127 lines
3.0 KiB
C++
127 lines
3.0 KiB
C++
#pragma once
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#include <btBulletDynamicsCommon.h>
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#include <BulletCollision/CollisionDispatch/btGhostObject.h>
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#include <BulletDynamics/Character/btKinematicCharacterController.h>
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#include "character_anim_state.hpp"
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#include "character_sync.hpp"
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#include "entity.hpp"
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namespace game
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{
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using CharacterInputFlags = uint8_t;
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enum CharacterInputType
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{
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CIN_FORWARD,
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CIN_BACKWARD,
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CIN_LEFT,
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CIN_RIGHT,
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CIN_JUMP,
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};
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struct CapsuleShape
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{
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float radius;
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float height;
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CapsuleShape(float radius, float height) : radius(radius), height(height) {}
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};
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struct CharacterInfo
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{
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CapsuleShape shape = CapsuleShape(0.3f, 0.75f);
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};
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struct CharacterClothes
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{
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std::string name;
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glm::vec3 color;
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};
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class CharacterPhysicsController
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{
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public:
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CharacterPhysicsController(btDynamicsWorld& bt_world, btCapsuleShapeZ& bt_shape);
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DELETE_COPY_MOVE(CharacterPhysicsController)
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btKinematicCharacterController& GetBtController() { return bt_character_; }
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const btKinematicCharacterController& GetBtController() const { return bt_character_; }
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btGhostObject& GetBtGhost() { return bt_ghost_; }
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const btGhostObject& GetBtGhost() const { return bt_ghost_; }
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~CharacterPhysicsController();
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private:
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btDynamicsWorld& bt_world_;
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btPairCachingGhostObject bt_ghost_;
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btKinematicCharacterController bt_character_;
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};
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class Character : public Entity
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{
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public:
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using Super = Entity;
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Character(World& world, const CharacterInfo& info);
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virtual void Update() override;
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virtual void SendInitData(Player& player, net::OutMessage& msg) const override;
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void EnablePhysics(bool enable);
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void SetInput(CharacterInputType type, bool enable);
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void SetInputs(CharacterInputFlags inputs) { in_ = inputs; }
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void SetForwardYaw(float yaw) { forward_yaw_ = yaw; }
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void SetYaw(float yaw) { yaw_ = yaw; }
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void SetPosition(const glm::vec3& position);
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void AddClothes(std::string name, const glm::vec3& color);
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void SetMainAnim(const std::string& anim_name);
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~Character() override = default;
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private:
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void SyncControllerTransform();
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void SyncTransformFromController();
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void UpdateMovement();
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void UpdateSyncState();
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void SendUpdateMsg();
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CharacterSyncFieldFlags WriteState(net::OutMessage& msg, const CharacterSyncState& base) const;
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void Move(glm::vec3& velocity, float t);
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assets::AnimIdx GetAnim(const std::string& name) const;
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private:
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CapsuleShape shape_;
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// glm::vec3 position_ = glm::vec3(0.0f);
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// glm::vec3 velocity_ = glm::vec3(0.0f);
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CharacterInputFlags in_ = 0;
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btCapsuleShapeZ bt_shape_;
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float z_offset_ = 0.0f; // offset of controller from root
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std::unique_ptr<CharacterPhysicsController> controller_;
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float yaw_ = 0.0f;
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float forward_yaw_ = 0.0f;
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float walk_speed_ = 2.0f;
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SkeletonInstance sk_;
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CharacterAnimState animstate_;
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CharacterSyncState sync_[2];
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size_t sync_current_ = 0;
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std::vector<CharacterClothes> clothes_;
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};
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} // namespace game
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