79 lines
2.8 KiB
C++
79 lines
2.8 KiB
C++
#pragma once
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////////////////////////////////////////////////////////////////////////////////
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// The MIT License (MIT)
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//
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// Copyright (c) 2019 Nicholas Frechette & Animation Compression Library contributors
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//
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// Permission is hereby granted, free of charge, to any person obtaining a copy
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// of this software and associated documentation files (the "Software"), to deal
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// in the Software without restriction, including without limitation the rights
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// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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// copies of the Software, and to permit persons to whom the Software is
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// furnished to do so, subject to the following conditions:
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//
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// The above copyright notice and this permission notice shall be included in all
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// copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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// SOFTWARE.
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////////////////////////////////////////////////////////////////////////////////
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#include "acl/core/bitset.h"
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#include "acl/core/impl/compiler_utils.h"
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#include "acl/core/iallocator.h"
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#include "acl/core/track_desc.h"
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#include "acl/compression/impl/track_list_context.h"
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#include <cstdint>
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ACL_IMPL_FILE_PRAGMA_PUSH
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namespace acl
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{
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namespace acl_impl
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{
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inline bool is_scalarf_track_constant(const track& track_, const track_range& range)
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{
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const track_desc_scalarf& desc = track_.get_description<track_desc_scalarf>();
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return range.is_constant(desc.precision);
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}
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inline void extract_constant_tracks(track_list_context& context)
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{
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ACL_ASSERT(context.is_valid(), "Invalid context");
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const bitset_description bitset_desc = bitset_description::make_from_num_bits(context.num_tracks);
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context.constant_tracks_bitset = allocate_type_array<uint32_t>(*context.allocator, bitset_desc.get_size());
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bitset_reset(context.constant_tracks_bitset, bitset_desc, false);
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for (uint32_t track_index = 0; track_index < context.num_tracks; ++track_index)
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{
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const track& mut_track = context.track_list[track_index];
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const track_range& range = context.range_list[track_index];
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bool is_constant = false;
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switch (range.category)
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{
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case track_category8::scalarf:
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is_constant = is_scalarf_track_constant(mut_track, range);
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break;
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default:
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ACL_ASSERT(false, "Invalid track category");
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break;
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}
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bitset_set(context.constant_tracks_bitset, bitset_desc, track_index, is_constant);
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}
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}
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}
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}
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ACL_IMPL_FILE_PRAGMA_POP
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