Mercurial > sdl-ios-xcode
view src/video/ataricommon/SDL_gemdosevents.c @ 1795:398ac0f88e4d
Fixed bug #220
The AltiVec blitters don't compile, since they require __VEC__ to be enabled in
order for the compiler to understand "vector" and friends (i.e. do AltiVec)
But you don't want to turn AltiVec on globally, since then the code would only
run on a G4 (there are already runtime tests, before using the AltiVec
variants)
The solution here is to enable AltiVec locally, for the actual AltiVec code.
author | Sam Lantinga <slouken@libsdl.org> |
---|---|
date | Tue, 09 May 2006 15:09:47 +0000 |
parents | 2405517b5eab |
children | 782fd950bd46 c121d94672cb f1816773a309 |
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/* SDL - Simple DirectMedia Layer Copyright (C) 1997-2006 Sam Lantinga This library is free software; you can redistribute it and/or modify it under the terms of the GNU Lesser General Public License as published by the Free Software Foundation; either version 2.1 of the License, or (at your option) any later version. This library 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 Lesser General Public License for more details. You should have received a copy of the GNU Lesser General Public License along with this library; if not, write to the Free Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA Sam Lantinga slouken@libsdl.org */ #include "SDL_config.h" /* * Atari keyboard events manager, using Gemdos * * Patrice Mandin */ /* Mint includes */ #include <mint/osbind.h> #include <mint/cookie.h> #include "../../events/SDL_sysevents.h" #include "../../events/SDL_events_c.h" #include "SDL_atarikeys.h" #include "SDL_atarievents_c.h" #include "SDL_xbiosevents_c.h" #include "SDL_ataridevmouse_c.h" /* To save state of keyboard */ #define ATARIBIOS_MAXKEYS 128 static unsigned char gemdos_currentkeyboard[ATARIBIOS_MAXKEYS]; static unsigned char gemdos_previouskeyboard[ATARIBIOS_MAXKEYS]; static unsigned char gemdos_currentascii[ATARIBIOS_MAXKEYS]; static SDL_bool use_dev_mouse = SDL_FALSE; /* Special keys state */ enum { K_RSHIFT=0, K_LSHIFT, K_CTRL, K_ALT, K_CAPSLOCK, K_CLRHOME, K_INSERT }; enum { DEV_BUSY=0, DEV_READY }; /* The translation tables from a console scancode to a SDL keysym */ static SDLKey keymap[ATARIBIOS_MAXKEYS]; static SDL_keysym *TranslateKey(int scancode, int asciicode, SDL_keysym *keysym, SDL_bool pressed); static void UpdateSpecialKeys(int special_keys_state); void AtariGemdos_InitOSKeymap(_THIS) { int i, vectors_mask; unsigned long dummy; SDL_memset(gemdos_currentkeyboard, 0, sizeof(gemdos_currentkeyboard)); SDL_memset(gemdos_previouskeyboard, 0, sizeof(gemdos_previouskeyboard)); /* Initialize keymap */ for ( i=0; i<sizeof(keymap); i++ ) keymap[i] = SDLK_UNKNOWN; /* Functions keys */ for ( i = 0; i<10; i++ ) keymap[SCANCODE_F1 + i] = SDLK_F1+i; /* Cursor keypad */ keymap[SCANCODE_HELP] = SDLK_HELP; keymap[SCANCODE_UNDO] = SDLK_UNDO; keymap[SCANCODE_INSERT] = SDLK_INSERT; keymap[SCANCODE_CLRHOME] = SDLK_HOME; keymap[SCANCODE_UP] = SDLK_UP; keymap[SCANCODE_DOWN] = SDLK_DOWN; keymap[SCANCODE_RIGHT] = SDLK_RIGHT; keymap[SCANCODE_LEFT] = SDLK_LEFT; /* Special keys */ keymap[SCANCODE_ESCAPE] = SDLK_ESCAPE; keymap[SCANCODE_BACKSPACE] = SDLK_BACKSPACE; keymap[SCANCODE_TAB] = SDLK_TAB; keymap[SCANCODE_ENTER] = SDLK_RETURN; keymap[SCANCODE_DELETE] = SDLK_DELETE; keymap[SCANCODE_LEFTCONTROL] = SDLK_LCTRL; keymap[SCANCODE_LEFTSHIFT] = SDLK_LSHIFT; keymap[SCANCODE_RIGHTSHIFT] = SDLK_RSHIFT; keymap[SCANCODE_LEFTALT] = SDLK_LALT; keymap[SCANCODE_CAPSLOCK] = SDLK_CAPSLOCK; use_dev_mouse = (SDL_AtariDevMouse_Open()!=0) ? SDL_TRUE : SDL_FALSE; vectors_mask = ATARI_XBIOS_JOYSTICKEVENTS; /* XBIOS joystick events */ if (!use_dev_mouse) { vectors_mask |= ATARI_XBIOS_MOUSEEVENTS; /* XBIOS mouse events */ } if (Getcookie(C_MiNT, &dummy)==C_FOUND) { vectors_mask = 0; } SDL_AtariXbios_InstallVectors(vectors_mask); } void AtariGemdos_PumpEvents(_THIS) { int i; SDL_keysym keysym; /* Update pressed keys */ SDL_memset(gemdos_currentkeyboard, 0, ATARIBIOS_MAXKEYS); while (Cconis()!=DEV_BUSY) { unsigned long key_pressed; unsigned char scancode, asciicode; key_pressed=Cnecin(); asciicode = key_pressed; scancode = key_pressed >> 16; gemdos_currentkeyboard[scancode]=0xFF; gemdos_currentascii[scancode]=asciicode; } /* Read special keys */ UpdateSpecialKeys(Kbshift(-1)); /* Now generate events */ for (i=0; i<ATARIBIOS_MAXKEYS; i++) { /* Key pressed ? */ if (gemdos_currentkeyboard[i] && !gemdos_previouskeyboard[i]) SDL_PrivateKeyboard(SDL_PRESSED, TranslateKey(i, gemdos_currentascii[i], &keysym, SDL_TRUE)); /* Key unpressed ? */ if (gemdos_previouskeyboard[i] && !gemdos_currentkeyboard[i]) SDL_PrivateKeyboard(SDL_RELEASED, TranslateKey(i, gemdos_currentascii[i], &keysym, SDL_FALSE)); } if (use_dev_mouse) { SDL_AtariDevMouse_PostMouseEvents(this, SDL_TRUE); } else { SDL_AtariXbios_PostMouseEvents(this, SDL_TRUE); } /* Will be previous table */ SDL_memcpy(gemdos_previouskeyboard, gemdos_currentkeyboard, ATARIBIOS_MAXKEYS); } static void UpdateSpecialKeys(int special_keys_state) { #define UPDATE_SPECIAL_KEYS(numbit,scancode) \ { \ if (special_keys_state & (1<<(numbit))) { \ gemdos_currentkeyboard[scancode]=0xFF; \ gemdos_currentascii[scancode]=0; \ } \ } UPDATE_SPECIAL_KEYS(K_RSHIFT, SCANCODE_RIGHTSHIFT); UPDATE_SPECIAL_KEYS(K_LSHIFT, SCANCODE_LEFTSHIFT); UPDATE_SPECIAL_KEYS(K_CTRL, SCANCODE_LEFTCONTROL); UPDATE_SPECIAL_KEYS(K_ALT, SCANCODE_LEFTALT); UPDATE_SPECIAL_KEYS(K_CAPSLOCK, SCANCODE_CAPSLOCK); } static SDL_keysym *TranslateKey(int scancode, int asciicode, SDL_keysym *keysym, SDL_bool pressed) { /* Set the keysym information */ keysym->scancode = scancode; if (asciicode) keysym->sym = asciicode; else keysym->sym = keymap[scancode]; keysym->mod = KMOD_NONE; keysym->unicode = 0; if (SDL_TranslateUNICODE && pressed) { keysym->unicode = SDL_AtariToUnicodeTable[asciicode]; } return(keysym); } void AtariGemdos_ShutdownEvents(void) { SDL_AtariXbios_RestoreVectors(); if (use_dev_mouse) { SDL_AtariDevMouse_Close(); } }