/**
* Function description
*
* @return 0 on success, otherwise a Win32 error code
*/
static UINT xf_SurfaceToSurface(RdpgfxClientContext* context, RDPGFX_SURFACE_TO_SURFACE_PDU* surfaceToSurface)
{
UINT16 index;
BOOL sameSurface;
int nWidth, nHeight;
RECTANGLE_16* rectSrc;
RDPGFX_POINT16* destPt;
RECTANGLE_16 invalidRect;
xfGfxSurface* surfaceSrc;
xfGfxSurface* surfaceDst;
xfContext* xfc = (xfContext*) context->custom;
rectSrc = &(surfaceToSurface->rectSrc);
destPt = &surfaceToSurface->destPts[0];
surfaceSrc = (xfGfxSurface*) context->GetSurfaceData(context, surfaceToSurface->surfaceIdSrc);
sameSurface = (surfaceToSurface->surfaceIdSrc == surfaceToSurface->surfaceIdDest) ? TRUE : FALSE;
if (!sameSurface)
surfaceDst = (xfGfxSurface*) context->GetSurfaceData(context, surfaceToSurface->surfaceIdDest);
else
surfaceDst = surfaceSrc;
if (!surfaceSrc || !surfaceDst)
return ERROR_INTERNAL_ERROR;
nWidth = rectSrc->right - rectSrc->left;
nHeight = rectSrc->bottom - rectSrc->top;
for (index = 0; index < surfaceToSurface->destPtsCount; index++)
{
destPt = &surfaceToSurface->destPts[index];
if (sameSurface)
{
freerdp_image_move(surfaceDst->data, surfaceDst->format, surfaceDst->scanline,
destPt->x, destPt->y, nWidth, nHeight, rectSrc->left, rectSrc->top);
}
else
{
freerdp_image_copy(surfaceDst->data, surfaceDst->format, surfaceDst->scanline,
destPt->x, destPt->y, nWidth, nHeight, surfaceSrc->data, surfaceSrc->format,
surfaceSrc->scanline, rectSrc->left, rectSrc->top, NULL);
}
invalidRect.left = destPt->x;
invalidRect.top = destPt->y;
invalidRect.right = destPt->x + rectSrc->right;
invalidRect.bottom = destPt->y + rectSrc->bottom;
region16_union_rect(&surfaceDst->invalidRegion, &surfaceDst->invalidRegion, &invalidRect);
}
if (!xfc->inGfxFrame)
xf_UpdateSurfaces(xfc);
return CHANNEL_RC_OK;
}
int gdi_SurfaceToSurface(RdpgfxClientContext* context, RDPGFX_SURFACE_TO_SURFACE_PDU* surfaceToSurface)
{
UINT16 index;
BOOL sameSurface;
int nWidth, nHeight;
RDPGFX_RECT16* rectSrc;
RDPGFX_POINT16* destPt;
RECTANGLE_16 invalidRect;
gdiGfxSurface* surfaceSrc;
gdiGfxSurface* surfaceDst;
rdpGdi* gdi = (rdpGdi*) context->custom;
rectSrc = &(surfaceToSurface->rectSrc);
destPt = &surfaceToSurface->destPts[0];
surfaceSrc = (gdiGfxSurface*) context->GetSurfaceData(context, surfaceToSurface->surfaceIdSrc);
sameSurface = (surfaceToSurface->surfaceIdSrc == surfaceToSurface->surfaceIdDest) ? TRUE : FALSE;
if (!sameSurface)
surfaceDst = (gdiGfxSurface*) context->GetSurfaceData(context, surfaceToSurface->surfaceIdDest);
else
surfaceDst = surfaceSrc;
if (!surfaceSrc || !surfaceDst)
return -1;
nWidth = rectSrc->right - rectSrc->left;
nHeight = rectSrc->bottom - rectSrc->top;
for (index = 0; index < surfaceToSurface->destPtsCount; index++)
{
destPt = &surfaceToSurface->destPts[index];
if (sameSurface)
{
freerdp_image_move(surfaceDst->data, surfaceDst->format, surfaceDst->scanline,
destPt->x, destPt->y, nWidth, nHeight, rectSrc->left, rectSrc->top);
}
else
{
freerdp_image_copy(surfaceDst->data, surfaceDst->format, surfaceDst->scanline,
destPt->x, destPt->y, nWidth, nHeight, surfaceSrc->data, surfaceSrc->format,
surfaceSrc->scanline, rectSrc->left, rectSrc->top, NULL);
}
invalidRect.left = destPt->x;
invalidRect.top = destPt->y;
invalidRect.right = destPt->x + rectSrc->right;
invalidRect.bottom = destPt->y + rectSrc->bottom;
region16_union_rect(&(gdi->invalidRegion), &(gdi->invalidRegion), &invalidRect);
}
if (!gdi->inGfxFrame)
gdi_OutputUpdate(gdi);
return 1;
}
