X-Git-Url: http://git.shadowcat.co.uk/gitweb/gitweb.cgi?a=blobdiff_plain;f=src%2FCore%2FVideo.xs;h=87b348cab470879da669a29a9f2bc82a13676ff8;hb=1e72b6a4c3c4e7a35952194412007d61c5bc3120;hp=836fff11bbf15aca21a1f19d5af0322b7b48722e;hpb=69341787b9240e7450bc15ed0466218d37d8de20;p=sdlgit%2FSDL_perl.git

diff --git a/src/Core/Video.xs b/src/Core/Video.xs
index 836fff1..87b348c 100644
--- a/src/Core/Video.xs
+++ b/src/Core/Video.xs
@@ -8,6 +8,30 @@
 
 #include <SDL.h>
 
+
+static Uint16* av_to_uint16 (AV* av)
+{
+	int len = av_len(av);
+	if( len != -1)
+	{
+	int i;
+	Uint16* table = (Uint16 *)safemalloc(sizeof(Uint16)*(len));
+	for ( i = 0; i < len+1 ; i++ ){ 
+		SV ** temp = av_fetch(av,i,0);
+	      if( temp != NULL)
+		{
+			table[i] =  (Uint16 *) SvIV(  *temp   );
+		}
+		else { table[i] =0; }
+
+	}
+	return table;
+	}
+	return NULL;
+}
+
+
+
 MODULE = SDL::Video 	PACKAGE = SDL::Video    PREFIX = video_
 
 =for documentation
@@ -189,3 +213,70 @@ video_set_palette ( surface, flags, start, ... )
 	OUTPUT:	
 		RETVAL
 
+int
+video_set_gamma(r, g, b)
+	float r;
+	float g;
+	float b;
+	CODE:
+		RETVAL = SDL_SetGamma(r,g,b);
+	OUTPUT:	
+		RETVAL
+
+	
+int
+video_set_gamma_ramp( rt, gt, bt )
+	AV* rt;
+	AV* gt;
+	AV* bt;
+	CODE:
+		Uint16 *redtable, *greentable, *bluetable;
+		redtable = av_to_uint16(rt);
+		greentable = av_to_uint16(gt);
+		bluetable = av_to_uint16(bt);
+		RETVAL =  SDL_SetGammaRamp(redtable, greentable, bluetable);
+		if( redtable != NULL) { safefree(redtable); }
+		if( greentable != NULL) { safefree(greentable); }
+		if( bluetable != NULL) { safefree(bluetable); }	
+	OUTPUT:
+		RETVAL 
+
+
+
+Uint32
+video_map_RGB ( pixel_format, r, g, b )
+	SDL_PixelFormat *pixel_format
+	Uint8 r
+	Uint8 g
+	Uint8 b
+	CODE:
+		RETVAL = SDL_MapRGB(pixel_format,r,g,b);
+	OUTPUT:
+		RETVAL
+
+Uint32
+video_map_RGBA ( pixel_format, r, g, b, a )
+	SDL_PixelFormat *pixel_format
+	Uint8 r
+	Uint8 g
+	Uint8 b	
+	Uint8 a
+	CODE:
+		RETVAL = SDL_MapRGB(pixel_format,r,g,b);
+	OUTPUT:
+		RETVAL
+
+int
+video_lock_surface ( surface )
+	SDL_Surface *surface
+	CODE:
+		RETVAL = SDL_LockSurface(surface);
+	OUTPUT:
+		RETVAL
+
+void
+video_unlock_surface ( surface )
+	SDL_Surface *surface
+	CODE:
+		SDL_UnlockSurface(surface);
+