viktorljung
127 lines
3.2 KiB
C++
127 lines
3.2 KiB
C++
#ifndef Skeleton_h__
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#define Skeleton_h__
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#include <sstream>
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#include "Common.h"
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#include "../GLM.h"
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#include <glm/gtx/matrix_decompose.hpp>
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#include <imgui/imgui.h>
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//struct Bone
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//{
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// Bone(std::string name, glm::mat4 offsetMatrix)
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// : Name(name)
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// , OffsetMatrix(offsetMatrix)
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// { }
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//
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// ~Bone()
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// {
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// for (auto kv : Children) {
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// delete kv.second;
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// }
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// }
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//
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// std::string Name;
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// glm::mat4 OffsetMatrix;
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// glm::mat4 LocalMatrix;
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//
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// std::map<std::string, Bone*> Children;
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//};
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class Skeleton
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{
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public:
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struct Bone
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{
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Bone(int id, Bone* parent, std::string name, glm::mat4 offsetMatrix)
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: ID(id)
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, Parent(parent)
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, Name(name)
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, OffsetMatrix(offsetMatrix)
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{ }
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std::string Name;
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glm::mat4 OffsetMatrix;
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int ID;
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Bone* Parent;
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std::vector<Bone*> Children;
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};
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struct Animation
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{
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struct Keyframe
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{
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struct BoneProperty
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{
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glm::vec3 Position;
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glm::quat Rotation;
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glm::vec3 Scale = glm::vec3(1);
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};
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int Index = 0;
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double Time = 0.0;
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BoneProperty BoneProperties;
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};
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std::string Name;
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double Duration;
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std::map<int, std::vector<Keyframe>> JointAnimations;
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};
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struct AnimationData
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{
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const Animation* animation;
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float time;
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float weight;
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};
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struct JointFrameTransform {
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glm::vec3 PositionInterp = glm::vec3(0);
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glm::quat RotationInterp = glm::quat();
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glm::vec3 ScaleInterp = glm::vec3(0);
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float Weight;
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};
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struct AnimationOffset {
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const Animation* animation;
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float time;
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};
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Skeleton() { }
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~Skeleton();
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Bone* RootBone;
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std::map<int, Bone*> Bones;
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// Attach a new bone to the skeleton
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// Returns: New bone index
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int CreateBone(int ID, int parentID, std::string name, glm::mat4 offsetMatrix);
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int GetBoneID(std::string name);
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const Animation* GetAnimation(std::string name);
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std::vector<glm::mat4> GetFrameBones(std::vector<AnimationData> animations, bool noRootMotion = false);
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std::vector<glm::mat4> GetFrameBones(std::vector<AnimationData> animations, AnimationOffset animationOffset, bool noRootMotion = false);
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//void AccumulateBoneTransforms(bool noRootMotion, const Animation* animation, float time, std::map<int, glm::mat4>& boneMatrices, const Bone* bone, glm::mat4 parentMatrix);
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void AccumulateBoneTransforms(bool noRootMotion, std::vector<AnimationData> animations, std::map<int, glm::mat4>& boneMatrices, const Bone* bone, glm::mat4 parentMatrix);
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void AccumulateBoneTransforms(bool noRootMotion, std::vector<AnimationData> animations, AnimationOffset animationOffset, std::map<int, glm::mat4>& boneMatrices, const Bone* bone, glm::mat4 parentMatrix);
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void PrintSkeleton();
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void PrintSkeleton(const Bone* parent, int depthCount);
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std::map<std::string, Animation> Animations;
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glm::mat4 GetBoneTransform(const Bone* bone, const Animation* animation, float time, glm::mat4 childMatrix);
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int GetKeyframe(const Animation& animation, double time);
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private:
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glm::mat4 GetOffsetTransform(const Bone* bone, AnimationOffset animationOffset);
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std::map<std::string, Bone*> m_BonesByName;
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float aim = 0.f;
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};
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#endif
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