From e9baae820a8631ea4bbb3deb501b1088db807318 Mon Sep 17 00:00:00 2001
From: "jonas.schwab@ipg-automotive.com" <jonas.schwab@ipg-automotive.com>
Date: Wed, 4 Sep 2024 16:35:58 +0200
Subject: [PATCH 1/2] Add elasticity and density

Signed-off-by: jonas.schwab@ipg-automotive.com <jonas.schwab@ipg-automotive.com>
---
 examples/example_material.xomp |  5 +++++
 schemas/material_schema.json   | 24 ++++++++++++++++++++++++
 2 files changed, 29 insertions(+)

diff --git a/examples/example_material.xomp b/examples/example_material.xomp
index 8e550917..6a51d025 100644
--- a/examples/example_material.xomp
+++ b/examples/example_material.xomp
@@ -15,6 +15,11 @@
         "surface_height_rms": 0.8,
         "surface_correlation_length": 1.0
     },
+    "elasticity": {
+        "youngs_modulus": 70e9,
+        "poissons_ratio": 0.35
+    },
+    "density": 2699.0,
     "index_of_refraction": [
       {
         "temperature": 300.0,
diff --git a/schemas/material_schema.json b/schemas/material_schema.json
index 393bd958..9164633b 100644
--- a/schemas/material_schema.json
+++ b/schemas/material_schema.json
@@ -82,6 +82,28 @@
             "surface_correlation_length"
           ]
         },
+        "elasticity": {
+          "type": "object",
+          "description": "Information about the elasticity of the material.",
+          "properties": {
+            "youngs_modulus": {
+              "type": "number",
+              "description": "Young's modulus of the material in Pa."
+            },
+            "poissons_ratio": {
+              "type": "number",
+              "description": "Poisson's ratio of the material."
+            }
+          },
+          "required": [
+            "youngs_modulus",
+            "poissons_ratio"
+          ]
+        },
+        "density": {
+          "type": "number",
+          "description": "Density of the material in kg/m^3."
+        },
         "index_of_refraction": {
           "type": "array",
           "description": "Index of refraction of the material at different temperatures.",
@@ -141,6 +163,8 @@
       },
       "required": [
         "surface_roughness",
+        "elasticity",
+        "density",
         "index_of_refraction"
       ]
     }

From 36135950af08aa9bd30d9cfe86c5658c9eb0f81c Mon Sep 17 00:00:00 2001
From: "jonas.schwab@ipg-automotive.com" <jonas.schwab@ipg-automotive.com>
Date: Thu, 12 Sep 2024 11:48:45 +0200
Subject: [PATCH 2/2] add source to density and elasticity

Signed-off-by: jonas.schwab@ipg-automotive.com <jonas.schwab@ipg-automotive.com>
---
 examples/example_material.xomp | 10 +++++++---
 schemas/material_schema.json   | 33 ++++++++++++++++++++++++++-------
 2 files changed, 33 insertions(+), 10 deletions(-)

diff --git a/examples/example_material.xomp b/examples/example_material.xomp
index 4c6d0ce0..97712223 100644
--- a/examples/example_material.xomp
+++ b/examples/example_material.xomp
@@ -15,11 +15,15 @@
         "surface_height_rms": 0.8,
         "surface_correlation_length": 1.0
     },
-    "elasticity": {
+    "elasticity_data": {
         "youngs_modulus": 70e9,
-        "poissons_ratio": 0.35
+        "poissons_ratio": 0.35,
+        "source": "internet: https://en.wikipedia.org/wiki/Aluminium"
+    },
+    "density_data": {
+        "density": 2699.0,
+        "source": "internet: https://en.wikipedia.org/wiki/Aluminium"
     },
-    "density": 2699.0,
     "electromagnetic_properties_uri": "example_material_emp.xompt"
   }
 }
diff --git a/schemas/material_schema.json b/schemas/material_schema.json
index 8f3e99e2..b25f967d 100644
--- a/schemas/material_schema.json
+++ b/schemas/material_schema.json
@@ -82,7 +82,7 @@
             "surface_correlation_length"
           ]
         },
-        "elasticity": {
+        "elasticity_data": {
           "type": "object",
           "description": "Information about the elasticity of the material.",
           "properties": {
@@ -93,16 +93,35 @@
             "poissons_ratio": {
               "type": "number",
               "description": "Poisson's ratio of the material."
+            },
+            "source": {
+              "type": "string",
+              "description": "Source of the elasticity data."
             }
           },
           "required": [
             "youngs_modulus",
-            "poissons_ratio"
+            "poissons_ratio",
+            "source"
           ]
         },
-        "density": {
-          "type": "number",
-          "description": "Density of the material in kg/m^3."
+        "density_data": {
+          "type": "object",
+          "description": "Information about the density of the material.",
+          "properties": {
+            "density": {
+              "type": "number",
+              "description": "Density of the material in kg/m^3."
+            },
+            "source": {
+              "type": "string",
+              "description": "Source of the density data."
+            }
+          },
+          "required": [
+            "density",
+            "source"
+          ]
         },
         "electromagnetic_properties_uri": {
           "type": "string",
@@ -112,8 +131,8 @@
       },
       "required": [
         "surface_roughness",
-        "elasticity",
-        "density",
+        "elasticity_data",
+        "density_data",
         "electromagnetic_properties_uri"
       ]
     }