From 78c1264e14804a06c6d03072c8c57820fde4e148 Mon Sep 17 00:00:00 2001
From: Tor Andersson <tor.andersson@artifex.com>
Date: Mon, 24 Apr 2017 15:25:13 +0200
Subject: Remove fz_function abstract structure.

There is only one implementation, so don't bother with the abstraction.
Just use pdf_function directly.
---
 include/mupdf/fitz.h          |  1 -
 include/mupdf/fitz/function.h | 39 ---------------------------------------
 include/mupdf/pdf/resource.h  |  8 +++++++-
 3 files changed, 7 insertions(+), 41 deletions(-)
 delete mode 100644 include/mupdf/fitz/function.h

(limited to 'include')

diff --git a/include/mupdf/fitz.h b/include/mupdf/fitz.h
index a84304e9..20f0edaa 100644
--- a/include/mupdf/fitz.h
+++ b/include/mupdf/fitz.h
@@ -35,7 +35,6 @@ extern "C" {
 #include "mupdf/fitz/glyph.h"
 #include "mupdf/fitz/bitmap.h"
 #include "mupdf/fitz/image.h"
-#include "mupdf/fitz/function.h"
 #include "mupdf/fitz/shade.h"
 #include "mupdf/fitz/font.h"
 #include "mupdf/fitz/path.h"
diff --git a/include/mupdf/fitz/function.h b/include/mupdf/fitz/function.h
deleted file mode 100644
index c750f194..00000000
--- a/include/mupdf/fitz/function.h
+++ /dev/null
@@ -1,39 +0,0 @@
-#ifndef MUPDF_FITZ_FUNCTION_H
-#define MUPDF_FITZ_FUNCTION_H
-
-#include "mupdf/fitz/system.h"
-#include "mupdf/fitz/context.h"
-#include "mupdf/fitz/store.h"
-#include "mupdf/fitz/colorspace.h"
-
-/*
- * The generic function support.
- */
-
-typedef struct fz_function_s fz_function;
-
-void fz_eval_function(fz_context *ctx, fz_function *func, const float *in, int inlen, float *out, int outlen);
-fz_function *fz_keep_function(fz_context *ctx, fz_function *func);
-void fz_drop_function(fz_context *ctx, fz_function *func);
-size_t fz_function_size(fz_context *ctx, fz_function *func);
-
-enum
-{
-	FZ_FN_MAXN = FZ_MAX_COLORS,
-	FZ_FN_MAXM = FZ_MAX_COLORS
-};
-
-/*
-	Structure definition is public so other classes can
-	derive from it. Do not access the members directly.
-*/
-struct fz_function_s
-{
-	fz_storable storable;
-	size_t size;
-	int m;					/* number of input values */
-	int n;					/* number of output values */
-	void (*evaluate)(fz_context *ctx, fz_function *func, const float *in, float *out);
-};
-
-#endif
diff --git a/include/mupdf/pdf/resource.h b/include/mupdf/pdf/resource.h
index d40464da..cbad160a 100644
--- a/include/mupdf/pdf/resource.h
+++ b/include/mupdf/pdf/resource.h
@@ -27,7 +27,13 @@ void pdf_drop_resource_tables(fz_context *ctx, pdf_document *doc);
  * Functions, Colorspaces, Shadings and Images
  */
 
-fz_function *pdf_load_function(fz_context *ctx, pdf_document *doc, pdf_obj *ref, int in, int out);
+typedef struct pdf_function_s pdf_function;
+
+void pdf_eval_function(fz_context *ctx, pdf_function *func, const float *in, int inlen, float *out, int outlen);
+pdf_function *pdf_keep_function(fz_context *ctx, pdf_function *func);
+void pdf_drop_function(fz_context *ctx, pdf_function *func);
+size_t pdf_function_size(fz_context *ctx, pdf_function *func);
+pdf_function *pdf_load_function(fz_context *ctx, pdf_document *doc, pdf_obj *ref, int in, int out);
 
 fz_colorspace *pdf_load_colorspace(fz_context *ctx, pdf_document *doc, pdf_obj *obj);
 int pdf_is_tint_colorspace(fz_context *ctx, fz_colorspace *cs);
-- 
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