Correctly place Perseverance on Mars after landing

2026-02-18 02:49:03 -06:00 · 2022-11-21 19:12:55 +01:00
parent 9ae5e16b90
commit cc366db299
4 changed files with 118 additions and 64 deletions
--- a/data/assets/scene/solarsystem/missions/perseverance/model.asset
+++ b/data/assets/scene/solarsystem/missions/perseverance/model.asset
@@ -1,6 +1,7 @@
 local trail = asset.require("./trail")
 local marsTransforms = asset.require("scene/solarsystem/planets/mars/transforms")
 local sun = asset.require("scene/solarsystem/sun/sun")
+local spice = asset.require("./spice")

 local models = asset.syncedResource({
  Name = "Perseverance Model",
@@ -9,10 +10,86 @@ local models = asset.syncedResource({
  Version = 2
 })

+local TranslationKeyframes = {
+  ["1850 JAN 01 00:00:00"] = {
+    Type = "SpiceTranslation",
+    Target = spice.ID,
+    Observer = "MARS",
+    Kernels = spice.Kernels,
+    Frame = "IAU_MARS",
+    FixedDate = "2020 JUL 17 13:56:43"
+  },
+  ["2020 JUL 17 13:56:42"] = {
+    Type = "SpiceTranslation",
+    Target = spice.ID,
+    Observer = "MARS",
+    Kernels = spice.Kernels,
+    Frame = "IAU_MARS",
+    FixedDate = "2020 JUL 17 13:56:43"
+  },
+  ["2020 JUL 17 13:56:43"] = {
+    Type = "SpiceTranslation",
+    Target = spice.ID,
+    Observer = "MARS",
+    Frame = "IAU_MARS",
+    Kernels = spice.Kernels
+  },
+  ["2020 JUL 17 13:56:44"] = {
+    Type = "SpiceTranslation",
+    Target = spice.ID,
+    Observer = "MARS",
+    Frame = "IAU_MARS",
+    Kernels = spice.Kernels
+  },
+  ["2021 FEB 18 20:43:48"] = {
+    Type = "SpiceTranslation",
+    Target = spice.ID,
+    Observer = "MARS",
+    Frame = "IAU_MARS",
+    Kernels = spice.Kernels,
+  },
+  ["2021 FEB 18 20:43:49"] = {
+    Type = "SpiceTranslation",
+    Target = spice.ID,
+    Observer = "MARS",
+    Frame = "IAU_MARS",
+    Kernels = spice.Kernels,
+    FixedDate = "2021 FEB 18 20:43:48"
+  },
+}
+
+local PerseveranceNode = {
+  Identifier = "PerseveranceNode",
+  Parent = marsTransforms.MarsBarycenter.Identifier,
+  Transform = {
+    Translation = {
+      Type = "SpiceTranslation",
+      Target = "MARS",
+      Observer = "MARS BARYCENTER"
+    },
+    Rotation = {
+      Type = "SpiceRotation",
+      SourceFrame = "IAU_MARS",
+      DestinationFrame = "GALACTIC"
+    }
+  },
+  GUI = {
+    Name = "Perseverance Node",
+    Path = "/Solar System/Missions/Perseverance",
+    Hidden = true
+  }
+}
+
 -- Perseverance Model --
 local Perseverance = {
  Identifier = "Perseverance",
-  Parent = trail.PerseveranceNode.Identifier,
+  Parent = PerseveranceNode.Identifier,
+  Transform = {
+    Translation = {
+      Type = "TimelineTranslation",
+      Keyframes = TranslationKeyframes
+    }
+  },
  GUI = {
    Name = "Perseverance",
    Path = "/Solar System/Missions/Perseverance"
@@ -46,29 +123,30 @@ local Body = {
        Intensity = 0.5
      }
    },
-    PerformShading = false,
-    RotationVector = {65.940000,201.389999,263.980011}
+    RotationVector = {19.19,0.0,348.08}
  },
  GUI = {
    Name = "Perseverance Model Body",
    Path = "/Solar System/Missions/Perseverance/Model",
-    Hidden = true
+    -- Hidden = true
  }
 }


 asset.onInitialize(function()
+  openspace.addSceneGraphNode(PerseveranceNode)
  openspace.addSceneGraphNode(Perseverance)
  openspace.addSceneGraphNode(PerseveranceModel)
  openspace.addSceneGraphNode(Body)
 end)
-    
+
 asset.onDeinitialize(function()
  openspace.removeSceneGraphNode(Body)
  openspace.removeSceneGraphNode(PerseveranceModel)
  openspace.removeSceneGraphNode(Perseverance)
+  openspace.removeSceneGraphNode(PerseveranceNode)
 end)
-    
+
 asset.export(Perseverance)
 asset.export(PerseveranceModel)
 asset.export(Body)
--- a/data/assets/scene/solarsystem/missions/perseverance/spice.asset
+++ b/data/assets/scene/solarsystem/missions/perseverance/spice.asset
@@ -0,0 +1,25 @@
+local kernels = asset.syncedResource({
+  Name = "Mars 2020 Kernels",
+  Type = "HttpSynchronization",
+  Identifier = "perseverance_kernels",
+  Version = 2
+})
+
+local m2020_kernels = {
+  kernels .. "m2020.tf",
+  kernels .. "m2020.tsc",
+  kernels .. "m2020_v04.tf",
+
+  kernels .. "m2020_cruise_recon_nospin_v1.bc",
+  kernels .. "m2020_cruise_recon_rawrt_v1.bc",
+  kernels .. "m2020_cruise_recon_raweng_v1.bc",
+  kernels .. "m2020_edl_v01.bc",
+
+  kernels .. "m2020_cruise_od138_v1.bsp",
+  kernels .. "m2020_edl_v01.bsp",
+  kernels .. "m2020_surf_rover_loc_0000_0089_v1.bsp"
+}
+
+asset.export("Kernels", m2020_kernels)
+asset.export("ID", -168)
+
--- a/data/assets/scene/solarsystem/missions/perseverance/trail.asset
+++ b/data/assets/scene/solarsystem/missions/perseverance/trail.asset
@@ -1,67 +1,21 @@
 local sunTransforms = asset.require("scene/solarsystem/sun/transforms")
 local marsTransforms = asset.require("scene/solarsystem/planets/mars/transforms")
-
-local kernels = asset.syncedResource({
-  Name = "Mars 2020 Kernels",
-  Type = "HttpSynchronization",
-  Identifier = "perseverance_kernels",
-  Version = 2
-})
-
-local perseverance_id = -168
-
-local m2020_kernels = {
-  kernels .. "m2020.tf",
-  kernels .. "m2020.tsc",
-  kernels .. "m2020_v04.tf",
-
-  kernels .. "m2020_cruise_recon_nospin_v1.bc",
-  kernels .. "m2020_cruise_recon_rawrt_v1.bc",
-  kernels .. "m2020_cruise_recon_raweng_v1.bc",
-  kernels .. "m2020_edl_v01.bc",
-
-  kernels .. "m2020_cruise_od138_v1.bsp",
-  kernels .. "m2020_edl_v01.bsp",
-  kernels .. "m2020_surf_rover_loc_0000_0089_v1.bsp"
-}
+local spice = asset.require("./spice")

 local startTime = "2020 JUL 17 13:56:42"
 local approachMars = "2021 FEB 11 20:32:16"
 local endTime = "2021 FEB 18 20:32:16"

-local PerseveranceNode = { 
-  Identifier = "PerseveranceNode",
-  Parent = sunTransforms.SolarSystemBarycenter.Identifier,
-  Transform = {
-    Translation = {
-      Type = "SpiceTranslation",
-      Target = perseverance_id,
-      Observer = "SSB",
-      Kernels = m2020_kernels
-    }
-  },
-  GUI = {
-    Name = "Perseverance Node",
-    Path = "/Solar System/Missions/Perseverance",
-    Hidden = true
-  },
-  TimeFrame = {
-    Type = "TimeFrameInterval",
-    Start = "2020 JUL 30 12:52:43.643",
-    End = "2021 FEB 18 20:43:48"
-  }
-}
-
 local PerseveranceTrailSun = {
  Identifier = "PerseveranceTrailSun",
  Parent = sunTransforms.SolarSystemBarycenter.Identifier,
  Renderable = {
    Type = "RenderableTrailTrajectory",
-    Translation = { 
+    Translation = {
      Type = "SpiceTranslation",
-      Target = perseverance_id,
+      Target = spice.ID,
      Observer = "SSB",
-      Kernels = m2020_kernels
+      Kernels = spice.Kernels
    },
    Color = { 0.2, 0.7, 0.1 },
    StartTime = startTime,
@@ -82,9 +36,9 @@ local PerseveranceTrailMars = {
    Type = "RenderableTrailTrajectory",
    Translation = {
      Type = "SpiceTranslation",
-      Target = perseverance_id,
+      Target = spice.ID,
      Observer = "MARS BARYCENTER",
-      Kernels = m2020_kernels
+      Kernels = spice.Kernels
    },
    Color = { 0.7, 0.9, 0.6 },
    StartTime = approachMars,
@@ -99,17 +53,14 @@ local PerseveranceTrailMars = {
 }

 asset.onInitialize(function()
-  openspace.addSceneGraphNode(PerseveranceNode)
  openspace.addSceneGraphNode(PerseveranceTrailSun)
  openspace.addSceneGraphNode(PerseveranceTrailMars)
 end)
-    
+
 asset.onDeinitialize(function()
  openspace.removeSceneGraphNode(PerseveranceTrailMars)
  openspace.removeSceneGraphNode(PerseveranceTrailSun)
-  openspace.removeSceneGraphNode(PerseveranceNode)
 end)
-    
-asset.export(PerseveranceNode)
+
 asset.export(PerseveranceTrailSun)
 asset.export(PerseveranceTrailMars)
--- a/data/profiles/mars.profile
+++ b/data/profiles/mars.profile
@@ -22,7 +22,7 @@
      "identifier": "profile.setup.perseverance",
      "is_local": false,
      "name": "Setup and Goto Perseverance",
-      "script": "openspace.setPropertyValueSingle('Scene.Mars.Renderable.Layers.HeightLayers.Mola_Utah.Settings.Offset', -1686.0);openspace.setPropertyValueSingle('Scene.Mars.Renderable.Layers.HeightLayers.HiRISE-LS-DEM.Settings.Offset', -1686.0);openspace.setPropertyValueSingle('Scene.Mars.Renderable.Layers.HeightLayers.MDEM200M.Settings.Offset', -1686);openspace.time.setPause(true);openspace.time.setTime('2021 FEB 18 20:32:16');openspace.setPropertyValueSingle('Scene.Mars.Renderable.Layers.HeightLayers.HiRISE-LS-DEM.Enabled', true);openspace.setPropertyValueSingle('Scene.Mars.Renderable.Layers.ColorLayers.HiRISE-LS.Enabled', true);openspace.navigation.setNavigationState({Anchor = 'Perseverance',Pitch = 0.567457E-4,Position = { 1.240506E1,-1.369270E1,-2.423553E0 },ReferenceFrame = 'Root',Up = { 0.441211E0,0.247019E0,0.862737E0 },Yaw = -0.446853E-4});"
+      "script": "openspace.setPropertyValueSingle('Scene.Mars.Renderable.Layers.HeightLayers.Mola_Utah.Settings.Offset', -1685.5);openspace.setPropertyValueSingle('Scene.Mars.Renderable.Layers.HeightLayers.HiRISE-LS-DEM.Settings.Offset', -1686.0);openspace.setPropertyValueSingle('Scene.Mars.Renderable.Layers.HeightLayers.MDEM200M.Settings.Offset', -1686);openspace.time.setPause(true);openspace.time.setTime('2021 FEB 18 20:32:16');openspace.setPropertyValueSingle('Scene.Mars.Renderable.Layers.HeightLayers.HiRISE-LS-DEM.Enabled', true);openspace.setPropertyValueSingle('Scene.Mars.Renderable.Layers.ColorLayers.HiRISE-LS.Enabled', true);openspace.navigation.setNavigationState({Anchor = 'Perseverance',Pitch = 0.567457E-4,Position = { 1.240506E1,-1.369270E1,-2.423553E0 },ReferenceFrame = 'Root',Up = { 0.441211E0,0.247019E0,0.862737E0 },Yaw = -0.446853E-4});"
    }
  ],
  "assets": [