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Diffstat (limited to 'xorg-server/glamor/glamor_picture.c')
| -rw-r--r-- | xorg-server/glamor/glamor_picture.c | 131 |
1 files changed, 131 insertions, 0 deletions
diff --git a/xorg-server/glamor/glamor_picture.c b/xorg-server/glamor/glamor_picture.c new file mode 100644 index 000000000..7d5ffbb76 --- /dev/null +++ b/xorg-server/glamor/glamor_picture.c @@ -0,0 +1,131 @@ +/* + * Copyright © 2009 Intel Corporation + * Copyright © 1998 Keith Packard + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice (including the next + * paragraph) shall be included in all copies or substantial portions of the + * Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING + * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS + * IN THE SOFTWARE. + * + * Authors: + * Zhigang Gong <zhigang.gong@gmail.com> + * + */ + +#include <stdlib.h> + +#include "glamor_priv.h" +#include "mipict.h" + +/* Upload picture to texture. We may need to flip the y axis or + * wire alpha to 1. So we may conditional create fbo for the picture. + * */ +enum glamor_pixmap_status +glamor_upload_picture_to_texture(PicturePtr picture) +{ + PixmapPtr pixmap; + assert(picture->pDrawable); + pixmap = glamor_get_drawable_pixmap(picture->pDrawable); + + return glamor_upload_pixmap_to_texture(pixmap); +} + + +Bool +glamor_prepare_access_picture(PicturePtr picture, glamor_access_t access) +{ + if (!picture || !picture->pDrawable) + return TRUE; + + return glamor_prepare_access(picture->pDrawable, access); +} + +void +glamor_finish_access_picture(PicturePtr picture, glamor_access_t access) +{ + if (!picture || !picture->pDrawable) + return; + + glamor_finish_access(picture->pDrawable, access); +} + +/* + * We should already have drawable attached to it, if it has one. + * Then set the attached pixmap to is_picture format, and set + * the pict format. + * */ +int +glamor_create_picture(PicturePtr picture) +{ + PixmapPtr pixmap; + glamor_pixmap_private *pixmap_priv; + + if (!picture || !picture->pDrawable) + return 0; + + pixmap = glamor_get_drawable_pixmap(picture->pDrawable); + pixmap_priv = glamor_get_pixmap_private(pixmap); + if (!pixmap_priv) { + /* We must create a pixmap priv to track the picture format even + * if the pixmap is a pure in memory pixmap. The reason is that + * we may need to upload this pixmap to a texture on the fly. During + * the uploading, we need to know the picture format. */ + glamor_set_pixmap_type(pixmap, GLAMOR_MEMORY); + pixmap_priv = glamor_get_pixmap_private(pixmap); + } else { + if (GLAMOR_PIXMAP_PRIV_HAS_FBO(pixmap_priv)) { + /* If the picture format is not compatible with glamor fbo format, + * we have to mark this pixmap as a separated texture, and don't + * fallback to DDX layer. */ + if (pixmap_priv->type == GLAMOR_TEXTURE_DRM + && !glamor_pict_format_is_compatible(picture->format, + pixmap->drawable.depth)) + glamor_set_pixmap_type(pixmap, GLAMOR_SEPARATE_TEXTURE); + } + } + + pixmap_priv->base.is_picture = 1; + pixmap_priv->base.picture = picture; + + return miCreatePicture(picture); +} + +void +glamor_destroy_picture(PicturePtr picture) +{ + PixmapPtr pixmap; + glamor_pixmap_private *pixmap_priv; + + if (!picture || !picture->pDrawable) + return; + + pixmap = glamor_get_drawable_pixmap(picture->pDrawable); + pixmap_priv = glamor_get_pixmap_private(pixmap); + + if (pixmap_priv) { + pixmap_priv->base.is_picture = 0; + pixmap_priv->base.picture = NULL; + } + miDestroyPicture(picture); +} + +void +glamor_picture_format_fixup(PicturePtr picture, + glamor_pixmap_private * pixmap_priv) +{ + pixmap_priv->base.picture = picture; +} |