Include netRadiant source in this GIT

[voretournament/voretournament.git] / misc / mediasource / extra / netradiant-src / plugins / imageq2 / wal32.cpp

diff --git a/misc/mediasource/extra/netradiant-src/plugins/imageq2/wal32.cpp b/misc/mediasource/extra/netradiant-src/plugins/imageq2/wal32.cpp
new file mode 100644 (file)
index 0000000..a472717
--- /dev/null
+++ b/misc/mediasource/extra/netradiant-src/plugins/imageq2/wal32.cpp
@@ -0,0 +1,92 @@
+/*
+Copyright (C) 2001-2006, William Joseph.
+All Rights Reserved.
+
+This file is part of GtkRadiant.
+
+GtkRadiant 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.
+
+GtkRadiant 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 GtkRadiant; if not, write to the Free Software
+Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+*/
+
+#include "wal32.h"
+
+#include "ifilesystem.h"
+
+#include "bytestreamutils.h"
+#include "imagelib.h"
+
+typedef unsigned char byte;
+
+const int M32_NAME_LENGTH = 128;
+const int M32_MIPMAP_COUNT = 16;
+
+typedef struct m32_header_t
+{
+  int       version;
+  char      name[M32_NAME_LENGTH];
+  char      altname[M32_NAME_LENGTH];                   // texture substitution
+  char      animname[M32_NAME_LENGTH];                  // next frame in animation chain
+  char      damagename[M32_NAME_LENGTH];                // image that should be shown when damaged
+  unsigned  width[M32_MIPMAP_COUNT], height[M32_MIPMAP_COUNT];
+  unsigned  offsets[M32_MIPMAP_COUNT];
+  int       flags;
+  int       contents;
+  int       value;
+  float     scale_x, scale_y;
+  int       mip_scale;
+
+  // detail texturing info
+  char      dt_name[M32_NAME_LENGTH];           // detailed texture name
+  float     dt_scale_x, dt_scale_y;
+  float     dt_u, dt_v;
+  float     dt_alpha;
+  int       dt_src_blend_mode, dt_dst_blend_mode;
+
+  int       unused[20];                     // future expansion to maintain compatibility with h2
+} m32_header_t;
+
+
+Image* LoadM32Buff(byte* buffer)
+{
+  PointerInputStream inputStream(buffer);
+
+  inputStream.seek(4 // version
+    + M32_NAME_LENGTH // name
+    + M32_NAME_LENGTH // altname
+    + M32_NAME_LENGTH // animname
+    + M32_NAME_LENGTH); // damagename
+  int w = istream_read_uint32_le(inputStream);
+  inputStream.seek(4 * (M32_MIPMAP_COUNT - 1)); // remaining widths
+  int h = istream_read_uint32_le(inputStream);
+  inputStream.seek(4 * (M32_MIPMAP_COUNT - 1)); // remaining heights
+  int offset = istream_read_uint32_le(inputStream);
+  inputStream.seek(4 * (M32_MIPMAP_COUNT - 1)); // remaining offsets
+  int flags = istream_read_uint32_le(inputStream);
+  int contents = istream_read_uint32_le(inputStream);
+  int value = istream_read_uint32_le(inputStream);
+
+  RGBAImageFlags* image = new RGBAImageFlags(w, h, flags, contents, value);
+
+  const byte* source = buffer + offset;
+  std::copy(source, source + (w * h * 4), image->getRGBAPixels());
+
+  return image;
+}
+
+Image* LoadM32(ArchiveFile& file)
+{
+  ScopedArchiveBuffer buffer(file);
+  return LoadM32Buff(buffer.buffer);
+}
+