mirror of
https://gitea.wildfiregames.com/0ad/0ad.git
synced 2026-07-07 12:26:44 +00:00
Added PASAP entity systems
This was SVN commit r246.
This commit is contained in:
MarkT
+105
-105
@@ -1,105 +1,105 @@
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///////////////////////////////////////////////////////////////////////////////
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//
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// Name: SkeletonAnim.cpp
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// Author: Rich Cross
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// Contact: rich@wildfiregames.com
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//
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///////////////////////////////////////////////////////////////////////////////
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#include "SkeletonAnim.h"
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#include "FilePacker.h"
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#include "FileUnpacker.h"
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///////////////////////////////////////////////////////////////////////////////////////////
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// CSkeletonAnim constructor
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CSkeletonAnim::CSkeletonAnim() : m_Keys(0), m_NumKeys(0), m_NumFrames(0), m_FrameTime(0)
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{
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m_Name[0]='\0';
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}
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///////////////////////////////////////////////////////////////////////////////////////////
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// CSkeletonAnim destructor
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CSkeletonAnim::~CSkeletonAnim()
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{
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delete[] m_Keys;
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}
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///////////////////////////////////////////////////////////////////////////////////////////
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// BuildBoneMatrices: build matrices for all bones at the given time (in MS) in this
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// animation
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void CSkeletonAnim::BuildBoneMatrices(float time,CMatrix3D* matrices) const
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{
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float fstartframe=time/m_FrameTime;
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u32 startframe=u32(time/m_FrameTime);
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float deltatime=fstartframe-startframe;
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startframe%=m_NumFrames;
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u32 endframe=startframe+1;
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endframe%=m_NumFrames;
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u32 i;
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for (i=0;i<m_NumKeys;i++) {
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const Key& startkey=GetKey(startframe,i);
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const Key& endkey=GetKey(endframe,i);
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CVector3D trans=startkey.m_Translation*(1-deltatime)+endkey.m_Translation*deltatime;
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CQuaternion rot;
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rot.Slerp(startkey.m_Rotation,endkey.m_Rotation,deltatime);
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matrices[i].SetIdentity();
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matrices[i].Rotate(rot);
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matrices[i].Translate(trans);
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}
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}
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///////////////////////////////////////////////////////////////////////////////////////////
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// Load: try to load the anim from given file; return a new anim if successful
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CSkeletonAnim* CSkeletonAnim::Load(const char* filename)
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{
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CFileUnpacker unpacker;
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unpacker.Read(filename,"PSSA");
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// check version
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if (unpacker.GetVersion()<FILE_READ_VERSION) {
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throw CFileUnpacker::CFileVersionError();
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}
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// unpack the data
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CSkeletonAnim* anim=new CSkeletonAnim;
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try {
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CStr str;
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unpacker.UnpackString(str);
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strcpy(anim->m_Name,(const char*) str);
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unpacker.UnpackRaw(&anim->m_FrameTime,sizeof(anim->m_FrameTime));
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unpacker.UnpackRaw(&anim->m_NumKeys,sizeof(anim->m_NumKeys));
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unpacker.UnpackRaw(&anim->m_NumFrames,sizeof(anim->m_NumFrames));
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anim->m_Keys=new Key[anim->m_NumKeys*anim->m_NumFrames];
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unpacker.UnpackRaw(anim->m_Keys,anim->m_NumKeys*anim->m_NumFrames*sizeof(Key));
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} catch (...) {
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delete anim;
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throw CFileUnpacker::CFileEOFError();
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}
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return anim;
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}
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///////////////////////////////////////////////////////////////////////////////////////////
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// Save: try to save anim to file
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void CSkeletonAnim::Save(const char* filename,const CSkeletonAnim* anim)
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{
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CFilePacker packer;
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// pack up all the data
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packer.PackString(CStr(anim->m_Name));
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packer.PackRaw(&anim->m_FrameTime,sizeof(anim->m_FrameTime));
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packer.PackRaw(&anim->m_NumKeys,sizeof(anim->m_NumKeys));
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packer.PackRaw(&anim->m_NumFrames,sizeof(anim->m_NumFrames));
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packer.PackRaw(anim->m_Keys,anim->m_NumKeys*anim->m_NumFrames*sizeof(Key));
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// now write it
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packer.Write(filename,FILE_VERSION,"PSSA");
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}
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///////////////////////////////////////////////////////////////////////////////
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//
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// Name: SkeletonAnim.cpp
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// Author: Rich Cross
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// Contact: rich@wildfiregames.com
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//
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///////////////////////////////////////////////////////////////////////////////
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#include "SkeletonAnim.h"
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#include "FilePacker.h"
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#include "FileUnpacker.h"
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///////////////////////////////////////////////////////////////////////////////////////////
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// CSkeletonAnim constructor
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CSkeletonAnim::CSkeletonAnim() : m_Keys(0), m_NumKeys(0), m_NumFrames(0), m_FrameTime(0)
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{
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m_Name[0]='\0';
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}
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///////////////////////////////////////////////////////////////////////////////////////////
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// CSkeletonAnim destructor
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CSkeletonAnim::~CSkeletonAnim()
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{
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delete[] m_Keys;
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}
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///////////////////////////////////////////////////////////////////////////////////////////
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// BuildBoneMatrices: build matrices for all bones at the given time (in MS) in this
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// animation
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void CSkeletonAnim::BuildBoneMatrices(float time,CMatrix3D* matrices) const
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{
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float fstartframe=time/m_FrameTime;
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u32 startframe=u32(time/m_FrameTime);
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float deltatime=fstartframe-startframe;
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startframe%=m_NumFrames;
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u32 endframe=startframe+1;
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endframe%=m_NumFrames;
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u32 i;
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for (i=0;i<m_NumKeys;i++) {
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const Key& startkey=GetKey(startframe,i);
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const Key& endkey=GetKey(endframe,i);
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CVector3D trans=startkey.m_Translation*(1-deltatime)+endkey.m_Translation*deltatime;
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CQuaternion rot;
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rot.Slerp(startkey.m_Rotation,endkey.m_Rotation,deltatime);
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matrices[i].SetIdentity();
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matrices[i].Rotate(rot);
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matrices[i].Translate(trans);
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}
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}
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///////////////////////////////////////////////////////////////////////////////////////////
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// Load: try to load the anim from given file; return a new anim if successful
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CSkeletonAnim* CSkeletonAnim::Load(const char* filename)
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{
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CFileUnpacker unpacker;
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unpacker.Read(filename,"PSSA");
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// check version
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if (unpacker.GetVersion()<FILE_READ_VERSION) {
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throw CFileUnpacker::CFileVersionError();
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}
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// unpack the data
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CSkeletonAnim* anim=new CSkeletonAnim;
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try {
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CStr str;
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unpacker.UnpackString(str);
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strcpy(anim->m_Name,(const char*) str);
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unpacker.UnpackRaw(&anim->m_FrameTime,sizeof(anim->m_FrameTime));
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unpacker.UnpackRaw(&anim->m_NumKeys,sizeof(anim->m_NumKeys));
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unpacker.UnpackRaw(&anim->m_NumFrames,sizeof(anim->m_NumFrames));
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anim->m_Keys=new Key[anim->m_NumKeys*anim->m_NumFrames];
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unpacker.UnpackRaw(anim->m_Keys,anim->m_NumKeys*anim->m_NumFrames*sizeof(Key));
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} catch (...) {
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delete anim;
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throw CFileUnpacker::CFileEOFError();
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}
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return anim;
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}
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///////////////////////////////////////////////////////////////////////////////////////////
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// Save: try to save anim to file
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void CSkeletonAnim::Save(const char* filename,const CSkeletonAnim* anim)
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{
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CFilePacker packer;
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// pack up all the data
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packer.PackString(CStr(anim->m_Name));
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packer.PackRaw(&anim->m_FrameTime,sizeof(anim->m_FrameTime));
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packer.PackRaw(&anim->m_NumKeys,sizeof(anim->m_NumKeys));
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packer.PackRaw(&anim->m_NumFrames,sizeof(anim->m_NumFrames));
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packer.PackRaw(anim->m_Keys,anim->m_NumKeys*anim->m_NumFrames*sizeof(Key));
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// now write it
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packer.Write(filename,FILE_VERSION,"PSSA");
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}
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