void UpdateBone(BasicMotion motion)
{
float weight = 1.0f;
float[] value = new float[4];
foreach (var fcurve in motion.FCurves)
{
if (fcurve.TargetType == BasicFCurveTargetType.Bone)
{
EvalFCurve(fcurve, motion.Frame, value);
BasicBone bone = Bones[fcurve.TargetIndex];
switch (fcurve.ChannelType)
{
case BasicFCurveChannelType.Translation:
Vector3 translation = new Vector3(value[0], value[1], value[2]);
bone.Translation = bone.Translation.Lerp(translation, weight);
break;
case BasicFCurveChannelType.Rotation:
Quaternion rotation;
if (fcurve.DimCount == 4)
{
rotation = new Quaternion(value[0], value[1], value[2], value[3]);
}
else
{
Vector3 angles = new Vector3(value[0], value[1], value[2]);
// [note] 旧API
// rotation = Quaternion.FromEulerAnglesZYX( angles ) ;
rotation = Quaternion.RotationZyx(angles);
}
// [note] 旧API
// bone.Rotation = Quaternion.Slerp( bone.Rotation, rotation, weight, 0.0f ) ;
bone.Rotation = bone.Rotation.Slerp(rotation, weight);
break;
case BasicFCurveChannelType.Scaling:
Vector3 scaling = new Vector3(value[0], value[1], value[2]);
bone.Scaling = bone.Scaling.Lerp(scaling, weight);
break;
}
}
else if (fcurve.TargetType == BasicFCurveTargetType.Material)
{
EvalFCurve(fcurve, motion.Frame, value);
BasicMaterial material = Materials[fcurve.TargetIndex];
switch (fcurve.ChannelType)
{
// 追加
case BasicFCurveChannelType.Diffuse:
material.Diffuse.X = value[0];
material.Diffuse.Y = value[1];
material.Diffuse.Z = value[2];
material.Diffuse.W = value[3];
break;
}
}
}
}
/// Motion の長さをフレームで取得
public float GetMotionFrameMax(int idx)
{
if (Motions.Length > idx)
{
BasicMotion motion = Motions[idx];
return(motion.FrameEnd);
}
return(0.0f);
}
/// Motion の長さを秒で取得
public float GetMotionLength(int idx)
{
if (Motions.Length > idx)
{
BasicMotion motion = Motions[idx];
return(motion.FrameEnd / motion.FrameRate);
}
return(0.0f);
}
/// step秒 分だけアニメーションを進める
public void Animate(int idx, float step)
{
if (Motions.Length > idx)
{
BasicMotion motion = Motions[idx];
motion.Frame += step * motion.FrameRate;
if (motion.Frame > motion.FrameEnd)
{
motion.Frame = motion.FrameStart;
}
UpdateBone(motion);
}
}
/// 指定フレームのアニメーションを適用する
public void SetAnimFrame(int idx, float frame)
{
if (Motions.Length > idx)
{
BasicMotion motion = Motions[idx];
motion.Frame = frame;
if (motion.Frame > motion.FrameEnd)
{
motion.Frame = motion.FrameStart;
}
UpdateBone(motion);
}
}
void LoadMotion(Chunk chunk, BasicMotion motion)
{
int nFCurves = CountChild(chunk, ChunkType.Animate);
motion.FCurves = new BasicFCurve[nFCurves];
for (int i = 0; i < nFCurves; i++)
{
motion.FCurves[i] = new BasicFCurve();
}
int iFCurve = 0;
Chunk child;
for (int pos = chunk.Child; pos < chunk.Next; pos = child.Next)
{
child = ReadChunk(pos);
int args = child.Args;
switch (child.Type)
{
case ChunkType.Animate:
LoadFCurve(child, chunk, motion.FCurves[iFCurve++]);
break;
case ChunkType.FrameRate:
motion.FrameRate = ReadFloat(args);
break;
case ChunkType.FrameLoop:
motion.FrameStart = ReadFloat(args + 0);
motion.FrameEnd = ReadFloat(args + 4);
break;
case ChunkType.FrameRepeat:
motion.FrameRepeat = (BasicMotionRepeatMode)ReadInt32(args);
break;
}
}
}
void UpdateBone( BasicMotion motion )
{
float weight = 1.0f ;
float[] value = new float[ 4 ] ;
foreach ( var fcurve in motion.FCurves ) {
if ( fcurve.TargetType == BasicFCurveTargetType.Bone ){
EvalFCurve( fcurve, motion.Frame, value ) ;
BasicBone bone = Bones[ fcurve.TargetIndex ] ;
switch ( fcurve.ChannelType ) {
case BasicFCurveChannelType.Translation :
Vector3 translation = new Vector3( value[ 0 ], value[ 1 ], value[ 2 ] ) ;
bone.Translation = bone.Translation.Lerp( translation, weight ) ;
break ;
case BasicFCurveChannelType.Rotation :
Quaternion rotation ;
if ( fcurve.DimCount == 4 ) {
rotation = new Quaternion( value[ 0 ], value[ 1 ], value[ 2 ], value[ 3 ] ) ;
} else {
Vector3 angles = new Vector3( value[ 0 ], value[ 1 ], value[ 2 ] ) ;
// [note] 旧API
// rotation = Quaternion.FromEulerAnglesZYX( angles ) ;
rotation = Quaternion.RotationZyx( angles ) ;
}
// [note] 旧API
// bone.Rotation = Quaternion.Slerp( bone.Rotation, rotation, weight, 0.0f ) ;
bone.Rotation = bone.Rotation.Slerp( rotation, weight ) ;
break ;
case BasicFCurveChannelType.Scaling :
Vector3 scaling = new Vector3( value[ 0 ], value[ 1 ], value[ 2 ] ) ;
bone.Scaling = bone.Scaling.Lerp( scaling, weight ) ;
break ;
}
}else if( fcurve.TargetType == BasicFCurveTargetType.Material ){
EvalFCurve( fcurve, motion.Frame, value ) ;
BasicMaterial material = Materials[ fcurve.TargetIndex ];
switch ( fcurve.ChannelType ) {
// 追加
case BasicFCurveChannelType.Diffuse:
material.Diffuse.X = value[ 0 ];
material.Diffuse.Y = value[ 1 ];
material.Diffuse.Z = value[ 2 ];
material.Diffuse.W = value[ 3 ];
break;
}
}
}
}
private float getFrame( BasicMotion motion )
{
return motion.Frame;
}
private float getFrame(BasicMotion motion)
{
return(motion.Frame);
}
void LoadMotion( Chunk chunk, BasicMotion motion )
{
int nFCurves = CountChild( chunk, ChunkType.Animate ) ;
motion.FCurves = new BasicFCurve[ nFCurves ] ;
for ( int i = 0 ; i < nFCurves ; i ++ ) motion.FCurves[ i ] = new BasicFCurve() ;
int iFCurve = 0 ;
Chunk child ;
for ( int pos = chunk.Child ; pos < chunk.Next ; pos = child.Next ) {
child = ReadChunk( pos ) ;
int args = child.Args ;
switch ( child.Type ) {
case ChunkType.Animate :
LoadFCurve( child, chunk, motion.FCurves[ iFCurve ++ ] ) ;
break ;
case ChunkType.FrameRate :
motion.FrameRate = ReadFloat( args ) ;
break ;
case ChunkType.FrameLoop :
motion.FrameStart = ReadFloat( args + 0 ) ;
motion.FrameEnd = ReadFloat( args + 4 ) ;
break ;
case ChunkType.FrameRepeat :
motion.FrameRepeat = (BasicMotionRepeatMode)ReadInt32( args ) ;
break ;
}
}
}