105 lines
4.1 KiB
C
105 lines
4.1 KiB
C
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/*
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* Copyright © 2010 Keith Packard
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*
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* Permission to use, copy, modify, distribute, and sell this software and its
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* documentation for any purpose is hereby granted without fee, provided that
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* the above copyright notice appear in all copies and that both that copyright
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* notice and this permission notice appear in supporting documentation, and
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* that the name of the copyright holders not be used in advertising or
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* publicity pertaining to distribution of the software without specific,
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* written prior permission. The copyright holders make no representations
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* about the suitability of this software for any purpose. It is provided "as
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* is" without express or implied warranty.
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*
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* THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
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* INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
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* EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY SPECIAL, INDIRECT OR
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* CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
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* DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
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* TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
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* OF THIS SOFTWARE.
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*/
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#include "randrstr.h"
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#include "swaprep.h"
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void
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RRCrtcSpriteTransformSet(RRCrtcPtr crtc,
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PictTransform *position_transform,
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PictTransform *image_transform,
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struct pict_f_transform *f_position_transform,
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struct pict_f_transform *f_image_transform)
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{
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ScreenPtr pScreen;
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rrScrPrivPtr pScrPriv;
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pScreen = crtc->pScreen;
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pScrPriv = rrGetScrPriv(pScreen);
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crtc->client_sprite_position_transform = *position_transform;
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crtc->client_sprite_image_transform = *image_transform;
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crtc->client_sprite_f_position_transform = *f_position_transform;
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crtc->client_sprite_f_image_transform = *f_image_transform;
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if (pScrPriv->rrSetCrtcSpriteTransform)
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(*pScrPriv->rrSetCrtcSpriteTransform) (pScreen, crtc,
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&crtc->client_sprite_f_position_transform,
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&crtc->client_sprite_f_image_transform);
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}
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int
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ProcRRSetCrtcSpriteTransform (ClientPtr client)
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{
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REQUEST(xRRSetCrtcSpriteTransformReq);
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RRCrtcPtr crtc;
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PictTransform position_transform, image_transform;
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struct pixman_f_transform f_position_transform, f_image_transform;
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REQUEST_AT_LEAST_SIZE(xRRSetCrtcSpriteTransformReq);
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VERIFY_RR_CRTC(stuff->crtc, crtc, DixReadAccess);
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PictTransform_from_xRenderTransform (&position_transform, &stuff->positionTransform);
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PictTransform_from_xRenderTransform (&image_transform, &stuff->imageTransform);
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pixman_f_transform_from_pixman_transform (&f_position_transform, &position_transform);
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pixman_f_transform_from_pixman_transform (&f_image_transform, &image_transform);
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RRCrtcSpriteTransformSet (crtc, &position_transform, &image_transform,
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&f_position_transform, &f_image_transform);
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return Success;
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}
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#define CrtcSpriteTransformExtra (SIZEOF(xRRGetCrtcSpriteTransformReply) - 32)
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int
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ProcRRGetCrtcSpriteTransform (ClientPtr client)
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{
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REQUEST(xRRGetCrtcSpriteTransformReq);
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xRRGetCrtcSpriteTransformReply *reply;
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RRCrtcPtr crtc;
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int n;
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char *extra;
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REQUEST_SIZE_MATCH (xRRGetCrtcSpriteTransformReq);
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VERIFY_RR_CRTC(stuff->crtc, crtc, DixReadAccess);
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reply = malloc(sizeof (xRRGetCrtcSpriteTransformReply));
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if (!reply)
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return BadAlloc;
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extra = (char *) (reply + 1);
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reply->type = X_Reply;
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reply->sequenceNumber = client->sequence;
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reply->length = bytes_to_int32(CrtcSpriteTransformExtra);
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xRenderTransform_from_PictTransform(&reply->positionTransform, &crtc->client_sprite_position_transform);
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xRenderTransform_from_PictTransform(&reply->imageTransform, &crtc->client_sprite_image_transform);
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if (client->swapped) {
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swaps (&reply->sequenceNumber, n);
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swapl (&reply->length, n);
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SwapLongs((CARD32 *) &reply->positionTransform, bytes_to_int32(sizeof(xRenderTransform)));
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SwapLongs((CARD32 *) &reply->imageTransform, bytes_to_int32(sizeof(xRenderTransform)));
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}
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WriteToClient (client, sizeof (xRRGetCrtcSpriteTransformReply), (char *) reply);
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free(reply);
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return Success;
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}
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