From e6b5481cad3f81f18ff04ff6af86bd7ad5b9c5da Mon Sep 17 00:00:00 2001
From: Dave Parks <davep@lindenlab.com>
Date: Wed, 14 Dec 2022 11:00:31 -0600
Subject: SL-18782 WIP -- stub for reflection probe display.

---
 .../shaders/class2/interface/reflectionprobeF.glsl | 42 ++++++++++++++++++++++
 .../shaders/class2/interface/reflectionprobeV.glsl | 38 ++++++++++++++++++++
 2 files changed, 80 insertions(+)
 create mode 100644 indra/newview/app_settings/shaders/class2/interface/reflectionprobeF.glsl
 create mode 100644 indra/newview/app_settings/shaders/class2/interface/reflectionprobeV.glsl

(limited to 'indra/newview/app_settings/shaders/class2/interface')

diff --git a/indra/newview/app_settings/shaders/class2/interface/reflectionprobeF.glsl b/indra/newview/app_settings/shaders/class2/interface/reflectionprobeF.glsl
new file mode 100644
index 0000000000..986b233e0b
--- /dev/null
+++ b/indra/newview/app_settings/shaders/class2/interface/reflectionprobeF.glsl
@@ -0,0 +1,42 @@
+/** 
+ * @file reflectionprobeF.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
+ * $/LicenseInfo$
+ */
+
+out vec4 frag_color;
+
+in vec2 vary_fragcoord;
+
+vec4 getPositionWithDepth(vec2 pos_screen, float depth);
+float getDepth(vec2 pos_screen);
+
+vec4 sampleReflectionProbesDebug(vec3 pos);
+
+void main()
+{
+    vec2  tc           = vary_fragcoord.xy;
+    float depth        = getDepth(tc.xy);
+    vec4  pos          = getPositionWithDepth(tc, depth);
+
+    frag_color = sampleReflectionProbesDebug(pos.xyz);
+}
diff --git a/indra/newview/app_settings/shaders/class2/interface/reflectionprobeV.glsl b/indra/newview/app_settings/shaders/class2/interface/reflectionprobeV.glsl
new file mode 100644
index 0000000000..e45b1c288b
--- /dev/null
+++ b/indra/newview/app_settings/shaders/class2/interface/reflectionprobeV.glsl
@@ -0,0 +1,38 @@
+/** 
+ * @file reflectionprobeV.glsl
+ *
+ * $LicenseInfo:firstyear=2022&license=viewerlgpl$
+ * Second Life Viewer Source Code
+ * Copyright (C) 2011, 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
+ * $/LicenseInfo$
+ */
+
+ 
+in vec3 position;
+
+out vec2 vary_fragcoord;
+
+void main()
+{
+    //transform vertex
+    vec4 pos = vec4(position.xyz, 1.0);
+    gl_Position = pos; 
+
+    vary_fragcoord = (pos.xy*0.5+0.5);
+}
-- 
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