From 38d6d37f2d982fa959e9e8a4a3f7e1ccfad7b5d4 Mon Sep 17 00:00:00 2001
From: Jacek Antonelli
Date: Fri, 15 Aug 2008 23:44:46 -0500
Subject: Second Life viewer sources 1.13.2.12

---
 linden/indra/newview/llvosurfacepatch.h | 112 ++++++++++++++++++++++++++++++++
 1 file changed, 112 insertions(+)
 create mode 100644 linden/indra/newview/llvosurfacepatch.h

(limited to 'linden/indra/newview/llvosurfacepatch.h')

diff --git a/linden/indra/newview/llvosurfacepatch.h b/linden/indra/newview/llvosurfacepatch.h
new file mode 100644
index 0000000..3549571
--- /dev/null
+++ b/linden/indra/newview/llvosurfacepatch.h
@@ -0,0 +1,112 @@
+/** 
+ * @file llvosurfacepatch.h
+ * @brief Description of LLVOSurfacePatch class
+ *
+ * Copyright (c) 2001-2007, Linden Research, Inc.
+ * 
+ * The source code in this file ("Source Code") is provided by Linden Lab
+ * to you under the terms of the GNU General Public License, version 2.0
+ * ("GPL"), unless you have obtained a separate licensing agreement
+ * ("Other License"), formally executed by you and Linden Lab.  Terms of
+ * the GPL can be found in doc/GPL-license.txt in this distribution, or
+ * online at http://secondlife.com/developers/opensource/gplv2
+ * 
+ * There are special exceptions to the terms and conditions of the GPL as
+ * it is applied to this Source Code. View the full text of the exception
+ * in the file doc/FLOSS-exception.txt in this software distribution, or
+ * online at http://secondlife.com/developers/opensource/flossexception
+ * 
+ * By copying, modifying or distributing this software, you acknowledge
+ * that you have read and understood your obligations described above,
+ * and agree to abide by those obligations.
+ * 
+ * ALL LINDEN LAB SOURCE CODE IS PROVIDED "AS IS." LINDEN LAB MAKES NO
+ * WARRANTIES, EXPRESS, IMPLIED OR OTHERWISE, REGARDING ITS ACCURACY,
+ * COMPLETENESS OR PERFORMANCE.
+ */
+
+#ifndef LL_VOSURFACEPATCH_H
+#define LL_VOSURFACEPATCH_H
+
+#include "llviewerobject.h"
+#include "llstrider.h"
+
+class LLSurfacePatch;
+class LLDrawPool;
+class LLVector2;
+
+class LLVOSurfacePatch : public LLViewerObject
+{
+public:
+	LLVOSurfacePatch(const LLUUID &id, const LLPCode pcode, LLViewerRegion *regionp);
+	virtual ~LLVOSurfacePatch();
+
+	/*virtual*/ void markDead();
+
+	// Initialize data that's only inited once per class.
+	static void initClass();
+
+	/*virtual*/ LLDrawable* createDrawable(LLPipeline *pipeline);
+	/*virtual*/ BOOL        updateGeometry(LLDrawable *drawable);
+
+	/*virtual*/ void updateTextures(LLAgent &agent);
+	/*virtual*/ void setPixelAreaAndAngle(LLAgent &agent); // generate accurate apparent angle and area
+
+	/*virtual*/ void updateSpatialExtents(LLVector3& newMin, LLVector3& newMax);
+	/*virtual*/ BOOL isActive() const; // Whether this object needs to do an idleUpdate.
+
+	void setPatch(LLSurfacePatch *patchp);
+	LLSurfacePatch	*getPatch() const		{ return mPatchp; }
+
+	void dirtyPatch();
+	void dirtyGeom();
+
+	BOOL			mDirtiedPatch;
+protected:
+	LLDrawPool		*mPool;
+	LLDrawPool		*getPool();
+	S32				mBaseComp;
+	LLSurfacePatch	*mPatchp;
+	BOOL			mDirtyTexture;
+	BOOL			mDirtyTerrain;
+
+	S32				mLastNorthStride;
+	S32				mLastEastStride;
+	S32				mLastStride;
+	S32				mLastLength;
+
+	void calcColor(const LLVector3* vertex, const LLVector3* normal, LLColor4U* colorp);
+	BOOL updateShadows(BOOL use_shadow_factor = FALSE);
+	void getGeomSizesMain(const S32 stride, S32 &num_vertices, S32 &num_indices);
+	void getGeomSizesNorth(const S32 stride, const S32 north_stride,
+								  S32 &num_vertices, S32 &num_indices);
+	void getGeomSizesEast(const S32 stride, const S32 east_stride,
+								 S32 &num_vertices, S32 &num_indices);
+
+	void updateMainGeometry(LLFace *facep,
+					   LLStrider<LLVector3> &verticesp,
+					   LLStrider<LLVector3> &normalsp,
+					   LLStrider<LLColor4U> &colorsp,
+					   LLStrider<LLVector2> &texCoords0p,
+					   LLStrider<LLVector2> &texCoords1p,
+					   U32* &indicesp,
+					   S32 &index_offset);
+	void updateNorthGeometry(LLFace *facep,
+					   LLStrider<LLVector3> &verticesp,
+					   LLStrider<LLVector3> &normalsp,
+					   LLStrider<LLColor4U> &colorsp,
+					   LLStrider<LLVector2> &texCoords0p,
+					   LLStrider<LLVector2> &texCoords1p,
+					   U32* &indicesp,
+					   S32 &index_offset);
+	void updateEastGeometry(LLFace *facep,
+					   LLStrider<LLVector3> &verticesp,
+					   LLStrider<LLVector3> &normalsp,
+					   LLStrider<LLColor4U> &colorsp,
+					   LLStrider<LLVector2> &texCoords0p,
+					   LLStrider<LLVector2> &texCoords1p,
+					   U32* &indicesp,
+					   S32 &index_offset);
+};
+
+#endif // LL_VOSURFACEPATCH_H
-- 
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