overte-HifiExperiments/libraries/render-utils/src/CauterizedModel.cpp
Anthony J. Thibault aacf2d489f removed comments
2018-01-04 16:17:21 -08:00

261 lines
10 KiB
C++

//
// Created by Andrew Meadows 2017.01.17
// Copyright 2017 High Fidelity, Inc.
//
// Distributed under the Apache License, Version 2.0.
// See the accompanying file LICENSE or http://www.apache.org/licenses/LICENSE-2.0.html
//
#include "CauterizedModel.h"
#include <PerfStat.h>
#include <DualQuaternion.h>
#include "AbstractViewStateInterface.h"
#include "MeshPartPayload.h"
#include "CauterizedMeshPartPayload.h"
#include "RenderUtilsLogging.h"
CauterizedModel::CauterizedModel(QObject* parent) :
Model(parent) {
}
CauterizedModel::~CauterizedModel() {
}
void CauterizedModel::deleteGeometry() {
Model::deleteGeometry();
_cauterizeMeshStates.clear();
}
bool CauterizedModel::updateGeometry() {
bool needsFullUpdate = Model::updateGeometry();
if (_isCauterized && needsFullUpdate) {
assert(_cauterizeMeshStates.empty());
const FBXGeometry& fbxGeometry = getFBXGeometry();
foreach (const FBXMesh& mesh, fbxGeometry.meshes) {
Model::MeshState state;
state.clusterTransforms.resize(mesh.clusters.size());
_cauterizeMeshStates.append(state);
}
}
return needsFullUpdate;
}
void CauterizedModel::createVisibleRenderItemSet() {
if (_isCauterized) {
assert(isLoaded());
const auto& meshes = _renderGeometry->getMeshes();
// all of our mesh vectors must match in size
if (meshes.size() != _meshStates.size()) {
qCDebug(renderutils) << "WARNING!!!! Mesh Sizes don't match! We will not segregate mesh groups yet.";
return;
}
// We should not have any existing renderItems if we enter this section of code
Q_ASSERT(_modelMeshRenderItems.isEmpty());
_modelMeshRenderItems.clear();
_modelMeshRenderItemShapes.clear();
Transform transform;
transform.setTranslation(_translation);
transform.setRotation(_rotation);
Transform offset;
offset.setScale(_scale);
offset.postTranslate(_offset);
// Run through all of the meshes, and place them into their segregated, but unsorted buckets
int shapeID = 0;
uint32_t numMeshes = (uint32_t)meshes.size();
for (uint32_t i = 0; i < numMeshes; i++) {
const auto& mesh = meshes.at(i);
if (!mesh) {
continue;
}
// Create the render payloads
int numParts = (int)mesh->getNumParts();
for (int partIndex = 0; partIndex < numParts; partIndex++) {
auto ptr = std::make_shared<CauterizedMeshPartPayload>(shared_from_this(), i, partIndex, shapeID, transform, offset);
_modelMeshRenderItems << std::static_pointer_cast<ModelMeshPartPayload>(ptr);
_modelMeshRenderItemShapes.emplace_back(ShapeInfo{ (int)i });
shapeID++;
}
}
} else {
Model::createVisibleRenderItemSet();
}
}
void CauterizedModel::createCollisionRenderItemSet() {
// Temporary HACK: use base class method for now
Model::createCollisionRenderItemSet();
}
void CauterizedModel::updateClusterMatrices() {
PerformanceTimer perfTimer("CauterizedModel::updateClusterMatrices");
if (!_needsUpdateClusterMatrices || !isLoaded()) {
return;
}
_needsUpdateClusterMatrices = false;
const FBXGeometry& geometry = getFBXGeometry();
for (int i = 0; i < (int)_meshStates.size(); i++) {
Model::MeshState& state = _meshStates[i];
const FBXMesh& mesh = geometry.meshes.at(i);
for (int j = 0; j < mesh.clusters.size(); j++) {
const FBXCluster& cluster = mesh.clusters.at(j);
auto jointMatrix = _rig.getJointTransform(cluster.jointIndex);
#if defined(SKIN_DQ)
glm::mat4 m;
glm_mat4u_mul(jointMatrix, cluster.inverseBindMatrix, m);
state.clusterTransforms[j] = Model::TransformDualQuaternion(m);
#else
glm_mat4u_mul(jointMatrix, cluster.inverseBindMatrix, state.clusterTransforms[j]);
#endif
}
}
// as an optimization, don't build cautrizedClusterMatrices if the boneSet is empty.
if (!_cauterizeBoneSet.empty()) {
static const glm::mat4 zeroScale(
glm::vec4(0.0001f, 0.0f, 0.0f, 0.0f),
glm::vec4(0.0f, 0.0001f, 0.0f, 0.0f),
glm::vec4(0.0f, 0.0f, 0.0001f, 0.0f),
glm::vec4(0.0f, 0.0f, 0.0f, 1.0f));
auto cauterizeMatrix = _rig.getJointTransform(geometry.neckJointIndex) * zeroScale;
for (int i = 0; i < _cauterizeMeshStates.size(); i++) {
Model::MeshState& state = _cauterizeMeshStates[i];
const FBXMesh& mesh = geometry.meshes.at(i);
for (int j = 0; j < mesh.clusters.size(); j++) {
const FBXCluster& cluster = mesh.clusters.at(j);
auto jointMatrix = _rig.getJointTransform(cluster.jointIndex);
if (_cauterizeBoneSet.find(cluster.jointIndex) != _cauterizeBoneSet.end()) {
jointMatrix = cauterizeMatrix;
}
#if defined(SKIN_DQ)
glm::mat4 m;
glm_mat4u_mul(jointMatrix, cluster.inverseBindMatrix, m);
state.clusterTransforms[j] = Model::TransformDualQuaternion(m);
#else
glm_mat4u_mul(jointMatrix, cluster.inverseBindMatrix, state.clusterTransforms[j]);
#endif
}
}
}
// post the blender if we're not currently waiting for one to finish
if (geometry.hasBlendedMeshes() && _blendshapeCoefficients != _blendedBlendshapeCoefficients) {
_blendedBlendshapeCoefficients = _blendshapeCoefficients;
DependencyManager::get<ModelBlender>()->noteRequiresBlend(getThisPointer());
}
}
void CauterizedModel::updateRenderItems() {
if (_isCauterized) {
if (!_addedToScene) {
return;
}
glm::vec3 scale = getScale();
if (_collisionGeometry) {
// _collisionGeometry is already scaled
scale = glm::vec3(1.0f);
}
_needsUpdateClusterMatrices = true;
_renderItemsNeedUpdate = false;
// queue up this work for later processing, at the end of update and just before rendering.
// the application will ensure only the last lambda is actually invoked.
void* key = (void*)this;
std::weak_ptr<CauterizedModel> weakSelf = std::dynamic_pointer_cast<CauterizedModel>(shared_from_this());
AbstractViewStateInterface::instance()->pushPostUpdateLambda(key, [weakSelf]() {
// do nothing, if the model has already been destroyed.
auto self = weakSelf.lock();
if (!self || !self->isLoaded()) {
return;
}
// lazy update of cluster matrices used for rendering. We need to update them here, so we can correctly update the bounding box.
self->updateClusterMatrices();
render::ScenePointer scene = AbstractViewStateInterface::instance()->getMain3DScene();
Transform modelTransform;
modelTransform.setTranslation(self->getTranslation());
modelTransform.setRotation(self->getRotation());
bool isWireframe = self->isWireframe();
bool isVisible = self->isVisible();
bool isLayeredInFront = self->isLayeredInFront();
bool isLayeredInHUD = self->isLayeredInHUD();
bool enableCauterization = self->getEnableCauterization();
render::Transaction transaction;
for (int i = 0; i < (int)self->_modelMeshRenderItemIDs.size(); i++) {
auto itemID = self->_modelMeshRenderItemIDs[i];
auto meshIndex = self->_modelMeshRenderItemShapes[i].meshIndex;
auto clusterTransforms(self->getMeshState(meshIndex).clusterTransforms);
auto clusterTransformsCauterized(self->getCauterizeMeshState(meshIndex).clusterTransforms);
bool invalidatePayloadShapeKey = self->shouldInvalidatePayloadShapeKey(meshIndex);
transaction.updateItem<CauterizedMeshPartPayload>(itemID, [modelTransform, clusterTransforms, clusterTransformsCauterized, invalidatePayloadShapeKey,
isWireframe, isVisible, isLayeredInFront, isLayeredInHUD, enableCauterization](CauterizedMeshPartPayload& data) {
data.updateClusterBuffer(clusterTransforms, clusterTransformsCauterized);
Transform renderTransform = modelTransform;
if (clusterTransforms.size() == 1) {
#if defined(SKIN_DQ)
Transform transform(clusterTransforms[0].getRotation(),
clusterTransforms[0].getScale(),
clusterTransforms[0].getTranslation());
renderTransform = modelTransform.worldTransform(transform);
#else
renderTransform = modelTransform.worldTransform(Transform(clusterTransforms[0]));
#endif
}
data.updateTransformForSkinnedMesh(renderTransform, modelTransform);
renderTransform = modelTransform;
if (clusterTransformsCauterized.size() == 1) {
#if defined(SKIN_DQ)
Transform transform(clusterTransforms[0].getRotation(),
clusterTransforms[0].getScale(),
clusterTransforms[0].getTranslation());
renderTransform = modelTransform.worldTransform(Transform(transform));
#else
renderTransform = modelTransform.worldTransform(Transform(clusterTransformsCauterized[0]));
#endif
}
data.updateTransformForCauterizedMesh(renderTransform);
data.setEnableCauterization(enableCauterization);
data.setKey(isVisible, isLayeredInFront || isLayeredInHUD);
data.setLayer(isLayeredInFront, isLayeredInHUD);
data.setShapeKey(invalidatePayloadShapeKey, isWireframe);
});
}
scene->enqueueTransaction(transaction);
});
} else {
Model::updateRenderItems();
}
}
const Model::MeshState& CauterizedModel::getCauterizeMeshState(int index) const {
assert((size_t)index < _meshStates.size());
return _cauterizeMeshStates.at(index);
}