From 2186d5f3f95cd74a070a490d899291648d58667a Mon Sep 17 00:00:00 2001
From: Steven Fuller <relnev@icculus.org>
Date: Sun, 1 Jul 2001 00:55:22 +0000
Subject: Initial revision

---
 src/win95/ilbm_ext.hpp | 117 +++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 117 insertions(+)
 create mode 100644 src/win95/ilbm_ext.hpp

(limited to 'src/win95/ilbm_ext.hpp')

diff --git a/src/win95/ilbm_ext.hpp b/src/win95/ilbm_ext.hpp
new file mode 100644
index 0000000..3aefce7
--- /dev/null
+++ b/src/win95/ilbm_ext.hpp
@@ -0,0 +1,117 @@
+#ifndef _INCLUDED_ILBM_EXT_HPP_
+#define _INCLUDED_ILBM_EXT_HPP_
+
+#include "iff.hpp"
+#include "iff_ILBM.hpp"
+
+namespace IFF
+{
+	class IlbmTranChunk : public Chunk
+	{
+		public:
+			enum
+			{
+				TRANS_NONE = 0,
+				TRANS_TOPLEFT = 1,
+				TRANS_BOTTOMLEFT = 2,
+				TRANS_TOPRIGHT = 3,
+				TRANS_BOTTOMRIGHT = 4,
+				TRANS_XY = 5,
+				TRANS_RGB = 6
+			};
+			UBYTE eTransType;
+			UINT16 xPos;
+			UINT16 yPos;
+			RGBTriple rgb;
+			
+			IlbmTranChunk() { m_idCk = "TRAN"; }
+			
+		protected:
+			virtual void Serialize(Archive * pArchv);
+	};
+
+	class IlbmAlphChunk : public IlbmBodyChunk // uses same encoding methodology
+	{
+		public:
+			UINT16 width;
+			UINT16 height;
+			UBYTE nBitPlanes;
+			UBYTE eCompression;
+
+			IlbmAlphChunk()
+				{ m_idCk = "ALPH"; }
+
+		protected:
+			virtual void Serialize(Archive * pArchv);
+
+			virtual bool GetHeaderInfo() const;
+	};
+
+	class IlbmS3tcChunk : public Chunk
+	{
+		public:
+			IlbmS3tcChunk();
+			virtual ~IlbmS3tcChunk();
+			
+			
+			
+			UINT32 flags; // none at the moment
+			UINT32 fourCC; //the fourcc code 'DXT1' - 'DXT5'
+
+			UINT16 redWeight; //weighting values used in compression
+			UINT16 blueWeight;
+			UINT16 greenWeight;
+
+			UINT16 width;
+			UINT16 height;
+
+			UINT32 dataSize;
+			UBYTE* pData;  //the compressed texture itself
+
+		protected:
+			virtual void Serialize(Archive * pArchv);
+	};
+
+
+	class MipmContChunk : public Chunk
+	{
+		public:
+			enum
+			{
+				FILTER_DEFAULT = 0,
+				FILTER_BOX = 1,
+				FILTER_TRIANGLE = 2,
+				FILTER_BELL = 3,
+				FILTER_BSPLINE = 4,
+				FILTER_LANCZOS3 = 5,
+				FILTER_MITCHELL = 6
+			};
+			UBYTE nMipMaps;
+			UBYTE eFilter;
+
+			MipmContChunk()
+				{ m_idCk = "CONT"; }
+
+		protected:
+			virtual void Serialize(Archive * pArchv);
+	};
+
+	class MipmFlagChunk : public Chunk
+	{
+		public:
+			enum
+			{
+				FLAG_MANUAL_MIPS = 0x00000001,//some of the mip maps have been set by hand
+			};
+			UINT32 flags;
+
+			MipmFlagChunk()
+				{ m_idCk = "FLAG"; flags = 0;}
+
+		protected:
+			virtual void Serialize(Archive * pArchv);
+	};
+
+}
+
+#endif
-- 
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