void jumpnrun_render_tile (badge_framebuffer *fb, jumpnrun_game_state const *state, jumpnrun_tile const *tile );
void jumpnrun_render_item (badge_framebuffer *fb, jumpnrun_game_state const *state, jumpnrun_item const *item );
void jumpnrun_render_tile (badge_framebuffer *fb, jumpnrun_game_state const *state, jumpnrun_tile const *tile );
void jumpnrun_render_item (badge_framebuffer *fb, jumpnrun_game_state const *state, jumpnrun_item const *item );