Add iridescence to parallax shader

Add texture slots for iridescence using a shaderamp and a normal map,
and an offset parameter to control whether iridescence is most visible
from the side (0.0) or head on (0.5).

Include two sample textures to use with the effect.

2 files changed, 0 insertions, 0 deletions

diff --git a/Textures/iridescent_normals.png b/Textures/iridescent_normals.png
new file mode 100644
index 0000000..dacede4
--- /dev/null
+++ b/Textures/iridescent_normals.png
diff --git a/Textures/iridescent_ramp.png b/Textures/iridescent_ramp.png
new file mode 100644
index 0000000..e6028d7
--- /dev/null
+++ b/Textures/iridescent_ramp.png