From: buliabyak <buliabyak@users.sourceforge.net>
Date: Tue, 27 Jun 2006 00:31:47 +0000 (+0000)
Subject: a little optimization by making some macros into inlined functions
X-Git-Url: https://git.tokkee.org/?a=commitdiff_plain;h=d69d86a74e2bae1f6b915a3b3541b3919033b2d9;p=inkscape.git

a little optimization by making some macros into inlined functions
---

diff --git a/src/libnr/nr-pixops.h b/src/libnr/nr-pixops.h
index 32fc1e1cd..ba7fbc41a 100644
--- a/src/libnr/nr-pixops.h
+++ b/src/libnr/nr-pixops.h
@@ -17,20 +17,33 @@
 #define NR_RGBA32_A(v) (unsigned char) ((v) & 0xff)
 
 #define FAST_DIVIDE_BY_255(v) ((((v) << 8) + (v) + 257) >> 16)
-#define NR_PREMUL(c,a) (FAST_DIVIDE_BY_255(((c) * (a) + 127)))
-#define NR_PREMUL_SINGLE(c) (FAST_DIVIDE_BY_255((c) + 127))
+
 #define NR_A7(fa,ba) (65025 - (255 - fa) * (255 - ba))
-#define NR_A7_NORMALIZED(fa,ba) (FAST_DIVIDE_BY_255((65025 - (255 - (fa)) * (255 - (ba))) + 127))
 #define NR_COMPOSENNN_A7(fc,fa,bc,ba,a) (((255 - (fa)) * (bc) * (ba) + (fa) * (fc) * 255 + 127) / a)
 #define NR_COMPOSEPNN_A7(fc,fa,bc,ba,a) (((255 - (fa)) * (bc) * (ba) + (fc) * 65025 + 127) / a)
 #define NR_COMPOSENNP(fc,fa,bc,ba) (((255 - (fa)) * (bc) * (ba) + (fa) * (fc) * 255 + 32512) / 65025)
 #define NR_COMPOSEPNP(fc,fa,bc,ba) (((255 - (fa)) * (bc) * (ba) + (fc) * 65025 + 32512) / 65025)
+#define INK_COMPOSE(f,a,b) ( ( ((guchar) b) * ((guchar) (0xff - a)) + ((guchar) ((b ^ ~f) + b/4 - (b>127? 63 : 0))) * ((guchar) a) ) >>8)
+#define NR_PREMUL(c,a) (FAST_DIVIDE_BY_255(((c) * (a) + 127)))
+#define NR_PREMUL_SINGLE(c) (FAST_DIVIDE_BY_255((c) + 127))
+
+#if 0
+
+#define NR_A7_NORMALIZED(fa,ba) (FAST_DIVIDE_BY_255((65025 - (255 - (fa)) * (255 - (ba))) + 127))
 #define NR_COMPOSENPP(fc,fa,bc,ba) (FAST_DIVIDE_BY_255((255 - (fa)) * (bc) + (fa) * (fc) + 127))
 #define NR_COMPOSEPPP(fc,fa,bc,ba) (FAST_DIVIDE_BY_255((255 - (fa)) * (bc) + (fc) * 255 + 127))
 #define NR_COMPOSEP11(fc,fa,bc) (FAST_DIVIDE_BY_255((255 - (fa)) * (bc) + (fc) * 255 + 127))
 #define NR_COMPOSEN11(fc,fa,bc) (FAST_DIVIDE_BY_255((255 - (fa)) * (bc) + (fc) * (fa) + 127))
 
-#define INK_COMPOSE(f,a,b) ( ( ((guchar) b) * ((guchar) (0xff - a)) + ((guchar) ((b ^ ~f) + b/4 - (b>127? 63 : 0))) * ((guchar) a) ) >>8)
+#else
+
+inline int NR_A7_NORMALIZED(int fa,int ba) {int temp=(65025 - (255 - (fa)) * (255 - (ba))) + 127; return FAST_DIVIDE_BY_255(temp);}
+inline int NR_COMPOSENPP(int fc,int fa,int bc,int ba) {int temp=(255 - (fa)) * (bc) + (fa) * (fc) + 127; return FAST_DIVIDE_BY_255(temp);}
+inline int NR_COMPOSEPPP(int fc,int fa,int bc,int ba) {int temp=(255 - (fa)) * (bc) + (fc) * 255 + 127; return FAST_DIVIDE_BY_255(temp);}
+inline int NR_COMPOSEP11(int fc,int fa,int bc) {int temp=(255 - (fa)) * (bc) + (fc) * 255 + 127; return FAST_DIVIDE_BY_255(temp);}
+inline int NR_COMPOSEN11(int fc,int fa,int bc) {int temp=(255 - (fa)) * (bc) + (fc) * (fa) + 127; return FAST_DIVIDE_BY_255(temp);}
+
+#endif
 
 #endif