Imported existing code

indra/newview/lldrawpoolterrain.h

@@ -0,0 +1,96 @@
+/** 
+ * @file lldrawpoolterrain.h
+ * @brief LLDrawPoolTerrain class definition
+ *
+ * $LicenseInfo:firstyear=2002&license=viewergpl$
+ * 
+ * Copyright (c) 2002-2009, Linden Research, Inc.
+ * 
+ * Second Life Viewer Source Code
+ * 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://secondlifegrid.net/programs/open_source/licensing/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://secondlifegrid.net/programs/open_source/licensing/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.
+ * $/LicenseInfo$
+ */
+
+#ifndef LL_LLDRAWPOOLTERRAIN_H
+#define LL_LLDRAWPOOLTERRAIN_H
+
+#include "lldrawpool.h"
+
+class LLDrawPoolTerrain : public LLFacePool
+{
+	LLPointer<LLViewerImage> mTexturep;
+public:
+	enum
+	{
+		VERTEX_DATA_MASK =	LLVertexBuffer::MAP_VERTEX |
+							LLVertexBuffer::MAP_NORMAL |
+							LLVertexBuffer::MAP_TEXCOORD0 |
+							LLVertexBuffer::MAP_TEXCOORD1 |
+							LLVertexBuffer::MAP_TEXCOORD2 |
+							LLVertexBuffer::MAP_TEXCOORD3 |
+							LLVertexBuffer::MAP_COLOR
+	};
+
+	virtual U32 getVertexDataMask();
+	static S32 getDetailMode();
+
+	LLDrawPoolTerrain(LLViewerImage *texturep);
+	virtual ~LLDrawPoolTerrain();
+
+	/*virtual*/ LLDrawPool *instancePool();
+
+	/*virtual*/ S32 getNumDeferredPasses() { return 1; }
+	/*virtual*/ void beginDeferredPass(S32 pass);
+	/*virtual*/ void endDeferredPass(S32 pass);
+	/*virtual*/ void renderDeferred(S32 pass);
+
+	/*virtual*/ S32 getNumShadowPasses() { return 1; }
+	/*virtual*/ void beginShadowPass(S32 pass);
+	/*virtual*/ void endShadowPass(S32 pass);
+	/*virtual*/ void renderShadow(S32 pass);
+
+	/*virtual*/ void render(S32 pass = 0);
+	/*virtual*/ void prerender();
+	/*virtual*/ void beginRenderPass( S32 pass );
+	/*virtual*/ void endRenderPass( S32 pass );
+	/*virtual*/ void renderForSelect();
+	/*virtual*/ void dirtyTextures(const std::set<LLViewerImage*>& textures);
+	/*virtual*/ LLViewerImage *getTexture();
+	/*virtual*/ LLViewerImage *getDebugTexture();
+	/*virtual*/ LLColor3 getDebugColor() const; // For AGP debug display
+
+	LLPointer<LLViewerImage> mAlphaRampImagep;
+	LLPointer<LLViewerImage> m2DAlphaRampImagep;
+	LLPointer<LLViewerImage> mAlphaNoiseImagep;
+
+	static S32 sDetailMode;
+	static F32 sDetailScale; // meters per texture
+protected:
+	void renderSimple();
+	void renderOwnership();
+
+	void renderFull2TU();
+	void renderFull4TU();
+	void renderFullShader();
+};
+
+#endif // LL_LLDRAWPOOLSIMPLE_H