// Z buffer half range, but no clears (saves fill rate)
gl_ztrick 0
// Stochastically dither 24-bit images since the driver will truncate them to 565 (on/off)
gl_dither 1
// Amount of offset to apply to decals (0 disables)
gl_polyoffset -0.001
// Apply lightmaps to alpha tested surfaces with holes (on/off)
gl_lightholes 1
// Keep collinear points added by QCSG/QBSP to fix T-junctions (on/off)
gl_keeptjunctions 1