationOperator) { _getBillboardRotationOperator = getBillboardRotationOperator; }
static glm::quat getBillboardRotation(const glm::vec3& position, const glm::quat& rotation, BillboardMode billboardMode) { return _getBillboardRotationOperator(position, rotation, billboardMode); }
static void setBillboardRotationOperator(std::function<glm::quat(const glm::vec3&, const glm::quat&, BillboardMode, const glm::vec3&)> getBillboardRotationOperator) { _getBillboardRotationOperator = getBillboardRotationOperator; }
static glm::quat getBillboardRotation(const glm::vec3& position, const glm::quat& rotation, BillboardMode billboardMode, const glm::vec3& frustumPos) { return _getBillboardRotationOperator(position, rotation, billboardMode, frustumPos); }
static void setPrimaryViewFrustumPositionOperator(std::function<glm::vec3()> getPrimaryViewFrustumPositionOperator) { _getPrimaryViewFrustumPositionOperator = getPrimaryViewFrustumPositionOperator; }
static glm::vec3 getPrimaryViewFrustumPosition() { return _getPrimaryViewFrustumPositionOperator(); }
signals:
void requestRenderUpdate();
@ -748,7 +750,8 @@ protected:
QHash<QUuid, EntityDynamicPointer> _grabActions;
private:
static std::function<glm::quat(const glm::vec3&, const glm::quat&, BillboardMode)> _getBillboardRotationOperator;
static std::function<glm::quat(const glm::vec3&, const glm::quat&, BillboardMode, const glm::vec3&)> _getBillboardRotationOperator;
static std::function<glm::vec3()> _getPrimaryViewFrustumPositionOperator;
};
#endif // hifi_EntityItem_h

2
libraries/entities/src/ImageEntityItem.cpp
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@ -159,7 +159,7 @@ bool ImageEntityItem::findDetailedRayIntersection(const glm::vec3& origin, const
glm::vec2 xyDimensions(dimensions.x, dimensions.y);
glm::quat rotation = getWorldOrientation();
glm::vec3 position = getWorldPosition() + rotation * (dimensions * (ENTITY_ITEM_DEFAULT_REGISTRATION_POINT - getRegistrationPoint()));
rotation = EntityItem::getBillboardRotation(position, rotation, _billboardMode);
rotation = EntityItem::getBillboardRotation(position, rotation, _billboardMode, EntityItem::getPrimaryViewFrustumPosition());
if (findRayRectangleIntersection(origin, direction, rotation, position, xyDimensions, distance)) {
glm::vec3 forward = rotation * Vectors::FRONT;

2
libraries/entities/src/TextEntityItem.cpp
View file

@ -199,7 +199,7 @@ bool TextEntityItem::findDetailedRayIntersection(const glm::vec3& origin, const
glm::vec2 xyDimensions(dimensions.x, dimensions.y);
glm::quat rotation = getWorldOrientation();
glm::vec3 position = getWorldPosition() + rotation * (dimensions * (ENTITY_ITEM_DEFAULT_REGISTRATION_POINT - getRegistrationPoint()));
rotation = EntityItem::getBillboardRotation(position, rotation, _billboardMode);
rotation = EntityItem::getBillboardRotation(position, rotation, _billboardMode, EntityItem::getPrimaryViewFrustumPosition());
if (findRayRectangleIntersection(origin, direction, rotation, position, xyDimensions, distance)) {
glm::vec3 forward = rotation * Vectors::FRONT;

2
libraries/entities/src/WebEntityItem.cpp
View file

@ -180,7 +180,7 @@ bool WebEntityItem::findDetailedRayIntersection(const glm::vec3& origin, const g
glm::vec2 xyDimensions(dimensions.x, dimensions.y);
glm::quat rotation = getWorldOrientation();
glm::vec3 position = getWorldPosition() + rotation * (dimensions * (ENTITY_ITEM_DEFAULT_REGISTRATION_POINT - getRegistrationPoint()));
rotation = EntityItem::getBillboardRotation(position, rotation, _billboardMode);
rotation = EntityItem::getBillboardRotation(position, rotation, _billboardMode, EntityItem::getPrimaryViewFrustumPosition());
if (findRayRectangleIntersection(origin, direction, rotation, position, xyDimensions, distance)) {
glm::vec3 forward = rotation * Vectors::FRONT;