SL-17283 LLReflectionMapManager prototype. Remove snapshot code related overhead from reflection map renders. Add parallax correction and support for multiple reflection maps.

1 files changed, 51 insertions, 0 deletions

diff --git a/indra/newview/llreflectionmap.h b/indra/newview/llreflectionmap.h
new file mode 100644
index 0000000000..7d39e7e562
--- /dev/null
+++ b/indra/newview/llreflectionmap.h
@@ -0,0 +1,51 @@
+/**
+ * @file llreflectionmap.h
+ * @brief LLReflectionMap class declaration
+ *
+ * $LicenseInfo:firstyear=2022&license=viewerlgpl$
+ * 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
+ * $/LicenseInfo$
+ */
+
+#pragma once
+
+#include "llcubemap.h"
+
+class LLReflectionMap : public LLRefCount
+{
+public:
+    // allocate an environment map of the given resolution 
+    LLReflectionMap();
+
+    // update this environment map
+    // origin - position in agent space to generate environment map from in agent space
+    // resolution - size of cube map to generate
+    void update(const LLVector3& origin, U32 resolution);
+    
+    // point at which environment map was generated from (in agent space)
+    LLVector4a mOrigin;
+
+    // distance from viewer camera
+    F32 mDistance;
+
+    // cube map used to sample this environment map
+    LLPointer<LLCubeMap> mCubeMap;
+};
+