Remove unnecessary static casts

examples/island/Island.cpp

@@ -24,10 +24,10 @@
 namespace
 {
 // Width and height of the application window
-const sf::Vector2u windowSize(800, 600);
+constexpr sf::Vector2u windowSize(800, 600);
 
 // Resolution of the generated terrain
-const sf::Vector2u resolution(800, 600);
+constexpr sf::Vector2u resolution(800, 600);
 
 // Thread pool parameters
 const unsigned int threadCount = 4;
@@ -66,7 +66,7 @@ float edgeDropoffExponent = 1.5f;
 float snowcapHeight = 0.6f;
 
 // Terrain lighting parameters
-float heightFactor  = static_cast<float>(windowSize.y) / 2.0f;
+float heightFactor  = float{windowSize.y} / 2.0f;
 float heightFlatten = 3.0f;
 float lightFactor   = 0.7f;
 } // namespace
@@ -286,9 +286,8 @@ float getElevation(sf::Vector2u position)
 
     for (int i = 0; i < perlinOctaves; ++i)
     {
-        const sf::Vector2f scaled = normalized * perlinFrequency * static_cast<float>(std::pow(perlinFrequencyBase, i));
-        elevation += stb_perlin_noise3(scaled.x, scaled.y, 0, 0, 0, 0) *
-                     static_cast<float>(std::pow(perlinFrequencyBase, -i));
+        const sf::Vector2f scaled = normalized * perlinFrequency * std::powf(perlinFrequencyBase, i);
+        elevation += stb_perlin_noise3(scaled.x, scaled.y, 0, 0, 0, 0) * std::powf(perlinFrequencyBase, -i);
     }
 
     elevation = (elevation + 1.f) / 2.f;