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kraken/kraken/KRResource+fbx.cpp
Kearwood Gilbert d69699230a Updated HEaders
2021-08-16 16:35:36 -07:00

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//
// KRResource+fbx.cpp
// Kraken Engine
//
// Copyright 2021 Kearwood Gilbert. All rights reserved.
//
// Redistribution and use in source and binary forms, with or without modification, are
// permitted provided that the following conditions are met:
//
// 1. Redistributions of source code must retain the above copyright notice, this list of
// conditions and the following disclaimer.
//
// 2. Redistributions in binary form must reproduce the above copyright notice, this list
// of conditions and the following disclaimer in the documentation and/or other materials
// provided with the distribution.
//
// THIS SOFTWARE IS PROVIDED BY KEARWOOD GILBERT ''AS IS'' AND ANY EXPRESS OR IMPLIED
// WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
// FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL KEARWOOD GILBERT OR
// CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
// CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
// SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
// ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
// NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
// ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
//
// The views and conclusions contained in the software and documentation are those of the
// authors and should not be interpreted as representing official policies, either expressed
// or implied, of Kearwood Gilbert.
//
#include "KREngine-common.h"
#include "fbxsdk.h"
#include "KRResource.h"
#include "KRMesh.h"
#include "KRMaterial.h"
#include "KRLight.h"
#include "KRPointLight.h"
#include "KRDirectionalLight.h"
#include "KRSpotLight.h"
#include "KRNode.h"
#include "KRScene.h"
#include "KRBone.h"
#include "KRLocator.h"
#include "KRBundle.h"
#include "KRModel.h"
#include "KRLODGroup.h"
#include "KRLODSet.h"
#include "KRCollider.h"
#ifdef IOS_REF
#undef IOS_REF
#define IOS_REF (*(pSdkManager->GetIOSettings()))
#endif
#define warning(e,s) if(!(e))KRContext::Log(KRContext::LOG_LEVEL_WARNING, "%s\n",s)
void InitializeSdkObjects(FbxManager*& pSdkManager, FbxScene*& pScene);
void DestroySdkObjects(FbxManager* pSdkManager);
bool LoadScene(FbxManager* pSdkManager, FbxDocument* pScene, const char* pFilename);
KRAnimation *LoadAnimation(KRContext &context, FbxAnimStack* pAnimStack);
KRAnimationCurve *LoadAnimationCurve(KRContext &context, FbxAnimCurve* pAnimCurve);
KRAnimationLayer *LoadAnimationLayer(KRContext &context, FbxAnimLayer *pAnimLayer);
void LoadNode(FbxScene* pFbxScene, KRNode *parent_node, FbxGeometryConverter *pGeometryConverter, FbxNode* pNode);
//void BakeNode(KFbxNode* pNode);
void LoadMaterial(KRContext &context, FbxSurfaceMaterial *pMaterial);
void LoadMesh(KRContext &context, FbxScene* pFbxScene, FbxGeometryConverter *pGeometryConverter, FbxMesh* pMesh);
KRNode *LoadMesh(KRNode *parent_node, FbxScene* pFbxScene, FbxGeometryConverter *pGeometryConverter, FbxNode* pNode);
KRNode *LoadLight(KRNode *parent_node, FbxNode* pNode);
KRNode *LoadSkeleton(KRNode *parent_node, FbxScene* pScene, FbxNode* pNode);
KRNode *LoadLocator(KRNode *parent_node, FbxScene* pScene, FbxNode* pNode);
KRNode *LoadCamera(KRNode *parent_node, FbxNode* pNode);
std::string GetFbxObjectName(FbxObject *obj);
const float KRAKEN_FBX_ANIMATION_FRAMERATE = 30.0f; // FINDME - This should be configurable
std::string GetFbxObjectName(FbxObject *obj)
{
bool is_locator = false;
FbxNode *node = FbxCast<FbxNode>(obj);
if(node) {
FbxNodeAttribute::EType attribute_type = (node->GetNodeAttribute()->GetAttributeType());
if(attribute_type == FbxNodeAttribute::eNull) {
FbxNull* pSourceNull = (FbxNull*) node->GetNodeAttribute();
if(pSourceNull->Look.Get() == FbxNull::eCross ) {
is_locator = true;
}
}
}
// Object names from FBX files are now concatenated with the FBX numerical ID to ensure that they are unique
// TODO - This should be updated to only add a prefix or suffix if needed to make the name unique
if(is_locator) {
// We do not rename locators
return std::string(obj->GetName());
} else if(strncmp(obj->GetName(), "so_", 3) == 0) {
// An so_ prefix indicates that this is a "Scriptable Object" that should not have the name decorated;
return obj->GetName();
} else if(strcmp(obj->GetName(), "default_camera") == 0) {
// There is currently support for rendering from only one camera, "default_camera". We don't translate this node's name, so that animations can drive the camera
return "default_camera";
} else {
std::stringstream st;
st << "fbx_";
st << obj->GetUniqueID();
if(strlen(obj->GetName()) != 0) {
st << "_";
st << obj->GetName();
}
return st.str();
}
}
void KRResource::LoadFbx(KRContext &context, const std::string& path)
{
KRScene *pScene = new KRScene(context, KRResource::GetFileBase(path));
context.getSceneManager()->add(pScene);
FbxManager* lSdkManager = NULL;
FbxScene* pFbxScene = NULL;
bool lResult;
FbxGeometryConverter *pGeometryConverter = NULL;
// Prepare the FBX SDK.
InitializeSdkObjects(lSdkManager, pFbxScene);
// Initialize Geometry Converter
pGeometryConverter = new FbxGeometryConverter(lSdkManager);
// Load the scene.
lResult = LoadScene(lSdkManager, pFbxScene, path.c_str());
// Triangulate the scene.
lResult = pGeometryConverter->Triangulate(pFbxScene, true);
FbxNode* pNode = pFbxScene->GetRootNode();
// ----====---- Bake pivots into transforms, as Kraken doesn't support them directly ----====----
/*
printf("Baking pivots...\n");
if(pNode) {
pNode->ResetPivotSetAndConvertAnimation();
}
*/
// ----====---- Import Animation Layers ----====----
KRContext::Log(KRContext::LOG_LEVEL_INFORMATION, "\nLoading animations...");
int animation_count = pFbxScene->GetSrcObjectCount<FbxAnimStack>();
for(int i = 0; i < animation_count; i++) {
FbxAnimStack *animation = pFbxScene->GetSrcObject<FbxAnimStack>(i);
KRContext::Log(KRContext::LOG_LEVEL_INFORMATION, " Animation %i of %i: %s", i+1, animation_count, animation->GetName());
KRAnimation *new_animation = LoadAnimation(context, animation);
if(new_animation) {
context.getAnimationManager()->addAnimation(new_animation);
}
}
// ----====---- Import Animation Curves ----====----
KRContext::Log(KRContext::LOG_LEVEL_INFORMATION, "\nLoading animation curves...");
int curve_count = pFbxScene->GetSrcObjectCount<FbxAnimCurve>();
for(int i=0; i < curve_count; i++) {
FbxAnimCurve *curve = pFbxScene->GetSrcObject<FbxAnimCurve>(i);
KRContext::Log(KRContext::LOG_LEVEL_INFORMATION, " Animation Curve %i of %i: %s", i+1, curve_count, curve->GetName());
KRAnimationCurve *new_curve = LoadAnimationCurve(context, curve);
if(new_curve) {
KRContext::Log(KRContext::LOG_LEVEL_INFORMATION, "Adding a curve");
context.getAnimationCurveManager()->addAnimationCurve(new_curve);
}
}
// ----====---- Import Materials ----====----
int material_count = pFbxScene->GetSrcObjectCount<FbxSurfaceMaterial>();
KRContext::Log(KRContext::LOG_LEVEL_INFORMATION, "\nLoading materials...");
for(int i=0; i < material_count; i++) {
FbxSurfaceMaterial *material = pFbxScene->GetSrcObject<FbxSurfaceMaterial>(i);
KRContext::Log(KRContext::LOG_LEVEL_INFORMATION, " Material %i of %i: %s", i+1, material_count, material->GetName());
LoadMaterial(context, material);
}
// ----====---- Import Meshes ----====----
int mesh_count = pFbxScene->GetSrcObjectCount<FbxMesh>();
KRContext::Log(KRContext::LOG_LEVEL_INFORMATION, "Loading meshes...");
for(int i=0; i < mesh_count; i++) {
FbxMesh *mesh = pFbxScene->GetSrcObject<FbxMesh>(i);
KRContext::Log(KRContext::LOG_LEVEL_INFORMATION, " Mesh %i of %i: %s", i+1, mesh_count, mesh->GetNode()->GetName());
LoadMesh(context, pFbxScene, pGeometryConverter, mesh);
}
// ----====---- Import Textures ----====----
int texture_count = pFbxScene->GetSrcObjectCount<FbxFileTexture>();
KRContext::Log(KRContext::LOG_LEVEL_INFORMATION, "Loading textures...");
for(int i=0; i < texture_count; i++) {
FbxFileTexture *texture = pFbxScene->GetSrcObject<FbxFileTexture>(i);
const char *file_name = texture->GetFileName();
KRContext::Log(KRContext::LOG_LEVEL_INFORMATION, " Texture %i of %i: %s", i+1, texture_count, (KRResource::GetFileBase(file_name) + "." + KRResource::GetFileExtension(file_name)).c_str());
context.loadResource(file_name);
}
// ----====---- Import Scene Graph Nodes ----====----
KRContext::Log(KRContext::LOG_LEVEL_INFORMATION, "Loading scene graph...");
if(pNode)
{
for(int i = 0; i < pNode->GetChildCount(); i++)
{
LoadNode(pFbxScene, pScene->getRootNode(), pGeometryConverter, pNode->GetChild(i));
}
}
DestroySdkObjects(lSdkManager);
}
void InitializeSdkObjects(FbxManager*& pSdkManager, FbxScene*& pScene)
{
// The first thing to do is to create the FBX SDK manager which is the
// object allocator for almost all the classes in the SDK.
pSdkManager = FbxManager::Create();
if (!pSdkManager)
{
KRContext::Log(KRContext::LOG_LEVEL_ERROR, "Unable to create the FBX SDK manager");
exit(0);
}
// create an IOSettings object
FbxIOSettings * ios = FbxIOSettings::Create(pSdkManager, IOSROOT );
pSdkManager->SetIOSettings(ios);
// Load plugins from the executable directory
FbxString lPath = FbxGetApplicationDirectory();
#if defined(_WIN32) || defined(_WIN64)
FbxString lExtension = "dll";
#elif TARGET_OS_MAC
FbxString lExtension = "dylib";
#elif TARGET_OS_UNIX
FbxString lExtension = "so";
#elif
#error Unsupported Platform
#endif
pSdkManager->LoadPluginsDirectory(lPath.Buffer(), lExtension.Buffer());
// Create the entity that will hold the scene.
pScene = FbxScene::Create(pSdkManager,"");
}
void DestroySdkObjects(FbxManager* pSdkManager)
{
// Delete the FBX SDK manager. All the objects that have been allocated
// using the FBX SDK manager and that haven't been explicitly destroyed
// are automatically destroyed at the same time.
if (pSdkManager) pSdkManager->Destroy();
pSdkManager = NULL;
}
bool LoadScene(FbxManager* pSdkManager, FbxDocument* pScene, const char* pFilename)
{
int lFileMajor, lFileMinor, lFileRevision;
int lSDKMajor, lSDKMinor, lSDKRevision;
//int lFileFormat = -1;
int lAnimStackCount;
bool lStatus;
char lPassword[1024];
// Get the file version number generate by the FBX SDK.
FbxManager::GetFileFormatVersion(lSDKMajor, lSDKMinor, lSDKRevision);
// Create an importer.
FbxImporter* lImporter = FbxImporter::Create(pSdkManager,"");
// Initialize the importer by providing a filename.
const bool lImportStatus = lImporter->Initialize(pFilename, -1, pSdkManager->GetIOSettings());
lImporter->GetFileVersion(lFileMajor, lFileMinor, lFileRevision);
if( !lImportStatus )
{
FbxStatus &status = lImporter->GetStatus();
KRContext::Log(KRContext::LOG_LEVEL_ERROR, "Call to KFbxImporter::Initialize() failed.\nError returned: %s", status.GetErrorString());
if (status.GetCode() == FbxStatus::EStatusCode::eInvalidFileVersion)
{
KRContext::Log(KRContext::LOG_LEVEL_INFORMATION, "FBX version number for this FBX SDK is %d.%d.%d", lSDKMajor, lSDKMinor, lSDKRevision);
KRContext::Log(KRContext::LOG_LEVEL_INFORMATION, "FBX version number for file %s is %d.%d.%d", pFilename, lFileMajor, lFileMinor, lFileRevision);
}
return false;
}
KRContext::Log(KRContext::LOG_LEVEL_INFORMATION, "FBX version number for this FBX SDK is %d.%d.%d", lSDKMajor, lSDKMinor, lSDKRevision);
if(!lImporter->IsFBX()) {
KRContext::Log(KRContext::LOG_LEVEL_ERROR, "ERROR Unrecognized FBX File");
return false;
}
KRContext::Log(KRContext::LOG_LEVEL_INFORMATION, "FBX version number for file %s is %d.%d.%d\n", pFilename, lFileMajor, lFileMinor, lFileRevision);
// From this point, it is possible to access animation stack information without
// the expense of loading the entire file.
KRContext::Log(KRContext::LOG_LEVEL_INFORMATION, "Animation Stack Information");
lAnimStackCount = lImporter->GetAnimStackCount();
KRContext::Log(KRContext::LOG_LEVEL_INFORMATION, " Number of Animation Stacks: %d", lAnimStackCount);
KRContext::Log(KRContext::LOG_LEVEL_INFORMATION, " Current Animation Stack: \"%s\"", lImporter->GetActiveAnimStackName().Buffer());
// Set the import states. By default, the import states are always set to
// true. The code below shows how to change these states.
IOS_REF.SetBoolProp(IMP_FBX_MATERIAL, true);
IOS_REF.SetBoolProp(IMP_FBX_TEXTURE, true);
IOS_REF.SetBoolProp(IMP_FBX_LINK, true);
IOS_REF.SetBoolProp(IMP_FBX_SHAPE, true);
IOS_REF.SetBoolProp(IMP_FBX_GOBO, true);
IOS_REF.SetBoolProp(IMP_FBX_ANIMATION, true);
IOS_REF.SetBoolProp(IMP_FBX_GLOBAL_SETTINGS, true);
// Import the scene.
lStatus = lImporter->Import(pScene);
if(lStatus == false && lImporter->GetStatus().GetCode() == FbxStatus::EStatusCode::ePasswordError)
{
printf("Please enter password: ");
lPassword[0] = '\0';
scanf("%s", lPassword);
FbxString lString(lPassword);
IOS_REF.SetStringProp(IMP_FBX_PASSWORD, lString);
IOS_REF.SetBoolProp(IMP_FBX_PASSWORD_ENABLE, true);
lStatus = lImporter->Import(pScene);
if(lStatus == false && lImporter->GetStatus().GetCode() == FbxStatus::EStatusCode::ePasswordError)
{
printf("\nPassword is wrong, import aborted.\n");
}
}
// // ----====---- Start: Bake pivots into transforms, as Kraken doesn't support them directly ----====----
//
// printf("Baking pivots...\n");
// KFbxNode* pNode = ((KFbxScene*)pScene)->GetRootNode();
//// BakeNode(pNode);
//
// for(i = 0; i < lAnimStackCount; i++)
// {
// KFbxTakeInfo* lTakeInfo = lImporter->GetTakeInfo(i);
//
// printf(" Animation: \"%s\"\n", lTakeInfo->mName.Buffer());
//
// //pNode->ConvertPivotAnimationRecursive(lTakeInfo->mName.Buffer(), KFbxNode::eDestinationPivot, KRAKEN_FBX_ANIMATION_FRAMERATE);
// pNode->ResetPivotSetAndConvertAnimation();
//
// }
//// pNode->ConvertPivotAnimationRecursive(NULL, KFbxNode::eDestinationPivot, KRAKEN_FBX_ANIMATION_FRAMERATE);
//// pNode->UpdatePropertiesFromPivotsAndLimits();
//
// // ----====---- End: Bake pivots into transforms, as Kraken doesn't support them directly ----====----
// // ----====---- Bake pivots into transforms, as Kraken doesn't support them directly ----====----
//
// printf("Baking pivots...\n");
// KFbxNode* pNode = ((KFbxScene*)pScene)->GetRootNode();
// if(pNode) {
// pNode->ResetPivotSetAndConvertAnimation();
// }
// Destroy the importer.
lImporter->Destroy();
return lStatus;
}
KRAnimation *LoadAnimation(KRContext &context, FbxAnimStack* pAnimStack)
{
KRContext::Log(KRContext::LOG_LEVEL_INFORMATION, "Loading animation: \"%s\"", pAnimStack->GetName());
KRAnimation *new_animation = new KRAnimation(context, pAnimStack->GetName());
int cLayers = pAnimStack->GetMemberCount<FbxAnimLayer>();
new_animation->setDuration(pAnimStack->LocalStop.Get().GetSecondDouble());
for(int iLayer=0; iLayer < cLayers; iLayer++) {
new_animation->addLayer(LoadAnimationLayer(context, pAnimStack->GetMember<FbxAnimLayer>(iLayer)));
}
return new_animation;
}
KRAnimationCurve *LoadAnimationCurve(KRContext &context, FbxAnimCurve* pAnimCurve)
{
std::string name = GetFbxObjectName(pAnimCurve);
KRContext::Log(KRContext::LOG_LEVEL_INFORMATION, "Loading animation curve: \"%s\"", name.c_str());
FbxTimeSpan time_span;
if(!pAnimCurve->GetTimeInterval(time_span)) {
KRContext::Log(KRContext::LOG_LEVEL_ERROR, "Failed to get time interval.");
return NULL;
}
float dest_frame_rate = 30.0f; // FINDME, TODO - This needs to be dynamic
int frame_start = time_span.GetStart().GetSecondDouble() * dest_frame_rate;
int frame_count = (time_span.GetStop().GetSecondDouble() * dest_frame_rate) - frame_start;
KRContext::Log(KRContext::LOG_LEVEL_INFORMATION, " animation start %d and frame count %d", frame_start, frame_count);
KRAnimationCurve *new_curve = new KRAnimationCurve(context, name);
new_curve->setFrameRate(dest_frame_rate);
new_curve->setFrameStart(frame_start);
new_curve->setFrameCount(frame_count);
// Resample animation curve
int last_frame = 0; // Used by FBX sdk for faster keyframe searches
for(int frame_number=0; frame_number < frame_count; frame_number++) {
float frame_seconds = (frame_start + frame_number) / dest_frame_rate;
FbxTime frame_time;
frame_time.SetSecondDouble(frame_seconds);
float frame_value = pAnimCurve->Evaluate(frame_time, &last_frame);
// printf(" Frame %i / %i: %.6f\n", frame_number, frame_count, frame_value);
if (0 == frame_number) KRContext::Log(KRContext::LOG_LEVEL_INFORMATION, "Value at starting key frame = %3.3f", frame_value);
new_curve->setValue(frame_number+frame_start, frame_value);
// BUG FIX Dec 2, 2013 .. changed frame_number to frame_number+frame_start
// setValue(frame_number, frame_value) clamps the frame_number range between frame_start : frame_start+frame_count
}
return new_curve;
}
KRAnimationLayer *LoadAnimationLayer(KRContext &context, FbxAnimLayer *pAnimLayer)
{
KRAnimationLayer *new_layer = new KRAnimationLayer(context);
new_layer->setName(pAnimLayer->GetName());
new_layer->setWeight(pAnimLayer->Weight.Get() / 100.0f);
switch(pAnimLayer->BlendMode.Get()) {
case FbxAnimLayer::eBlendAdditive:
new_layer->setBlendMode(KRAnimationLayer::KRENGINE_ANIMATION_BLEND_MODE_ADDITIVE);
break;
case FbxAnimLayer::eBlendOverride:
new_layer->setBlendMode(KRAnimationLayer::KRENGINE_ANIMATION_BLEND_MODE_OVERRIDE);
break;
case FbxAnimLayer::eBlendOverridePassthrough:
new_layer->setBlendMode(KRAnimationLayer::KRENGINE_ANIMATION_BLEND_MODE_OVERRIDE_PASSTHROUGH);
break;
}
switch(pAnimLayer->RotationAccumulationMode.Get()) {
case FbxAnimLayer::eRotationByLayer:
new_layer->setRotationAccumulationMode(KRAnimationLayer::KRENGINE_ANIMATION_ROTATION_ACCUMULATION_BY_LAYER);
break;
case FbxAnimLayer::eRotationByChannel:
new_layer->setRotationAccumulationMode(KRAnimationLayer::KRENGINE_ANIMATION_ROTATION_ACCUMULATION_BY_CHANNEL);
break;
}
switch(pAnimLayer->ScaleAccumulationMode.Get()) {
case FbxAnimLayer::eScaleAdditive:
new_layer->setScaleAccumulationMode(KRAnimationLayer::KRENGINE_ANIMATION_SCALE_ACCUMULATION_ADDITIVE);
break;
case FbxAnimLayer::eScaleMultiply:
new_layer->setScaleAccumulationMode(KRAnimationLayer::KRENGINE_ANIMATION_SCALE_ACCUMULATION_MULTIPLY);
break;
}
return new_layer;
}
//
//void BakeNode(KFbxNode *pNode) {
//
// pNode->SetPivotState(KFbxNode::eSourcePivot, KFbxNode::ePivotActive);
// pNode->SetPivotState(KFbxNode::eDestinationPivot, KFbxNode::ePivotActive);
//
// // Pass the current value to the source pivot.
//// * - Rotation offset (Roff)
//// * - Rotation pivot (Rp)
//// * - Pre-rotation (Rpre)
//// * - Post-rotation (Rpost)
//// * - Scaling offset (Soff)
//// * - Scaling pivot (Sp)
//// * - Geometric translation (Gt)
//// * - Geometric rotation (Gr)
//// * - Geometric scaling (Gs)
// /*
// pNode->SetPostRotation(KFbxNode::eSourcePivot, pNode->PostRotation.Get());
// pNode->SetPreRotation(KFbxNode::eSourcePivot, pNode->PreRotation.Get());
// pNode->SetRotationOffset(KFbxNode::eSourcePivot, pNode->RotationOffset.Get());
// pNode->SetScalingOffset(KFbxNode::eSourcePivot, pNode->ScalingOffset.Get());
// pNode->SetRotationPivot(KFbxNode::eSourcePivot, pNode->RotationPivot.Get());
// pNode->SetScalingPivot(KFbxNode::eSourcePivot, pNode->ScalingPivot.Get());
// pNode->SetGeometricRotation(KFbxNode::eSourcePivot, pNode->GeometricRotation.Get());
// pNode->SetGeometricTranslation(KFbxNode::eSourcePivot, pNode->GeometricTranslation.Get());
// pNode->SetGeometricScaling(KFbxNode::eSourcePivot, pNode->GeometricScaling.Get());
// pNode->SetRotationOrder(KFbxNode::eSourcePivot, pNode->RotationOrder.Get());
// */
//
// // We want to set all these to 0 and bake them into the transforms.
// KFbxVector4 lZero(0.0, 0.0, 0.0);
// KFbxVector4 lOne(1.0, 1.0, 1.0);
// pNode->SetPostRotation(KFbxNode::eDestinationPivot, lZero);
// pNode->SetPreRotation(KFbxNode::eDestinationPivot, lZero);
// pNode->SetRotationOffset(KFbxNode::eDestinationPivot, lZero);
// pNode->SetScalingOffset(KFbxNode::eDestinationPivot, lZero);
// pNode->SetRotationPivot(KFbxNode::eDestinationPivot, lZero);
// pNode->SetScalingPivot(KFbxNode::eDestinationPivot, lZero);
// pNode->SetGeometricRotation(KFbxNode::eDestinationPivot, lZero);
// pNode->SetGeometricTranslation(KFbxNode::eDestinationPivot, lZero);
// pNode->SetGeometricScaling(KFbxNode::eDestinationPivot, lOne);
// pNode->SetRotationOrder(KFbxNode::eDestinationPivot, eEULER_XYZ);
//
//
// /*
// FbxVector4 lZero(0,0,0);
// FbxVector4 lOne(1,1,1);
// pNode->SetPivotState(FbxNode::eSourcePivot, FbxNode::ePivotActive);
// pNode->SetPivotState(FbxNode::eDestinationPivot, FbxNode::ePivotActive);
//
// EFbxRotationOrder lRotationOrder;
// pNode->GetRotationOrder(FbxNode::eSourcePivot , lRotationOrder);
// pNode->SetRotationOrder(FbxNode::eDestinationPivot , lRotationOrder);
//
// //For cameras and lights (without targets) let's compensate the postrotation.
// if( pNode->GetCamera() || pNode->GetLight() )
// {
// if( !pNode->GetTarget() )
// {
// FbxVector4 lRV(90, 0, 0);
// if( pNode->GetCamera() )
// lRV.Set(0, 90, 0);
//
// FbxVector4 prV = pNode->GetPostRotation(FbxNode::eSourcePivot);
// FbxAMatrix lSourceR;
// FbxAMatrix lR(lZero, lRV, lOne);
// FbxVector4 res = prV;
//
// // Rotation order don't affect post rotation, so just use the default XYZ order
// FbxRotationOrder rOrder;
// rOrder.V2M(lSourceR, res);
//
// lR = lSourceR * lR;
// rOrder.M2V(res, lR);
// prV = res;
// pNode->SetPostRotation(FbxNode::eSourcePivot, prV);
// pNode->SetRotationActive(true);
// }
//
// // Point light do not need to be adjusted (since they radiate in all the directions).
// if( pNode->GetLight() && pNode->GetLight()->LightType.Get() == FbxLight::ePoint )
// {
// pNode->SetPostRotation(FbxNode::eSourcePivot, FbxVector4(0,0,0,0));
// }
// }
// // apply Pre rotations only on bones / end of chains
// if( pNode->GetNodeAttribute() && pNode->GetNodeAttribute()->GetAttributeType() == FbxNodeAttribute::eSkeleton
// || (pNode->GetMarker() && pNode->GetMarker()->GetType() == FbxMarker::eEffectorFK)
// || (pNode->GetMarker() && pNode->GetMarker()->GetType() == FbxMarker::eEffectorIK) )
// {
// if( pNode->GetRotationActive() )
// {
// pNode->SetPreRotation(FbxNode::eDestinationPivot, pNode->GetPreRotation(FbxNode::eSourcePivot));
// }
//
// // No pivots on bones
// pNode->SetRotationPivot(FbxNode::eDestinationPivot, lZero);
// pNode->SetScalingPivot(FbxNode::eDestinationPivot, lZero);
// pNode->SetRotationOffset(FbxNode::eDestinationPivot,lZero);
// pNode->SetScalingOffset(FbxNode::eDestinationPivot, lZero);
// }
// else
// {
// // any other type: no pre-rotation support but...
// pNode->SetPreRotation(FbxNode::eDestinationPivot, lZero);
//
// // support for rotation and scaling pivots.
// pNode->SetRotationPivot(FbxNode::eDestinationPivot, pNode->GetRotationPivot(FbxNode::eSourcePivot));
// pNode->SetScalingPivot(FbxNode::eDestinationPivot, pNode->GetScalingPivot(FbxNode::eSourcePivot));
// // Rotation and scaling offset are supported
// pNode->SetRotationOffset(FbxNode::eDestinationPivot, pNode->GetRotationOffset(FbxNode::eSourcePivot));
// pNode->SetScalingOffset(FbxNode::eDestinationPivot, pNode->GetScalingOffset(FbxNode::eSourcePivot));
// //
// // If we don't "support" scaling pivots, we can simply do:
// // pNode->SetRotationPivot(FbxNode::eDestinationPivot, lZero);
// // pNode->SetScalingPivot(FbxNode::eDestinationPivot, lZero);
// }
// */
//
// // Bake child nodes
// for(int i = 0; i < pNode->GetChildCount(); i++)
// {
// BakeNode(pNode->GetChild(i));
// }
//}
void LoadNode(FbxScene* pFbxScene, KRNode *parent_node, FbxGeometryConverter *pGeometryConverter, FbxNode* pNode) {
FbxVector4 lTmpVector;
pNode->UpdatePropertiesFromPivotsAndLimits();
FbxSystemUnit system_unit = pFbxScene->GetGlobalSettings().GetSystemUnit();
// Transform = T * Roff * Rp * Rpre * R * Rpost * inverse(Rp) * Soff * Sp * S * inverse(Sp)
int node_has_n_points = 0; // this will be 3 if the node_frame_key_position is complete after the import animated properties loop
Vector3 node_key_frame_position = Vector3(0.0, 0.0, 0.0);
// ADDED 3, 2013 by Peter to store the key frame (start location) of an animation
// the x, y, z translation position of the animation will be extracted from the curves
// as they are added to the animation layer in the loop below ..
// Import animated properties
int animation_count = pFbxScene->GetSrcObjectCount<FbxAnimStack>();
for(int i = 0; i < animation_count; i++) {
// FbxAnimStack* pAnimStack = FbxCast<FbxAnimStack>(pFbxScene->GetSrcObject(FBX_TYPE(FbxAnimStack), i));
FbxAnimStack* pAnimStack = pFbxScene->GetSrcObject<FbxAnimStack>(i);
KRAnimation *pAnimation = parent_node->getContext().getAnimationManager()->getAnimation(pAnimStack->GetName());
if(pAnimation) {
int cLayers = pAnimStack->GetMemberCount<FbxAnimLayer>();
for(int iLayer=0; iLayer < cLayers; iLayer++) {
FbxAnimLayer *pFbxAnimLayer = pAnimStack->GetMember<FbxAnimLayer>(iLayer);
// float weight = pFbxAnimLayer->Weight.Get();
KRAnimationLayer *pAnimationLayer = pAnimation->getLayer(pFbxAnimLayer->GetName());
FbxAnimCurve *pAnimCurve = pNode->LclRotation.GetCurve(pFbxAnimLayer, FBXSDK_CURVENODE_COMPONENT_X);
if(pAnimCurve) {
KRAnimationAttribute *new_attribute = new KRAnimationAttribute(parent_node->getContext());
new_attribute->setCurveName(GetFbxObjectName(pAnimCurve));
new_attribute->setTargetName(GetFbxObjectName(pNode));
new_attribute->setTargetAttribute(KRNode::KRENGINE_NODE_ATTRIBUTE_ROTATE_X);
pAnimationLayer->addAttribute(new_attribute);
}
pAnimCurve = pNode->LclRotation.GetCurve(pFbxAnimLayer, FBXSDK_CURVENODE_COMPONENT_Y);
if(pAnimCurve) {
KRAnimationAttribute *new_attribute = new KRAnimationAttribute(parent_node->getContext());
new_attribute->setCurveName(GetFbxObjectName(pAnimCurve));
new_attribute->setTargetName(GetFbxObjectName(pNode));
new_attribute->setTargetAttribute(KRNode::KRENGINE_NODE_ATTRIBUTE_ROTATE_Y);
pAnimationLayer->addAttribute(new_attribute);
}
pAnimCurve = pNode->LclRotation.GetCurve(pFbxAnimLayer, FBXSDK_CURVENODE_COMPONENT_Z);
if(pAnimCurve) {
KRAnimationAttribute *new_attribute = new KRAnimationAttribute(parent_node->getContext());
new_attribute->setCurveName(GetFbxObjectName(pAnimCurve));
new_attribute->setTargetName(GetFbxObjectName(pNode));
new_attribute->setTargetAttribute(KRNode::KRENGINE_NODE_ATTRIBUTE_ROTATE_Z);
pAnimationLayer->addAttribute(new_attribute);
}
pAnimCurve = pNode->LclTranslation.GetCurve(pFbxAnimLayer, FBXSDK_CURVENODE_COMPONENT_X);
if(pAnimCurve) {
KRAnimationAttribute *new_attribute = new KRAnimationAttribute(parent_node->getContext());
new_attribute->setCurveName(GetFbxObjectName(pAnimCurve));
new_attribute->setTargetName(GetFbxObjectName(pNode));
new_attribute->setTargetAttribute(KRNode::KRENGINE_NODE_ATTRIBUTE_TRANSLATE_X);
KRAnimationCurve *curve = new_attribute->getCurve();
node_key_frame_position.x = curve->getValue(curve->getFrameStart());
node_has_n_points++;
// ADDED Dec 3, 2013 by Peter to extract start location key frame
pAnimationLayer->addAttribute(new_attribute);
}
pAnimCurve = pNode->LclTranslation.GetCurve(pFbxAnimLayer, FBXSDK_CURVENODE_COMPONENT_Y);
if(pAnimCurve) {
KRAnimationAttribute *new_attribute = new KRAnimationAttribute(parent_node->getContext());
new_attribute->setCurveName(GetFbxObjectName(pAnimCurve));
new_attribute->setTargetName(GetFbxObjectName(pNode));
new_attribute->setTargetAttribute(KRNode::KRENGINE_NODE_ATTRIBUTE_TRANSLATE_Y);
KRAnimationCurve *curve = new_attribute->getCurve();
node_key_frame_position.y = curve->getValue(curve->getFrameStart());
node_has_n_points++;
// ADDED Dec 3, 2013 by Peter to extract start location key frame
pAnimationLayer->addAttribute(new_attribute);
}
pAnimCurve = pNode->LclTranslation.GetCurve(pFbxAnimLayer, FBXSDK_CURVENODE_COMPONENT_Z);
if(pAnimCurve) {
KRAnimationAttribute *new_attribute = new KRAnimationAttribute(parent_node->getContext());
new_attribute->setCurveName(GetFbxObjectName(pAnimCurve));
new_attribute->setTargetName(GetFbxObjectName(pNode));
new_attribute->setTargetAttribute(KRNode::KRENGINE_NODE_ATTRIBUTE_TRANSLATE_Z);
KRAnimationCurve *curve = new_attribute->getCurve();
node_key_frame_position.z = curve->getValue(curve->getFrameStart());
node_has_n_points++;
// ADDED Dec 3, 2013 by Peter to extract start location key frame
pAnimationLayer->addAttribute(new_attribute);
}
pAnimCurve = pNode->LclScaling.GetCurve(pFbxAnimLayer, FBXSDK_CURVENODE_COMPONENT_X);
if(pAnimCurve) {
KRAnimationAttribute *new_attribute = new KRAnimationAttribute(parent_node->getContext());
new_attribute->setCurveName(GetFbxObjectName(pAnimCurve));
new_attribute->setTargetName(GetFbxObjectName(pNode));
new_attribute->setTargetAttribute(KRNode::KRENGINE_NODE_ATTRIBUTE_SCALE_X);
pAnimationLayer->addAttribute(new_attribute);
}
pAnimCurve = pNode->LclScaling.GetCurve(pFbxAnimLayer, FBXSDK_CURVENODE_COMPONENT_Y);
if(pAnimCurve) {
KRAnimationAttribute *new_attribute = new KRAnimationAttribute(parent_node->getContext());
new_attribute->setCurveName(GetFbxObjectName(pAnimCurve));
new_attribute->setTargetName(GetFbxObjectName(pNode));
new_attribute->setTargetAttribute(KRNode::KRENGINE_NODE_ATTRIBUTE_SCALE_Y);
pAnimationLayer->addAttribute(new_attribute);
}
pAnimCurve = pNode->LclScaling.GetCurve(pFbxAnimLayer, FBXSDK_CURVENODE_COMPONENT_Z);
if(pAnimCurve) {
KRAnimationAttribute *new_attribute = new KRAnimationAttribute(parent_node->getContext());
new_attribute->setCurveName(GetFbxObjectName(pAnimCurve));
new_attribute->setTargetName(GetFbxObjectName(pNode));
new_attribute->setTargetAttribute(KRNode::KRENGINE_NODE_ATTRIBUTE_SCALE_Z);
pAnimationLayer->addAttribute(new_attribute);
}
pAnimCurve = pNode->PreRotation.GetCurve(pFbxAnimLayer, FBXSDK_CURVENODE_COMPONENT_X);
if(pAnimCurve) {
KRAnimationAttribute *new_attribute = new KRAnimationAttribute(parent_node->getContext());
new_attribute->setCurveName(GetFbxObjectName(pAnimCurve));
new_attribute->setTargetName(GetFbxObjectName(pNode));
new_attribute->setTargetAttribute(KRNode::KRENGINE_NODE_ATTRIBUTE_PRE_ROTATION_X);
pAnimationLayer->addAttribute(new_attribute);
}
pAnimCurve = pNode->PreRotation.GetCurve(pFbxAnimLayer, FBXSDK_CURVENODE_COMPONENT_Y);
if(pAnimCurve) {
KRAnimationAttribute *new_attribute = new KRAnimationAttribute(parent_node->getContext());
new_attribute->setCurveName(GetFbxObjectName(pAnimCurve));
new_attribute->setTargetName(GetFbxObjectName(pNode));
new_attribute->setTargetAttribute(KRNode::KRENGINE_NODE_ATTRIBUTE_PRE_ROTATION_Y);
pAnimationLayer->addAttribute(new_attribute);
}
pAnimCurve = pNode->PreRotation.GetCurve(pFbxAnimLayer, FBXSDK_CURVENODE_COMPONENT_Z);
if(pAnimCurve) {
KRAnimationAttribute *new_attribute = new KRAnimationAttribute(parent_node->getContext());
new_attribute->setCurveName(GetFbxObjectName(pAnimCurve));
new_attribute->setTargetName(GetFbxObjectName(pNode));
new_attribute->setTargetAttribute(KRNode::KRENGINE_NODE_ATTRIBUTE_PRE_ROTATION_Z);
pAnimationLayer->addAttribute(new_attribute);
}
pAnimCurve = pNode->PostRotation.GetCurve(pFbxAnimLayer, FBXSDK_CURVENODE_COMPONENT_X);
if(pAnimCurve) {
KRAnimationAttribute *new_attribute = new KRAnimationAttribute(parent_node->getContext());
new_attribute->setCurveName(GetFbxObjectName(pAnimCurve));
new_attribute->setTargetName(GetFbxObjectName(pNode));
new_attribute->setTargetAttribute(KRNode::KRENGINE_NODE_ATTRIBUTE_POST_ROTATION_X);
pAnimationLayer->addAttribute(new_attribute);
}
pAnimCurve = pNode->PostRotation.GetCurve(pFbxAnimLayer, FBXSDK_CURVENODE_COMPONENT_Y);
if(pAnimCurve) {
KRAnimationAttribute *new_attribute = new KRAnimationAttribute(parent_node->getContext());
new_attribute->setCurveName(GetFbxObjectName(pAnimCurve));
new_attribute->setTargetName(GetFbxObjectName(pNode));
new_attribute->setTargetAttribute(KRNode::KRENGINE_NODE_ATTRIBUTE_POST_ROTATION_Y);
pAnimationLayer->addAttribute(new_attribute);
}
pAnimCurve = pNode->PostRotation.GetCurve(pFbxAnimLayer, FBXSDK_CURVENODE_COMPONENT_Z);
if(pAnimCurve) {
KRAnimationAttribute *new_attribute = new KRAnimationAttribute(parent_node->getContext());
new_attribute->setCurveName(GetFbxObjectName(pAnimCurve));
new_attribute->setTargetName(GetFbxObjectName(pNode));
new_attribute->setTargetAttribute(KRNode::KRENGINE_NODE_ATTRIBUTE_POST_ROTATION_Z);
pAnimationLayer->addAttribute(new_attribute);
}
pAnimCurve = pNode->RotationPivot.GetCurve(pFbxAnimLayer, FBXSDK_CURVENODE_COMPONENT_X);
if(pAnimCurve) {
KRAnimationAttribute *new_attribute = new KRAnimationAttribute(parent_node->getContext());
new_attribute->setCurveName(GetFbxObjectName(pAnimCurve));
new_attribute->setTargetName(GetFbxObjectName(pNode));
new_attribute->setTargetAttribute(KRNode::KRENGINE_NODE_ATTRIBUTE_ROTATION_PIVOT_X);
pAnimationLayer->addAttribute(new_attribute);
}
pAnimCurve = pNode->RotationPivot.GetCurve(pFbxAnimLayer, FBXSDK_CURVENODE_COMPONENT_Y);
if(pAnimCurve) {
KRAnimationAttribute *new_attribute = new KRAnimationAttribute(parent_node->getContext());
new_attribute->setCurveName(GetFbxObjectName(pAnimCurve));
new_attribute->setTargetName(GetFbxObjectName(pNode));
new_attribute->setTargetAttribute(KRNode::KRENGINE_NODE_ATTRIBUTE_ROTATION_PIVOT_Y);
pAnimationLayer->addAttribute(new_attribute);
}
pAnimCurve = pNode->RotationPivot.GetCurve(pFbxAnimLayer, FBXSDK_CURVENODE_COMPONENT_Z);
if(pAnimCurve) {
KRAnimationAttribute *new_attribute = new KRAnimationAttribute(parent_node->getContext());
new_attribute->setCurveName(GetFbxObjectName(pAnimCurve));
new_attribute->setTargetName(GetFbxObjectName(pNode));
new_attribute->setTargetAttribute(KRNode::KRENGINE_NODE_ATTRIBUTE_ROTATION_PIVOT_Z);
pAnimationLayer->addAttribute(new_attribute);
}
pAnimCurve = pNode->ScalingPivot.GetCurve(pFbxAnimLayer, FBXSDK_CURVENODE_COMPONENT_X);
if(pAnimCurve) {
KRAnimationAttribute *new_attribute = new KRAnimationAttribute(parent_node->getContext());
new_attribute->setCurveName(GetFbxObjectName(pAnimCurve));
new_attribute->setTargetName(GetFbxObjectName(pNode));
new_attribute->setTargetAttribute(KRNode::KRENGINE_NODE_ATTRIBUTE_SCALE_PIVOT_X);
pAnimationLayer->addAttribute(new_attribute);
}
pAnimCurve = pNode->ScalingPivot.GetCurve(pFbxAnimLayer, FBXSDK_CURVENODE_COMPONENT_Y);
if(pAnimCurve) {
KRAnimationAttribute *new_attribute = new KRAnimationAttribute(parent_node->getContext());
new_attribute->setCurveName(GetFbxObjectName(pAnimCurve));
new_attribute->setTargetName(GetFbxObjectName(pNode));
new_attribute->setTargetAttribute(KRNode::KRENGINE_NODE_ATTRIBUTE_SCALE_PIVOT_Y);
pAnimationLayer->addAttribute(new_attribute);
}
pAnimCurve = pNode->ScalingPivot.GetCurve(pFbxAnimLayer, FBXSDK_CURVENODE_COMPONENT_Z);
if(pAnimCurve) {
KRAnimationAttribute *new_attribute = new KRAnimationAttribute(parent_node->getContext());
new_attribute->setCurveName(GetFbxObjectName(pAnimCurve));
new_attribute->setTargetName(GetFbxObjectName(pNode));
new_attribute->setTargetAttribute(KRNode::KRENGINE_NODE_ATTRIBUTE_SCALE_PIVOT_Z);
pAnimationLayer->addAttribute(new_attribute);
}
pAnimCurve = pNode->RotationOffset.GetCurve(pFbxAnimLayer, FBXSDK_CURVENODE_COMPONENT_X);
if(pAnimCurve) {
KRAnimationAttribute *new_attribute = new KRAnimationAttribute(parent_node->getContext());
new_attribute->setCurveName(GetFbxObjectName(pAnimCurve));
new_attribute->setTargetName(GetFbxObjectName(pNode));
new_attribute->setTargetAttribute(KRNode::KRENGINE_NODE_ATTRIBUTE_ROTATE_OFFSET_X);
pAnimationLayer->addAttribute(new_attribute);
}
pAnimCurve = pNode->RotationOffset.GetCurve(pFbxAnimLayer, FBXSDK_CURVENODE_COMPONENT_Y);
if(pAnimCurve) {
KRAnimationAttribute *new_attribute = new KRAnimationAttribute(parent_node->getContext());
new_attribute->setCurveName(GetFbxObjectName(pAnimCurve));
new_attribute->setTargetName(GetFbxObjectName(pNode));
new_attribute->setTargetAttribute(KRNode::KRENGINE_NODE_ATTRIBUTE_ROTATE_OFFSET_Y);
pAnimationLayer->addAttribute(new_attribute);
}
pAnimCurve = pNode->RotationOffset.GetCurve(pFbxAnimLayer, FBXSDK_CURVENODE_COMPONENT_Z);
if(pAnimCurve) {
KRAnimationAttribute *new_attribute = new KRAnimationAttribute(parent_node->getContext());
new_attribute->setCurveName(GetFbxObjectName(pAnimCurve));
new_attribute->setTargetName(GetFbxObjectName(pNode));
new_attribute->setTargetAttribute(KRNode::KRENGINE_NODE_ATTRIBUTE_ROTATE_OFFSET_Z);
pAnimationLayer->addAttribute(new_attribute);
}
pAnimCurve = pNode->ScalingOffset.GetCurve(pFbxAnimLayer, FBXSDK_CURVENODE_COMPONENT_X);
if(pAnimCurve) {
KRAnimationAttribute *new_attribute = new KRAnimationAttribute(parent_node->getContext());
new_attribute->setCurveName(GetFbxObjectName(pAnimCurve));
new_attribute->setTargetName(GetFbxObjectName(pNode));
new_attribute->setTargetAttribute(KRNode::KRENGINE_NODE_SCALE_OFFSET_X);
pAnimationLayer->addAttribute(new_attribute);
}
pAnimCurve = pNode->ScalingOffset.GetCurve(pFbxAnimLayer, FBXSDK_CURVENODE_COMPONENT_Y);
if(pAnimCurve) {
KRAnimationAttribute *new_attribute = new KRAnimationAttribute(parent_node->getContext());
new_attribute->setCurveName(GetFbxObjectName(pAnimCurve));
new_attribute->setTargetName(GetFbxObjectName(pNode));
new_attribute->setTargetAttribute(KRNode::KRENGINE_NODE_SCALE_OFFSET_Y);
pAnimationLayer->addAttribute(new_attribute);
}
pAnimCurve = pNode->ScalingOffset.GetCurve(pFbxAnimLayer, FBXSDK_CURVENODE_COMPONENT_Z);
if(pAnimCurve) {
KRAnimationAttribute *new_attribute = new KRAnimationAttribute(parent_node->getContext());
new_attribute->setCurveName(GetFbxObjectName(pAnimCurve));
new_attribute->setTargetName(GetFbxObjectName(pNode));
new_attribute->setTargetAttribute(KRNode::KRENGINE_NODE_SCALE_OFFSET_Z);
pAnimationLayer->addAttribute(new_attribute);
}
}
}
}
FbxDouble3 local_rotation = pNode->LclRotation.Get(); // pNode->GetGeometricRotation(KFbxNode::eSourcePivot);
FbxDouble3 local_translation = pNode->LclTranslation.Get(); // pNode->GetGeometricTranslation(KFbxNode::eSourcePivot);
FbxDouble3 local_scale = pNode->LclScaling.Get(); // pNode->GetGeometricScaling(KFbxNode::eSourcePivot);
bool rotation_active = pNode->RotationActive.Get();
FbxDouble3 post_rotation = pNode->PostRotation.Get();
FbxDouble3 pre_rotation = pNode->PreRotation.Get();
FbxDouble3 rotation_offset = pNode->RotationOffset.Get();
FbxDouble3 scaling_offset = pNode->ScalingOffset.Get();
FbxDouble3 rotation_pivot = pNode->RotationPivot.Get();
FbxDouble3 scaling_pivot = pNode->ScalingPivot.Get();
FbxDouble3 geometric_rotation = pNode->GeometricRotation.Get();
FbxDouble3 geometric_translation = pNode->GeometricTranslation.Get();
FbxDouble3 geometric_scaling = pNode->GeometricScaling.Get();
EFbxRotationOrder rotation_order = pNode->RotationOrder.Get();
FbxVector4 lZero(0.0, 0.0, 0.0);
FbxVector4 lOne(1.0, 1.0, 1.0);
warning((geometric_rotation == lZero), "Geometric Rotation not supported .. 3DSMax file??");
warning((geometric_translation == lZero), "Geometric Rotation not supported .. 3DSMax file??");
warning((geometric_scaling == lOne), "Geometric Rotation not supported .. 3DSMax file??");
warning((rotation_order == eEulerXYZ), "Geometric Rotation not supported .. 3DSMax file??");
// FINDME - node_key_frame_position contains the key frame (start location) for an animation node
// node_has_n_points
// node_key_frame_position
if (3 == node_has_n_points)
KRContext::Log(KRContext::LOG_LEVEL_INFORMATION, "key frame at %2.3f, %2.3f, %2.3f",
node_key_frame_position.x,
node_key_frame_position.y,
node_key_frame_position.z);
//
// The animation curve data is output to the KRNode::KRENGINE_NODE_ATTRIBUTE_TRANSLATE_ X, Y, Z attribute targets
// The actor scripts 'move' command modifies the node's world translations using setWorldTranslation()
//
// QUESTION - where should we store the key frame within the node to make sure it is output into the KRBundle ??
// do we store it as node_local or store it as the world translation? or somewhere else ??
//
Vector3 node_translation = Vector3(local_translation[0], local_translation[1], local_translation[2]); // T * Roff * Rp
Vector3 node_rotation = Vector3(local_rotation[0], local_rotation[1], local_rotation[2]) / 180.0 * M_PI;
Vector3 node_scale = Vector3(local_scale[0], local_scale[1], local_scale[2]);
Vector3 node_rotation_offset = Vector3(rotation_offset[0], rotation_offset[1], rotation_offset[2]);
Vector3 node_scaling_offset = Vector3(scaling_offset[0], scaling_offset[1], scaling_offset[2]);
Vector3 node_rotation_pivot = Vector3(rotation_pivot[0], rotation_pivot[1], rotation_pivot[2]);
Vector3 node_scaling_pivot = Vector3(scaling_pivot[0], scaling_pivot[1], scaling_pivot[2]);
Vector3 node_pre_rotation, node_post_rotation;
if(rotation_active) {
node_pre_rotation = Vector3(pre_rotation[0], pre_rotation[1], pre_rotation[2]) / 180.0 * M_PI;
node_post_rotation = Vector3(post_rotation[0], post_rotation[1], post_rotation[2]) / 180.0 * M_PI;
//&KRF HACK removing this line (above) to prevent the post rotation from corrupting the default light values; the FBX is importing a post rotation and setting it to -90 degrees
} else {
node_pre_rotation = Vector3::Zero();
node_post_rotation = Vector3::Zero();
}
// printf(" Local Translation: %f %f %f\n", local_translation[0], local_translation[1], local_translation[2]);
// printf(" Local Rotation: %f %f %f\n", local_rotation[0], local_rotation[1], local_rotation[2]);
// printf(" Local Scaling: %f %f %f\n", local_scale[0], local_scale[1], local_scale[2]);
FbxNodeAttribute::EType attribute_type = (pNode->GetNodeAttribute()->GetAttributeType());
if(attribute_type == FbxNodeAttribute::eLODGroup) {
std::string name = GetFbxObjectName(pNode);
FbxLODGroup *fbx_lod_group = (FbxLODGroup*) pNode->GetNodeAttribute(); // FbxCast<FbxLODGroup>(pNode);
bool use_world_space_units = fbx_lod_group->WorldSpace.Get();
float group_min_distance = 0.0f;
float group_max_distance = 0.0f;
if(fbx_lod_group->MinMaxDistance.Get()) {
group_min_distance = fbx_lod_group->MinDistance.Get();
group_max_distance = fbx_lod_group->MaxDistance.Get();
}
KRLODSet *lod_set = new KRLODSet(parent_node->getScene(), name);
parent_node->addChild(lod_set);
AABB reference_bounds;
// Create a lod_group node for each fbx child node
int child_count = pNode->GetChildCount();
for(int i = 0; i < child_count; i++)
{
float min_distance = 0;
float max_distance = 0; // 0 for max_distance means infinity
FbxLODGroup::EDisplayLevel display_level;
fbx_lod_group->GetDisplayLevel(i, display_level);
switch(display_level) {
case FbxLODGroup::eUseLOD:
if(i > 0 ) {
FbxDistance d;
fbx_lod_group->GetThreshold(i - 1, d);
min_distance = d.valueAs(system_unit);
}
if(i < child_count - 1) {
FbxDistance d;
fbx_lod_group->GetThreshold(i, d);
max_distance = d.valueAs(system_unit);
}
break;
case FbxLODGroup::eShow:
// We leave min_distance and max_distance as 0's, which effectively makes the LOD group always visible
break;
case FbxLODGroup::eHide:
min_distance = -1;
max_distance = -1;
// LOD Groups with -1 for both min_distance and max_distance will never be displayed; import in case that the distance values are to be modified by scripting at runtime
break;
}
if(group_min_distance != 0.0f && min_distance != -1) {
if(min_distance < group_min_distance) min_distance = group_min_distance;
}
if(group_max_distance != 0.0f && max_distance != -1) {
if(max_distance == 0.0f) {
max_distance = group_max_distance;
} else if(max_distance > group_max_distance) {
max_distance = group_max_distance;
}
}
KRLODGroup *new_node = new KRLODGroup(parent_node->getScene(), name + "_lodlevel" + boost::lexical_cast<string>(i + 1));
new_node->setMinDistance(min_distance);
new_node->setMaxDistance(max_distance);
new_node->setLocalRotation(node_rotation);
new_node->setLocalTranslation(node_translation);
new_node->setLocalScale(node_scale);
new_node->setRotationOffset(node_rotation_offset);
new_node->setScalingOffset(node_scaling_offset);
new_node->setRotationPivot(node_rotation_pivot);
new_node->setScalingPivot(node_scaling_pivot);
new_node->setPreRotation(node_pre_rotation);
new_node->setPostRotation(node_post_rotation);
new_node->setUseWorldUnits(use_world_space_units);
lod_set->addChild(new_node);
LoadNode(pFbxScene, new_node, pGeometryConverter, pNode->GetChild(i));
if(i == 0) {
// Calculate reference point using the bounding box center from the highest quality LOD level
reference_bounds = new_node->getBounds();
}
new_node->setReference(AABB(reference_bounds.min, reference_bounds.max, new_node->getInverseModelMatrix()));
}
} else {
KRNode *new_node = NULL;
switch(attribute_type) {
case FbxNodeAttribute::eMesh:
new_node = LoadMesh(parent_node, pFbxScene, pGeometryConverter, pNode);
break;
case FbxNodeAttribute::eLight:
new_node = LoadLight(parent_node, pNode);
break;
case FbxNodeAttribute::eSkeleton:
new_node = LoadSkeleton(parent_node, pFbxScene, pNode);
break;
case FbxNodeAttribute::eCamera:
new_node = LoadCamera(parent_node, pNode);
break;
default:
{
bool is_locator = false;
if(attribute_type == FbxNodeAttribute::eNull) {
FbxNull* pSourceNull = (FbxNull*) pNode->GetNodeAttribute();
if(pSourceNull->Look.Get() == FbxNull::eCross ) {
is_locator = true;
}
}
if(is_locator) {
new_node = LoadLocator(parent_node, pFbxScene, pNode);
} else {
if(pNode->GetChildCount() > 0) {
// Create an empty node, for inheritence of transforms
std::string name = GetFbxObjectName(pNode);
new_node = new KRNode(parent_node->getScene(), name);
}
}
}
break;
}
// this is a KRNode
if(new_node != NULL) {
new_node->setLocalRotation(node_rotation);
new_node->setLocalTranslation(node_translation);
new_node->setLocalScale(node_scale);
new_node->setRotationOffset(node_rotation_offset);
new_node->setScalingOffset(node_scaling_offset);
new_node->setRotationPivot(node_rotation_pivot);
new_node->setScalingPivot(node_scaling_pivot);
new_node->setPreRotation(node_pre_rotation);
new_node->setPostRotation(node_post_rotation);
parent_node->addChild(new_node);
// Load child nodes
for(int i = 0; i < pNode->GetChildCount(); i++)
{
LoadNode(pFbxScene, new_node, pGeometryConverter, pNode->GetChild(i));
}
}
}
}
void LoadMaterial(KRContext &context, FbxSurfaceMaterial *pMaterial) {
//printf(" %s: %i - %i\n", pMaterial->GetName(), mat_vertex_start, mat_vertex_count + mat_vertex_start - 1);
// ----====---- Output Material File ----====----
KRMaterial *new_material = new KRMaterial(context, pMaterial->GetName());
std::string name = pMaterial->GetName();
if(boost::starts_with(name, "ab_reflect_")) {
new_material->setAlphaMode(KRMaterial::KRMATERIAL_ALPHA_MODE_BLENDONESIDE);
size_t underscore_pos = name.find('_', 11);
new_material->setReflectionCube(name.substr(11, underscore_pos - 11));
} else if(boost::starts_with(name, "reflect_")) {
size_t underscore_pos = name.find('_', 8);
new_material->setReflectionCube(name.substr(8, underscore_pos - 8));
} else if(boost::starts_with(name, "at_")) {
new_material->setAlphaMode(KRMaterial::KRMATERIAL_ALPHA_MODE_TEST);
} else if(boost::starts_with(name, "ab_")) {
new_material->setAlphaMode(KRMaterial::KRMATERIAL_ALPHA_MODE_BLENDONESIDE);
} else if(boost::starts_with(name, "ab2_")) {
new_material->setAlphaMode(KRMaterial::KRMATERIAL_ALPHA_MODE_BLENDTWOSIDE);
}
FbxPropertyT<FbxDouble3> lKFbxDouble3;
FbxPropertyT<FbxDouble> lKFbxDouble1;
if (pMaterial->GetClassId().Is(FbxSurfacePhong::ClassId)) {
// We found a Phong material.
// Ambient Color
lKFbxDouble3 =((FbxSurfacePhong *) pMaterial)->Ambient;
new_material->setAmbient(Vector3(lKFbxDouble3.Get()[0], lKFbxDouble3.Get()[1], lKFbxDouble3.Get()[2]));
// Diffuse Color
lKFbxDouble3 =((FbxSurfacePhong *) pMaterial)->Diffuse;
new_material->setDiffuse(Vector3(lKFbxDouble3.Get()[0], lKFbxDouble3.Get()[1], lKFbxDouble3.Get()[2]));
// Specular Color (unique to Phong materials)
lKFbxDouble3 =((FbxSurfacePhong *) pMaterial)->Specular;
new_material->setSpecular(Vector3(lKFbxDouble3.Get()[0], lKFbxDouble3.Get()[1], lKFbxDouble3.Get()[2]));
// Emissive Color
//lKFbxDouble3 =((KFbxSurfacePhong *) pMaterial)->Emissive;
/*
// Transparency
lKFbxDouble1 =((KFbxSurfacePhong *) pMaterial)->TransparencyFactor;
new_material->setTransparency(1.0f - lKFbxDouble1.Get());
*/
// Shininess
lKFbxDouble1 =((FbxSurfacePhong *) pMaterial)->Shininess;
new_material->setShininess(lKFbxDouble1.Get());
/*
// Specular Factor
lKFbxDouble1 =((KFbxSurfacePhong *) pMaterial)->SpecularFactor;
double specular_factor = lKFbxDouble1.Get();
*/
// Transparency Color
lKFbxDouble3 =((FbxSurfacePhong *) pMaterial)->TransparentColor;
new_material->setTransparency( 1.0f - (lKFbxDouble3.Get()[0] + lKFbxDouble3.Get()[1] + lKFbxDouble3.Get()[2]) / 3.0f);
// Reflection factor
lKFbxDouble1 =((FbxSurfacePhong *) pMaterial)->ReflectionFactor;
// Reflection color
//lKFbxDouble3 =((FbxSurfacePhong *) pMaterial)->Reflection;
// We modulate Relection color by reflection factor, as we only have one "reflection color" variable in Kraken
new_material->setReflection(Vector3(/*lKFbxDouble3.Get()[0] * */lKFbxDouble1.Get(), /*lKFbxDouble3.Get()[1] * */lKFbxDouble1.Get(), /*lKFbxDouble3.Get()[2] * */lKFbxDouble1.Get()));
} else if(pMaterial->GetClassId().Is(FbxSurfaceLambert::ClassId) ) {
// We found a Lambert material.
// Ambient Color
lKFbxDouble3=((FbxSurfaceLambert *)pMaterial)->Ambient;
new_material->setAmbient(Vector3(lKFbxDouble3.Get()[0], lKFbxDouble3.Get()[1], lKFbxDouble3.Get()[2]));
// Diffuse Color
lKFbxDouble3 =((FbxSurfaceLambert *)pMaterial)->Diffuse;
new_material->setDiffuse(Vector3(lKFbxDouble3.Get()[0], lKFbxDouble3.Get()[1], lKFbxDouble3.Get()[2]));
// Emissive
//lKFbxDouble3 =((KFbxSurfaceLambert *)pMaterial)->Emissive;
/*
// Opacity
lKFbxDouble1 =((KFbxSurfaceLambert *)pMaterial)->TransparencyFactor;
new_material->setTransparency(1.0f - lKFbxDouble1.Get());
*/
// Transparency Color
lKFbxDouble3 =((FbxSurfaceLambert *) pMaterial)->TransparentColor;
new_material->setTransparency(1.0f - (lKFbxDouble3.Get()[0] + lKFbxDouble3.Get()[1] + lKFbxDouble3.Get()[2]) / 3.0f);
} else {
KRContext::Log(KRContext::LOG_LEVEL_WARNING, "Unable to convert material: %s", pMaterial->GetName());
}
FbxProperty pProperty;
// Diffuse Map Texture
pProperty = pMaterial->FindProperty(FbxSurfaceMaterial::sDiffuse);
if(pProperty.GetSrcObjectCount(FbxCriteria::ObjectType(FbxLayeredTexture::ClassId)) > 0) {
KRContext::Log(KRContext::LOG_LEVEL_WARNING, "Layered textures not supported.");
}
int texture_count = pProperty.GetSrcObjectCount(FbxCriteria::ObjectType(FbxTexture::ClassId));
if(texture_count > 1) {
KRContext::Log(KRContext::LOG_LEVEL_WARNING, "Multiple diffuse textures not supported.");
} else if(texture_count == 1) {
FbxTexture* pTexture = FbxCast <FbxTexture> (pProperty.GetSrcObject(FbxCriteria::ObjectType(FbxTexture::ClassId),0));
assert(!pTexture->GetSwapUV());
assert(pTexture->GetCroppingTop() == 0);
assert(pTexture->GetCroppingLeft() == 0);
assert(pTexture->GetCroppingRight() == 0);
assert(pTexture->GetCroppingBottom() == 0);
assert(pTexture->GetWrapModeU() == FbxTexture::eRepeat);
assert(pTexture->GetWrapModeV() == FbxTexture::eRepeat);
assert(pTexture->GetRotationU() == 0.0f);
assert(pTexture->GetRotationV() == 0.0f);
assert(pTexture->GetRotationW() == 0.0f);
FbxFileTexture *pFileTexture = FbxCast<FbxFileTexture>(pTexture);
if(pFileTexture) {
new_material->setDiffuseMap(KRResource::GetFileBase(pFileTexture->GetFileName()), Vector2(pTexture->GetScaleU(), pTexture->GetScaleV()), Vector2(pTexture->GetTranslationU(), pTexture->GetTranslationV()));
}
}
// Specular Map Texture
pProperty = pMaterial->FindProperty(FbxSurfaceMaterial::sSpecular);
if(pProperty.GetSrcObjectCount(FbxCriteria::ObjectType(FbxLayeredTexture::ClassId)) > 0) {
KRContext::Log(KRContext::LOG_LEVEL_INFORMATION, "Layered textures not supported.");
}
texture_count = pProperty.GetSrcObjectCount(FbxCriteria::ObjectType(FbxTexture::ClassId));
if(texture_count > 1) {
KRContext::Log(KRContext::LOG_LEVEL_INFORMATION, "Multiple specular textures not supported.");
} else if(texture_count == 1) {
FbxTexture* pTexture = FbxCast <FbxTexture> (pProperty.GetSrcObject(FbxCriteria::ObjectType(FbxTexture::ClassId),0));
FbxFileTexture *pFileTexture = FbxCast<FbxFileTexture>(pTexture);
if(pFileTexture) {
new_material->setSpecularMap(KRResource::GetFileBase(pFileTexture->GetFileName()), Vector2(pTexture->GetScaleU(), pTexture->GetScaleV()), Vector2(pTexture->GetTranslationU(), pTexture->GetTranslationV()));
}
}
// Normal Map Texture
pProperty = pMaterial->FindProperty(FbxSurfaceMaterial::sNormalMap);
if(pProperty.GetSrcObjectCount(FbxCriteria::ObjectType(FbxLayeredTexture::ClassId)) > 0) {
KRContext::Log(KRContext::LOG_LEVEL_INFORMATION, "Layered textures not supported.");
}
texture_count = pProperty.GetSrcObjectCount<FbxTexture>();
if(texture_count > 1) {
KRContext::Log(KRContext::LOG_LEVEL_INFORMATION, "Multiple normal map textures not supported.");
} else if(texture_count == 1) {
FbxTexture* pTexture = pProperty.GetSrcObject<FbxTexture>(0);
FbxFileTexture *pFileTexture = FbxCast<FbxFileTexture>(pTexture);
if(pFileTexture) {
new_material->setNormalMap(KRResource::GetFileBase(pFileTexture->GetFileName()), Vector2(pTexture->GetScaleU(), pTexture->GetScaleV()), Vector2(pTexture->GetTranslationU(), pTexture->GetTranslationV()));
}
}
// Only save unique materials
KRMaterial *found_material = context.getMaterialManager()->getMaterial(new_material->getName());
if(found_material == NULL) {
context.getMaterialManager()->add(new_material);
} else {
delete new_material;
}
}
void LoadMesh(KRContext &context, FbxScene* pFbxScene, FbxGeometryConverter *pGeometryConverter, FbxMesh* pMesh) {
KRMesh::mesh_info mi;
mi.format = KRMesh::KRENGINE_MODEL_FORMAT_TRIANGLES;
typedef struct {
float weights[KRENGINE_MAX_BONE_WEIGHTS_PER_VERTEX];
int bone_indexes[KRENGINE_MAX_BONE_WEIGHTS_PER_VERTEX];
} control_point_weight_info_t;
int control_point_count = pMesh->GetControlPointsCount();
FbxVector4* control_points = pMesh->GetControlPoints();
control_point_weight_info_t *control_point_weights = new control_point_weight_info_t[control_point_count];
for(int control_point=0; control_point < control_point_count; control_point++) {
for(int i=0; i<KRENGINE_MAX_BONE_WEIGHTS_PER_VERTEX; i++) {
control_point_weights[control_point].weights[i] = 0.0f;
control_point_weights[control_point].bone_indexes[i] = 0;
}
}
bool too_many_bone_weights = false;
// Collect the top 4 bone weights per vertex ...
int skin_count = pMesh->GetDeformerCount(FbxDeformer::eSkin);
int target_bone_index = 0;
for(int skin_index=0; skin_index<skin_count; skin_index++) {
FbxSkin *skin = (FbxSkin *)pMesh->GetDeformer(skin_index, FbxDeformer::eSkin);
int cluster_count = skin->GetClusterCount();
KRContext::Log(KRContext::LOG_LEVEL_INFORMATION, " Found skin with %i clusters.\n", cluster_count);
for(int cluster_index=0; cluster_index < cluster_count; cluster_index++) {
FbxCluster *cluster = skin->GetCluster(cluster_index);
if(cluster->GetLinkMode() != FbxCluster::eNormalize) {
KRContext::Log(KRContext::LOG_LEVEL_WARNING, " Warning! link mode not supported.");
}
std::string bone_name = GetFbxObjectName(cluster->GetLink());
mi.bone_names.push_back(bone_name);
/*
FbxMatrix fbx_bind_pose_matrix;
Matrix4 bind_pose;
PoseList pose_list;
FbxArray<int> pose_indices;
if(FbxPose::GetBindPoseContaining(pFbxScene, cluster->GetLink(), pose_list, pose_indices)) {
fbx_bind_pose_matrix = (*pose_list)[0].GetMatrix(pose_indices[0]);
bind_pose = Matrix4(
Vector3(fbx_bind_pose_matrix.GetColumn(0).mData),
Vector3(fbx_bind_pose_matrix.GetColumn(1).mData),
Vector3(fbx_bind_pose_matrix.GetColumn(2).mData),
Vector3(fbx_bind_pose_matrix.GetColumn(3).mData)
);
fprintf(stderr, "Found bind pose(s)!\n");
}
*/
FbxAMatrix link_matrix;
cluster->GetTransformLinkMatrix(link_matrix);
mi.bone_bind_poses.push_back(Matrix4(
Vector3(link_matrix.GetColumn(0).mData),
Vector3(link_matrix.GetColumn(1).mData),
Vector3(link_matrix.GetColumn(2).mData),
Vector3(link_matrix.GetColumn(3).mData)
));
int cluster_control_point_count = cluster->GetControlPointIndicesCount();
for(int cluster_control_point=0; cluster_control_point<cluster_control_point_count; cluster_control_point++) {
int control_point = cluster->GetControlPointIndices()[cluster_control_point];
control_point_weight_info_t &weight_info = control_point_weights[control_point];
float bone_weight = cluster->GetControlPointWeights()[cluster_control_point];
if(bone_weight > weight_info.weights[KRENGINE_MAX_BONE_WEIGHTS_PER_VERTEX - 1]) {
if(weight_info.weights[KRENGINE_MAX_BONE_WEIGHTS_PER_VERTEX - 1] != 0.0f) {
too_many_bone_weights = true;
}
weight_info.weights[KRENGINE_MAX_BONE_WEIGHTS_PER_VERTEX - 1] = bone_weight;
weight_info.bone_indexes[KRENGINE_MAX_BONE_WEIGHTS_PER_VERTEX - 1] = target_bone_index;
for(int bone_index=KRENGINE_MAX_BONE_WEIGHTS_PER_VERTEX - 2; bone_index >=0; bone_index--) {
if(bone_weight > weight_info.weights[bone_index]) {
weight_info.weights[bone_index+1] = weight_info.weights[bone_index];
weight_info.bone_indexes[bone_index+1] = weight_info.bone_indexes[bone_index];
weight_info.weights[bone_index] = bone_weight;
weight_info.bone_indexes[bone_index] = target_bone_index;
}
}
} else {
too_many_bone_weights = true;
}
}
target_bone_index++;
}
}
if(too_many_bone_weights) {
KRContext::Log(KRContext::LOG_LEVEL_WARNING, "Clipped bone weights to limit of %i per vertex (selecting largest weights and re-normalizing).", KRENGINE_MAX_BONE_WEIGHTS_PER_VERTEX);
}
// Normalize bone weights
if(mi.bone_names.size() > 0) {
for(int control_point_index=0; control_point_index < control_point_count; control_point_index++) {
control_point_weight_info_t &weight_info = control_point_weights[control_point_index];
float total_weights = 0.0f;
for(int i=0; i < KRENGINE_MAX_BONE_WEIGHTS_PER_VERTEX; i++) {
total_weights += weight_info.weights[i];
}
if(total_weights == 0.0f) total_weights = 1.0f; // Prevent any divisions by zero
for(int i=0; i < KRENGINE_MAX_BONE_WEIGHTS_PER_VERTEX; i++) {
weight_info.weights[i] = weight_info.weights[i] / total_weights;
}
}
}
pMesh->GenerateTangentsDataForAllUVSets(true);
int polygon_count = pMesh->GetPolygonCount();
int uv_count = pMesh->GetElementUVCount();
int normal_count = pMesh->GetElementNormalCount();
int tangent_count = pMesh->GetElementTangentCount();
int elementmaterial_count = pMesh->GetElementMaterialCount();
int material_count = pMesh->GetNode()->GetMaterialCount(); // FINDME, TODO - To support instancing, material names should be stored in the instance rather than the mesh
// std::vector<std::vector<float> > bone_weights;
// std::vector<std::vector<int> > bone_indexes;
//
// std::vector<Vector3> vertices;
// std::vector<Vector2> uva;
// std::vector<Vector2> uvb;
// std::vector<Vector3> normals;
// std::vector<Vector3> tangents;
// std::vector<int> submesh_lengths;
// std::vector<int> submesh_starts;
// std::vector<std::string> material_names;
int dest_vertex_id = 0;
bool need_tangents = false;
for(int iMaterial=0; iMaterial < material_count; iMaterial++) {
FbxSurfaceMaterial *pMaterial = pMesh->GetNode()->GetMaterial(iMaterial);
KRMaterial *material = context.getMaterialManager()->getMaterial(pMaterial->GetName());
if(material) {
if(material->needsVertexTangents()) {
need_tangents = true;
}
}
int source_vertex_id = 0;
int mat_vertex_count = 0;
int mat_vertex_start = dest_vertex_id;
for(int iPolygon = 0; iPolygon < polygon_count; iPolygon++) {
int lPolygonSize = pMesh->GetPolygonSize(iPolygon);
if(lPolygonSize != 3) {
source_vertex_id += lPolygonSize;
KRContext::Log(KRContext::LOG_LEVEL_INFORMATION, "Poly with %i vertices found. Expecting only triangles.", lPolygonSize);
} else {
// ----====---- Read SubMesh / Material Mapping ----====----
int iNewMaterial = -1;
for (int l = 0; l < elementmaterial_count; l++)
{
FbxGeometryElementMaterial* leMat = pMesh->GetElementMaterial(l);
if(leMat) {
if (leMat->GetReferenceMode() == FbxGeometryElement::eIndex || leMat->GetReferenceMode() == FbxGeometryElement::eIndexToDirect) {
int new_id = leMat->GetIndexArray().GetAt(iPolygon);
if(new_id >= 0) {
iNewMaterial = new_id;
}
}
}
}
if(iMaterial == iNewMaterial) {
// ----====---- Read Vertex-level Attributes ----====----
for(int iVertex=0; iVertex<3; iVertex++) {
// ----====---- Read Vertex Position ----====----
int lControlPointIndex = pMesh->GetPolygonVertex(iPolygon, iVertex);
FbxVector4 v = control_points[lControlPointIndex];
mi.vertices.push_back(Vector3(v[0], v[1], v[2]));
if(mi.bone_names.size() > 0) {
control_point_weight_info_t &weight_info = control_point_weights[lControlPointIndex];
std::vector<int> vertex_bone_indexes;
std::vector<float> vertex_bone_weights;
for(int i=0; i<KRENGINE_MAX_BONE_WEIGHTS_PER_VERTEX; i++) {
vertex_bone_indexes.push_back(weight_info.bone_indexes[i]);
vertex_bone_weights.push_back(weight_info.weights[i]);
}
mi.bone_indexes.push_back(vertex_bone_indexes);
mi.bone_weights.push_back(vertex_bone_weights);
}
Vector2 new_uva = Vector2(0.0, 0.0);
Vector2 new_uvb = Vector2(0.0, 0.0);
// ----====---- Read UVs ----====----
FbxStringList uvNames;
pMesh->GetUVSetNames(uvNames);
if(uv_count >= 1) {
const char *setName = uvNames[0].Buffer();
FbxVector2 uv;
bool unmapped = false;
if(pMesh->GetPolygonVertexUV(iPolygon, iVertex, setName, uv, unmapped)) {
if(!unmapped) {
new_uva = Vector2(uv[0], uv[1]);
}
}
mi.uva.push_back(new_uva);
}
if(uv_count >= 2) {
const char *setName = uvNames[1].Buffer();
FbxVector2 uv;
bool unmapped = false;
if(pMesh->GetPolygonVertexUV(iPolygon, iVertex, setName, uv, unmapped)) {
if(!unmapped) {
new_uvb = Vector2(uv[0], uv[1]);
}
}
mi.uvb.push_back(new_uvb);
}
// ----====---- Read Normals ----====----
FbxVector4 new_normal;
if(pMesh->GetPolygonVertexNormal(iPolygon, iVertex, new_normal)) {
mi.normals.push_back(Vector3(new_normal[0], new_normal[1], new_normal[2]));
}
/*
TODO - Tangent vectors imported from maya appear incorrectly... Only calculating them in Kraken for now
// ----====---- Read Tangents ----====----
if(need_tangents) {
for(int l = 0; l < tangent_count; ++l)
{
FbxVector4 new_tangent;
FbxGeometryElementTangent* leTangent = pMesh->GetElementTangent(l);
if(leTangent->GetMappingMode() == FbxGeometryElement::eByPolygonVertex) {
switch (leTangent->GetReferenceMode()) {
case FbxGeometryElement::eDirect:
new_tangent = leTangent->GetDirectArray().GetAt(lControlPointIndex);
break;
case FbxGeometryElement::eIndexToDirect:
{
int id = leTangent->GetIndexArray().GetAt(lControlPointIndex);
new_tangent = leTangent->GetDirectArray().GetAt(id);
}
break;
default:
break; // other reference modes not shown here!
}
}
if(l == 0) {
mi.tangents.push_back(Vector3(new_tangent[0], new_tangent[1], new_tangent[2]));
}
}
}
*/
source_vertex_id++;
dest_vertex_id++;
mat_vertex_count++;
}
}
}
}
if(mat_vertex_count) {
// ----====---- Output last material / submesh details ----====----
mi.submesh_starts.push_back(mat_vertex_start);
mi.submesh_lengths.push_back(mat_vertex_count);
mi.material_names.push_back(pMaterial->GetName());
}
}
delete control_point_weights;
KRMesh *new_mesh = new KRMesh(context, pMesh->GetNode()->GetName());
new_mesh->LoadData(mi, true, need_tangents);
context.getMeshManager()->addModel(new_mesh);
}
KRNode *LoadMesh(KRNode *parent_node, FbxScene* pFbxScene, FbxGeometryConverter *pGeometryConverter, FbxNode* pNode) {
std::string name = GetFbxObjectName(pNode);
FbxMesh* pSourceMesh = (FbxMesh*) pNode->GetNodeAttribute();
if(KRMesh::GetLODCoverage(pNode->GetName()) == 100) {
// If this is the full detail model, add an instance of it to the scene file
std::string light_map = pNode->GetName();
light_map.append("_lightmap");
// FINDME, HACK - Until we have a GUI, we're using prefixes to select correct object type
const char *node_name = pNode->GetName();
if(strncmp(node_name, "physics_collider_", strlen("physics_collider_")) == 0) {
return new KRCollider(parent_node->getScene(), GetFbxObjectName(pNode), pSourceMesh->GetNode()->GetName(), KRAKEN_COLLIDER_PHYSICS, 0.0f);
} else if(strncmp(node_name, "audio_collider_", strlen("audio_collider_")) == 0) {
return new KRCollider(parent_node->getScene(), GetFbxObjectName(pNode), pSourceMesh->GetNode()->GetName(), KRAKEN_COLLIDER_AUDIO, 1.0f);
} else if(strncmp(node_name, "collider", 8) == 0) { // 8 == strlen("collider")
// Colliders can have a prefix of collider_##_, where ## indicates the layer mask
// Colliders with a prefix of only collider_ will have a default layer mask of KRAKEN_COLLIDER_PHYSICS | KRAKEN_COLLIDER_AUDIO
// Scan through the characters of the name until we no longer see digit characters (or see a '\0' indicating the end of the string)
unsigned int layer = 0;
const char *szNodeName = node_name + 8; // 8 == strlen("collider")
const char *source_char = szNodeName;
while(*source_char >= '0' && *source_char <= '9') {
layer = layer * 10 + (*source_char++ - '0');
}
if(layer == 0) {
// No layer mask number was found, use the default
layer = KRAKEN_COLLIDER_PHYSICS | KRAKEN_COLLIDER_AUDIO;
}
if(*source_char == '_') {
// Pattern has matched
return new KRCollider(parent_node->getScene(), GetFbxObjectName(pNode), pSourceMesh->GetNode()->GetName(), layer, 1.0f);
} else {
// This is just a normal node, which happened to be prefixed with "collider" but didn't have a number and underscore
return new KRModel(parent_node->getScene(), GetFbxObjectName(pNode), pSourceMesh->GetNode()->GetName(), light_map, 0.0f, true, false);
}
} else {
return new KRModel(parent_node->getScene(), GetFbxObjectName(pNode), pSourceMesh->GetNode()->GetName(), light_map, 0.0f, true, false);
}
} else {
return NULL;
}
}
KRNode *LoadSkeleton(KRNode *parent_node, FbxScene* pFbxScene, FbxNode* pNode) {
std::string name = GetFbxObjectName(pNode);
KRBone *new_bone = new KRBone(parent_node->getScene(), name.c_str());
//static bool GetBindPoseContaining(FbxScene* pScene, FbxNode* pNode, PoseList& pPoseList, FbxArray<int>& pIndex);
// PoseList pose_list;
// FbxArray<int> pose_indices;
// if(FbxPose::GetBindPoseContaining(pFbxScene, pNode, pose_list, pose_indices)) {
// fprintf(stderr, "Found bind pose(s)!\n");
// }
return new_bone;
}
KRNode *LoadLocator(KRNode *parent_node, FbxScene* pFbxScene, FbxNode* pNode) {
std::string name = GetFbxObjectName(pNode);
KRLocator *new_locator = new KRLocator(parent_node->getScene(), name.c_str());
// Enumerate fbx properties so client code can convert locators into application-specific objects
FbxProperty fbx_property = pNode->GetFirstProperty();
while(fbx_property.IsValid()) {
std::string property_name = fbx_property.GetNameAsCStr();
std::transform(property_name.begin(), property_name.end(), property_name.begin(), ::tolower);
boost::variant<int, double, bool, std::string> property_value = "";
switch(fbx_property.GetPropertyDataType().GetType()) {
case eFbxInt:
new_locator->getUserAttributes()[property_name] = fbx_property.Get<FbxInt>();
break;
case eFbxDouble:
new_locator->getUserAttributes()[property_name] = fbx_property.Get<FbxDouble>();
break;
case eFbxBool:
new_locator->getUserAttributes()[property_name] = fbx_property.Get<FbxBool>();
break;
case eFbxFloat:
new_locator->getUserAttributes()[property_name] = fbx_property.Get<FbxDouble>();
break;
case eFbxString:
new_locator->getUserAttributes()[property_name] = std::string(fbx_property.Get<FbxString>().Buffer());
break;
default:
{
// fprintf(stderr, "FBX property not imported due to unsupported data type: %s.%s\n", name.c_str(), property_name.c_str());
}
break;
}
fbx_property = pNode->GetNextProperty(fbx_property);
}
//static bool GetBindPoseContaining(FbxScene* pScene, FbxNode* pNode, PoseList& pPoseList, FbxArray<int>& pIndex);
// PoseList pose_list;
// FbxArray<int> pose_indices;
// if(FbxPose::GetBindPoseContaining(pFbxScene, pNode, pose_list, pose_indices)) {
// fprintf(stderr, "Found bind pose(s)!\n");
// }
return new_locator;
}
KRNode *LoadCamera(KRNode *parent_node, FbxNode* pNode) {
FbxCamera *camera = (FbxCamera *)pNode->GetNodeAttribute();
const char *szName = pNode->GetName();
KRCamera *new_camera = new KRCamera(parent_node->getScene(), szName);
return new_camera;
}
KRNode *LoadLight(KRNode *parent_node, FbxNode* pNode) {
const GLfloat PI = 3.14159265;
const GLfloat d2r = PI * 2 / 360;
FbxLight* pLight = (FbxLight*) pNode->GetNodeAttribute();
const char *szName = pNode->GetName();
FbxDouble3 light_color = pLight->Color.Get();
FbxDouble light_intensity = pLight->Intensity.Get();
FbxDouble light_hotspot = pLight->InnerAngle.Get(); // light inner cone angle (in degrees). Also know as the HotSpot
FbxDouble light_coneangle = pLight->OuterAngle.Get(); // light outer cone angle (in degrees). Also known as the Falloff
FbxLight::EDecayType light_decaytype = pLight->DecayType.Get(); // decay type
FbxDouble light_decaystart = pLight->DecayStart.Get(); // decay start distance
// KFbxLight::eNONE - does not attenuate with distance
// KFbxLight::eLINEAR - attenuation of 1/d
// KFbxLight::eQUADRATIC - attenuation of 1/d^2
// KFbxLight::eCUBIC - attenuation of
KRLight *new_light = NULL;
switch(pLight->LightType.Get()) {
case FbxLight::ePoint:
{
KRPointLight *l = new KRPointLight(parent_node->getScene(), szName);
new_light = l;
}
break;
case FbxLight::eDirectional:
{
KRDirectionalLight *l = new KRDirectionalLight(parent_node->getScene(), szName);
new_light = l;
}
break;
case FbxLight::eSpot:
{
KRSpotLight *l = new KRSpotLight(parent_node->getScene(), szName);
l->setInnerAngle(light_hotspot * d2r);
l->setOuterAngle(light_coneangle * d2r);
new_light = l;
}
break;
case FbxLight::eVolume:
case FbxLight::eArea:
// Not supported yet
break;
}
if(new_light) {
new_light->setColor(Vector3(light_color[0], light_color[1], light_color[2]));
new_light->setIntensity(light_intensity);
new_light->setDecayStart(light_decaystart);
}
return new_light;
}
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