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/*
* Copyright (c) 2008-2015, NVIDIA CORPORATION. All rights reserved.
*
* NVIDIA CORPORATION and its licensors retain all intellectual property
* and proprietary rights in and to this software, related documentation
* and any modifications thereto. Any use, reproduction, disclosure or
* distribution of this software and related documentation without an express
* license agreement from NVIDIA CORPORATION is strictly prohibited.
*/
#include "BlastFamilyModelSkinned.h"
#include "RenderUtils.h"
#include "Renderer.h"
#include "SkinnedRenderMesh.h"
#include "NvBlastExtPxAsset.h"
#include "NvBlastExtPxActor.h"
#include "NvBlastTkActor.h"
#include "PxRigidDynamic.h"
using namespace physx;
BlastFamilyModelSkinned::BlastFamilyModelSkinned(PhysXController& physXController, ExtPxManager& pxManager, Renderer& renderer, const BlastAssetModelSkinned& blastAsset, const BlastAsset::ActorDesc& desc)
: BlastFamily(physXController, pxManager, blastAsset), m_renderer(renderer), m_visibleActorsDirty(true)
{
// materials
auto materials = blastAsset.getRenderMaterials();
const BlastModel& model = blastAsset.getModel();
// finalize (create) sub model
auto finalizeSubModelFunction = [&](SubModel* subModel, std::vector<const SimpleMesh*>& subModelMeshes, RenderMaterial& renderMaterial)
{
subModel->skinnedRenderMesh = new SkinnedRenderMesh(subModelMeshes);
subModel->renderable = renderer.createRenderable(*subModel->skinnedRenderMesh, renderMaterial);
subModel->renderable->setColor(getRandomPastelColor());
};
// create at least one submodel per every material (if mesh count is too high, more then one sub model per material to be created)
SubModel* subModel = nullptr;
std::vector<const SimpleMesh*> subModelMeshes;
subModelMeshes.reserve(model.chunks.size());
for (uint32_t materialIndex = 0; materialIndex < model.materials.size(); materialIndex++)
{
for (uint32_t chunkIndex = 0; chunkIndex < model.chunks.size(); chunkIndex++)
{
const BlastModel::Chunk& chunk = model.chunks[chunkIndex];
for (const BlastModel::Chunk::Mesh& mesh : chunk.meshes)
{
if (mesh.materialIndex == materialIndex)
{
// init new submodel?
if (subModel == nullptr)
{
m_subModels.push_back(SubModel());
subModel = &m_subModels.back();
subModel->chunkIdToBoneMap.resize(model.chunks.size());
std::fill(subModel->chunkIdToBoneMap.begin(), subModel->chunkIdToBoneMap.end(), SubModel::INVALID_BONE_ID);
subModelMeshes.clear();
}
// add mesh to map and list
subModel->chunkIdToBoneMap[chunkIndex] = (uint32_t)subModelMeshes.size();
subModelMeshes.push_back(&(mesh.mesh));
// mesh reached limit?
if (subModelMeshes.size() == SkinnedRenderMesh::MeshesCountMax)
{
finalizeSubModelFunction(subModel, subModelMeshes, *materials[materialIndex]);
subModel = nullptr;
}
}
}
}
// finalize subModel for this material
if (subModel && subModelMeshes.size() > 0)
{
finalizeSubModelFunction(subModel, subModelMeshes, *materials[materialIndex]);
subModel = nullptr;
}
}
// reserve for scratch
m_visibleBones.reserve(model.chunks.size());
m_visibleBoneTransforms.reserve(model.chunks.size());
// initialize in position
initialize(desc);
}
BlastFamilyModelSkinned::~BlastFamilyModelSkinned()
{
for (uint32_t subModelIndex = 0; subModelIndex < m_subModels.size(); subModelIndex++)
{
m_renderer.removeRenderable(m_subModels[subModelIndex].renderable);
SAFE_DELETE(m_subModels[subModelIndex].skinnedRenderMesh);
}
}
void BlastFamilyModelSkinned::onActorCreated(const ExtPxActor& actor)
{
m_visibleActors.insert(&actor);
m_visibleActorsDirty = true;
}
void BlastFamilyModelSkinned::onActorUpdate(const ExtPxActor& actor)
{
}
void BlastFamilyModelSkinned::onActorDestroyed(const ExtPxActor& actor)
{
m_visibleActors.erase(&actor);
m_visibleActorsDirty = true;
}
void BlastFamilyModelSkinned::onUpdate()
{
// visible actors changed this frame?
if (m_visibleActorsDirty)
{
for (const SubModel& model : m_subModels)
{
// pass visible chunks list to render mesh
m_visibleBones.clear();
for (const ExtPxActor* actor : m_visibleActors)
{
const uint32_t* chunkIndices = actor->getChunkIndices();
uint32_t chunkCount = actor->getChunkCount();
for (uint32_t i = 0; i < chunkCount; ++i)
{
uint32_t chunkIndex = chunkIndices[i];
uint32_t boneIndex = model.chunkIdToBoneMap[chunkIndex];
if (boneIndex != SubModel::INVALID_BONE_ID)
{
m_visibleBones.push_back(boneIndex);
}
}
}
model.skinnedRenderMesh->updateVisibleMeshes(m_visibleBones);
}
m_visibleActorsDirty = false;
}
// update and pass chunk transforms
const ExtPxChunk* chunks = m_blastAsset.getPxAsset()->getChunks();
const ExtPxSubchunk* subChunks = m_blastAsset.getPxAsset()->getSubchunks();
for (const SubModel& model : m_subModels)
{
m_visibleBoneTransforms.clear();
for (const ExtPxActor* actor : m_visibleActors)
{
const uint32_t* chunkIndices = actor->getChunkIndices();
uint32_t chunkCount = actor->getChunkCount();
for (uint32_t i = 0; i < chunkCount; ++i)
{
uint32_t chunkIndex = chunkIndices[i];
uint32_t boneIndex = model.chunkIdToBoneMap[chunkIndex];
if (boneIndex != SubModel::INVALID_BONE_ID)
{
m_visibleBoneTransforms.push_back(PxMat44(actor->getPhysXActor().getGlobalPose() * subChunks[chunks[chunkIndex].firstSubchunkIndex].transform));
}
}
}
model.skinnedRenderMesh->updateVisibleMeshTransforms(m_visibleBoneTransforms);
}
}
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