From ef4dbe789201bcb92596a67eb3fb3f3f03a09b49 Mon Sep 17 00:00:00 2001
From: Tavian Barnes <tavianator@gmail.com>
Date: Sun, 1 Mar 2009 01:25:13 +0000
Subject: Initial commit.

---
 tests/Makefile.am | 26 +++++++++++++++++
 tests/png.c       | 86 +++++++++++++++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 112 insertions(+)
 create mode 100644 tests/Makefile.am
 create mode 100644 tests/png.c

(limited to 'tests')

diff --git a/tests/Makefile.am b/tests/Makefile.am
new file mode 100644
index 0000000..d596017
--- /dev/null
+++ b/tests/Makefile.am
@@ -0,0 +1,26 @@
+###########################################################################
+## Copyright (C) 2008 Tavian Barnes <tavianator@gmail.com>               ##
+##                                                                       ##
+## This file is part of The FPFD Library Build Suite.                    ##
+##                                                                       ##
+## The FPFD Library Build Suite is free software; you can redistribute   ##
+## it and/or modify it under the terms of the GNU General Public License ##
+## as published by the Free Software Foundation; either version 3 of the ##
+## License, or (at your option) any later version.                       ##
+##                                                                       ##
+## The FPFD Library Build Suite is distributed in the hope that it will  ##
+## be useful, but WITHOUT ANY WARRANTY; without even the implied         ##
+## warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See ##
+## the GNU General Public License for more details.                      ##
+##                                                                       ##
+## You should have received a copy of the GNU General Public License     ##
+## along with this program.  If not, see <http://www.gnu.org/licenses/>. ##
+###########################################################################
+
+check_PROGRAMS = png
+TESTS          = $(check_PROGRAMS)
+
+INCLUDES = -I../libdimension -I../libdimension-png
+
+png_SOURCES = png.c
+png_LDADD   = ../libdimension/libdimension.la ../libdimension-png/libdimension-png.la
diff --git a/tests/png.c b/tests/png.c
new file mode 100644
index 0000000..e16ee8e
--- /dev/null
+++ b/tests/png.c
@@ -0,0 +1,86 @@
+#include "../libdimension/dimension.h"
+#include "../libdimension-png/dimension-png.h"
+#include <stdlib.h>
+#include <stdio.h>
+#include <stdint.h>
+
+int main() {
+  dmnsn_canvas *canvas;
+  FILE *ofile, *ifile;
+  unsigned int x, y;
+
+  canvas = dmnsn_new_canvas(333, 300);
+  if (!canvas) {
+    fprintf(stderr, "--- Allocation of canvas failed! ---\n");
+    return EXIT_FAILURE;
+  }
+
+  ofile = fopen("dimension.png", "wb");
+  if (!ofile) {
+    fprintf(stderr, "--- Opening 'dimension.png' for writing failed! ---\n");
+    return EXIT_FAILURE;
+  }
+
+  for (x = 0; x < canvas->x; ++x) {
+    for (y = 0; y < canvas->y; ++y) {
+      if (x < canvas->x/3) {
+        canvas->pixels[y*canvas->x + x].r = UINT16_MAX;
+        canvas->pixels[y*canvas->x + x].g = 0;
+        canvas->pixels[y*canvas->x + x].b = 0;
+      } else if (x < 2*canvas->x/3) {
+        canvas->pixels[y*canvas->x + x].r = 0;
+        canvas->pixels[y*canvas->x + x].g = UINT16_MAX;
+        canvas->pixels[y*canvas->x + x].b = 0;
+      } else {
+        canvas->pixels[y*canvas->x + x].r = 0;
+        canvas->pixels[y*canvas->x + x].g = 0;
+        canvas->pixels[y*canvas->x + x].b = UINT16_MAX;
+      }
+
+      if (y < canvas->y/3) {
+        canvas->pixels[y*canvas->x + x].a = 0;
+        canvas->pixels[y*canvas->x + x].t = 0;
+      } else if (y < 2*canvas->y/3) {
+        canvas->pixels[y*canvas->x + x].a = UINT16_MAX/4;
+        canvas->pixels[y*canvas->x + x].t = 0;
+      } else {
+        canvas->pixels[y*canvas->x + x].a = UINT16_MAX/4;
+        canvas->pixels[y*canvas->x + x].t = UINT16_MAX/2;
+      }
+    }
+  }
+
+  if (dmnsn_png_write_canvas(canvas, ofile)) {
+    fprintf(stderr, "--- Writing canvas failed! ---\n");
+    return EXIT_FAILURE;
+  }
+
+  dmnsn_delete_canvas(canvas);
+
+  fclose(ofile);
+  ifile = fopen("dimension.png", "rb");
+  if (!ifile) {
+    fprintf(stderr, "--- Opening 'dimension.png' for reading failed! ---\n");
+    return EXIT_FAILURE;
+  }
+
+  if (dmnsn_png_read_canvas(&canvas, ifile)) {
+    fprintf(stderr, "--- Reading canvas failed! ---\n");
+    return EXIT_FAILURE;
+  }
+
+  fclose(ifile);
+  ofile = fopen("dimension.png", "wb");
+  if (!ofile) {
+    fprintf(stderr, "--- Opening 'dimension.png' for writing failed! ---\n");
+    return EXIT_FAILURE;
+  }
+
+  if (dmnsn_png_write_canvas(canvas, ofile)) {
+    fprintf(stderr, "--- Writing canvas failed! ---\n");
+    return EXIT_FAILURE;
+  }
+
+  dmnsn_delete_canvas(canvas);
+  return EXIT_SUCCESS;
+}
-- 
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