KeyframeAnimPtr ResourceLoader::getKeyframe(const char *fname) {
for (Common::List<KeyframeAnim *>::const_iterator i = _keyframeAnims.begin(); i != _keyframeAnims.end(); ++i) {
KeyframeAnim *k = *i;
if (strcmp(fname, k->filename()) == 0) {
return k;
}
}
return loadKeyframe(fname);
}
KeyframeAnimPtr ResourceLoader::getKeyframe(const Common::String &fname) {
Common::String filename = fname;
filename.toLowercase();
for (Common::List<KeyframeAnim *>::const_iterator i = _keyframeAnims.begin(); i != _keyframeAnims.end(); ++i) {
KeyframeAnim *k = *i;
if (filename == k->getFilename()) {
return k;
}
}
return loadKeyframe(fname);
}
// Load a blend shape animation track
Track BlendShape::loadTrack(float start,float stop,float rate,ParamList& params,int targetIndex,int startPoseId)
{
MStatus stat;
MString msg;
std::vector<float> times;
// Create a track for current clip
Track t;
t.m_type = TT_POSE;
t.m_target = m_target;
t.m_index = targetIndex;
t.m_vertexKeyframes.clear();
// Calculate times from clip sample rate
times.clear();
if (rate <= 0)
{
std::cout << "invalid sample rate for the clip (must be >0), we skip it\n";
std::cout.flush();
return t;
}
for (float time=start; time<stop; time+=rate)
times.push_back(time);
times.push_back(stop);
// Get animation length
float length=0;
if (times.size() >= 0)
length = times[times.size()-1] - times[0];
if (length < 0)
{
std::cout << "invalid time range for the clip, we skip it\n";
std::cout.flush();
return t;
}
// Evaluate animation curves at selected times
for (int i=0; i<times.size(); i++)
{
// Set time to wanted sample time
MAnimControl::setCurrentTime(MTime(times[i],MTime::kSeconds));
// Load a keyframe at current time
vertexKeyframe key = loadKeyframe(times[i]-times[0],params,targetIndex, startPoseId);
// Add keyframe to joint track
if (key.poserefs.size() > 0)
t.addVertexKeyframe(key);
}
// Clip successfully loaded
return t;
}
// Load an animation clip
MStatus skeleton::loadClip(MString clipName,int start,int stop,int rate)
{
uint fps = getFps();
float frameTime = 1000.0f / fps;
MStatus stat;
int i,j;
std::vector<int> times;
if (m_joints.size() < 0)
return MS::kFailure;
times.clear();
for (int t=start; t<stop; t+=rate)
times.push_back(t);
times.push_back(stop);
// create the animation
animation a;
a.name = clipName.asChar();
if(m_animations.size() == 0)
{
a.startTime = 0;
a.endTime = times[times.size()-1] - times[0];
}
else
{
a.startTime = m_animations[m_animations.size()-1].endTime + 1;
a.endTime = a.startTime + times[times.size()-1] - times[0];
}
m_animations.push_back(a);
int animIdx = m_animations.size() - 1;
for (i=0; i<times.size(); i++)
{
MAnimControl::setCurrentTime(MTime(times[i],MTime::uiUnit()));
for (j=0; j<m_joints.size(); j++)
{
keyframeTranslation translation;
keyframeRotation rotation;
keyframeScale scale;
joint &jt = m_joints[j];
int time = times[i] - times[0] + a.startTime;
loadKeyframe(m_joints[j],time,translation,rotation,scale);
translation.time *= frameTime;
rotation.time *= frameTime;
scale.time *= frameTime;
size_t size = jt.keyframesTranslation.size();
if(size > 0)
{
keyframeTranslation& t = jt.keyframesTranslation[size - 1];
if(!equal(translation.v[0],t.v[0]) || !equal(translation.v[1],t.v[1]) || !equal(translation.v[2],t.v[2]))
{
//如果跟上一次不一样，并且跨越了桢，那么需要补一桢
int lastTime = Round(t.time / frameTime);
if(time - 1 > lastTime)
{
keyframeTranslation temp = t;
temp.time = (time - 1) * frameTime;
jt.keyframesTranslation.push_back(temp);
}
jt.keyframesTranslation.push_back(translation);
}
}
else
{
jt.keyframesTranslation.push_back(translation);
}
MFnIkJoint jn(jt.jointDag);
if(jn.name() == "Hips")
{
// breakable;
}
size = jt.keyframesRotation.size();
if(size > 0)
{
keyframeRotation& r = jt.keyframesRotation[size - 1];
if(!equal(rotation.q[0],r.q[0]) || !equal(rotation.q[1],r.q[1]) || !equal(rotation.q[2],r.q[2]) || !equal(rotation.q[3],r.q[3]))
{
//如果跟上一次不一样，并且跨越了桢，那么需要补一桢
int lastTime = Round(r.time / frameTime);
if(time - 1 > lastTime)
{
keyframeRotation temp = r;
temp.time = (time - 1) * frameTime;
jt.keyframesRotation.push_back(temp);
}
jt.keyframesRotation.push_back(rotation);
}
}
else
{
jt.keyframesRotation.push_back(rotation);
}
size = jt.keyframesScale.size();
if(size > 0)
{
keyframeScale& s = jt.keyframesScale[size - 1];
if(!equal(scale.v[0],s.v[0]) || !equal(scale.v[1],s.v[1]) || !equal(scale.v[2],s.v[2]))
{
//如果跟上一次不一样，并且跨越了桢，那么需要补一桢
int lastTime = Round(s.time / frameTime);
if(time - 1 > lastTime)
{
keyframeScale temp = s;
temp.time = (time - 1) * frameTime;
jt.keyframesScale.push_back(temp);
}
jt.keyframesScale.push_back(scale);
}
}
else
{
jt.keyframesScale.push_back(scale);
}
if(jt.hasRibbonSystem)
{
keyframeT<bool> keyframeVisible;
keyframeT<float> keyframeAbove;
keyframeT<float> keyframeBelow;
keyframeT<short> keyframeSlot;
keyframeT<float3> keyframeColor;
keyframeT<float> keyframeAlpha;
MFnIkJoint jointFn(jt.jointDag);
MPlug plug;
plug = jointFn.findPlug("unRibbonVisible");
bool visible;
plug.getValue(visible);
plug = jointFn.findPlug("unRibbonAbove");
float above;
plug.getValue(above);
plug = jointFn.findPlug("unRibbonBelow");
float below;
plug.getValue(below);
plug = jointFn.findPlug("unRibbonTextureSlot");
short slot;
plug.getValue(slot);
plug = jointFn.findPlug("unRibbonVertexColor");
MObject object;
plug.getValue(object);
MFnNumericData data(object);
float r,g,b;
data.getData(r,g,b);
plug = jointFn.findPlug("unRibbonVertexAlpha");
float alpha;
plug.getValue(alpha);
keyframeVisible.time = time * frameTime;
keyframeAbove.time = time * frameTime;
keyframeBelow.time = time * frameTime;
keyframeSlot.time = time * frameTime;
keyframeColor.time = time * frameTime;
keyframeAlpha.time = time * frameTime;
keyframeVisible.data = visible;
keyframeAbove.data = above;
keyframeBelow.data = below;
keyframeSlot.data = slot;
keyframeColor.data[0] = r;
keyframeColor.data[1] = g;
keyframeColor.data[2] = b;
keyframeAlpha.data = alpha;
addKeyFramesBool(&jt.ribbon.keyframesVisible,&keyframeVisible);
addKeyFramesFloat(&jt.ribbon.keyframeAbove,&keyframeAbove);
addKeyFramesFloat(&jt.ribbon.keyframeBelow,&keyframeBelow);
size = jt.ribbon.keyframeSlot.size();
if(size > 0)
{
keyframeT<short>& s = jt.ribbon.keyframeSlot[size - 1];
if(s.data == slot)
{
jt.ribbon.keyframeSlot.push_back(keyframeSlot);
}
}
else
{
jt.ribbon.keyframeSlot.push_back(keyframeSlot);
}
size = jt.ribbon.keyframeColor.size();
if(size > 0)
{
keyframeT<float3>& s = jt.ribbon.keyframeColor[size - 1];
if(!equal(s.data[0],r) || !equal(s.data[1],g) || !equal(s.data[2],b))
{
jt.ribbon.keyframeColor.push_back(keyframeColor);
}
}
else
{
jt.ribbon.keyframeColor.push_back(keyframeColor);
}
addKeyFramesFloat(&jt.ribbon.keyframeAlpha,&keyframeAlpha);
}
if(jt.hasParticleSystem)
{
keyframeT<bool> keyframeVisible;
keyframeT<float> keyframeSpeed;
keyframeT<float> keyframeVariation;
keyframeT<float> keyframeConeAngle;
keyframeT<float> keyframeGravity;
keyframeT<float> keyframeExplosiveForce;
keyframeT<float> keyframeEmissionRate;
keyframeT<float> keyframeWidth;
keyframeT<float> keyframeLength;
keyframeT<float> keyframeHeight;
MFnIkJoint jointFn(jt.jointDag);
MPlug plug;
plug = jointFn.findPlug("unParticleVisible");
bool visible;
plug.getValue(visible);
plug = jointFn.findPlug("unParticleSpeed");
float speed;
plug.getValue(speed);
plug = jointFn.findPlug("unParticleVariationPercent");
float variation;
plug.getValue(variation);
plug = jointFn.findPlug("unParticleConeAngle");
float coneAngle;
plug.getValue(coneAngle);
plug = jointFn.findPlug("unParticleGravity");
float gravity;
plug.getValue(gravity);
plug = jointFn.findPlug("unParticleExplosiveForce");
float explosiveForce = 0.0f;
if(!plug.isNull())
{
plug.getValue(explosiveForce);
}
plug = jointFn.findPlug("unParticleEmissionRate");
float emissionRate;
plug.getValue(emissionRate);
plug = jointFn.findPlug("unParticleEmitterWidth");
float width;
plug.getValue(width);
plug = jointFn.findPlug("unParticleEmitterLength");
float length;
plug.getValue(length);
plug = jointFn.findPlug("unParticleEmitterHeight");
float height = 0.0f;
if(!plug.isNull())
{
plug.getValue(height);
}
keyframeVisible.time = time * frameTime;
keyframeSpeed.time = time * frameTime;
keyframeVariation.time = time * frameTime;
keyframeConeAngle.time = time * frameTime;
keyframeGravity.time = time * frameTime;
keyframeExplosiveForce.time = time * frameTime;
keyframeEmissionRate.time = time * frameTime;
keyframeWidth.time = time * frameTime;
keyframeLength.time = time * frameTime;
keyframeHeight.time = time * frameTime;
keyframeVisible.data = visible;
keyframeSpeed.data = speed;
keyframeVariation.data = variation / 100.0f;
keyframeConeAngle.data = coneAngle;
keyframeGravity.data = gravity;
keyframeExplosiveForce.data = explosiveForce;
keyframeEmissionRate.data = emissionRate;
keyframeWidth.data = width;
keyframeLength.data = length;
keyframeHeight.data = height;
addKeyFramesBool(&jt.particle.keyframesVisible,&keyframeVisible);
addKeyFramesFloat(&jt.particle.keyframesSpeed,&keyframeSpeed);
addKeyFramesFloat(&jt.particle.keyframesVariation,&keyframeVariation);
addKeyFramesFloat(&jt.particle.keyframesConeAngle,&keyframeConeAngle);
addKeyFramesFloat(&jt.particle.keyframesGravity,&keyframeGravity);
addKeyFramesFloat(&jt.particle.keyframesExplosiveForce,&keyframeExplosiveForce);
addKeyFramesFloat(&jt.particle.keyframesEmissionRate,&keyframeEmissionRate);
addKeyFramesFloat(&jt.particle.keyframesWidth,&keyframeWidth);
addKeyFramesFloat(&jt.particle.keyframesLength,&keyframeLength);
addKeyFramesFloat(&jt.particle.keyframesHeight,&keyframeHeight);
}
}
}
return MS::kSuccess;
}
