/* Draw texture at c, clipping everything outside ul to ul + sz. */
public void image(Tex tex, Coord c, Coord ul, Coord sz) {
if (tex == null) return;
st.set(cur2d);
ul = ul.add(this.tx);
Coord br = ul.add(sz);
if (ul.x < this.ul.x) ul.x = this.ul.x;
if (ul.y < this.ul.y) ul.y = this.ul.y;
if (br.x > this.ul.x + this.sz.x) br.x = this.ul.x + this.sz.x;
if (br.y > this.ul.y + this.sz.y) br.y = this.ul.y + this.sz.y;
tex.crender(this, c.add(this.tx), ul, br.sub(ul));
checkerr();
}
/* Draw texture at c, with the extra state s applied. */
public void image(Tex tex, Coord c, GLState s) {
st.set(cur2d);
if (s != null) state(s);
tex.crender(this, c.add(tx), ul, sz);
checkerr();
}
/* Draw texture at c, scaling it to sz. */
public void image(Tex tex, Coord c, Coord sz) {
if (tex == null) return;
st.set(cur2d);
tex.crender(this, c.add(tx), ul, this.sz, sz);
checkerr();
}