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character: Take ownership of frame bitmaps when preloading streamed spritesheets

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Since a non-owned frame is valid only until the next invocation of
stream callback, we need to clone it and take ownership.
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Sebastian Krzyszkowiak 2020-03-19 02:45:22 +01:00
parent 7cb7c361f0
commit 21f7424f89
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1 changed files with 5 additions and 0 deletions
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src/character.c
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@ -230,6 +230,11 @@ SYMBOL_EXPORT void PreloadStreamedSpritesheet(struct Game* game, struct Characte
PrintConsole(game, " - frame %d", i);
spritesheet->frames[i] = spritesheet->stream(game, delta, spritesheet->stream_data);
if (!spritesheet->frames[i].owned) {
spritesheet->frames[i].bitmap = al_clone_bitmap(spritesheet->frames[i].bitmap);
spritesheet->frames[i].owned = true;
}
spritesheet->frames[i]._priv.image = al_create_sub_bitmap(spritesheet->frames[i].bitmap, spritesheet->frames[i].sx * spritesheet->scale, spritesheet->frames[i].sy * spritesheet->scale, (spritesheet->frames[i].sw > 0) ? (spritesheet->frames[i].sw * spritesheet->scale) : al_get_bitmap_width(spritesheet->frames[i].bitmap), (spritesheet->frames[i].sh > 0) ? (spritesheet->frames[i].sh * spritesheet->scale) : al_get_bitmap_height(spritesheet->frames[i].bitmap));
int width = al_get_bitmap_width(spritesheet->frames[i]._priv.image) / spritesheet->scale + spritesheet->frames[i].x;