564f7067f7
Could improve even further by padding area around copied plugin texture with black. Doesn't seem too necessary tho.
95 lines
2.9 KiB
C++
95 lines
2.9 KiB
C++
/**
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* @file lldynamictexture.h
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* @brief Implementation of LLDynamicTexture class
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*
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* $LicenseInfo:firstyear=2002&license=viewergpl$
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*
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* Copyright (c) 2002-2009, 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_LLDYNAMICTEXTURE_H
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#define LL_LLDYNAMICTEXTURE_H
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#include "llgl.h"
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#include "llcoord.h"
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#include "llimagegl.h"
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class LLDynamicTexture
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{
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public:
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enum EOrder { ORDER_FIRST = 0, ORDER_MIDDLE = 1, ORDER_LAST = 2, ORDER_RESET = 3, ORDER_COUNT = 4 };
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LLDynamicTexture(S32 width,
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S32 height,
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S32 components, // = 4,
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EOrder order, // = ORDER_MIDDLE,
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BOOL clamp);
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virtual ~LLDynamicTexture();
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S32 getOriginX() { return mOrigin.mX; }
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S32 getOriginY() { return mOrigin.mY; }
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S32 getWidth() { return mWidth; }
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S32 getHeight() { return mHeight; }
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S32 getComponents() { return mComponents; }
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S32 getSize() { return mWidth * mHeight * mComponents; }
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virtual BOOL needsRender() { return TRUE; }
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virtual void preRender(BOOL clear_depth = TRUE);
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virtual BOOL render();
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virtual void postRender(BOOL success);
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virtual void restoreGLTexture() ;
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virtual void destroyGLTexture() ;
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LLImageGL* getTexture(void) const { return mTexture; }
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static BOOL updateAllInstances();
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static void destroyGL();
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static void restoreGL();
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protected:
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void releaseGLTexture();
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void generateGLTexture();
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void generateGLTexture(LLGLint internal_format, LLGLenum primary_format, LLGLenum type_format, BOOL swap_bytes = FALSE, const LLColor4U *fill_color = NULL);
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protected:
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S32 mWidth;
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S32 mHeight;
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S32 mComponents;
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LLPointer<LLImageGL> mTexture;
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F32 mLastBindTime;
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BOOL mClamp;
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LLCoordGL mOrigin;
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LLCamera mCamera;
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typedef std::set<LLDynamicTexture*> instance_list_t;
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static instance_list_t sInstances[ LLDynamicTexture::ORDER_COUNT ];
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static S32 sNumRenders;
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};
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#endif
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