4 #include <rfb/keysym.h>
5 #include <rfb/default8x16.h>
7 static int maxx=400, maxy=400, bpp=4;
8 /* odd maxx doesn't work (vncviewer bug) */
10 /* Here we create a structure so that every client has it's own pointer */
12 /* turns the framebuffer black */
13 void blank_framebuffer(char* frame_buffer, int x1, int y1, int x2, int y2);
14 /* displays a red bar, a green bar, and a blue bar */
15 void draw_primary_colors (char* frame_buffer, int x1, int y1, int x2, int y2);
16 void linecount (char* frame_buffer);
17 /* handles mouse events */
18 void on_mouse_event (int buttonMask,int x,int y,rfbClientPtr cl);
19 /* handles keyboard events */
20 void on_key_press (rfbBool down,rfbKeySym key,rfbClientPtr cl);
22 int main (int argc, char **argv)
24 rfbScreenInfoPtr server;
26 if(!rfbProcessSizeArguments(&maxx,&maxy,&bpp,&argc,argv))
29 server = rfbGetScreen (&argc, argv, maxx, maxy, 8, 3, bpp);
30 server->desktopName = "Zippy das wundersquirrel\'s VNC server";
31 server->frameBuffer = (char*)malloc(maxx*maxy*bpp);
32 server->alwaysShared = TRUE;
33 server->kbdAddEvent = on_key_press;
34 server->ptrAddEvent = on_mouse_event;
36 rfbInitServer (server);
38 blank_framebuffer(server->frameBuffer, 0, 0, maxx, maxy);
39 rfbRunEventLoop (server, -1, FALSE);
40 free(server->frameBuffer);
41 rfbScreenCleanup (server);
45 void blank_framebuffer(char* frame_buffer, int x1, int y1, int x2, int y2)
48 for (i=0; i < maxx * maxy * bpp; i++) frame_buffer[i]=(char) 0;
51 void draw_primary_colors (char* frame_buffer, int x1, int y1, int x2, int y2)
53 int i, j, current_pixel;
54 for (i=y1; i < y2; i++){
55 for (j=x1; j < x2; j++) {
56 current_pixel = (i*x2 + j) * bpp;
58 frame_buffer[current_pixel+0] = (char) 128;
59 frame_buffer[current_pixel+1] = (char) 0;
60 frame_buffer[current_pixel+2] = (char) 0;
63 frame_buffer[current_pixel+0] = (char) 0;
64 frame_buffer[current_pixel+1] = (char) 128;
65 frame_buffer[current_pixel+2] = (char) 0;
68 frame_buffer[current_pixel+0] = (char) 0;
69 frame_buffer[current_pixel+1] = (char) 0;
70 frame_buffer[current_pixel+2] = (char) 128;
76 /* Dscho's versions (slower, but works for bpp != 3 or 4) */
77 static void draw_primary_colours_generic(rfbScreenInfoPtr s,int x1,int y1,int x2,int y2)
79 rfbPixelFormat f=s->serverFormat;
84 rfbDrawPixel(s,i,j,f.redMax<<f.redShift);
85 else if(j<y1/3+y2*2/3)
86 rfbDrawPixel(s,i,j,f.greenMax<<f.greenShift);
88 rfbDrawPixel(s,i,j,f.blueMax<<f.blueShift);
91 static void draw_primary_colours_generic_fast(rfbScreenInfoPtr s,int x1,int y1,int x2,int y2)
93 rfbPixelFormat f=s->serverFormat;
94 int i,j,y3=(y1*2+y2)/3,y4=(y1+y2*2)/3;
95 /* draw first pixel */
96 rfbDrawPixel(s,x1,y1,f.redMax<<f.redShift);
97 rfbDrawPixel(s,x1,y3,f.greenMax<<f.greenShift);
98 rfbDrawPixel(s,x1,y4,f.blueMax<<f.blueShift);
99 /* then copy stripes */
102 #define ADDR(x,y) s->frameBuffer+(x)*bpp+(y)*s->paddedWidthInBytes
103 memcpy(ADDR(i,j+y1),ADDR(x1,y1),bpp);
104 memcpy(ADDR(i,j+y3),ADDR(x1,y3),bpp);
105 memcpy(ADDR(i,j+y4),ADDR(x1,y4),bpp);
109 static void draw_primary_colours_generic_ultrafast(rfbScreenInfoPtr s,int x1,int y1,int x2,int y2)
111 rfbPixelFormat f=s->serverFormat;
112 int y3=(y1*2+y2)/3,y4=(y1+y2*2)/3;
113 /* fill rectangles */
114 rfbFillRect(s,x1,y1,x2,y3,f.redMax<<f.redShift);
115 rfbFillRect(s,x1,y3,x2,y4,f.greenMax<<f.greenShift);
116 rfbFillRect(s,x1,y4,x2,y2,f.blueMax<<f.blueShift);
119 void linecount (char* frame_buffer)
121 int i,j,k, current_pixel;
122 for (i=maxy-4; i>maxy-20; i-=4)
123 for (j=0; j<4; j++) for (k=0; k < maxx; k++) {
124 current_pixel = (i*j*maxx + k) * bpp;
126 frame_buffer[current_pixel+0] = (char) 0;
127 frame_buffer[current_pixel+1] = (char) 0;
128 frame_buffer[current_pixel+2] = (char) 128;
132 frame_buffer[current_pixel+0] = (char) 128;
133 frame_buffer[current_pixel+1] = (char) 0;
134 frame_buffer[current_pixel+2] = (char) 0;
141 void on_key_press (rfbBool down,rfbKeySym key,rfbClientPtr cl)
143 if (down) /* or else the action occurs on both the press and depress */
148 blank_framebuffer(cl->screen->frameBuffer, 0, 0, maxx, maxy);
149 rfbDrawString(cl->screen,&default8x16Font,20,maxy-20,"Hello, World!",0xffffff);
150 rfbMarkRectAsModified(cl->screen,0, 0,maxx,maxy);
151 rfbLog("Framebuffer blanked\n");
155 /* draw_primary_colors (cl->screen->frameBuffer, 0, 0, maxx, maxy); */
156 draw_primary_colours_generic_ultrafast (cl->screen, 0, 0, maxx, maxy);
157 rfbMarkRectAsModified(cl->screen,0, 0,maxx,maxy);
158 rfbLog("Primary colors displayed\n");
162 rfbLog("Exiting now\n");
166 rfbDrawString(cl->screen,&default8x16Font,20,100,"Hello, World!",0xffffff);
167 rfbMarkRectAsModified(cl->screen,0, 0,maxx,maxy);
170 rfbLog("The %c key was pressed\n", (char) key);
175 void on_mouse_event (int buttonMask,int x,int y,rfbClientPtr cl)
177 printf("buttonMask: %i\n"
178 "x: %i\n" "y: %i\n", buttonMask, x, y);