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| author | Joe Ludwig <[email protected]> | 2013-06-26 15:22:04 -0700 |
|---|---|---|
| committer | Joe Ludwig <[email protected]> | 2013-06-26 15:22:04 -0700 |
| commit | 39ed87570bdb2f86969d4be821c94b722dc71179 (patch) | |
| tree | abc53757f75f40c80278e87650ea92808274aa59 /mp/src/public/nvtc.h | |
| download | source-sdk-2013-39ed87570bdb2f86969d4be821c94b722dc71179.tar.xz source-sdk-2013-39ed87570bdb2f86969d4be821c94b722dc71179.zip | |
First version of the SOurce SDK 2013
Diffstat (limited to 'mp/src/public/nvtc.h')
| -rw-r--r-- | mp/src/public/nvtc.h | 87 |
1 files changed, 87 insertions, 0 deletions
diff --git a/mp/src/public/nvtc.h b/mp/src/public/nvtc.h new file mode 100644 index 00000000..6a11d141 --- /dev/null +++ b/mp/src/public/nvtc.h @@ -0,0 +1,87 @@ +//========= Copyright Valve Corporation, All rights reserved. ============//
+/*
+ * Copyright (c) 1997-8 S3 Inc. All Rights Reserved.
+ *
+ * Module Name: s3_intrf.h
+ *
+ * Purpose: Constant, structure, and prototype definitions for S3TC
+ * interface to DX surface
+ *
+ * Author: Dan Hung, Martin Hoffesommer
+ *
+ * Revision History:
+ * version Beta 1.00.00-98-03-26
+ */
+
+// Highlevel interface
+
+#ifndef NVTC_H
+#define NVTC_H
+
+#if defined( _WIN32 ) && !defined( _X360 )
+#include <ddraw.h>
+#endif
+
+// RGB encoding types
+#define S3TC_ENCODE_RGB_FULL 0x0
+#define S3TC_ENCODE_RGB_COLOR_KEY 0x1
+#define S3TC_ENCODE_RGB_ALPHA_COMPARE 0x2
+#define _S3TC_ENCODE_RGB_MASK 0xff
+
+// alpha encoding types
+#define S3TC_ENCODE_ALPHA_NONE 0x000
+#define S3TC_ENCODE_ALPHA_EXPLICIT 0x100
+#define S3TC_ENCODE_ALPHA_INTERPOLATED 0x200
+#define _S3TC_ENCODE_ALPHA_MASK 0xff00
+
+
+#if defined( _WIN32 ) && !defined( _X360 )
+// common encoding types
+//@@@TBD
+
+// error codes
+#define ERROR_ABORTED -1
+
+// Progress Callback for S3TCencode
+typedef BOOL (* LP_S3TC_PROGRESS_CALLBACK)(float fProgress, LPVOID lpUser1, LPVOID lpUser2);
+
+// set alpha reference value for alpha compare encoding
+void S3TCsetAlphaReference(int nRef);
+
+// determine number of bytes needed to compress given source image
+unsigned int S3TCgetEncodeSize(DDSURFACEDESC *lpDesc, // [in]
+ unsigned int dwEncodeType // [in]
+ );
+
+// encode (compress) given source image to given destination surface
+void S3TCencode(DDSURFACEDESC *lpSrc, // [in]
+ PALETTEENTRY *lpPal, // [in], may be NULL
+ DDSURFACEDESC *lpDest, // [out]
+ void *lpDestBuf, // [in]
+ unsigned int dwEncodeType, // [in]
+ float *weight // [in]
+ );
+
+int S3TCencodeEx(DDSURFACEDESC *lpSrc, // [in]
+ PALETTEENTRY *lpPal, // [in], may be NULL
+ DDSURFACEDESC *lpDest, // [out]
+ void *lpDestBuf, // [in]
+ unsigned int dwEncodeType, // [in]
+ float *weight, // [in]
+ LP_S3TC_PROGRESS_CALLBACK lpS3TCProgressProc, // [in], may be NULL
+ LPVOID lpArg1, // in
+ LPVOID lpArg2 // in
+ );
+
+// determine number of bytes needed do decompress given compressed image
+unsigned int S3TCgetDecodeSize(DDSURFACEDESC *lpDesc);
+
+// decode (decompress) to ARGB8888
+void S3TCdecode(DDSURFACEDESC *lpSrc, // [in]
+ DDSURFACEDESC *lpDest, // [out]
+ void *lpDestBuf // [in]
+ );
+
+#endif // _WIN32
+
+#endif // NVTC_H
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