The GtkRadiant sources as originally released under the GPL license.

2026-03-20 00:49:29 +01:00 · 2012-01-31 15:20:35 -06:00
commit 0991a5ce8b
1590 changed files with 431941 additions and 0 deletions
--- a/plugins/entity/angles.h
+++ b/plugins/entity/angles.h
@@ -0,0 +1,140 @@
+/*
+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
+*/
+
+#if !defined(INCLUDED_ANGLES_H)
+#define INCLUDED_ANGLES_H
+
+#include "ientity.h"
+
+#include "math/quaternion.h"
+#include "generic/callback.h"
+#include "stringio.h"
+
+#include "angle.h"
+
+const Vector3 ANGLESKEY_IDENTITY = Vector3(0, 0, 0);
+
+inline void default_angles(Vector3& angles)
+{
+  angles = ANGLESKEY_IDENTITY;
+}
+inline void normalise_angles(Vector3& angles)
+{
+  angles[0] = static_cast<float>(float_mod(angles[0], 360));
+  angles[1] = static_cast<float>(float_mod(angles[1], 360));
+  angles[2] = static_cast<float>(float_mod(angles[2], 360));
+}
+inline void read_angle(Vector3& angles, const char* value)
+{
+  if(!string_parse_float(value, angles[2]))
+  {
+    default_angles(angles);
+  }
+  else
+  {
+    angles[0] = 0;
+    angles[1] = 0;
+    normalise_angles(angles);
+  }
+}
+inline void read_angles(Vector3& angles, const char* value)
+{
+  if(!string_parse_vector3(value, angles))
+  {
+    default_angles(angles);
+  }
+  else
+  {
+    angles = Vector3(angles[2], angles[0], angles[1]);
+    normalise_angles(angles);
+  }
+}
+inline void write_angles(const Vector3& angles, Entity* entity)
+{
+  if(angles[0] == 0
+    && angles[1] == 0
+    && angles[2] == 0)
+  {
+    entity->setKeyValue("angle", "");
+    entity->setKeyValue("angles", "");
+  }
+  else
+  {
+    char value[64];
+
+    if(angles[0] == 0 && angles[1] == 0)
+    {
+      entity->setKeyValue("angles", "");
+      write_angle(angles[2], entity);
+    }
+    else
+    {
+      sprintf(value, "%g %g %g", angles[1], angles[2], angles[0]);
+      entity->setKeyValue("angle", "");
+      entity->setKeyValue("angles", value);
+    }
+  }
+}
+
+inline Vector3 angles_rotated(const Vector3& angles, const Quaternion& rotation)
+{
+  return matrix4_get_rotation_euler_xyz_degrees(
+    matrix4_multiplied_by_matrix4(
+      matrix4_rotation_for_euler_xyz_degrees(angles),
+      matrix4_rotation_for_quaternion_quantised(rotation)
+    )
+  );
+}
+
+class AnglesKey
+{
+  Callback m_anglesChanged;
+public:
+  Vector3 m_angles;
+
+
+  AnglesKey(const Callback& anglesChanged)
+    : m_anglesChanged(anglesChanged), m_angles(ANGLESKEY_IDENTITY)
+  {
+  }
+
+  void angleChanged(const char* value)
+  {
+    read_angle(m_angles, value);
+    m_anglesChanged();
+  }
+  typedef MemberCaller1<AnglesKey, const char*, &AnglesKey::angleChanged> AngleChangedCaller;
+
+  void anglesChanged(const char* value)
+  {
+    read_angles(m_angles, value);
+    m_anglesChanged();
+  }
+  typedef MemberCaller1<AnglesKey, const char*, &AnglesKey::anglesChanged> AnglesChangedCaller;
+
+  void write(Entity* entity) const
+  {
+    write_angles(m_angles, entity);
+  }
+};
+
+
+#endif