[vala] sdl: Make Palette and PixelFormat a struct

[Rico Tzschichholz <ricotz src gnome org>]

commit 343bafeca18d614a2f2477e3900602442cef2226
Author: Rico Tzschichholz <ricotz ubuntu com>
Date:   Sat Feb 4 13:44:43 2017 +0100

    sdl: Make Palette and PixelFormat a struct
    
    https://bugzilla.gnome.org/show_bug.cgi?id=778052

 vapi/sdl.vapi |   25 ++++++++++++-------------
 1 files changed, 12 insertions(+), 13 deletions(-)
---
diff --git a/vapi/sdl.vapi b/vapi/sdl.vapi
index 9d79b49..d510c7d 100644
--- a/vapi/sdl.vapi
+++ b/vapi/sdl.vapi
@@ -101,7 +101,7 @@ namespace SDL {
        [Compact]
        public class Surface {
                public uint32 flags;
-               public PixelFormat format;
+               public PixelFormat? format;
                public int w;
                public int h;
                public uint16 pitch;
@@ -179,10 +179,9 @@ namespace SDL {
                public static int check_video_mode(int width, int height, int bpp, uint32 flags);
        }// Screen
 
-       [CCode (cname="SDL_PixelFormat")]
-       [Compact]
-       public class PixelFormat {
-               public Palette palette;
+       [CCode (cname="SDL_PixelFormat", has_copy_function = false, has_destroy_function = false, has_type_id 
= false)]
+       public struct PixelFormat {
+               public Palette? palette;
                public uchar BitsPerPixel;
                public uchar BytesPerPixel;
                public uchar Rloss;
@@ -193,10 +192,10 @@ namespace SDL {
                public uchar Gshift;
                public uchar Bshift;
                public uchar Ashift;
-               public uchar Rmask;
-               public uchar Gmask;
-               public uchar Bmask;
-               public uchar Amask;
+               public uint32 Rmask;
+               public uint32 Gmask;
+               public uint32 Bmask;
+               public uint32 Amask;
 
                public uint32 colorkey;
                public uchar alpha;
@@ -236,8 +235,8 @@ namespace SDL {
                LOGPAL, PHYSPAL
        }// PaletteFlags
 
-       [CCode (cname="SDL_Palette")]
-       public class Palette {
+       [CCode (cname="SDL_Palette", has_copy_function = false, has_destroy_function = false, has_type_id = 
false)]
+       public struct Palette {
                [CCode (array_length_cname="ncolors")]
                public Color[] colors;
        }// Palette
@@ -259,7 +258,7 @@ namespace SDL {
                public uint32 UnusedBits3       ;
 
                public uint32 video_mem;
-               public PixelFormat vfmt;
+               public PixelFormat? vfmt;
                public int      current_w;
                public int      current_h;
 
@@ -506,7 +505,7 @@ namespace SDL {
                public weak SysWMmsg msg;
        }// WMEvent
 
-       [CCode (cname="SDL_SysWMmsg", cheader="SDL_syswm.h")]
+       [CCode (cname="SDL_SysWMmsg", cheader_filename="SDL_syswm.h")]
        public class SysWMmsg {
        }// SysWMmsg