float ty = (viewPort.height() - viewBox.height() * scale) * 0.5;
VMatrix m;
- m.scale(scale, scale).translate(tx, ty);
+ m.translate(tx, ty).scale(scale, scale);
mRootLayer->update(frameNo, m, 1.0);
- buildRenderList();
mCurFrameNo = frameNo;
mUpdateViewBox = false;
return true;
for (auto &i : mDrawableList) {
LOTDrawable *lotDrawable = static_cast<LOTDrawable *>(i);
lotDrawable->sync();
- mRenderList.push_back(&lotDrawable->mCNode);
+ mRenderList.push_back(lotDrawable->mCNode.get());
}
}
return mRenderList;
}
-bool LOTCompItem::render(const LOTBuffer &buffer)
+bool LOTCompItem::render(const lottie::Surface &surface)
{
- VBitmap bitmap((uchar *)buffer.buffer, buffer.width, buffer.height,
- buffer.bytesPerLine, VBitmap::Format::ARGB32_Premultiplied,
+ VBitmap bitmap((uchar *)surface.buffer(), surface.width(), surface.height(),
+ surface.bytesPerLine(), VBitmap::Format::ARGB32_Premultiplied,
nullptr, nullptr);
/* schedule all preprocess task for this frame at once.
*/
+ mDrawableList.clear();
+ mRootLayer->renderList(mDrawableList);
+ VRect clip(0, 0, surface.width(), surface.height());
for (auto &e : mDrawableList) {
- e->preprocess();
+ e->preprocess(clip);
}
VPainter painter(&bitmap);
float parentAlpha, const DirtyFlag &/*flag*/)
{
if (mData->mShape.isStatic()) {
- if (mLocalPath.isEmpty()) {
+ if (mLocalPath.empty()) {
mData->mShape.value(frameNo).toPath(mLocalPath);
}
} else {
matteRle = matteRle + i->rle();
}
- if (!inheritMatte.isEmpty())
+ if (!inheritMatte.empty())
matteRle = matteRle & inheritMatte;
} else {
matteRle = inheritMatte;
VRle mask;
if (hasMask()) {
mask = maskRle(painter->clipBoundingRect());
- if (!inheritMask.isEmpty())
+ if (!inheritMask.empty())
mask = mask & inheritMask;
// if resulting mask is empty then return.
- if (mask.isEmpty())
+ if (mask.empty())
return;
} else {
mask = inheritMask;
for (auto &i : mDrawableList) {
painter->setBrush(i->mBrush);
VRle rle = i->rle();
- if (!mask.isEmpty()) rle = rle & mask;
+ if (!mask.empty()) rle = rle & mask;
- if (rle.isEmpty()) continue;
+ if (rle.empty()) continue;
- if (!matteRle.isEmpty()) {
+ if (!matteRle.empty()) {
if (mLayerData->mMatteType == MatteType::AlphaInv) {
rle = rle - matteRle;
} else {
break;
}
case LOTMaskData::Mode::Substarct: {
- if (rle.isEmpty() && !clipRect.isEmpty())
+ if (rle.empty() && !clipRect.empty())
rle = VRle::toRle(clipRect);
rle = rle - i->rle();
break;
mStatic = mPrecompLayer ? (mStatic & mPrecompLayer->isStatic()) : mStatic;
}
-void LOTLayerItem::update(int frameNo, const VMatrix &parentMatrix,
+void LOTLayerItem::update(int frameNumber, const VMatrix &parentMatrix,
float parentAlpha)
{
- mFrameNo = frameNo;
+ mFrameNo = frameNumber;
// 1. check if the layer is part of the current frame
if (!visible()) return;
// 2. calculate the parent matrix and alpha
- VMatrix m = matrix(frameNo);
+ VMatrix m = matrix(frameNo());
m *= parentMatrix;
- float alpha = parentAlpha * opacity(frameNo);
+ float alpha = parentAlpha * opacity(frameNo());
// 6. update the mask
if (hasMask()) {
- for (auto &i : mMasks) i->update(frameNo, m, alpha, mDirtyFlag);
+ for (auto &i : mMasks) i->update(frameNo(), m, alpha, mDirtyFlag);
}
// 3. update the dirty flag based on the change
VMatrix LOTLayerItem::matrix(int frameNo) const
{
if (mParentLayer)
- return mLayerData->mTransform->matrix(frameNo) *
+ return mLayerData->mTransform->matrix(frameNo, mLayerData->autoOrient()) *
mParentLayer->matrix(frameNo);
else
- return mLayerData->mTransform->matrix(frameNo);
+ return mLayerData->mTransform->matrix(frameNo, mLayerData->autoOrient());
}
bool LOTLayerItem::visible() const
matteRle = matteRle + i->rle();
}
- if (!inheritMatte.isEmpty())
+ if (!inheritMatte.empty())
matteRle = matteRle & inheritMatte;
} else {
matteRle = inheritMatte;
VRle mask;
if (hasMask()) {
mask = maskRle(painter->clipBoundingRect());
- if (!inheritMask.isEmpty())
+ if (!inheritMask.empty())
mask = mask & inheritMask;
// if resulting mask is empty then return.
- if (mask.isEmpty())
+ if (mask.empty())
return;
} else {
mask = inheritMask;
void LOTCompLayerItem::updateContent()
{
for (const auto &layer : mLayers) {
- layer->update(frameNo(), combinedMatrix(), combinedAlpha());
+ layer->update( mLayerData->timeRemap(frameNo()) - mLayerData->startFrame(),
+ combinedMatrix(), combinedAlpha());
}
}
size.y());
path.reset();
- path.addRoundRect(r, roundness, roundness, mData->direction());
+ path.addRoundRect(r, roundness, mData->direction());
updateCache(frameNo, pos, size, roundness);
}
void LOTGFillItem::updateRenderNode()
{
+ mGradient->setAlpha(parentAlpha());
mDrawable->setBrush(VBrush(mGradient.get()));
mDrawable->setFillRule(mFillRule);
}
void LOTGStrokeItem::updateRenderNode()
{
float scale = getScale(mGradient->mMatrix);
+ mGradient->setAlpha(parentAlpha());
mDrawable->setBrush(VBrush(mGradient.get()));
mDrawable->setStrokeInfo(mCap, mJoin, mMiterLimit,
mWidth * scale);
// when both path and trim are not dirty
if (!(mDirty || pathDirty())) return;
- //@TODO take the offset and trim type into account.
- for (auto &i : mPathItems) {
- VPathMesure pm;
- pm.setStart(mCache.mStart);
- pm.setEnd(mCache.mEnd);
- pm.setOffset(mCache.mOffset);
- i->updatePath(pm.trim(i->localPath()));
+ if (vCompare(mCache.mStart, mCache.mEnd)) {
+ for (auto &i : mPathItems) {
+ i->updatePath(VPath());
+ }
+ return;
}
+
+
+ if (mData->type() == LOTTrimData::TrimType::Simultaneously) {
+ for (auto &i : mPathItems) {
+ VPathMesure pm;
+ pm.setStart(mCache.mStart);
+ pm.setEnd(mCache.mEnd);
+ pm.setOffset(mCache.mOffset);
+ i->updatePath(pm.trim(i->localPath()));
+ }
+ } else { // LOTTrimData::TrimType::Individually
+ float totalLength = 0.0;
+ for (auto &i : mPathItems) {
+ totalLength += i->localPath().length();
+ }
+ float offset = totalLength * mCache.mOffset;
+ float start = totalLength * mCache.mStart;
+ float end = totalLength * mCache.mEnd;
+ start += offset;
+ end +=offset;
+ // normalize start, end value to 0 - totalLength
+ if (fabs(start) > totalLength) start = fmod(start, totalLength);
+ if (fabs(end) > totalLength) end = fmod(end, totalLength);
+
+ if (start >= 0 && end >= 0) {
+ if (start > end) std::swap(start, end);
+ } else if ( start < 0 && end < 0) {
+ start += totalLength;
+ end += totalLength;
+ if (start > end) std::swap(start, end);
+ } else {
+ // one is +ve and one is -ve so the
+ // segment will be wrapped from end segment to start segment.
+ // we need to split it in two segment.
+ //@TODO
+ return;
+ }
+
+ if (start < end ) {
+ float curLen = 0.0;
+ for (auto &i : mPathItems) {
+ if (curLen > end) {
+ // update with empty path.
+ i->updatePath(VPath());
+ continue;
+ }
+ float len = i->localPath().length();
+
+ if (curLen < start && curLen + len < start) {
+ curLen += len;
+ // update with empty path.
+ i->updatePath(VPath());
+ continue;
+ } else if (start <= curLen && end >= curLen + len) {
+ // inside segment
+ curLen += len;
+ continue;
+ } else {
+ float local_start = start > curLen ? start - curLen : 0;
+ local_start /= len;
+ float local_end = curLen + len < end ? len : end - curLen;
+ local_end /= len;
+ VPathMesure pm;
+ pm.setStart(local_start);
+ pm.setEnd(local_end);
+ VPath p = pm.trim(i->localPath());
+ i->updatePath(p);
+ curLen += len;
+ }
+ }
+ }
+ }
+
}
void LOTRepeaterItem::renderList(std::vector<VDrawable *> &/*list*/) {}
+static void updateGStops(LOTNode *n, const VGradient *grad)
+{
+ if (grad->mStops.size() != n->mGradient.stopCount) {
+ if (n->mGradient.stopCount)
+ free(n->mGradient.stopPtr);
+ n->mGradient.stopCount = grad->mStops.size();
+ n->mGradient.stopPtr = (LOTGradientStop *) malloc(n->mGradient.stopCount * sizeof(LOTGradientStop));
+ }
+
+ LOTGradientStop *ptr = n->mGradient.stopPtr;
+ for (const auto &i : grad->mStops) {
+ ptr->pos = i.first;
+ ptr->a = i.second.alpha() * grad->alpha();
+ ptr->r = i.second.red();
+ ptr->g = i.second.green();
+ ptr->b = i.second.blue();
+ ptr++;
+ }
+
+}
+
void LOTDrawable::sync()
{
- mCNode.mFlag = ChangeFlagNone;
+ if (!mCNode) {
+ mCNode = std::make_unique<LOTNode>();
+ mCNode->mGradient.stopPtr = nullptr;
+ mCNode->mGradient.stopCount = 0;
+ }
+
+ mCNode->mFlag = ChangeFlagNone;
if (mFlag & DirtyState::None) return;
if (mFlag & DirtyState::Path) {
const std::vector<VPointF> & pts = mPath.points();
const float *ptPtr = reinterpret_cast<const float *>(pts.data());
const char * elmPtr = reinterpret_cast<const char *>(elm.data());
- mCNode.mPath.elmPtr = elmPtr;
- mCNode.mPath.elmCount = elm.size();
- mCNode.mPath.ptPtr = ptPtr;
- mCNode.mPath.ptCount = 2 * pts.size();
- mCNode.mFlag |= ChangeFlagPath;
+ mCNode->mPath.elmPtr = elmPtr;
+ mCNode->mPath.elmCount = elm.size();
+ mCNode->mPath.ptPtr = ptPtr;
+ mCNode->mPath.ptCount = 2 * pts.size();
+ mCNode->mFlag |= ChangeFlagPath;
}
if (mStroke.enable) {
- mCNode.mStroke.width = mStroke.width;
- mCNode.mStroke.meterLimit = mStroke.meterLimit;
- mCNode.mStroke.enable = 1;
+ mCNode->mStroke.width = mStroke.width;
+ mCNode->mStroke.meterLimit = mStroke.meterLimit;
+ mCNode->mStroke.enable = 1;
switch (mFillRule) {
case FillRule::EvenOdd:
- mCNode.mFillRule = LOTFillRule::FillEvenOdd;
+ mCNode->mFillRule = LOTFillRule::FillEvenOdd;
break;
default:
- mCNode.mFillRule = LOTFillRule::FillWinding;
+ mCNode->mFillRule = LOTFillRule::FillWinding;
break;
}
switch (mStroke.cap) {
case CapStyle::Flat:
- mCNode.mStroke.cap = LOTCapStyle::CapFlat;
+ mCNode->mStroke.cap = LOTCapStyle::CapFlat;
break;
case CapStyle::Square:
- mCNode.mStroke.cap = LOTCapStyle::CapSquare;
+ mCNode->mStroke.cap = LOTCapStyle::CapSquare;
break;
case CapStyle::Round:
- mCNode.mStroke.cap = LOTCapStyle::CapRound;
+ mCNode->mStroke.cap = LOTCapStyle::CapRound;
break;
default:
- mCNode.mStroke.cap = LOTCapStyle::CapFlat;
+ mCNode->mStroke.cap = LOTCapStyle::CapFlat;
break;
}
switch (mStroke.join) {
case JoinStyle::Miter:
- mCNode.mStroke.join = LOTJoinStyle::JoinMiter;
+ mCNode->mStroke.join = LOTJoinStyle::JoinMiter;
break;
case JoinStyle::Bevel:
- mCNode.mStroke.join = LOTJoinStyle::JoinBevel;
+ mCNode->mStroke.join = LOTJoinStyle::JoinBevel;
break;
case JoinStyle::Round:
- mCNode.mStroke.join = LOTJoinStyle::JoinRound;
+ mCNode->mStroke.join = LOTJoinStyle::JoinRound;
break;
default:
- mCNode.mStroke.join = LOTJoinStyle::JoinMiter;
+ mCNode->mStroke.join = LOTJoinStyle::JoinMiter;
break;
}
- mCNode.mStroke.dashArray = mStroke.mDash.data();
- mCNode.mStroke.dashArraySize = mStroke.mDash.size();
+ mCNode->mStroke.dashArray = mStroke.mDash.data();
+ mCNode->mStroke.dashArraySize = mStroke.mDash.size();
} else {
- mCNode.mStroke.enable = 0;
+ mCNode->mStroke.enable = 0;
}
switch (mBrush.type()) {
case VBrush::Type::Solid:
- mCNode.mType = LOTBrushType::BrushSolid;
- mCNode.mColor.r = mBrush.mColor.r;
- mCNode.mColor.g = mBrush.mColor.g;
- mCNode.mColor.b = mBrush.mColor.b;
- mCNode.mColor.a = mBrush.mColor.a;
+ mCNode->mBrushType = LOTBrushType::BrushSolid;
+ mCNode->mColor.r = mBrush.mColor.r;
+ mCNode->mColor.g = mBrush.mColor.g;
+ mCNode->mColor.b = mBrush.mColor.b;
+ mCNode->mColor.a = mBrush.mColor.a;
break;
- case VBrush::Type::LinearGradient:
- mCNode.mType = LOTBrushType::BrushGradient;
- mCNode.mGradient.type = LOTGradientType::GradientLinear;
- mCNode.mGradient.start.x = mBrush.mGradient->linear.x1;
- mCNode.mGradient.start.y = mBrush.mGradient->linear.y1;
- mCNode.mGradient.end.x = mBrush.mGradient->linear.x2;
- mCNode.mGradient.end.y = mBrush.mGradient->linear.y2;
+ case VBrush::Type::LinearGradient: {
+ mCNode->mBrushType = LOTBrushType::BrushGradient;
+ mCNode->mGradient.type = LOTGradientType::GradientLinear;
+ VPointF s = mBrush.mGradient->mMatrix.map({mBrush.mGradient->linear.x1,
+ mBrush.mGradient->linear.y1});
+ VPointF e = mBrush.mGradient->mMatrix.map({mBrush.mGradient->linear.x2,
+ mBrush.mGradient->linear.y2});
+ mCNode->mGradient.start.x = s.x();
+ mCNode->mGradient.start.y = s.y();
+ mCNode->mGradient.end.x = e.x();
+ mCNode->mGradient.end.y = e.y();
+ updateGStops(mCNode.get(), mBrush.mGradient);
break;
- case VBrush::Type::RadialGradient:
- mCNode.mType = LOTBrushType::BrushGradient;
- mCNode.mGradient.type = LOTGradientType::GradientRadial;
- mCNode.mGradient.center.x = mBrush.mGradient->radial.cx;
- mCNode.mGradient.center.y = mBrush.mGradient->radial.cy;
- mCNode.mGradient.focal.x = mBrush.mGradient->radial.fx;
- mCNode.mGradient.focal.y = mBrush.mGradient->radial.fy;
- mCNode.mGradient.cradius = mBrush.mGradient->radial.cradius;
- mCNode.mGradient.fradius = mBrush.mGradient->radial.fradius;
+ }
+ case VBrush::Type::RadialGradient: {
+ mCNode->mBrushType = LOTBrushType::BrushGradient;
+ mCNode->mGradient.type = LOTGradientType::GradientRadial;
+ VPointF c = mBrush.mGradient->mMatrix.map({mBrush.mGradient->radial.cx,
+ mBrush.mGradient->radial.cy});
+ VPointF f = mBrush.mGradient->mMatrix.map({mBrush.mGradient->radial.fx,
+ mBrush.mGradient->radial.fy});
+ mCNode->mGradient.center.x = c.x();
+ mCNode->mGradient.center.y = c.y();
+ mCNode->mGradient.focal.x = f.x();
+ mCNode->mGradient.focal.y = f.y();
+
+ float scale = getScale(mBrush.mGradient->mMatrix);
+ mCNode->mGradient.cradius = mBrush.mGradient->radial.cradius * scale;
+ mCNode->mGradient.fradius = mBrush.mGradient->radial.fradius * scale;
+ updateGStops(mCNode.get(), mBrush.mGradient);
break;
+ }
default:
break;
}