*/
struct svga_winsys_surface *handle;
+ /**
+ * Whether the host side surface is validated, either through the
+ * InvalidateGBSurface command or after the surface is updated
+ * or rendered to.
+ */
+ boolean validated;
+
/**
* Whether the host side surface is imported and not created by this
* driver.
*/
boolean imported;
+ /**
+ * Whether texture upload buffer can be used on this texture
+ */
+ boolean can_use_upload;
+
unsigned size; /**< Approximate size in bytes */
/** array indexed by cube face or 3D/array slice, one bit per mipmap level */
ushort *rendered_to;
+
+ /** array indexed by cube face or 3D/array slice, one bit per mipmap level.
+ * Set if the level is marked as dirty.
+ */
+ ushort *dirty;
+
+ /**
+ * A cached backing host side surface to be used if this texture is being
+ * used for rendering and sampling at the same time.
+ * Currently we only cache one handle. If needed, we can extend this to
+ * support multiple handles.
+ */
+ struct svga_host_surface_cache_key backed_key;
+ struct svga_winsys_surface *backed_handle;
+ unsigned backed_age;
};
* big enough */
void *swbuf;
+ /* True if guest backed surface is supported and we can directly map
+ * to the surface for this transfer.
+ */
boolean use_direct_map;
+
+ struct {
+ struct pipe_resource *buf; /* points to the upload buffer if this
+ * transfer is done via the upload buffer
+ * instead of directly mapping to the
+ * resource's surface.
+ */
+ void *map;
+ unsigned offset;
+ SVGA3dBox box;
+ unsigned nlayers;
+ } upload;
};
-static inline struct svga_texture *svga_texture( struct pipe_resource *resource )
+static inline struct svga_texture *
+svga_texture(struct pipe_resource *resource)
{
struct svga_texture *tex = (struct svga_texture *)resource;
assert(tex == NULL || tex->b.vtbl == &svga_texture_vtbl);
static inline void
svga_age_texture_view(struct svga_texture *tex, unsigned level)
{
- assert(level < Elements(tex->view_age));
+ assert(level < ARRAY_SIZE(tex->view_age));
tex->view_age[level] = ++(tex->age);
}
{
check_face_level(tex, face, level);
tex->defined[face] |= 1 << level;
+ tex->validated = TRUE;
}
{
check_face_level(tex, face, level);
tex->rendered_to[face] |= 1 << level;
+ tex->validated = TRUE;
}
return !!(tex->rendered_to[face] & (1 << level));
}
+static inline void
+svga_set_texture_dirty(struct svga_texture *tex,
+ unsigned face, unsigned level)
+{
+ check_face_level(tex, face, level);
+ tex->dirty[face] |= 1 << level;
+}
+
+static inline void
+svga_clear_texture_dirty(struct svga_texture *tex)
+{
+ unsigned i;
+ for (i = 0; i < tex->b.b.depth0 * tex->b.b.array_size; i++) {
+ tex->dirty[i] = 0;
+ }
+}
+
+static inline boolean
+svga_is_texture_dirty(const struct svga_texture *tex,
+ unsigned face, unsigned level)
+{
+ check_face_level(tex, face, level);
+ return !!(tex->dirty[face] & (1 << level));
+}
struct pipe_resource *
svga_texture_create(struct pipe_screen *screen,
unsigned first_layer,
unsigned last_layer);
+boolean
+svga_texture_transfer_map_upload_create(struct svga_context *svga);
+
+void
+svga_texture_transfer_map_upload_destroy(struct svga_context *svga);
+
+boolean
+svga_texture_transfer_map_can_upload(const struct svga_screen *svgascreen,
+ const struct pipe_resource *pt);
+
+void *
+svga_texture_transfer_map_upload(struct svga_context *svga,
+ struct svga_transfer *st);
+
+void
+svga_texture_transfer_unmap_upload(struct svga_context *svga,
+ struct svga_transfer *st);
+
+boolean
+svga_texture_device_format_has_alpha(struct pipe_resource *texture);
#endif /* SVGA_TEXTURE_H */