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Simplify compiled path data structure

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Use two arrays, one for events and one for coordinates. That simplifies
the code generator and the generated code, and it also provides for
a more compact memory representation.
This commit is contained in:
Simon Hausmann 2020-07-10 10:17:02 +02:00
parent 264b1f650f
commit 4b6e549b96
7 changed files with 254 additions and 313 deletions
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24
api/sixtyfps-cpp/include/sixtyfps_pathelements.h
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@ -8,12 +8,8 @@ namespace sixtyfps {
using internal::types::PathArcTo;
using internal::types::PathElement;
using internal::types::PathEvent;
using internal::types::PathEventBegin;
using internal::types::PathEventCubic;
using internal::types::PathEventEnd;
using internal::types::PathEventLine;
using internal::types::PathEventQuadratic;
using internal::types::PathLineTo;
using internal::types::Point;
struct PathElements
{
@ -26,8 +22,9 @@ public:
{
}
PathElements(const PathEvent *firstEvent, size_t count)
: data(Data::PathEvents(events_from_array(firstEvent, count)))
PathElements(const PathEvent *firstEvent, size_t event_count, const Point *firstCoordinate,
size_t coordinate_count)
: data(events_from_array(firstEvent, event_count, firstCoordinate, coordinate_count))
{
}
@ -40,11 +37,16 @@ private:
return tmp;
}
static SharedArray<PathEvent> events_from_array(const PathEvent *firstEvent, size_t count)
static internal::types::PathElements events_from_array(const PathEvent *firstEvent,
size_t event_count,
const Point *firstCoordinate,
size_t coordinate_count)
{
SharedArray<PathEvent> tmp;
sixtyfps_new_path_events(&tmp, firstEvent, count);
return tmp;
SharedArray<PathEvent> events;
SharedArray<Point> coordinates;
sixtyfps_new_path_events(&events, &coordinates, firstEvent, event_count, firstCoordinate,
coordinate_count);
return Data::PathEvents(events, coordinates);
}
using Data = internal::types::PathElements;