示例#1
0
ScriptDynamicSprite* DynamicSprite_CreateFromExistingSprite(int slot, int preserveAlphaChannel) {

    int gotSlot = spriteset.findFreeSlot();
    if (gotSlot <= 0)
        return NULL;

    if (!spriteset.doesSpriteExist(slot))
        quitprintf("DynamicSprite.CreateFromExistingSprite: sprite %d does not exist", slot);

    // create a new sprite as a copy of the existing one
    Bitmap *newPic = BitmapHelper::CreateBitmapCopy(spriteset[slot]);
    if (newPic == NULL)
        return NULL;

    bool hasAlpha = (preserveAlphaChannel) && ((game.spriteflags[slot] & SPF_ALPHACHANNEL) != 0);

    // replace the bitmap in the sprite set
    add_dynamic_sprite(gotSlot, newPic, hasAlpha);
    ScriptDynamicSprite *new_spr = new ScriptDynamicSprite(gotSlot);
    return new_spr;
}
示例#2
0
ScriptDynamicSprite* DynamicSprite_CreateFromExistingSprite(int slot, int preserveAlphaChannel) {

    int gotSlot = spriteset.findFreeSlot();
    if (gotSlot <= 0)
        return NULL;

    if (!spriteset.doesSpriteExist(slot))
        quitprintf("DynamicSprite.CreateFromExistingSprite: sprite %d does not exist", slot);

    // create a new sprite as a copy of the existing one
    Bitmap *newPic = BitmapHelper::CreateBitmap(spritewidth[slot], spriteheight[slot], spriteset[slot]->GetColorDepth());
    if (newPic == NULL)
        return NULL;

    newPic->Blit(spriteset[slot], 0, 0, 0, 0, spritewidth[slot], spriteheight[slot]);

    bool hasAlpha = (preserveAlphaChannel) && ((game.spriteflags[slot] & SPF_ALPHACHANNEL) != 0);

    // replace the bitmap in the sprite set
    add_dynamic_sprite(gotSlot, newPic, hasAlpha);
    ScriptDynamicSprite *new_spr = new ScriptDynamicSprite(gotSlot);
    GlobalReturnValue.SetDynamicObject(new_spr, new_spr);
    return new_spr;
}