extern struct u_resource_vtbl svga_texture_vtbl;
-struct svga_texture
+struct svga_texture
{
struct u_resource b;
ushort *defined;
-
+
struct svga_sampler_view *cached_view;
unsigned view_age[SVGA_MAX_TEXTURE_LEVELS];
/**
* Creation key for the host surface handle.
- *
- * This structure describes all the host surface characteristics so that it
+ *
+ * This structure describes all the host surface characteristics so that it
* can be looked up in cache, since creating a host surface is often a slow
* operation.
*/
*/
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 */
/** 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;
};
struct pipe_transfer base;
unsigned slice; /**< array slice or cube face */
+ SVGA3dBox box; /* The adjusted box with slice index removed from z */
struct svga_winsys_buffer *hwbuf;
{
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;
}
struct pipe_resource *
svga_texture_from_handle(struct pipe_screen * screen,
- const struct pipe_resource *template,
- struct winsys_handle *whandle);
+ const struct pipe_resource *template,
+ struct winsys_handle *whandle);
-boolean
+bool
svga_texture_generate_mipmap(struct pipe_context *pipe,
struct pipe_resource *pt,
enum pipe_format format,
svga_texture_transfer_map_upload_destroy(struct svga_context *svga);
boolean
-svga_texture_transfer_map_can_upload(struct svga_context *svga,
- struct svga_transfer *st);
+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,
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 */