From 41084f0023df8706fadfa2e2b6373ec03a7c7ca4 Mon Sep 17 00:00:00 2001
From: Tor Andersson <tor.andersson@artifex.com>
Date: Mon, 17 Feb 2014 15:45:22 +0100
Subject: Add const to colorspace source arguments and dependencies.

---
 source/pdf/pdf-colorspace.c | 6 +++---
 source/pdf/pdf-function.c   | 6 +++---
 2 files changed, 6 insertions(+), 6 deletions(-)

(limited to 'source/pdf')

diff --git a/source/pdf/pdf-colorspace.c b/source/pdf/pdf-colorspace.c
index 12bc6a34..4b250f6c 100644
--- a/source/pdf/pdf-colorspace.c
+++ b/source/pdf/pdf-colorspace.c
@@ -54,7 +54,7 @@ static inline float fung(float x)
 }
 
 static void
-lab_to_rgb(fz_context *ctx, fz_colorspace *cs, float *lab, float *rgb)
+lab_to_rgb(fz_context *ctx, fz_colorspace *cs, const float *lab, float *rgb)
 {
 	/* input is in range (0..100, -128..127, -128..127) not (0..1, 0..1, 0..1) */
 	float lstar, astar, bstar, l, m, n, x, y, z, r, g, b;
@@ -76,7 +76,7 @@ lab_to_rgb(fz_context *ctx, fz_colorspace *cs, float *lab, float *rgb)
 }
 
 static void
-rgb_to_lab(fz_context *ctx, fz_colorspace *cs, float *rgb, float *lab)
+rgb_to_lab(fz_context *ctx, fz_colorspace *cs, const float *rgb, float *lab)
 {
 	fz_warn(ctx, "cannot convert into L*a*b colorspace");
 	lab[0] = rgb[0];
@@ -96,7 +96,7 @@ struct separation
 };
 
 static void
-separation_to_rgb(fz_context *ctx, fz_colorspace *cs, float *color, float *rgb)
+separation_to_rgb(fz_context *ctx, fz_colorspace *cs, const float *color, float *rgb)
 {
 	struct separation *sep = cs->data;
 	float alt[FZ_MAX_COLORS];
diff --git a/source/pdf/pdf-function.c b/source/pdf/pdf-function.c
index 1972a10d..a8faae32 100644
--- a/source/pdf/pdf-function.c
+++ b/source/pdf/pdf-function.c
@@ -879,7 +879,7 @@ load_postscript_func(pdf_function *func, pdf_document *doc, pdf_obj *dict, int n
 }
 
 static void
-eval_postscript_func(fz_context *ctx, pdf_function *func, float *in, float *out)
+eval_postscript_func(fz_context *ctx, pdf_function *func, const float *in, float *out)
 {
 	ps_stack st;
 	float x;
@@ -1060,7 +1060,7 @@ interpolate_sample(pdf_function *func, int *scale, int *e0, int *e1, float *efra
 }
 
 static void
-eval_sample_func(fz_context *ctx, pdf_function *func, float *in, float *out)
+eval_sample_func(fz_context *ctx, pdf_function *func, const float *in, float *out)
 {
 	int e0[FZ_FN_MAXM], e1[FZ_FN_MAXM], scale[FZ_FN_MAXM];
 	float efrac[FZ_FN_MAXM];
@@ -1383,7 +1383,7 @@ pdf_free_function_imp(fz_context *ctx, fz_storable *func_)
 }
 
 static void
-pdf_eval_function(fz_context *ctx, fz_function *func_, float *in, float *out)
+pdf_eval_function(fz_context *ctx, fz_function *func_, const float *in, float *out)
 {
 	pdf_function *func = (pdf_function *)func_;
 
-- 
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