private void BakeAllAnimClip(List <AnimationState> curAnims, string path, GameObject go, float frameRate, GameObject rootBone, GPUSkinningBone[] bones)
{
int curClipFrame = 0;
float sampleTime = 0;
float perFrameTime = 0;
float len = 0;
float s = 1;
for (int i = 0; i < this.animData.animClips.Count; i++)
{
if (!this.animData.animClips[i].clip.legacy)
{
Debug.LogError(string.Format("{0} is not legacy!!", this.animData.animClips[i].clip.name));
continue;
}
if (this.animData.animClips[i].name.IndexOf("_all") >= 0)
{
continue;
}
//前后各加一帧
curClipFrame += Mathf.CeilToInt(curAnims[i].clip.frameRate * curAnims[i].length * s) + 2;
}
len = curClipFrame / frameRate;
int pow1 = Mathf.NextPowerOfTwo(curClipFrame);
int width = Mathf.NextPowerOfTwo(bones.Length * 3);
Texture2D animMap = new Texture2D(width, pow1, format, false);
animMap.wrapMode = TextureWrapMode.Clamp;
animMap.filterMode = FilterMode.Point;
animMap.name = this.animData.name;
int startFrame = 0;
for (int i = 0; i < this.animData.animClips.Count; i++)
{
if (!this.animData.animClips[i].clip.legacy)
{
Debug.LogError(string.Format("{0} is not legacy!!", this.animData.animClips[i].clip.name));
continue;
}
if (this.animData.animClips[i].name.IndexOf("_all") >= 0)
{
continue;
}
animData.AnimationPlay(curAnims[i].name);
sampleTime = 0;
int curClipFrame1 = Mathf.CeilToInt(curAnims[i].clip.frameRate * curAnims[i].length * s) + 2;
perFrameTime = curAnims[i].length / (curClipFrame1 - 2);
for (int k = startFrame; k < curClipFrame1 + startFrame - 2; k++)
{
if (sampleTime > curAnims[i].length)
{
sampleTime = curAnims[i].length;
}
curAnims[i].time = sampleTime;
this.animData.animation.Sample();
for (int j = 0; j < bones.Length; j++)
{
GPUSkinningBone currentBone = bones[j];
Matrix4x4 lastMat = currentBone.bindpose;
while (true)
{
if (currentBone.parentBoneIndex == -1)
{
Matrix4x4 mat = Matrix4x4.TRS(currentBone.transform.localPosition, currentBone.transform.localRotation, currentBone.transform.localScale);
if (rootBone.transform != go.transform)
{
mat = Matrix4x4.TRS(Vector3.zero, Quaternion.identity, go.transform.localScale) * mat;
}
lastMat = mat * lastMat;
break;
}
else
{
Matrix4x4 mat = Matrix4x4.TRS(currentBone.transform.localPosition, currentBone.transform.localRotation, currentBone.transform.localScale);
lastMat = mat * lastMat;
currentBone = bones[currentBone.parentBoneIndex];
}
}
animMap.SetPixel(j * 3, k + 1, new Color(lastMat.m00, lastMat.m01, lastMat.m02, lastMat.m03));
animMap.SetPixel(j * 3 + 1, k + 1, new Color(lastMat.m10, lastMat.m11, lastMat.m12, lastMat.m13));
animMap.SetPixel(j * 3 + 2, k + 1, new Color(lastMat.m20, lastMat.m21, lastMat.m22, lastMat.m23));
if (k == startFrame)
{
animMap.SetPixel(j * 3, k, new Color(lastMat.m00, lastMat.m01, lastMat.m02, lastMat.m03));
animMap.SetPixel(j * 3 + 1, k, new Color(lastMat.m10, lastMat.m11, lastMat.m12, lastMat.m13));
animMap.SetPixel(j * 3 + 2, k, new Color(lastMat.m20, lastMat.m21, lastMat.m22, lastMat.m23));
}
else if (k == curClipFrame1 + startFrame - 3)
{
animMap.SetPixel(j * 3, k + 2, new Color(lastMat.m00, lastMat.m01, lastMat.m02, lastMat.m03));
animMap.SetPixel(j * 3 + 1, k + 2, new Color(lastMat.m10, lastMat.m11, lastMat.m12, lastMat.m13));
animMap.SetPixel(j * 3 + 2, k + 2, new Color(lastMat.m20, lastMat.m21, lastMat.m22, lastMat.m23));
}
}
sampleTime += perFrameTime;
}
startFrame += curClipFrame1;
}
animMap.Apply();
this.bakedDataList.Add(new BakedData(animMap.name, pow1 / frameRate, animMap));
}
