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-rw-r--r--userspace/xterm/rect.c22
-rw-r--r--userspace/xterm/vesa.c126
-rw-r--r--userspace/xterm/vesa.h1
-rw-r--r--userspace/xterm/xterm.c25
4 files changed, 71 insertions, 103 deletions
diff --git a/userspace/xterm/rect.c b/userspace/xterm/rect.c
index 35711f0..57cea62 100644
--- a/userspace/xterm/rect.c
+++ b/userspace/xterm/rect.c
@@ -1,25 +1,29 @@
#include <stdlib.h>
#include <stdio.h>
-#include "../put_pixel.h"
+#include "vesa.h"
extern char**environ;
int main(int argc, char **argv)
{
// we need a window
- _gui_win();
+ _gui_win(0|0,300<<16|300,0);
+ uint8_t *fb=malloc(4*300*300);
// basically loads font and sets a few constants
- vesa_init(NULL);
+ vesa_init(300,300,fb,NULL);
while(1)
{
- int x = rand()%600;
+ int x = rand()%300;
int y = rand()%300;
- int width=10;
- int height=10;
- int col = rand()% 0x00ffff;
- put_rect( x, y, width,height,col);
- _gui_inval((x<<16)|(y),(width<<16)|height);
+ int col = rand()% 0x0000ff;
+
+ int width=1;
+ int height=1;
+
+ //put_rect( x, y, width,height,col);
+ PutPixel(x,y,col|0xff<<24);
+ _gui_inval((x<<16)|(y),(width<<16)|height,fb);
}
}
diff --git a/userspace/xterm/vesa.c b/userspace/xterm/vesa.c
index 6d61498..16c8649 100644
--- a/userspace/xterm/vesa.c
+++ b/userspace/xterm/vesa.c
@@ -4,11 +4,6 @@
#include <stdio.h>
#include <malloc.h>
#include "vesa.h"
-#include "../newcalls.h"
-
-void PutFont(char c, int x,int y, int color_fg,int color_bg);
-
-#define VMEM_USER_FRAMEBUFFER 0xf5100000
// framebuffer info
static uint32_t vesaXres;
@@ -34,9 +29,12 @@ static uint8_t termdata[80*24];
static uint8_t termdata_bg[80*24];
static uint8_t termdata_fg[80*24];
+void PutFont(char c, int x,int y, uint32_t color_fg,uint32_t color_bg);
+
// same colors as in screen.h
+/*
static uint32_t cols[] = {
- 0x0, // black
+ 0x0, //black
0x0066cc, //blue
0x009900, //green
0x33ffff, //cyan
@@ -53,6 +51,28 @@ static uint32_t cols[] = {
0xffff00, //yellow
0xffffff, //white
};
+*/
+
+/** solarized theme */
+
+static uint32_t cols[] = {
+ 0x073642, // S_base02
+ 0xdc322f, // S_red
+ 0x859900, // S_green
+ 0xb58900, // S_yellow
+ 0x268bd2, // S_blue
+ 0xd33682, // S_magenta
+ 0x2aa198, // S_cyan
+ 0xeee8d5, // S_base2
+ 0x002b36, // S_base03
+ 0xcb4b16, // S_orange
+ 0x586e75, // S_base01
+ 0x657b83, // S_base00
+ 0x839496, // S_base0
+ 0x6c71c4, // S_violet
+ 0x93a1a1, // S_base1
+ 0xfdf6e3, // S_base3
+};
/** update cursor position */
void vesa_update_cursor(uint32_t col,uint32_t row)
@@ -77,34 +97,13 @@ void vesa_console_put_char(uint8_t c,uint8_t color_bg, uint8_t color_fg, uint32_
if(x==console_x&&y==console_y)PutFont(c, x,y, cols[color_fg],cols[color_bg]);
else PutFont(c, x,y, cols[color_bg],cols[color_fg]);
}
-
- //
- // We want to get output to the screen as fast as possible!
- //
- // Our Fool-Boot-Loader did set up VESA already for us.
- // The desired VESA mode is hardcoded in [boot/mbr.asm].
- //
- // The [vesa_init(...)] function requires:
- //
- // * the addresses of the vbeinfo struct
- // * the address of the vbemodeinfo struct (for selected mode).
- // * Fool Font loaded inside ramimage
- //
- // The first two paramters are hardcoded in [boot/mbr.asm],
- // while the last one is set in the Makefile. The font binary
- // is integrated in the kernel image.
- //
- // this function returns the physical base address of
- // our video memory
- //
-uint32_t vesa_init(char *fontname)
+uint32_t vesa_init(int w,int h, int fb, char *fontname)
{
// LOAD FONT
FILE *f;
- //if(fontname==NULL)f=fopen("/doc/fonts/binfont.bin","r");
- //if(fontname==NULL)f=fopen("/doc/fonts/tinyfont.bin","r");
if(fontname==NULL)f=fopen("/doc/fonts/envypn7x13.bin","r");
+ else f=fopen("fontname","r");
fread(&font_width,1,1,f);
fread(&font_height,1,1,f);
@@ -116,13 +115,12 @@ uint32_t vesa_init(char *fontname)
fread(foolfont,1,alloc_bytes,f);
// virtual screen
- vesaXres=640;
- vesaYres=480;
+ vesaXres=w;
+ vesaYres=h;
- vesaPitch=640*4;
+ vesaPitch=vesaXres*4;
vesaBpp=4; //32bit
- vesaAddr=VMEM_USER_FRAMEBUFFER;
- //
+ vesaAddr=fb;//// TODOVMEM_USER_FRAMEBUFFER;
//
console_x=0;
@@ -135,33 +133,15 @@ uint32_t vesa_init(char *fontname)
return vesaAddr;
}
-
-// TODO: what will happen in 24bit mode?
-// TODO: optimize
-void PutPixel(int x,int y, int color)
+void PutPixel(int x,int y, uint32_t color)
{
- /*
- //do not write memory outside the screen buffer, check parameters against the VBE mode info
- if (x<0 || x>vesaXres|| y<0 || y>vesaYres) return;
- if (x) x = (x*(vesaBpp>>3)); // get bytes (divide by 8)
- if (y) y = (y*vesaPitch);
- //uint8_t *cTemp=VbeModeInfoBlock->physbase;
- uint8_t *cTemp=VMEM_USER_FRAMEBUFFER;
-
- cTemp[x+y] = (uint8_t)(color & 0xff);
- cTemp[x+y+1] = (uint8_t)((color>>8) & 0xff);
- cTemp[x+y+2] = (uint8_t)((color>>16) & 0xff);
- */
-
- uint8_t *p=VMEM_USER_FRAMEBUFFER+y*vesaPitch+x*vesaBpp;
+ uint8_t *p=vesaAddr+y*vesaPitch+x*vesaBpp;
uint32_t *pix=p;
*pix=color;
}
-
static bool check_pixel(int idx,int x,int y)
{
-// x=font_width-x-1;
int pixel_index=idx*font_width*font_height+y*font_width+x;
return foolfont[pixel_index/8]&(1<<(7-(pixel_index%8)));
}
@@ -169,48 +149,32 @@ static bool check_pixel(int idx,int x,int y)
/**
* Put character C in column X of row Y using colors fg and bg
*/
-void PutFont(char c, int x,int y, int color_fg,int color_bg)
+void PutFont(char c, int x,int y, uint32_t color_fg,uint32_t color_bg)
{
+ static uint8_t opac=0xbb;
int fnt;
if(c>=0x20&&c<=0x126)fnt=c-0x20;
else return; // any other fonts??
- //x=x*(1+font_width);
- //y=y*(1+font_height);
x=x*(font_width+1);
y=y*(font_height+1);
//fill broder with bg color
- for(int posx=x;posx<x+font_width+1;posx++)PutPixel(posx,y+font_height,color_bg);
- for(int posy=y;posy<y+font_height;posy++)PutPixel(x+font_width,posy,color_bg);
+ for(int posx=x;posx<x+font_width+1;posx++)PutPixel(posx,y+font_height,color_bg|(opac<<24));
+ for(int posy=y;posy<y+font_height;posy++)PutPixel(x+font_width,posy,color_bg|(opac<<24));
// paint letter
for(int posx=x;posx<x+font_width;posx++)
{
- for(int posy=y;posy<y+font_height;posy++)
- {
- //if(deffont[fnt].line[posy-y]&1<<(7-(posx-x)))
- if(check_pixel(fnt,posx-x,posy-y))PutPixel(posx,posy,color_fg);
- else PutPixel(posx,posy,color_bg);
- }
+ for(int posy=y;posy<y+font_height;posy++)
+ {
+ //if(deffont[fnt].line[posy-y]&1<<(7-(posx-x)))
+ if(check_pixel(fnt,posx-x,posy-y))PutPixel(posx,posy,color_fg|(0xff<<24));
+ else PutPixel(posx,posy,color_bg|(opac<<24));
+ }
}
// invalidate area
- _gui_inval((x<<16)|(y),(font_width+1<<16)|(font_height+1));
+ _gui_inval((x<<16)|(y),(font_width+1<<16)|(font_height+1),vesaAddr);
- /*
- for(int y=0;y<vesaYres;y++)
- {
- PutPixel(0,y,0xff);
- PutPixel(100,y,0xff);
- PutPixel(vesaXres-1,y,0xff);
- }
-
- for(int x=0;x<vesaXres;x++)
- {
- PutPixel(x,0,0xff);
- PutPixel(x,100,0xff);
- PutPixel(x,vesaYres-1,0xff);
- }
- */
}
diff --git a/userspace/xterm/vesa.h b/userspace/xterm/vesa.h
index 16a52f1..ac3257e 100644
--- a/userspace/xterm/vesa.h
+++ b/userspace/xterm/vesa.h
@@ -1,2 +1,3 @@
void vesa_update_cursor(uint32_t col,uint32_t row);
void vesa_console_put_char(uint8_t c,uint8_t color_bg, uint8_t color_fg, uint32_t x, uint32_t y);
+uint32_t vesa_init(int w,int h, int fb, char *fontname);
diff --git a/userspace/xterm/xterm.c b/userspace/xterm/xterm.c
index 90b2fe0..8d3ea97 100644
--- a/userspace/xterm/xterm.c
+++ b/userspace/xterm/xterm.c
@@ -1,27 +1,32 @@
#include <stdlib.h>
#include <stdio.h>
-#include "../put_pixel.h"
+#include "vesa.h"
extern char**environ;
+// TODO quit if execve fails or child exits...
+
//default
char *argv1[]={"xterm","/bin/fsh",0};
int main(int argc, char **argv)
{
- // we need a window
- _gui_win();
+ // we need a 640x336 window for a 80x24 terminal using the
+ // default 7x13 pixel font +1 pixel margin so it is 8x14
+ int w=640;
+ int h=336;
+ _gui_win(0<<16|0,w<<16|h,0);
// basically loads font and sets a few constants
- vesa_init(NULL);
+ void *fb=malloc(w*h*4);
+ // 32bit mode so we have 4bytes per pixel. first one holds alpha
+
+ vesa_init(w,h, fb, NULL);
// init tty and set vesa output funcs
void *tty=terminal_init_vesa();
- //int xterm_in[2];
int xterm_out[2];
-
- //_pipe(xterm_in);
pipe(xterm_out);
int tty_fd=_open("/dev/tty");
@@ -30,7 +35,6 @@ int main(int argc, char **argv)
if(!pid) // child
{
- //_close(xterm_in[1]);
close(xterm_out[0]);
dup2(tty_fd,0);// stdin
@@ -45,13 +49,8 @@ int main(int argc, char **argv)
while(1);
}
else{
- // TODO quit if execve fails or child exits...
- //_close(xterm_in[0]);
close(xterm_out[1]);
-
- //_dup2(xterm_in[1],0); // compositor writes here.
- //_close(xterm_in[1]);
while(1)
{
generated by cgit v1.2.3 (git 2.25.1) at 2025-11-08 22:40:53 +0000