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| -rw-r--r-- | src/gallium/docs/source/context.rst | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/src/gallium/docs/source/context.rst b/src/gallium/docs/source/context.rst index 8250c30f2a..5342fc25dc 100644 --- a/src/gallium/docs/source/context.rst +++ b/src/gallium/docs/source/context.rst @@ -263,9 +263,11 @@ apart from any 3D state in the context. Blitting functionality may be moved to a separate abstraction at some point in the future. ``resource_copy_region`` blits a region of a subresource of a resource to a -region of another subresource of a resource, provided that both resources have the -same format. The source and destination may be the same resource, but overlapping -blits are not permitted. +region of another subresource of a resource, provided that both resources have +the same format, or compatible formats, i.e., formats for which copying the +bytes from the source resource unmodified to the destination resource will +achieve the same effect of a textured quad blitter. The source and destination +may be the same resource, but overlapping blits are not permitted. ``resource_resolve`` resolves a multisampled resource into a non-multisampled one. Formats and dimensions must match. This function must be present if a driver |