Add antialias flag to image structure

Add AA support

diff --git a/ext/gd/libgd/gd.h b/ext/gd/libgd/gd.h
index a08df2892db7a83f3a13172eb7e0677579927862..4cf707863530f3e2a968a5c4fb64ed36629bf63e 100644 (file)
--- a/ext/gd/libgd/gd.h
+++ b/ext/gd/libgd/gd.h
@@ -141,6 +141,8 @@ typedef struct gdImageStruct {
                To do that, build your image as a truecolor image,
                then quantize down to 8 bits. */
        int alphaBlendingFlag;
+       /* Should antialias functions be used */
+       int antialias;
        /* Should the alpha channel of the image be saved? This affects
                PNG at the moment; other future formats may also
                have that capability. JPEG doesn't. */
@@ -244,6 +246,7 @@ void gdImageSetPixel(gdImagePtr im, int x, int y, int color);
 int gdImageGetPixel(gdImagePtr im, int x, int y);
 
 void gdImageLine(gdImagePtr im, int x1, int y1, int x2, int y2, int color);
+void gdImageAALine(gdImagePtr im, int x1, int y1, int x2, int y2, int color);
 
 /* For backwards compatibility only. Use gdImageSetStyle()
        for much more flexible line drawing. */
@@ -479,6 +482,7 @@ void gdImageSetThickness(gdImagePtr im, int thickness);
 /* On or off (1 or 0) for all three of these. */
 void gdImageInterlace(gdImagePtr im, int interlaceArg);
 void gdImageAlphaBlending(gdImagePtr im, int alphaBlendingArg);
+void gdImageAntialias(gdImagePtr im, int antialias);
 void gdImageSaveAlpha(gdImagePtr im, int saveAlphaArg);
 
 /* Macros to access information about images. */