diff --git a/.xtherion.dat b/.xtherion.dat
index dab182a..cc350bc 100644
--- a/.xtherion.dat
+++ b/.xtherion.dat
@@ -26,5 +26,5 @@ xth_cp_map_tree_insert map 1 255X1 p2 1 MC-Deroc_05-Extended-tot MC-Deroc_05-Ext
 xth_cp_map_tree_create
 xth_cp_comp_stat 652 8
 set xth(th_exit_state) 2
-set xth(th_exit_number) 1747829254
+set xth(th_exit_number) 1747812644
 
diff --git a/Data/Deroc_04/Sources/Deroc (coordonnées GPS diff).csv b/Data/Deroc_04/Sources/Deroc (coordonnées GPS diff).csv
new file mode 100644
index 0000000..bace534
--- /dev/null
+++ b/Data/Deroc_04/Sources/Deroc (coordonnées GPS diff).csv	
@@ -0,0 +1,4 @@
+Name,Code,Easting,Northing,Elevation,Description,Longitude,Latitude,Ellipsoidal height,Origin,Easting RMS,Northing RMS,Elevation RMS,Lateral RMS,Antenna height,Antenna height units,Solution status,Correction type,Averaging start,Averaging end,Samples,PDOP,GDOP,Base easting,Base northing,Base elevation,Base longitude,Base latitude,Base ellipsoidal height,Baseline,Mount point,CS name,GPS Satellites,GLONASS Satellites,Galileo Satellites,BeiDou Satellites,QZSS Satellites
+Entrée 1,,812693.915,6367244.259,175.955,,4.41493588,44.39515034,226.291,Global,0.016,0.011,0.024,0.020,2.134,m,FIX,RTK,2025-05-18 09:51:25.8 UTC+02:00,2025-05-18 09:51:36.8 UTC+02:00,56,1.6,1.9,819169.362,6387786.316,279.031,4.50112234,44.57896426,329.670,21546.779,NEAR,RGF93 / Lambert-93 + NGF-IGN69(RAF20) height,10,7,7,5,0
+Entrée 2,,812779.345,6367288.033,176.416,,4.41601811,44.39553053,226.752,Global,0.011,0.012,0.019,0.016,2.134,m,FIX,RTK,2025-05-18 10:15:02.6 UTC+02:00,2025-05-18 10:15:13.6 UTC+02:00,56,1.7,2.0,819169.362,6387786.316,279.031,4.50112234,44.57896426,329.670,21479.450,NEAR,RGF93 / Lambert-93 + NGF-IGN69(RAF20) height,7,8,6,3,0
+Entrée 3,,812923.475,6367350.603,180.286,,4.41784148,44.39607040,230.624,Global,0.014,0.018,0.023,0.022,2.134,m,FIX,RTK,2025-05-18 10:22:14.6 UTC+02:00,2025-05-18 10:22:25.6 UTC+02:00,56,2.3,2.9,819169.362,6387786.316,279.031,4.50112234,44.57896426,329.670,21377.089,NEAR,RGF93 / Lambert-93 + NGF-IGN69(RAF20) height,7,5,5,3,0
diff --git a/Data/Deroc_04/Sources/Grotte de Déroc.cav b/Data/Deroc_04/Sources/Grotte de Déroc.cav
new file mode 100644
index 0000000..8d43f6d
Binary files /dev/null and b/Data/Deroc_04/Sources/Grotte de Déroc.cav differ
diff --git a/Data/Deroc_04/Sources/Test Topo boucle 2 - Grotte du Déroc.pdf b/Data/Deroc_04/Sources/Test Topo boucle 2 - Grotte du Déroc.pdf
new file mode 100644
index 0000000..a509448
Binary files /dev/null and b/Data/Deroc_04/Sources/Test Topo boucle 2 - Grotte du Déroc.pdf differ
diff --git a/Scan3D/Deroc_05-LQ.fbx b/Scan3D/Deroc_05-LQ.fbx
new file mode 100644
index 0000000..29fd44c
Binary files /dev/null and b/Scan3D/Deroc_05-LQ.fbx differ
diff --git a/Scan3D/Deroc_05.fbx b/Scan3D/Deroc_05.fbx
new file mode 100644
index 0000000..249f192
Binary files /dev/null and b/Scan3D/Deroc_05.fbx differ
diff --git a/Scan3D/GrosFichiers - Benoît Urruty.zip b/Scan3D/GrosFichiers - Benoît Urruty.zip
new file mode 100644
index 0000000..1713c80
Binary files /dev/null and b/Scan3D/GrosFichiers - Benoît Urruty.zip differ
diff --git a/Scan3D/Matrice-distance.xlsx b/Scan3D/Matrice-distance.xlsx
new file mode 100644
index 0000000..9e9c4d9
Binary files /dev/null and b/Scan3D/Matrice-distance.xlsx differ
diff --git a/Scan3D/VertexColorLitShader.shader b/Scan3D/VertexColorLitShader.shader
new file mode 100644
index 0000000..4183032
--- /dev/null
+++ b/Scan3D/VertexColorLitShader.shader
@@ -0,0 +1,49 @@
+
+Shader "Shader Graphs/VertexColorLitShader"
+{
+    Properties
+    {
+    }
+    SubShader
+    {
+        Tags { "RenderType"="Opaque" }
+        LOD 200
+
+        Pass
+        {
+            Name "ForwardLit"
+            Tags { "LightMode" = "UniversalForward" }
+
+            HLSLPROGRAM
+            #pragma vertex vert
+            #pragma fragment frag
+            #include "Packages/com.unity.render-pipelines.universal/ShaderLibrary/Core.hlsl"
+
+            struct Attributes
+            {
+                float4 positionOS : POSITION;
+                float4 color : COLOR;
+            };
+
+            struct Varyings
+            {
+                float4 positionHCS : SV_POSITION;
+                float4 color : COLOR;
+            };
+
+            Varyings vert (Attributes input)
+            {
+                Varyings output;
+                output.positionHCS = TransformObjectToHClip(input.positionOS.xyz);
+                output.color = input.color;
+                return output;
+            }
+
+            half4 frag (Varyings input) : SV_Target
+            {
+                return input.color;
+            }
+            ENDHLSL
+        }
+    }
+}
diff --git a/therion.log b/therion.log
index 3dd4ea9..385319f 100644
--- a/therion.log
+++ b/therion.log
@@ -112,7 +112,7 @@ average distortion: 1.01%
 writing Outputs/Deroc.kml ... done
 writing Outputs/Deroc-Surveys.html ... done
 writing xtherion file ... done
-compilation time: 0 sec
+compilation time: 1 sec
 
 
 ######################### loop errors ##########################