89 lines
1.7 KiB
C++
89 lines
1.7 KiB
C++
/* Copyright (c) 2020-2021, Arm Limited and Contributors
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*
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* SPDX-License-Identifier: Apache-2.0
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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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#pragma once
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#include <functional>
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#include <memory>
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#include <string>
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#include <typeinfo>
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#include <vector>
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#include "scene_graph/components/transform.h"
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#include "scene_graph/script.h"
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namespace vkb
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{
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namespace sg
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{
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enum AnimationType
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{
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Linear,
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Step,
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CubicSpline
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};
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enum AnimationTarget
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{
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Translation,
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Rotation,
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Scale
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};
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struct AnimationSampler
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{
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AnimationType type{Linear};
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std::vector<float> inputs{};
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std::vector<glm::vec4> outputs{};
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};
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struct AnimationChannel
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{
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Node &node;
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AnimationTarget target;
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AnimationSampler sampler;
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};
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class Animation : public Script
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{
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public:
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Animation(const std::string &name = "");
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Animation(const Animation &);
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virtual void update(float delta_time) override;
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void update_times(float start_time, float end_time);
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void add_channel(Node &node, const AnimationTarget &target, const AnimationSampler &sampler);
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private:
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std::vector<AnimationChannel> channels;
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float current_time{0.0f};
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float start_time{std::numeric_limits<float>::max()};
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float end_time{std::numeric_limits<float>::min()};
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};
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} // namespace sg
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} // namespace vkb
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