Bug fixes

- Fixed text rendering to use relative coordinates instead of pixels
- Cleaned up example scripts
- Fixed a bug preventing neuron mesh being set
- Refactored -lh/-rh functionality to work properly
- Fixed a bug preventing clearing areas after they were loaded

Author: dbirman

API/unityneuro/render.py

@@ -765,13 +765,14 @@ def set_text_sizes(text_sizes):
 
 def set_text_positions(text_pos):
   """Set the positions of a set of text objects in UI canvas space
+  Bottom left corner is [-1,-1], top right [1,1]
 
-  Note that by default the UI canvas is 800 x 600
+  Text is anchored at the top left corner of its text box.
 
   Parameters
   ----------
   text_pos : dict {string : list of two floats}
-      dictionary of IDs and canvas positions for the top left corner
+      dictionary of IDs and canvas positions relative to the center
       
 	Examples
 	--------

Examples/basics/.ipynb_checkpoints/Text-checkpoint.ipynb

@@ -2,7 +2,7 @@
  "cells": [
   {
    "cell_type": "code",
-   "execution_count": 1,
+   "execution_count": null,
    "id": "ffccfa79-9e51-4159-a8e3-4d38e0d69cd2",
    "metadata": {},
    "outputs": [],
@@ -12,71 +12,70 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 2,
+   "execution_count": null,
    "id": "76973a23-f3a2-4932-85d7-c9a1554ec240",
    "metadata": {},
-   "outputs": [
-    {
-     "name": "stdout",
-     "output_type": "stream",
-     "text": [
-      "(URN) connected to server\n",
-      "Login sent with ID: Dan\n"
-     ]
-    }
-   ],
+   "outputs": [],
    "source": [
     "urn.setup()"
    ]
   },
   {
    "cell_type": "code",
-   "execution_count": 8,
+   "execution_count": null,
    "id": "f2545933-e1d8-47bb-aa5e-6285324e02ca",
    "metadata": {},
    "outputs": [],
    "source": [
-    "urn.create_text(['t1','t2'])"
+    "urn.create_text(['tl','bl','tr','br','center'])"
    ]
   },
   {
    "cell_type": "code",
-   "execution_count": 9,
-   "id": "a8eb5485-35e9-4df5-a3bd-633e466d2f46",
+   "execution_count": null,
+   "id": "7beb8367-c70c-456f-9c82-fd66ce6687c5",
    "metadata": {},
    "outputs": [],
    "source": [
-    "urn.set_text_positions({'t1':[500,-200]})"
+    "urn.set_text({'tl':'top left',\n",
+    "            'bl':'bottom left',\n",
+    "            'tr':'top right',\n",
+    "            'br':'bottom right',\n",
+    "            'center':'center'})"
    ]
   },
   {
    "cell_type": "code",
-   "execution_count": 10,
-   "id": "2a982a1c-52a7-49d2-aa49-de468dd27356",
+   "execution_count": null,
+   "id": "a8eb5485-35e9-4df5-a3bd-633e466d2f46",
    "metadata": {},
    "outputs": [],
    "source": [
-    "urn.set_text({'t1':'hello world','t2':'urchin is great'})"
+    "urn.set_text_positions({'tl':[-1,1],\n",
+    "                        'bl':[-1,-0.9],\n",
+    "                        'tr':[0.85,1],\n",
+    "                        'br':[0.85,-0.9],\n",
+    "                        'center':[0,0]})"
    ]
   },
   {
    "cell_type": "code",
-   "execution_count": 11,
+   "execution_count": null,
    "id": "9ac44a3f-fccd-4205-aa93-24259f521dfc",
    "metadata": {},
    "outputs": [],
    "source": [
-    "urn.set_text_colors({'t1':\"#FF0000\"})"
+    "urn.set_text_colors({'tl':\"#FF0000\"})"
    ]
   },
   {
    "cell_type": "code",
-   "execution_count": 12,
+   "execution_count": null,
    "id": "2e31c5aa-ee7e-47d9-bfd7-3c69e55c86da",
    "metadata": {},
    "outputs": [],
    "source": [
-    "urn.set_text_sizes({'t1':100})"
+    "urn.set_text_sizes({'tl':100})"
    ]
   },
   {

Examples/basics/Create_and_Delete.ipynb

@@ -2,7 +2,7 @@
  "cells": [
   {
    "cell_type": "code",
-   "execution_count": 1,
+   "execution_count": null,
    "id": "ffccfa79-9e51-4159-a8e3-4d38e0d69cd2",
    "metadata": {},
    "outputs": [],
@@ -12,71 +12,70 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 2,
+   "execution_count": null,
    "id": "76973a23-f3a2-4932-85d7-c9a1554ec240",
    "metadata": {},
-   "outputs": [
-    {
-     "name": "stdout",
-     "output_type": "stream",
-     "text": [
-      "(URN) connected to server\n",
-      "Login sent with ID: Dan\n"
-     ]
-    }
-   ],
+   "outputs": [],
    "source": [
     "urn.setup()"
    ]
   },
   {
    "cell_type": "code",
-   "execution_count": 8,
+   "execution_count": null,
    "id": "f2545933-e1d8-47bb-aa5e-6285324e02ca",
    "metadata": {},
    "outputs": [],
    "source": [
-    "urn.create_text(['t1','t2'])"
+    "urn.create_text(['tl','bl','tr','br','center'])"
    ]
   },
   {
    "cell_type": "code",
-   "execution_count": 9,
-   "id": "a8eb5485-35e9-4df5-a3bd-633e466d2f46",
+   "execution_count": null,
+   "id": "7beb8367-c70c-456f-9c82-fd66ce6687c5",
    "metadata": {},
    "outputs": [],
    "source": [
-    "urn.set_text_positions({'t1':[500,-200]})"
+    "urn.set_text({'tl':'top left',\n",
+    "            'bl':'bottom left',\n",
+    "            'tr':'top right',\n",
+    "            'br':'bottom right',\n",
+    "            'center':'center'})"
    ]
   },
   {
    "cell_type": "code",
-   "execution_count": 10,
-   "id": "2a982a1c-52a7-49d2-aa49-de468dd27356",
+   "execution_count": null,
+   "id": "a8eb5485-35e9-4df5-a3bd-633e466d2f46",
    "metadata": {},
    "outputs": [],
    "source": [
-    "urn.set_text({'t1':'hello world','t2':'urchin is great'})"
+    "urn.set_text_positions({'tl':[-1,1],\n",
+    "                        'bl':[-1,-0.9],\n",
+    "                        'tr':[0.85,1],\n",
+    "                        'br':[0.85,-0.9],\n",
+    "                        'center':[0,0]})"
    ]
   },
   {
    "cell_type": "code",
-   "execution_count": 11,
+   "execution_count": null,
    "id": "9ac44a3f-fccd-4205-aa93-24259f521dfc",
    "metadata": {},
    "outputs": [],
    "source": [
-    "urn.set_text_colors({'t1':\"#FF0000\"})"
+    "urn.set_text_colors({'tl':\"#FF0000\"})"
    ]
   },
   {
    "cell_type": "code",
-   "execution_count": 12,
+   "execution_count": null,
    "id": "2e31c5aa-ee7e-47d9-bfd7-3c69e55c86da",
    "metadata": {},
    "outputs": [],
    "source": [
-    "urn.set_text_sizes({'t1':100})"
+    "urn.set_text_sizes({'tl':100})"
    ]
   },
   {