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allegro.c
840 lines (707 loc) · 23.9 KB
/
allegro.c
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/*** M2000: Portable P2000 emulator *****************************************/
/*** ***/
/*** allegro.c ***/
/*** ***/
/*** This file contains the Allegro 5 drivers. ***/
/*** ***/
/*** Copyright (C) Marcel de Kogel 1996,1997 ***/
/*** Copyright (C) Stefano Bodrato 2013 ***/
/*** You are not allowed to distribute this software commercially ***/
/*** Please, notify me, if you make any changes to this file ***/
/****************************************************************************/
#include "P2000.h"
#include "Unix.h"
#include <allegro5/allegro.h>
#include <allegro5/allegro_image.h>
#include <allegro5/allegro_primitives.h>
//#undef SOUND
#ifdef SOUND
#include <allegro5/allegro_audio.h>
ALLEGRO_AUDIO_STREAM *stream = NULL;
ALLEGRO_MIXER *mixer = NULL;
ALLEGRO_EVENT_QUEUE *queue = NULL;
ALLEGRO_EVENT event;
int buf_size;
int sample_rate;
signed char *soundbuf; /* Pointer to sound buffer */
int8_t *playbuf;
int mastervolume=4; /* Master volume setting */
static int sound_active=1;
#endif
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <signal.h>
#include <sys/time.h>
#ifndef NR_KEYS
#define NR_KEYS 128
#endif
ALLEGRO_DISPLAY *display = NULL;
char *Title="M2000 (Allegro) 0.6a"; /* Title for -help output */
ALLEGRO_KEYBOARD_STATE kbdstate;
int videomode; /* T emulation only: 0=320x240 1=640x480 */
static int *OldCharacter; /* Holds characters on the screen */
ALLEGRO_BITMAP *FontBuf = NULL;
ALLEGRO_BITMAP *FontBuf_bk = NULL;
ALLEGRO_BITMAP *FontBuf_scaled = NULL;
ALLEGRO_BITMAP *FontBuf_bk_scaled = NULL;
//byte *DisplayBuf; /* Screen buffer */
//unsigned ReadTimerMin; /* Minimum number of micro seconds */
// /* between interrupts */
static int width,height; /* Width and height of the display buffer */
//static int OldTimer=0; /* Value of timer at previous interrupt */
//static int NewTimer=0; /* New value of the timer */
int soundmode=255; /* Sound mode, 255=auto-detect */
#ifdef SOUND
static int soundoff=0; /* If 1, sound is turned off */
#endif
#ifdef JOYSTICK
int joymode=1; /* If 0, do not use joystick */
#endif
//static struct termios termold; /* Original terminal settings */
char szBitmapFile[256]; /* Next screen shot file */
static byte Pal[8*3] = /* SAA5050 palette */
{
0x00,0x00,0x00 , 0xFF,0x00,0x00 , 0x00,0xFF,0x00 , 0xFF,0xFF,0x00 ,
0x00,0x00,0xFF , 0xFF,0x00,0xFF , 0x00,0xFF,0xFF , 0xFF,0xFF,0xFF
};
//static int PausePressed=0; /* 1 if pause key is pressed */
//static byte keybstatus[NR_KEYS]; /* 1 if a certain key is pressed */
//static int makeshot=0; /* 1 -> take a screen shot */
static int calloptions=0; /* 1 -> call OptionsDialogue() */
/*
Y \ X 0 1 2 3 4 5 6 7
0 LEFT 6 up Q 3 5 7 4
1 TAB H Z S D G J F
2 . * SPACE 00 * 0 * # DOWN , RIGHT
3 SHLOCK N < X C B M V
4 CODE Y A W E T U R
5 CLRLN 9 + * - * BACKSP 0 1 -
6 9 * O 8 * 7 * ENTER P 8 @
7 3 * . 2 * 1 * -> / K 2
8 6 * L 5 * 4 * 1/4 ; I :
9 LSHIFT RSHIFT
*/
/* Oddly ALLEGRO_KEY_4 seems to drag-in the SHIFTed key too.. what's wrong ?? */
//equals=]
static int keymask[]=
{
ALLEGRO_KEY_LEFT, ALLEGRO_KEY_6, ALLEGRO_KEY_UP, ALLEGRO_KEY_Q, ALLEGRO_KEY_3, ALLEGRO_KEY_5, ALLEGRO_KEY_7, ALLEGRO_KEY_4,
ALLEGRO_KEY_TAB, ALLEGRO_KEY_H, ALLEGRO_KEY_Z, ALLEGRO_KEY_S, ALLEGRO_KEY_D, ALLEGRO_KEY_G, ALLEGRO_KEY_J, ALLEGRO_KEY_F,
ALLEGRO_KEY_PAD_ENTER, ALLEGRO_KEY_SPACE, ALLEGRO_KEY_PAD_DELETE, ALLEGRO_KEY_PAD_0, ALLEGRO_KEY_SLASH, ALLEGRO_KEY_DOWN, ALLEGRO_KEY_COMMA, ALLEGRO_KEY_RIGHT,
ALLEGRO_KEY_CAPSLOCK, ALLEGRO_KEY_N, ALLEGRO_KEY_BACKSLASH2, ALLEGRO_KEY_X, ALLEGRO_KEY_C, ALLEGRO_KEY_B, ALLEGRO_KEY_M, ALLEGRO_KEY_V,
ALLEGRO_KEY_LCTRL, ALLEGRO_KEY_Y, ALLEGRO_KEY_A, ALLEGRO_KEY_W, ALLEGRO_KEY_E, ALLEGRO_KEY_T, ALLEGRO_KEY_U, ALLEGRO_KEY_R,
ALLEGRO_KEY_BACKSLASH, ALLEGRO_KEY_9, ALLEGRO_KEY_PAD_PLUS, ALLEGRO_KEY_OPENBRACE, ALLEGRO_KEY_BACKSPACE, ALLEGRO_KEY_0, ALLEGRO_KEY_1, ALLEGRO_KEY_PAD_MINUS,
ALLEGRO_KEY_PAD_9, ALLEGRO_KEY_O, ALLEGRO_KEY_PAD_8, ALLEGRO_KEY_PAD_7, ALLEGRO_KEY_ENTER, ALLEGRO_KEY_P, ALLEGRO_KEY_8, ALLEGRO_KEY_SEMICOLON,
ALLEGRO_KEY_PAD_3, ALLEGRO_KEY_FULLSTOP, ALLEGRO_KEY_PAD_2, ALLEGRO_KEY_PAD_1, ALLEGRO_KEY_RCTRL, ALLEGRO_KEY_MINUS, ALLEGRO_KEY_K, ALLEGRO_KEY_2,
ALLEGRO_KEY_PAD_6, ALLEGRO_KEY_L, ALLEGRO_KEY_PAD_5, ALLEGRO_KEY_PAD_4, ALLEGRO_KEY_CLOSEBRACE, ALLEGRO_KEY_TILDE, ALLEGRO_KEY_I, ALLEGRO_KEY_QUOTE,
ALLEGRO_KEY_LSHIFT, -1, -1, -1, -1, -1, -1, ALLEGRO_KEY_RSHIFT
};
/****************************************************************************/
/*** This function is called by the screen refresh drivers to copy the ***/
/*** off-screen buffer to the actual display ***/
/****************************************************************************/
static void PutImage (void)
{
al_flip_display();
}
/****************************************************************************/
/*** Deallocate resources taken by InitMachine() ***/
/****************************************************************************/
void TrashMachine(void)
{
if (Verbose) printf("\n\nShutting down...\n");
al_destroy_display(display);
al_uninstall_keyboard();
al_shutdown_primitives_addon();
al_shutdown_image_addon();
#ifdef SOUND
al_destroy_event_queue(queue);
al_destroy_audio_stream(stream);
al_uninstall_audio();
free (soundbuf);
#endif
/*
#ifdef SOUND
TrashSound ();
#endif
#ifdef JOYSTICK
TrashJoystick ();
#endif
*/
if (FontBuf) al_destroy_bitmap(FontBuf);
if (FontBuf_bk) al_destroy_bitmap(FontBuf_bk);
if (FontBuf_scaled) al_destroy_bitmap(FontBuf_scaled);
if (FontBuf_bk_scaled) al_destroy_bitmap(FontBuf_bk_scaled);
if (OldCharacter) free (OldCharacter);
//if (CharacterCache) free (CharacterCache);
}
/****************************************************************************/
/*** Update szBitmapFile[] ***/
/****************************************************************************/
static int NextBitmapFile ()
{
char *p;
p=szBitmapFile+strlen(szBitmapFile)-5;
if (*p=='9')
{
*p='0';
--p;
if (*p=='9')
{
*p='0';
--p;
(*p)++;
}
else
{
(*p)++;
if (*p=='0')
return 0;
}
}
else
(*p)++;
return 1;
}
/****************************************************************************/
/*** Initialise all resources needed by the Linux/SVGALib implementation ***/
/****************************************************************************/
int InitMachine(void)
{
//int c,i,j;
int i;
FILE *bitmapfile;
/* This block has been moved in 'LoadFont' */
/*
if (Verbose)
printf ("Initialising Allegro drivers:\n");
if (!al_init() || !al_init_primitives_addon()) {
fprintf(stderr, "Failed to initialize allegro!\n");
return -1;
}
*/
if (Verbose) printf ("Initialising keyboard...");
if(!al_install_keyboard()) {
if (Verbose) printf ("FAILED\n");
return -1;
}
printf("OK\nCreating the output window... ");
if (!P2000_Mode)
width=480;
else
width=960;
switch (videomode)
{
case 1:
height=480;
break;
default:
videomode=0;
height=240;
break;
}
display = al_create_display(width, height);
al_clear_to_color(al_map_rgb(0,0,0));
//al_flip_display();
if (Verbose) {
if (!display) {
printf("FAILED\n");
return -1;
} else
printf("OK\n");
}
if (P2000_Mode)
{
Pal[0]=Pal[1]=Pal[2]=0;
Pal[3]=Pal[4]=Pal[5]=255;
}
/*
if (!P2000_Mode && !videomode)
{
if(Verbose)
printf("OK\n Allocating screen buffer... ");
DisplayBuf=(byte *)malloc(240*240);
if (!DisplayBuf)
{
if (Verbose) puts ("FAILED");
return(0);
}
memset (DisplayBuf,0,240*240);
}
*/
if (Verbose) printf (" Allocating cache buffers... ");
if (P2000_Mode) i=80*24;
else i=40*24;
OldCharacter=malloc (i*sizeof(int));
if (!OldCharacter)
{
if (Verbose) puts ("FAILED");
return(0);
}
memset (OldCharacter,-1,i*sizeof(int));
/*
if (!P2000_Mode && videomode)
{
i=(96+128)*3*sizeof(int);
CharacterCache=malloc(i);
if (!CharacterCache)
{
if (Verbose) puts ("FAILED");
return(0);
}
memset (CharacterCache,-1,i);
}*/
if (Verbose) puts ("OK");
/*
#ifdef JOYSTICK
InitJoystick (joymode);
#endif
*/
strcpy (szBitmapFile,"M2000.bmp");
while ((bitmapfile=fopen(szBitmapFile,"rb"))!=NULL)
{
fclose (bitmapfile);
if (!NextBitmapFile())
break;
}
if (Verbose)
printf (" Next screenshot will be %s\n",szBitmapFile);
//remove (szBitmapFile);
#ifdef SOUND
if (Verbose) printf ("Initializing sound...");
if(!al_install_audio()){
if (Verbose) printf ("FAILED\n");
sound_active=0;
}
if (!al_reserve_samples(0)) {
if (Verbose) printf ("FAILED\n");
sound_active=0;
}
if (Verbose) printf ("OK\n");
if (Verbose) printf (" Creating the audio stream: ");
for (i=4096;i>=128;i/=2)
if (i*IFreq<=44100) break;
sample_rate=i*IFreq;
if (Verbose) printf ("%d Hz...",sample_rate);
/* The actual sampling rate might be different from the optimal one.
Here we calculate the optimal buffer size */
buf_size=sample_rate/IFreq;
for (i=1;(1<<i)<=buf_size;++i);
if (((1<<i)-buf_size)>(buf_size-(1<<(i-1)))) --i;
buf_size=1<<i;
soundbuf=malloc(buf_size);
stream = al_create_audio_stream(2, buf_size, sample_rate, ALLEGRO_AUDIO_DEPTH_UINT8, ALLEGRO_CHANNEL_CONF_1);
if (Verbose) {
if (!stream || !soundbuf) {
printf ("FAILED\n");
sound_active=0;
} else printf ("OK\n");
}
if (Verbose) printf (" Connecting to the default mixer...");
mixer = al_get_default_mixer();
if (Verbose) {
if (!al_attach_audio_stream_to_mixer(stream, mixer)) {
printf ("FAILED\n");
sound_active=0;
} else printf ("OK\n");
} else {
if (!al_attach_audio_stream_to_mixer(stream, mixer))
sound_active=0;
}
if (Verbose) printf (" Registering the sound event...");
queue = al_create_event_queue();
al_register_event_source(queue, al_get_audio_stream_event_source(stream));
al_register_event_source(queue, al_get_display_event_source(display));
if (!queue){
if (Verbose) printf ("FAILED\n");
sound_active=0;
}
while ((playbuf=al_get_audio_stream_fragment(stream)) == NULL) {};
if (Verbose) printf ("OK\n");
//al_set_mixer_postprocess_callback(mixer, mixer_pp_callback, mixer);
// InitSound (soundmode);
#endif
/*
if (Verbose) printf (" Initialising timer...");
ReadTimerMin=1000000/IFreq;
OldTimer=ReadTimer ();
*/
/*
if (Verbose) printf (" Initialising keyboard...");
if (keyboard_init()) { if (Verbose) printf ("FAILED\n"); return 0; }
keyboard_seteventhandler (keyb_handler);
*/
// if (Verbose) printf ("OK\n");
return 1;
}
/****************************************************************************/
/*** This function loads a font and converts it if necessary ***/
/****************************************************************************/
int LoadFont (char *filename)
{
FILE *F;
int i,j,k,c;
char *TempBuf;
if (Verbose)
printf ("Initialising Allegro drivers...");
if (!al_init() || !al_init_primitives_addon() || !al_init_image_addon()) {
if (Verbose) puts ("FAILED");
return -1;
}
if (Verbose) puts ("OK");
al_set_new_display_flags(ALLEGRO_WINDOWED | ALLEGRO_RESIZABLE);
if (Verbose) printf ("Loading font %s...\n",filename);
if (Verbose) printf (" Allocating memory... ");
if (!FontBuf)
{
FontBuf=al_create_bitmap(8192,32);
if (!FontBuf)
{
if (Verbose) puts ("FAILED");
return -1;
}
}
if (!FontBuf_bk)
{
FontBuf_bk=al_create_bitmap(8192,32);
if (!FontBuf_bk)
{
if (Verbose) puts ("FAILED");
return -1;
}
}
if (!P2000_Mode) {
if (!FontBuf_scaled)
{
FontBuf_scaled=al_create_bitmap(8192,64);
if (!FontBuf_scaled)
{
if (Verbose) puts ("FAILED");
return -1;
}
}
if (!FontBuf_bk_scaled)
{
FontBuf_bk_scaled=al_create_bitmap(8192,64);
if (!FontBuf_bk_scaled)
{
if (Verbose) puts ("FAILED");
return -1;
}
}
}
al_set_target_bitmap(FontBuf_bk);
al_clear_to_color(al_map_rgb(255,255,255));
al_set_target_bitmap(FontBuf);
al_clear_to_color(al_map_rgb(0,0,0));
TempBuf=malloc (2240);
if (!TempBuf)
{
if (Verbose) puts ("FAILED");
return -1;
}
if (Verbose) puts ("OK");
if (Verbose) printf (" Opening... ");
i=0;
F=fopen(filename,"rb");
if (F)
{
printf ("Reading... ");
if (fread(TempBuf,2240,1,F)) i=1;
fclose(F);
}
if (Verbose) puts ((i)? "OK":"FAILED");
if (!i) return 0;
/* Stretch characters to 12x20 */
for (i=0;i<(96+128)*10;i+=10)
{
for (j=0;j<10;++j)
{
c=TempBuf[i+j]; // k=0;
for (k=0;k<6;++k)
{
if (c&0x20) {
/* Draw the font on an internal bitmap */
al_set_target_bitmap(FontBuf);
if (!videomode) {
al_draw_filled_rectangle( ((i+k)*2.0)-0.4,j-0.45, ((i+k)*2.0)+2.2,j+1.2,al_map_rgb(255,255,255));
} else {
/* Stretch characters to 12x20 */
al_draw_filled_rectangle( ((i+k)*2.0)-0.4,j*2.0-0.45, ((i+k)*2.0)+2.2,j*2.0+2.2,al_map_rgb(255,255,255));
}
/* Draw the inverted font on an internal bitmap */
al_set_target_bitmap(FontBuf_bk);
if (!videomode) {
al_draw_filled_rectangle( ((i+k)*2.0)-0.4,j-0.45, ((i+k)*2.0)+2.2,j+1.2,al_map_rgb(0,0,0));
} else {
/* Stretch characters to 12x20 */
al_draw_filled_rectangle( ((i+k)*2.0)-0.4,j*2.0-0.45, ((i+k)*2.0)+2.2,j*2.0+2.2,al_map_rgb(0,0,0));
}
}
c*=2;
}
/* Let's define a square area on bottom of font buffer to handle the background colors */
//al_draw_filled_rectangle( 8000.0,0.0,8032.0,32.0,al_map_rgb(255,255,255));
}
}
free (TempBuf);
if (!P2000_Mode) {
al_set_target_bitmap(FontBuf_bk_scaled);
al_draw_scaled_bitmap(FontBuf_bk,0.0,0.0,8192.0,32.0,0.0,0.0,8192.0,64.0,0);
al_set_target_bitmap(FontBuf_scaled);
al_draw_scaled_bitmap(FontBuf,0.0,0.0,8192.0,32.0,0.0,0.0,8192.0,64.0,0);
}
//al_set_target_bitmap((ALLEGRO_BITMAP *)display);
al_set_window_title(display, Title);
//al_save_bitmap("test.bmp", FontBuf_bk_scaled);
return 1;
}
/****************************************************************************/
/*** This function is called at every interrupt to update the P2000 ***/
/*** keyboard matrix and check for special events ***/
/****************************************************************************/
void Keyboard(void)
{
int i,j,k;
//al_rest(0.005);
//al_rest(0.015);
//al_rest(1.0/IFreq-(IFreq/10000));
//keyboard_update ();
al_get_keyboard_state(&kbdstate);
for (i=0; i<80; i++) {
k=i/8;
j=1<<(i%8);
/* Oddly ALLEGRO_KEY_4 seems to drag-in the SHIFTed key too.. what's wrong ?? */
if (al_key_down(&kbdstate, ALLEGRO_KEY_4)) {
KeyMap[0]&=~128;
} else {
if (al_key_down(&kbdstate, keymask[i]))
KeyMap[k]&=~j;
else
KeyMap[k]|=j;
}
}
if (al_key_down(&kbdstate, ALLEGRO_KEY_ESCAPE)||al_key_down(&kbdstate, ALLEGRO_KEY_F10))
Z80_Running=0;
#ifdef DEBUG
if (al_key_down(&kbdstate, ALLEGRO_KEY_F4))
Z80_Trace=!Z80_Trace;
#endif
if (al_key_down(&kbdstate, ALLEGRO_KEY_ENTER))
{}
if (al_key_down(&kbdstate, ALLEGRO_KEY_F6))
calloptions=1;
if (al_key_down(&kbdstate, ALLEGRO_KEY_F7)) {
while (al_key_down(&kbdstate, ALLEGRO_KEY_F7))
al_get_keyboard_state(&kbdstate);
al_save_bitmap(szBitmapFile, al_get_target_bitmap());
NextBitmapFile ();
}
if (al_key_down(&kbdstate, ALLEGRO_KEY_F9)) {
//PausePressed=2;
while (al_key_down(&kbdstate, ALLEGRO_KEY_F9))
al_get_keyboard_state(&kbdstate);
//al_clear_to_color(al_map_rgb(0,0,0));
//al_flip_display();
while (!al_key_down(&kbdstate, ALLEGRO_KEY_F9))
al_get_keyboard_state(&kbdstate);
while (al_key_down(&kbdstate, ALLEGRO_KEY_F9))
al_get_keyboard_state(&kbdstate);
}
if (al_key_down(&kbdstate, ALLEGRO_KEY_F5)) {
soundoff=(!soundoff);
while (al_key_down(&kbdstate, ALLEGRO_KEY_F5))
al_get_keyboard_state(&kbdstate);
}
if (al_key_down(&kbdstate, ALLEGRO_KEY_F11)) {
if (mastervolume) --mastervolume;
}
if (al_key_down(&kbdstate, ALLEGRO_KEY_F12)) {
if (mastervolume<15) ++mastervolume;
}
FlushSound ();
al_rest(0.96/IFreq);
if ((!soundoff)&&(sound_active)) {
while (al_get_next_event (queue, &event)) {
if (event.type == ALLEGRO_EVENT_DISPLAY_CLOSE)
Z80_Running=0;
if (event.type == ALLEGRO_EVENT_AUDIO_STREAM_FRAGMENT) {
al_set_audio_stream_fragment(stream, playbuf);
}
}
} else {
while (al_get_next_event (queue, &event)) {
if (event.type == ALLEGRO_EVENT_DISPLAY_CLOSE)
Z80_Running=0;
}
al_rest(0.04/IFreq);
}
if (calloptions)
{
calloptions=0;
al_flip_display();
OptionsDialogue ();
al_flip_display();
}
/*
#ifdef JOYSTICK
i=ReadJoystick ();
if (i&0x40)
KeyMap[0]&=0xFE;
else if (!keybstatus[SCANCODE_LEFTCONTROL] &&
!keybstatus[SCANCODE_CURSORBLOCKLEFT])
KeyMap[0]|=0x01;
if (i&0x80)
KeyMap[2]&=0x7F;
else if (!keybstatus[SCANCODE_RIGHTCONTROL] &&
!keybstatus[SCANCODE_CURSORBLOCKRIGHT])
KeyMap[2]|=0x80;
if (i&0x10)
KeyMap[0]&=0xFB;
else if (!keybstatus[SCANCODE_LEFTALT] &&
!keybstatus[SCANCODE_CURSORBLOCKUP])
KeyMap[0]|=0x04;
if (i&0x20)
KeyMap[2]&=0xDF;
else if (!keybstatus[SCANCODE_RIGHTALT] &&
!keybstatus[SCANCODE_CURSORBLOCKDOWN])
KeyMap[2]|=0x20;
if (i&0x0F)
KeyMap[2]&=0xFD;
else if (!keybstatus[SCANCODE_SPACE])
KeyMap[2]|=0x02;
#endif
*/
}
/****************************************************************************/
/*** This function is called every interrupt to flush sound pipes and ***/
/*** sync emulation ***/
/****************************************************************************/
void FlushSound (void)
{
int i;
static int soundstate=0;
static int sample_count=1;
#ifdef SOUND
if ((soundoff)||(!sound_active)) return;
for (i=0;i<buf_size;++i)
{
if (soundbuf)
{
soundstate=soundbuf[i];
soundbuf[i]=0;
sample_count=sample_rate/1000;
}
if (playbuf) playbuf[i]=soundstate+128;
if (!--sample_count)
{
sample_count=sample_rate/1000;
if (soundstate>0) --soundstate;
if (soundstate<0) ++soundstate;
}
}
#endif
}
/****************************************************************************/
/*** This function is called when the sound register is written to ***/
/****************************************************************************/
void Sound (int toggle)
{
static int last=-1;
int pos,val;
int p;
if ((soundoff)||(!sound_active)) return;
if (toggle!=last)
{
last=toggle;
//pos=(buf_size-1)-(buf_size*Z80_ICount/Z80_IPeriod);
pos=(buf_size-1)-(buf_size*Z80_ICount/Z80_IPeriod);
val=(toggle)? (-mastervolume*8):(mastervolume*8);
for (p=0; p<(sample_rate/2600); p++) {
//if ((pos-p)>0)
// soundbuf[pos-p]=val;
if ((pos+p)<buf_size)
soundbuf[pos+p]=val;
}
}
}
/****************************************************************************/
/*** Pause specified ammount of time ***/
/****************************************************************************/
void Pause (int ms)
{
/*
int i,j;
j=ReadTimer();
i=j+ms*1000;
while ((j-i)<0) j=ReadTimer();
OldTimer=j;
*/
al_rest((float)ms/1000.0);
}
/****************************************************************************/
/*** Put a character in the display buffer for P2000M emulation mode ***/
/****************************************************************************/
static inline void PutChar_M (int x,int y,int c,int eor,int ul)
{
int K;
K=c+(eor<<8)+(ul<<16);
if (K==OldCharacter[y*80+x]) return;
OldCharacter[y*80+x]=K;
//printf("-M-");
if (videomode) {
al_draw_bitmap_region((eor)?FontBuf_bk:FontBuf, c*20.0, 0.0, 12.0, 20.0, x*12.0, y*20.0, 0);
if (ul)
al_draw_filled_rectangle(x*12.0, (y+1)*20.0 - 2.0, (x+1)*12.0, (y+1)*20.0 - 1.0 ,al_map_rgb(255,255,255));
} else {
al_draw_bitmap_region((eor)?FontBuf_bk:FontBuf, c*20.0, 0.0, 12.0, 10.0, x*12.0, y*10.0, 0);
if (ul)
al_draw_filled_rectangle(x*12.0, (y+1)*10.0 - 2.0, (x+1)*12.0, (y+1)*10.0 - 1.0 ,al_map_rgb(255,255,255));
}
// al_put_pixel(x,y,al_map_rgb(ul,ul,ul));
//al_flip_display();
}
/****************************************************************************/
/*** Put a character in the display buffer for P2000T emulation mode ***/
/****************************************************************************/
static inline void PutChar_T (int x,int y,int c,int fg,int bg,int si)
{
int K;
K=c+(fg<<8)+(bg<<16)+(si<<24);
if (K==OldCharacter[y*40+x]) return;
OldCharacter[y*40+x]=K;
//printf("-T-");
// printf("%c",c);
//al_lock_bitmap(al_get_backbuffer(display), ALLEGRO_PIXEL_FORMAT_ANY, 0);
if (!videomode)
{
//al_draw_tinted_bitmap_region(FontBuf, al_map_rgba(Pal[bg*3], Pal[bg*3+1], Pal[bg*3+2], 255), 8000.0, 0.0, 20.0, 10.0, x*12.0, y*10.0, 0);
if (si) {
if (y&1) {
al_draw_tinted_bitmap_region(FontBuf_scaled, al_map_rgba(Pal[fg*3], Pal[fg*3+1], Pal[fg*3+2], 255), c*20.0, 0.0, 12.0, 20.0, x*12.0, (y-1)*10.0, 0);
if (bg) al_draw_tinted_bitmap_region(FontBuf_bk_scaled, al_map_rgba(Pal[bg*3], Pal[bg*3+1], Pal[bg*3+2], 0), c*20.0, 0.0, 12.0, 20.0, x*12.0, (y-1)*10.0, 0);
}
} else {
al_draw_tinted_bitmap_region(FontBuf, al_map_rgba(Pal[fg*3], Pal[fg*3+1], Pal[fg*3+2], 255), c*20.0, 0.0, 12.0, 10.0, x*12.0, y*10.0, 0);
if (bg) al_draw_tinted_bitmap_region(FontBuf_bk, al_map_rgba(Pal[bg*3], Pal[bg*3+1], Pal[bg*3+2], 0), c*20.0, 0.0, 12.0, 10.0, x*12.0, y*10.0, 0);
}
} else {
if (si) {
if (y&1) {
al_draw_tinted_bitmap_region(FontBuf_scaled, al_map_rgba(Pal[fg*3], Pal[fg*3+1], Pal[fg*3+2], 255), c*20.0, 0.0, 12.0, 40.0, x*12.0, (y-1)*20.0, 0);
if (bg) al_draw_tinted_bitmap_region(FontBuf_bk_scaled, al_map_rgba(Pal[bg*3], Pal[bg*3+1], Pal[bg*3+2], 0), c*20.0, 0.0, 12.0, 40.0, x*12.0, (y-1)*20.0, 0);
}
} else {
al_draw_tinted_bitmap_region(FontBuf, al_map_rgba(Pal[fg*3], Pal[fg*3+1], Pal[fg*3+2], 255), c*20.0, 0.0, 12.0, 20.0, x*12.0, y*20.0, 0);
if (bg) al_draw_tinted_bitmap_region(FontBuf_bk, al_map_rgba(Pal[bg*3], Pal[bg*3+1], Pal[bg*3+2], 0), c*20.0, 0.0, 12.0, 20.0, x*12.0, y*20.0, 0);
}
}
//al_unlock_bitmap(al_get_backbuffer(display));
//al_flip_display();
}
/****************************************************************************/
/*** Common.h contains the system-independent part of the screen refresh ***/
/*** drivers ***/
/****************************************************************************/
#include "Common.h"