diff -r f7edb3b90816 -r fcf1487b398b src/pixmap.cc
--- a/src/pixmap.cc	Mon Apr 28 11:44:11 2008 +0200
+++ b/src/pixmap.cc	Tue Apr 29 13:56:29 2008 +0200
@@ -36,13 +36,24 @@
 {
 	unsigned char *cdata = new unsigned char[w*h*3];
 	Float *fd = fdata;
+
+#ifdef NO_SSE
 	for (unsigned char *cd = cdata; cd != cdata + w*h*3; cd++, fd++)
-	{
 		if (*fd > 1.0)
 			*cd = 255;
 		else
 			*cd = (unsigned char)(*fd * 255.0);
+#else
+	__m128 cmax = _mm_set_ps1(255.0);
+	__m64 m;
+	for (unsigned char *cd = cdata; cd < cdata + w*h*3; cd += 4, fd += 4)
+	{
+		m = _mm_cvtps_pi8(_mm_mul_ps(cmax,
+			_mm_min_ps(mOne, _mm_set_ps(fd[3],fd[2],fd[1],fd[0]))));
+		memcpy(cd, &m, 4);
 	}
+#endif
+
 	return cdata;
 }