87 lines
2.6 KiB
C++
87 lines
2.6 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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* $LicenseInfo:firstyear=2001&license=viewerlgpl$
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* Second Life Viewer Source Code
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* Copyright (C) 2010, Linden Research, Inc.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation;
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* version 2.1 of the License only.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*
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* Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA
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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 "llviewertexture.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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LLViewerFetchedTexture* 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<LLViewerFetchedTexture> 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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