Initial RLAN write support.

4 files changed, 75 insertions, 65 deletions

diff --git a/parse-brlan.py b/parse-brlan.py
index 03d8133..eeea240 100644
--- a/parse-brlan.py
+++ b/parse-brlan.py
@@ -25,6 +25,7 @@ assert len(ch) == nel
 for typ, chunk in ch:
     assert typ == 'pai1'
     framesize, flags, _, num_timgs, num_anims, anim_offset = struct.unpack('>hbbhhI', chunk[:0xc])
+    print 'Framesize: %x\nFlags:     %x' % (framesize, flags)
     for n in xrange(num_timgs):
        pos = 0x10 + 4*n
        offs = struct.unpack('>I', chunk[pos:pos+4])
@@ -32,11 +33,13 @@ for typ, chunk in ch:
     for n in xrange(num_anims):
        pos = anim_offset - 8 + 4*n
        offs = struct.unpack('>I', chunk[pos:pos+4])[0] - 8
-       name = chunk[offs:offs + 20].rstrip('\0')
+       
+       name = chunk[offs:offs + 0x14].rstrip('\0')
        aunk, aoffs = struct.unpack('>II', chunk[offs + 0x14:offs + 0x1c])
        aoffs += offs
        atyp = chunk[aoffs:aoffs+4]
        #print hex(aoffs), hex(offs), name
+       
        num_aents = ord(chunk[aoffs + 4])
        print atyp, name, hex(aunk)
        
@@ -44,11 +47,10 @@ for typ, chunk in ch:
             boffs = aoffs + 8 + 4*m
             coffs, = struct.unpack('>I', chunk[boffs:boffs + 4])
             coffs += aoffs
-            if atyp in ('RLMC', 'RLVC', 'RLPA', 'RLTP', 'RLIM', 'RLTS'): # doesn't cover RLTS, RLVI
-                byte1 = ord(chunk[coffs+1])
-                byte2 = ord(chunk[coffs+2])
-                num_cookies, pad, cookies_offs = struct.unpack('>HHI', chunk[coffs+4:coffs+0xc])
-                print hex(byte1), hex(byte2), num_cookies
+            if atyp in ('RLMC', 'RLVC', 'RLPA', 'RLTP', 'RLIM', 'RLTS'): # doesn't cover RLVI
+                byte0, byte1, byte2, byte3, num_cookies, pad, cookies_offs = struct.unpack('>BBBBHHI', chunk[coffs:coffs+0xc])
+                #print 'cookies_offs: %x' % cookies_offs
+                print hex(byte0), hex(byte1), hex(byte2), hex(byte3), num_cookies
                 for o in xrange(num_cookies):
                     cookie_offs = coffs + cookies_offs + 0xc*o
                     coords = struct.unpack('>fff', chunk[cookie_offs:cookie_offs + 0xc])
diff --git a/testrlan.py b/testrlan.py
index dd626a0..a3a3675 100644
--- a/testrlan.py
+++ b/testrlan.py
@@ -1 +1,19 @@
-()
\ No newline at end of file
+{
+'framesize': 70,
+'flags': 1,
+'anims': [
+    ('RLPA', 'pic', CAT_COORDS, [
+        (COORD_X, [
+            (20.0, 0.0, 3.0),
+            (40.0, 15.0, 3.0)
+        ]),
+        (COORD_Y, [
+            (10.0, 0.0, 3.0),
+            (30.0, 15.0, 3.0)
+        ])
+
+    ]),
+
+
+]
+}
\ No newline at end of file
diff --git a/testrlyt.py b/testrlyt.py
index d9722e4..b260f49 100644
--- a/testrlyt.py
+++ b/testrlyt.py
@@ -6,8 +6,7 @@
     }),
     ('txl1', {
         'textures': [
-            {'unk': 0, 'name': 'icon.tpl'},
-            {'unk': 1, 'name': 'opera.tpl'},
+            {'unk': 0, 'name': 'smiley.tpl'},
         ]
     }),
     ('fnl1', {
@@ -24,7 +23,7 @@
             'tev_kcolor': [0xffffffff, 0xffffffff, 0xffffffff, 0xffffffff, ],
             'unk_color': [0xff, 0xff, 0xff, 0xff], # Possibly the color of the thing itself
             'unk_color_2': [0xff, 0xff, 0xff, 0xff],
-            'texref': [ { 'tex': 'opera.tpl', 'wrap_s': 0, 'wrap_t': 0 } ], # screwed up with wrap on
+            'texref': [ { 'tex': 'smiley.tpl', 'wrap_s': 0, 'wrap_t': 0 } ], # screwed up with wrap on
             'ua2': [ (0.0, 0.0, 0.0, 1.0, 1.0) ],
             'ua3': [ (1, 4, 0x1e, 0) ], # Changing this --> image disappears (not text, though)
             'ua4': None,
@@ -57,64 +56,14 @@
         'z': 0
     }),
     'pas1',
-        #('txt1', {
-            #'alpha': 0xff,
-            #'alpha_2': 0x0,
-            #'angle': 0,
-            #'flags_1': 1,
-            #'flags_2': 0,
-            #'height': 38,
-            #'name': 'textbox',
-            #'width': 400,
-            #'x': 0,
-            #'y': 50,
-            #'xmag': 1,
-            #'ymag': 1,
-            #'z': 0,
-            #'~text.material': 'textmat',
-            #'~text.text': 'Some Text',
-            #'~text.font_idx': 0,
-            #'~text.unk4': 0,
-            #'~text.color1': 0xffffffff,
-            #'~text.color2': 0xffffffff,
-            #'~text.font_size_x': 32.0,
-            #'~text.font_size_y': 38.0,
-            #'~text.char_space': -1.0,
-            #'~text.line_space': -1.0,
-        #}),
-        #[('txt1', {
-            #'alpha': 0xff,
-            #'alpha_2': 0x0,
-            #'angle': 0,
-            #'flags_1': 1,
-            #'flags_2': 0,
-            #'height': 38,
-            #'name': 'textbox%d' % i,
-            #'width': 400,
-            #'x': random.randint(0, 600),
-            #'y': random.randint(0, 600),
-            #'xmag': 1,
-            #'ymag': 1,
-            #'z': 0,
-            #'~text.material': 'textmat',
-            #'~text.text': 'benzin (and built-in fonts) ftw!',
-            #'~text.font_idx': 1,
-            #'~text.unk4': 0,
-            #'~text.color1': 0xffffffff,
-            #'~text.color2': 0xffffffff,
-            #'~text.font_size_x': 32.0,
-            #'~text.font_size_y': 38.0,
-            #'~text.char_space': -1.0,
-            #'~text.line_space': -1.0,
-        #}) for i in xrange(2, 29)],
         ('pic1', {
             'alpha': 0xff,
             'alpha_2': 0x0,
             'angle': 0,
             'flags_1': 1, # Black if omitted
             'flags_2': 4, # "X, Y at center?"
-            'width': 608,
-            'height': 456,
+            'width': 152,
+            'height': 152,
             'name': 'pic',
             'x': 0,
             'y': 0,
diff --git a/write-brlan.py b/write-brlan.py
index a79bcc6..a01f287 100644
--- a/write-brlan.py
+++ b/write-brlan.py
@@ -1,17 +1,58 @@
 import sys, struct, re
 from ethyl import *
 
+CAT_COORDS  = 0x1000000
+CAT_2_UNK   = 0x2000000 # alpha and stuff
+COORD_X     = 0
+COORD_Y     = 1
+
 f = open(sys.argv[1], 'r')
-chunks = eval(f.read())
+data = eval(f.read())
 f.close()
 
-assert len(chunks) == 0 # :/
+anims = data['anims']
+framesize = data['framesize']
+flags = data['flags']
+
+# Assumptions: No timgs, only one pai1
+ab = ''
+_b = ''
+_os = ''
+i = 0
+# No, by the time you ask, I won't understand this either
+for animtype, elname, animcat, animents in anims:
+    cs = []
+    for byte1, cookies in animents:
+        byte0 = 0
+        byte2 = 2
+        byte3 = 0
+        c = struct.pack('>BBBBHHI', byte0, byte1, byte2, byte3, len(cookies), 0, 0xc)
+        for cookie in cookies:
+            c += struct.pack('>fff', *cookie)
+        cs.append(c)
+    assert len(animtype) == 4
+    a = animtype + chr(len(animents)) + '\0\0\0'
+    csb = ''
+    for c in cs:
+        a += struct.pack('>I', 8 + 4*len(cs) + len(csb)) # offset
+        csb += c
+    a += csb
+    _ = unnullterm(elname, 0x14) + struct.pack('>II', animcat, len(ab) + 0x1c*(len(anims) - i))
+    _os += struct.pack('>I', 0x14  + 4*len(anims) + len(_b))
+    ab += a
+    _b += _
+    i += 1
+    
+pai = struct.pack('>hbbhhI', framesize, flags, 0, 0, len(anims), 
+0x14) + _os + _b + ab
+
 
 rlan = 'RLAN\xfe\xff\x00\x08\x00\x00\x00\x00' # size later
-rlan += struct.pack('>hh', 0x10, len(chunks))
+rlan += struct.pack('>hh', 0x10, 1)
 
 rlan = rlan[:8] + struct.pack('>I', len(rlan)) + rlan[0xc:]
 
+rlan += 'pai1' + struct.pack('>I', len(pai)+8) + pai
 
 g = open(sys.argv[2], 'wb')
 g.write(rlan)