Implement SSE2-based implementations of the morphology filters (dilate &

src/opts/opts_check_SSE2.cpp

Index: src/opts/opts_check_SSE2.cpp
diff --git a/src/opts/opts_check_SSE2.cpp b/src/opts/opts_check_SSE2.cpp
index 8f0bdac8fd88b647bb88b3c1fca6f640526914b1..cf2c81f1fa182b35fb5062a31ffaea1fdf6b3538 100644
--- a/src/opts/opts_check_SSE2.cpp
+++ b/src/opts/opts_check_SSE2.cpp
@@ -14,6 +14,8 @@
 #include "SkBlitRow_opts_SSE2.h"
 #include "SkUtils_opts_SSE2.h"
 #include "SkUtils.h"
+#include "SkMorphology_opts.h"
+#include "SkMorphology_opts_SSE2.h"
 
 #include "SkRTConf.h"
 
@@ -248,6 +250,24 @@ SkMemset32Proc SkMemset32GetPlatformProc() {
     }
 }
 
+SkMorphologyProc SkMorphologyGetPlatformProc(SkMorphologyProcType type) {
+    if (!cachedHasSSE2()) {
+        return NULL;
+    }
+    switch (type) {
+        case SkMorphologyDilateX_Type:
+            return SkDilateX_SSE2;
+        case SkMorphologyDilateY_Type:
+            return SkDilateY_SSE2;
+        case SkMorphologyErodeX_Type:
+            return SkErodeX_SSE2;
+        case SkMorphologyErodeY_Type:
+            return SkErodeY_SSE2;
+        default:
+            return NULL;
+    }
+}
+
 SkBlitRow::ColorRectProc PlatformColorRectProcFactory(); // suppress warning
 
 SkBlitRow::ColorRectProc PlatformColorRectProcFactory() {