bubel-ecs/demos/simple/source/utils/texture.d

module utils.texture;

import ecs.std;

import bindbc.sdl;
import bindbc.sdl.image;

import ecs_utils.math.vector;

struct Texture
{

    void create()
    {
        data = Mallocator.make!Data;
    }

    bool load(SDL_Renderer* renderer, const char[] path)
    {
        char[] cpath = (cast(char*)alloca(path.length+1))[0..path.length+1];
        //cpath[0..$-1] = path[0..$];
        memcpy(cpath.ptr, path.ptr, path.length);
        cpath[$-1] = 0;

        SDL_Surface* surf = IMG_Load(cpath.ptr);
        if(!surf)return false;

        data.size = ivec2(surf.w,surf.h);

        data.texture = SDL_CreateTextureFromSurface(renderer,surf);
        SDL_FreeSurface(surf);

        if(!data.texture)return false;

        return true;
    }

    struct Data
    {
        ubyte[] data;

        ivec2 size; 
        uint bpp;

        SDL_Texture* texture;
    }

    Data* data;
}