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authorJosé Fonseca <jrfonseca@tungstengraphics.com>2008-05-06 14:57:18 +0900
committerJosé Fonseca <jrfonseca@tungstengraphics.com>2008-05-06 14:57:18 +0900
commit6361d6f48d13ce481253faf106fba5c6a41488ed (patch)
tree0f8cbb8a5fc4207e9dda248f93df0d585bb6bbd7 /src/gallium/include/pipe
parent131a1fbc91725c11e4822b82e58b94ec3a711476 (diff)
gallium: New pipe_screen interface to overlay a texture on existing memory.
Diffstat (limited to 'src/gallium/include/pipe')
-rw-r--r--src/gallium/include/pipe/p_screen.h12
1 files changed, 12 insertions, 0 deletions
diff --git a/src/gallium/include/pipe/p_screen.h b/src/gallium/include/pipe/p_screen.h
index c080579c26..cc8430dae1 100644
--- a/src/gallium/include/pipe/p_screen.h
+++ b/src/gallium/include/pipe/p_screen.h
@@ -89,6 +89,18 @@ struct pipe_screen {
struct pipe_texture * (*texture_create)(struct pipe_screen *,
const struct pipe_texture *templat);
+ /**
+ * Create a new texture object, using the given template info, but on top of
+ * existing memory.
+ *
+ * It is assumed that the buffer data is layed out according to the expected
+ * by the hardware. NULL will be returned if any inconsistency is found.
+ */
+ struct pipe_texture * (*texture_blanket)(struct pipe_screen *,
+ const struct pipe_texture *templat,
+ const unsigned *pitch,
+ struct pipe_buffer *buffer);
+
void (*texture_release)(struct pipe_screen *,
struct pipe_texture **pt);