From 01d7e3d5a25a7cc49b38f5561d00c2ff22c43e93 Mon Sep 17 00:00:00 2001 From: Michal Krol Date: Tue, 9 Feb 2010 14:25:41 +0100 Subject: mesa: Enable true refcounting for NullBufferObj. This object can be shared with another context, so we cannot just delete it when the owning context is being destroyed. Ensuring that buffer objects are properly refcounted guarantees NullBufferObj is destroyed when all references to it are removed. --- src/mesa/main/pixel.c | 8 ++++++-- 1 file changed, 6 insertions(+), 2 deletions(-) (limited to 'src/mesa/main/pixel.c') diff --git a/src/mesa/main/pixel.c b/src/mesa/main/pixel.c index f6f9c1173a..ca6ecd7bfb 100644 --- a/src/mesa/main/pixel.c +++ b/src/mesa/main/pixel.c @@ -150,13 +150,17 @@ validate_pbo_access(GLcontext *ctx, struct gl_pixelstore_attrib *pack, GLboolean ok; /* Note, need to use DefaultPacking and Unpack's buffer object */ - ctx->DefaultPacking.BufferObj = pack->BufferObj; + _mesa_reference_buffer_object(ctx, + &ctx->DefaultPacking.BufferObj, + pack->BufferObj); ok = _mesa_validate_pbo_access(1, &ctx->DefaultPacking, mapsize, 1, 1, format, type, ptr); /* restore */ - ctx->DefaultPacking.BufferObj = ctx->Shared->NullBufferObj; + _mesa_reference_buffer_object(ctx, + &ctx->DefaultPacking.BufferObj, + ctx->Shared->NullBufferObj); if (!ok) { _mesa_error(ctx, GL_INVALID_OPERATION, -- cgit v1.2.3