97 lines
2.8 KiB
C
97 lines
2.8 KiB
C
#include <SDL2/SDL.h>
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#include <rfb/rfbclient.h>
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#include <stdio.h>
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#include <signal.h>
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#include <assert.h>
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/* Application globals */
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struct app {
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rfbClient *client;
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SDL_Window *window;
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SDL_Surface *surface;
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};
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static struct app app = { 0 };
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static void cleanup(void)
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{
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if(app.client)
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rfbClientCleanup(app.client);
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if(app.window)
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SDL_DestroyWindow(app.window);
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SDL_Quit();
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}
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static void fb_update(rfbClient *client)
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{
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/* SDL_LockSurface(app.surface);
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assert(app.surface->format->BytesPerPixel == 4);
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uint8_t *buffer = (void *)app.surface->pixels;
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for(int y = 0; y < app.surface->h; y++) {
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for(int x = 0; x < app.surface->w; x++) {
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int offset = y * app.surface->pitch + 4 * x;
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// R, G, B
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buffer[offset + 2] = 255;
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buffer[offset + 1] = 255;
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buffer[offset + 0] = 0;
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}
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}
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SDL_UnlockSurface(app.surface); */
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SDL_UpdateWindowSurface(app.window);
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}
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int main(void)
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{
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SDL_Init(SDL_INIT_VIDEO);
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atexit(cleanup);
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signal(SIGINT, exit);
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app.window = SDL_CreateWindow("CG Virtual Monitor test VNC client",
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SDL_WINDOWPOS_CENTERED, SDL_WINDOWPOS_CENTERED, 396, 224, 0);
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app.surface = SDL_GetWindowSurface(app.window);
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app.client = rfbGetClient(8, 3, 4);
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app.client->FinishedFrameBufferUpdate = fb_update;
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app.client->width = 396;
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app.client->height = 224;
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app.client->frameBuffer = app.surface->pixels;
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app.client->format.bitsPerPixel=32;
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app.client->format.redShift=app.surface->format->Rshift;
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app.client->format.greenShift=app.surface->format->Gshift;
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app.client->format.blueShift=app.surface->format->Bshift;
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app.client->format.redMax=app.surface->format->Rmask>>app.client->format.redShift;
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app.client->format.greenMax=app.surface->format->Gmask>>app.client->format.greenShift;
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app.client->format.blueMax=app.surface->format->Bmask>>app.client->format.blueShift;
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SetFormatAndEncodings(app.client);
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int argc = 4;
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char *argv[] = { "cgvm_vnc", "-encodings", "raw", "127.0.0.1", NULL };
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if(!rfbInitClient(app.client, &argc, argv)) {
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fprintf(stderr, "rfbInitClient failed\n");
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app.client = NULL;
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return 1;
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}
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while(1) {
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SDL_Event e;
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while(SDL_PollEvent(&e)) {
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if(e.type == SDL_QUIT) {
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fprintf(stderr, "SDL_QUIT: Exiting...\n");
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exit(0);
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}
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}
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int i = WaitForMessage(app.client, 100);
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if(i < 0) {
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fprintf(stderr, "WaitForMessage() select: %d\n", i);
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continue;
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}
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else if(i > 0 && !HandleRFBServerMessage(app.client)) {
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fprintf(stderr, "HandleRFBServerMessage() failed\n");
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continue;
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}
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}
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return 0;
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}
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