67 lines
1.7 KiB
C++
67 lines
1.7 KiB
C++
/*
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* Copyright (C) 2018 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include <filameshio/filamesh.h>
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#include <math/half.h>
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#include <math/mat3.h>
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#include <math/norm.h>
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#include <math/quat.h>
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#include <math/vec3.h>
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#include <iostream>
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#include <string>
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#include <vector>
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namespace filamesh {
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using half4 = filament::math::half4;
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using short4 = filament::math::short4;
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using ubyte4 = filament::math::ubyte4;
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using ushort2 = filament::math::ushort2;
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struct Vertex {
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half4 position;
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short4 tangents;
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ubyte4 color;
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ushort2 uv0;
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};
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struct Mesh {
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std::vector<Part> parts;
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std::vector<std::string> materials;
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uint32_t vertexCount = 0;
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std::vector<uint32_t> indices;
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// interleaved:
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std::vector<Vertex> vertices;
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// de-interleaved:
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std::vector<decltype(Vertex::position)> positions;
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std::vector<decltype(Vertex::tangents)> tangents;
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std::vector<decltype(Vertex::color)> colors;
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std::vector<decltype(Vertex::uv0)> uv0;
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std::vector<decltype(Vertex::uv0)> uv1;
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};
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class MeshWriter {
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uint32_t mFlags;
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void optimize(Mesh& mesh);
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public:
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MeshWriter(uint32_t flags) : mFlags(flags) {}
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bool serialize(std::ostream&, Mesh& mesh);
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};
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}
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