Merge 3.5.1 into Materials

1 files changed, 315 insertions, 0 deletions

diff --git a/indra/llappearance/lltexlayer.h b/indra/llappearance/lltexlayer.h
new file mode 100644
index 0000000000..959d6e499a
--- /dev/null
+++ b/indra/llappearance/lltexlayer.h
@@ -0,0 +1,315 @@
+/** 
+ * @file lltexlayer.h
+ * @brief Texture layer classes. Used for avatars.
+ *
+ * $LicenseInfo:firstyear=2002&license=viewerlgpl$
+ * Second Life Viewer Source Code
+ * Copyright (C) 2010, Linden Research, Inc.
+ * 
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation;
+ * version 2.1 of the License only.
+ * 
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ * 
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+ * 
+ * Linden Research, Inc., 945 Battery Street, San Francisco, CA  94111  USA
+ * $/LicenseInfo$
+ */
+
+#ifndef LL_LLTEXLAYER_H
+#define LL_LLTEXLAYER_H
+
+#include <deque>
+#include "llglslshader.h"
+#include "llgltexture.h"
+#include "llavatarappearancedefines.h"
+#include "lltexlayerparams.h"
+
+class LLAvatarAppearance;
+class LLImageTGA;
+class LLImageRaw;
+class LLLocalTextureObject;
+class LLXmlTreeNode;
+class LLTexLayerSet;
+class LLTexLayerSetInfo;
+class LLTexLayerInfo;
+class LLTexLayerSetBuffer;
+class LLWearable;
+class LLViewerVisualParam;
+
+//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+// LLTexLayerInterface
+//
+// Interface class to generalize functionality shared by LLTexLayer 
+// and LLTexLayerTemplate.
+//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+class LLTexLayerInterface 
+{
+public:
+	enum ERenderPass
+	{
+		RP_COLOR,
+		RP_BUMP,
+		RP_SHINE
+	};
+
+	LLTexLayerInterface(LLTexLayerSet* const layer_set);
+	LLTexLayerInterface(const LLTexLayerInterface &layer, LLWearable *wearable);
+	virtual ~LLTexLayerInterface() {}
+
+	virtual BOOL			render(S32 x, S32 y, S32 width, S32 height) = 0;
+	virtual void			deleteCaches() = 0;
+	virtual BOOL			blendAlphaTexture(S32 x, S32 y, S32 width, S32 height) = 0;
+	virtual BOOL			isInvisibleAlphaMask() const = 0;
+
+	const LLTexLayerInfo* 	getInfo() const 			{ return mInfo; }
+	virtual BOOL			setInfo(const LLTexLayerInfo *info, LLWearable* wearable); // sets mInfo, calls initialization functions
+	LLWearableType::EType	getWearableType() const;
+	LLAvatarAppearanceDefines::ETextureIndex	getLocalTextureIndex() const;
+
+	const std::string&		getName() const;
+	const LLTexLayerSet* const getTexLayerSet() const 	{ return mTexLayerSet; }
+	LLTexLayerSet* const 	getTexLayerSet() 			{ return mTexLayerSet; }
+
+	void					invalidateMorphMasks();
+	virtual void			setHasMorph(BOOL newval) 	{ mHasMorph = newval; }
+	BOOL					hasMorph() const			{ return mHasMorph; }
+	BOOL					isMorphValid() const		{ return mMorphMasksValid; }
+
+	void					requestUpdate();
+	virtual void			gatherAlphaMasks(U8 *data, S32 originX, S32 originY, S32 width, S32 height) = 0;
+	BOOL					hasAlphaParams() const 		{ return !mParamAlphaList.empty(); }
+
+	ERenderPass				getRenderPass() const;
+	BOOL					isVisibilityMask() const;
+
+	virtual void			asLLSD(LLSD& sd) const {}
+
+protected:
+	const std::string&		getGlobalColor() const;
+	LLViewerVisualParam*	getVisualParamPtr(S32 index) const;
+
+protected:
+	LLTexLayerSet* const	mTexLayerSet;
+	const LLTexLayerInfo*	mInfo;
+	BOOL					mMorphMasksValid;
+	BOOL					mHasMorph;
+
+	// Layers can have either mParamColorList, mGlobalColor, or mFixedColor.  They are looked for in that order.
+	param_color_list_t		mParamColorList;
+	param_alpha_list_t		mParamAlphaList;
+	// 						mGlobalColor name stored in mInfo
+	// 						mFixedColor value stored in mInfo
+};
+
+//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+// LLTexLayerTemplate
+//
+// Only exists for llvoavatarself.
+//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+class LLTexLayerTemplate : public LLTexLayerInterface
+{
+public:
+	LLTexLayerTemplate(LLTexLayerSet* const layer_set, LLAvatarAppearance* const appearance);
+	LLTexLayerTemplate(const LLTexLayerTemplate &layer);
+	/*virtual*/ ~LLTexLayerTemplate();
+	/*virtual*/ BOOL		render(S32 x, S32 y, S32 width, S32 height);
+	/*virtual*/ BOOL		setInfo(const LLTexLayerInfo *info, LLWearable* wearable); // This sets mInfo and calls initialization functions
+	/*virtual*/ BOOL		blendAlphaTexture(S32 x, S32 y, S32 width, S32 height); // Multiplies a single alpha texture against the frame buffer
+	/*virtual*/ void		gatherAlphaMasks(U8 *data, S32 originX, S32 originY, S32 width, S32 height);
+	/*virtual*/ void		setHasMorph(BOOL newval);
+	/*virtual*/ void		deleteCaches();
+	/*virtual*/ BOOL		isInvisibleAlphaMask() const;
+protected:
+	U32 					updateWearableCache() const;
+	LLTexLayer* 			getLayer(U32 i) const;
+	LLAvatarAppearance*		getAvatarAppearance()	const		{ return mAvatarAppearance; }
+private:
+	LLAvatarAppearance*	const	mAvatarAppearance; // note: backlink only; don't make this an LLPointer.
+	typedef std::vector<LLWearable*> wearable_cache_t;
+	mutable wearable_cache_t mWearableCache; // mutable b/c most get- require updating this cache
+};
+
+//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+// LLTexLayer
+//
+// A single texture layer.  Only exists for llvoavatarself.
+//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+class LLTexLayer : public LLTexLayerInterface
+{
+public:
+	LLTexLayer(LLTexLayerSet* const layer_set);
+	LLTexLayer(const LLTexLayer &layer, LLWearable *wearable);
+	LLTexLayer(const LLTexLayerTemplate &layer_template, LLLocalTextureObject *lto, LLWearable *wearable);
+	/*virtual*/ ~LLTexLayer();
+
+	/*virtual*/ BOOL		setInfo(const LLTexLayerInfo *info, LLWearable* wearable); // This sets mInfo and calls initialization functions
+	/*virtual*/ BOOL		render(S32 x, S32 y, S32 width, S32 height);
+
+	/*virtual*/ void		deleteCaches();
+	const U8*				getAlphaData() const;
+
+	BOOL					findNetColor(LLColor4* color) const;
+	/*virtual*/ BOOL		blendAlphaTexture(S32 x, S32 y, S32 width, S32 height); // Multiplies a single alpha texture against the frame buffer
+	/*virtual*/ void		gatherAlphaMasks(U8 *data, S32 originX, S32 originY, S32 width, S32 height);
+	void					renderMorphMasks(S32 x, S32 y, S32 width, S32 height, const LLColor4 &layer_color, bool force_render);
+	void					addAlphaMask(U8 *data, S32 originX, S32 originY, S32 width, S32 height);
+	/*virtual*/ BOOL		isInvisibleAlphaMask() const;
+
+	void					setLTO(LLLocalTextureObject *lto) 	{ mLocalTextureObject = lto; }
+	LLLocalTextureObject* 	getLTO() 							{ return mLocalTextureObject; }
+
+	/*virtual*/ void		asLLSD(LLSD& sd) const;
+
+	static void 			calculateTexLayerColor(const param_color_list_t &param_list, LLColor4 &net_color);
+protected:
+	LLUUID					getUUID() const;
+	typedef std::map<U32, U8*> alpha_cache_t;
+	alpha_cache_t			mAlphaCache;
+	LLLocalTextureObject* 	mLocalTextureObject;
+};
+
+//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+// LLTexLayerSet
+//
+// An ordered set of texture layers that gets composited into a single texture.
+// Only exists for llvoavatarself.
+//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+class LLTexLayerSet
+{
+	friend class LLTexLayerSetBuffer;
+public:
+	LLTexLayerSet(LLAvatarAppearance* const appearance);
+	virtual ~LLTexLayerSet();
+
+	LLTexLayerSetBuffer*		getComposite();
+	const LLTexLayerSetBuffer* 	getComposite() const; // Do not create one if it doesn't exist.
+	virtual void				createComposite() = 0;
+	void						destroyComposite();
+	void						gatherMorphMaskAlpha(U8 *data, S32 origin_x, S32 origin_y, S32 width, S32 height);
+
+	const LLTexLayerSetInfo* 	getInfo() const 			{ return mInfo; }
+	BOOL						setInfo(const LLTexLayerSetInfo *info); // This sets mInfo and calls initialization functions
+
+	BOOL						render(S32 x, S32 y, S32 width, S32 height);
+	void						renderAlphaMaskTextures(S32 x, S32 y, S32 width, S32 height, bool forceClear = false);
+
+	BOOL						isBodyRegion(const std::string& region) const;
+	void						applyMorphMask(U8* tex_data, S32 width, S32 height, S32 num_components);
+	BOOL						isMorphValid() const;
+	virtual void				requestUpdate() = 0;
+	void						invalidateMorphMasks();
+	void						deleteCaches();
+	LLTexLayerInterface*		findLayerByName(const std::string& name);
+	void						cloneTemplates(LLLocalTextureObject *lto, LLAvatarAppearanceDefines::ETextureIndex tex_index, LLWearable* wearable);
+	
+	LLAvatarAppearance*			getAvatarAppearance()	const		{ return mAvatarAppearance; }
+	const std::string			getBodyRegionName() const;
+	BOOL						hasComposite() const 		{ return (mComposite.notNull()); }
+	LLAvatarAppearanceDefines::EBakedTextureIndex getBakedTexIndex() const { return mBakedTexIndex; }
+	void						setBakedTexIndex(LLAvatarAppearanceDefines::EBakedTextureIndex index) { mBakedTexIndex = index; }
+	BOOL						isVisible() const 			{ return mIsVisible; }
+
+	static BOOL					sHasCaches;
+
+	virtual void				asLLSD(LLSD& sd) const;
+
+protected:
+	typedef std::vector<LLTexLayerInterface *> layer_list_t;
+	layer_list_t				mLayerList;
+	layer_list_t				mMaskLayerList;
+	LLPointer<LLTexLayerSetBuffer>	mComposite;
+	LLAvatarAppearance*	const	mAvatarAppearance; // note: backlink only; don't make this an LLPointer.
+	BOOL						mIsVisible;
+
+	LLAvatarAppearanceDefines::EBakedTextureIndex mBakedTexIndex;
+	const LLTexLayerSetInfo* 	mInfo;
+};
+
+//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+// LLTexLayerSetInfo
+//
+// Contains shared layer set data.
+//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+class LLTexLayerSetInfo
+{
+	friend class LLTexLayerSet;
+public:
+	LLTexLayerSetInfo();
+	~LLTexLayerSetInfo();
+	BOOL parseXml(LLXmlTreeNode* node);
+	void createVisualParams(LLAvatarAppearance *appearance);
+	S32 getWidth() const { return mWidth; }
+	S32 getHeight() const { return mHeight; }
+protected:
+	std::string				mBodyRegion;
+	S32						mWidth;
+	S32						mHeight;
+	std::string				mStaticAlphaFileName;
+	BOOL					mClearAlpha; // Set alpha to 1 for this layerset (if there is no mStaticAlphaFileName)
+	typedef std::vector<LLTexLayerInfo*> layer_info_list_t;
+	layer_info_list_t		mLayerInfoList;
+};
+
+//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+// LLTexLayerSetBuffer
+//
+// The composite image that a LLTexLayerSet writes to.  Each LLTexLayerSet has one.
+//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+class LLTexLayerSetBuffer : public virtual LLRefCount
+{
+	LOG_CLASS(LLTexLayerSetBuffer);
+
+public:
+	LLTexLayerSetBuffer(LLTexLayerSet* const owner);
+	virtual ~LLTexLayerSetBuffer();
+
+protected:
+	void					pushProjection() const;
+	void					popProjection() const;
+	virtual void			preRenderTexLayerSet();
+	virtual void			midRenderTexLayerSet(BOOL success) {}
+	virtual void			postRenderTexLayerSet(BOOL success);
+	virtual S32				getCompositeOriginX() const = 0;
+	virtual S32				getCompositeOriginY() const = 0;
+	virtual S32				getCompositeWidth() const = 0;
+	virtual S32				getCompositeHeight() const = 0;
+	BOOL					renderTexLayerSet();
+
+	LLTexLayerSet* const	mTexLayerSet;
+};
+
+//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+// LLTexLayerStaticImageList
+//
+//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+class LLTexLayerStaticImageList : public LLSingleton<LLTexLayerStaticImageList>
+{
+public:
+	LLTexLayerStaticImageList();
+	~LLTexLayerStaticImageList();
+	LLGLTexture*		getTexture(const std::string& file_name, BOOL is_mask);
+	LLImageTGA*			getImageTGA(const std::string& file_name);
+	void				deleteCachedImages();
+	void				dumpByteCount() const;
+protected:
+	BOOL				loadImageRaw(const std::string& file_name, LLImageRaw* image_raw);
+private:
+	LLStringTable 		mImageNames;
+	typedef std::map<const char*, LLPointer<LLGLTexture> > texture_map_t;
+	texture_map_t 		mStaticImageList;
+	typedef std::map<const char*, LLPointer<LLImageTGA> > image_tga_map_t;
+	image_tga_map_t 	mStaticImageListTGA;
+	S32 				mGLBytes;
+	S32 				mTGABytes;
+};
+
+#endif  // LL_LLTEXLAYER_H