More information

git-svn-id: svn://svn.code.sf.net/p/sc2/code/trunk@151 8092fc87-c524-0410-9efc-e669fe64eaf9

sc2/doc/devel/gfxres

@@ -1,11 +1,11 @@
 This is the format for resources of type GFXRES (these have the extension
 .ani in the original source).
 
-Everything is stored MSB first.
+Everything is stored MSB first unless otherwise specified.
 
 position   length  meaning
-           4       Unknown, (0xffffffff)
-           4       Unknown, (0x00000000)
+           4       Unknown, always 0xffffffff
+           4       Unknown, always 0x00000000
            4       FlagsAndIndex:
                      bits 0-11: 1 less than the number of frames in this
                                 graphics resource
@@ -16,7 +16,7 @@ position   length  meaning
                        - bit 3: (DOUBLE_RES)
                      bits 16-31: unknown (0x0000)
 
-Frame info:
+Frame descriptions:
 Then for all frames:
            4       Type index and flags (TypeIndexAndFlags)
                    Low 2 bytes:
@@ -29,8 +29,8 @@ Then for all frames:
                           - 3: (OVERLAY_DRAWABLE)
                    High 2 bytes (frame flags):
                       - bits 0-7: global PLUT to use
-                      - bit 12: (DATA_HARDWARE)
-                      - bit 13: (DATA_COPY)
+                      - bit 12: Frame is in cel format (DATA_HARDWARE)
+                      - bit 13: (DATA_COPY aka DATA_SCREEN)
                       - bit 14: (DATA_PACKED)
                       - bit 15: (X_FLIP)
            4       Hot spot information (definition of (0, 0) in the image):
@@ -39,14 +39,19 @@ Then for all frames:
            4       Image bounds:
                       - low 2 bytes: Image width
                       - low 2 bytes: Image height
-           4       Offset from beginning of the frame info for this frame
-                   to the beginning of the frame.
+           4       Offset from beginning of the frame description for this
+                   frame to the beginning of the frame.
 
 Frames:
 Then for all frames:
+  If DATA_HARDWARE is set in the flags for this frame:
            4       Size of image data
-           ?       image data
-
+           ?       .cel image data
+  If DATA_PACKED is set in the flags for this frame: (from 3do/imageint.c)
+     for every line in the image (bounds.height lines):
+           2       number of bytes used to encode this line
+           a number of packets of this format:
+           
 
 
 Initial version 2002-10-22, by Serge van den Boom