static void get_calibrated_reading(MouseReading *pt) { #if GINPUT_MOUSE_NEED_CALIBRATION || GDISP_NEED_CONTROL coord_t w, h; #endif get_raw_reading(pt); #if GINPUT_MOUSE_NEED_CALIBRATION || GDISP_NEED_CONTROL w = gdispGetWidth(); h = gdispGetHeight(); #endif #if GINPUT_MOUSE_NEED_CALIBRATION _tsTransform(pt, &MouseConfig.caldata); #endif #if GDISP_NEED_CONTROL switch(gdispGetOrientation()) { case GDISP_ROTATE_0: break; case GDISP_ROTATE_90: { coord_t t = pt->y; pt->y = h - 1 - pt->x; pt->x = t; } break; case GDISP_ROTATE_180: pt->x = w - 1 - pt->x; pt->y = h - 1 - pt->y; break; case GDISP_ROTATE_270: { coord_t t = pt->x; pt->x = w - 1 - pt->y; pt->y = t; } break; } #endif #if GINPUT_MOUSE_NEED_CALIBRATION if (pt->x < 0) pt->x = 0; else if (pt->x >= w) pt->x = w-1; if (pt->y < 0) pt->y = 0; else if (pt->y >= h) pt->y = h-1; #endif }
/** * Our main function. * There are two prototypes - one for systems with a command line and one for embedded systems without one. */ int main(proto_args) { uint16_t cmd[5]; unsigned cnt; // Initialize and clear the display gfxInit(); font = gdispOpenFont("UI2"); // Open the connection gdispDrawStringBox(0, 0, gdispGetWidth(), gdispGetHeight(), "Connecting to host...", font, White, justifyCenter); StartSockets(); netfd = doConnect(cmd_args); if (netfd == (SOCKET_TYPE)-1) gfxHalt("Could not connect to the specified server"); gdispClear(Black); // Get the initial packet from the host if (!getpkt(cmd, 2)) goto alldone; if (cmd[0] != GNETCODE_INIT || cmd[1] != GNETCODE_VERSION) gfxHalt("Oops - The protocol doesn't look like one we understand"); // Get the rest of the initial arguments if (!getpkt(cmd, 4)) goto alldone; // cmd[] = width, height, pixelformat, hasmouse // We will ignore size mismatches but the pixel format must match if (cmd[2] != GDISP_PIXELFORMAT) gfxHalt("Oops - The remote display is using a different pixel format to us.\nTry defining GDISP_PIXELFORMAT in your gfxconf.h file."); #if GFX_USE_GINPUT && GINPUT_NEED_MOUSE // Start the mouse thread if needed if (cmd[3]) gfxThreadClose(gfxThreadCreate(waNetThread, sizeof(waNetThread), HIGH_PRIORITY, NetThread, 0)); #endif // Process incoming instructions while(getpkt(cmd, 1)) { switch(cmd[0]) { case GNETCODE_FLUSH: gdispFlush(); break; case GNETCODE_PIXEL: if (!getpkt(cmd, 3)) goto alldone; // cmd[] = x, y, color gdispDrawPixel(cmd[0], cmd[1], cmd[2]); break; case GNETCODE_FILL: if (!getpkt(cmd, 5)) goto alldone; // cmd[] = x, y, cx, cy, color gdispFillArea(cmd[0], cmd[1], cmd[2], cmd[3], cmd[4]); break; case GNETCODE_BLIT: if (!getpkt(cmd, 4)) goto alldone; // cmd[] = x, y, cx, cy - Followed by cx * cy pixels gdispStreamStart(cmd[0],cmd[1],cmd[2],cmd[3]); for(cnt = (unsigned)cmd[2] * cmd[3]; cnt; cnt--) { if (!getpkt(cmd, 1)) goto alldone; gdispStreamColor(cmd[0]); } gdispStreamStop(); break; #if GDISP_NEED_PIXELREAD case GNETCODE_READ: if (!getpkt(cmd, 2)) goto alldone; // cmd[] = x, y - Response is GNETCODE_READ,color cmd[1] = gdispGetPixelColor(cmd[0], cmd[1]); cmd[0] = GNETCODE_READ; if (!sendpkt(cmd, 2)) goto alldone; break; #endif #if GDISP_NEED_SCROLL case GNETCODE_SCROLL: if (!getpkt(cmd, 5)) goto alldone; // cmd[] = x, y, cx, cy, lines gdispVerticalScroll(cmd[0], cmd[1], cmd[2], cmd[3], cmd[4], Black); break; #endif case GNETCODE_CONTROL: if (!getpkt(cmd, 2)) goto alldone; // cmd[] = what,data - Response is GNETCODE_CONTROL, 0x0000 (fail) or GNETCODE_CONTROL, 0x0001 (success) gdispControl(cmd[0], (void *)(unsigned)cmd[1]); switch(cmd[0]) { case GDISP_CONTROL_ORIENTATION: cmd[1] = (uint16_t)gdispGetOrientation() == cmd[1] ? 1 : 0; break; case GDISP_CONTROL_POWER: cmd[1] = (uint16_t)gdispGetPowerMode() == cmd[1] ? 1 : 0; break; case GDISP_CONTROL_BACKLIGHT: cmd[1] = (uint16_t)gdispGetBacklight() == cmd[1] ? 1 : 0; break; default: cmd[1] = 0; break; } cmd[0] = GNETCODE_CONTROL; if (!sendpkt(cmd, 2)) goto alldone; break; default: gfxHalt("Oops - The host has sent invalid commands"); break; } } alldone: closesocket(netfd); gfxHalt("Connection closed"); return 0; }