added 3dengfx into the repo, probably not the correct version for this

[summerhack] / src / 3dengfx / src / fxwt / fxwt_glut.cpp

diff --git a/src/3dengfx/src/fxwt/fxwt_glut.cpp b/src/3dengfx/src/fxwt/fxwt_glut.cpp
new file mode 100644 (file)
index 0000000..eded410
--- /dev/null
+++ b/src/3dengfx/src/fxwt/fxwt_glut.cpp
@@ -0,0 +1,132 @@
+/*
+This file is part of fxwt, the window system toolkit of 3dengfx.
+
+Copyright (C) 2005 John Tsiombikas <nuclear@siggraph.org>
+
+This program 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.
+
+This program 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 this program; if not, write to the Free Software
+Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+*/
+
+/* main fxwt event handling and window system abstraction through GLUT.
+ *
+ * Author: John Tsiombikas 2005
+ */
+
+#include "3dengfx_config.h"
+
+#if GFX_LIBRARY == GLUT
+
+#include "gfx_library.h"
+#include "fxwt.hpp"
+#include "3dengfx/3denginefx.hpp"
+#include "common/err_msg.h"
+
+#if defined(__unix__) || defined(unix)
+#include <unistd.h>
+#ifdef _POSIX_PRIORITY_SCHEDULING
+#include <sched.h>
+#endif // _POSIX_PRIORITY_SCHEDULING
+#endif // __unix__
+
+#if defined(WIN32) || defined(__WIN32__)
+#include <windows.h>
+#endif // WIN32
+
+using std::list;
+using namespace fxwt;
+
+static void glut_disp_handler();
+static void glut_idle_handler();
+static void glut_keyb_handler(unsigned char key, int x, int y);
+static void glut_motion_handler(int x, int y);
+static void glut_button_handler(int bn, int state, int x, int y);
+
+extern int fxwt_glut_win;
+
+Vector2 fxwt::get_mouse_pos_normalized() {
+       // TODO: implement this
+       return Vector2(0, 0);
+}
+
+void fxwt::set_window_title(const char *title) {
+       glutSetWindow(fxwt_glut_win);
+       glutSetWindowTitle(title);
+}
+
+void fxwt::swap_buffers() {
+       glutSetWindow(fxwt_glut_win);
+       glutSwapBuffers();
+#if defined(_POSIX_PRIORITY_SCHEDULING)
+       sched_yield();
+#elif defined(WIN32)
+       Sleep(0);
+#endif
+
+}
+
+int fxwt::main_loop() {
+       set_verbosity(3);
+
+       // register glut event handlers
+       glutSetWindow(fxwt_glut_win);
+       glutDisplayFunc(glut_disp_handler);
+       if(!idle_handlers.empty()) glutIdleFunc(glut_idle_handler);
+       glutKeyboardFunc(glut_keyb_handler);
+       if(!motion_handlers.empty()) {
+               glutMotionFunc(glut_motion_handler);
+               glutPassiveMotionFunc(glut_motion_handler);
+       }
+       glutMouseFunc(glut_button_handler);
+
+       glutMainLoop();
+       return 0;
+}
+
+static void glut_disp_handler() {
+       list<void (*)()>::iterator iter = disp_handlers.begin();
+       while(iter != disp_handlers.end()) {
+               (*iter++)();
+       }
+}
+static void glut_idle_handler() {
+       list<void (*)()>::iterator iter = idle_handlers.begin();
+       while(iter != idle_handlers.end()) {
+               (*iter++)();
+       }
+}
+
+static void glut_keyb_handler(unsigned char key, int x, int y) {
+       list<void (*)(int)>::iterator iter = keyb_handlers.begin();
+       while(iter != keyb_handlers.end()) {
+               (*iter++)(key);
+       }
+}
+
+static void glut_motion_handler(int x, int y) {
+       list<void (*)(int, int)>::iterator iter = motion_handlers.begin();
+       while(iter != motion_handlers.end()) {
+               (*iter++)(x, y);
+       }
+}
+
+static void glut_button_handler(int bn, int state, int x, int y) {
+       bn++;
+       button_state[bn] = state == GLUT_DOWN;
+       list<void (*)(int, int, int, int)>::iterator iter = button_handlers.begin();
+       while(iter != button_handlers.end()) {
+               (*iter++)(bn, state == GLUT_DOWN, x, y);
+       }
+}
+
+#endif // GFX_LIBRARY == GLUT