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authorJosé Fonseca <jrfonseca@tungstengraphics.com>2008-11-24 23:17:49 +0900
committerJosé Fonseca <jrfonseca@tungstengraphics.com>2008-11-24 23:17:49 +0900
commit17849eafaacfbb2124d86f561a91b707317d3b31 (patch)
treebbf4fc4cfab20e63cd0a2695c854b3336f6fa5ad /src/gallium/auxiliary/pipebuffer/pb_bufmgr.h
parenta6d866f72c88d48d2bcfb3e3c882fdb639b5a8ce (diff)
pipebuffer: Ondemand buffer manager.
A variation of malloc buffers which get transferred to real graphics memory when there is an attempt to validate them.
Diffstat (limited to 'src/gallium/auxiliary/pipebuffer/pb_bufmgr.h')
-rw-r--r--src/gallium/auxiliary/pipebuffer/pb_bufmgr.h14
1 files changed, 14 insertions, 0 deletions
diff --git a/src/gallium/auxiliary/pipebuffer/pb_bufmgr.h b/src/gallium/auxiliary/pipebuffer/pb_bufmgr.h
index 8fe2704708..0a8264a924 100644
--- a/src/gallium/auxiliary/pipebuffer/pb_bufmgr.h
+++ b/src/gallium/auxiliary/pipebuffer/pb_bufmgr.h
@@ -183,6 +183,20 @@ pb_alt_manager_create(struct pb_manager *provider1,
/**
+ * Ondemand buffer manager.
+ *
+ * Buffers are created in malloc'ed memory (fast and cached), and the constents
+ * is transfered to a buffer from the provider (typically in slow uncached
+ * memory) when there is an attempt to validate the buffer.
+ *
+ * Ideal for situations where one does not know before hand whether a given
+ * buffer will effectively be used by the hardware or not.
+ */
+struct pb_manager *
+pb_ondemand_manager_create(struct pb_manager *provider);
+
+
+/**
* Debug buffer manager to detect buffer under- and overflows.
*
* Band size should be a multiple of the largest alignment