1 files changed, 0 insertions, 213 deletions
diff --git a/raster/blendmodes.c b/raster/blendmodes.c
deleted file mode 100644
index f3ba8ac5..00000000
--- a/raster/blendmodes.c
+++ /dev/null
@@ -1,213 +0,0 @@
-#include "fitz-base.h"
-#include "fitz-world.h"
-#include "fitz-draw.h"
-
-typedef unsigned char byte;
-
-/*
-PDF 1.4 blend modes, except Normal and Multiply which are Over and In respectively.
-Only the actual blend routines are here, not the node rendering logic which lives in render.c.
-These are slow.
-*/
-
-
-/* These functions apply to a single component, 0-255 range typically */
-
-static int
-fz_screen_byte(int bd, int s)
-{
-	return bd + s - fz_mul255(bd, s);
-}
-
-
-static int
-fz_hardlight_byte(int bd, int s)
-{
-	int s2 = s << 1;
-	if (s <= 127)
-		return fz_mul255(bd, s2);
-	else
-		return fz_screen_byte(bd, s2);
-}
-
-
-static int
-fz_overlay_byte(int bd, int s)
-{
-	return fz_hardlight_byte(s, bd); // note swapped order
-}
-
-
-static int
-fz_darken_byte(int bd, int s)
-{
-	return MIN(bd, s);
-}
-
-
-static int
-fz_lighten_byte(int bd, int s)
-{
-	return MAX(bd, s);
-}
-
-
-static int
-fz_colordodge_byte(int bd, int s)
-{
-	if (s < 255)
-		return MIN(255, 255 * bd / (255 - s));
-	else
-		return 255;
-}
-
-
-static int
-fz_colorburn_byte(int bd, int s)
-{
-	if (s > 0)
-		return 255 - MIN(255, 255 * (255 - bd) / s);
-	else
-		return 0;
-}
-
-
-static int
-fz_softlight_byte(int bd, int s)
-{
-	/* review this */
-	if (s < 128) {
-		return bd - fz_mul255(fz_mul255((255 - (s<<1)), bd), 255 - bd);
-	}
-	else {
-		int dbd;
-		if (bd < 64)
-			dbd = fz_mul255(fz_mul255((bd << 4) - 12, bd) + 4, bd);
-		else
-			dbd = (int)sqrtf(255.0f * bd);
-		return bd + fz_mul255(((s<<1) - 255), (dbd - bd));
-	}
-}
-
-
-static int
-fz_difference_byte(int bd, int s)
-{
-	return ABS(bd - s);
-}
-
-
-static int
-fz_exclusion_byte(int bd, int s)
-{
-	return bd + s - (fz_mul255(bd, s)<<1);
-}
-
-
-/* Non-separable blend modes */
-
-
-static int
-lum(int r, int g, int b)
-{
-	/* 0.3, 0.59, 0.11 in 16.16 fixed point */
-	return (19662 * r + 38666 * g + 7208 * b) >> 16;
-}
-
-
-static void
-clipcolor(int r, int g, int b, int *dr, int *dg, int *db)
-{
-	int l = lum(r, g, b);
-	int n = MIN(MIN(r, g), b);
-	int x = MAX(MAX(r, g), b);
-	if (n < 0) {
-		*dr = l + 255 * (r - l) / (l - n);
-		*dg = l + 255 * (g - l) / (l - n);
-		*db = l + 255 * (b - l) / (l - n);
-	}
-	else {
-		*dr = l + 255 * (255 - l) / (x - l);
-		*dg = l + 255 * (255 - l) / (x - l);
-		*db = l + 255 * (255 - l) / (x - l);
-	}
-}
-
-
-static void
-setlum(int r, int g, int b, int l, int *dr, int *dg, int *db)
-{
-	int d = 255 - lum(r, g, b);
-	clipcolor(r + d, g + d, b + d, dr, dg, db);
-}
-
-
-static int
-sat(int r, int g, int b)
-{
-	return MAX(MAX(r, g), b) - MIN(MIN(r, g), b);
-}
-
-
-static void
-setsat(int r, int g, int b, int s, int *dr, int *dg, int *db)
-{
-	int *m[3] = { &r, &g, &b }; /* min, med, max */
-	int *t;
-#define SWAP(a, b) (t = a, a = b, b = t)
-	if (*m[0] > *m[1])
-		SWAP(m[0], m[1]);
-	if (*m[0] > *m[2])
-		SWAP(m[0], m[2]);
-	if (*m[1] > *m[2])
-		SWAP(m[1], m[2]);
-
-	if (*m[2] > *m[0]) {
-		*m[1] = (*m[1] - *m[0]) * s / (*m[2] - *m[0]);
-		*m[2] = s;
-	}
-	else {
-		*m[1] = 0;
-		*m[2] = 0;
-	}
-	*dr = r;
-	*dg = g;
-	*db = b;
-}
-
-
-static void
-fz_hue_rgb(int *bdr, int *bdg, int *bdb, int sr, int sg, int sb)
-{
-	int tr, tg, tb;
-	setsat(sr, sg, sb, sat(*bdr, *bdg, *bdb), &tr, &tg, &tb);
-	setlum(tr, tg, tb, lum(*bdr, *bdg, *bdb), bdr, bdg, bdb);
-}
-
-
-static void
-fz_saturation_rgb(int *bdr, int *bdg, int *bdb, int sr, int sg, int sb)
-{
-	int tr, tg, tb;
-	setsat(*bdr, *bdg, *bdb, sat(sr, sg, sb), &tr, &tg, &tb);
-	setlum(tr, tg, tb, lum(*bdr, *bdg, *bdb), bdr, bdg, bdb);	
-}
-
-
-static void
-fz_color_rgb(int *bdr, int *bdg, int *bdb, int sr, int sg, int sb)
-{
-	setlum(sr, sg, sb, lum(*bdr, *bdg, *bdb), bdr, bdg, bdb);
-}
-
-
-static void
-fz_luminosity_rgb(int *bdr, int *bdg, int *bdb, int sr, int sg, int sb)
-{
-	setlum(*bdr, *bdg, *bdb, lum(sr, sg, sb), bdr, bdg, bdb);
-}
-
-
-//fz_separable_blend(, fz_blendkind mode)
-//{
-//}