// @TODO - change this delivering directly command list from the renderer after implementing overall rendering system
public void SkeletonDebugDrawing(SharpDX.Direct3D12.GraphicsCommandList commandList, Boolean bDebugDraw = true)
{
// @TODO - temporary to check if animation is working
H1SkeletalMeshComponent skeletalMeshComponent = H1Global <H1World> .Instance.PersistentLevel.GetActor(0).GetActorComponent <H1SkeletalMeshComponent>();
List <H1AnimInstance.InterpolatedLocalTransform> interpolatedLocalTransforms = new List <H1AnimInstance.InterpolatedLocalTransform>();
for (Int32 boneIndex = 0; boneIndex < m_Skeleton.RefSkeleton.RefBoneInfoList.Count; ++boneIndex)
{
H1AnimInstance.InterpolatedLocalTransform interpolatedLocalTransform = new H1AnimInstance.InterpolatedLocalTransform();
H1MeshBoneInfo meshBoneInfo = m_Skeleton.RefSkeleton.RefBoneInfoList[boneIndex];
interpolatedLocalTransform.BoneName = meshBoneInfo.Name;
interpolatedLocalTransform.LocalTransform = m_Skeleton.RefSkeleton.RefBoneBases[boneIndex];
interpolatedLocalTransforms.Add(interpolatedLocalTransform);
}
// extract interpolated local transforms
skeletalMeshComponent.AnimScriptInstance.ExtractInterpolatedLocalTransform(0.0f, ref interpolatedLocalTransforms);
H1Transform[] globalTransforms = new H1Transform[m_Skeleton.RefSkeleton.RefBoneBases.Count];
// tracking only upper parent index by one
Int32[] transformParentIndices = new Int32[m_Skeleton.RefSkeleton.RefBoneBases.Count];
for (Int32 boneIndex = 0; boneIndex < m_Skeleton.RefSkeleton.RefBoneInfoList.Count; ++boneIndex)
{
H1MeshBoneInfo meshBoneInfo = m_Skeleton.RefSkeleton.RefBoneInfoList[boneIndex];
//H1Transform localTransform = m_Skeleton.RefSkeleton.RefBoneBases[boneIndex];
H1Transform localTransform = interpolatedLocalTransforms[boneIndex].LocalTransform;
// extract parent locals
List <H1Transform> parentLocalTransforms = new List <H1Transform>();
H1MeshBoneInfo currMeshBoneInfo = meshBoneInfo;
while (currMeshBoneInfo.ParentIndex != -1)
{
//parentLocalTransforms.Add(m_Skeleton.RefSkeleton.RefBoneBases[currMeshBoneInfo.ParentIndex]);
parentLocalTransforms.Add(interpolatedLocalTransforms[currMeshBoneInfo.ParentIndex].LocalTransform);
currMeshBoneInfo = m_Skeleton.RefSkeleton.RefBoneInfoList[currMeshBoneInfo.ParentIndex];
}
// generate global transform for current bone space
// 1. start to transform current local transformation matrix
Matrix globalTransformMtx = localTransform.Transformation;
// 2. from curr bone space to root space by going up to each parent node space
for (Int32 index = 0; index < parentLocalTransforms.Count; ++index)
{
Matrix parentLocalTransformMtx = parentLocalTransforms[index].Transformation;
globalTransformMtx = Matrix.Multiply(globalTransformMtx, parentLocalTransformMtx);
}
// decompose global matrix and generate H1Transform
Vector3 translation;
Vector3 scale;
Quaternion rotate;
globalTransformMtx.Decompose(out scale, out rotate, out translation);
H1Transform globalTransform = new H1Transform();
globalTransform.Translation = translation;
globalTransform.Scaling = scale;
globalTransform.Rotation = rotate;
globalTransforms[boneIndex] = globalTransform;
transformParentIndices[boneIndex] = meshBoneInfo.ParentIndex;
}
// set bone matrices
Int32 currGlobalBoneIndex = 0;
foreach (H1Transform boneTransform in globalTransforms)
{
// @TODO - temporary scaling to match when we importing vertices in H1AssimpImporter
//boneTransform.Scaling = boneTransform.Scaling * 0.01f;
// get global offset matrices
Matrix globalOffsetMatrix = m_Skeleton.RefSkeleton.RefOffsetBases[currGlobalBoneIndex].Transformation;
// pass multiplied global offset matrices and animated global matrices
H1Global <H1ManagedRenderer> .Instance.SetBoneMatrix(currGlobalBoneIndex, Matrix.Multiply(globalOffsetMatrix, boneTransform.Transformation));
currGlobalBoneIndex++;
}
// when debug draw is enabled
if (bDebugDraw == true)
{
for (Int32 boneIndex = 0; boneIndex < globalTransforms.Count(); ++boneIndex)
{
Int32 parentIndex = transformParentIndices[boneIndex];
if (parentIndex < 0)
{
continue;
}
H1Transform parentBoneTransform = globalTransforms[parentIndex];
H1Transform boneTransform = globalTransforms[boneIndex];
Vector3 parentLoc = parentBoneTransform.Translation * 0.005f;
Vector3 currLoc = boneTransform.Translation * 0.005f;
float length = (currLoc - parentLoc).Length();
if (length < 0.001f)
{
continue;
}
Vector3 zAxis = Vector3.Normalize(currLoc - parentLoc);
Matrix pitchMtx = Matrix.RotationYawPitchRoll(0, 0.1f, 0);
Vector4 rotatedZAxis = Vector3.Transform(zAxis, pitchMtx);
rotatedZAxis /= rotatedZAxis.W;
Vector3 yAxis = Vector3.Normalize(Vector3.Cross(zAxis, Vector3.Normalize(new Vector3(rotatedZAxis.X, rotatedZAxis.Y, rotatedZAxis.Z))));
Vector3 xAxis = Vector3.Normalize(Vector3.Cross(zAxis, yAxis));
//H1RenderUtils.DrawCapsule(commandList, parentLoc, xAxis, yAxis, zAxis, 0.03f, length / 2.0f, 16);
H1RenderUtils.DrawDashedLine(commandList, parentLoc, currLoc, 2.0f);
//H1RenderUtils.DrawWireStar(commandList, currLoc, 0.03f);
}
}
}
