[Personalrobots-commit] SF.net SVN: personalrobots: [166] pkg/branches/rosbus

[<mor...@us...>]

Revision: 166
          http://personalrobots.svn.sourceforge.net/personalrobots/?rev=166&view=rev
Author:   morgan_quigley
Date:     2008-04-23 14:28:22 -0700 (Wed, 23 Apr 2008)

Log Message:
-----------
gui library 'sdlgl' for building sdl-based opengl guis with as little pain as possible

Added Paths:
-----------
    pkg/branches/rosbus/gui/
    pkg/branches/rosbus/gui/sdlgl/
    pkg/branches/rosbus/gui/sdlgl/Makefile
    pkg/branches/rosbus/gui/sdlgl/include/
    pkg/branches/rosbus/gui/sdlgl/include/sdlgl/
    pkg/branches/rosbus/gui/sdlgl/include/sdlgl/sdlgl.h
    pkg/branches/rosbus/gui/sdlgl/lib/
    pkg/branches/rosbus/gui/sdlgl/manifest.xml
    pkg/branches/rosbus/gui/sdlgl/src/
    pkg/branches/rosbus/gui/sdlgl/src/Makefile
    pkg/branches/rosbus/gui/sdlgl/src/sdlgl.cpp

Added: pkg/branches/rosbus/gui/sdlgl/Makefile
===================================================================
--- pkg/branches/rosbus/gui/sdlgl/Makefile	                        (rev 0)
+++ pkg/branches/rosbus/gui/sdlgl/Makefile	2008-04-23 21:28:22 UTC (rev 166)
@@ -0,0 +1,2 @@
+SUBDIRS = src
+include $(shell rospack find mk)/recurse_subdirs.mk

Added: pkg/branches/rosbus/gui/sdlgl/include/sdlgl/sdlgl.h
===================================================================
--- pkg/branches/rosbus/gui/sdlgl/include/sdlgl/sdlgl.h	                        (rev 0)
+++ pkg/branches/rosbus/gui/sdlgl/include/sdlgl/sdlgl.h	2008-04-23 21:28:22 UTC (rev 166)
@@ -0,0 +1,33 @@
+#ifndef SDLGL_SDLGL_H
+#define SDLGL_SDLGL_H
+
+#include <SDL/SDL.h>
+
+namespace ros
+{
+
+class SDLGL
+{
+public:
+  SDLGL();
+  virtual ~SDLGL();
+  virtual void mouse_motion(int x, int y, int dx, int dy, int buttons) { }
+  virtual void mouse_button(int x, int y, int button, bool is_down) { }
+  virtual void keypress(char c, uint16_t u, SDLMod mod) { }
+  virtual void set_view_params(int width, int height) { }
+  bool init_gui(int width, int height, const char *window_title = NULL);
+  void main_loop();
+  void request_render();
+protected:
+  static const int RENDER_USER_EVENT = 0xdeadbeef; // ha ha
+  virtual void render() = 0;
+private:  
+/*
+  static void *g_main_loop(void *parent);
+*/
+};
+
+}
+
+#endif
+

Added: pkg/branches/rosbus/gui/sdlgl/manifest.xml
===================================================================
--- pkg/branches/rosbus/gui/sdlgl/manifest.xml	                        (rev 0)
+++ pkg/branches/rosbus/gui/sdlgl/manifest.xml	2008-04-23 21:28:22 UTC (rev 166)
@@ -0,0 +1,6 @@
+<package>
+  <depend package="sdl"/>
+  <export>
+    <cpp cflags="-I${prefix}/include" lflags="-L${prefix}/lib -lsdlgl -lGL -lGLU"/>
+  </export>
+</package>

Added: pkg/branches/rosbus/gui/sdlgl/src/Makefile
===================================================================
--- pkg/branches/rosbus/gui/sdlgl/src/Makefile	                        (rev 0)
+++ pkg/branches/rosbus/gui/sdlgl/src/Makefile	2008-04-23 21:28:22 UTC (rev 166)
@@ -0,0 +1,5 @@
+SRC = sdlgl.cpp
+OUT = ../lib/libsdlgl.a 
+PKG = sdlgl
+include $(shell rospack find mk)/lib.mk
+

Added: pkg/branches/rosbus/gui/sdlgl/src/sdlgl.cpp
===================================================================
--- pkg/branches/rosbus/gui/sdlgl/src/sdlgl.cpp	                        (rev 0)
+++ pkg/branches/rosbus/gui/sdlgl/src/sdlgl.cpp	2008-04-23 21:28:22 UTC (rev 166)
@@ -0,0 +1,92 @@
+#include <unistd.h>
+#include "sdlgl/sdlgl.h"
+
+using namespace ros;
+
+SDLGL::SDLGL()
+{
+}
+
+SDLGL::~SDLGL()
+{
+}
+
+void SDLGL::request_render()
+{
+  SDL_Event e;
+  e.type = SDL_USEREVENT;
+  e.user.code = RENDER_USER_EVENT;
+  e.user.data1 = NULL;
+  e.user.data2 = NULL;
+  SDL_PushEvent(&e);
+}
+
+bool SDLGL::init_gui(int width, int height, const char *title)
+{
+  SDL_EnableUNICODE(SDL_ENABLE);
+  if (SDL_Init(SDL_INIT_VIDEO) < 0)
+  {
+    printf("video init failed: %s\n", SDL_GetError());
+    return false;
+  }
+  SDL_GL_SetAttribute(SDL_GL_DEPTH_SIZE, 24);
+  SDL_GL_SetAttribute(SDL_GL_DOUBLEBUFFER, 1);
+  if (title)
+    SDL_WM_SetCaption(title, title);
+  if (!SDL_SetVideoMode(width, height, 32, SDL_OPENGL | SDL_HWSURFACE))
+  {
+    printf("setvideomode failed: %s\n", SDL_GetError());
+    return false;
+  }
+  set_view_params(width, height);
+  request_render();
+}
+/*
+void *srosSDLGL::g_main_loop(void *parent)
+{
+  ((srosSDLGL *)parent)->main_loop();
+}
+*/
+void SDLGL::main_loop()
+{
+  bool done = false;
+  while (!done)
+  {
+    usleep(1000);
+    SDL_Event event;
+    while (SDL_PollEvent(&event))
+    {
+      switch(event.type)
+      {
+        case SDL_USEREVENT:
+          if (event.user.code == RENDER_USER_EVENT)
+            render();
+          break;
+        case SDL_MOUSEMOTION:
+          mouse_motion(event.motion.x, event.motion.y,
+            event.motion.xrel, event.motion.yrel,
+            event.motion.state);
+          break;
+        case SDL_MOUSEBUTTONDOWN:
+        case SDL_MOUSEBUTTONUP:
+          mouse_button(event.button.x, event.button.y,
+            event.button.button, 
+            (event.type == SDL_MOUSEBUTTONDOWN ? true : false));
+          break;
+        case SDL_KEYDOWN:
+          if (event.key.keysym.sym == SDLK_ESCAPE)
+            done = true;
+          else
+            keypress(event.key.keysym.sym, 
+                     event.key.keysym.unicode,
+                     event.key.keysym.mod);
+          break;
+        case SDL_QUIT:
+          done = true;
+          break;
+      }
+    }
+  }
+  SDL_Quit();
+}
+


This was sent by the SourceForge.net collaborative development platform, the world's largest Open Source development site.