maride/guacamole-spice-protocol
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Use transfer, not copy.

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This commit is contained in:
Michael Jumper 2012-02-27 12:39:13 -08:00
parent 28a6bada49
commit b672cf4004
2 changed files with 34 additions and 15 deletions
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3
protocols/rdp/include/rdp_gdi.h
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@ -41,7 +41,8 @@
#include <guacamole/protocol.h>
#include <freerdp/freerdp.h>
guac_composite_mode guac_rdp_rop3_composite_mode(guac_client* client, int rop3);
guac_composite_mode guac_rdp_rop3_transfer_function(guac_client* client,
int rop3);
void guac_rdp_gdi_dstblt(rdpContext* context, DSTBLT_ORDER* dstblt);
void guac_rdp_gdi_patblt(rdpContext* context, PATBLT_ORDER* patblt);

46
protocols/rdp/src/rdp_gdi.c
View File

@ -42,32 +42,35 @@
#include "client.h"
#include "rdp_bitmap.h"
guac_composite_mode guac_rdp_rop3_composite_mode(guac_client* client,
guac_transfer_function guac_rdp_rop3_transfer_function(guac_client* client,
int rop3) {
/* Translate supported ROP3 opcodes into composite modes */
switch (rop3) {
/* "SRCINVERT" (src ^ dest) */
case 0x66: return GUAC_COMP_BINARY_XOR;
case 0x66: return GUAC_TRANSFER_BINARY_SRC;
/* "SRCAND" (src & dest) */
case 0x88: return GUAC_COMP_BINARY_AND;
case 0x88: return GUAC_TRANSFER_BINARY_AND;
/* "MERGEPAINT" !(src | dest)*/
case 0xBB: return GUAC_COMP_BINARY_NOR;
case 0xBB: return GUAC_TRANSFER_BINARY_NOR;
/* "SRCCOPY" (src) */
case 0xCC: return GUAC_COMP_OVER;
case 0xCC: return GUAC_TRANSFER_BINARY_SRC;
/* "SRCPAINT" (src | dest) */
case 0xEE: return GUAC_COMP_BINARY_OR;
case 0xEE: return GUAC_TRANSFER_BINARY_OR;
}
/* Log warning if ROP3 opcode not supported */
guac_client_log_info (client, "guac_rdp_rop3_composite_mode: UNSUPPORTED opcode = 0x%02X", rop3);
return GUAC_COMP_OVER;
guac_client_log_info (client, "guac_rdp_rop3_transfer_function: "
"UNSUPPORTED opcode = 0x%02X", rop3);
/* Default to BINARY_SRC */
return GUAC_TRANSFER_BINARY_SRC;
}
@ -126,12 +129,27 @@ void guac_rdp_gdi_memblt(rdpContext* context, MEMBLT_ORDER* memblt) {
guac_socket* socket = client->socket;
guac_rdp_bitmap* bitmap = (guac_rdp_bitmap*) memblt->bitmap;
if (bitmap->layer != NULL)
guac_protocol_send_copy(socket,
bitmap->layer,
memblt->nXSrc, memblt->nYSrc, memblt->nWidth, memblt->nHeight,
guac_rdp_rop3_composite_mode(client, memblt->bRop),
current_layer, memblt->nLeftRect, memblt->nTopRect);
if (bitmap->layer != NULL) {
/* If operation is just SRC, simply copy */
if (memblt->bRop == 0xCC)
guac_protocol_send_copy(socket,
bitmap->layer,
memblt->nXSrc, memblt->nYSrc,
memblt->nWidth, memblt->nHeight,
GUAC_COMP_OVER,
current_layer, memblt->nLeftRect, memblt->nTopRect);
/* Otherwise, use transfer */
else
guac_protocol_send_transfer(socket,
bitmap->layer,
memblt->nXSrc, memblt->nYSrc,
memblt->nWidth, memblt->nHeight,
guac_rdp_rop3_transfer_function(client, memblt->bRop),
current_layer, memblt->nLeftRect, memblt->nTopRect);
}
}