1 files changed, 10 insertions, 8 deletions

diff --git a/test.slang b/test.slang
index 324e53f..ee971ce 100644
--- a/test.slang
+++ b/test.slang
@@ -2,20 +2,22 @@
 #define __CUSTOM31_INC
 
 [Differentiable]
-public float3 cart_to_cyl(uniform float3 xyz) {
-  float radius = length(xyz.xy);
-  float theta = atan2(xyz.y, xyz.x);
-  return float3(radius, theta, xyz.z);
+public float3 c31_deform(uniform float3 xyz) {
+  return float3(
+    sin(xyz.x) * sin(xyz.z),
+    xyz.y,
+    sin(xyz.x) * sin(xyz.z)
+  );
 }
 
-public float3x3 cart_to_cyl_jacobian(uniform float3 xyz, uniform float3 n) {
+public float3x3 c31_deform_jacobian(uniform float3 xyz, uniform float3 n) {
   DifferentialPair<float3> dp_x = diffPair(xyz, float3(1, 0, 0));
   DifferentialPair<float3> dp_y = diffPair(xyz, float3(0, 1, 0));
   DifferentialPair<float3> dp_z = diffPair(xyz, float3(0, 0, 1));
 
-  DifferentialPair<float3> dp_x_out = fwd_diff(cart_to_cyl)(dp_x);
-  DifferentialPair<float3> dp_y_out = fwd_diff(cart_to_cyl)(dp_y);
-  DifferentialPair<float3> dp_z_out = fwd_diff(cart_to_cyl)(dp_z);
+  DifferentialPair<float3> dp_x_out = fwd_diff(c31_deform)(dp_x);
+  DifferentialPair<float3> dp_y_out = fwd_diff(c31_deform)(dp_y);
+  DifferentialPair<float3> dp_z_out = fwd_diff(c31_deform)(dp_z);
 
   return float3x3(dp_x_out.d, dp_y_out.d, dp_z_out.d);
 }