Multi-texturing

Single-Pass Multi-texturing (using multitexQuad defining texCoord0 & texCoord1 & )

lab15-SinglepassMultiTexturing

Multi-Pass Multi-texturing (draw Quad twice using add/modulate blending filter)

lab15-MultipassMultiTexturing

Add Blending (덧셈 블렌딩)

Modulate Blending (곱셈 블렌딩)