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-rw-r--r--indra/llmessage/llregionhandle.h252
1 files changed, 126 insertions, 126 deletions
diff --git a/indra/llmessage/llregionhandle.h b/indra/llmessage/llregionhandle.h
index f732cdcce5..d68cd4d202 100644
--- a/indra/llmessage/llregionhandle.h
+++ b/indra/llmessage/llregionhandle.h
@@ -1,126 +1,126 @@
-/**
- * @file llregionhandle.h
- * @brief Routines for converting positions to/from region handles.
- *
- * $LicenseInfo:firstyear=2002&license=viewerlgpl$
- * Second Life Viewer Source Code
- * Copyright (C) 2010, 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
- * $/LicenseInfo$
- */
-
-#ifndef LL_LLREGIONHANDLE_H
-#define LL_LLREGIONHANDLE_H
-
-#include "indra_constants.h"
-#include "v3math.h"
-#include "v3dmath.h"
-
-inline U64 to_region_handle(const U32 x_origin, const U32 y_origin)
-{
- U64 region_handle;
- region_handle = ((U64)x_origin) << 32;
- region_handle |= (U64) y_origin;
- return region_handle;
-}
-
-inline U64 to_region_handle(const LLVector3d& pos_global)
-{
- U32 global_x = (U32)pos_global.mdV[VX];
- global_x -= global_x % 256;
-
- U32 global_y = (U32)pos_global.mdV[VY];
- global_y -= global_y % 256;
-
- return to_region_handle(global_x, global_y);
-}
-
-inline U64 to_region_handle_global(const F32 x_global, const F32 y_global)
-{
- // Round down to the nearest origin
- U32 x_origin = (U32)x_global;
- x_origin -= x_origin % REGION_WIDTH_U32;
- U32 y_origin = (U32)y_global;
- y_origin -= y_origin % REGION_WIDTH_U32;
- U64 region_handle;
- region_handle = ((U64)x_origin) << 32;
- region_handle |= (U64) y_origin;
- return region_handle;
-}
-
-inline bool to_region_handle(const F32 x_pos, const F32 y_pos, U64 *region_handle)
-{
- U32 x_int, y_int;
- if (x_pos < 0.f)
- {
-// LL_WARNS() << "to_region_handle:Clamping negative x position " << x_pos << " to zero!" << LL_ENDL;
- return false;
- }
- else
- {
- x_int = (U32)ll_round(x_pos);
- }
- if (y_pos < 0.f)
- {
-// LL_WARNS() << "to_region_handle:Clamping negative y position " << y_pos << " to zero!" << LL_ENDL;
- return false;
- }
- else
- {
- y_int = (U32)ll_round(y_pos);
- }
- *region_handle = to_region_handle(x_int, y_int);
- return true;
-}
-
-// stuff the word-frame XY location of sim's SouthWest corner in x_pos, y_pos
-inline void from_region_handle(const U64 &region_handle, F32 *x_pos, F32 *y_pos)
-{
- *x_pos = (F32)((U32)(region_handle >> 32));
- *y_pos = (F32)((U32)(region_handle & 0xFFFFFFFF));
-}
-
-// stuff the word-frame XY location of sim's SouthWest corner in x_pos, y_pos
-inline void from_region_handle(const U64 &region_handle, U32 *x_pos, U32 *y_pos)
-{
- *x_pos = ((U32)(region_handle >> 32));
- *y_pos = ((U32)(region_handle & 0xFFFFFFFF));
-}
-
-// return the word-frame XY location of sim's SouthWest corner in LLVector3d
-inline LLVector3d from_region_handle(const U64 &region_handle)
-{
- return LLVector3d(((U32)(region_handle >> 32)), (U32)(region_handle & 0xFFFFFFFF), 0.f);
-}
-
-// grid-based region handle encoding. pass in a grid position
-// (eg: 1000,1000) and this will return the region handle.
-inline U64 grid_to_region_handle(const U32 grid_x, const U32 grid_y)
-{
- return to_region_handle(grid_x * REGION_WIDTH_UNITS,
- grid_y * REGION_WIDTH_UNITS);
-}
-
-inline void grid_from_region_handle(const U64& region_handle, U32* grid_x, U32* grid_y)
-{
- from_region_handle(region_handle, grid_x, grid_y);
- *grid_x /= REGION_WIDTH_UNITS;
- *grid_y /= REGION_WIDTH_UNITS;
-}
-
-#endif
+/**
+ * @file llregionhandle.h
+ * @brief Routines for converting positions to/from region handles.
+ *
+ * $LicenseInfo:firstyear=2002&license=viewerlgpl$
+ * Second Life Viewer Source Code
+ * Copyright (C) 2010, 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
+ * $/LicenseInfo$
+ */
+
+#ifndef LL_LLREGIONHANDLE_H
+#define LL_LLREGIONHANDLE_H
+
+#include "indra_constants.h"
+#include "v3math.h"
+#include "v3dmath.h"
+
+inline U64 to_region_handle(const U32 x_origin, const U32 y_origin)
+{
+ U64 region_handle;
+ region_handle = ((U64)x_origin) << 32;
+ region_handle |= (U64) y_origin;
+ return region_handle;
+}
+
+inline U64 to_region_handle(const LLVector3d& pos_global)
+{
+ U32 global_x = (U32)pos_global.mdV[VX];
+ global_x -= global_x % 256;
+
+ U32 global_y = (U32)pos_global.mdV[VY];
+ global_y -= global_y % 256;
+
+ return to_region_handle(global_x, global_y);
+}
+
+inline U64 to_region_handle_global(const F32 x_global, const F32 y_global)
+{
+ // Round down to the nearest origin
+ U32 x_origin = (U32)x_global;
+ x_origin -= x_origin % REGION_WIDTH_U32;
+ U32 y_origin = (U32)y_global;
+ y_origin -= y_origin % REGION_WIDTH_U32;
+ U64 region_handle;
+ region_handle = ((U64)x_origin) << 32;
+ region_handle |= (U64) y_origin;
+ return region_handle;
+}
+
+inline bool to_region_handle(const F32 x_pos, const F32 y_pos, U64 *region_handle)
+{
+ U32 x_int, y_int;
+ if (x_pos < 0.f)
+ {
+// LL_WARNS() << "to_region_handle:Clamping negative x position " << x_pos << " to zero!" << LL_ENDL;
+ return false;
+ }
+ else
+ {
+ x_int = (U32)ll_round(x_pos);
+ }
+ if (y_pos < 0.f)
+ {
+// LL_WARNS() << "to_region_handle:Clamping negative y position " << y_pos << " to zero!" << LL_ENDL;
+ return false;
+ }
+ else
+ {
+ y_int = (U32)ll_round(y_pos);
+ }
+ *region_handle = to_region_handle(x_int, y_int);
+ return true;
+}
+
+// stuff the word-frame XY location of sim's SouthWest corner in x_pos, y_pos
+inline void from_region_handle(const U64 &region_handle, F32 *x_pos, F32 *y_pos)
+{
+ *x_pos = (F32)((U32)(region_handle >> 32));
+ *y_pos = (F32)((U32)(region_handle & 0xFFFFFFFF));
+}
+
+// stuff the word-frame XY location of sim's SouthWest corner in x_pos, y_pos
+inline void from_region_handle(const U64 &region_handle, U32 *x_pos, U32 *y_pos)
+{
+ *x_pos = ((U32)(region_handle >> 32));
+ *y_pos = ((U32)(region_handle & 0xFFFFFFFF));
+}
+
+// return the word-frame XY location of sim's SouthWest corner in LLVector3d
+inline LLVector3d from_region_handle(const U64 &region_handle)
+{
+ return LLVector3d(((U32)(region_handle >> 32)), (U32)(region_handle & 0xFFFFFFFF), 0.f);
+}
+
+// grid-based region handle encoding. pass in a grid position
+// (eg: 1000,1000) and this will return the region handle.
+inline U64 grid_to_region_handle(const U32 grid_x, const U32 grid_y)
+{
+ return to_region_handle(grid_x * REGION_WIDTH_UNITS,
+ grid_y * REGION_WIDTH_UNITS);
+}
+
+inline void grid_from_region_handle(const U64& region_handle, U32* grid_x, U32* grid_y)
+{
+ from_region_handle(region_handle, grid_x, grid_y);
+ *grid_x /= REGION_WIDTH_UNITS;
+ *grid_y /= REGION_WIDTH_UNITS;
+}
+
+#endif
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