#include <stdlib.h>
+#include <simgear/compiler.h>
+#include <simgear/structure/exception.hxx>
+#include <simgear/debug/logstream.hxx>
+
#include <SDL/SDL.h>
#include <plib/pu.h>
static fgIdleHandler IdleHandler = 0;
static fgDrawHandler DrawHandler = 0;
+static fgWindowResizeHandler WindowResizeHandler = 0;
static fgKeyHandler KeyHandler = 0;
static fgMouseClickHandler MouseClickHandler = 0;
static fgMouseMotionHandler MouseMotionHandler = 0;
static int CurrentMouseY = 0;
static int CurrentMouseCursor = MOUSE_CURSOR_POINTER;
static bool NeedRedraw = false;
+static int VidMask = SDL_OPENGL|SDL_RESIZABLE;
void fgRegisterIdleHandler(fgIdleHandler func)
{
void fgRegisterWindowResizeHandler(fgWindowResizeHandler func)
{
- // Noop. SDL does not support window resize.
+ WindowResizeHandler = func;
}
void fgRegisterKeyHandler(fgKeyHandler func)
bool alpha, bool stencil, bool fullscreen)
{
int cbits = (bpp <= 16) ? 5 : 8;
- int zbits = (bpp <= 16) ? 16 : 32;
+ int zbits = (bpp <= 16) ? 16 : 24;
+
+ if (SDL_Init(SDL_INIT_VIDEO|SDL_INIT_NOPARACHUTE) == -1)
+ throw sg_throwable(string("Failed to initialize SDL: ")
+ + SDL_GetError());
+ atexit(SDL_Quit);
- SDL_Init(SDL_INIT_VIDEO|SDL_INIT_NOPARACHUTE); // FIXME: handle errors
+ SDL_WM_SetCaption("FlightGear", "FlightGear");
SDL_GL_SetAttribute(SDL_GL_RED_SIZE, cbits);
SDL_GL_SetAttribute(SDL_GL_GREEN_SIZE, cbits);
SDL_GL_SetAttribute(SDL_GL_BLUE_SIZE, cbits);
if(alpha)
SDL_GL_SetAttribute(SDL_GL_ALPHA_SIZE, 8);
- if(stencil)
+ if(bpp > 16 && stencil)
SDL_GL_SetAttribute(SDL_GL_STENCIL_SIZE, 8);
SDL_GL_SetAttribute(SDL_GL_DEPTH_SIZE, zbits);
SDL_GL_SetAttribute(SDL_GL_DOUBLEBUFFER, 1);
- int vidmask = SDL_OPENGL;
if(fullscreen) {
- vidmask |= SDL_FULLSCREEN;
+ VidMask |= SDL_FULLSCREEN;
}
- SDL_SetVideoMode(w, h, 16, vidmask); // FIXME: handle errors
-
- SDL_WM_SetCaption("FlightGear", "FlightGear");
+ if (SDL_SetVideoMode(w, h, 16, VidMask) == 0)
+ throw sg_throwable(string("Failed to set SDL video mode: ")
+ + SDL_GetError());
// This enables keycode translation (e.g. capital letters when
// shift is pressed, as well as i18n input methods). Eventually,
// we may want to port the input maps to specify <mod-shift>
// explicitly, and will turn this off.
SDL_EnableUNICODE(1);
+ SDL_EnableKeyRepeat(SDL_DEFAULT_REPEAT_DELAY, SDL_DEFAULT_REPEAT_INTERVAL);
initCursors();
fgSetMouseCursor(MOUSE_CURSOR_POINTER);
// int realh = screen->h;
}
-static void handleKey(int key, int keyup)
+
+struct keydata {
+ keydata() : unicode(0), mod(0) {};
+ Uint16 unicode;
+ unsigned int mod;
+} keys[SDLK_LAST];
+
+
+static void handleKey(int key, int raw, int keyup)
{
int modmask = 0;
switch(key) {
case SDLK_F11: key = PU_KEY_F11; break;
case SDLK_F12: key = PU_KEY_F12; break;
}
+
+ // Keypad codes. This is a situation where we *don't* want the
+ // Unicode cooking for our input. Oddly, neither PUI nor Glut
+ // define these anywhere, so I lifted the numbers out of
+ // FlightGear's keyboard.xml. Some unused code are therefore
+ // missing.
+ switch(raw) {
+ case SDLK_KP0: key = 364; break;
+ case SDLK_KP1: key = 363; break;
+ case SDLK_KP2: key = 359; break;
+ case SDLK_KP3: key = 361; break;
+ case SDLK_KP4: key = 356; break;
+ case SDLK_KP5: key = 309; break;
+ case SDLK_KP6: key = 358; break;
+ case SDLK_KP7: key = 362; break;
+ case SDLK_KP8: key = 357; break;
+ case SDLK_KP9: key = 360; break;
+ case SDLK_KP_ENTER: key = 269; break;
+ }
+
+ int keymod = 0;
if(keyup) {
CurrentModifiers &= ~modmask;
- CurrentModifiers |= KEYMOD_RELEASED;
+ keymod = CurrentModifiers | KEYMOD_RELEASED;
} else {
CurrentModifiers |= modmask;
- CurrentModifiers &= ~KEYMOD_RELEASED;
+ keymod = CurrentModifiers & ~KEYMOD_RELEASED;
+ }
+
+ if(modmask == 0 && KeyHandler) {
+ if (keymod & KEYMOD_RELEASED) {
+ if (keys[raw].mod) {
+ key = keys[raw].unicode;
+ keys[raw].mod = 0;
+ }
+ } else {
+ keys[raw].mod = keymod;
+ keys[raw].unicode = key;
+ }
+ (*KeyHandler)(key, keymod, CurrentMouseX, CurrentMouseY);
}
- if(modmask == 0 && KeyHandler)
- (*KeyHandler)(key, CurrentModifiers, CurrentMouseX, CurrentMouseY);
}
-// FIXME: need to export this and get the rest of FlightGear to use
-// it, the SDL hook is required to do things like reset the video
-// mode and key repeat. Integrate with existing fgExit() in util.cxx.
+// FIXME: Integrate with existing fgExit() in util.cxx.
void fgOSExit(int code)
{
- SDL_Quit();
exit(code);
}
{
while(1) {
SDL_Event e;
+ int key;
while(SDL_PollEvent(&e)) {
switch(e.type) {
case SDL_QUIT:
break;
case SDL_KEYDOWN:
case SDL_KEYUP:
- handleKey(e.key.keysym.unicode, e.key.state == SDL_RELEASED);
+ key = e.key.keysym.unicode;
+ if(key == 0) key = e.key.keysym.sym;
+ handleKey(key, e.key.keysym.sym, e.key.state == SDL_RELEASED);
break;
case SDL_MOUSEBUTTONDOWN:
case SDL_MOUSEBUTTONUP:
if(MouseClickHandler)
(*MouseClickHandler)(e.button.button - 1,
e.button.state == SDL_RELEASED,
- e.button.x, e.button.y);
+ e.button.x, e.button.y, true, 0);
break;
case SDL_MOUSEMOTION:
CurrentMouseX = e.motion.x;
if(MouseMotionHandler)
(*MouseMotionHandler)(e.motion.x, e.motion.y);
break;
+ case SDL_VIDEORESIZE:
+ if (SDL_SetVideoMode(e.resize.w, e.resize.h, 16, VidMask) == 0)
+ throw sg_throwable(string("Failed to set SDL video mode: ")
+ + SDL_GetError());
+
+ if (WindowResizeHandler)
+ (*WindowResizeHandler)(e.resize.w, e.resize.h);
+ break;
}
}
if(IdleHandler) (*IdleHandler)();
void fgWarpMouse(int x, int y)
{
+ SDL_Event e[10];
+ SDL_PumpEvents();
+ SDL_PeepEvents(e, 10, SDL_GETEVENT, SDL_MOUSEMOTIONMASK);
SDL_WarpMouse(x, y);
}
return;
}
SDL_ShowCursor(SDL_ENABLE);
- for(int i=0; i<NCURSORS; i++) {
+ for(unsigned int i=0; i<NCURSORS; i++) {
if(cursor == cursors[i].name) {
CurrentMouseCursor = cursor;
SDL_SetCursor(cursors[i].sdlCursor);
static void initCursors()
{
unsigned char mask[128], img[128];
- int i=0;
- for(int i=0; i<NCURSORS; i++) {
+ for(unsigned int i=0; i<NCURSORS; i++) {
if(cursors[i].name == MOUSE_CURSOR_NONE) break;
for(int j=0; j<128; j++) mask[j] = img[j] = 0;
for(int y=0; y<cursors[i].h; y++) {
cursors[i].hoty);
}
}
+
+// Noop; the graphics context is always current
+void fgMakeCurrent()
+{
+}
+
+bool fgOSIsMainCamera(const osg::Camera*)
+{
+ return true;
+}
+
+bool fgOSIsMainContext(const osg::GraphicsContext*)
+{
+ return true;
+}