replace inner loops with memcpy

diff --git a/src/pixbuf-renderer.c b/src/pixbuf-renderer.c
index 556ee67..722fea7 100644 (file)
--- a/src/pixbuf-renderer.c
+++ b/src/pixbuf-renderer.c
@@ -2246,7 +2246,7 @@ static void pr_tile_rotate_90_clockwise(PixbufRenderer *pr, GdkPixbuf **tile, gi
        guchar *s_pix, *d_pix;
        guchar *sp, *dp;
        guchar *ip, *spi, *dpi;
-       gint i, j, n;
+       gint i, j;
        gint tw = pr->tile_width;
                
        srs = gdk_pixbuf_get_rowstride(src);
@@ -2265,8 +2265,8 @@ static void pr_tile_rotate_90_clockwise(PixbufRenderer *pr, GdkPixbuf **tile, gi
                for (j = x; j < x + w; j++)
                        {
                        dp = ip + (j * drs);
-                       for (n = 0; n < COLOR_BYTES; n++)
-                               *(dp++) = *(sp++);
+                       memcpy(dp, sp, COLOR_BYTES);
+                       sp += COLOR_BYTES;
                        }
                }
        
@@ -2282,7 +2282,7 @@ static void pr_tile_rotate_90_counter_clockwise(PixbufRenderer *pr, GdkPixbuf **
        guchar *s_pix, *d_pix;
        guchar *sp, *dp;
        guchar *ip, *spi, *dpi;
-       gint i, j, n;
+       gint i, j;
        gint th = pr->tile_height;
        
        srs = gdk_pixbuf_get_rowstride(src);
@@ -2301,8 +2301,8 @@ static void pr_tile_rotate_90_counter_clockwise(PixbufRenderer *pr, GdkPixbuf **
                for (j = x; j < x + w; j++)
                        {
                        dp = ip - (j * drs);
-                       for (n = 0; n < COLOR_BYTES; n++)
-                               *(dp++) = *(sp++);
+                       memcpy(dp, sp, COLOR_BYTES);
+                       sp += COLOR_BYTES;
                        }
                }
        
@@ -2318,7 +2318,7 @@ static void pr_tile_mirror_only(PixbufRenderer *pr, GdkPixbuf **tile, gint x, gi
        guchar *s_pix, *d_pix;
        guchar *sp, *dp;
        guchar *spi, *dpi;
-       gint i, j, n;
+       gint i, j;
 
        gint tw = pr->tile_width;
 
@@ -2337,8 +2337,8 @@ static void pr_tile_mirror_only(PixbufRenderer *pr, GdkPixbuf **tile, gint x, gi
                dp = dpi + (i * drs);
                for (j = 0; j < w; j++)
                        {
-                       for (n = 0; n < COLOR_BYTES; n++)
-                               dp[n] = *(sp++);
+                       memcpy(dp, sp, COLOR_BYTES);
+                       sp += COLOR_BYTES;
                        dp -= COLOR_BYTES;
                        }
                }
@@ -2355,7 +2355,7 @@ static void pr_tile_mirror_and_flip(PixbufRenderer *pr, GdkPixbuf **tile, gint x
        guchar *s_pix, *d_pix;
        guchar *sp, *dp;
        guchar *spi, *dpi;
-       gint i, j, n;
+       gint i, j;
        gint tw = pr->tile_width;
        gint th = pr->tile_height;
 
@@ -2374,8 +2374,8 @@ static void pr_tile_mirror_and_flip(PixbufRenderer *pr, GdkPixbuf **tile, gint x
                dp = dpi - (i * drs) - (x * COLOR_BYTES);
                for (j = 0; j < w; j++)
                        {
-                       for (n = 0; n < COLOR_BYTES; n++)
-                               dp[n] = *(sp++);
+                       memcpy(dp, sp, COLOR_BYTES);
+                       sp += COLOR_BYTES;
                        dp -= COLOR_BYTES;
                        }
                }
@@ -2392,7 +2392,7 @@ static void pr_tile_flip_only(PixbufRenderer *pr, GdkPixbuf **tile, gint x, gint
        guchar *s_pix, *d_pix;
        guchar *sp, *dp;
        guchar *spi, *dpi;
-       gint i, j, n;
+       gint i;
        gint th = pr->tile_height;
 
        srs = gdk_pixbuf_get_rowstride(src);
@@ -2408,11 +2408,7 @@ static void pr_tile_flip_only(PixbufRenderer *pr, GdkPixbuf **tile, gint x, gint
                {
                sp = spi + (i * srs);
                dp = dpi - (i * drs);
-               for (j = 0; j < w; j++)
-                       {
-                       for (n = 0; n < COLOR_BYTES; n++)
-                               *(dp++) = *(sp++);
-                       }
+               memcpy(dp, sp, w * COLOR_BYTES);
                }
 
        pr->spare_tile = src;