140 lines
3.1 KiB
C
140 lines
3.1 KiB
C
/* display.c for GP2X (CPU/LCD/RAM-Tuner Version 2.0)
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Copyright (C) 2006 god_at_hell
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original CPU-Overclocker (c) by Hermes/PS2Reality
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parts (c) Rlyehs Work
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#include <stdio.h>
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#include <sys/mman.h>
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#include <fcntl.h>
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#include <math.h>
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#include <unistd.h>
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#include "gp2xminilib.h"
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#include "cpuctrl.h"
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#define WIDTH 320
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#define HEIGHT 240
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//unsigned TEXTBACK=0x900000; // text-background-color
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extern unsigned char msx[]; // define la fuente externa usada para dibujar letras y numeros
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void ClearScreen(unsigned val) // se usa para 'borrar' la pantalla virtual con un color
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{
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int n;
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unsigned char *c;
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unsigned short col;
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c=&val;
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col=gp2x_video_color15(c[0],c[1],c[2],0);
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for(n=0;n<320*240;n++)
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{
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gp2x_screen15[n]=col;
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}
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}
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void DrawBox(unsigned val)
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{
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int n;
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unsigned char *c;
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unsigned short col;
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c=&val;
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col=gp2x_video_color15(c[0],c[1],c[2],0);
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for(n=320*27+2;n<320*28-1;n++)
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{
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gp2x_screen15[n]=col;
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gp2x_screen15[n+320*209]=col;
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}
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for(n=320*29+4;n<320*30-3;n++)
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{
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gp2x_screen15[n]=col;
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gp2x_screen15[n+320*169]=col;
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gp2x_screen15[n+320*205]=col;
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}
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for(n=320*28;n<320*237;n=n+320)
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{
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gp2x_screen15[n+2]=col;
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gp2x_screen15[n-2]=col;
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}
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for(n=320*30;n<320*235;n=n+320)
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{
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gp2x_screen15[n+4]=col;
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gp2x_screen15[n-4]=col;
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}
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for(n=320*30;n<320*199;n=n+320)
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{
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gp2x_screen15[n-120]=col;
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}
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for(n=320*55-120;n<320*55-4;n++)
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{
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gp2x_screen15[n]=col;
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}
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}
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void v_putchar( unsigned x, unsigned y, unsigned color, unsigned textback, unsigned char ch) // rutina usada para dibujar caracteres (coordenadas de 8x8)
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{
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int i,j,v;
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unsigned char *font;
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unsigned char *c;
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unsigned short col,col2;
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if(x>=WIDTH || y>=HEIGHT) return;
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c=&color;
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col=gp2x_video_color15(c[0],c[1],c[2],0);
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c=&textback;
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col2=gp2x_video_color15(c[0],c[1],c[2],0);
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v=(y*320*8);
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font = &msx[ (int)ch * 8];
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for (i=0; i < 8; i++, font++)
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{
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for (j=0; j < 8; j++)
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{
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if ((*font & (128 >> j)))
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{
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gp2x_screen15[v+(((x<<3)+j))]=col;
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}
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else gp2x_screen15[v+(((x<<3)+j))]=col2;
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}
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v+=WIDTH;
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}
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}
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// display array of chars
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void v_putcad(int x,int y,unsigned color,unsigned textback,char *cad) // dibuja una cadena de texto
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{
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while(cad[0]!=0) {v_putchar(x,y,color,textback,cad[0]);cad++;x++;}
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}
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void gp2x_sound_frame(void *unused, unsigned char *stream, int samples)
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{
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int n;
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short *pu;
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pu=stream;
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for(n=0;n<(samples);n++)
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{
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*pu++=0;*pu++=0;
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}
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}
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