size 320 240
vertex_shader transform
fragment_shader blue
uniform 2 0 0 -1 0 2 0 -1 0 0 -1 0 0 0 0 1 
vertex_data fff
v 0.4 0.2 0
v 0.9 0.2 0
v 0.9 0.8 0
v 0.9 0.8 0
v 0.4 0.2 0
v 0.4 0.8 0
render triangle
fragment_shader red
vertex_data fff
v 0.2 0.2 -0.5
v 0.8 0.5 0.5
v 0.2 0.8 -0.5
render triangle
