diff options
Diffstat (limited to 'src/mesa/state_tracker/st_cb_bufferobjects.c')
-rw-r--r-- | src/mesa/state_tracker/st_cb_bufferobjects.c | 19 |
1 files changed, 13 insertions, 6 deletions
diff --git a/src/mesa/state_tracker/st_cb_bufferobjects.c b/src/mesa/state_tracker/st_cb_bufferobjects.c index 8e09d0b932..494a3a99c8 100644 --- a/src/mesa/state_tracker/st_cb_bufferobjects.c +++ b/src/mesa/state_tracker/st_cb_bufferobjects.c @@ -170,15 +170,19 @@ st_bufferobj_data(GLcontext *ctx, pipe_buffer_reference( &st_obj->buffer, NULL ); - st_obj->buffer = pipe_buffer_create( pipe->screen, 32, buffer_usage, size ); + if (size != 0) { + st_obj->buffer = pipe_buffer_create(pipe->screen, 32, buffer_usage, size); - if (!st_obj->buffer) { - return GL_FALSE; + if (!st_obj->buffer) { + return GL_FALSE; + } + + if (data) + st_no_flush_pipe_buffer_write(st_context(ctx), st_obj->buffer, 0, + size, data); + return GL_TRUE; } - if (data) - st_no_flush_pipe_buffer_write(st_context(ctx), st_obj->buffer, 0, - size, data); return GL_TRUE; } @@ -239,6 +243,9 @@ st_bufferobj_map_range(GLcontext *ctx, GLenum target, if (access & GL_MAP_FLUSH_EXPLICIT_BIT) flags |= PIPE_BUFFER_USAGE_FLUSH_EXPLICIT; + if (access & GL_MAP_UNSYNCHRONIZED_BIT) + flags |= PIPE_BUFFER_USAGE_UNSYNCHRONIZED; + /* ... other flags ... */ |