132 lines
4.0 KiB
C
132 lines
4.0 KiB
C
/*
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* Copyright © 2009 Intel Corporation
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* Copyright © 1998 Keith Packard
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice (including the next
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* paragraph) shall be included in all copies or substantial portions of the
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* Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
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* IN THE SOFTWARE.
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*
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* Authors:
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* Zhigang Gong <zhigang.gong@gmail.com>
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*
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*/
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#include <stdlib.h>
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#include "glamor_priv.h"
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#include "mipict.h"
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/* Upload picture to texture. We may need to flip the y axis or
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* wire alpha to 1. So we may conditional create fbo for the picture.
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* */
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enum glamor_pixmap_status
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glamor_upload_picture_to_texture(PicturePtr picture)
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{
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PixmapPtr pixmap;
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assert(picture->pDrawable);
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pixmap = glamor_get_drawable_pixmap(picture->pDrawable);
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return glamor_upload_pixmap_to_texture(pixmap);
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}
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Bool
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glamor_prepare_access_picture(PicturePtr picture, glamor_access_t access)
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{
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if (!picture || !picture->pDrawable)
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return TRUE;
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return glamor_prepare_access(picture->pDrawable, access);
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}
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void
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glamor_finish_access_picture(PicturePtr picture)
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{
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if (!picture || !picture->pDrawable)
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return;
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glamor_finish_access(picture->pDrawable);
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}
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/*
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* We should already have drawable attached to it, if it has one.
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* Then set the attached pixmap to is_picture format, and set
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* the pict format.
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* */
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int
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glamor_create_picture(PicturePtr picture)
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{
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PixmapPtr pixmap;
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glamor_pixmap_private *pixmap_priv;
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if (!picture || !picture->pDrawable)
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return 0;
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pixmap = glamor_get_drawable_pixmap(picture->pDrawable);
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pixmap_priv = glamor_get_pixmap_private(pixmap);
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if (!pixmap_priv) {
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/* We must create a pixmap priv to track the picture format even
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* if the pixmap is a pure in memory pixmap. The reason is that
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* we may need to upload this pixmap to a texture on the fly. During
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* the uploading, we need to know the picture format. */
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glamor_set_pixmap_type(pixmap, GLAMOR_MEMORY);
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pixmap_priv = glamor_get_pixmap_private(pixmap);
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}
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else {
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if (GLAMOR_PIXMAP_PRIV_HAS_FBO(pixmap_priv)) {
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/* If the picture format is not compatible with glamor fbo format,
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* we have to mark this pixmap as a separated texture, and don't
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* fallback to DDX layer. */
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if (pixmap_priv->type == GLAMOR_TEXTURE_DRM
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&& !glamor_pict_format_is_compatible(picture))
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glamor_set_pixmap_type(pixmap, GLAMOR_SEPARATE_TEXTURE);
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}
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}
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pixmap_priv->base.is_picture = 1;
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pixmap_priv->base.picture = picture;
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return miCreatePicture(picture);
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}
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void
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glamor_destroy_picture(PicturePtr picture)
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{
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PixmapPtr pixmap;
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glamor_pixmap_private *pixmap_priv;
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if (!picture || !picture->pDrawable)
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return;
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pixmap = glamor_get_drawable_pixmap(picture->pDrawable);
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pixmap_priv = glamor_get_pixmap_private(pixmap);
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if (pixmap_priv) {
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pixmap_priv->base.is_picture = 0;
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pixmap_priv->base.picture = NULL;
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}
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miDestroyPicture(picture);
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}
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void
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glamor_picture_format_fixup(PicturePtr picture,
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glamor_pixmap_private *pixmap_priv)
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{
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pixmap_priv->base.picture = picture;
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}
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