Added TextureData Files to TextureControl

git-svn-id: http://www.openflipper.org/svnrepo/OpenFlipper/branches/Free@5603 383ad7c9-94d9-4d36-a494-682f7c89f535

TextureData.cc

+//=============================================================================
+//
+//                               OpenFlipper
+//        Copyright (C) 2008 by Computer Graphics Group, RWTH Aachen
+//                           www.openflipper.org
+//
+//-----------------------------------------------------------------------------
+//
+//                                License
+//
+//  OpenFlipper is free software: you can redistribute it and/or modify
+//  it under the terms of the GNU Lesser General Public License as published by
+//  the Free Software Foundation, either version 3 of the License, or
+//  (at your option) any later version.
+//
+//  OpenFlipper 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 Lesser General Public License for more details.
+//
+//  You should have received a copy of the GNU Lesser General Public License
+//  along with OpenFlipper.  If not, see <http://www.gnu.org/licenses/>.
+//
+//-----------------------------------------------------------------------------
+//
+//   $Revision: 5183 $
+//   $Author: wilden $
+//   $Date: 2009-03-03 12:51:24 +0100 (Tue, 03 Mar 2009) $
+//
+//=============================================================================
+
+#include "TextureData.hh"
+
+//-----------------------------------------------------------------------------------
+
+TextureData::TextureData(){
+  nextInternalID_ = 0;
+}
+
+//-----------------------------------------------------------------------------------
+
+TextureData::~TextureData() {
+
+}
+
+//-----------------------------------------------------------------------------------
+
+/** \brief Check if a texture exists
+ *
+ * @param _textureName name of the texture
+ * @return returns wether the texture exists
+ */
+bool TextureData::textureExists(QString _textureName)
+{
+  return ( getTextureIndex(_textureName) != -1);
+}
+
+//-----------------------------------------------------------------------------------
+
+/** \brief Check if a texture is enabled
+ *
+ * @param _textureName name of the texture
+ * @return returns wether the texture is enabled
+ */
+bool TextureData::isEnabled(QString _textureName)
+{
+  int id = getTextureIndex(_textureName);
+
+  if ( id != -1)
+    return textures_[id].enabled;
+  else
+    return false;
+}
+
+//-----------------------------------------------------------------------------------
+
+/** \brief Enable a given texture
+ *
+ * @param _textureName name of the texture
+ * @param _exclusive disable other textures?
+ */
+void TextureData::enableTexture(QString _textureName, bool _exclusive)
+{
+  int id = getTextureIndex(_textureName);
+
+  if ( id != -1){
+
+    textures_[id].enabled = true;
+
+    //disable other textures
+    if (_exclusive)
+      for ( int i = 0 ; i < (int)textures_.size() ; ++i )
+        if (i != id)
+          textures_[i].enabled = false;
+  }
+}
+
+//-----------------------------------------------------------------------------------
+
+/** \brief Disable a given texture
+ *
+ * @param _textureName name of the texture
+ */
+void TextureData::disableTexture(QString _textureName)
+{
+  int id = getTextureIndex(_textureName);
+
+  if ( id != -1)
+    textures_[id].enabled = false;
+}
+
+//-----------------------------------------------------------------------------------
+
+/** \brief Add a Texture
+ *
+ * @param _textureName name of the texture
+ * @param _filename filename of the texture
+ * @param _dimension dimension of the texture
+ * @param _glName glName for the texture
+ * @return persistent id of the texture
+ */
+int TextureData::addTexture(QString _textureName, QString _filename, uint _dimension, GLuint _glName)
+{
+  //generate texture object
+  Texture tex;
+  tex.id         = nextInternalID_++;
+  tex.name       = _textureName;
+  tex.glName     = _glName;
+  tex.filename   = _filename;
+  tex.dimension  = _dimension;
+  tex.enabled    = true;
+  tex.dirty      = false;
+  tex.type       = VERTEXBASED;
+  tex.parameters = TexParameters();
+
+  textures_.push_back( tex );
+
+  textureMap_[ tex.id ]  = tex.glName;
+  propertyMap_[ tex.id ] = tex.name.toStdString();
+
+  return tex.id;
+}
+
+//-----------------------------------------------------------------------------------
+
+/** \brief Delete a given texture
+ *
+ * @param _textureName name of the texture
+ */
+void TextureData::deleteTexture(QString _textureName)
+{
+  int index = getTextureIndex(_textureName);
+
+  if ( index != -1){
+
+
+    textureMap_.erase( texture(_textureName).id );
+    propertyMap_.erase( texture(_textureName).id );
+    textures_.erase(textures_.begin()+index);
+  }
+}
+
+//-----------------------------------------------------------------------------------
+
+/** \brief get parameters of a given texture
+ *
+ * @param _textureName name of the texture
+ * @return corresponding textureParameters or invalid TexParameters
+ */
+TexParameters TextureData::textureParameters(QString _textureName)
+{
+  int id = getTextureIndex(_textureName);
+
+  if ( id != -1)
+    return textures_[id].parameters;
+  else
+    return TexParameters();
+}
+
+//-----------------------------------------------------------------------------------
+
+/** \brief Set Parameters for a given texture
+ *
+ * @param _textureName name of the texture
+ * @param _params new parameters for the texture
+ */
+void TextureData::setTextureParameters(QString _textureName, TexParameters _params)
+{
+  int id = getTextureIndex(_textureName);
+
+  if ( id != -1)
+    textures_[id].parameters = _params;
+}
+
+//-----------------------------------------------------------------------------------
+
+/** \brief get texture object of a given texture
+ *
+ * @param _textureName name of the texture
+ * @return corresponding texture object
+ */
+Texture TextureData::texture(QString _textureName)
+{
+  int id = getTextureIndex(_textureName);
+
+  if ( id != -1)
+    return textures_[id];
+  else
+    return Texture();
+}
+
+//-----------------------------------------------------------------------------------
+
+/** \brief Get the index of a given texture
+ *
+ * @param _textureName name of the texture
+ * @return index in texture vector or -1 if not found
+ */
+int TextureData::getTextureIndex(QString _textureName)
+{
+  // Search the list of textures if we have the texture
+  int textureid = -1;
+  for ( int i = 0 ; i < (int)textures_.size() ; ++i ) {
+    if ( textures_[i].name == _textureName ) {
+      textureid = i;
+      break;
+    }
+  }
+
+  return textureid;
+}
+
+//-----------------------------------------------------------------------------------
+
+/** \brief Get reference to the texture vector
+ * 
+ * @return texture vector
+ */
+std::vector< Texture >& TextureData::textures(){
+  return textures_;
+}
+
+//-----------------------------------------------------------------------------------
+
+/** \brief Get pointer to the textureMap
+ * 
+ * @return textureMap
+ */
+std::map< int, GLuint>* TextureData::textureMap(){
+  return &textureMap_;
+}
+
+//-----------------------------------------------------------------------------------
+
+/** \brief Get pointer to the propertyMap
+ * 
+ * @return propertyMap
+ */
+std::map< int, std::string>* TextureData::propertyMap(){
+  return &propertyMap_;
+}
+

TextureData.hh

+//=============================================================================
+//
+//                               OpenFlipper
+//        Copyright (C) 2008 by Computer Graphics Group, RWTH Aachen
+//                           www.openflipper.org
+//
+//-----------------------------------------------------------------------------
+//
+//                                License
+//
+//  OpenFlipper is free software: you can redistribute it and/or modify
+//  it under the terms of the GNU Lesser General Public License as published by
+//  the Free Software Foundation, either version 3 of the License, or
+//  (at your option) any later version.
+//
+//  OpenFlipper 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 Lesser General Public License for more details.
+//
+//  You should have received a copy of the GNU Lesser General Public License
+//  along with OpenFlipper.  If not, see <http://www.gnu.org/licenses/>.
+//
+//-----------------------------------------------------------------------------
+//
+//   $Revision: 5183 $
+//   $Author: wilden $
+//   $Date: 2009-03-03 12:51:24 +0100 (Tue, 03 Mar 2009) $
+//
+//=============================================================================
+
+#include <OpenFlipper/common/perObjectData.hh>
+
+#include <QString>
+#include <GL/gl.h>
+#include <vector>
+#include <map>
+
+struct TexParameters {
+  double clamp_min;
+  double clamp_max;
+
+  bool clamp;
+  bool repeat;
+
+  double max_val;
+
+  bool center;
+
+  bool abs;
+
+  bool scale;
+};
+
+struct Texture {
+  // Texture id
+  int id;
+  // glName
+  GLuint glName;
+  // Texture Name
+  QString name;
+  // Filename of the texture
+  QString filename;
+  // dimension
+  uint dimension;
+  // Status
+  bool enabled;
+  // does this texture need an update?
+  bool dirty;
+  // Texture Type
+  uint type;
+  // Parameters
+  TexParameters parameters;
+};
+
+class TextureData : public PerObjectData
+{
+
+  public:
+    enum TextureType { VERTEXBASED = 1 << 0, HALFEDGEBASED = 1 << 1};
+
+  public :
+
+    /// Konstruktor
+    TextureData();
+    /// Destruktor
+    ~TextureData();
+
+    /// Check if a texture exists
+    bool textureExists(QString _textureName);
+    /// Check if a texture is enabled
+    bool isEnabled(QString _textureName);
+    /// Enable a given texture
+    void enableTexture(QString _textureName, bool _exclusive=false);
+    /// Disable a given texture
+    void disableTexture(QString _textureName);
+    /// Add a Texture
+    int addTexture(QString _textureName , QString _filename , uint _dimension, GLuint _glName);
+    /// Delete a given texture
+    void deleteTexture(QString _textureName);
+    /// get parameters of a given texture
+    TexParameters textureParameters(QString _textureName);
+    /// Set Parameters for a given texture
+    void setTextureParameters(QString _textureName, TexParameters _params);
+    /// Get the texture object
+    Texture texture(QString _textureName);
+    /// Get reference to the texture vector
+    std::vector< Texture >& textures();
+    /// Get reference to the textureMap
+    std::map< int, GLuint >* textureMap();
+    /// Get reference to the propertyMap
+    std::map< int, std::string >* propertyMap();
+
+  private :
+
+    std::map< int, GLuint> textureMap_;
+    std::map< int, std::string> propertyMap_;
+
+    int nextInternalID_;
+
+    //vector containing all textures of an object
+    std::vector< Texture > textures_;
+
+    // Get the index of a given texture
+    int getTextureIndex(QString _textureName);
+
+};
+