animation.h

Go to the documentation of this file.

 
#pragma once
 
#include <SDL.h>
#include <stdbool.h>
#include <vec2.h>
 
typedef struct AnimationFrame {
    Vec2 position;  
    Vec2 size;      
} AnimationFrame;
 
typedef struct AnimationClip {
    char* name;             
    AnimationFrame* frames; 
    int frameCount;         
    float frameDuration;    
    bool looping;           
} AnimationClip;
 
typedef struct AnimationClipData {
    char* name;           
    int startFrameIndex;  
    int endFrameIndex;    
    float frameDuration;  
    bool looping;         
} AnimationClipData;
 
typedef struct Animation {
    SDL_Texture* spritesheet;  
    AnimationClip* clips;      
    int clipCount;             
    Vec2 frameSize;            
    int frameCount;            
    // Current animation state
    int currentClip;           
    int currentFrame;          
    float timer;               
    bool isPlaying;            
    int direction;             
} Animation;
 
typedef struct AnimationData {
    char* spritesheetPath;    
    Vec2 frameSize;           
    int frameCount;           
    AnimationClipData clips[15]; 
    Vec2 spriteSize;          
    char* defaultClip;        
    bool playOnStart;         
} AnimationData;
 
Animation* Animation_Create(AnimationData* data);
 
void Animation_Destroy(Animation* animation);
 
int Animation_AddClipFromGrid(Animation* animation, const char* name,
                                int startFrameIndex, int endFrameIndex,
                                float frameDuration, bool looping );
 
void Animation_Play(Animation* animation, const char* clipName);
 
void Animation_Stop(Animation* animation);
 
void Animation_Pause(Animation* animation);
 
void Animation_Resume(Animation* animation);
 
void Animation_Update(Animation* animation);
 
void Animation_Render(
    Animation* animation, Vec2 destPosition, Vec2 destSize,
    float angle, SDL_Point* rotationCenter, SDL_RendererFlip flip
);
 
bool Animation_ClipIsFinished(Animation* animation);