Second Life viewer sources 1.13.2.12

1 files changed, 86 insertions, 0 deletions

diff --git a/linden/indra/newview/lldynamictexture.h b/linden/indra/newview/lldynamictexture.h
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+++ b/linden/indra/newview/lldynamictexture.h
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+/** 
+ * @file lldynamictexture.h
+ * @brief Implementation of LLDynamicTexture class
+ *
+ * Copyright (c) 2002-2007, 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_LLDYNAMICTEXTURE_H
+#define LL_LLDYNAMICTEXTURE_H
+
+#include "llgl.h"
+#include "linked_lists.h"
+#include "llcamera.h"
+#include "llcoord.h"
+#include "llimagegl.h"
+
+class LLDynamicTexture
+{
+public:
+        enum EOrder { ORDER_FIRST = 0, ORDER_MIDDLE = 1, ORDER_LAST = 2, ORDER_RESET = 3, ORDER_COUNT = 4 };
+
+        LLDynamicTexture(S32 width,
+                                         S32 height,
+                                         S32 components,                // = 4,
+                                         EOrder order,                  // = ORDER_MIDDLE,
+                                         BOOL clamp);
+        virtual ~LLDynamicTexture();
+
+        S32                     getOriginX()    { return mOrigin.mX; }
+        S32                     getOriginY()    { return mOrigin.mY; }
+        S32                     getWidth()              { return mWidth; }
+        S32                     getHeight()             { return mHeight; }
+        S32                     getComponents() { return mComponents; }
+        S32                     getSize()               { return mWidth * mHeight * mComponents; }
+
+        virtual BOOL needsRender() { return TRUE; }
+        virtual void preRender(BOOL clear_depth = TRUE);
+        virtual BOOL render();
+        virtual void postRender(BOOL success);
+        virtual void bindTexture();
+        virtual void unbindTexture();
+
+        static BOOL     updateAllInstances();
+
+        static void destroyGL();
+        static void restoreGL();
+
+protected:
+        void generateGLTexture();
+        void generateGLTexture(LLGLint internal_format, LLGLenum primary_format, LLGLenum type_format, BOOL swap_bytes = FALSE);
+
+protected:
+        S32 mWidth;
+        S32 mHeight;
+        S32 mComponents;
+        LLPointer<LLImageGL> mTexture;
+        F32 mLastBindTime;
+        BOOL mClamp;
+        LLCoordGL mOrigin;
+
+        LLCamera mCamera;
+        static LLLinkedList<LLDynamicTexture> sInstances[ LLDynamicTexture::ORDER_COUNT ];
+        static S32 sNumRenders;
+};
+
+#endif