ARM Skia NEON patches - 29 - Xfermode: SkFourByteInterp

src/opts/SkXfermode_opts_arm_neon.cpp

 #include "SkXfermode.h"
 #include "SkXfermode_proccoeff.h"
 #include "SkColorPriv.h"
 
 #include <arm_neon.h>
 #include "SkColor_opts_neon.h"
 #include "SkXfermode_opts_arm_neon.h"
 
 #define SkAlphaMulAlpha(a, b)   SkMulDiv255Round(a, b)
 
@@ skipping 614 matching lines @@
         for (int i = 0; i < count; i++) {
             dst[i] = proc(src[i], dst[i]);
         }
     } else {
         for (int i = count - 1; i >= 0; --i) {
             unsigned a = aa[i];
             if (0 != a) {
                 SkPMColor dstC = dst[i];
                 SkPMColor C = proc(src[i], dstC);
                 if (a != 0xFF) {
-                    C = SkFourByteInterp(C, dstC, a);
+                    C = SkFourByteInterp_neon(C, dstC, a);
                 }
                 dst[i] = C;
             }
         }
     }
 }
 
 void SkNEONProcCoeffXfermode::xfer16(uint16_t* SK_RESTRICT dst,
                                      const SkPMColor* SK_RESTRICT src, int count,
                                      const SkAlpha* SK_RESTRICT aa) const {
@@ skipping 47 matching lines @@
             SkPMColor dstC = SkPixel16ToPixel32(dst[i]);
             dst[i] = SkPixel32ToPixel16_ToU16(proc(src[i], dstC));
         }
     } else {
         for (int i = count - 1; i >= 0; --i) {
             unsigned a = aa[i];
             if (0 != a) {
                 SkPMColor dstC = SkPixel16ToPixel32(dst[i]);
                 SkPMColor C = proc(src[i], dstC);
                 if (0xFF != a) {
-                    C = SkFourByteInterp(C, dstC, a);
+                    C = SkFourByteInterp_neon(C, dstC, a);
                 }
                 dst[i] = SkPixel32ToPixel16_ToU16(C);
             }
         }
     }
 }
 
 #ifdef SK_DEVELOPER
 void SkNEONProcCoeffXfermode::toString(SkString* str) const {
     this->INHERITED::toString(str);
@@ skipping 44 matching lines @@
 SkProcCoeffXfermode* SkPlatformXfermodeFactory_impl_neon(const ProcCoeff& rec,
                                                          SkXfermode::Mode mode) {
 
     void* procSIMD = reinterpret_cast<void*>(gNEONXfermodeProcs[mode]);
 
     if (procSIMD != NULL) {
         return SkNEW_ARGS(SkNEONProcCoeffXfermode, (rec, mode, procSIMD));
     }
     return NULL;
 }