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Diffstat (limited to 'indra/newview/lltextureatlas.h')
| -rw-r--r-- | indra/newview/lltextureatlas.h | 90 |
1 files changed, 0 insertions, 90 deletions
diff --git a/indra/newview/lltextureatlas.h b/indra/newview/lltextureatlas.h deleted file mode 100644 index 6b36eb7fe4..0000000000 --- a/indra/newview/lltextureatlas.h +++ /dev/null @@ -1,90 +0,0 @@ -/** - * @file lltextureatlas.h - * @brief LLTextureAtlas base class. - * - * $LicenseInfo:firstyear=2002&license=viewerlgpl$ - * 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_TEXTUREATLAS_H -#define LL_TEXTUREATLAS_H - -#include "llviewertexture.h" -class LLSpatialGroup ; - -class LLTextureAtlas : public LLViewerTexture -{ -protected: - /*virtual*/ ~LLTextureAtlas() ; - -public: - LLTextureAtlas(U8 ncomponents, S16 atlas_dim = 16) ; - - /*virtual*/ S8 getType() const; - - LLGLuint insertSubTexture(LLImageGL* source_gl_tex, S32 discard_level, const LLImageRaw* raw_image, S16 slot_col, S16 slot_row) ; - void releaseSlot(S16 slot_col, S16 slot_row, S8 slot_width); - - BOOL getNextAvailableSlot(S8 bits_len, S16& col, S16& row) ; - void getTexCoordOffset(S16 col, S16 row, F32& xoffset, F32& yOffset) ; - void getTexCoordScale(S32 w, S32 h, F32& xscale, F32& yscale) ; - - BOOL isEmpty() const ; - BOOL isFull(S8 to_be_reserved = 1) const ; - F32 getFullness() const ; - - void addSpatialGroup(LLSpatialGroup* groupp) ; - void removeSpatialGroup(LLSpatialGroup* groupp) ; - LLSpatialGroup* getLastSpatialGroup() ; - void removeLastSpatialGroup() ; - BOOL hasSpatialGroup(LLSpatialGroup* groupp) ; - void clearSpatialGroup() ; - std::list<LLSpatialGroup*>* getSpatialGroupList() {return &mSpatialGroupList;} -private: - void generateEmptyUsageBits() ; - void releaseUsageBits() ; - - void markUsageBits(S8 bits_len, U8 mask, S16 col, S16 row) ; - void unmarkUsageBits(S8 bits_len, S16 col, S16 row) ; - - void getPositionFromIndex(S16 index, S16& col, S16& row) ; - void getIndexFromPosition(S16 col, S16 row, S16& index) ; - BOOL areUsageBitsMarked(S8 bits_len, U8 mask, S16 col, S16 row) ; - -private: - S16 mAtlasDim ; //number of slots per edge, i.e, there are "mAtlasDim * mAtlasDim" total slots in the atlas. - S16 mNumSlotsReserved ; - S16 mMaxSlotsInAtlas ; - U8 **mUsageBits ; - std::list<LLSpatialGroup*> mSpatialGroupList ; - -public: - //debug use only - U8 **mTestBits ; - -public: - static S16 sMaxSubTextureSize ; - static S16 sSlotSize ; -}; - -#endif - |