Exemplo n.º 1
0
// Quatizations
void	LLVector3::quantize16(F32 lowerxy, F32 upperxy, F32 lowerz, F32 upperz)
{
	F32 x = mV[VX];
	F32 y = mV[VY];
	F32 z = mV[VZ];

	x = U16_to_F32(F32_to_U16(x, lowerxy, upperxy), lowerxy, upperxy);
	y = U16_to_F32(F32_to_U16(y, lowerxy, upperxy), lowerxy, upperxy);
	z = U16_to_F32(F32_to_U16(z, lowerz,  upperz),  lowerz,  upperz);

	mV[VX] = x;
	mV[VY] = y;
	mV[VZ] = z;
}
Exemplo n.º 2
0
	void v3math_object::test<34>()
	{
		F32 x = 10.f, y = 20.f, z = -15.f;
		F32 x1, y1, z1;
		F32 lowerxy = 0.f, upperxy = 1.0f, lowerz = -1.0f, upperz = 1.f;
		LLVector3 vec3(x,y,z);
		vec3.quantize16(lowerxy,upperxy,lowerz,upperz);
		x1 = U16_to_F32(F32_to_U16(x, lowerxy, upperxy), lowerxy, upperxy);
		y1 = U16_to_F32(F32_to_U16(y, lowerxy, upperxy), lowerxy, upperxy);
		z1 = U16_to_F32(F32_to_U16(z, lowerz,  upperz),  lowerz,  upperz);
		ensure("1:quantize16: Fail ", is_approx_equal(x1, vec3.mV[VX]) && is_approx_equal(y1, vec3.mV[VY]) && is_approx_equal(z1, vec3.mV[VZ]));
		LLVector3 vec3a(x,y,z);
		vec3a.quantize8(lowerxy,upperxy,lowerz,upperz);
		x1 = U8_to_F32(F32_to_U8(x, lowerxy, upperxy), lowerxy, upperxy);
		y1 = U8_to_F32(F32_to_U8(y, lowerxy, upperxy), lowerxy, upperxy);
		z1 = U8_to_F32(F32_to_U8(z, lowerz, upperz), lowerz, upperz);
		ensure("2:quantize8: Fail ", is_approx_equal(x1, vec3a.mV[VX]) && is_approx_equal(y1, vec3a.mV[VY]) && is_approx_equal(z1, vec3a.mV[VZ]));
	}
// writes contents to datapacker
BOOL LLBVHLoader::serialize(LLDataPacker& dp)
{
	JointVector::iterator ji;
	KeyVector::iterator ki;
	F32 time;

	// count number of non-ignored joints
	S32 numJoints = 0;
	for (ji=mJoints.begin(); ji!=mJoints.end(); ++ji)
	{
		Joint *joint = *ji;
		if ( ! joint->mIgnore )
			numJoints++;
	}

	// print header
	dp.packU16(KEYFRAME_MOTION_VERSION, "version");
	dp.packU16(KEYFRAME_MOTION_SUBVERSION, "sub_version");
	dp.packS32(mPriority, "base_priority");
	dp.packF32(mDuration, "duration");
	dp.packString(mEmoteName, "emote_name");
	dp.packF32(mLoopInPoint, "loop_in_point");
	dp.packF32(mLoopOutPoint, "loop_out_point");
	dp.packS32(mLoop, "loop");
	dp.packF32(mEaseIn, "ease_in_duration");
	dp.packF32(mEaseOut, "ease_out_duration");
	dp.packU32(mHand, "hand_pose");
	dp.packU32(numJoints, "num_joints");

	for (	ji = mJoints.begin();
			ji != mJoints.end();
			++ji )
	{
		Joint *joint = *ji;
		// if ignored, skip it
		if ( joint->mIgnore )
			continue;

		LLQuaternion first_frame_rot;
		LLQuaternion fixup_rot;

		dp.packString(joint->mOutName, "joint_name");
		dp.packS32(joint->mPriority, "joint_priority");

		// compute coordinate frame rotation
		LLQuaternion frameRot( joint->mFrameMatrix );
		LLQuaternion frameRotInv = ~frameRot;

		LLQuaternion offsetRot( joint->mOffsetMatrix );

		// find mergechild and mergeparent joints, if specified
		LLQuaternion mergeParentRot;
		LLQuaternion mergeChildRot;
		Joint *mergeParent = NULL;
		Joint *mergeChild = NULL;

		JointVector::iterator mji;
		for (mji=mJoints.begin(); mji!=mJoints.end(); ++mji)
		{
			Joint *mjoint = *mji;
			if ( !joint->mMergeParentName.empty() && (mjoint->mName == joint->mMergeParentName) )
			{
				mergeParent = *mji;
			}
			if ( !joint->mMergeChildName.empty() && (mjoint->mName == joint->mMergeChildName) )
			{
				mergeChild = *mji;
			}
		}

		dp.packS32(joint->mNumRotKeys, "num_rot_keys");

		LLQuaternion::Order order = bvhStringToOrder( joint->mOrder );
		S32 outcount = 0;
		S32 frame = 1;
		for (	ki = joint->mKeys.begin();
				ki != joint->mKeys.end();
				++ki )
		{
			if ((frame == 1) && joint->mRelativeRotationKey)
			{
				first_frame_rot = mayaQ( ki->mRot[0], ki->mRot[1], ki->mRot[2], order);
				
				fixup_rot.shortestArc(LLVector3::z_axis * first_frame_rot * frameRot, LLVector3::z_axis);
			}

			if (ki->mIgnoreRot)
			{
				frame++;
				continue;
			}

			time = (F32)frame * mFrameTime;

			if (mergeParent)
			{
				mergeParentRot = mayaQ(	mergeParent->mKeys[frame-1].mRot[0], 
										mergeParent->mKeys[frame-1].mRot[1],
										mergeParent->mKeys[frame-1].mRot[2],
										bvhStringToOrder(mergeParent->mOrder) );
				LLQuaternion parentFrameRot( mergeParent->mFrameMatrix );
				LLQuaternion parentOffsetRot( mergeParent->mOffsetMatrix );
				mergeParentRot = ~parentFrameRot * mergeParentRot * parentFrameRot * parentOffsetRot;
			}
			else
			{
				mergeParentRot.loadIdentity();
			}

			if (mergeChild)
			{
				mergeChildRot = mayaQ(	mergeChild->mKeys[frame-1].mRot[0], 
										mergeChild->mKeys[frame-1].mRot[1],
										mergeChild->mKeys[frame-1].mRot[2],
										bvhStringToOrder(mergeChild->mOrder) );
				LLQuaternion childFrameRot( mergeChild->mFrameMatrix );
				LLQuaternion childOffsetRot( mergeChild->mOffsetMatrix );
				mergeChildRot = ~childFrameRot * mergeChildRot * childFrameRot * childOffsetRot;
				
			}
			else
			{
				mergeChildRot.loadIdentity();
			}

			LLQuaternion inRot = mayaQ( ki->mRot[0], ki->mRot[1], ki->mRot[2], order);

			LLQuaternion outRot =  frameRotInv* mergeChildRot * inRot * mergeParentRot * ~first_frame_rot * frameRot * offsetRot;

			U16 time_short = F32_to_U16(time, 0.f, mDuration);
			dp.packU16(time_short, "time");
			U16 x, y, z;
			LLVector3 rot_vec = outRot.packToVector3();
			rot_vec.quantize16(-1.f, 1.f, -1.f, 1.f);
			x = F32_to_U16(rot_vec.mV[VX], -1.f, 1.f);
			y = F32_to_U16(rot_vec.mV[VY], -1.f, 1.f);
			z = F32_to_U16(rot_vec.mV[VZ], -1.f, 1.f);
			dp.packU16(x, "rot_angle_x");
			dp.packU16(y, "rot_angle_y");
			dp.packU16(z, "rot_angle_z");
			outcount++;
			frame++;
		}
		
		// output position keys (only for 1st joint)
		if ( ji == mJoints.begin() && !joint->mIgnorePositions )
		{
			dp.packS32(joint->mNumPosKeys, "num_pos_keys");

			LLVector3 relPos = joint->mRelativePosition;
			LLVector3 relKey;

			frame = 1;
			for (	ki = joint->mKeys.begin();
					ki != joint->mKeys.end();
					++ki )
			{
				if ((frame == 1) && joint->mRelativePositionKey)
				{
					relKey.setVec(ki->mPos);
				}

				if (ki->mIgnorePos)
				{
					frame++;
					continue;
				}

				time = (F32)frame * mFrameTime;

				LLVector3 inPos = (LLVector3(ki->mPos) - relKey) * ~first_frame_rot;// * fixup_rot;
				LLVector3 outPos = inPos * frameRot * offsetRot;

				outPos *= INCHES_TO_METERS;

				outPos -= relPos;
				outPos.clamp(-LL_MAX_PELVIS_OFFSET, LL_MAX_PELVIS_OFFSET);

				U16 time_short = F32_to_U16(time, 0.f, mDuration);
				dp.packU16(time_short, "time");

				U16 x, y, z;
				outPos.quantize16(-LL_MAX_PELVIS_OFFSET, LL_MAX_PELVIS_OFFSET, -LL_MAX_PELVIS_OFFSET, LL_MAX_PELVIS_OFFSET);
				x = F32_to_U16(outPos.mV[VX], -LL_MAX_PELVIS_OFFSET, LL_MAX_PELVIS_OFFSET);
				y = F32_to_U16(outPos.mV[VY], -LL_MAX_PELVIS_OFFSET, LL_MAX_PELVIS_OFFSET);
				z = F32_to_U16(outPos.mV[VZ], -LL_MAX_PELVIS_OFFSET, LL_MAX_PELVIS_OFFSET);
				dp.packU16(x, "pos_x");
				dp.packU16(y, "pos_y");
				dp.packU16(z, "pos_z");

				frame++;
			}
		}
		else
		{
			dp.packS32(0, "num_pos_keys");
		}
	}

	S32 num_constraints = (S32)mConstraints.size();
	dp.packS32(num_constraints, "num_constraints");

	for (ConstraintVector::iterator constraint_it = mConstraints.begin();
		constraint_it != mConstraints.end();
		constraint_it++)
		{
			U8 byte = constraint_it->mChainLength;
			dp.packU8(byte, "chain_length");
			
			byte = constraint_it->mConstraintType;
			dp.packU8(byte, "constraint_type");
			dp.packBinaryDataFixed((U8*)constraint_it->mSourceJointName, 16, "source_volume");
			dp.packVector3(constraint_it->mSourceOffset, "source_offset");
			dp.packBinaryDataFixed((U8*)constraint_it->mTargetJointName, 16, "target_volume");
			dp.packVector3(constraint_it->mTargetOffset, "target_offset");
			dp.packVector3(constraint_it->mTargetDir, "target_dir");
			dp.packF32(constraint_it->mEaseInStart,	"ease_in_start");
			dp.packF32(constraint_it->mEaseInStop,	"ease_in_stop");
			dp.packF32(constraint_it->mEaseOutStart,	"ease_out_start");
			dp.packF32(constraint_it->mEaseOutStop,	"ease_out_stop");
		}

	return TRUE;
}