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878af7ada8
3rdparty: update OpenEXR 2.3.0 (#14725) * openexr 2.2.1 * openexr 2.3.0 * openexr: build fixes * openexr: build dwa tables on-demand
97 lines
3.7 KiB
C
97 lines
3.7 KiB
C
///////////////////////////////////////////////////////////////////////////
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//
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// Copyright (c) 2013, Industrial Light & Magic, a division of Lucas
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// Digital Ltd. LLC
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//
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// All rights reserved.
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//
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// Redistribution and use in source and binary forms, with or without
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// modification, are permitted provided that the following conditions are
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// met:
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// * Redistributions of source code must retain the above copyright
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// notice, this list of conditions and the following disclaimer.
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// * Redistributions in binary form must reproduce the above
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// copyright notice, this list of conditions and the following disclaimer
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// in the documentation and/or other materials provided with the
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// distribution.
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// * Neither the name of Industrial Light & Magic nor the names of
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// its contributors may be used to endorse or promote products derived
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// from this software without specific prior written permission.
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//
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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//
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///////////////////////////////////////////////////////////////////////////
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#ifndef INCLUDED_IMF_DEEPIMAGESTATE_H
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#define INCLUDED_IMF_DEEPIMAGESTATE_H
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//-----------------------------------------------------------------------------
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//
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// enum DeepImageState -- describes how orderly the pixel data
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// in a deep image are
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//
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// The samples in a deep image pixel may be sorted according to
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// depth, and the sample depths or depth ranges may or may not
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// overlap each other. A pixel is
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//
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// - SORTED if for every i and j with i < j
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//
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// (Z[i] < Z[j]) || (Z[i] == Z[j] && ZBack[i] < ZBack[j]),
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//
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// - NON_OVERLAPPING if for every i and j with i != j
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//
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// (Z[i] < Z[j] && ZBack[i] <= Z[j]) ||
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// (Z[j] < Z[i] && ZBack[j] <= Z[i]) ||
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// (Z[i] == Z[j] && ZBack[i] <= Z[i] & ZBack[j] > Z[j]) ||
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// (Z[i] == Z[j] && ZBack[j] <= Z[j] & ZBack[i] > Z[i]),
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//
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// - TIDY if it is SORTED and NON_OVERLAPPING,
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//
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// - MESSY if it is neither SORTED nor NON_OVERLAPPING.
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//
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// A deep image is
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//
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// - MESSY if at least one of its pixels is MESSY,
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// - SORTED if all of its pixels are SORTED,
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// - NON_OVERLAPPING if all of its pixels are NON_OVERLAPPING,
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// - TIDY if all of its pixels are TIDY.
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//
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// Note: the rather complicated definition of NON_OVERLAPPING prohibits
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// overlapping volume samples, coincident point samples and point samples
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// in the middle of a volume sample, but it does allow point samples at
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// the front or back of a volume sample.
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//
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//-----------------------------------------------------------------------------
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#include "ImfNamespace.h"
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#include "ImfExport.h"
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OPENEXR_IMF_INTERNAL_NAMESPACE_HEADER_ENTER
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enum DeepImageState
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{
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DIS_MESSY = 0,
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DIS_SORTED = 1,
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DIS_NON_OVERLAPPING = 2,
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DIS_TIDY = 3,
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DIS_NUMSTATES // Number of different image states
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};
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OPENEXR_IMF_INTERNAL_NAMESPACE_HEADER_EXIT
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#endif
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