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game/client/tf/tf_proxyplayer.cpp

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+//========= Copyright Valve Corporation, All rights reserved. ============//
+//
+// Purpose: Various material proxies for TF
+//
+//=====================================================================================//
+
+#include "cbase.h"
+
+#include "filesystem.h"
+#include "materialsystem/imaterialproxy.h"
+#include "materialsystem/imaterialvar.h"
+#include "materialsystem/itexture.h"
+#include "pixelwriter.h"
+#include "toolframework_client.h"
+#include "econ_gcmessages.h"
+#include "tf_item_inventory.h"
+
+// memdbgon must be the last include file in a .cpp file!!!
+#include "tier0/memdbgon.h"
+
+//-----------------------------------------------------------------------------
+
+// @note Currently not used since we cache the image on disk as a VTF
+class CRGBAImageTextureRegenerator : public ITextureRegenerator
+{
+public:
+	CRGBAImageTextureRegenerator() {}
+	virtual ~CRGBAImageTextureRegenerator() {}
+
+	// @return true if the image retrieval was successful, false otherwise
+	virtual bool GetRGBAImage( uint8 *pubDest, int nDestBufferSize ) = 0;
+
+	virtual void RegenerateTextureBits( ITexture *pTexture, IVTFTexture *pVTFTexture, Rect_t *pRect )
+	{
+		const int width = 64;
+		const int height = 64;
+
+		// if the width or height mismatches, we abort
+		int nWidth = pVTFTexture->Width();
+		int nHeight = pVTFTexture->Height();
+		if ( nWidth != width || nHeight != height )
+		{
+			return;
+		}
+
+		// retrieve the image
+		int destBufferSize = width * height * 4;
+		byte *rgbaAvatarImage = (byte*)malloc( destBufferSize );
+		if ( GetRGBAImage( rgbaAvatarImage, destBufferSize ) )
+		{
+			// Set up the pixel writer to write into the VTF texture
+			CPixelWriter pixelWriter;		
+			pixelWriter.SetPixelMemory( pVTFTexture->Format(), pVTFTexture->ImageData(), pVTFTexture->RowSizeInBytes( 0 ) );
+
+			// only write the pixels requested
+			for (int y = pRect->y; y < pRect->height; ++y)
+			{
+				pixelWriter.Seek( pRect->x, y );
+				for (int x = pRect->x; x < pRect->width; ++x)
+				{
+					int idx = ( y * width + x ) * 4;
+					byte *rgba = &rgbaAvatarImage[idx];
+					byte r = rgba[0];
+					byte g = rgba[1];
+					byte b = rgba[2];
+					byte a = rgba[3];
+					pixelWriter.WritePixel( r, g, b, a );
+				}
+			}
+		}
+
+		// cleanup after ourselves
+		free( rgbaAvatarImage );
+	}
+
+	virtual void Release()
+	{
+	}
+};
+
+//-----------------------------------------------------------------------------
+
+/* @note Tom Bui: Here for reference
+class CPlayerSteamAvatarTextureRegenerator : public CRGBAImageTextureRegenerator
+{
+public:
+	CPlayerSteamAvatarTextureRegenerator( const CSteamID &steamID ) 
+		: CRGBAImageTextureRegenerator()
+		, m_steamID(steamID) 
+		{}
+	virtual ~CPlayerSteamAvatarTextureRegenerator() {}
+
+	virtual bool GetRGBAImage( uint8 *pubDest, int nDestBufferSize )
+	{
+		int iAvatar = steamapicontext->SteamFriends()->GetFriendAvatar( m_steamID, k_EAvatarSize64x64 );
+		return steamapicontext->SteamUtils()->GetImageRGBA( iAvatar, pubDest, nDestBufferSize );
+	}
+
+private:
+	CSteamID m_steamID;
+};
+*/