1 files changed, 139 insertions, 0 deletions
diff --git a/gp2x/display.c b/gp2x/display.c
new file mode 100644
index 0000000..82eb31c
--- /dev/null
+++ b/gp2x/display.c
@@ -0,0 +1,139 @@
+/*  display.c for GP2X (CPU/LCD/RAM-Tuner Version 2.0)
+    Copyright (C) 2006 god_at_hell 
+    original CPU-Overclocker (c) by Hermes/PS2Reality 
+	parts (c) Rlyehs Work
+
+    This program is free software; you can redistribute it and/or modify
+    it under the terms of the GNU General Public License as published by
+    the Free Software Foundation; either version 2 of the License, or
+    (at your option) any later version.
+
+    This program 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 General Public License for more details.
+
+    You should have received a copy of the GNU General Public License
+    along with this program; if not, write to the Free Software
+    Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+
+*/
+
+#include <stdio.h>
+#include <sys/mman.h>
+#include <fcntl.h>
+#include <math.h>
+#include <unistd.h>
+
+#include "gp2xminilib.h"
+#include "cpuctrl.h"
+#define WIDTH	320
+#define HEIGHT	240
+
+//unsigned TEXTBACK=0x900000; // text-background-color
+
+extern unsigned char msx[];  // define la fuente externa usada para dibujar letras y numeros 
+
+void ClearScreen(unsigned val) // se usa para 'borrar' la pantalla virtual con un color
+{
+	int n;
+	unsigned char *c;
+	unsigned short col;
+	c=&val;
+	col=gp2x_video_color15(c[0],c[1],c[2],0);
+	for(n=0;n<320*240;n++)
+	{
+		gp2x_screen15[n]=col;
+	}
+}
+
+void DrawBox(unsigned val)
+{
+	int n;
+	unsigned char *c;
+	unsigned short col;
+	c=&val;
+	col=gp2x_video_color15(c[0],c[1],c[2],0);
+	
+	for(n=320*27+2;n<320*28-1;n++)
+	{
+		gp2x_screen15[n]=col;
+		gp2x_screen15[n+320*209]=col;
+	}
+	
+	for(n=320*29+4;n<320*30-3;n++)
+	{
+		gp2x_screen15[n]=col;
+		gp2x_screen15[n+320*169]=col;
+		gp2x_screen15[n+320*205]=col;
+	}
+	
+	for(n=320*28;n<320*237;n=n+320)
+	{
+		gp2x_screen15[n+2]=col;
+		gp2x_screen15[n-2]=col;
+	}
+	
+	for(n=320*30;n<320*235;n=n+320)
+	{
+		gp2x_screen15[n+4]=col;
+		gp2x_screen15[n-4]=col;
+	}
+	
+	for(n=320*30;n<320*199;n=n+320)
+	{
+		gp2x_screen15[n-120]=col;
+	}
+	
+	for(n=320*55-120;n<320*55-4;n++)
+	{
+		gp2x_screen15[n]=col;
+	}
+	
+}
+
+void v_putchar( unsigned x, unsigned y, unsigned color, unsigned textback, unsigned char ch) // rutina usada para dibujar caracteres (coordenadas de 8x8)
+{
+	int i,j,v;
+	unsigned char	*font;
+	unsigned char *c;
+	unsigned short col,col2;
+	if(x>=WIDTH || y>=HEIGHT) return;
+	c=&color;
+	col=gp2x_video_color15(c[0],c[1],c[2],0);
+	c=&textback;
+	col2=gp2x_video_color15(c[0],c[1],c[2],0);
+	v=(y*320*8);
+	font = &msx[ (int)ch * 8];
+	for (i=0; i < 8; i++, font++)
+	{  
+		for (j=0; j < 8; j++)
+		{
+			if ((*font & (128 >> j)))
+			{ 
+				gp2x_screen15[v+(((x<<3)+j))]=col;
+			}
+			else gp2x_screen15[v+(((x<<3)+j))]=col2;
+		}
+		v+=WIDTH;
+	}
+}
+
+// display array of chars
+
+void v_putcad(int x,int y,unsigned color,unsigned textback,char *cad)  // dibuja una cadena de texto
+{	
+	while(cad[0]!=0) {v_putchar(x,y,color,textback,cad[0]);cad++;x++;}
+}
+
+
+void gp2x_sound_frame(void *unused, unsigned char *stream, int samples)
+{
+	int n;
+	short *pu;
+	pu=stream;
+	for(n=0;n<(samples);n++)
+	{
+		*pu++=0;*pu++=0;
+	}
+}