general: Replace the switch with a tableimpacc

The switch that determined which fetcher to use is replaced with a
table indexed by image type.

1 files changed, 17 insertions, 24 deletions

diff --git a/pixman/pixman-general.c b/pixman/pixman-general.c
index e54485ef..a4fb94ba 100644
--- a/pixman/pixman-general.c
+++ b/pixman/pixman-general.c
@@ -41,38 +41,31 @@
 
 #define SCANLINE_BUFFER_LENGTH 8192
 
-static fetch_scanline_t
-general_get_fetcher_32 (pixman_implementation_t *imp, pixman_image_t *image)
+typedef struct
 {
-    switch (image->type)
-    {
-    case BITS:
-	return _general_bits_get_scanline_32;
-
-    case SOLID:
-	return _general_solid_get_scanline_32;
+    fetch_scanline_t fetch_32;
+    fetch_scanline_t fetch_64;
+} fetchers_t;
 
-    case LINEAR:
-	return _general_linear_get_scanline_32;
-
-    case RADIAL:
-	return _general_radial_get_scanline_32;
-
-    case CONICAL:
-	return _general_conical_get_scanline_32;
+static const fetchers_t fetcher_table[] =
+{
+    { _general_bits_get_scanline_32, NULL },
+    { _general_linear_get_scanline_32, NULL },
+    { _general_conical_get_scanline_32, NULL },
+    { _general_radial_get_scanline_32, NULL },
+    { _general_solid_get_scanline_32, _general_solid_get_scanline_64 },
+};
 
-    default:
-	return NULL;
-    }
+static fetch_scanline_t
+general_get_fetcher_32 (pixman_implementation_t *imp, pixman_image_t *image)
+{
+    return fetcher_table[image->type].fetch_32;
 }
 
 static fetch_scanline_t
 general_get_fetcher_64 (pixman_implementation_t *imp, pixman_image_t *image)
 {
-    if (image->type == SOLID)
-	return _general_solid_get_scanline_64;
-
-    return NULL;
+    return fetcher_table[image->type].fetch_64;
 }
 
 typedef void (* imp_fetcher_t) (pixman_implementation_t *imp,