Applied snapping on all-sides to avoid random zero-overlap detection uncertainty.

This commit is contained in:
genxium 2022-12-16 13:55:43 +08:00
parent c5b26d716e
commit a41c68fb13
7 changed files with 162 additions and 128 deletions

View File

@ -401,11 +401,11 @@ func (pR *Room) StartBattle() {
pR.collisionSpaceOffsetX, pR.collisionSpaceOffsetY = float64(spaceW)*0.5, float64(spaceH)*0.5
pR.refreshColliders(spaceW, spaceH)
/**
* Will be triggered from a goroutine which executes the critical `Room.AddPlayerIfPossible`, thus the `battleMainLoop` should be detached.
* All of the consecutive stages, e.g. settlement, dismissal, should share the same goroutine with `battleMainLoop`.
*
* As "defer" is only applicable to function scope, the use of "pR.InputsBufferLock" within "battleMainLoop" is embedded into each subroutine call.
/*
Will be triggered from a goroutine which executes the critical `Room.AddPlayerIfPossible`, thus the `battleMainLoop` should be detached.
All of the consecutive stages, e.g. settlement, dismissal, should share the same goroutine with `battleMainLoop`.
As "defer" is only applicable to function scope, the use of "pR.InputsBufferLock" within "battleMainLoop" is embedded into each subroutine call.
*/
battleMainLoop := func() {
defer func() {
@ -754,7 +754,7 @@ func (pR *Room) OnDismissed() {
pR.RollbackEstimatedDtNanos = 16666666 // A little smaller than the actual per frame time, just for logging FAST FRAME
dilutedServerFps := float64(55.0)
pR.dilutedRollbackEstimatedDtNanos = int64(float64(pR.RollbackEstimatedDtNanos) * float64(pR.ServerFps) / dilutedServerFps)
pR.BattleDurationFrames = 60 * pR.ServerFps
pR.BattleDurationFrames = 120 * pR.ServerFps
pR.BattleDurationNanos = int64(pR.BattleDurationFrames) * (pR.RollbackEstimatedDtNanos + 1)
pR.InputFrameUpsyncDelayTolerance = 2
pR.MaxChasingRenderFramesPerUpdate = 8
@ -1278,6 +1278,7 @@ func (pR *Room) applyInputFrameDownsyncDynamics(fromRenderFrameId int32, toRende
// TODO: Write unit-test for this function to compare with its frontend counter part
func (pR *Room) applyInputFrameDownsyncDynamicsOnSingleRenderFrame(delayedInputFrame *InputFrameDownsync, currRenderFrame *RoomDownsyncFrame, collisionSysMap map[int32]*resolv.Object) *RoomDownsyncFrame {
topPadding, bottomPadding, leftPadding, rightPadding := pR.SnapIntoPlatformOverlap, pR.SnapIntoPlatformOverlap, pR.SnapIntoPlatformOverlap, pR.SnapIntoPlatformOverlap
// [WARNING] This function MUST BE called while "pR.InputsBufferLock" is locked!
nextRenderFramePlayers := make(map[int32]*PlayerDownsync, pR.Capacity)
// Make a copy first
@ -1395,9 +1396,12 @@ func (pR *Room) applyInputFrameDownsyncDynamicsOnSingleRenderFrame(delayedInputF
currPlayerDownsync, thatPlayerInNextFrame := currRenderFrame.Players[playerId], nextRenderFramePlayers[playerId]
// Reset playerCollider position from the "virtual grid position"
newVx, newVy := currPlayerDownsync.VirtualGridX+currPlayerDownsync.VelX, currPlayerDownsync.VirtualGridY+currPlayerDownsync.VelY
if thatPlayerInNextFrame.VelY == pR.JumpingInitVelY {
newVy += thatPlayerInNextFrame.VelY
}
colliderWidth, colliderHeight := player.ColliderRadius*2, player.ColliderRadius*4
playerCollider.X, playerCollider.Y = VirtualGridToPolygonColliderBLPos(newVx, newVy, colliderWidth*0.5, colliderHeight*0.5, pR.SnapIntoPlatformOverlap, pR.collisionSpaceOffsetX, pR.collisionSpaceOffsetY, pR.VirtualGridToWorldRatio)
halfColliderWidth, halfColliderHeight := player.ColliderRadius, player.ColliderRadius+player.ColliderRadius // avoid multiplying
playerCollider.X, playerCollider.Y = VirtualGridToPolygonColliderBLPos(newVx, newVy, halfColliderWidth, halfColliderHeight, topPadding, bottomPadding, leftPadding, rightPadding, pR.collisionSpaceOffsetX, pR.collisionSpaceOffsetY, pR.VirtualGridToWorldRatio)
// Update in the collision system
playerCollider.Update()
@ -1423,8 +1427,7 @@ func (pR *Room) applyInputFrameDownsyncDynamicsOnSingleRenderFrame(delayedInputF
}
offenderWx, offenderWy := VirtualGridToWorldPos(offender.VirtualGridX, offender.VirtualGridY, pR.VirtualGridToWorldRatio)
bulletWx, bulletWy := offenderWx+xfac*meleeBullet.HitboxOffset, offenderWy
newBulletCollider := GenerateRectCollider(bulletWx, bulletWy, meleeBullet.HitboxSize.X, meleeBullet.HitboxSize.Y, 0, pR.collisionSpaceOffsetX, pR.collisionSpaceOffsetY, "MeleeBullet")
newBulletCollider := GenerateRectCollider(bulletWx, bulletWy, meleeBullet.HitboxSize.X, meleeBullet.HitboxSize.Y, topPadding, bottomPadding, leftPadding, rightPadding, pR.collisionSpaceOffsetX, pR.collisionSpaceOffsetY, "MeleeBullet")
newBulletCollider.Data = meleeBullet
pR.Space.Add(newBulletCollider)
collisionSysMap[collisionBulletIndex] = newBulletCollider
@ -1444,9 +1447,6 @@ func (pR *Room) applyInputFrameDownsyncDynamicsOnSingleRenderFrame(delayedInputF
playerCollider := collisionSysMap[collisionPlayerIndex]
playerShape := playerCollider.Shape.(*resolv.ConvexPolygon)
hardPushbackNorms[joinIndex-1] = pR.calcHardPushbacksNorms(playerCollider, playerShape, pR.SnapIntoPlatformOverlap, &(effPushbacks[joinIndex-1]))
if 0 < len(hardPushbackNorms[joinIndex-1]) {
Logger.Debug(fmt.Sprintf("playerId=%d, joinIndex=%d got %d non-empty hardPushbacks at renderFrame.id=%d", playerId, joinIndex, len(hardPushbackNorms), currRenderFrame.Id))
}
currPlayerDownsync, thatPlayerInNextFrame := currRenderFrame.Players[playerId], nextRenderFramePlayers[playerId]
fallStopping := false
possiblyFallStoppedOnAnotherPlayer := false
@ -1480,6 +1480,10 @@ func (pR *Room) applyInputFrameDownsyncDynamicsOnSingleRenderFrame(delayedInputF
pushbackX, pushbackY = (overlapResult.Overlap-pR.SnapIntoPlatformOverlap)*overlapResult.OverlapX, (overlapResult.Overlap-pR.SnapIntoPlatformOverlap)*overlapResult.OverlapY
thatPlayerInNextFrame.InAir = false
}
if isAnotherPlayer {
// [WARNING] See comments of this substep in frontend.
pushbackX, pushbackY = (overlapResult.Overlap-pR.SnapIntoPlatformOverlap*2)*overlapResult.OverlapX, (overlapResult.Overlap-pR.SnapIntoPlatformOverlap*2)*overlapResult.OverlapY
}
for _, hardPushbackNorm := range hardPushbackNorms[joinIndex-1] {
projectedMagnitude := pushbackX*hardPushbackNorm.X + pushbackY*hardPushbackNorm.Y
if isBarrier || (isAnotherPlayer && 0 > projectedMagnitude) {
@ -1494,15 +1498,16 @@ func (pR *Room) applyInputFrameDownsyncDynamicsOnSingleRenderFrame(delayedInputF
if isAnotherPlayer {
possiblyFallStoppedOnAnotherPlayer = true
}
if 1 == thatPlayerInNextFrame.JoinIndex {
Logger.Info(fmt.Sprintf("playerId=%d, joinIndex=%d fallStopping#1 at {renderFrame.id: %d, virtualX: %d, virtualY: %d, velX: %d, velY: %d} with effPushback={%.3f, %.3f}, overlapMag=%.4f, possiblyFallStoppedOnAnotherPlayer=%v", playerId, joinIndex, currRenderFrame.Id, currPlayerDownsync.VirtualGridX, currPlayerDownsync.VirtualGridY, currPlayerDownsync.VelX, currPlayerDownsync.VelY, effPushbacks[joinIndex-1].X, effPushbacks[joinIndex-1].Y, overlapResult.Overlap, possiblyFallStoppedOnAnotherPlayer))
}
if 1 == joinIndex {
halfColliderWidth, halfColliderHeight := player.ColliderRadius, player.ColliderRadius+player.ColliderRadius // avoid multiplying
if fallStopping {
Logger.Info(fmt.Sprintf("playerId=%d, joinIndex=%d fallStopping#1\n{renderFrame.id: %d, possiblyFallStoppedOnAnotherPlayer: %v}\nplayerColliderPos=%v, effPushback={%.3f, %.3f}, overlapMag=%.4f", playerId, joinIndex, currRenderFrame.Id, possiblyFallStoppedOnAnotherPlayer, RectCenterStr(playerCollider, halfColliderWidth, halfColliderHeight, topPadding, bottomPadding, leftPadding, rightPadding, pR.collisionSpaceOffsetX, pR.collisionSpaceOffsetY), effPushbacks[joinIndex-1].X, effPushbacks[joinIndex-1].Y, overlapResult.Overlap))
} else if currPlayerDownsync.InAir && isBarrier && !landedOnGravityPushback {
Logger.Warn(fmt.Sprintf("playerId=%d, joinIndex=%d inAir & pushed back by barrier & not landed at {renderFrame.id: %d}\nplayerColliderPos=%v, effPushback={%.3f, %.3f}, overlapMag=%.4f, len(hardPushbackNorms)=%d", playerId, joinIndex, currRenderFrame.Id, RectCenterStr(playerCollider, halfColliderWidth, halfColliderHeight, topPadding, bottomPadding, leftPadding, rightPadding, pR.collisionSpaceOffsetX, pR.collisionSpaceOffsetY), effPushbacks[joinIndex-1].X, effPushbacks[joinIndex-1].Y, overlapResult.Overlap, len(hardPushbackNorms)))
} else if currPlayerDownsync.InAir && isAnotherPlayer {
Logger.Warn(fmt.Sprintf("playerId=%d, joinIndex=%d inAir & pushed back by another player\n{renderFrame.id: %d}\nplayerColliderPos=%v, anotherPlayerColliderPos=%v, effPushback={%.3f, %.3f}, landedOnGravityPushback=%v, fallStopping=%v, overlapMag=%.4f, len(hardPushbackNorms)=%d", playerId, joinIndex, currRenderFrame.Id, RectCenterStr(playerCollider, halfColliderWidth, halfColliderHeight, topPadding, bottomPadding, leftPadding, rightPadding, pR.collisionSpaceOffsetX, pR.collisionSpaceOffsetY), RectCenterStr(obj, halfColliderWidth, halfColliderHeight, topPadding, bottomPadding, leftPadding, rightPadding, pR.collisionSpaceOffsetX, pR.collisionSpaceOffsetY), effPushbacks[joinIndex-1].X, effPushbacks[joinIndex-1].Y, landedOnGravityPushback, fallStopping, overlapResult.Overlap, len(hardPushbackNorms)))
}
if 1 == joinIndex && currPlayerDownsync.InAir && isBarrier && !landedOnGravityPushback {
Logger.Warn(fmt.Sprintf("playerId=%d, joinIndex=%d inAir & pushed back by barrier & not landed at {renderFrame.id: %d, virtualX: %d, virtualY: %d, velX: %d, velY: %d} with effPushback={%.3f, %.3f}, playerColliderPos={%.3f, %.3f}, barrierPos={%.3f, %.3f}, overlapMag=%.4f, len(hardPushbackNorms)=%d", playerId, joinIndex, currRenderFrame.Id, currPlayerDownsync.VirtualGridX, currPlayerDownsync.VirtualGridY, currPlayerDownsync.VelX, currPlayerDownsync.VelY, effPushbacks[joinIndex-1].X, effPushbacks[joinIndex-1].Y, playerCollider.X-pR.collisionSpaceOffsetX, playerCollider.Y-pR.collisionSpaceOffsetY, bShape.X-pR.collisionSpaceOffsetX, bShape.Y-pR.collisionSpaceOffsetY, overlapResult.Overlap, len(hardPushbackNorms)))
}
if 1 == joinIndex && currPlayerDownsync.InAir && isAnotherPlayer {
Logger.Warn(fmt.Sprintf("playerId=%d, joinIndex=%d inAir & pushed back by another player at {renderFrame.id: %d, virtualX: %d, virtualY: %d, velX: %d, velY: %d} with effPushback={%.3f, %.3f}, landedOnGravityPushback=%v, fallStopping=%v, playerColliderPos={%.3f, %.3f}, anotherPlayerColliderPos={%.3f, %.3f}, overlapMag=%.4f, len(hardPushbackNorms)=%d", playerId, joinIndex, currRenderFrame.Id, currPlayerDownsync.VirtualGridX, currPlayerDownsync.VirtualGridY, currPlayerDownsync.VelX, currPlayerDownsync.VelY, effPushbacks[joinIndex-1].X, effPushbacks[joinIndex-1].Y, landedOnGravityPushback, fallStopping, playerCollider.X-pR.collisionSpaceOffsetX, playerCollider.Y-pR.collisionSpaceOffsetY, bShape.X-pR.collisionSpaceOffsetX, bShape.Y-pR.collisionSpaceOffsetY, overlapResult.Overlap, len(hardPushbackNorms)))
}
}
if fallStopping {
@ -1599,21 +1604,18 @@ func (pR *Room) applyInputFrameDownsyncDynamicsOnSingleRenderFrame(delayedInputF
playerId := player.Id
collisionPlayerIndex := COLLISION_PLAYER_INDEX_PREFIX + joinIndex
playerCollider := collisionSysMap[collisionPlayerIndex]
playerShape := playerCollider.Shape.(*resolv.ConvexPolygon)
// Update "virtual grid position"
currPlayerDownsync, thatPlayerInNextFrame := currRenderFrame.Players[playerId], nextRenderFramePlayers[playerId]
colliderWidth, colliderHeight := player.ColliderRadius*2, player.ColliderRadius*4
thatPlayerInNextFrame.VirtualGridX, thatPlayerInNextFrame.VirtualGridY = PolygonColliderBLToVirtualGridPos(playerCollider.X-effPushbacks[joinIndex-1].X, playerCollider.Y-effPushbacks[joinIndex-1].Y, colliderWidth*0.5, colliderHeight*0.5, pR.SnapIntoPlatformOverlap, pR.collisionSpaceOffsetX, pR.collisionSpaceOffsetY, pR.WorldToVirtualGridRatio)
halfColliderWidth, halfColliderHeight := player.ColliderRadius, player.ColliderRadius+player.ColliderRadius // avoid multiplying
thatPlayerInNextFrame.VirtualGridX, thatPlayerInNextFrame.VirtualGridY = PolygonColliderBLToVirtualGridPos(playerCollider.X-effPushbacks[joinIndex-1].X, playerCollider.Y-effPushbacks[joinIndex-1].Y, halfColliderWidth, halfColliderHeight, topPadding, bottomPadding, leftPadding, rightPadding, pR.collisionSpaceOffsetX, pR.collisionSpaceOffsetY, pR.WorldToVirtualGridRatio)
if 1 == thatPlayerInNextFrame.JoinIndex {
if thatPlayerInNextFrame.InAir && (0 != thatPlayerInNextFrame.VelY) {
// Logger.Info(fmt.Sprintf("playerId=%d, joinIndex=%d inAir trajectory: {nextRenderFrame.id: %d, nextVirtualX: %d, nextVirtualY: %d, nextVelX: %d, nextVelY: %d}, with playerColliderPos={%.3f, %.3f}, effPushback={%.3f, %.3f}", playerId, joinIndex, currRenderFrame.Id+1, thatPlayerInNextFrame.VirtualGridX, thatPlayerInNextFrame.VirtualGridY, thatPlayerInNextFrame.VelX, thatPlayerInNextFrame.VelY, playerShape.X-pR.collisionSpaceOffsetX, playerShape.Y-pR.collisionSpaceOffsetY, effPushbacks[joinIndex-1].X, effPushbacks[joinIndex-1].Y))
}
if currPlayerDownsync.InAir && !thatPlayerInNextFrame.InAir {
Logger.Warn(fmt.Sprintf("playerId=%d, joinIndex=%d fallStopping#2 at {nextRenderFrame.id: %d, nextVirtualX: %d, nextVirtualY: %d, nextVelX: %d, nextVelY: %d}, with playerColliderPos={%.3f, %.3f}, effPushback={%.3f, %.3f}", playerId, joinIndex, currRenderFrame.Id+1, thatPlayerInNextFrame.VirtualGridX, thatPlayerInNextFrame.VirtualGridY, thatPlayerInNextFrame.VelX, thatPlayerInNextFrame.VelY, playerShape.X-pR.collisionSpaceOffsetX, playerShape.Y-pR.collisionSpaceOffsetY, effPushbacks[joinIndex-1].X, effPushbacks[joinIndex-1].Y))
}
if !currPlayerDownsync.InAir && thatPlayerInNextFrame.InAir {
Logger.Warn(fmt.Sprintf("playerId=%d, joinIndex=%d took off at {nextRenderFrame.id: %d, nextVirtualX: %d, nextVirtualY: %d, nextVelX: %d, nextVelY: %d}, with playerColliderPos={%.3f, %.3f}, effPushback={%.3f, %.3f}", playerId, joinIndex, currRenderFrame.Id+1, thatPlayerInNextFrame.VirtualGridX, thatPlayerInNextFrame.VirtualGridY, thatPlayerInNextFrame.VelX, thatPlayerInNextFrame.VelY, playerShape.X-pR.collisionSpaceOffsetX, playerShape.Y-pR.collisionSpaceOffsetY, effPushbacks[joinIndex-1].X, effPushbacks[joinIndex-1].Y))
Logger.Warn(fmt.Sprintf("playerId=%d, joinIndex=%d fallStopping#2:\n{nextRenderFrame.id: %d, nextVirtualX: %d, nextVirtualY: %d, nextVelX: %d, nextVelY: %d}\n\tcalculated from <- playerColliderPos=%v, effPushback={%.3f, %.3f}", playerId, joinIndex, currRenderFrame.Id+1, thatPlayerInNextFrame.VirtualGridX, thatPlayerInNextFrame.VirtualGridY, thatPlayerInNextFrame.VelX, thatPlayerInNextFrame.VelY, RectCenterStr(playerCollider, halfColliderWidth, halfColliderHeight, topPadding, bottomPadding, leftPadding, rightPadding, pR.collisionSpaceOffsetX, pR.collisionSpaceOffsetY), effPushbacks[joinIndex-1].X, effPushbacks[joinIndex-1].Y))
} else if !currPlayerDownsync.InAir && thatPlayerInNextFrame.InAir {
Logger.Warn(fmt.Sprintf("playerId=%d, joinIndex=%d took off:\n{nextRenderFrame.id: %d, nextVirtualX: %d, nextVirtualY: %d, nextVelX: %d, nextVelY: %d}\n\tcalculated from <- playerColliderPos=%v, effPushback={%.3f, %.3f}", playerId, joinIndex, currRenderFrame.Id+1, thatPlayerInNextFrame.VirtualGridX, thatPlayerInNextFrame.VirtualGridY, thatPlayerInNextFrame.VelX, thatPlayerInNextFrame.VelY, RectCenterStr(playerCollider, halfColliderWidth, halfColliderHeight, topPadding, bottomPadding, leftPadding, rightPadding, pR.collisionSpaceOffsetX, pR.collisionSpaceOffsetY), effPushbacks[joinIndex-1].X, effPushbacks[joinIndex-1].Y))
} else if thatPlayerInNextFrame.InAir && (0 != thatPlayerInNextFrame.VelY) {
//Logger.Info(fmt.Sprintf("playerId=%d, joinIndex=%d inAir trajectory:\n{nextRenderFrame.id: %d, nextVirtualX: %d, nextVirtualY: %d, nextVelX: %d, nextVelY: %d}\n\tcalculated from <- playerColliderPos=%v, effPushback={%.3f, %.3f}", playerId, joinIndex, currRenderFrame.Id+1, thatPlayerInNextFrame.VirtualGridX, thatPlayerInNextFrame.VirtualGridY, thatPlayerInNextFrame.VelX, thatPlayerInNextFrame.VelY, RectCenterStr(playerCollider, halfColliderWidth, halfColliderHeight, topPadding, bottomPadding, leftPadding, rightPadding, pR.collisionSpaceOffsetX, pR.collisionSpaceOffsetY), effPushbacks[joinIndex-1].X, effPushbacks[joinIndex-1].Y))
}
}
}
@ -1645,12 +1647,14 @@ func (pR *Room) inputFrameIdDebuggable(inputFrameId int32) bool {
func (pR *Room) refreshColliders(spaceW, spaceH int32) {
// Kindly note that by now, we've already got all the shapes in the tmx file into "pR.(Players | Barriers)" from "ParseTmxLayersAndGroups"
minStep := (int(float64(pR.PlayerDefaultSpeed)*pR.VirtualGridToWorldRatio) << 1) // the approx minimum distance a player can move per frame in world coordinate
topPadding, bottomPadding, leftPadding, rightPadding := pR.SnapIntoPlatformOverlap, pR.SnapIntoPlatformOverlap, pR.SnapIntoPlatformOverlap, pR.SnapIntoPlatformOverlap
minStep := (int(float64(pR.PlayerDefaultSpeed)*pR.VirtualGridToWorldRatio) << 2) // the approx minimum distance a player can move per frame in world coordinate
pR.Space = resolv.NewSpace(int(spaceW), int(spaceH), minStep, minStep) // allocate a new collision space everytime after a battle is settled
for _, player := range pR.Players {
wx, wy := VirtualGridToWorldPos(player.VirtualGridX, player.VirtualGridY, pR.VirtualGridToWorldRatio)
colliderWidth, colliderHeight := player.ColliderRadius*2, player.ColliderRadius*4
playerCollider := GenerateRectCollider(wx, wy, colliderWidth, colliderHeight, pR.SnapIntoPlatformOverlap, pR.collisionSpaceOffsetX, pR.collisionSpaceOffsetY, "Player") // the coords of all barrier boundaries are multiples of tileWidth(i.e. 16), by adding snapping y-padding when "landedOnGravityPushback" all "playerCollider.Y" would be a multiple of 1.0
playerCollider := GenerateRectCollider(wx, wy, colliderWidth, colliderHeight, topPadding, bottomPadding, leftPadding, rightPadding, pR.collisionSpaceOffsetX, pR.collisionSpaceOffsetY, "Player") // the coords of all barrier boundaries are multiples of tileWidth(i.e. 16), by adding snapping y-padding when "landedOnGravityPushback" all "playerCollider.Y" would be a multiple of 1.0
playerCollider.Data = player
pR.Space.Add(playerCollider)
// Keep track of the collider in "pR.CollisionSysMap"

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@ -37,14 +37,15 @@ func NewWorldColliderDisplay(game *Game, stageDiscreteW, stageDiscreteH, stageTi
worldToVirtualGridRatio := float64(1000)
virtualGridToWorldRatio := float64(1) / worldToVirtualGridRatio
playerDefaultSpeed := 1 * worldToVirtualGridRatio
minStep := (int(float64(playerDefaultSpeed)*virtualGridToWorldRatio) << 2)
minStep := (int(float64(playerDefaultSpeed)*virtualGridToWorldRatio) << 3)
playerColliderRadius := float64(12)
playerColliders := make([]*resolv.Object, len(playerPosList.Eles))
snapIntoPlatformOverlap := float64(0.1)
space := resolv.NewSpace(int(spaceW), int(spaceH), minStep, minStep)
topPadding, bottomPadding, leftPadding, rightPadding := snapIntoPlatformOverlap, snapIntoPlatformOverlap, snapIntoPlatformOverlap, snapIntoPlatformOverlap
for i, playerPos := range playerPosList.Eles {
colliderWidth, colliderHeight := playerColliderRadius*2, playerColliderRadius*4
playerCollider := GenerateRectCollider(playerPos.X, playerPos.Y, colliderWidth, colliderHeight, snapIntoPlatformOverlap, spaceOffsetX, spaceOffsetY, "Player") // [WARNING] Deliberately not using a circle because "resolv v0.5.1" doesn't yet align circle center with space cell center, regardless of the "specified within-object offset"
playerCollider := GenerateRectCollider(playerPos.X, playerPos.Y, colliderWidth, colliderHeight, topPadding, bottomPadding, leftPadding, rightPadding, spaceOffsetX, spaceOffsetY, "Player") // [WARNING] Deliberately not using a circle because "resolv v0.5.1" doesn't yet align circle center with space cell center, regardless of the "specified within-object offset"
Logger.Info(fmt.Sprintf("Player Collider#%d: player world pos=(%.2f, %.2f), shape=%v", i, playerPos.X, playerPos.Y, ConvexPolygonStr(playerCollider.Shape.(*resolv.ConvexPolygon))))
playerColliders[i] = playerCollider
space.Add(playerCollider)
@ -60,13 +61,13 @@ func NewWorldColliderDisplay(game *Game, stageDiscreteW, stageDiscreteH, stageTi
world.Space = space
moveToCollide := false
moveToCollide := true
if moveToCollide {
effPushback := Vec2D{X: float64(0), Y: float64(0)}
toTestPlayerCollider := playerColliders[0]
newVx, newVy := int32(27999), int32(-420270)
colliderWidth, colliderHeight := playerColliderRadius*2, playerColliderRadius*4
toTestPlayerCollider.X, toTestPlayerCollider.Y = VirtualGridToPolygonColliderTLPos(newVx, newVy, colliderWidth, colliderHeight, spaceOffsetX, spaceOffsetY, virtualGridToWorldRatio)
//colliderWidth, colliderHeight := playerColliderRadius*2, playerColliderRadius*4
//newVx, newVy := int32(27999), int32(-420270)
//toTestPlayerCollider.X, toTestPlayerCollider.Y = VirtualGridToPolygonColliderBLPos(newVx, newVy, colliderWidth, colliderHeight, topPadding, bottomPadding, leftPadding, rightPadding, spaceOffsetX, spaceOffsetY, virtualGridToWorldRatio)
Logger.Info(fmt.Sprintf("Checking collision for playerShape=%v", ConvexPolygonStr(toTestPlayerCollider.Shape.(*resolv.ConvexPolygon))))
@ -114,13 +115,12 @@ func NewWorldColliderDisplay(game *Game, stageDiscreteW, stageDiscreteH, stageTi
ReleaseTriggerType: int32(1), // 1: rising-edge, 2: falling-edge
Damage: int32(5),
}
bulletLeftToRight := true
bulletLeftToRight := false
if bulletLeftToRight {
xfac := float64(1.0)
offenderWx, offenderWy := playerPosList.Eles[0].X, playerPosList.Eles[0].Y
bulletWx, bulletWy := offenderWx+xfac*meleeBullet.HitboxOffset, offenderWy
newBulletCollider := GenerateRectCollider(bulletWx, bulletWy, meleeBullet.HitboxSize.X, meleeBullet.HitboxSize.Y, 0, spaceOffsetX, spaceOffsetY, "MeleeBullet")
newBulletCollider := GenerateRectCollider(bulletWx, bulletWy, meleeBullet.HitboxSize.X, meleeBullet.HitboxSize.Y, topPadding, bottomPadding, leftPadding, rightPadding, spaceOffsetX, spaceOffsetY, "MeleeBullet")
space.Add(newBulletCollider)
bulletShape := newBulletCollider.Shape.(*resolv.ConvexPolygon)
Logger.Warn(fmt.Sprintf("bullet ->: Added bullet collider to space: a=%v", ConvexPolygonStr(bulletShape)))
@ -137,13 +137,13 @@ func NewWorldColliderDisplay(game *Game, stageDiscreteW, stageDiscreteH, stageTi
}
}
bulletRightToLeft := true
bulletRightToLeft := false
if bulletRightToLeft {
xfac := float64(-1.0)
offenderWx, offenderWy := playerPosList.Eles[1].X, playerPosList.Eles[1].Y
bulletWx, bulletWy := offenderWx+xfac*meleeBullet.HitboxOffset, offenderWy
newBulletCollider := GenerateRectCollider(bulletWx, bulletWy, meleeBullet.HitboxSize.X, meleeBullet.HitboxSize.Y, 0, spaceOffsetX, spaceOffsetY, "MeleeBullet")
newBulletCollider := GenerateRectCollider(bulletWx, bulletWy, meleeBullet.HitboxSize.X, meleeBullet.HitboxSize.Y, topPadding, bottomPadding, leftPadding, rightPadding, spaceOffsetX, spaceOffsetY, "MeleeBullet")
space.Add(newBulletCollider)
bulletShape := newBulletCollider.Shape.(*resolv.ConvexPolygon)
Logger.Warn(fmt.Sprintf("bullet <-: Added bullet collider to space: a=%v", ConvexPolygonStr(bulletShape)))

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@ -18,9 +18,13 @@ func ConvexPolygonStr(body *resolv.ConvexPolygon) string {
return fmt.Sprintf("{\n%s\n}", strings.Join(s, ",\n"))
}
func GenerateRectCollider(wx, wy, w, h, bottomPadding, spaceOffsetX, spaceOffsetY float64, tag string) *resolv.Object {
blX, blY := WorldToPolygonColliderBLPos(wx, wy, w*0.5, h*0.5, bottomPadding, spaceOffsetX, spaceOffsetY)
return generateRectColliderInCollisionSpace(blX, blY, w, h+bottomPadding, tag)
func RectCenterStr(body *resolv.Object, halfBoundingW, halfBoundingH, topPadding, bottomPadding, leftPadding, rightPadding, spaceOffsetX, spaceOffsetY float64) string {
return fmt.Sprintf("{%.2f, %.2f}", body.X + leftPadding + halfBoundingW - spaceOffsetX, body.Y + bottomPadding + halfBoundingH - spaceOffsetY)
}
func GenerateRectCollider(wx, wy, w, h, topPadding, bottomPadding, leftPadding, rightPadding, spaceOffsetX, spaceOffsetY float64, tag string) *resolv.Object {
blX, blY := WorldToPolygonColliderBLPos(wx, wy, w*0.5, h*0.5, topPadding, bottomPadding, leftPadding, rightPadding, spaceOffsetX, spaceOffsetY)
return generateRectColliderInCollisionSpace(blX, blY, leftPadding+w+rightPadding, bottomPadding+h+topPadding, tag)
}
func generateRectColliderInCollisionSpace(blX, blY, w, h float64, tag string) *resolv.Object {
@ -246,38 +250,20 @@ func VirtualGridToWorldPos(vx, vy int32, virtualGridToWorldRatio float64) (float
return wx, wy
}
func WorldToPolygonColliderBLPos(wx, wy, halfBoundingW, halfBoundingH, bottomPadding, collisionSpaceOffsetX, collisionSpaceOffsetY float64) (float64, float64) {
return wx - halfBoundingW + collisionSpaceOffsetX, wy - halfBoundingH - bottomPadding + collisionSpaceOffsetY
func WorldToPolygonColliderBLPos(wx, wy, halfBoundingW, halfBoundingH, topPadding, bottomPadding, leftPadding, rightPadding, collisionSpaceOffsetX, collisionSpaceOffsetY float64) (float64, float64) {
return wx - halfBoundingW - leftPadding + collisionSpaceOffsetX, wy - halfBoundingH - bottomPadding + collisionSpaceOffsetY
}
func WorldToPolygonColliderTLPos(wx, wy, halfBoundingW, halfBoundingH, collisionSpaceOffsetX, collisionSpaceOffsetY float64) (float64, float64) {
return wx - halfBoundingW + collisionSpaceOffsetX, wy + halfBoundingH + collisionSpaceOffsetY
func PolygonColliderBLToWorldPos(cx, cy, halfBoundingW, halfBoundingH, topPadding, bottomPadding, leftPadding, rightPadding, collisionSpaceOffsetX, collisionSpaceOffsetY float64) (float64, float64) {
return cx + halfBoundingW + leftPadding - collisionSpaceOffsetX, cy + halfBoundingH + bottomPadding - collisionSpaceOffsetY
}
func PolygonColliderBLToWorldPos(cx, cy, halfBoundingW, halfBoundingH, bottomPadding, collisionSpaceOffsetX, collisionSpaceOffsetY float64) (float64, float64) {
return cx + halfBoundingW - collisionSpaceOffsetX, cy + halfBoundingH + bottomPadding - collisionSpaceOffsetY
}
func PolygonColliderTLToWorldPos(cx, cy, halfBoundingW, halfBoundingH, collisionSpaceOffsetX, collisionSpaceOffsetY float64) (float64, float64) {
return cx + halfBoundingW - collisionSpaceOffsetX, cy - halfBoundingH - collisionSpaceOffsetY
}
func PolygonColliderBLToVirtualGridPos(cx, cy, halfBoundingW, halfBoundingH, bottomPadding, collisionSpaceOffsetX, collisionSpaceOffsetY float64, worldToVirtualGridRatio float64) (int32, int32) {
wx, wy := PolygonColliderBLToWorldPos(cx, cy, halfBoundingW, halfBoundingH, bottomPadding, collisionSpaceOffsetX, collisionSpaceOffsetY)
func PolygonColliderBLToVirtualGridPos(cx, cy, halfBoundingW, halfBoundingH, topPadding, bottomPadding, leftPadding, rightPadding, collisionSpaceOffsetX, collisionSpaceOffsetY float64, worldToVirtualGridRatio float64) (int32, int32) {
wx, wy := PolygonColliderBLToWorldPos(cx, cy, halfBoundingW, halfBoundingH, topPadding, bottomPadding, leftPadding, rightPadding, collisionSpaceOffsetX, collisionSpaceOffsetY)
return WorldToVirtualGridPos(wx, wy, worldToVirtualGridRatio)
}
func PolygonColliderTLToVirtualGridPos(cx, cy, halfBoundingW, halfBoundingH, collisionSpaceOffsetX, collisionSpaceOffsetY float64, worldToVirtualGridRatio float64) (int32, int32) {
wx, wy := PolygonColliderTLToWorldPos(cx, cy, halfBoundingW, halfBoundingH, collisionSpaceOffsetX, collisionSpaceOffsetY)
return WorldToVirtualGridPos(wx, wy, worldToVirtualGridRatio)
}
func VirtualGridToPolygonColliderBLPos(vx, vy int32, halfBoundingW, halfBoundingH, bottomPadding, collisionSpaceOffsetX, collisionSpaceOffsetY float64, virtualGridToWorldRatio float64) (float64, float64) {
func VirtualGridToPolygonColliderBLPos(vx, vy int32, halfBoundingW, halfBoundingH, topPadding, bottomPadding, leftPadding, rightPadding, collisionSpaceOffsetX, collisionSpaceOffsetY float64, virtualGridToWorldRatio float64) (float64, float64) {
wx, wy := VirtualGridToWorldPos(vx, vy, virtualGridToWorldRatio)
return WorldToPolygonColliderBLPos(wx, wy, halfBoundingW, halfBoundingH, bottomPadding, collisionSpaceOffsetX, collisionSpaceOffsetY)
}
func VirtualGridToPolygonColliderTLPos(vx, vy int32, halfBoundingW, halfBoundingH, collisionSpaceOffsetX, collisionSpaceOffsetY float64, virtualGridToWorldRatio float64) (float64, float64) {
wx, wy := VirtualGridToWorldPos(vx, vy, virtualGridToWorldRatio)
return WorldToPolygonColliderTLPos(wx, wy, halfBoundingW, halfBoundingH, collisionSpaceOffsetX, collisionSpaceOffsetY)
return WorldToPolygonColliderBLPos(wx, wy, halfBoundingW, halfBoundingH, topPadding, bottomPadding, leftPadding, rightPadding, collisionSpaceOffsetX, collisionSpaceOffsetY)
}

View File

@ -440,7 +440,7 @@
"array": [
0,
0,
216.19964242526865,
216.50635094610968,
0,
0,
0,

View File

@ -454,7 +454,7 @@
"array": [
0,
0,
216.67520680312998,
216.50635094610968,
0,
0,
0,

View File

@ -784,10 +784,16 @@ cc.Class({
const [wx, wy] = self.virtualGridToWorldPos(vx, vy);
newPlayerNode.setPosition(wx, wy);
playerScriptIns.mapNode = self.node;
const colliderWidth = playerDownsyncInfo.colliderRadius * 2,
colliderHeight = playerDownsyncInfo.colliderRadius * 4;
const cpos = self.virtualGridToPolygonColliderTLPos(vx, vy, colliderWidth * 0.5, colliderHeight * 0.5); // the top-left corner is kept having integer coords
const pts = [[0, 0], [colliderWidth, 0], [colliderWidth, -colliderHeight - self.snapIntoPlatformOverlap], [0, -colliderHeight - self.snapIntoPlatformOverlap]];
const halfColliderWidth = playerDownsyncInfo.colliderRadius,
halfColliderHeight = playerDownsyncInfo.colliderRadius + playerDownsyncInfo.colliderRadius; // avoid multiplying
const colliderWidth = halfColliderWidth + halfColliderWidth,
colliderHeight = halfColliderHeight + halfColliderHeight; // avoid multiplying
const leftPadding = self.snapIntoPlatformOverlap,
rightPadding = self.snapIntoPlatformOverlap,
topPadding = self.snapIntoPlatformOverlap,
bottomPadding = self.snapIntoPlatformOverlap;
const cpos = self.virtualGridToPolygonColliderBLPos(vx, vy, halfColliderWidth, halfColliderHeight, topPadding, bottomPadding, leftPadding, rightPadding); // the collider center is kept having integer coords
const pts = [[0, 0], [leftPadding + colliderWidth + rightPadding, 0], [leftPadding + colliderWidth + rightPadding, bottomPadding + colliderHeight + topPadding], [0, bottomPadding + colliderHeight + topPadding]];
// [WARNING] The animNode "anchor & offset" are tuned to fit in this collider by "ControlledCharacter prefab & AttackingCharacter.js"!
const newPlayerCollider = self.collisionSys.createPolygon(cpos[0], cpos[1], pts);
@ -997,6 +1003,10 @@ cc.Class({
showDebugBoundaries(rdf) {
const self = this;
const leftPadding = self.snapIntoPlatformOverlap,
rightPadding = self.snapIntoPlatformOverlap,
topPadding = self.snapIntoPlatformOverlap,
bottomPadding = self.snapIntoPlatformOverlap;
if (self.showCriticalCoordinateLabels) {
let g = self.g;
g.clear();
@ -1048,8 +1058,10 @@ cc.Class({
const [offenderWx, offenderWy] = self.virtualGridToWorldPos(offender.virtualGridX, offender.virtualGridY);
const bulletWx = offenderWx + xfac * meleeBullet.hitboxOffset;
const bulletWy = offenderWy;
const bulletCpos = self.worldToPolygonColliderTLPos(bulletWx, bulletWy, meleeBullet.hitboxSize.x * 0.5, meleeBullet.hitboxSize.y * 0.5);
const pts = [[0, 0], [meleeBullet.hitboxSize.x, 0], [meleeBullet.hitboxSize.x, -meleeBullet.hitboxSize.y], [0, -meleeBullet.hitboxSize.y]];
const halfColliderWidth = meleeBullet.hitboxSize.x * 0.5,
halfColliderHeight = meleeBullet.hitboxSize.y * 0.5; // avoid multiplying
const bulletCpos = self.worldToPolygonColliderBLPos(bulletWx, bulletWy, halfColliderWidth, halfColliderHeight, topPadding, bottomPadding, leftPadding, rightPadding);
const pts = [[0, 0], [leftPadding + meleeBullet.hitboxSize.x + rightPadding, 0], [leftPadding + meleeBullet.hitboxSize.x + rightPadding, bottomPadding + meleeBullet.hitboxSize.y + topPadding], [0, bottomPadding + meleeBullet.hitboxSize.y + topPadding]];
g.moveTo(bulletCpos[0], bulletCpos[1]);
for (let j = 0; j < pts.length; j += 1) {
@ -1079,6 +1091,10 @@ cc.Class({
// TODO: Write unit-test for this function to compare with its backend counter part
applyInputFrameDownsyncDynamicsOnSingleRenderFrame(delayedInputFrame, currRenderFrame, collisionSys, collisionSysMap) {
const self = this;
const leftPadding = self.snapIntoPlatformOverlap,
rightPadding = self.snapIntoPlatformOverlap,
topPadding = self.snapIntoPlatformOverlap,
bottomPadding = self.snapIntoPlatformOverlap;
const nextRenderFramePlayers = {};
for (let playerId in currRenderFrame.players) {
const currPlayerDownsync = currRenderFrame.players[playerId];
@ -1188,10 +1204,14 @@ cc.Class({
const currPlayerDownsync = currRenderFrame.players[playerId];
const thatPlayerInNextFrame = nextRenderFramePlayers[playerId];
// Reset playerCollider position from the "virtual grid position"
const [newVx, newVy] = [currPlayerDownsync.virtualGridX + currPlayerDownsync.velX, currPlayerDownsync.virtualGridY + currPlayerDownsync.velY];
const colliderWidth = self.playerRichInfoArr[joinIndex - 1].colliderRadius * 2,
colliderHeight = self.playerRichInfoArr[joinIndex - 1].colliderRadius * 4;
const newCpos = self.virtualGridToPolygonColliderTLPos(newVx, newVy, colliderWidth * 0.5, colliderHeight * 0.5);
const newVpos = [currPlayerDownsync.virtualGridX + currPlayerDownsync.velX, currPlayerDownsync.virtualGridY + currPlayerDownsync.velY];
if (thatPlayerInNextFrame.velY == self.jumpingInitVelY) {
// This step can be waived, but putting the jumping inclination here makes it easier to read logs.
newVpos[1] += self.jumpingInitVelY;
}
const halfColliderWidth = self.playerRichInfoArr[j].colliderRadius,
halfColliderHeight = self.playerRichInfoArr[j].colliderRadius + self.playerRichInfoArr[j].colliderRadius; // avoid multiplying
const newCpos = self.virtualGridToPolygonColliderBLPos(newVpos[0], newVpos[1], halfColliderWidth, halfColliderHeight, topPadding, bottomPadding, leftPadding, rightPadding);
playerCollider.x = newCpos[0];
playerCollider.y = newCpos[1];
@ -1223,8 +1243,10 @@ cc.Class({
const [offenderWx, offenderWy] = self.virtualGridToWorldPos(offender.virtualGridX, offender.virtualGridY);
const bulletWx = offenderWx + xfac * meleeBullet.hitboxOffset;
const bulletWy = offenderWy;
const bulletCpos = self.worldToPolygonColliderTLPos(bulletWx, bulletWy, meleeBullet.hitboxSize.x * 0.5, meleeBullet.hitboxSize.y * 0.5),
pts = [[0, 0], [meleeBullet.hitboxSize.x, 0], [meleeBullet.hitboxSize.x, -meleeBullet.hitboxSize.y], [0, -meleeBullet.hitboxSize.y]];
const halfColliderWidth = meleeBullet.hitboxSize.x * 0.5,
halfColliderHeight = meleeBullet.hitboxSize.y * 0.5;
const bulletCpos = self.worldToPolygonColliderBLPos(bulletWx, bulletWy, halfColliderWidth, halfColliderHeight, topPadding, bottomPadding, leftPadding, rightPadding);
const pts = [[0, 0], [leftPadding + meleeBullet.hitboxSize.x + rightPadding, 0], [leftPadding + meleeBullet.hitboxSize.x + rightPadding, bottomPadding + meleeBullet.hitboxSize.y + topPadding], [0, bottomPadding + meleeBullet.hitboxSize.y + topPadding]];
const newBulletCollider = collisionSys.createPolygon(bulletCpos[0], bulletCpos[1], pts);
newBulletCollider.data = meleeBullet;
collisionSysMap.set(collisionBulletIndex, newBulletCollider);
@ -1248,6 +1270,9 @@ cc.Class({
const currPlayerDownsync = currRenderFrame.players[playerId];
const thatPlayerInNextFrame = nextRenderFramePlayers[playerId];
const halfColliderWidth = self.playerRichInfoArr[j].colliderRadius,
halfColliderHeight = self.playerRichInfoArr[j].colliderRadius + self.playerRichInfoArr[j].colliderRadius; // avoid multiplying
let fallStopping = false;
let possiblyFallStoppedOnAnotherPlayer = false;
for (const potential of potentials) {
@ -1261,10 +1286,16 @@ cc.Class({
const landedOnGravityPushback = (self.snapIntoPlatformThreshold < normAlignmentWithGravity); // prevents false snapping on the lateral sides
let pushback = [result.overlap * result.overlap_x, result.overlap * result.overlap_y];
if (landedOnGravityPushback) {
// kindly note that one player might land on top of another player, and snapping is also required in such case
// kindly note that one player might land on top of another player
pushback = [(result.overlap - self.snapIntoPlatformOverlap) * result.overlap_x, (result.overlap - self.snapIntoPlatformOverlap) * result.overlap_y];
thatPlayerInNextFrame.inAir = false;
}
if (isAnotherPlayer) {
/*
[WARNING] The "zero overlap collision" might be randomly detected/missed on either frontend or backend, to have deterministic result we added paddings to all sides of a playerCollider. As each velocity component of (velX, velY) being a multiple of 0.5 at any renderFrame, each position component of (x, y) can only be a multiple of 0.5 too, thus whenever a 1-dimensional collision happens between players from [player#1: i*0.5, player#2: j*0.5, not collided yet] to [player#1: (i+k)*0.5, player#2: j*0.5, collided], the overlap becomes (i+k-j)*0.5+2*s, and after snapping subtraction the effPushback magnitude for each player is (i+k-j)*0.5, resulting in 0.5-multiples-position for the next renderFrame.
*/
pushback = [(result.overlap - self.snapIntoPlatformOverlap * 2) * result.overlap_x, (result.overlap - self.snapIntoPlatformOverlap * 2) * result.overlap_y]; // will overwrite the previous pushback value if "landedOnGravityPushback" is also true
}
for (let hardPushbackNorm of hardPushbackNorms[joinIndex - 1]) {
// remove pushback component on the directions of "hardPushbackNorms[joinIndex-1]" (by now those hardPushbacks are already accounted in "effPushbacks[joinIndex-1]")
const projectedMagnitude = pushback[0] * hardPushbackNorm[0] + pushback[1] * hardPushbackNorm[1];
@ -1281,22 +1312,28 @@ cc.Class({
effPushbacks[joinIndex - 1][0] += pushback[0];
effPushbacks[joinIndex - 1][1] += pushback[1];
// It's not meaningful to log the virtual positions and velocities inside this step.
if (currPlayerDownsync.inAir && landedOnGravityPushback) {
fallStopping = true;
if (isAnotherPlayer) {
possiblyFallStoppedOnAnotherPlayer = true;
}
if (1 == thatPlayerInNextFrame.joinIndex) {
console.log(`playerId=${playerId}, joinIndex=${currPlayerDownsync.joinIndex} fallStopping#1 at {renderFrame.id: ${currRenderFrame.id}, virtualX: ${currPlayerDownsync.virtualGridX}, virtualY: ${currPlayerDownsync.virtualGridY}, velX: ${currPlayerDownsync.velX}, velY: ${currPlayerDownsync.velY}} with effPushback={${effPushbacks[joinIndex - 1][0].toFixed(3)}, ${effPushbacks[joinIndex - 1][1].toFixed(3)}}, overlayMag=${result.overlap.toFixed(4)}, possiblyFallStoppedOnAnotherPlayer=${possiblyFallStoppedOnAnotherPlayer}`);
}
}
if (1 == joinIndex && currPlayerDownsync.inAir && isBarrier && !landedOnGravityPushback) {
console.warn(`playerId=${playerId}, joinIndex=${currPlayerDownsync.joinIndex} inAir & pushed back by barrier & not landed at {renderFrame.id: ${currRenderFrame.id}, virtualX: ${currPlayerDownsync.virtualGridX}, virtualY: ${currPlayerDownsync.virtualGridY}, velX: ${currPlayerDownsync.velX}, velY: ${currPlayerDownsync.velY}} with effPushback={${effPushbacks[joinIndex - 1][0].toFixed(3)}, ${effPushbacks[joinIndex - 1][1].toFixed(3)}}, playerColliderPos={${playerCollider.x.toFixed(3)}, ${playerCollider.y.toFixed(3)}}, barrierPos={${potential.x.toFixed(3)}, ${potential.y.toFixed(3)}}, overlayMag=${result.overlap.toFixed(4)}, len(hardPushbackNorms)=${hardPushbackNorms.length}`);
if (1 == joinIndex) {
if (fallStopping) {
console.info(`playerId=${playerId}, joinIndex=${thatPlayerInNextFrame.joinIndex} fallStopping#1:
{renderFrame.id: ${currRenderFrame.id}, possiblyFallStoppedOnAnotherPlayer: ${possiblyFallStoppedOnAnotherPlayer}}
playerColliderPos=${self.stringifyColliderCenterInWorld(playerCollider, halfColliderWidth, halfColliderHeight, topPadding, bottomPadding, leftPadding, rightPadding)}, effPushback={${effPushbacks[joinIndex - 1][0].toFixed(3)}, ${effPushbacks[joinIndex - 1][1].toFixed(3)}}, overlayMag=${result.overlap.toFixed(4)}`);
} else if (currPlayerDownsync.inAir && isBarrier && !landedOnGravityPushback) {
console.warn(`playerId=${playerId}, joinIndex=${currPlayerDownsync.joinIndex} inAir & pushed back by barrier & not landed:
{renderFrame.id: ${currRenderFrame.id}}
playerColliderPos=${self.stringifyColliderCenterInWorld(playerCollider, halfColliderWidth, halfColliderHeight, topPadding, bottomPadding, leftPadding, rightPadding)}, effPushback={${effPushbacks[joinIndex - 1][0].toFixed(3)}, ${effPushbacks[joinIndex - 1][1].toFixed(3)}}, overlayMag=${result.overlap.toFixed(4)}, len(hardPushbackNorms)=${hardPushbackNorms.length}`);
} else if (currPlayerDownsync.inAir && isAnotherPlayer) {
console.warn(`playerId=${playerId}, joinIndex=${currPlayerDownsync.joinIndex} inAir and pushed back by another player
{renderFrame.id: ${currRenderFrame.id}}
playerColliderPos=${self.stringifyColliderCenterInWorld(playerCollider, halfColliderWidth, halfColliderHeight, topPadding, bottomPadding, leftPadding, rightPadding)}, anotherPlayerColliderPos=${self.stringifyColliderCenterInWorld(potential, halfColliderWidth, halfColliderHeight, topPadding, bottomPadding, leftPadding, rightPadding)}, effPushback={${effPushbacks[joinIndex - 1][0].toFixed(3)}, ${effPushbacks[joinIndex - 1][1].toFixed(3)}}, landedOnGravityPushback=${landedOnGravityPushback}, fallStopping=${fallStopping}, overlayMag=${result.overlap.toFixed(4)}, len(hardPushbackNorms)=${hardPushbackNorms.length}`);
}
if (1 == joinIndex && currPlayerDownsync.inAir && isAnotherPlayer) {
console.warn(`playerId=${playerId}, joinIndex=${currPlayerDownsync.joinIndex} inAir and pushed back by another player at {renderFrame.id: ${currRenderFrame.id}, virtualX: ${currPlayerDownsync.virtualGridX}, virtualY: ${currPlayerDownsync.virtualGridY}, velX: ${currPlayerDownsync.velX}, velY: ${currPlayerDownsync.velY}} with effPushback={${effPushbacks[joinIndex - 1][0].toFixed(3)}, ${effPushbacks[joinIndex - 1][1].toFixed(3)}}, landedOnGravityPushback=${landedOnGravityPushback}, fallStopping=${fallStopping}, playerColliderPos={${playerCollider.x.toFixed(3)}, ${playerCollider.y.toFixed(3)}}, anotherPlayerColliderPos={${potential.x.toFixed(3)}, ${potential.y.toFixed(3)}}, overlayMag=${result.overlap.toFixed(4)}, len(hardPushbackNorms)=${hardPushbackNorms.length}`);
}
}
@ -1378,21 +1415,27 @@ cc.Class({
// Update "virtual grid position"
const currPlayerDownsync = currRenderFrame.players[playerId];
const thatPlayerInNextFrame = nextRenderFramePlayers[playerId];
const colliderWidth = self.playerRichInfoArr[joinIndex - 1].colliderRadius * 2,
colliderHeight = self.playerRichInfoArr[joinIndex - 1].colliderRadius * 4;
const newVpos = self.polygonColliderTLToVirtualGridPos(playerCollider.x - effPushbacks[joinIndex - 1][0], playerCollider.y - effPushbacks[joinIndex - 1][1], colliderWidth * 0.5, colliderHeight * 0.5);
const halfColliderWidth = self.playerRichInfoArr[j].colliderRadius,
halfColliderHeight = self.playerRichInfoArr[j].colliderRadius + self.playerRichInfoArr[j].colliderRadius; // avoid multiplying
const newVpos = self.polygonColliderBLToVirtualGridPos(playerCollider.x - effPushbacks[joinIndex - 1][0], playerCollider.y - effPushbacks[joinIndex - 1][1], halfColliderWidth, halfColliderHeight, topPadding, bottomPadding, leftPadding, rightPadding);
thatPlayerInNextFrame.virtualGridX = newVpos[0];
thatPlayerInNextFrame.virtualGridY = newVpos[1];
if (1 == thatPlayerInNextFrame.joinIndex) {
if (thatPlayerInNextFrame.inAir && 0 != thatPlayerInNextFrame.velY) {
// console.log(`playerId=${playerId}, joinIndex=${thatPlayerInNextFrame.joinIndex} inAir trajectory: {nextRenderFrame.id: ${currRenderFrame.id + 1}, nextVirtualX: ${thatPlayerInNextFrame.virtualGridX}, nextVirtualY: ${thatPlayerInNextFrame.virtualGridY}, nextVelX: ${thatPlayerInNextFrame.velX}, nextVelY: ${thatPlayerInNextFrame.velY}}, with playerColliderPos={${playerCollider.x.toFixed(3)}, ${playerCollider.y.toFixed(3)}}, effPushback={${effPushbacks[joinIndex - 1][0].toFixed(3)}, ${effPushbacks[joinIndex - 1][1].toFixed(3)}}`);
}
if (currPlayerDownsync.inAir && !thatPlayerInNextFrame.inAir) {
console.warn(`playerId=${playerId}, joinIndex=${thatPlayerInNextFrame.joinIndex} fallStopping#2 at {nextRenderFrame.id: ${currRenderFrame.id + 1}, nextVirtualX: ${thatPlayerInNextFrame.virtualGridX}, nextVirtualY: ${thatPlayerInNextFrame.virtualGridY}, nextVelX: ${thatPlayerInNextFrame.velX}, nextVelY: ${thatPlayerInNextFrame.velY}}, with playerColliderPos={${playerCollider.x.toFixed(3)}, ${playerCollider.y.toFixed(3)}}, effPushback={${effPushbacks[joinIndex - 1][0].toFixed(3)}, ${effPushbacks[joinIndex - 1][1].toFixed(3)}}`);
}
if (!currPlayerDownsync.inAir && thatPlayerInNextFrame.inAir) {
console.warn(`playerId=${playerId}, joinIndex=${thatPlayerInNextFrame.joinIndex} took off at {nextRenderFrame.id: ${currRenderFrame.id + 1}, nextVirtualX: ${thatPlayerInNextFrame.virtualGridX}, nextVirtualY: ${thatPlayerInNextFrame.virtualGridY}, nextVelX: ${thatPlayerInNextFrame.velX}, nextVelY: ${thatPlayerInNextFrame.velY}}, with playerColliderPos={${playerCollider.x.toFixed(3)}, ${playerCollider.y.toFixed(3)}}, effPushback={${effPushbacks[joinIndex - 1][0].toFixed(3)}, ${effPushbacks[joinIndex - 1][1].toFixed(3)}}`);
console.warn(`playerId=${playerId}, joinIndex=${thatPlayerInNextFrame.joinIndex} fallStopping#2:
{nextRenderFrame.id: ${currRenderFrame.id + 1}, nextVirtualX: ${thatPlayerInNextFrame.virtualGridX}, nextVirtualY: ${thatPlayerInNextFrame.virtualGridY}, nextVelX: ${thatPlayerInNextFrame.velX}, nextVelY: ${thatPlayerInNextFrame.velY}}
calculated from <- playerColliderPos=${self.stringifyColliderCenterInWorld(playerCollider, halfColliderWidth, halfColliderHeight, topPadding, bottomPadding, leftPadding, rightPadding)}, effPushback={${effPushbacks[joinIndex - 1][0].toFixed(3)}, ${effPushbacks[joinIndex - 1][1].toFixed(3)}}`);
} else if (!currPlayerDownsync.inAir && thatPlayerInNextFrame.inAir) {
console.warn(`playerId=${playerId}, joinIndex=${thatPlayerInNextFrame.joinIndex} took off:
{nextRenderFrame.id: ${currRenderFrame.id + 1}, nextVirtualX: ${thatPlayerInNextFrame.virtualGridX}, nextVirtualY: ${thatPlayerInNextFrame.virtualGridY}, nextVelX: ${thatPlayerInNextFrame.velX}, nextVelY: ${thatPlayerInNextFrame.velY}}
calculated from <- playerColliderPos=${self.stringifyColliderCenterInWorld(playerCollider, halfColliderWidth, halfColliderHeight, topPadding, bottomPadding, leftPadding, rightPadding)}, effPushback={${effPushbacks[joinIndex - 1][0].toFixed(3)}, ${effPushbacks[joinIndex - 1][1].toFixed(3)}}`);
} else if (thatPlayerInNextFrame.inAir && 0 != thatPlayerInNextFrame.velY) {
/*
console.log(`playerId=${playerId}, joinIndex=${thatPlayerInNextFrame.joinIndex} inAir trajectory:
{nextRenderFrame.id: ${currRenderFrame.id + 1}, nextVirtualX: ${thatPlayerInNextFrame.virtualGridX}, nextVirtualY: ${thatPlayerInNextFrame.virtualGridY}, nextVelX: ${thatPlayerInNextFrame.velX}, nextVelY: ${thatPlayerInNextFrame.velY}};
calculated from <- playerColliderPos=${self.stringifyColliderCenterInWorld(playerCollider, halfColliderWidth, halfColliderHeight, topPadding, bottomPadding, leftPadding, rightPadding)}, effPushback={${effPushbacks[joinIndex - 1][0].toFixed(3)}, ${effPushbacks[joinIndex - 1][1].toFixed(3)}}`);
*/
}
}
}
@ -1457,16 +1500,16 @@ cc.Class({
const immediatePlayerInfo = players[playerId];
self.playerRichInfoDict.set(playerId, immediatePlayerInfo);
const [theNode, theScriptIns] = self.spawnPlayerNode(immediatePlayerInfo.joinIndex, immediatePlayerInfo.virtualGridX, immediatePlayerInfo.virtualGridY, immediatePlayerInfo);
const nodeAndScriptIns = self.spawnPlayerNode(immediatePlayerInfo.joinIndex, immediatePlayerInfo.virtualGridX, immediatePlayerInfo.virtualGridY, immediatePlayerInfo);
Object.assign(self.playerRichInfoDict.get(playerId), {
node: theNode,
scriptIns: theScriptIns,
node: nodeAndScriptIns[0],
scriptIns: nodeAndScriptIns[1],
});
if (self.selfPlayerInfo.id == playerId) {
self.selfPlayerInfo = Object.assign(self.selfPlayerInfo, immediatePlayerInfo);
theScriptIns.showArrowTipNode();
nodeAndScriptIns[1].showArrowTipNode();
}
}
self.playerRichInfoArr = new Array(self.playerRichInfoDict.size);
@ -1513,29 +1556,31 @@ cc.Class({
virtualGridToWorldPos(vx, vy) {
// No loss of precision
const self = this;
let wx = parseFloat(vx) * self.virtualGridToWorldRatio;
let wy = parseFloat(vy) * self.virtualGridToWorldRatio;
return [wx, wy];
return [vx * self.virtualGridToWorldRatio, vy * self.virtualGridToWorldRatio];
},
worldToPolygonColliderTLPos(wx, wy, halfBoundingW, halfBoundingH) {
return [wx - halfBoundingW, wy + halfBoundingH];
worldToPolygonColliderBLPos(wx, wy, halfBoundingW, halfBoundingH, topPadding, bottomPadding, leftPadding, rightPadding) {
return [wx - halfBoundingW - leftPadding, wy - halfBoundingH - bottomPadding];
},
polygonColliderTLToWorldPos(cx, cy, halfBoundingW, halfBoundingH) {
return [cx + halfBoundingW, cy - halfBoundingH];
polygonColliderBLToWorldPos(cx, cy, halfBoundingW, halfBoundingH, topPadding, bottomPadding, leftPadding, rightPadding) {
return [cx + halfBoundingW + leftPadding, cy + halfBoundingH + bottomPadding];
},
polygonColliderTLToVirtualGridPos(cx, cy, halfBoundingW, halfBoundingH) {
polygonColliderBLToVirtualGridPos(cx, cy, halfBoundingW, halfBoundingH, topPadding, bottomPadding, leftPadding, rightPadding) {
const self = this;
const [wx, wy] = self.polygonColliderTLToWorldPos(cx, cy, halfBoundingW, halfBoundingH);
const [wx, wy] = self.polygonColliderBLToWorldPos(cx, cy, halfBoundingW, halfBoundingH, topPadding, bottomPadding, leftPadding, rightPadding);
return self.worldToVirtualGridPos(wx, wy)
},
virtualGridToPolygonColliderTLPos(vx, vy, halfBoundingW, halfBoundingH) {
virtualGridToPolygonColliderBLPos(vx, vy, halfBoundingW, halfBoundingH, topPadding, bottomPadding, leftPadding, rightPadding) {
const self = this;
const [wx, wy] = self.virtualGridToWorldPos(vx, vy);
return self.worldToPolygonColliderTLPos(wx, wy, halfBoundingW, halfBoundingH)
return self.worldToPolygonColliderBLPos(wx, wy, halfBoundingW, halfBoundingH, topPadding, bottomPadding, leftPadding, rightPadding)
},
stringifyColliderCenterInWorld(playerCollider, halfBoundingW, halfBoundingH, topPadding, bottomPadding, leftPadding, rightPadding) {
return `{${(playerCollider.x + leftPadding + halfBoundingW).toFixed(2)}, ${(playerCollider.y + bottomPadding + halfBoundingH).toFixed(2)}}`;
},
calcHardPushbacksNorms(collider, potentials, result, snapIntoPlatformOverlap, effPushback) {
@ -1546,11 +1591,10 @@ cc.Class({
if (!collider.collides(potential, result)) continue;
// ALWAY snap into hardPushbacks!
// [overlay_x, overlap_y] is the unit vector that points into the platform
const [pushbackX, pushbackY] = [(result.overlap - snapIntoPlatformOverlap) * result.overlap_x, (result.overlap - snapIntoPlatformOverlap) * result.overlap_y];
const pushback = [(result.overlap - snapIntoPlatformOverlap) * result.overlap_x, (result.overlap - snapIntoPlatformOverlap) * result.overlap_y];
ret.push([result.overlap_x, result.overlap_y]);
effPushback[0] += pushbackX;
effPushback[1] += pushbackY;
effPushback[0] += pushback[0];
effPushback[1] += pushback[1];
}
return ret;

View File

@ -196,7 +196,7 @@ cc.Class({
}
});
self.selfPlayerInfo = {
id: 11
id: 10
};
self._initPlayerRichInfoDict(startRdf.players);
self.onRoomDownsyncFrame(startRdf);