Second Life viewer sources 1.13.2.12

1 files changed, 87 insertions, 0 deletions

diff --git a/linden/indra/newview/llvlcomposition.h b/linden/indra/newview/llvlcomposition.h
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+++ b/linden/indra/newview/llvlcomposition.h
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+/** 
+ * @file llvlcomposition.h
+ * @brief Viewer-side representation of a composition layer...
+ *
+ * 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_LLVLCOMPOSITION_H
+#define LL_LLVLCOMPOSITION_H
+
+#include "llviewerlayer.h"
+#include "llviewerimage.h"
+
+class LLSurface;
+
+class LLVLComposition : public LLViewerLayer
+{
+public:
+        LLVLComposition(LLSurface *surfacep, const U32 width, const F32 scale);
+        /*virtual*/ ~LLVLComposition();
+
+        void setSurface(LLSurface *surfacep);
+
+        // Viewer side hack to generate composition values
+        BOOL generateHeights(const F32 x, const F32 y, const F32 width, const F32 height);
+        BOOL generateComposition();
+        // Generate texture from composition values.
+        BOOL generateTexture(const F32 x, const F32 y, const F32 width, const F32 height);              
+
+        // Use these as indeces ito the get/setters below that use 'corner'
+        enum ECorner
+        {
+                SOUTHWEST = 0,
+                SOUTHEAST = 1,
+                NORTHWEST = 2,
+                NORTHEAST = 3,
+                CORNER_COUNT = 4
+        };
+        LLUUID getDetailTextureID(S32 corner);
+        LLViewerImage* getDetailTexture(S32 corner);
+        F32 getStartHeight(S32 corner);
+        F32 getHeightRange(S32 corner);
+
+        void setDetailTextureID(S32 corner, const LLUUID& id);
+        void setStartHeight(S32 corner, F32 start_height);
+        void setHeightRange(S32 corner, F32 range);
+
+        friend class LLVOSurfacePatch;
+        friend class LLDrawPoolTerrain;
+        void setParamsReady()           { mParamsReady = TRUE; }
+        BOOL getParamsReady() const     { return mParamsReady; }
+protected:
+        BOOL mParamsReady;
+        LLSurface *mSurfacep;
+        BOOL mTexturesLoaded;
+
+        LLPointer<LLViewerImage> mDetailTextures[CORNER_COUNT];
+        LLPointer<LLImageRaw> mRawImages[CORNER_COUNT];
+
+        F32 mStartHeight[CORNER_COUNT];
+        F32 mHeightRange[CORNER_COUNT];
+
+        F32 mTexScaleX;
+        F32 mTexScaleY;
+};
+
+#endif //LL_LLVLCOMPOSITION_H