make crunch build optional and disabled by default

[xonotic/netradiant.git] / plugins / imagecrn / crn.cpp

diff --git a/plugins/imagecrn/crn.cpp b/plugins/imagecrn/crn.cpp
new file mode 100644 (file)
index 0000000..85e1e5c
--- /dev/null
+++ b/plugins/imagecrn/crn.cpp
@@ -0,0 +1,55 @@
+/*
+   Copyright (C) 2018, Unvanquished Developers
+   All Rights Reserved.
+
+   This file is part of NetRadiant.
+
+   NetRadiant 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 2 of the License, or
+   (at your option) any later version.
+
+   NetRadiant 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 NetRadiant; if not, write to the Free Software
+   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+ */
+
+
+#include "crn.h"
+
+#include <stdlib.h>
+
+#include "ifilesystem.h"
+#include "iarchive.h"
+#include "idatastream.h"
+
+#include "crn_rgba.h"
+#include "ddslib.h"
+#include "imagelib.h"
+
+Image *LoadCRNBuff(const byte *buffer, int length)
+{
+    int width, height;
+    if (!GetCRNImageSize(buffer, length, &width, &height)) {
+        globalErrorStream() << "ERROR: Error getting crn imag dimensions.\n";
+        return nullptr;
+    }
+    RGBAImage *image = new RGBAImage(width, height);
+    if (!ConvertCRNtoRGBA(buffer, length, width * height, image->getRGBAPixels())) {
+        globalErrorStream() << "ERROR: Error decoding crn image.\n";
+        image->release();
+        return nullptr;
+    }
+    return image;
+}
+
+Image *LoadCRN(ArchiveFile &file)
+{
+    ScopedArchiveBuffer buffer(file);
+    return LoadCRNBuff(buffer.buffer, buffer.length);
+}