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Location: cpp/openttd-patchpack/source/sdl.c - annotation
r795:81c5ad91ae0f
15.6 KiB
text/x-c
(svn r1265) -Fix: the server can also no longer use the money cheat if the
advertise-mode is active
advertise-mode is active
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r0:d63b455452f6 r0:d63b455452f6 r0:d63b455452f6 r0:d63b455452f6 r0:d63b455452f6 r0:d63b455452f6 r0:d63b455452f6 r0:d63b455452f6 r0:d63b455452f6 r423:c15cfc680b31 r0:d63b455452f6 r0:d63b455452f6 r0:d63b455452f6 r0:d63b455452f6 r0:d63b455452f6 r0:d63b455452f6 r0:d63b455452f6 r0:d63b455452f6 r0:d63b455452f6 r0:d63b455452f6 r0:d63b455452f6 r0:d63b455452f6 r410:6458c1253cb1 r0:d63b455452f6 r0:d63b455452f6 r0:d63b455452f6 r0:d63b455452f6 r423:c15cfc680b31 r423:c15cfc680b31 r0:d63b455452f6 | #include "stdafx.h"
#if defined(WITH_SDL)
#include "ttd.h"
#include "gfx.h"
#include "sound.h"
#include "window.h"
#include <SDL.h>
#include "player.h"
#include "hal.h"
#include "network.h"
#ifdef UNIX
#include <signal.h>
#ifdef __MORPHOS__
// The system supplied definition of SIG_DFL is wrong on MorphOS
#undef SIG_DFL
#define SIG_DFL (void (*)(int))0
#endif
#endif
#define DYNAMICALLY_LOADED_SDL
static SDL_Surface *_sdl_screen;
static int _sdl_usage;
static bool _all_modes;
#define MAX_DIRTY_RECTS 100
static SDL_Rect _dirty_rects[MAX_DIRTY_RECTS];
static int _num_dirty_rects;
#define SDL_CALL
#if defined(DYNAMICALLY_LOADED_SDL) && defined(WIN32)
bool LoadLibraryList(void **proc, const char *dll);
typedef struct {
int (SDLCALL *SDL_Init)(Uint32);
int (SDLCALL *SDL_InitSubSystem)(Uint32);
char *(SDLCALL *SDL_GetError)();
void (SDLCALL *SDL_QuitSubSystem)(Uint32);
void (SDLCALL *SDL_UpdateRect)(SDL_Surface *, Sint32, Sint32, Uint32, Uint32);
void (SDLCALL *SDL_UpdateRects)(SDL_Surface *, int, SDL_Rect *);
int (SDLCALL *SDL_SetColors)(SDL_Surface *, SDL_Color *, int, int);
void (SDLCALL *SDL_WM_SetCaption)(const char *, const char *);
int (SDLCALL *SDL_ShowCursor)(int);
void (SDLCALL *SDL_FreeSurface)(SDL_Surface *);
int (SDLCALL *SDL_PollEvent)(SDL_Event *);
void (SDLCALL *SDL_WarpMouse)(Uint16, Uint16);
uint32 (SDLCALL *SDL_GetTicks)();
int (SDLCALL *SDL_OpenAudio)(SDL_AudioSpec *, SDL_AudioSpec*);
void (SDLCALL *SDL_PauseAudio)(int);
void (SDLCALL *SDL_CloseAudio)();
int (SDLCALL *SDL_LockSurface)(SDL_Surface*);
void (SDLCALL *SDL_UnlockSurface)(SDL_Surface*);
SDLMod (SDLCALL *SDL_GetModState)();
void (SDLCALL *SDL_Delay)(Uint32);
void (SDLCALL *SDL_Quit)();
SDL_Surface *(SDLCALL *SDL_SetVideoMode)(int, int, int, Uint32);
int (SDLCALL *SDL_EnableKeyRepeat)(int, int);
void (SDLCALL *SDL_EnableUNICODE)(int);
void (SDLCALL *SDL_VideoDriverName)(char *, int);
SDL_Rect **(SDLCALL *SDL_ListModes)(void *, int);
Uint8 *(SDLCALL *SDL_GetKeyState)(int *);
} SDLProcs;
#define M(x) x "\0"
static const char sdl_files[] =
M("sdl.dll")
M("SDL_Init")
M("SDL_InitSubSystem")
M("SDL_GetError")
M("SDL_QuitSubSystem")
M("SDL_UpdateRect")
M("SDL_UpdateRects")
M("SDL_SetColors")
M("SDL_WM_SetCaption")
M("SDL_ShowCursor")
M("SDL_FreeSurface")
M("SDL_PollEvent")
M("SDL_WarpMouse")
M("SDL_GetTicks")
M("SDL_OpenAudio")
M("SDL_PauseAudio")
M("SDL_CloseAudio")
M("SDL_LockSurface")
M("SDL_UnlockSurface")
M("SDL_GetModState")
M("SDL_Delay")
M("SDL_Quit")
M("SDL_SetVideoMode")
M("SDL_EnableKeyRepeat")
M("SDL_EnableUNICODE")
M("SDL_VideoDriverName")
M("SDL_ListModes")
M("SDL_GetKeyState")
M("")
;
#undef M
static SDLProcs _proc;
static char *LoadSdlDLL(void)
{
if (_proc.SDL_Init != NULL)
return NULL;
if (!LoadLibraryList((void**)&_proc, sdl_files))
return "Unable to load sdl.dll";
return NULL;
}
#undef SDL_CALL
#define SDL_CALL _proc.
#endif
#ifdef UNIX
static void SdlAbort(int sig)
{
/* Own hand-made parachute for the cases of failed assertions. */
SDL_CALL SDL_Quit();
switch (sig) {
case SIGSEGV:
case SIGFPE:
signal(sig, SIG_DFL);
raise(sig);
break;
default:
break;
}
}
#endif
static char *SdlOpen(uint32 x)
{
#if defined(DYNAMICALLY_LOADED_SDL) && defined(WIN32)
{
char *s = LoadSdlDLL();
if (s != NULL) return s;
}
#endif
if (_sdl_usage++ == 0) {
if (SDL_CALL SDL_Init(x) == -1)
return SDL_CALL SDL_GetError();
} else if (x != 0) {
if (SDL_CALL SDL_InitSubSystem(x) == -1)
return SDL_CALL SDL_GetError();
}
#ifdef UNIX
signal(SIGABRT, SdlAbort);
signal(SIGSEGV, SdlAbort);
signal(SIGFPE, SdlAbort);
#endif
return NULL;
}
static void SdlClose(uint32 x)
{
if (x != 0)
SDL_CALL SDL_QuitSubSystem(x);
if (--_sdl_usage == 0) {
SDL_CALL SDL_Quit();
#ifdef UNIX
signal(SIGABRT, SIG_DFL);
signal(SIGSEGV, SIG_DFL);
signal(SIGFPE, SIG_DFL);
#endif
}
}
static void SdlVideoMakeDirty(int left, int top, int width, int height)
{
// printf("(%d,%d)-(%d,%d)\n", left, top, width, height);
// _pixels_redrawn += width*height;
if (_num_dirty_rects < MAX_DIRTY_RECTS) {
_dirty_rects[_num_dirty_rects].x = left;
_dirty_rects[_num_dirty_rects].y = top;
_dirty_rects[_num_dirty_rects].w = width;
_dirty_rects[_num_dirty_rects].h = height;
}
_num_dirty_rects++;
}
static SDL_Color pal[256];
static void UpdatePalette(uint start, uint end)
{
uint i;
byte *b;
for (i = start, b = _cur_palette + start * 3; i != end; i++, b += 3) {
pal[i].r = b[0];
pal[i].g = b[1];
pal[i].b = b[2];
pal[i].unused = b[3];
}
SDL_CALL SDL_SetColors(_sdl_screen, pal, start, end);
}
static void InitPalette(void)
{
UpdatePalette(0, 256);
}
static void CheckPaletteAnim(void)
{
if(_pal_last_dirty != -1) {
UpdatePalette(_pal_first_dirty, _pal_last_dirty + 1);
_pal_last_dirty = -1;
}
}
static void DrawSurfaceToScreen(void)
{
int n = _num_dirty_rects;
if (n != 0) {
_num_dirty_rects = 0;
if (n > MAX_DIRTY_RECTS)
SDL_CALL SDL_UpdateRect(_sdl_screen, 0, 0, 0, 0);
else
SDL_CALL SDL_UpdateRects(_sdl_screen, n, _dirty_rects);
}
}
static int CDECL compare_res(const void *pa, const void *pb)
{
int x = ((const uint16*)pa)[0] - ((const uint16*)pb)[0];
if (x != 0) return x;
return ((const uint16*)pa)[1] - ((const uint16*)pb)[1];
}
static const uint16 default_resolutions[][2] = {
{ 640, 480},
{ 800, 600},
{1024, 768},
{1152, 864},
{1280, 960},
{1280, 1024},
{1400, 1050},
{1600, 1200}
};
static void GetVideoModes(void)
{
int i;
SDL_Rect **modes;
modes = SDL_CALL SDL_ListModes(NULL, SDL_SWSURFACE + (_fullscreen ? SDL_FULLSCREEN : 0));
if (modes == NULL)
error("sdl: no modes available");
_all_modes = (modes == (void*)-1);
if (_all_modes) {
// all modes available, put some default ones here
memcpy(_resolutions, default_resolutions, sizeof(default_resolutions));
_num_resolutions = lengthof(default_resolutions);
} else {
int n = 0;
for (i = 0; modes[i]; i++) {
int w = modes[i]->w;
int h = modes[i]->h;
if (IS_INT_INSIDE(w, 640, MAX_SCREEN_WIDTH + 1) &&
IS_INT_INSIDE(h, 480, MAX_SCREEN_HEIGHT + 1)) {
int j;
for (j = 0; j < n; ++j)
if (_resolutions[j][0] == w && _resolutions[j][1] == h)
break;
if (j == n) {
_resolutions[n][0] = w;
_resolutions[n][1] = h;
if (++n == lengthof(_resolutions)) break;
}
}
}
_num_resolutions = n;
qsort(_resolutions, n, sizeof(_resolutions[0]), compare_res);
}
}
static int GetAvailableVideoMode(int *w, int *h)
{
int i;
int best;
uint delta;
// all modes available?
if (_all_modes)
return 1;
// is the wanted mode among the available modes?
for (i = 0; i != _num_resolutions; i++) {
if(*w == _resolutions[i][0] && *h == _resolutions[i][1])
return 1;
}
// use the closest possible resolution
best = 0;
delta = abs((_resolutions[0][0] - *w) * (_resolutions[0][1] - *h));
for (i = 1; i != _num_resolutions; ++i) {
uint newdelta = abs((_resolutions[i][0] - *w) * (_resolutions[i][1] - *h));
if (newdelta < delta) {
best = i;
delta = newdelta;
}
}
*w = _resolutions[best][0];
*h = _resolutions[best][1];
return 2;
}
static bool CreateMainSurface(int w, int h)
{
SDL_Surface *newscreen;
GetAvailableVideoMode(&w, &h);
DEBUG(misc, 0) ("sdl: using mode %dx%d", w, h);
// DO NOT CHANGE TO HWSURFACE, IT DOES NOT WORK
newscreen = SDL_CALL SDL_SetVideoMode(w, h, 8, SDL_SWSURFACE | SDL_HWPALETTE | (_fullscreen ? SDL_FULLSCREEN : SDL_RESIZABLE));
if (newscreen == NULL)
return false;
_screen.width = newscreen->w;
_screen.height = newscreen->h;
_screen.pitch = newscreen->pitch;
_sdl_screen = newscreen;
InitPalette();
SDL_CALL SDL_WM_SetCaption("OpenTTD", "OpenTTD");
SDL_CALL SDL_ShowCursor(0);
GameSizeChanged();
return true;
}
typedef struct VkMapping {
uint16 vk_from;
byte vk_count;
byte map_to;
} VkMapping;
#define AS(x, z) {x, 0, z}
#define AM(x, y, z, w) {x, y - x, z}
static const VkMapping _vk_mapping[] = {
// Pageup stuff + up/down
AM(SDLK_PAGEUP, SDLK_PAGEDOWN, WKC_PAGEUP, WKC_PAGEDOWN),
AS(SDLK_UP, WKC_UP),
AS(SDLK_DOWN, WKC_DOWN),
AS(SDLK_LEFT, WKC_LEFT),
AS(SDLK_RIGHT, WKC_RIGHT),
AS(SDLK_HOME, WKC_HOME),
AS(SDLK_END, WKC_END),
AS(SDLK_INSERT, WKC_INSERT),
AS(SDLK_DELETE, WKC_DELETE),
// Map letters & digits
AM(SDLK_a, SDLK_z, 'A', 'Z'),
AM(SDLK_0, SDLK_9, '0', '9'),
AS(SDLK_ESCAPE, WKC_ESC),
AS(SDLK_PAUSE, WKC_PAUSE),
AS(SDLK_BACKSPACE, WKC_BACKSPACE),
AS(SDLK_SPACE, WKC_SPACE),
AS(SDLK_RETURN, WKC_RETURN),
AS(SDLK_TAB, WKC_TAB),
// Function keys
AM(SDLK_F1, SDLK_F12, WKC_F1, WKC_F12),
// Numeric part.
// What is the virtual keycode for numeric enter??
AM(SDLK_KP0, SDLK_KP9, WKC_NUM_0, WKC_NUM_9),
AS(SDLK_KP_DIVIDE, WKC_NUM_DIV),
AS(SDLK_KP_MULTIPLY, WKC_NUM_MUL),
AS(SDLK_KP_MINUS, WKC_NUM_MINUS),
AS(SDLK_KP_PLUS, WKC_NUM_PLUS),
AS(SDLK_KP_ENTER, WKC_NUM_ENTER),
AS(SDLK_KP_PERIOD, WKC_NUM_DECIMAL)
};
static uint32 ConvertSdlKeyIntoMy(SDL_keysym *sym)
{
const VkMapping *map;
uint key = 0;
for (map = _vk_mapping; map != endof(_vk_mapping); ++map) {
if ((uint)(sym->sym - map->vk_from) <= map->vk_count) {
key = sym->sym - map->vk_from + map->map_to;
break;
}
}
// check scancode for BACKQUOTE key, because we want the key left of "1", not anything else (on non-US keyboards)
#if defined(WIN32)
if (sym->scancode == 41) key |= WKC_BACKQUOTE;
#elif defined(__APPLE__)
if (sym->scancode == 10) key |= WKC_BACKQUOTE;
#elif defined(__MORPHOS__)
if (sym->scancode == 0) key |= WKC_BACKQUOTE; // yes, that key is code '0' under MorphOS :)
#elif defined(__BEOS__)
if (sym->scancode == 17) key |= WKC_BACKQUOTE;
#elif defined(__SVR4) && defined(__sun)
if (sym->scancode == 60) key |= WKC_BACKQUOTE;
if (sym->scancode == 49) key |= WKC_BACKSPACE;
#else
if (sym->scancode == 49) key |= WKC_BACKQUOTE;
#endif
// META are the command keys on mac
if (sym->mod & KMOD_META) key |= WKC_META;
if (sym->mod & KMOD_SHIFT) key |= WKC_SHIFT;
if (sym->mod & KMOD_CTRL) key |= WKC_CTRL;
if (sym->mod & KMOD_ALT) key |= WKC_ALT;
// these two lines really help porting hotkey combos. Uncomment to use -- Bjarni
//printf("scancode character pressed %d\n", sym->scancode);
//printf("unicode character pressed %d\n", sym->unicode);
return (key << 16) + sym->unicode;
}
void DoExitSave();
static int PollEvent(void)
{
SDL_Event ev;
if (!SDL_CALL SDL_PollEvent(&ev))
return -2;
switch (ev.type) {
case SDL_MOUSEMOTION:
if (_cursor.fix_at) {
int dx = ev.motion.x - _cursor.pos.x;
int dy = ev.motion.y - _cursor.pos.y;
if (dx != 0 || dy != 0) {
_cursor.delta.x += dx;
_cursor.delta.y += dy;
SDL_CALL SDL_WarpMouse(_cursor.pos.x, _cursor.pos.y);
}
} else {
_cursor.delta.x = ev.motion.x - _cursor.pos.x;
_cursor.delta.y = ev.motion.y - _cursor.pos.y;
_cursor.pos.x = ev.motion.x;
_cursor.pos.y = ev.motion.y;
_cursor.dirty = true;
}
break;
case SDL_MOUSEBUTTONDOWN:
if (_rightclick_emulate && (SDL_CALL SDL_GetModState() & (KMOD_LCTRL | KMOD_RCTRL)))
ev.button.button = SDL_BUTTON_RIGHT;
switch (ev.button.button) {
case SDL_BUTTON_LEFT:
_left_button_down = true;
break;
case SDL_BUTTON_RIGHT:
_right_button_down = true;
_right_button_clicked = true;
break;
#if !defined(WIN32)
case SDL_BUTTON_WHEELUP:
_cursor.wheel--;
break;
case SDL_BUTTON_WHEELDOWN:
_cursor.wheel++;
break;
#endif
default:
break;
}
break;
case SDL_MOUSEBUTTONUP:
if (_rightclick_emulate) {
_right_button_down = false;
_left_button_down = false;
_left_button_clicked = false;
} else if (ev.button.button == SDL_BUTTON_LEFT) {
_left_button_down = false;
_left_button_clicked = false;
} else if (ev.button.button == SDL_BUTTON_RIGHT) {
_right_button_down = false;
}
break;
case SDL_QUIT:
// do not ask to quit on the main screen
if (_game_mode != GM_MENU) {
if(_patches.autosave_on_exit) {
DoExitSave();
return ML_QUIT;
} else
AskExitGame();
} else
return ML_QUIT;
break;
case SDL_KEYDOWN:
if ((ev.key.keysym.mod & (KMOD_ALT | KMOD_META)) &&
(ev.key.keysym.sym == SDLK_RETURN || ev.key.keysym.sym == SDLK_f)) {
_fullscreen ^= true;
GetVideoModes();
CreateMainSurface(_screen.width, _screen.height);
MarkWholeScreenDirty();
} else {
_pressed_key = ConvertSdlKeyIntoMy(&ev.key.keysym);
}
break;
case SDL_VIDEORESIZE: {
int w = clamp(ev.resize.w, 64, MAX_SCREEN_WIDTH);
int h = clamp(ev.resize.h, 64, MAX_SCREEN_HEIGHT);
ChangeResInGame(w, h);
break;
}
}
return -1;
}
static const char *SdlVideoStart(char **parm)
{
char buf[30];
const char *s = SdlOpen(SDL_INIT_VIDEO);
if (s != NULL) return s;
SDL_CALL SDL_VideoDriverName(buf, 30);
DEBUG(misc, 0) ("sdl: using driver '%s'", buf);
GetVideoModes();
CreateMainSurface(_cur_resolution[0], _cur_resolution[1]);
MarkWholeScreenDirty();
SDL_CALL SDL_EnableKeyRepeat(SDL_DEFAULT_REPEAT_DELAY, SDL_DEFAULT_REPEAT_INTERVAL);
SDL_CALL SDL_EnableUNICODE(1);
return NULL;
}
static void SdlVideoStop(void)
{
SdlClose(SDL_INIT_VIDEO);
}
static int SdlVideoMainLoop(void)
{
uint32 next_tick = SDL_CALL SDL_GetTicks() + 30;
uint32 cur_ticks;
uint32 pal_tick = 0;
int i;
uint32 mod;
int numkeys;
Uint8 *keys;
for (;;) {
InteractiveRandom(); // randomness
while ((i = PollEvent()) == -1) {}
if (i >= 0) return i;
if (_exit_game) return ML_QUIT;
mod = SDL_CALL SDL_GetModState();
keys = SDL_CALL SDL_GetKeyState(&numkeys);
#if defined(_DEBUG)
if (_shift_pressed)
#else
if (keys[SDLK_TAB])
#endif
{
if (!_networking) _fast_forward |= 2;
} else if (_fast_forward & 2) {
_fast_forward = 0;
}
cur_ticks = SDL_CALL SDL_GetTicks();
if ((_fast_forward && !_pause) || cur_ticks > next_tick)
next_tick = cur_ticks;
if (cur_ticks == next_tick) {
next_tick += 30;
_ctrl_pressed = !!(mod & (KMOD_LCTRL | KMOD_RCTRL));
_shift_pressed = !!(mod & (KMOD_LSHIFT | KMOD_RSHIFT));
_dbg_screen_rect = !!(mod & KMOD_CAPS);
// determine which directional keys are down
_dirkeys =
(keys[SDLK_LEFT] ? 1 : 0) |
(keys[SDLK_UP] ? 2 : 0) |
(keys[SDLK_RIGHT] ? 4 : 0) |
(keys[SDLK_DOWN] ? 8 : 0);
GameLoop();
_screen.dst_ptr = _sdl_screen->pixels;
UpdateWindows();
if (++pal_tick > 4) {
CheckPaletteAnim();
pal_tick = 1;
}
DrawSurfaceToScreen();
} else {
SDL_CALL SDL_Delay(1);
_screen.dst_ptr = _sdl_screen->pixels;
DrawTextMessage();
DrawMouseCursor();
DrawSurfaceToScreen();
}
}
}
static bool SdlVideoChangeRes(int w, int h)
{
// see if the mode is available
if (GetAvailableVideoMode(&w, &h) != 1)
return false;
CreateMainSurface(w, h);
return true;
}
const HalVideoDriver _sdl_video_driver = {
SdlVideoStart,
SdlVideoStop,
SdlVideoMakeDirty,
SdlVideoMainLoop,
SdlVideoChangeRes,
};
static void CDECL fill_sound_buffer(void *userdata, Uint8 *stream, int len)
{
MxMixSamples(_mixer, stream, len / 4);
}
static char *SdlSoundStart(char **parm)
{
SDL_AudioSpec spec;
char *s = SdlOpen(SDL_INIT_AUDIO);
if (s != NULL) return s;
spec.freq = GetDriverParamInt(parm, "hz", 11025);
spec.format = AUDIO_S16SYS;
spec.channels = 2;
spec.samples = 512;
spec.callback = fill_sound_buffer;
SDL_CALL SDL_OpenAudio(&spec, &spec);
SDL_CALL SDL_PauseAudio(0);
return NULL;
}
static void SdlSoundStop(void)
{
SDL_CALL SDL_CloseAudio();
SdlClose(SDL_INIT_AUDIO);
}
const HalSoundDriver _sdl_sound_driver = {
SdlSoundStart,
SdlSoundStop,
};
#if 0 /* XXX what the heck is that? */
#include "viewport.h"
void redsq_debug(int tile)
{
_thd.redsq = tile;
MarkWholeScreenDirty();
_screen.dst_ptr = _sdl_screen->pixels;
UpdateWindows();
SdlVideoMakeDirty(0,0,_screen.width,_screen.height);
DrawSurfaceToScreen();
}
static void DbgRedraw()
{
SdlVideoMakeDirty(0,0,_screen.width,_screen.height);
DrawSurfaceToScreen();
}
#endif
#endif // WITH_SDL
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