Working cairo VNC client.
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@ -93,11 +93,11 @@ void guac_vnc_cursor(rfbClient* client, int x, int y, int w, int h, int bpp) {
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/* Copy image data from VNC client to RGBA buffer */
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for (dy = 0; dy<h; dy++) {
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unsigned char* buffer_current;
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unsigned int* buffer_current;
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unsigned char* fb_current;
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/* Get current buffer row, advance to next */
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buffer_current = buffer_row_current;
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buffer_current = (unsigned int*) buffer_row_current;
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buffer_row_current += stride;
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/* Get current framebuffer row, advance to next */
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@ -106,7 +106,7 @@ void guac_vnc_cursor(rfbClient* client, int x, int y, int w, int h, int bpp) {
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for (dx = 0; dx<w; dx++) {
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unsigned char alpha;
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unsigned char alpha, red, green, blue;
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unsigned int v;
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/* Read current pixel value */
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@ -127,11 +127,13 @@ void guac_vnc_cursor(rfbClient* client, int x, int y, int w, int h, int bpp) {
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if (*(fb_mask++)) alpha = 0xFF;
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else alpha = 0x00;
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/* Translate value to RGB */
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red = (v >> client->format.redShift) * 0x100 / (client->format.redMax + 1);
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green = (v >> client->format.greenShift) * 0x100 / (client->format.greenMax+ 1);
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blue = (v >> client->format.blueShift) * 0x100 / (client->format.blueMax + 1);
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/* Output ARGB */
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*(buffer_current++) = alpha;
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*(buffer_current++) = (v >> client->format.redShift) * 0x100 / (client->format.redMax + 1);
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*(buffer_current++) = (v >> client->format.greenShift) * 0x100 / (client->format.greenMax+ 1);
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*(buffer_current++) = (v >> client->format.blueShift) * 0x100 / (client->format.blueMax + 1);
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*(buffer_current++) = (alpha << 24) | (red << 16) | (green << 8) | blue;
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/* Next VNC pixel */
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fb_current += bpp;
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@ -168,7 +170,6 @@ void guac_vnc_update(rfbClient* client, int x, int y, int w, int h) {
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unsigned int bpp = client->format.bitsPerPixel/8;
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unsigned int fb_stride = bpp * client->width;
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unsigned char* fb_row_current = client->frameBuffer + (y * fb_stride) + (x * bpp);
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unsigned int v;
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/* Ignore extra update if already handled by copyrect */
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if (((vnc_guac_client_data*) gc->data)->copy_rect_used) {
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@ -179,11 +180,11 @@ void guac_vnc_update(rfbClient* client, int x, int y, int w, int h) {
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/* Copy image data from VNC client to PNG */
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for (dy = y; dy<y+h; dy++) {
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unsigned char* buffer_current;
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unsigned int* buffer_current;
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unsigned char* fb_current;
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/* Get current buffer row, advance to next */
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buffer_current = buffer_row_current;
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buffer_current = (unsigned int*) buffer_row_current;
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buffer_row_current += stride;
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/* Get current framebuffer row, advance to next */
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@ -192,6 +193,9 @@ void guac_vnc_update(rfbClient* client, int x, int y, int w, int h) {
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for (dx = x; dx<x+w; dx++) {
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unsigned char red, green, blue;
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unsigned int v;
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switch (bpp) {
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case 4:
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v = *((unsigned int*) fb_current);
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@ -205,12 +209,13 @@ void guac_vnc_update(rfbClient* client, int x, int y, int w, int h) {
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v = *((unsigned char*) fb_current);
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}
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/* Output RGB */
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/* Translate value to RGB */
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red = (v >> client->format.redShift) * 0x100 / (client->format.redMax + 1);
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green = (v >> client->format.greenShift) * 0x100 / (client->format.greenMax+ 1);
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blue = (v >> client->format.blueShift) * 0x100 / (client->format.blueMax + 1);
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buffer_current++; /* High 8 bits unused in Cairo's RGB24 */
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*(buffer_current++) = (v >> client->format.redShift) * 0x100 / (client->format.redMax + 1);
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*(buffer_current++) = (v >> client->format.greenShift) * 0x100 / (client->format.greenMax + 1);
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*(buffer_current++) = (v >> client->format.blueShift) * 0x100 / (client->format.blueMax + 1);
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/* Output RGB */
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*(buffer_current++) = (red << 16) | (green << 8) | blue;
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fb_current += bpp;
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