protected bool FinishDisplayListEntry(ref DisplayListEntry de, ref DisplayListCamera dlc, ref LocalToWorld tx, ref PrivateTransformData ptd, bool doNotClip) { de.inSortingGroup = ptd.inSortingGroup; #if UNITY_USE_TINYMATH de.finalMatrix = tinymath.mul(dlc.inverseWorld, tx.Value); #else de.finalMatrix = math.mul(dlc.inverseWorld, tx.Value); #endif if (doNotClip) { return(true); } // z-clip float z = de.finalMatrix[2][3]; if (z < dlc.clipZNear || z > dlc.clipZFar) { return(false); } // bounds clip #if DEBUG if (!(de.inBounds.width > 0.0f) || !(de.inBounds.height > 0.0f)) { Debug.LogFormat("Entity {0} has zero or negative size ({1},{2})! This is checked in DEVELOPMENT builds only!", de.e, de.inBounds.width, de.inBounds.height); return(false); } #endif return(true); }
static Entity ComputeWorldTransformAndSortingGroupRec(Entity e, int maxDepth, EntityManager mgr) { PrivateTransformData ptf = mgr.GetComponentData <PrivateTransformData>(e); if (ptf.flags == 0) { return(ptf.inSortingGroup); } Entity ep = mgr.GetComponentData <Parent>(e).Value; LocalToParent tol = mgr.GetComponentData <LocalToParent>(e); LocalToWorld tow = mgr.GetComponentData <LocalToWorld>(e); if (ep == Entity.Null) { // local and global the same ptf.inSortingGroup = Entity.Null; tow.Value = tol.Value; } else { Assert.IsTrue(mgr.Exists(ep), "An entity has a Parent parent set to an entity that was deleted. Did you mean to use TransformHelpers.DestroyTree?"); Assert.IsTrue(mgr.HasComponent <Parent>(ep), "An entity has a Parent parent set to an entity that is not a Parent."); Assert.IsTrue(!mgr.HasComponent <Disabled>(ep), "An entity has a Parent parent that is disabled. The child must be disabled itself to avoid rendering it. Use TransformHelpers.DisableTree to disable a hierarchy."); if (maxDepth <= 0) { tow.Value = float4x4.identity; Assert.IsTrue(false, "Transform hierarchy is too deep or has a cycle. Run TransformHelpers.DebugCheckAllNodes to debug."); return(Entity.Null); } // we have a parent! Entity ptinsg = ComputeWorldTransformAndSortingGroupRec(ep, maxDepth - 1, mgr); float4x4 matp = mgr.GetComponentData <LocalToWorld>(ep).Value; #if UNITY_USE_TINYMATH tow.Value = tinymath.mul(matp, tol.Value); #else tow.Value = math.mul(matp, tol.Value); #endif if (mgr.HasComponent <SortingGroup>(ep)) { // parent is head of a group? ptf.inSortingGroup = ep; } else { // take whatever group parent is in ptf.inSortingGroup = ptinsg; } } ptf.flags = 0; mgr.SetComponentData <LocalToWorld>(e, tow); mgr.SetComponentData <PrivateTransformData>(e, ptf); return(ptf.inSortingGroup); }
protected int UpdateOneDisplayListCamera(Entity e, ref Camera2D cam, ref DisplayListCamera dlcCam, ref LocalToWorld tx, float primaryAspect) { var mgr = EntityManager; // get list and sorted list buffers DynamicBuffer <DisplayListEntry> dest = mgr.GetBuffer <DisplayListEntry>(e); DynamicBuffer <SortedEntity> destSorted = mgr.GetBuffer <SortedEntity>(e); dest.Clear(); destSorted.Clear(); #if DEBUG if (!(cam.rect.x >= 0.0f && cam.rect.y >= 0.0f && cam.rect.x + cam.rect.width <= 1.0f && cam.rect.y + cam.rect.height <= 1.0f)) { Debug.LogFormat("The camera {0} has an invalid rect field ({1},{2},{3},{4}). Fixing by clamping it to the unit rectangle (0,0,1,1) in DEVELOPMENT build only.", e, cam.rect.x, cam.rect.y, cam.rect.width, cam.rect.height); cam.rect.Clamp(new Rect(0, 0, 1, 1)); } if (cam.rect.IsEmpty()) { Debug.LogFormat("The camera {0} has an empty rect field. Fixing by setting it to identity in DEVELOPMENT build only.", e); cam.rect = new Rect(0, 0, 1, 1); } if (cam.halfVerticalSize <= 0) { Debug.LogFormat("The camera {0} has an invalid halfVerticalSize size of {1}. Nothing will render for it.", e, cam.halfVerticalSize); return(0); } float mas = MaxAbsScale(tx.Value); if (!(mas > .99f && mas < 1.01f)) { Debug.LogFormat("The entity {0} with a Camera2D has a maximum absolute scaling factor of {1}. Cameras can not be scaled for rendering. Rendering and picking with this camera will likely be wrong.", e, mas); } #endif // get camera sorting axis if (mgr.HasComponent <Camera2DAxisSort>(e)) { var axissort = mgr.GetComponentData <Camera2DAxisSort>(e); dlcCam.sortingDot.xyz = -axissort.axis; dlcCam.sortingDot.w = 0; } else { dlcCam.sortingDot.x = 0.0f; dlcCam.sortingDot.y = 0.0f; dlcCam.sortingDot.z = -1.0f; dlcCam.sortingDot.w = 0.0f; } // copy transform matrix dlcCam.world = tx.Value; dlcCam.inverseWorld = math.inverse(dlcCam.world); // initialize 2d clipping if (mgr.HasComponent <Camera2DRenderToTexture>(e)) { var rtt = mgr.GetComponentData <Camera2DRenderToTexture>(e); float localAspect = (float)rtt.width / (float)rtt.height; dlcCam.clip2D.x = cam.halfVerticalSize * localAspect; dlcCam.clip2D.y = cam.halfVerticalSize; } else { dlcCam.clip2D.x = cam.halfVerticalSize * primaryAspect; dlcCam.clip2D.y = cam.halfVerticalSize; } // initialize near/far clipping if (mgr.HasComponent <Camera2DClippingPlanes>(e)) { var clipz = mgr.GetComponentData <Camera2DClippingPlanes>(e); dlcCam.clipZNear = clipz.near; dlcCam.clipZFar = clipz.far; } else { dlcCam.clipZNear = float.MinValue; dlcCam.clipZFar = float.MaxValue; } #if DEBUG if (dlcCam.clipZNear >= dlcCam.clipZFar) { Debug.LogFormat("The camera {0} has an invalid z clip range [{1}...{2}]. Nothing will render for it.", e, dlcCam.clipZNear, dlcCam.clipZFar); return(0); } #endif // add all items for (int i = 0; i < dlMakerReg.Count; i++) { AddItemsToListByType(dlMakerReg[i], dlcCam, cam, dest, destSorted); } // sort in c++ unsafe { SortExternal(dest.GetUnsafePtr(), destSorted.GetUnsafePtr(), dest.Length); } return(dest.Length); }