Changeset 3610 in orxonox.OLD for orxonox/trunk/src/lib

Timestamp:

Mar 21, 2005, 1:36:16 AM (20 years ago)

Author:

bensch

Message:

orxonox/trunk: first definition of the Grahpics-class. more to follow, (and to read about)

Location:

orxonox/trunk/src/lib/graphics

Files:

• graphics_engine.cc (copied) (copied from orxonox/trunk/src/proto_class.cc) (4 diffs)
• graphics_engine.h (copied) (copied from orxonox/trunk/src/proto_class.h) (1 diff)

orxonox/trunk/src/lib/graphics/graphics_engine.cc

@@ -1 @@
-
-
 /* 
    orxonox - the future of 3D-vertical-scrollers
@@ -12 +10 @@
 
    ### File Specific:
-   main-programmer: ...
+   main-programmer: Benjamin Grauer
    co-programmer: ...
 */
 
-#define DEBUG_SPECIAL_MODULE DEBUG_MODULE_WORLD_ENTITY
+#define DEBUG_SPECIAL_MODULE DEBUG_MODULE_GRAPHICS
 
-#include "proto_class.h"
-
-#include "stdincl.h" // maybe
+#include "graphics_engine.h"
 
 using namespace std;
@@ -29 +25 @@
    \todo this constructor is not jet implemented - do it
 */
-ProtoClass::ProtoClass () 
+GraphicsEngine::GraphicsEngine () 
 {
-   this->setClassName ("ProtoClass");
+   this->setClassName ("GraphicsEngine");
+
+
+
+  if (SDL_Init(SDL_INIT_VIDEO) == -1)
+    {
+      printf ("could not initialize SDL Video\n");
+      //      return -1;
+    }
+  // Set video mode
+  // TO DO: parse arguments for settings
+  //SDL_GL_SetAttribute(SDL_GL_RED_SIZE, 5);
+  //SDL_GL_SetAttribute(SDL_GL_GREEN_SIZE, 5);
+  //SDL_GL_SetAttribute(SDL_GL_BLUE_SIZE, 5);
+  //SDL_GL_SetAttribute(SDL_GL_DEPTH_SIZE, 16);
+  
+
+  SDL_GL_SetAttribute( SDL_GL_DOUBLEBUFFER, 1 );   
+  SDL_GL_SetAttribute( SDL_GL_DEPTH_SIZE, 16);    
+  SDL_GL_SetAttribute( SDL_GL_STENCIL_SIZE, 0);  
+  SDL_GL_SetAttribute( SDL_GL_ACCUM_RED_SIZE, 0);
+  SDL_GL_SetAttribute( SDL_GL_ACCUM_GREEN_SIZE, 0);
+  SDL_GL_SetAttribute( SDL_GL_ACCUM_BLUE_SIZE, 0);
+  SDL_GL_SetAttribute( SDL_GL_ACCUM_ALPHA_SIZE, 0);
+
+
+
+  int bpp = 16;
+  int width = 640;
+  int height = 480;
+  //Uint32 flags = SDL_HWSURFACE | SDL_OPENGL | SDL_GL_DOUBLEBUFFER; /* \todo: SDL_OPENGL doen't permit to load images*/
+  //Uint32 flags = SDL_HWSURFACE | SDL_GL_DOUBLEBUFFER;
+
+  Uint32 videoFlags = SDL_OPENGL | SDL_HWPALETTE | SDL_RESIZABLE;
+
+  /* query SDL for information about our video hardware */
+  const SDL_VideoInfo* videoInfo = SDL_GetVideoInfo ();
+  
+  if( videoInfo == NULL)
+    {
+      printf ("Orxonox::initVideo() - Failed getting Video Info :%s\n", SDL_GetError()); 
+      SDL_Quit ();
+    }
+  if( videoInfo->hw_available)
+    videoFlags |= SDL_HWSURFACE;
+  else 
+    videoFlags |= SDL_SWSURFACE;
+  /*
+  if(VideoInfo -> blit_hw)                            
+    VideoFlags |= SDL_HWACCEL;
+  */
+  
+  if((this->screen = SDL_SetVideoMode (width, height, bpp, videoFlags)) == NULL)
+  {
+    printf("Could not SDL_SetVideoMode(%d, %d, %d, %d): %s\n", width, height, bpp, videoFlags, SDL_GetError());
+    SDL_Quit();
+    //    return -1;
+  }
+  
+  // Set window labeling
+  SDL_WM_SetCaption ("Orxonox " PACKAGE_VERSION, "Orxonox " PACKAGE_VERSION);
+  
+  // TO DO: Create a cool icon and use it here
+  // SDL_WM_SetIcon(SDL_Surface *icon, Uint8 *mask);  
+
+
+
+}
+
+GraphicsEngine* GraphicsEngine::singletonRef = NULL;
+
+GraphicsEngine* GraphicsEngine::getInstance()
+{
+  if (!GraphicsEngine::singletonRef)
+    GraphicsEngine::singletonRef = new GraphicsEngine();
+  return GraphicsEngine::singletonRef;
 }
 
@@ -39 +110 @@
 
 */
-ProtoClass::~ProtoClass () 
+GraphicsEngine::~GraphicsEngine () 
 {
   // delete what has to be deleted here
 }
 
-/**
-   \brief nonsense - delete this method
-   \param realy nothing to give
-   \returns true or false - probably nothing?
-
-   this is just to show the doxygen abilities (this for example is an extension for a long comment)
-*/
-bool ProtoClass::doNonSense (int nothing) {}

orxonox/trunk/src/lib/graphics/graphics_engine.h

@@ -1 +1 @@
 /*! 
-    \file proto_class.h
-    \brief Definition of the proto class template, used quickly start work
-    \todo Example: this shows how to use simply add a Marker that here has to be done something.
+    \file graphics_engine.h
+    
+    \brief defines a Interface between orxonox and graphical input
 
-    The Protoclass exists, to help you quikly getting the run for how to develop in orxonox.
-    It is an example for the CODING-CONVENTION, and a starting-point for every class.
+    handles graphical SDL-initialisation, textures, resolutions, and so on
 */
 
-#ifndef _PROTO_CLASS_H
-#define _PROTO_CLASS_H
+#ifndef _GRAPHICS_ENGINE_H
+#define _GRAPHICS_ENGINE_H
 
-#include "what realy has to be included"
+#include <SDL/SDL.h>
+
 #include "base_object.h"
 
 // FORWARD DEFINITION \\
-class someClassWeNeed;
 
 
-/*class Test;*/ /* forward definition of class Test (without including it here!)*/
-
-//! A default class that aids you to start creating a new class
-/**
-   here can be some longer description of this class
-*/
-class ProtoClass : public BaseObject {
-
+class GraphicsEngine : public BaseObject 
+{
  public:
-  ProtoClass();
-  virtual ~ProtoClass();
-
-  bool doNonSense (int nothing);
+  static GraphicsEngine* getInstance();
+  virtual ~GraphicsEngine();
 
  private:
-  int nonSense;  //!< doxygen tag here like this for all the variables - delete this variable if you use this
+  GraphicsEngine();
+  static GraphicsEngine* singletonRef;
 
+
+  SDL_Surface* screen;
 };
 
-#endif /* _PROTO_CLASS_H */
+#endif /* _GRAPHICS_ENGINE_H */