1 files changed, 96 insertions, 0 deletions
diff --git a/src/glamor_picture.c b/src/glamor_picture.c
new file mode 100644
index 0000000..9e8d6ec
--- /dev/null
+++ b/src/glamor_picture.c
@@ -0,0 +1,96 @@
+#ifdef HAVE_DIX_CONFIG_H
+#include <dix-config.h>
+#endif
+
+#include <stdlib.h>
+
+#include "glamor_priv.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;
+	glamor_pixmap_private *pixmap_priv;
+	assert(picture->pDrawable);
+	pixmap = glamor_get_drawable_pixmap(picture->pDrawable);
+	pixmap_priv = glamor_get_pixmap_private(pixmap);
+
+	assert(GLAMOR_PIXMAP_PRIV_IS_PICTURE(pixmap_priv) == 1);
+	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)
+{
+	if (!picture || !picture->pDrawable)
+		return;
+
+	glamor_finish_access(picture->pDrawable);
+}
+
+/* 
+ * We should already has 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;
+	glamor_screen_private *glamor_priv;
+
+	if (!picture || !picture->pDrawable)
+		return 0;
+
+	glamor_priv =
+	    glamor_get_screen_private(picture->pDrawable->pScreen);
+	pixmap = glamor_get_drawable_pixmap(picture->pDrawable);
+	pixmap_priv = glamor_get_pixmap_private(pixmap);
+	assert(pixmap_priv);
+
+	pixmap_priv->is_picture = 1;
+	pixmap_priv->pict_format = picture->format;
+	return glamor_priv->saved_create_picture(picture);
+}
+
+void
+glamor_destroy_picture(PicturePtr picture)
+{
+	PixmapPtr pixmap;
+	glamor_pixmap_private *pixmap_priv;
+	glamor_screen_private *glamor_priv;
+
+	if (!picture || !picture->pDrawable)
+		return;
+
+	glamor_priv =
+	    glamor_get_screen_private(picture->pDrawable->pScreen);
+	pixmap = glamor_get_drawable_pixmap(picture->pDrawable);
+	pixmap_priv = glamor_get_pixmap_private(pixmap);
+	assert(pixmap_priv);
+
+	pixmap_priv->is_picture = 0;
+	pixmap_priv->pict_format = 0;
+	glamor_priv->saved_destroy_picture(picture);
+}
+
+void
+glamor_picture_format_fixup(PicturePtr picture,
+			    glamor_pixmap_private * pixmap_priv)
+{
+	pixmap_priv->pict_format = picture->format;
+}