Function DrawGroundSpriteAt

src/viewport.cpp:556–567

* Draws a ground sprite at a specific world-coordinate relative to the current tile. * If the current tile is drawn on top of a foundation the sprite is added as child sprite to the "foundation"-ParentSprite. * * @param image the image to draw. * @param pal the provided palette. * @param x position x (world coordinates) of the sprite relative to current tile. * @param y position y (world coo

 * @param extra_offs_y Pixel Y offset for the sprite position.
 */
void DrawGroundSpriteAt(SpriteID image, PaletteID pal, int32_t x, int32_t y, int z, const SubSprite *sub, int extra_offs_x, int extra_offs_y)
{
	/* Switch to first foundation part, if no foundation was drawn */
	if (_vd.foundation_part == FOUNDATION_PART_NONE) _vd.foundation_part = FOUNDATION_PART_NORMAL;

	if (_vd.foundation[_vd.foundation_part] != -1) {
		Point pt = RemapCoords(x, y, z);
		AddChildSpriteToFoundation(image, pal, sub, _vd.foundation_part, pt.x + extra_offs_x * ZOOM_BASE, pt.y + extra_offs_y * ZOOM_BASE);
	} else {
		AddTileSpriteToDraw(image, pal, _cur_ti.x + x, _cur_ti.y + y, _cur_ti.z + z, sub, extra_offs_x * ZOOM_BASE, extra_offs_y * ZOOM_BASE);
	}
}

/**
 * Draws a ground sprite for the current tile.