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Experimento con emscripten y SDL

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#include "engine.h"

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void background_render_handler(actor *a)

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{

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    background_actor *bg = (background_actor *)a;

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    sprite_render(&(bg->background_sprite));

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    SDL_Rect dest = {.x = 0, .y = 0, .w = eng.grid_width * TILE_DIMENSION, .h = STATUS_BAR_HEIGHT * TILE_DIMENSION};

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    SDL_RenderCopy (eng.renderer, bg->status_bar, NULL, &dest);

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    SDL_QueryTexture(bg->status_text,

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            NULL, NULL, &dest.w, &dest.h);

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    dest.x = 80;

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    dest.y = 20;

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    SDL_RenderCopy (eng.renderer, bg->status_text, NULL, &dest);

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}

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background_actor *background_actor_init(background_actor *bg)

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{

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    actor_init(&bg->a, background_render_handler, NULL);

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    sprite_init(

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            &bg->background_sprite,

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            eng.grid_width * TILE_DIMENSION,

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            eng.grid_height * TILE_DIMENSION,

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            &eng.sand_decal);

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    bg->background_sprite.r[0] = 0;

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    bg->background_sprite.r[1] = STATUS_BAR_HEIGHT * TILE_DIMENSION;

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    bg->status_bar = eng.textures[STATUS_BAR_TEXTURE]; // SDL_CreateTextureFromSurface(eng.renderer, status_surface);

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    bg->font = TTF_OpenFont(STATUS_TEXT_FONT, STATUS_TEXT_SIZE);

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    background_actor_update_scoreboard(bg);

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    return bg;

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}

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background_actor *background_actor_update_scoreboard(background_actor *bg)

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{

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	SDL_Color fg={93,93,93,255};

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    char msg[201];

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    sprintf(msg, "score: %02u", eng.score);

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    SDL_Surface *status_text_surface = TTF_RenderText_Blended(bg->font, msg, fg);

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    bg->status_text = SDL_CreateTextureFromSurface(eng.renderer, status_text_surface);

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    SDL_FreeSurface(status_text_surface);

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    return bg;

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}

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