710 lines
32 KiB
C++
710 lines
32 KiB
C++
/*
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** Command & Conquer Renegade(tm)
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** Copyright 2025 Electronic Arts Inc.
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**
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** This program is free software: you can redistribute it and/or modify
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** it under the terms of the GNU General Public License as published by
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** the Free Software Foundation, either version 3 of the License, or
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** (at your option) any later version.
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**
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** This program is distributed in the hope that it will be useful,
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** but WITHOUT ANY WARRANTY; without even the implied warranty of
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** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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** GNU General Public License for more details.
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**
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** You should have received a copy of the GNU General Public License
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** along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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/* $Header: /Commando/Code/ww3d2/hcanim.cpp 3 6/29/01 6:41p Jani_p $ */
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/***********************************************************************************************
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*** Confidential - Westwood Studios ***
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***********************************************************************************************
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* *
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* Project Name : Commando / G 3D Library *
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* *
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* $Archive:: /Commando/Code/ww3d2/hcanim.cpp $*
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* *
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* Author:: Greg_h *
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* *
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* $Modtime:: 6/27/01 7:50p $*
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* *
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* $Revision:: 3 $*
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* *
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*---------------------------------------------------------------------------------------------*
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* Functions: *
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* NodeMotionStruct::NodeMotionStruct -- constructor *
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* NodeMotionStruct::~NodeMotionStruct -- destructor *
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* HCompressedAnimClass::HCompressedAnimClass -- constructor *
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* HCompressedAnimClass::~HCompressedAnimClass -- Destructor *
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* HCompressedAnimClass::Free -- De-allocates all memory in use *
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* HCompressedAnimClass::Load -- Loads hierarchy animation from a file *
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* HCompressedAnimClass::read_channel -- Reads in a single channel of motion *
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* HCompressedAnimClass::add_channel -- Adds a motion channel to the animation *
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* HCompressedAnimClass::Get_Translation -- returns the translation vector for the given fram*
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* HCompressedAnimClass::Get_Orientation -- returns a quaternion for the orientation of the p*
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* HCompressedAnimClass::read_bit_channel -- read a bit channel from the file *
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* HCompressedAnimClass::add_bit_channel -- install a bit channel into the animation *
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* HCompressedAnimClass::Get_Visibility -- return visibility state for given pivot/frame *
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* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */
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#include "hcanim.h"
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#include "assetmgr.h"
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#include "htree.h"
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#include "motchan.h"
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#include "chunkio.h"
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#include "w3d_file.h"
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#include "wwdebug.h"
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#include <string.h>
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#include <nstrdup.h>
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struct NodeCompressedMotionStruct
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{
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NodeCompressedMotionStruct();
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~NodeCompressedMotionStruct();
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void SetFlavor(int flavor) {Flavor = flavor;}
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int Flavor;
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union {
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struct {
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TimeCodedMotionChannelClass * X;
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TimeCodedMotionChannelClass * Y;
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TimeCodedMotionChannelClass * Z;
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TimeCodedMotionChannelClass * Q;
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} tc;
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struct {
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AdaptiveDeltaMotionChannelClass * X;
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AdaptiveDeltaMotionChannelClass * Y;
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AdaptiveDeltaMotionChannelClass * Z;
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AdaptiveDeltaMotionChannelClass * Q;
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} ad;
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struct {
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void * X;
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void * Y;
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void * Z;
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void * Q;
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} vd;
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};
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TimeCodedBitChannelClass * Vis;
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};
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/***********************************************************************************************
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* NodeCompressedMotionStruct::NodeCompressedMotionStruct -- constructor *
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* *
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* INPUT: *
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* *
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* OUTPUT: *
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* *
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* WARNINGS: *
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* *
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* HISTORY: *
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*=============================================================================================*/
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NodeCompressedMotionStruct::NodeCompressedMotionStruct() :
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Vis(NULL)
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{
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vd.X = NULL;
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vd.Y = NULL;
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vd.Z = NULL;
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vd.Q = NULL;
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}
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/***********************************************************************************************
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* NodeCompressedMotionStruct::~NodeCompressedMotionStruct -- destructor *
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* *
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* INPUT: *
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* *
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* OUTPUT: *
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* *
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* WARNINGS: *
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* *
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* HISTORY: *
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* 10/23/98 GTH : Created. *
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* 02/02/00 JGA : Compressed *
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*=============================================================================================*/
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NodeCompressedMotionStruct::~NodeCompressedMotionStruct()
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{
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// Needs to be changed to call the correct destructors
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switch (Flavor) {
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case ANIM_FLAVOR_TIMECODED:
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if (tc.X) delete tc.X;
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if (tc.Y) delete tc.Y;
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if (tc.Z) delete tc.Z;
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if (tc.Q) delete tc.Q;
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break;
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case ANIM_FLAVOR_ADAPTIVE_DELTA:
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if (ad.X) delete ad.X;
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if (ad.Y) delete ad.Y;
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if (ad.Z) delete ad.Z;
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if (ad.Q) delete ad.Q;
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break;
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default:
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WWASSERT(0); // unknown flavor
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break;
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}
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if (Vis) delete Vis;
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} // ~NodeCompressedMotionStruct
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/***********************************************************************************************
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* HCompressedAnimClass::HCompressedAnimClass -- constructor *
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* *
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* INPUT: *
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* *
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* OUTPUT: *
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* *
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* WARNINGS: *
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* *
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* HISTORY: *
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* 08/11/1997 GH : Created. *
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*=============================================================================================*/
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HCompressedAnimClass::HCompressedAnimClass(void) :
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NumFrames(0),
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NumNodes(0),
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Flavor(0),
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FrameRate(0),
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NodeMotion(NULL)
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{
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memset(Name,0,W3D_NAME_LEN);
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memset(HierarchyName,0,W3D_NAME_LEN);
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}
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/***********************************************************************************************
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* HCompressedAnimClass::~HCompressedAnimClass -- Destructor *
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* *
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* INPUT: *
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* *
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* OUTPUT: *
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* *
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* WARNINGS: *
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* *
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* HISTORY: *
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* 08/11/1997 GH : Created. *
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*=============================================================================================*/
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HCompressedAnimClass::~HCompressedAnimClass(void)
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{
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Free();
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}
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/***********************************************************************************************
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* HCompressedAnimClass::Free -- De-allocates all memory in use *
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* *
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* INPUT: *
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* *
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* OUTPUT: *
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* *
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* WARNINGS: *
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* *
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* HISTORY: *
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* 08/11/1997 GH : Created. *
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*=============================================================================================*/
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void HCompressedAnimClass::Free(void)
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{
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if (NodeMotion != NULL) {
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delete[] NodeMotion;
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}
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}
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/***********************************************************************************************
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* HCompressedAnimClass::Load -- Loads hierarchy animation from a file *
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* *
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* INPUT: *
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* *
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* OUTPUT: *
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* *
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* WARNINGS: *
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* *
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* HISTORY: *
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* 08/11/1997 GH : Created. *
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*=============================================================================================*/
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int HCompressedAnimClass::Load_W3D(ChunkLoadClass & cload)
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{
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int i = 0;
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/*
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** First make sure we release any memory in use
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*/
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Free();
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/*
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** Open the first chunk, it should be the animation header
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*/
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if (!cload.Open_Chunk()) return LOAD_ERROR;
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if (cload.Cur_Chunk_ID() != W3D_CHUNK_COMPRESSED_ANIMATION_HEADER) {
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// ERROR: Expected Animation Header!
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return LOAD_ERROR;
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}
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W3dCompressedAnimHeaderStruct aheader;
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if (cload.Read(&aheader,sizeof(W3dAnimHeaderStruct)) != sizeof(W3dAnimHeaderStruct)) {
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return LOAD_ERROR;
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}
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cload.Close_Chunk();
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strcpy(Name,aheader.HierarchyName);
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strcat(Name,".");
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strcat(Name,aheader.Name);
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// TSS chasing crash bug 05/26/99
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WWASSERT(HierarchyName != NULL);
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WWASSERT(aheader.HierarchyName != NULL);
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WWASSERT(sizeof(HierarchyName) >= W3D_NAME_LEN);
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strncpy(HierarchyName,aheader.HierarchyName,W3D_NAME_LEN);
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HTreeClass * base_pose = WW3DAssetManager::Get_Instance()->Get_HTree(HierarchyName);
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if (base_pose == NULL) {
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goto Error;
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}
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NumNodes = base_pose->Num_Pivots();
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NumFrames = aheader.NumFrames;
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FrameRate = aheader.FrameRate;
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Flavor = aheader.Flavor;
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// Just for now
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WWASSERT((Flavor == ANIM_FLAVOR_TIMECODED)||(Flavor == ANIM_FLAVOR_ADAPTIVE_DELTA));
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NodeMotion = new NodeCompressedMotionStruct[ NumNodes ];
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if (NodeMotion == NULL) {
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goto Error;
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}
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// Initialize Flavor
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for (i=0; i<NumNodes; i++) {
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NodeMotion[i].SetFlavor(Flavor);
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}
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/*
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** Now, read in all of the other chunks (motion channels).
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*/
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TimeCodedMotionChannelClass * tc_chan;
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AdaptiveDeltaMotionChannelClass * ad_chan;
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TimeCodedBitChannelClass * newbitchan;
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while (cload.Open_Chunk()) {
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switch (cload.Cur_Chunk_ID()) {
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case W3D_CHUNK_COMPRESSED_ANIMATION_CHANNEL:
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switch ( Flavor ) {
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case ANIM_FLAVOR_TIMECODED:
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if (!read_channel(cload,&tc_chan)) {
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goto Error;
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}
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if (tc_chan->Get_Pivot() < NumNodes) {
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add_channel(tc_chan);
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} else {
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// PWG 12-14-98: we have only allocated space for NumNode pivots.
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// If we have an index thats equal or higher than NumNode we are
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// gonna trash memory. Boy will we trash memory.
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// GTH 09-25-2000: print a warning and survive this error
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delete tc_chan;
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WWDEBUG_SAY(("ERROR! animation %s indexes a bone not present in the model. Please re-export!\r\n",Name));
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}
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break;
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case ANIM_FLAVOR_ADAPTIVE_DELTA:
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if (!read_channel(cload,&ad_chan)) {
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goto Error;
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}
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if (ad_chan->Get_Pivot() < NumNodes) {
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add_channel(ad_chan);
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} else {
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// PWG 12-14-98: we have only allocated space for NumNode pivots.
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// If we have an index thats equal or higher than NumNode we are
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// gonna trash memory. Boy will we trash memory.
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// GTH 09-25-2000: print a warning and survive this error
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delete ad_chan;
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WWDEBUG_SAY(("ERROR! animation %s indexes a bone not present in the model. Please re-export!\r\n",Name));
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}
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break;
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}
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break;
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case W3D_CHUNK_COMPRESSED_BIT_CHANNEL:
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if (!read_bit_channel(cload,&newbitchan)) {
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goto Error;
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}
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if (newbitchan->Get_Pivot() < NumNodes) {
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add_bit_channel(newbitchan);
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} else {
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// PWG 12-14-98: we have only allocated space for NumNode pivots.
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// If we have an index thats equal or higher than NumNode we are
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// gonna trash memory. Boy will we trash memory.
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// GTH 09-25-2000: print a warning and survive this error
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delete newbitchan;
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WWDEBUG_SAY(("ERROR! animation %s indexes a bone not present in the model. Please re-export!\r\n",Name));
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}
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break;
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default:
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break;
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}
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cload.Close_Chunk();
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}
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return OK;
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Error:
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Free();
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return LOAD_ERROR;
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} // Load_W3D
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/***********************************************************************************************
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* HCompressedAnimClass::read_channel -- Reads in a single channel of motion *
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* *
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* INPUT: *
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* *
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* OUTPUT: *
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* *
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* WARNINGS: *
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* *
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* HISTORY: *
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* 08/11/1997 GH : Created. *
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*=============================================================================================*/
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bool HCompressedAnimClass::read_channel(ChunkLoadClass & cload,TimeCodedMotionChannelClass * * newchan)
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{
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*newchan = new TimeCodedMotionChannelClass;
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bool result = (*newchan)->Load_W3D(cload);
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return result;
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} // read_channel
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bool HCompressedAnimClass::read_channel(ChunkLoadClass & cload,AdaptiveDeltaMotionChannelClass * * newchan)
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{
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*newchan = new AdaptiveDeltaMotionChannelClass;
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bool result = (*newchan)->Load_W3D(cload);
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return result;
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} // read_channel
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/***********************************************************************************************
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* HCompressedAnimClass::add_channel -- Adds a motion channel to the animation *
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* *
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* INPUT: *
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* *
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* OUTPUT: *
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* *
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* WARNINGS: *
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* *
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* HISTORY: *
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* 08/11/1997 GH : Created. *
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*=============================================================================================*/
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void HCompressedAnimClass::add_channel(TimeCodedMotionChannelClass * newchan)
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{
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int idx = newchan->Get_Pivot();
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switch (newchan->Get_Type())
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{
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case ANIM_CHANNEL_X:
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NodeMotion[idx].tc.X = newchan;
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break;
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case ANIM_CHANNEL_Y:
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NodeMotion[idx].tc.Y = newchan;
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break;
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case ANIM_CHANNEL_Z:
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NodeMotion[idx].tc.Z = newchan;
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break;
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case ANIM_CHANNEL_Q:
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NodeMotion[idx].tc.Q = newchan;
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break;
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}
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} // add_channel
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void HCompressedAnimClass::add_channel(AdaptiveDeltaMotionChannelClass * newchan)
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{
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int idx = newchan->Get_Pivot();
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switch (newchan->Get_Type())
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{
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case ANIM_CHANNEL_X:
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NodeMotion[idx].ad.X = newchan;
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break;
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case ANIM_CHANNEL_Y:
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NodeMotion[idx].ad.Y = newchan;
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break;
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case ANIM_CHANNEL_Z:
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NodeMotion[idx].ad.Z = newchan;
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break;
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case ANIM_CHANNEL_Q:
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NodeMotion[idx].ad.Q = newchan;
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break;
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}
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} // add_channel
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/***********************************************************************************************
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* HCompressedAnimClass::read_bit_channel -- read a bit channel from the file *
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* *
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* INPUT: *
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* *
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* OUTPUT: *
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* *
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* WARNINGS: *
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* *
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* HISTORY: *
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* 1/19/98 GTH : Created. *
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*=============================================================================================*/
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bool HCompressedAnimClass::read_bit_channel(ChunkLoadClass & cload,TimeCodedBitChannelClass * * newchan)
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{
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*newchan = new TimeCodedBitChannelClass;
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bool result = (*newchan)->Load_W3D(cload);
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return result;
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} // read_bit_channel
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/***********************************************************************************************
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* HCompressedAnimClass::add_bit_channel -- install a bit channel into the animation *
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* *
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* INPUT: *
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* *
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* OUTPUT: *
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* *
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* WARNINGS: *
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* *
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* HISTORY: *
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* 1/19/98 GTH : Created. *
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*=============================================================================================*/
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void HCompressedAnimClass::add_bit_channel(TimeCodedBitChannelClass * newchan)
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{
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int idx = newchan->Get_Pivot();
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switch (newchan->Get_Type())
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{
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case BIT_CHANNEL_VIS:
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NodeMotion[idx].Vis = newchan;
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break;
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}
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}
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/***********************************************************************************************
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* HCompressedAnimClass::Get_Translation -- returns the translation vector for the given frame *
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* *
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* INPUT: *
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* *
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* OUTPUT: *
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* *
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* WARNINGS: *
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* *
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* HISTORY: *
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* 08/11/1997 GH : Created. *
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*=============================================================================================*/
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void HCompressedAnimClass::Get_Translation( Vector3& trans, int pividx, float frame ) const
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{
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struct NodeCompressedMotionStruct * motion = &NodeMotion[pividx];
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trans=Vector3(0,0,0);
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switch(Flavor) {
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case ANIM_FLAVOR_TIMECODED:
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if (motion->tc.X) motion->tc.X->Get_Vector(frame, &(trans[0]));
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if (motion->tc.Y) motion->tc.Y->Get_Vector(frame, &(trans[1]));
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if (motion->tc.Z) motion->tc.Z->Get_Vector(frame, &(trans[2]));
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break;
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case ANIM_FLAVOR_ADAPTIVE_DELTA:
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if (motion->ad.X) motion->ad.X->Get_Vector(frame, &(trans[0]));
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if (motion->ad.Y) motion->ad.Y->Get_Vector(frame, &(trans[1]));
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if (motion->ad.Z) motion->ad.Z->Get_Vector(frame, &(trans[2]));
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break;
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default:
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WWASSERT(0); // unknown flavor
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break;
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}
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}
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/***********************************************************************************************
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* HCompressedAnimClass::Get_Orientation -- returns a quaternion for the orientation of the *
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* *
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* INPUT: *
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* *
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* OUTPUT: *
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* *
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* WARNINGS: *
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* *
|
|
* HISTORY: *
|
|
* 08/11/1997 GH : Created. *
|
|
*=============================================================================================*/
|
|
void HCompressedAnimClass::Get_Orientation(Quaternion& q, int pividx,float frame) const
|
|
{
|
|
switch(Flavor) {
|
|
case ANIM_FLAVOR_TIMECODED:
|
|
if (NodeMotion[pividx].tc.Q) q = NodeMotion[pividx].tc.Q->Get_QuatVector(frame);
|
|
else q.Make_Identity();
|
|
break;
|
|
case ANIM_FLAVOR_ADAPTIVE_DELTA:
|
|
if (NodeMotion[pividx].ad.Q) q = NodeMotion[pividx].ad.Q->Get_QuatVector(frame);
|
|
else q.Make_Identity();
|
|
break;
|
|
default:
|
|
WWASSERT(0); // unknown flavor
|
|
break;
|
|
}
|
|
} // Get_Orientation
|
|
|
|
/***********************************************************************************************
|
|
* HCompressedAnimClass::Get_Transform -- returns the transform matrix for the given frame *
|
|
* *
|
|
* INPUT: *
|
|
* *
|
|
* OUTPUT: *
|
|
* *
|
|
* WARNINGS: *
|
|
* *
|
|
* HISTORY: *
|
|
* 08/11/1997 GH : Created. *
|
|
*=============================================================================================*/
|
|
void HCompressedAnimClass::Get_Transform( Matrix3D& mtx, int pividx, float frame ) const
|
|
{
|
|
struct NodeCompressedMotionStruct * motion = &NodeMotion[pividx];
|
|
|
|
switch(Flavor) {
|
|
case ANIM_FLAVOR_TIMECODED:
|
|
if (NodeMotion[pividx].tc.Q) {
|
|
Quaternion q;
|
|
q = NodeMotion[pividx].tc.Q->Get_QuatVector(frame);
|
|
mtx=::Build_Matrix3D(q);
|
|
}
|
|
else mtx.Make_Identity();
|
|
if (motion->tc.X) motion->tc.X->Get_Vector(frame, &(mtx[0][3]));
|
|
if (motion->tc.Y) motion->tc.Y->Get_Vector(frame, &(mtx[1][3]));
|
|
if (motion->tc.Z) motion->tc.Z->Get_Vector(frame, &(mtx[2][3]));
|
|
break;
|
|
case ANIM_FLAVOR_ADAPTIVE_DELTA:
|
|
if (NodeMotion[pividx].ad.Q) {
|
|
Quaternion q;
|
|
q = NodeMotion[pividx].ad.Q->Get_QuatVector(frame);
|
|
mtx=::Build_Matrix3D(q);
|
|
}
|
|
else mtx.Make_Identity();
|
|
|
|
if (motion->ad.X) motion->ad.X->Get_Vector(frame, &(mtx[0][3]));
|
|
if (motion->ad.Y) motion->ad.Y->Get_Vector(frame, &(mtx[1][3]));
|
|
if (motion->ad.Z) motion->ad.Z->Get_Vector(frame, &(mtx[2][3]));
|
|
break;
|
|
default:
|
|
WWASSERT(0); // unknown flavor
|
|
break;
|
|
}
|
|
}
|
|
|
|
/***********************************************************************************************
|
|
* HCompressedAnimClass::Get_Visibility -- return visibility state for given pivot/frame *
|
|
* *
|
|
* INPUT: *
|
|
* *
|
|
* OUTPUT: *
|
|
* *
|
|
* WARNINGS: *
|
|
* *
|
|
* HISTORY: *
|
|
* 1/19/98 GTH : Created. *
|
|
*=============================================================================================*/
|
|
bool HCompressedAnimClass::Get_Visibility(int pividx,float frame)
|
|
{
|
|
|
|
if (NodeMotion[pividx].Vis != NULL) {
|
|
return (NodeMotion[pividx].Vis->Get_Bit((int)frame) == 1);
|
|
}
|
|
|
|
|
|
// default to always visible...
|
|
return 1;
|
|
}
|
|
|
|
|
|
|
|
/***********************************************************************************************
|
|
* HAnimClass::Is_Node_Motion_Present -- return true if there is motion defined for this frame *
|
|
* *
|
|
* INPUT: *
|
|
* *
|
|
* OUTPUT: *
|
|
* *
|
|
* WARNINGS: *
|
|
* *
|
|
* HISTORY: *
|
|
* 3/23/99 EHC : Created. *
|
|
*=============================================================================================*/
|
|
bool HCompressedAnimClass::Is_Node_Motion_Present(int pividx)
|
|
{
|
|
WWASSERT((pividx >= 0) && (pividx < NumNodes));
|
|
|
|
if (NodeMotion[pividx].vd.X != NULL) return true;
|
|
if (NodeMotion[pividx].vd.Y != NULL) return true;
|
|
if (NodeMotion[pividx].vd.Z != NULL) return true;
|
|
if (NodeMotion[pividx].vd.Q != NULL) return true;
|
|
if (NodeMotion[pividx].Vis != NULL) return true;
|
|
|
|
return false;
|
|
}
|
|
|
|
bool HCompressedAnimClass::Has_X_Translation (int pividx)
|
|
{
|
|
WWASSERT((pividx >= 0) && (pividx < NumNodes));
|
|
return NodeMotion[pividx].vd.X != NULL;
|
|
}
|
|
|
|
bool HCompressedAnimClass::Has_Y_Translation (int pividx)
|
|
{
|
|
WWASSERT((pividx >= 0) && (pividx < NumNodes));
|
|
return NodeMotion[pividx].vd.Y != NULL;
|
|
}
|
|
|
|
bool HCompressedAnimClass::Has_Z_Translation (int pividx)
|
|
{
|
|
WWASSERT((pividx >= 0) && (pividx < NumNodes));
|
|
return NodeMotion[pividx].vd.Z != NULL;
|
|
}
|
|
|
|
bool HCompressedAnimClass::Has_Rotation (int pividx)
|
|
{
|
|
WWASSERT((pividx >= 0) && (pividx < NumNodes));
|
|
return NodeMotion[pividx].vd.Q != NULL;
|
|
}
|
|
|
|
bool HCompressedAnimClass::Has_Visibility (int pividx)
|
|
{
|
|
WWASSERT((pividx >= 0) && (pividx < NumNodes));
|
|
return NodeMotion[pividx].Vis != NULL;
|
|
}
|
|
|
|
|
|
// eof - hcanim.cpp
|