Merge branch 'DRTVWR-546' into DRTVWR-539

8 files changed, 153 insertions, 120 deletions

diff --git a/indra/newview/app_settings/cmd_line.xml b/indra/newview/app_settings/cmd_line.xml
index 7514913d13..dd2b656ce3 100644
--- a/indra/newview/app_settings/cmd_line.xml
+++ b/indra/newview/app_settings/cmd_line.xml
@@ -207,14 +207,6 @@
     <map>
       <key>map-to</key>
       <string>NoAudio</string>
-    </map>    
-
-    <key>noinvlib</key>
-    <map>
-      <key>desc</key>
-      <string>Do not request the inventory library.</string>
-      <key>map-to</key>
-      <string>NoInventoryLibrary</string>
     </map>
 
     <key>noninteractive</key>
diff --git a/indra/newview/app_settings/key_bindings.xml b/indra/newview/app_settings/key_bindings.xml
index 1a5157838c..55babc88bc 100644
--- a/indra/newview/app_settings/key_bindings.xml
+++ b/indra/newview/app_settings/key_bindings.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="utf-8" standalone="yes" ?>
-<keys>
+<keys xml_version="1">
   <first_person>
     <binding key="A" mask="NONE" command="slide_left"/>
     <binding key="D" mask="NONE" command="slide_right"/>
@@ -17,22 +17,13 @@
     <binding key="PGDN" mask="NONE" command="push_down"/>
     <binding key="HOME" mask="NONE" command="toggle_fly"/>
 
-    <binding key="PAD_LEFT" mask="NONE" command="slide_left"/>
-    <binding key="PAD_RIGHT" mask="NONE" command="slide_right"/>
-    <binding key="PAD_UP" mask="NONE" command="push_forward"/>
-    <binding key="PAD_DOWN" mask="NONE" command="push_backward"/>
-    <binding key="PAD_PGUP" mask="NONE" command="jump"/>
-    <binding key="PAD_PGDN" mask="NONE" command="push_down"/>
-    <binding key="PAD_HOME" mask="NONE" command="toggle_fly"/>
-    <binding key="PAD_CENTER" mask="NONE" command="stop_moving"/>
-    <binding key="PAD_ENTER" mask="NONE" command="start_chat"/>
-    <binding key="PAD_DIVIDE" mask="NONE" command="start_gesture"/>
-
     <binding key="SPACE" mask="NONE" command="stop_moving"/>
     <binding key="ENTER" mask="NONE" command="start_chat"/>
     <binding key="DIVIDE" mask="NONE" command="start_gesture"/>
 
     <binding key="" mask="NONE" mouse="MMB" command="toggle_voice"/>
+
+    <binding key="" mask="NONE" mouse="LMB" command="script_trigger_lbutton"/>
   </first_person>
   <third_person>
     <binding key="A" mask="NONE" command="turn_left"/>
@@ -60,19 +51,6 @@
     <binding key="PGDN" mask="NONE" command="push_down"/>
     <binding key="HOME" mask="NONE" command="toggle_fly"/>
 
-    <binding key="PAD_LEFT" mask="NONE" command="turn_left"/>
-    <binding key="PAD_LEFT" mask="SHIFT" command="slide_left"/>
-    <binding key="PAD_RIGHT" mask="NONE" command="turn_right"/>
-    <binding key="PAD_RIGHT" mask="SHIFT" command="slide_right"/>
-    <binding key="PAD_UP" mask="NONE" command="push_forward"/>
-    <binding key="PAD_DOWN" mask="NONE" command="push_backward"/>
-    <binding key="PAD_PGUP" mask="NONE" command="jump"/>
-    <binding key="PAD_PGDN" mask="NONE" command="push_down"/>
-    <binding key="PAD_HOME" mask="NONE" command="toggle_fly"/>
-    <binding key="PAD_CENTER" mask="NONE" command="stop_moving"/>
-    <binding key="PAD_ENTER" mask="NONE" command="start_chat"/>
-    <binding key="PAD_DIVIDE" mask="NONE" command="start_gesture"/>
-
     <!--Camera controls in third person on Alt-->
     <binding key="LEFT" mask="ALT" command="spin_around_cw"/>
     <binding key="RIGHT" mask="ALT" command="spin_around_ccw"/>
@@ -88,15 +66,6 @@
     <binding key="E" mask="ALT" command="spin_over"/>
     <binding key="C" mask="ALT" command="spin_under"/>
 
-    <binding key="PAD_LEFT" mask="ALT" command="spin_around_cw"/>
-    <binding key="PAD_RIGHT" mask="ALT" command="spin_around_ccw"/>
-    <binding key="PAD_UP" mask="ALT" command="move_forward"/>
-    <binding key="PAD_DOWN" mask="ALT" command="move_backward"/>
-    <binding key="PAD_PGUP" mask="ALT" command="spin_over"/>
-    <binding key="PAD_PGDN" mask="ALT" command="spin_under"/>
-    <binding key="PAD_ENTER" mask="ALT" command="start_chat"/>
-    <binding key="PAD_DIVIDE" mask="ALT" command="start_gesture"/>
-
     <!--mimic alt zoom behavior with keyboard only-->
     <binding key="W" mask="CTL_ALT" command="spin_over"/>
     <binding key="S" mask="CTL_ALT" command="spin_under"/>
@@ -104,9 +73,6 @@
     <binding key="UP" mask="CTL_ALT" command="spin_over"/>
     <binding key="DOWN" mask="CTL_ALT" command="spin_under"/>
 
-    <binding key="PAD_UP" mask="CTL_ALT" command="spin_over"/>
-    <binding key="PAD_DOWN" mask="CTL_ALT" command="spin_under"/>
-
     <!--Therefore pan on Alt-Shift-->
     <binding key="A" mask="CTL_ALT_SHIFT" command="pan_left"/>
     <binding key="D" mask="CTL_ALT_SHIFT" command="pan_right"/>
@@ -118,14 +84,10 @@
     <binding key="UP" mask="CTL_ALT_SHIFT" command="pan_up"/>
     <binding key="DOWN" mask="CTL_ALT_SHIFT" command="pan_down"/>
 
-    <binding key="PAD_LEFT" mask="CTL_ALT_SHIFT" command="pan_left"/>
-    <binding key="PAD_RIGHT" mask="CTL_ALT_SHIFT" command="pan_right"/>
-    <binding key="PAD_UP" mask="CTL_ALT_SHIFT" command="pan_up"/>
-    <binding key="PAD_DOWN" mask="CTL_ALT_SHIFT" command="pan_down"/>
-    <binding key="PAD_ENTER" mask="CTL_ALT_SHIFT" command="start_chat"/>
-    <binding key="PAD_DIVIDE" mask="CTL_ALT_SHIFT" command="start_gesture"/>
-
     <binding key="" mask="NONE" mouse="MMB" command="toggle_voice"/>
+    <binding key="" mask="NONE" mouse="LMB" command="walk_to"/>
+
+    <binding key="" mask="NONE" mouse="LMB" command="script_trigger_lbutton"/>
   </third_person>
   <sitting>
     <binding key="A" mask="ALT" command="spin_around_cw"/>
@@ -167,16 +129,6 @@
     <binding key="PGUP" mask="NONE" command="spin_over_sitting"/>
     <binding key="PGDN" mask="NONE" command="spin_under_sitting"/>
 
-    <binding key="PAD_LEFT" mask="NONE" command="spin_around_cw_sitting"/>
-    <binding key="PAD_RIGHT" mask="NONE" command="spin_around_ccw_sitting"/>
-    <binding key="PAD_UP" mask="NONE" command="move_forward_sitting"/>
-    <binding key="PAD_DOWN" mask="NONE" command="move_backward_sitting"/>
-    <binding key="PAD_PGUP" mask="NONE" command="spin_over_sitting"/>
-    <binding key="PAD_PGDN" mask="NONE" command="spin_under_sitting"/>
-    <binding key="PAD_CENTER" mask="NONE" command="stop_moving"/>
-    <binding key="PAD_ENTER" mask="NONE" command="start_chat"/>
-    <binding key="PAD_DIVIDE" mask="NONE" command="start_gesture"/>
-
     <!--these are for passing controls when sitting on vehicles-->
     <binding key="A" mask="SHIFT" command="slide_left"/>
     <binding key="D" mask="SHIFT" command="slide_right"/>
@@ -192,15 +144,6 @@
     <binding key="PGUP" mask="SHIFT" command="spin_over_sitting"/>
     <binding key="PGDN" mask="SHIFT" command="spin_under_sitting"/>
 
-    <binding key="PAD_LEFT" mask="SHIFT" command="slide_left"/>
-    <binding key="PAD_RIGHT" mask="SHIFT" command="slide_right"/>
-    <binding key="PAD_UP" mask="SHIFT" command="move_forward_sitting"/>
-    <binding key="PAD_DOWN" mask="SHIFT" command="move_backward_sitting"/>
-    <binding key="PAD_PGUP" mask="SHIFT" command="spin_over_sitting"/>
-    <binding key="PAD_PGDN" mask="SHIFT" command="spin_under_sitting"/> 
-    <binding key="PAD_ENTER" mask="SHIFT" command="start_chat"/>
-    <binding key="PAD_DIVIDE" mask="SHIFT" command="start_gesture"/>
-
     <!--pan on Alt-Shift-->
     <binding key="A" mask="CTL_ALT_SHIFT" command="pan_left"/>
     <binding key="D" mask="CTL_ALT_SHIFT" command="pan_right"/>
@@ -212,17 +155,12 @@
     <binding key="UP" mask="CTL_ALT_SHIFT" command="pan_up"/>
     <binding key="DOWN" mask="CTL_ALT_SHIFT" command="pan_down"/>
 
-    <binding key="PAD_LEFT" mask="CTL_ALT_SHIFT" command="pan_left"/>
-    <binding key="PAD_RIGHT" mask="CTL_ALT_SHIFT" command="pan_right"/>
-    <binding key="PAD_UP" mask="CTL_ALT_SHIFT" command="pan_up"/>
-    <binding key="PAD_DOWN" mask="CTL_ALT_SHIFT" command="pan_down"/>
-    <binding key="PAD_ENTER" mask="CTL_ALT_SHIFT" command="start_chat"/>
-    <binding key="PAD_DIVIDE" mask="CTL_ALT_SHIFT" command="start_gesture"/>
-
     <binding key="ENTER" mask="NONE" command="start_chat"/>
     <binding key="DIVIDE" mask="NONE" command="start_gesture"/>
 
     <binding key="" mask="NONE" mouse="MMB" command="toggle_voice"/>
+
+    <binding key="" mask="NONE" mouse="LMB" command="script_trigger_lbutton"/>
   </sitting>
   <edit_avatar>
     <!--Avatar editing camera controls-->
@@ -240,15 +178,9 @@
     <binding key="PGDN" mask="NONE" command="edit_avatar_spin_under"/>
     <binding key="ENTER" mask="NONE" command="start_chat"/>
     <binding key="DIVIDE" mask="NONE" command="start_gesture"/>
-    <binding key="PAD_LEFT" mask="NONE" command="edit_avatar_spin_cw"/>
-    <binding key="PAD_RIGHT" mask="NONE" command="edit_avatar_spin_ccw"/>
-    <binding key="PAD_UP" mask="NONE" command="edit_avatar_move_forward"/>
-    <binding key="PAD_DOWN" mask="NONE" command="edit_avatar_move_backward"/>
-    <binding key="PAD_PGUP" mask="NONE" command="edit_avatar_spin_over"/>
-    <binding key="PAD_PGDN" mask="NONE" command="edit_avatar_spin_under"/>
-    <binding key="PAD_ENTER" mask="NONE" command="start_chat"/>
-    <binding key="PAD_DIVIDE" mask="NONE" command="start_gesture"/>
 
     <binding key="" mask="NONE" mouse="MMB" command="toggle_voice"/>
+
+    <binding key="" mask="NONE" mouse="LMB" command="script_trigger_lbutton"/>
   </edit_avatar>
 </keys>
diff --git a/indra/newview/app_settings/settings.xml b/indra/newview/app_settings/settings.xml
index bfc47d2c65..5d775622a0 100644
--- a/indra/newview/app_settings/settings.xml
+++ b/indra/newview/app_settings/settings.xml
@@ -4758,7 +4758,7 @@
       <key>Type</key>
       <string>String</string>
       <key>Value</key>
-      <string>https://search.[GRID]/viewer/[CATEGORY]/?q=[QUERY]&amp;p=[AUTH_TOKEN]&amp;r=[MATURITY]&amp;lang=[LANGUAGE]&amp;g=[GODLIKE]&amp;sid=[SESSION_ID]&amp;rid=[REGION_ID]&amp;pid=[PARCEL_ID]&amp;channel=[CHANNEL]&amp;version=[VERSION]&amp;major=[VERSION_MAJOR]&amp;minor=[VERSION_MINOR]&amp;patch=[VERSION_PATCH]&amp;build=[VERSION_BUILD]</string>
+      <string>https://search.[GRID]/viewer/[CATEGORY]/?q=[QUERY]&amp;r=[MATURITY]&amp;lang=[LANGUAGE]&amp;g=[GODLIKE]&amp;sid=[SESSION_ID]&amp;rid=[REGION_ID]&amp;pid=[PARCEL_ID]&amp;channel=[CHANNEL]&amp;version=[VERSION]&amp;major=[VERSION_MAJOR]&amp;minor=[VERSION_MINOR]&amp;patch=[VERSION_PATCH]&amp;build=[VERSION_BUILD]</string>
     </map>
     <key>GuidebookURL</key>
     <map>
@@ -5895,17 +5895,6 @@
       <key>Value</key>
       <integer>0</integer>
     </map>
-    <key>LoginAsGod</key>
-    <map>
-      <key>Comment</key>
-      <string>Attempt to login with god powers (Linden accounts only)</string>
-      <key>Persist</key>
-      <integer>1</integer>
-      <key>Type</key>
-      <string>Boolean</string>
-      <key>Value</key>
-      <integer>0</integer>
-    </map>
     <key>LoginLocation</key>
     <map>
       <key>Comment</key>
@@ -6481,7 +6470,7 @@
     <key>MaxHeapSize</key>
     <map>
       <key>Comment</key>
-      <string>Maximum heap size (GB)</string>
+      <string>Maximum heap size on 32-bit builds (GB)</string>
       <key>Persist</key>
       <integer>1</integer>
       <key>Type</key>
@@ -6489,6 +6478,17 @@
       <key>Value</key>
       <real>1.6</real>
     </map>
+    <key>MaxHeapSize64</key>
+    <map>
+      <key>Comment</key>
+      <string>Maximum heap size on 64-bit builds (GB)</string>
+      <key>Persist</key>
+      <integer>1</integer>
+      <key>Type</key>
+      <string>F32</string>
+      <key>Value</key>
+      <real>16.0</real>
+    </map>
     <key>MaxPersistentNotifications</key>
     <map>
       <key>Comment</key>
@@ -6964,6 +6964,17 @@
       <key>Value</key>
       <integer>1000</integer>
     </map>
+	<key>FakeInitialOutfitName</key>
+	<map>
+		<key>Comment</key>
+		<string>Pretend that this is first time login and specified name was chosen</string>
+		<key>Persist</key>
+		<integer>1</integer>
+		<key>Type</key>
+        <string>String</string>
+        <key>Value</key>
+        <string />
+	</map>
 	<key>MyOutfitsAutofill</key>
 	<map>
 		<key>Comment</key>
@@ -7066,7 +7077,7 @@
     <key>NoInventoryLibrary</key>
     <map>
       <key>Comment</key>
-      <string>Do not request inventory library.</string>
+      <string>(Deprecated) Do not request inventory library.</string>
       <key>Persist</key>
       <integer>1</integer>
       <key>Type</key>
diff --git a/indra/newview/app_settings/shaders/class1/deferred/alphaF.glsl b/indra/newview/app_settings/shaders/class1/deferred/alphaF.glsl
index d3a05c34c0..02b2daf0ac 100644
--- a/indra/newview/app_settings/shaders/class1/deferred/alphaF.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/alphaF.glsl
@@ -56,6 +56,10 @@ VARYING vec3 vary_norm;
 VARYING vec4 vertex_color; //vertex color should be treated as sRGB
 #endif
 
+#ifdef HAS_ALPHA_MASK
+uniform float minimum_alpha;
+#endif
+
 uniform mat4 proj_mat;
 uniform mat4 inv_proj;
 uniform vec2 screen_res;
@@ -191,7 +195,6 @@ void main()
 #endif
 
     vec4 diffuse_srgb = diffuse_tap;
-    vec4 diffuse_linear = vec4(srgb_to_linear(diffuse_srgb.rgb), diffuse_srgb.a);
 
 #ifdef FOR_IMPOSTOR
     vec4 color;
@@ -200,25 +203,37 @@ void main()
 
     float final_alpha = diffuse_srgb.a * vertex_color.a;
     diffuse_srgb.rgb *= vertex_color.rgb;
-    diffuse_linear.rgb = srgb_to_linear(diffuse_srgb.rgb); 
     
     // Insure we don't pollute depth with invis pixels in impostor rendering
     //
-    if (final_alpha < 0.01)
+    if (final_alpha < minimum_alpha)
     {
         discard;
     }
-#else
-    
+
+    color.rgb = diffuse_srgb.rgb;
+    color.a = final_alpha;
+
+#else // FOR_IMPOSTOR
+
+    vec4 diffuse_linear = vec4(srgb_to_linear(diffuse_srgb.rgb), diffuse_srgb.a);
+
     vec3 light_dir = (sun_up_factor == 1) ? sun_dir: moon_dir;
 
     float final_alpha = diffuse_linear.a;
 
 #ifdef USE_VERTEX_COLOR
     final_alpha *= vertex_color.a;
+
+    if (final_alpha < minimum_alpha)
+    { // TODO: figure out how to get invisible faces out of 
+        // render batches without breaking glow
+        discard;
+    }
+
     diffuse_srgb.rgb *= vertex_color.rgb;
     diffuse_linear.rgb = srgb_to_linear(diffuse_srgb.rgb);
-#endif
+#endif // USE_VERTEX_COLOR
 
     vec3 sunlit;
     vec3 amblit;
@@ -250,13 +265,13 @@ void main()
 #if !defined(AMBIENT_KILL)
     color.rgb = amblit;
     color.rgb *= ambient;
-#endif
+#endif // !defined(AMBIENT_KILL)
 
 vec3 post_ambient = color.rgb;
 
 #if !defined(SUNLIGHT_KILL)
     color.rgb += sun_contrib;
-#endif
+#endif // !defined(SUNLIGHT_KILL)
 
 vec3 post_sunlight = color.rgb;
 
@@ -288,7 +303,7 @@ vec3 post_atmo = color.rgb;
     // sum local light contrib in linear colorspace
 #if !defined(LOCAL_LIGHT_KILL)
     color.rgb += light.rgb;
-#endif
+#endif // !defined(LOCAL_LIGHT_KILL)
     // back to sRGB as we're going directly to the final RT post-deferred gamma correction
     color.rgb = linear_to_srgb(color.rgb);
 
@@ -307,8 +322,8 @@ vec3 post_atmo = color.rgb;
     color = applyWaterFogView(pos.xyz, color);
 #endif // WATER_FOG
 
-#endif
-    
+#endif // #else // FOR_IMPOSTOR
+
     frag_color = color;
 }
 
diff --git a/indra/newview/app_settings/shaders/class1/deferred/impostorF.glsl b/indra/newview/app_settings/shaders/class1/deferred/impostorF.glsl
index eb6e56e718..a58cc3d12d 100644
--- a/indra/newview/app_settings/shaders/class1/deferred/impostorF.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/impostorF.glsl
@@ -54,8 +54,7 @@ void main()
 	vec4 norm = texture2D(normalMap,   vary_texcoord0.xy);
 	vec4 spec = texture2D(specularMap, vary_texcoord0.xy);
 
-	col.rgb = linear_to_srgb(col.rgb);
 	frag_data[0] = vec4(col.rgb, 0.0);
 	frag_data[1] = spec;
-	frag_data[2] = vec4(norm.xy,0,0);
+	frag_data[2] = norm;
 }
diff --git a/indra/newview/app_settings/shaders/class1/deferred/normgenF.glsl b/indra/newview/app_settings/shaders/class1/deferred/normgenF.glsl
index d0c06cd51f..7a941674b8 100644
--- a/indra/newview/app_settings/shaders/class1/deferred/normgenF.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/normgenF.glsl
@@ -43,18 +43,18 @@ uniform float norm_scale;
 
 void main()
 {
-	float alpha = texture2D(alphaMap, vary_texcoord0).a;
+	float c = texture2D(alphaMap, vary_texcoord0).r;
 
-	vec3 right = vec3(norm_scale, 0, (texture2D(alphaMap, vary_texcoord0+vec2(stepX, 0)).a-alpha)*255);
-	vec3 left = vec3(-norm_scale, 0, (texture2D(alphaMap, vary_texcoord0-vec2(stepX, 0)).a-alpha)*255);
-	vec3 up = vec3(0, -norm_scale, (texture2D(alphaMap, vary_texcoord0-vec2(0, stepY)).a-alpha)*255);
-	vec3 down = vec3(0, norm_scale, (texture2D(alphaMap, vary_texcoord0+vec2(0, stepY)).a-alpha)*255);
+	vec3 right = vec3(norm_scale, 0, (texture2D(alphaMap, vary_texcoord0+vec2(stepX, 0)).r-c)*255);
+	vec3 left = vec3(-norm_scale, 0, (texture2D(alphaMap, vary_texcoord0-vec2(stepX, 0)).r-c)*255);
+	vec3 up = vec3(0, -norm_scale, (texture2D(alphaMap, vary_texcoord0-vec2(0, stepY)).r-c)*255);
+	vec3 down = vec3(0, norm_scale, (texture2D(alphaMap, vary_texcoord0+vec2(0, stepY)).r-c)*255);
 	
 	vec3 norm = cross(right, down) + cross(down, left) + cross(left,up) + cross(up, right);
 	
 	norm = normalize(norm);
 	norm *= 0.5;
 	norm += 0.5;	
-	
-	frag_color = vec4(norm, alpha);
+
+	frag_color = vec4(norm, c);
 }
diff --git a/indra/newview/app_settings/shaders/class1/objects/previewPhysicsF.glsl b/indra/newview/app_settings/shaders/class1/objects/previewPhysicsF.glsl
new file mode 100644
index 0000000000..3a5e6fdf7c
--- /dev/null
+++ b/indra/newview/app_settings/shaders/class1/objects/previewPhysicsF.glsl
@@ -0,0 +1,42 @@
+/** 
+ * @file previewPhysicsF.glsl
+ *
+ * $LicenseInfo:firstyear=2022&license=viewerlgpl$
+ * Second Life Viewer Source Code
+ * Copyright (C) 2022, Linden Research, Inc.
+ * 
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation;
+ * version 2.1 of the License only.
+ * 
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ * 
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+ * 
+ * Linden Research, Inc., 945 Battery Street, San Francisco, CA  94111  USA
+ * $/LicenseInfo$
+ */
+
+#ifdef DEFINE_GL_FRAGCOLOR
+out vec4 frag_color;
+#else
+#define frag_color gl_FragColor
+#endif
+
+uniform sampler2D diffuseMap;
+uniform vec4 color;
+
+VARYING vec2 vary_texcoord0;
+
+//====================================================================================================
+
+void main()
+{
+    frag_color = texture2D(diffuseMap,vary_texcoord0.xy) * color;
+}
diff --git a/indra/newview/app_settings/shaders/class1/objects/previewPhysicsV.glsl b/indra/newview/app_settings/shaders/class1/objects/previewPhysicsV.glsl
new file mode 100644
index 0000000000..913dec83bd
--- /dev/null
+++ b/indra/newview/app_settings/shaders/class1/objects/previewPhysicsV.glsl
@@ -0,0 +1,42 @@
+/** 
+ * @file previewPhysicsV.glsl
+ *
+ * $LicenseInfo:firstyear=2022&license=viewerlgpl$
+ * Second Life Viewer Source Code
+ * Copyright (C) 2022, Linden Research, Inc.
+ * 
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation;
+ * version 2.1 of the License only.
+ * 
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ * 
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+ * 
+ * Linden Research, Inc., 945 Battery Street, San Francisco, CA  94111  USA
+ * $/LicenseInfo$
+ */
+
+uniform mat4 texture_matrix0;
+uniform mat4 modelview_matrix;
+uniform mat4 modelview_projection_matrix;
+
+ATTRIBUTE vec3 position;
+ATTRIBUTE vec2 texcoord0;
+
+VARYING vec2 vary_texcoord0;
+
+//====================================================================================================
+
+void main()
+{
+	//transform vertex
+	gl_Position = modelview_projection_matrix * vec4(position.xyz, 1.0);
+	vary_texcoord0 = (texture_matrix0 * vec4(texcoord0,0,1)).xy;
+}