X-Git-Url: https://git.dogcows.com/gitweb?p=chaz%2Fyoink;a=blobdiff_plain;f=src%2FCharacter.hh;h=00e5a4b2b6912dc8ceae0b27643d5f67496102ea;hp=c9cf11a0542635798f2eeba1b18ea92e6058a680;hb=df541170776dc4ac4f241ca480812bd70bcb6eca;hpb=7d15b919681bb9ec0088b4b27c6abf62d6dfb9b1 diff --git a/src/Character.hh b/src/Character.hh index c9cf11a..00e5a4b 100644 --- a/src/Character.hh +++ b/src/Character.hh @@ -29,39 +29,155 @@ #ifndef _CHARACTER_HH_ #define _CHARACTER_HH_ -#include "resource.hh" -#include "drawable.hh" -#include "animation.hh" -#include "tilemap.hh" +#include + +#include +#include +#include +#include +#include +#include +#include + + +struct Character; +typedef boost::shared_ptr CharacterP; /** - * Parent class of animate objects with "personalities." + * Parent class of animate objects with "personalities." This basically + * includes the heroine herself and the bad guys. */ -class Character : public dc::drawable +struct Character : public Mf::Entity { -public: - struct exception : public std::runtime_error + struct Derivative { - explicit exception(const std::string& what_arg) : - std::runtime_error(what_arg) {} + Mf::Vector2 velocity; + Mf::Vector2 force; + + Derivative operator*(Mf::Scalar dt) const + { + Derivative derivative; + derivative.velocity = dt * velocity; + derivative.force = dt * force; + return derivative; + } + + Derivative operator+(const Derivative& other) const + { + Derivative derivative; + derivative.velocity = velocity + other.velocity; + derivative.force = force + other.force; + return derivative; + } }; - Character(const std::string& name); - ~Character(); + struct State + { + // primary + + Mf::Vector2 position; + Mf::Vector2 momentum; + Mf::Vector2 force; + + // secondary + + Mf::Vector2 velocity; + + // constant + + Mf::Scalar mass; + Mf::Scalar inverseMass; + + void recalculate() + { + velocity = momentum * inverseMass; + } + + + void getDerivative(Derivative& derivative, Mf::Scalar t) const + { + //derivative.velocity = Mf::Vector2(0.0, 0.0); + //derivative.force = Mf::Vector2(0.0, 0.0); + derivative.velocity = velocity; + derivative.force = force; + } + + void applyDerivative(const Derivative& derivative, Mf::Scalar dt) + { + position += dt * derivative.velocity; + momentum += dt * derivative.force; + recalculate(); + } + + // these two operator overloads all using the state in generic + // interpolator implementations + + State operator*(Mf::Scalar scalar) const + { + State state = *this; + state.position *= scalar; + state.momentum *= scalar; + state.recalculate(); + return state; + } + + State operator+(const State& state) const + { + State newState = *this; + newState.position += state.position; + newState.momentum += state.momentum; + newState.recalculate(); + return newState; + } + }; + + State previous; + State current; - void draw(dc::scalar alpha); + Mf::OctreeNodeP treeNode; - dc::tilemap& getTilemap(); - dc::animation& getAnimation(); private: - dc::tilemap texture; - dc::animation anim; + + static const Mf::Scalar z = 96.0; + + Mf::Tilemap tilemap_; + Mf::Animation animation_; + + void updateContainers(); + +public: + + inline static CharacterP alloc(const std::string& name) + { + return CharacterP(new Character(name)); + } + + Character(const std::string& name); + inline virtual ~Character() {} + + void update(Mf::Scalar t, Mf::Scalar dt); + void handleEvent(const Mf::Event& event); + void draw(Mf::Scalar alpha) const; + + Mf::Tilemap& getTilemap(); + Mf::Animation& getAnimation(); }; +//inline Character::State operator*(Mf::Scalar scalar, + //const Character::State& state) +//{ + //Character::State newState = state; + //newState.position *= scalar; + //newState.momentum *= scalar; + //newState.recalculate(); + //return newState; +//} + + #endif // _CHARACTER_HH_ /** vim: set ts=4 sw=4 tw=80: *************************************************/