From 0704f62924ab5e09e1fdd2ffbbe9bf7a6d95c9f9 Mon Sep 17 00:00:00 2001
From: Radu Serban <serban@wisc.edu>
Date: Sun, 8 Sep 2024 21:36:08 +0200
Subject: [PATCH] Fix argument type for std::pow

---
 src/chrono_sensor/optix/shaders/material_shaders.cu | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/chrono_sensor/optix/shaders/material_shaders.cu b/src/chrono_sensor/optix/shaders/material_shaders.cu
index a0fa823f04..93b76b2166 100644
--- a/src/chrono_sensor/optix/shaders/material_shaders.cu
+++ b/src/chrono_sensor/optix/shaders/material_shaders.cu
@@ -1008,7 +1008,7 @@ static __device__ inline void CameraHapkeShader(PerRayData_camera* prd_camera,
 
                             float B_C = 0.0f;
                             if (cos_g < 1.0f)
-                                B_C = (1 + (1 - exp(-tan_ghalf_per_hC)) / tan_ghalf_per_hC) / (2 * pow(1 + tan_ghalf_per_hC, 2));
+                                B_C = (1 + (1 - exp(-tan_ghalf_per_hC)) / tan_ghalf_per_hC) / (2 * pow(1 + tan_ghalf_per_hC, 2.0f));
                             else if (cos_g == 1)
                                 B_C = 1;