Initial attempt at GNOME SBS support

.gitmodules

@@ -5,9 +5,11 @@
 [submodule "modules/XRLinuxDriver"]
 	path = modules/XRLinuxDriver
 	url = https://github.com/wheaney/XRLinuxDriver.git
+	branch = rayneo
 [submodule "modules/sombrero"]
 	path = modules/sombrero
 	url = https://github.com/wheaney/sombrero.git
+	branch = breezy_sbs
 [submodule "ui/modules/PyXRLinuxDriverIPC"]
 	path = ui/modules/PyXRLinuxDriverIPC
 	url = https://github.com/wheaney/PyXRLinuxDriverIPC.git

gnome/src/extension.js

@@ -20,6 +20,7 @@ const SUPPORTED_MONITOR_PRODUCTS = [
     'Air',
     'Air 2', // guessing this one
     'Air 2 Pro',
+    'SmartGlasses', // TCL/RayNeo
     'MetaMonitor' // nested mode dummy monitor
 ];
 

gnome/src/xrEffect.js

@@ -50,8 +50,6 @@ const shaderUniformLocations = {
     'imu_quat_data': null,
     'look_ahead_cfg': null,
     'look_ahead_ms': null,
-    'stage_aspect_ratio': null,
-    'display_aspect_ratio': null,
     'trim_width_percent': null,
     'trim_height_percent': null,
     'display_zoom': null,
@@ -63,7 +61,8 @@ const shaderUniformLocations = {
     'half_fov_z_rads': null,
     'half_fov_y_rads': null,
     'screen_distance': null,
-    'display_res': null
+    'source_resolution': null,
+    'display_resolution': null
 };
 
 function setUniformFloat(effect, locationName, dataViewInfo, value) {
@@ -127,14 +126,13 @@ function setIntermittentUniformVariables() {
 
             // compute these values once, they only change when the XR device changes
             const displayAspectRatio = displayRes[0] / displayRes[1];
-            const stageAspectRatio = this.target_monitor.width / this.target_monitor.height;
-            const diagToVertRatio = Math.sqrt(Math.pow(stageAspectRatio, 2) + 1);
+            const diagToVertRatio = Math.sqrt(Math.pow(displayAspectRatio, 2) + 1);
             const halfFovZRads = degreeToRadian(displayFov / diagToVertRatio) / 2;
-            const halfFovYRads = halfFovZRads * stageAspectRatio;
+            const halfFovYRads = halfFovZRads * displayAspectRatio;
             const screenDistance = 1.0 - lensDistanceRatio;
 
             // our overlay doesn't quite cover the full screen texture, which allows us to see some of the real desktop
-            // underneath, so we trim two pixels around the entire edge of the texture
+            // underneath, so we trim three pixels around the entire edge of the texture
             const trimWidthPercent = 3.0 / this.target_monitor.width;
             const trimHeightPercent = 3.0 / this.target_monitor.height;
             
@@ -143,13 +141,13 @@ function setIntermittentUniformVariables() {
             transferUniformFloat(this, 'lens_distance_ratio', dataView, LENS_DISTANCE_RATIO);
 
             // computed values with no dataViewInfo, so we set these manually
-            setSingleFloat(this, 'stage_aspect_ratio', stageAspectRatio);
-            setSingleFloat(this, 'display_aspect_ratio', displayAspectRatio);
             setSingleFloat(this, 'trim_width_percent', trimWidthPercent);
             setSingleFloat(this, 'trim_height_percent', trimHeightPercent);
             setSingleFloat(this, 'half_fov_z_rads', halfFovZRads);
             setSingleFloat(this, 'half_fov_y_rads', halfFovYRads);
             setSingleFloat(this, 'screen_distance', screenDistance);
+            effect.set_uniform_float(shaderUniformLocations['source_resolution'], 2, [target_monitor.width, target_monitor.height]);
+            effect.set_uniform_float(shaderUniformLocations['display_resolution'], 2, displayRes);
 
             // TOOD - drive from settings
             setSingleFloat(this, 'display_zoom', 1.0);

modules/XRLinuxDriver

@@ -1 +1 @@
-Subproject commit da9bfe14cdf198b3cd58ecf997324ebd358e8a61
+Subproject commit 828dfe78d188f5cc07fc50ce2695c694488e36c8

modules/sombrero

@@ -1 +1 @@
-Subproject commit 26ece497d36bbe2a7445ea2f4e1cce31c35daa3a
+Subproject commit 9fe647c6ae9693fdea14329ed7e30c8c4c0a6b67