meep-eep
e7eabd46b9
git-svn-id: svn://svn.code.sf.net/p/sc2/code/trunk@1545 8092fc87-c524-0410-9efc-e669fe64eaf9
70 lines
2.3 KiB
C++
70 lines
2.3 KiB
C++
/* structure declarations for deluxe animate large page files */
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typedef struct {
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ULONG id; /* 4 character ID == "LPF " */
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UWORD maxLps; /* max # largePages allowed. 256 FOR NOW. */
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UWORD nLps; /* # largePages in this file. */
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ULONG nRecords; /* # records in this file. 65534 is current limit plus */
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/* one for last-to-first delta for looping the animation */
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UWORD maxRecsPerLp; /* # records permitted in an lp. 256 FOR NOW. */
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UWORD lpfTableOffset; /* Absolute Seek position of lpfTable. 1280 FOR NOW.
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The lpf Table is an array of 256 large page structures
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that is used to facilitate finding records in an anim
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file without having to seek through all of the Large
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Pages to find which one a specific record lives in. */
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ULONG contentType; /* 4 character ID == "ANIM" */
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UWORD width; /* Width of screen in pixels. */
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UWORD height; /* Height of screen in pixels. */
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UBYTE variant; /* 0==ANIM. */
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UBYTE version; /* 0==frame rate is multiple of 18 cycles/sec.
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1==frame rate is multiple of 70 cycles/sec. */
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UBYTE hasLastDelta; /* 1==Last record is a delta from last-to-first frame. */
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UBYTE lastDeltaValid; /* 0==The last-to-first delta (if present) hasn't been
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updated to match the current first&last frames, so it
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should be ignored. */
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UBYTE pixelType; /* 0==256 color. */
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UBYTE CompressionType; /* 1==(RunSkipDump) Only one used FOR NOW. */
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UBYTE otherRecsPerFrm; /* 0 FOR NOW. */
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UBYTE bitmaptype; /* 1==320x200, 256-color. Only one implemented so far. */
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UBYTE recordTypes[32]; /* Not yet implemented. */
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ULONG nFrames; /* In case future version adds other records at end of
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file, we still know how many actual frames.
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NOTE: DOES include last-to-first delta when present. */
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UWORD framesPerSecond; /* Number of frames to play per second. */
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UWORD pad2[29]; /* 58 bytes of filler to round up to 128 bytes total. */
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} lpfileheader;
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/* this is the format of an large page structure */
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typedef struct {
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UWORD baseRecord; /* Number of first record in this large page. */
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UWORD nRecords; /* Number of records in lp.
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bit 15 of "nRecords" == "has continuation from previous lp".
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bit 14 of "nRecords" == "final record continues on next lp". */
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UWORD nBytes; /* Total number of bytes of contents, excluding header. */
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} lp_descriptor;
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