93 lines
2.9 KiB
C++
93 lines
2.9 KiB
C++
/**
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* @file llvlcomposition.h
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* @brief Viewer-side representation of a composition layer...
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*
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* $LicenseInfo:firstyear=2001&license=viewergpl$
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*
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* Copyright (c) 2001-2009, Linden Research, Inc.
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*
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* Second Life Viewer Source Code
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* The source code in this file ("Source Code") is provided by Linden Lab
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* to you under the terms of the GNU General Public License, version 2.0
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* ("GPL"), unless you have obtained a separate licensing agreement
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* ("Other License"), formally executed by you and Linden Lab. Terms of
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* the GPL can be found in doc/GPL-license.txt in this distribution, or
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* online at http://secondlifegrid.net/programs/open_source/licensing/gplv2
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*
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* There are special exceptions to the terms and conditions of the GPL as
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* it is applied to this Source Code. View the full text of the exception
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* in the file doc/FLOSS-exception.txt in this software distribution, or
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* online at
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* http://secondlifegrid.net/programs/open_source/licensing/flossexception
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*
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* By copying, modifying or distributing this software, you acknowledge
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* that you have read and understood your obligations described above,
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* and agree to abide by those obligations.
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*
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* ALL LINDEN LAB SOURCE CODE IS PROVIDED "AS IS." LINDEN LAB MAKES NO
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* WARRANTIES, EXPRESS, IMPLIED OR OTHERWISE, REGARDING ITS ACCURACY,
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* COMPLETENESS OR PERFORMANCE.
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* $/LicenseInfo$
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*/
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#ifndef LL_LLVLCOMPOSITION_H
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#define LL_LLVLCOMPOSITION_H
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#include "llviewerlayer.h"
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#include "llviewerimage.h"
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class LLSurface;
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class LLVLComposition : public LLViewerLayer
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{
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public:
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LLVLComposition(LLSurface *surfacep, const U32 width, const F32 scale);
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/*virtual*/ ~LLVLComposition();
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void setSurface(LLSurface *surfacep);
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// Viewer side hack to generate composition values
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BOOL generateHeights(const F32 x, const F32 y, const F32 width, const F32 height);
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BOOL generateComposition();
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// Generate texture from composition values.
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BOOL generateTexture(const F32 x, const F32 y, const F32 width, const F32 height);
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// Use these as indeces ito the get/setters below that use 'corner'
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enum ECorner
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{
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SOUTHWEST = 0,
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SOUTHEAST = 1,
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NORTHWEST = 2,
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NORTHEAST = 3,
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CORNER_COUNT = 4
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};
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LLUUID getDetailTextureID(S32 corner);
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LLViewerImage* getDetailTexture(S32 corner);
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F32 getStartHeight(S32 corner);
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F32 getHeightRange(S32 corner);
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void setDetailTextureID(S32 corner, const LLUUID& id);
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void setStartHeight(S32 corner, F32 start_height);
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void setHeightRange(S32 corner, F32 range);
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friend class LLVOSurfacePatch;
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friend class LLDrawPoolTerrain;
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void setParamsReady() { mParamsReady = TRUE; }
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BOOL getParamsReady() const { return mParamsReady; }
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protected:
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BOOL mParamsReady;
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LLSurface *mSurfacep;
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BOOL mTexturesLoaded;
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LLPointer<LLViewerImage> mDetailTextures[CORNER_COUNT];
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LLPointer<LLImageRaw> mRawImages[CORNER_COUNT];
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F32 mStartHeight[CORNER_COUNT];
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F32 mHeightRange[CORNER_COUNT];
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F32 mTexScaleX;
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F32 mTexScaleY;
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};
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#endif //LL_LLVLCOMPOSITION_H
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