fix a regression caused by the previous commit

Author: wjakob

src/emitters/sunsky.cpp

@@ -620,7 +620,7 @@ class SunskyEmitter final : public Emitter<Float, Spectrum> {
 
         Spec c1 = 1 + coefs[0] * dr::exp(coefs[1] / (cos_theta + 0.01f));
         Spec chi = (1 + cos_gamma_sqr) /
-                   dr::pow(1 + dr::square(coefs[8]) - 2 * coefs[8] * cos_gamma, 1.5);
+                   dr::pow(1 + dr::square(coefs[8]) - 2 * coefs[8] * cos_gamma, 1.5f);
         Spec c2 = coefs[2] + coefs[3] * dr::exp(coefs[4] * gamma) +
                   coefs[5] * cos_gamma_sqr + coefs[6] * chi +
                   coefs[7] * dr::safe_sqrt(cos_theta);

src/shapes/sdfgrid.cpp

@@ -15,11 +15,11 @@
 #include <drjit/texture.h>
 
 #if defined(MI_ENABLE_EMBREE)
-#include <embree3/rtcore.h>
+#  include <embree3/rtcore.h>
 #endif
 
 #if defined(MI_ENABLE_CUDA)
-#include "optix/sdfgrid.cuh"
+#  include "optix/sdfgrid.cuh"
 #endif
 
 NAMESPACE_BEGIN(mitsuba)
@@ -164,8 +164,9 @@ class SDFGrid final : public Shape<Float, Spectrum> {
             if (tensor->shape(3) != 1)
                 Throw("SDF grid shape at index 3 is %lu, expected 1",
                       tensor->shape(3));
-            m_grid_texture = InputTexture3f(*tensor, true, true,
-                dr::FilterMode::Linear, dr::WrapMode::Clamp);
+            m_grid_texture = InputTexture3f(
+                (const typename InputTexture3f::TensorXf &) *tensor,
+                true, true, dr::FilterMode::Linear, dr::WrapMode::Clamp);
         } else {
             Throw("The SDF values must be specified with either the "
                   "\"filename\" or \"grid\" parameter!");

src/textures/bitmap.cpp

@@ -865,7 +865,7 @@ class BitmapTextureImpl : public Texture<Float, Spectrum> {
                     ScalarFloat value = ptr[i];
                     if (init_distr)
                         *out++ = value;
-                    m_mean += value;
+                    mean += value;
                     range_issue |= value < 0 || value > 1;
                 }
                 m_mean = mean / pixel_count;