hkDemo::Result ControlDemo::stepDemo()
{
hkaPose pose (m_skeleton);
// Advance the active animations
for (int i=0; i < HK_NUM_CHARACTERS; i++)
{
m_skeletonInstance[i]->stepDeltaTime( m_timestep );
// Sample the active animations and combine into a single pose
m_skeletonInstance[i]->sampleAndCombineAnimations( pose.accessUnsyncedPoseLocalSpace().begin(), pose.getFloatSlotValues().begin() );
hkQsTransform worldFromModel (hkQsTransform::IDENTITY);
worldFromModel.m_translation.set(0, i*2-4.0f ,0);
AnimationUtils::drawPose( pose, worldFromModel, 0xffff0000 );
} // all animations
//draw the text
for (int t=0; t < HK_NUM_CHARACTERS; t++)
{
hkString txt(description[t]);
m_env->m_textDisplay->outputText3D( txt, 0, t*2-4.0f ,-1, 0xffffffff, 1);
}
// Destroy the controls after a period of time
{
static int countdown = 2000;
countdown--;
if (countdown == 0)
{
for (int i=0; i < HK_NUM_CHARACTERS; i++)
{
m_control[i]->removeReference();
}
}
}
return hkDemo::DEMO_OK;
}
hkDemo::Result SkeletonMappingDemo::stepDemo()
{
// Advance the animation of both a high-res and low-res animated skeletons
m_highAnimatedSkeleton->stepDeltaTime( m_timestep );
m_lowAnimatedSkeleton->stepDeltaTime ( m_timestep );
// HIGH LOW HIGH
{
// Transform used for display
hkQsTransform worldFromModel (hkQsTransform::IDENTITY );
// Get a high-res pose from the high resolution animated skeleton
hkaPose poseHigh (m_highSkeleton);
m_highAnimatedSkeleton->sampleAndCombineAnimations( poseHigh.accessUnsyncedPoseLocalSpace().begin(), poseHigh.getFloatSlotValues().begin());
// Draw the high res pose
AnimationUtils::drawPose( poseHigh, worldFromModel, 0x7fffffff);
// Construct a low-res pose in the reference pose
hkaPose poseLow (m_lowSkeleton);
poseLow.setToReferencePose();
// Map the high-res pos into the low-res pose
m_highToLowMapper->mapPose(poseHigh, poseLow, hkaSkeletonMapper::CURRENT_POSE);
// Draw the low res pose
worldFromModel.m_translation.set(20,0,0);
AnimationUtils::drawPose( poseLow, worldFromModel, 0x7f00ff00 );
// Now, map the los-res pos back to the high-res pose
m_lowToHighMapper->mapPose( poseLow, poseHigh, hkaSkeletonMapper::CURRENT_POSE);
// Draw the high res pose
worldFromModel.m_translation.set(40,0,0);
AnimationUtils::drawPose( poseHigh, worldFromModel, 0x7fffffff );
}
// LOW HIGH LOW
{
// Transform used for display
hkQsTransform worldFromModel (hkQsTransform::IDENTITY);
// Get a low-res pose from the low resolution animated skeleton
hkaPose poseLow (m_lowSkeleton);
m_lowAnimatedSkeleton->sampleAndCombineAnimations( poseLow.accessUnsyncedPoseLocalSpace().begin(), poseLow.getFloatSlotValues().begin() );
// Draw the low-res pose
worldFromModel.m_translation.set(0, 0, 90);
AnimationUtils::drawPose( poseLow, worldFromModel, 0x7f00ff00);
// Construct a high-res pose in the reference pose
hkaPose poseHigh (m_highSkeleton);
poseHigh.setToReferencePose();
// Map the low-res pos to the high-res
m_lowToHighMapper->mapPose(poseLow, poseHigh, hkaSkeletonMapper::CURRENT_POSE);
// Draw it
worldFromModel.m_translation.set(20,0,90);
AnimationUtils::drawPose( poseHigh, worldFromModel, 0x7fffffff );
// Now, map the high-res pose back to the low-res pose
m_highToLowMapper->mapPose(poseHigh, poseLow, hkaSkeletonMapper::CURRENT_POSE);
// And draw the low-res pose
worldFromModel.m_translation.set(40,0,90);
AnimationUtils::drawPose( poseLow, worldFromModel, 0x7f00ff00 );
}
return DEMO_OK;
}
hkDemo::Result RagdollScalingDemo::stepDemo()
{
// Handle button presses...
hkReal& oldScale = m_scale;
hkReal newScale = oldScale;
static const hkReal slowFactor = hkMath::pow( 2.0f, 1.0f / 100.0f );
static const hkReal fastFactor = hkMath::pow( 2.0f, 1.0f / 10.0f );
if ( m_env->m_gamePad->isButtonPressed( HKG_PAD_DPAD_UP ) )
{
newScale *= slowFactor;
}
if ( m_env->m_gamePad->isButtonPressed( HKG_PAD_DPAD_DOWN ) )
{
newScale /= slowFactor;
}
if ( m_env->m_gamePad->wasButtonPressed( HKG_PAD_DPAD_RIGHT ) )
{
newScale *= fastFactor;
}
if ( m_env->m_gamePad->wasButtonPressed( HKG_PAD_DPAD_LEFT ) )
{
newScale /= fastFactor;
}
// Test if the user has requested scaling
if ( newScale != oldScale )
{
const hkReal scale = newScale / oldScale;
m_world->lock();
// Use the ragdoll scaling utility
m_ragdoll->addReference();
m_ragdoll->removeFromWorld();
hkaRagdollUtils::scaleRagdoll( m_ragdoll, scale );
m_ragdoll->addToWorld( m_world, false );
m_ragdoll->removeReference();
m_world->unlock();
// Scale the skeleton mapper
hkaSkeletonMapperUtils::scaleMapping( *m_ragdollFromAnimation, scale );
hkaSkeletonMapperUtils::scaleMapping( *m_animationFromRagdoll, scale );
// Scale the reference poses of the animated and ragdoll characters
hkaSampleAndCombineUtils::scaleTranslations( scale, m_ragdollSkeleton->m_referencePose, m_ragdollSkeleton->m_numBones );
hkaSampleAndCombineUtils::scaleTranslations( scale, m_animationSkeleton->m_referencePose, m_animationSkeleton->m_numBones );
// Update the scale value
oldScale = newScale;
}
{
// Sample the animation and drive the ragdolls to the desired pose
hkaPose animationPose( m_animationSkeleton );
hkaPose ragdollPose( m_ragdollSkeleton );
hkaPose upsampledPose( m_animationSkeleton );
// Sample the character's current animated pose
m_character->sampleAndCombineAnimations( animationPose.accessUnsyncedPoseLocalSpace().begin(), HK_NULL );
// Scale the bone lengths of the poses
hkaSampleAndCombineUtils::scaleTranslations( m_scale, ragdollPose.accessUnsyncedPoseLocalSpace().begin(), m_ragdollSkeleton->m_numBones );
hkaSampleAndCombineUtils::scaleTranslations( m_scale, animationPose.accessUnsyncedPoseLocalSpace().begin(), m_animationSkeleton->m_numBones );
// Scale the root (necessary for skinning)
animationPose.accessUnsyncedPoseLocalSpace()[ 0 ].m_scale.mul4( m_scale );
// Convert the animation pose to a ragdoll pose
m_ragdollFromAnimation->mapPose( animationPose.getSyncedPoseModelSpace().begin(), m_ragdollSkeleton->m_referencePose, ragdollPose.accessUnsyncedPoseModelSpace().begin(), hkaSkeletonMapper::CURRENT_POSE );
// Map the ragdoll pose back to an animation pose
m_animationFromRagdoll->mapPose( ragdollPose.getSyncedPoseModelSpace().begin(), m_animationSkeleton->m_referencePose, upsampledPose.accessUnsyncedPoseModelSpace().begin(), hkaSkeletonMapper::CURRENT_POSE );
// Copy the scales back into the upsampled pose
hkaRagdollUtils::copyScales( upsampledPose.accessUnsyncedPoseModelSpace().begin(), animationPose.getSyncedPoseModelSpace().begin(), m_animationSkeleton->m_numBones );
// Draw the upsampled Pose
{
hkQsTransform animWorldFromModel( m_worldFromModel );
animWorldFromModel.m_translation( 0 ) = -1.0f;
AnimationUtils::drawPose( upsampledPose, animWorldFromModel );
}
// Skin the animation
{
hkTransform worldFromModel( m_worldFromModel.m_rotation, m_worldFromModel.m_translation );
worldFromModel.getTranslation()( 0 ) = 1.0f;
const hkQsTransform* poseModelSpace = upsampledPose.getSyncedPoseModelSpace().begin();
// Construct the composite world transform
hkLocalArray<hkTransform> compositeWorldInverse( m_animationSkeleton->m_numBones );
compositeWorldInverse.setSize( m_animationSkeleton->m_numBones );
for ( int i = 0; i < m_numSkinBindings; i++ )
{
// assumes either a straight map (null map) or a single one (1 palette)
hkInt16* usedBones = m_skinBindings[i]->m_mappings? m_skinBindings[i]->m_mappings[0].m_mapping : HK_NULL;
int numUsedBones = usedBones? m_skinBindings[i]->m_mappings[0].m_numMapping : m_animationSkeleton->m_numBones;
// Multiply through by the bind pose inverse world inverse matrices
for (int p=0; p < numUsedBones; p++)
{
int boneIndex = usedBones? usedBones[p] : p;
compositeWorldInverse[p].setMul( poseModelSpace[ boneIndex ], m_skinBindings[i]->m_boneFromSkinMeshTransforms[ boneIndex ] );
}
AnimationUtils::skinMesh( *m_skinBindings[i]->m_mesh, worldFromModel, compositeWorldInverse.begin(), *m_env->m_sceneConverter );
}
}
m_world->lock();
m_ragdollRigidBodyController->driveToPose( m_timestep, ragdollPose.accessSyncedPoseLocalSpace().begin(), m_worldFromModel, HK_NULL );
m_world->unlock();
// Step the animation
m_character->stepDeltaTime( m_timestep );
}
// Print the current scale factor
{
char buf[ 255 ];
hkString::sprintf(buf, "Scale: %.3f", m_scale );
const int h = m_env->m_window->getHeight();
m_env->m_textDisplay->outputText( buf, 20, h-40, 0xffffffff, 1);
}
// Step the physics
hkDefaultPhysicsDemo::stepDemo();
return DEMO_OK; // original animation demo return
}
hkDemo::Result BindingDemo::stepDemo()
{
hkReal w1 = m_control[0]->getMasterWeight();
hkReal w2 = m_control[1]->getMasterWeight();
const hkReal inc = 0.01f;
{
const hkgPad* pad = m_env->m_gamePad;
if ((pad->getButtonState() & HKG_PAD_DPAD_UP) != 0)
w1+=inc;
if ((pad->getButtonState() & HKG_PAD_DPAD_LEFT) != 0)
w2+=inc;
if ((pad->getButtonState() & HKG_PAD_DPAD_RIGHT) != 0)
w2-=inc;
if ((pad->getButtonState() & HKG_PAD_DPAD_DOWN) != 0)
w1-=inc;
//clamp
w1 = (w1 > 1) ? 1 : w1;
w1 = (w1 < 0) ? 0 : w1;
w2 = (w2 > 1) ? 1 : w2;
w2 = (w2 < 0) ? 0 : w2;
}
m_control[0]->setMasterWeight( w1 );
m_control[1]->setMasterWeight( w2 );
char buf[255];
hkString::sprintf(buf, "wave weight :%0.3f idle weight:%0.3f fill thresh:%0.3f", w2, w1, m_skeletonInstance->getReferencePoseWeightThreshold());
const int h = m_env->m_window->getHeight();
m_env->m_textDisplay->outputText( buf, 20, h-40, 0xffffffff, 1);
// Advance the active animations
m_skeletonInstance->stepDeltaTime( .016f );
const int boneCount = m_skeleton->m_numBones;
// Sample the active animations and combine into a single pose
hkaPose pose (m_skeleton);
m_skeletonInstance->sampleAndCombineAnimations( pose.accessUnsyncedPoseLocalSpace().begin(), pose.getFloatSlotValues().begin() );
AnimationUtils::drawPose( pose, hkQsTransform::getIdentity(), 0xffff0000 );
hkLocalArray<hkQsTransform> trackSample(boneCount);
trackSample.setSizeUnchecked(boneCount);
for (int i=0; i < NUM_ANIMS; i++)
{
trackSample.setSizeUnchecked( m_control[i]->getAnimationBinding()->m_animation->m_numberOfTransformTracks );
m_binding[i]->m_animation->sampleTracks( m_control[i]->getLocalTime(), trackSample.begin(), HK_NULL , HK_NULL);
pose.setToReferencePose();
hkaAnimation* anim = m_binding[i]->m_animation;
for (hkInt16 t=0; t < anim->m_numberOfTransformTracks; t++)
{
hkInt16 boneIdx = m_binding[i]->m_transformTrackToBoneIndices[t];
if (boneIdx !=-1)
{
pose.setBoneLocalSpace(boneIdx, trackSample[t]);
}
}
hkQsTransform worldFromModel (hkQsTransform::IDENTITY);
worldFromModel.m_translation.set(i * 2.0f - 1.0f , 0, 0);
hkReal gray = m_control[i]->getMasterWeight() * 0.4f + 0.6f;
int color = hkColor::rgbFromFloats( gray, gray, gray );
AnimationUtils::drawPose( pose, worldFromModel, color);
}
return hkDemo::DEMO_OK;
}
hkDemo::Result CompressionDemo::stepDemo()
{
// Point local arrays on the scratchpad
if ( m_env->m_gamePad->wasButtonPressed(HKG_PAD_BUTTON_0) )
{
m_currentAnimation = (m_currentAnimation-1+m_animationRecords.getSize())%(m_animationRecords.getSize());
hkVector4 at = m_animationRecords[m_currentAnimation]->m_offset;
lookAt( at );
}
if ( m_env->m_gamePad->wasButtonPressed(HKG_PAD_BUTTON_1) )
{
m_currentAnimation = (m_currentAnimation+1)%(m_animationRecords.getSize());
hkVector4 at = m_animationRecords[m_currentAnimation]->m_offset;
lookAt( at );
}
// Turn caching on / off
if ( m_env->m_gamePad->wasButtonPressed(HKG_PAD_BUTTON_2) )
{
m_useCache = !m_useCache;
}
// print cache statistics with user input
if( m_env->m_gamePad->wasButtonPressed( HKG_PAD_BUTTON_3 ) )
{
// display message to notify user of cache pool flush
char buf[64];
hkString::sprintf( buf, "The cache's statistics have been saved." );
m_env->m_textDisplay->outputText( buf, 20, 180, 0xffffffff, 140);
// print cache statistics
hkOstream file("cacheStats.txt");
m_cache->printCacheStats( &file );
}
hkaPose pose (m_skeleton);
for (int i = 0; i < m_animationRecords.getSize(); ++i )
{
TestRecord* rec = m_animationRecords[i];
hkaAnimatedSkeleton* inst = rec->m_animatedSkeleton;
// Advance the animation
rec->m_stopwatch.reset();
rec->m_stopwatch.start();
inst->stepDeltaTime( m_timestep );
// Sample
if ( m_useCache )
{
inst->sampleAndCombineAnimations( pose.accessUnsyncedPoseLocalSpace().begin(), pose.getFloatSlotValues().begin() , m_cache ); // using our cache
}
else
{
inst->sampleAndCombineAnimations( pose.accessUnsyncedPoseLocalSpace().begin(), pose.getFloatSlotValues().begin() );
}
rec->m_stopwatch.stop();
// Draw
hkQsTransform worldFromModel (hkQsTransform::IDENTITY);
worldFromModel.m_translation = rec->m_offset;
hkUint32 color = (i == m_currentAnimation) ? 0xffff0000 : 0xffffffff;
AnimationUtils::drawPose( pose, worldFromModel, color );
const hkReal heightOffset = -1.0f;
const hkReal widthOffset = -0.20f;
hkString label( rec->m_name );
label.setAsSubstr( 0, label.indexOf( ' ', 0 ) );
hkVector4& textPos = m_animationRecords[i]->m_offset;
m_env->m_textDisplay->outputText3D( label, textPos(0) + widthOffset, textPos(1), textPos(2) + heightOffset, 0xffffffff );
}
TestRecord* rec = m_animationRecords[m_currentAnimation];
char msg[2048];
hkUint64 ticks = rec->m_stopwatch.getElapsedTicks();
double tpf = double(ticks/rec->m_stopwatch.getNumTimings());
double tpms = double(rec->m_stopwatch.getTicksPerSecond()/1000000);
double mspf = tpf / tpms;
hkString::sprintf(msg, "%s\nbytes:%d\nratio:%.2f:1\nmicrosecs/f:%f\ncaching:%s", rec->m_name, rec->m_bytes, (hkReal)m_originalSize / rec->m_bytes, mspf, ((m_useCache) ? "enabled" : "disabled") );
const int h = m_env->m_window->getHeight();
m_env->m_textDisplay->outputText( msg, 20, h-100, 0xffffffff);
return DEMO_OK;
}