Test_Project_Cocos/DelayNoMore
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Draft version for jumping with backend sync.

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genxium
2022-12-13 18:10:30 +08:00
parent 5a463239bb
commit c171ebc211
9 changed files with 342 additions and 323 deletions
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37
dnmshared/resolv_helper.go
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@@ -60,43 +60,6 @@ func GenerateConvexPolygonCollider(unalignedSrc *Polygon2D, spaceOffsetX, spaceO
return collider
}
func CalcPushbacksWithGravitySnapping(oldDx, oldDy float64, playerShape, barrierShape *resolv.ConvexPolygon, currentInAir bool, snapIntoPlatformOverlap, snapIntoPlatformThreshold float64) (bool, float64, float64, *SatResult, float64, float64, bool) {
origX, origY := playerShape.Position()
snappedIntoPlatformEx, snappedIntoPlatformEy := float64(0), float64(0)
localFallStopping := false
defer func() {
playerShape.SetPosition(origX, origY)
}()
playerShape.SetPosition(origX+oldDx, origY+oldDy)
overlapResult := &SatResult{
Overlap: 0,
OverlapX: 0,
OverlapY: 0,
AContainedInB: true,
BContainedInA: true,
Axis: vector.Vector{0, 0},
}
if overlapped := IsPolygonPairOverlapped(playerShape, barrierShape, overlapResult); overlapped {
pushbackX, pushbackY := overlapResult.Overlap*overlapResult.OverlapX, overlapResult.Overlap*overlapResult.OverlapY
normAlignmentWithGravity := (overlapResult.OverlapX * 0 + overlapResult.OverlapX * (-1.0))
flatEnough := (snapIntoPlatformThreshold < normAlignmentWithGravity) // prevents false snapping on the lateral sides
remainsNotInAir := (!currentInAir && flatEnough)
localFallStopping = (currentInAir && flatEnough)
if remainsNotInAir || localFallStopping {
// [OverlayX, OverlapY] is the unit vector that points into the platform; FIXME: Should only assign to [snappedIntoPlatformEx, snappedIntoPlatformEy] at most once!
snappedIntoPlatformEx, snappedIntoPlatformEy = -overlapResult.OverlapY, overlapResult.OverlapX
pushbackX, pushbackY = (overlapResult.Overlap - snapIntoPlatformOverlap) * overlapResult.OverlapX, (overlapResult.Overlap - snapIntoPlatformOverlap) * overlapResult.OverlapY
if (snappedIntoPlatformEx * currPlayerDownsync.dirX + snappedIntoPlatformEy * currPlayerDownsync.dirY < 0) {
// snapped dir should have a positive projection from player facing dir
snappedIntoPlatformEx, snappedIntoPlatformEy = -snappedIntoPlatformEx, -snappedIntoPlatformEy
}
}
return true, pushbackX, pushbackY, overlapResult, snappedIntoPlatformEx, snappedIntoPlatformEy, localFallStopping
} else {
return false, 0, 0, overlapResult, 0, 0, false
}
}
func CalcPushbacks(oldDx, oldDy float64, playerShape, barrierShape *resolv.ConvexPolygon) (bool, float64, float64, *SatResult) {
origX, origY := playerShape.Position()
defer func() {