diff options
| -rw-r--r-- | src/gallium/drivers/softpipe/sp_texture.c | 39 |
1 files changed, 39 insertions, 0 deletions
diff --git a/src/gallium/drivers/softpipe/sp_texture.c b/src/gallium/drivers/softpipe/sp_texture.c index 2e6c43c7ef2..7caf2928b4b 100644 --- a/src/gallium/drivers/softpipe/sp_texture.c +++ b/src/gallium/drivers/softpipe/sp_texture.c @@ -111,6 +111,9 @@ softpipe_displaytarget_layout(struct pipe_screen *screen, } +/** + * Create new pipe_texture given the template information. + */ static struct pipe_texture * softpipe_texture_create(struct pipe_screen *screen, const struct pipe_texture *template) @@ -145,6 +148,9 @@ softpipe_texture_create(struct pipe_screen *screen, } +/** + * Create a new pipe_texture which wraps an existing buffer. + */ static struct pipe_texture * softpipe_texture_blanket(struct pipe_screen * screen, const struct pipe_texture *base, @@ -188,6 +194,9 @@ softpipe_texture_destroy(struct pipe_texture *pt) } +/** + * Get a pipe_surface "view" into a texture. + */ static struct pipe_surface * softpipe_get_tex_surface(struct pipe_screen *screen, struct pipe_texture *pt, @@ -248,6 +257,9 @@ softpipe_get_tex_surface(struct pipe_screen *screen, } +/** + * Free a pipe_surface which was created with softpipe_get_tex_surface(). + */ static void softpipe_tex_surface_destroy(struct pipe_surface *surf) { @@ -261,6 +273,18 @@ softpipe_tex_surface_destroy(struct pipe_surface *surf) } +/** + * Geta pipe_transfer object which is used for moving data in/out of + * a texture object. + * \param face one of PIPE_TEX_FACE_x or 0 + * \param level texture mipmap level + * \param zslice 2D slice of a 3D texture + * \param usage one of PIPE_TRANSFER_READ/WRITE/READ_WRITE + * \param x X position of region to read/write + * \param y Y position of region to read/write + * \param width width of region to read/write + * \param height height of region to read/write + */ static struct pipe_transfer * softpipe_get_tex_transfer(struct pipe_screen *screen, struct pipe_texture *texture, @@ -310,6 +334,10 @@ softpipe_get_tex_transfer(struct pipe_screen *screen, } +/** + * Free a pipe_transfer object which was created with + * softpipe_get_tex_transfer(). + */ static void softpipe_tex_transfer_destroy(struct pipe_transfer *transfer) { @@ -323,6 +351,9 @@ softpipe_tex_transfer_destroy(struct pipe_transfer *transfer) } +/** + * Create memory mapping for given pipe_transfer object. + */ static void * softpipe_transfer_map( struct pipe_screen *screen, struct pipe_transfer *transfer ) @@ -355,6 +386,9 @@ softpipe_transfer_map( struct pipe_screen *screen, } +/** + * Unmap memory mapping for given pipe_transfer object. + */ static void softpipe_transfer_unmap(struct pipe_screen *screen, struct pipe_transfer *transfer) @@ -372,6 +406,7 @@ softpipe_transfer_unmap(struct pipe_screen *screen, } } + static struct pipe_video_surface* softpipe_video_surface_create(struct pipe_screen *screen, enum pipe_video_chroma_format chroma_format, @@ -445,6 +480,10 @@ softpipe_init_screen_texture_funcs(struct pipe_screen *screen) } +/** + * Return pipe_buffer handle and stride for given texture object. + * XXX used for??? + */ boolean softpipe_get_texture_buffer( struct pipe_texture *texture, struct pipe_buffer **buf, |