diff --git a/noise.h b/noise.h
index 6dd08c2..e6c353a 100644
--- a/noise.h
+++ b/noise.h
@@ -15,185 +15,185 @@ class AnlNoise : public Reference {
     static void _bind_methods();
 
 public:
-      AnlNoise();
+    AnlNoise();
 //------------------------------------------------------------------------------
 // Kernel noise methods
 //------------------------------------------------------------------------------
-Index pi();
-Index e();
-Index one();
-Index zero();
-Index point5();
-Index sqrt2();
-
-Index constant(double value);
-Index seed(unsigned int value);
-Index seeder(Index seed, Index src);
-
-Index value_basis(Index interp, Index seed);
-Index gradient_basis(Index interp, Index seed);
-Index simplex_basis(Index seed);
-Index cellular_basis(Index f1, Index f2, Index f3, Index f4,
-                     Index d1, Index d2, Index d3, Index d4,
-                     Index distance, Index seed);
-
-Index add(Index src1, Index src2);
-Index subtract(Index src1, Index src2);
-Index multiply(Index src1, Index src2);
-Index divide(Index src1, Index src2);
-Index maximum(Index src1, Index src2);
-Index minimum(Index src1, Index src2);
-Index abs(Index src);
-Index pow(Index src1, Index src2);
-Index bias(Index src1, Index src2);
-Index gain(Index src1, Index src2);
-
-Index scale(Index src, Index scale);
-
-Index scale_x(Index src, Index scale);
-Index scale_y(Index src, Index scale);
-Index scale_z(Index src, Index scale);
-Index scale_w(Index src, Index scale);
-Index scale_u(Index src, Index scale);
-Index scale_v(Index src, Index scale);
-
-Index translate(Index src, Index translate);
-
-Index translate_x(Index src, Index translate);
-Index translate_y(Index src, Index translate);
-Index translate_z(Index src, Index translate);
-Index translate_w(Index src, Index translate);
-Index translate_u(Index src, Index translate);
-Index translate_v(Index src, Index translate);
-
-Index rotate(Index src, Index angle, Index ax, Index ay, Index az);
-
-Index add_sequence(Index base, unsigned int number, unsigned int stride = 1);
-Index multiply_sequence(Index base, Index number, unsigned int stride = 1);
-Index max_sequence(Index base, unsigned int number, unsigned int stride = 1);
-Index min_sequence(Index base, unsigned int number, unsigned int stride = 1);
-
-Index mix(Index low, Index high, Index control);
-Index select(Index low, Index high, Index control,
-             Index threshold, Index falloff);
-Index clamp(Index src, Index low, Index high);
-
-Index cos(Index src);
-Index sin(Index src);
-Index tan(Index src);
-Index acos(Index src);
-Index asin(Index src);
-Index atan(Index src);
-
-Index tiers(Index src, Index num_tiers);
-Index smooth_tiers(Index src, Index num_tiers);
-
-Index x();
-Index y();
-Index z();
-Index w();
-Index u();
-Index v();
-
-Index dx(Index src, Index spacing);
-Index dy(Index src, Index spacing);
-Index dz(Index src, Index spacing);
-Index dw(Index src, Index spacing);
-Index du(Index src, Index spacing);
-Index dv(Index src, Index spacing);
-
-Index sigmoid(Index src, Index center, Index ramp);
-
-Index radial();
-
-Index fractal(Index seed, Index layer,
-              Index persistence, Index lacunarity, Index numoctaves, Index frequency);
-Index randomize(Index seed, Index low, Index high);
-Index step(Index val, Index control);
-Index linear_step(Index low, Index high, Index control);
-Index smooth_step(Index low, Index high, Index control);
-Index smoother_step(Index low, Index high, Index control);
-
-Index curve_section(Index lowv,
-                    Index t0, Index t1, Index v0, Index v1,
-                    Index control);
-// Patterns
-
-Index hex_tile(Index seed);
-Index hex_bump();
-
-Index color(const Color& color);
-Index combine_rgba(Index r, Index g, Index b, Index a);
-Index combine_hsva(Index h, Index s, Index v, Index a);
-
-Index scale_offset(Index src, double scale, double offset);
-
-Index fractal_layer(anl::BasisTypes basis, Index interp_type,
+    Index pi();
+    Index e();
+    Index one();
+    Index zero();
+    Index point5();
+    Index sqrt2();
+
+    Index constant(double value);
+    Index seed(unsigned int value);
+    Index seeder(Index seed, Index src);
+
+    Index value_basis(Index interp, Index seed);
+    Index gradient_basis(Index interp, Index seed);
+    Index simplex_basis(Index seed);
+    Index cellular_basis(Index f1, Index f2, Index f3, Index f4,
+                        Index d1, Index d2, Index d3, Index d4,
+                        Index distance, Index seed);
+
+    Index add(Index src1, Index src2);
+    Index subtract(Index src1, Index src2);
+    Index multiply(Index src1, Index src2);
+    Index divide(Index src1, Index src2);
+    Index maximum(Index src1, Index src2);
+    Index minimum(Index src1, Index src2);
+    Index abs(Index src);
+    Index pow(Index src1, Index src2);
+    Index bias(Index src1, Index src2);
+    Index gain(Index src1, Index src2);
+
+    Index scale(Index src, Index scale);
+
+    Index scale_x(Index src, Index scale);
+    Index scale_y(Index src, Index scale);
+    Index scale_z(Index src, Index scale);
+    Index scale_w(Index src, Index scale);
+    Index scale_u(Index src, Index scale);
+    Index scale_v(Index src, Index scale);
+
+    Index translate(Index src, Index translate);
+
+    Index translate_x(Index src, Index translate);
+    Index translate_y(Index src, Index translate);
+    Index translate_z(Index src, Index translate);
+    Index translate_w(Index src, Index translate);
+    Index translate_u(Index src, Index translate);
+    Index translate_v(Index src, Index translate);
+
+    Index rotate(Index src, Index angle, Index ax, Index ay, Index az);
+
+    Index add_sequence(Index base, unsigned int number, unsigned int stride = 1);
+    Index multiply_sequence(Index base, Index number, unsigned int stride = 1);
+    Index max_sequence(Index base, unsigned int number, unsigned int stride = 1);
+    Index min_sequence(Index base, unsigned int number, unsigned int stride = 1);
+
+    Index mix(Index low, Index high, Index control);
+    Index select(Index low, Index high, Index control,
+                Index threshold, Index falloff);
+    Index clamp(Index src, Index low, Index high);
+
+    Index cos(Index src);
+    Index sin(Index src);
+    Index tan(Index src);
+    Index acos(Index src);
+    Index asin(Index src);
+    Index atan(Index src);
+
+    Index tiers(Index src, Index num_tiers);
+    Index smooth_tiers(Index src, Index num_tiers);
+
+    Index x();
+    Index y();
+    Index z();
+    Index w();
+    Index u();
+    Index v();
+
+    Index dx(Index src, Index spacing);
+    Index dy(Index src, Index spacing);
+    Index dz(Index src, Index spacing);
+    Index dw(Index src, Index spacing);
+    Index du(Index src, Index spacing);
+    Index dv(Index src, Index spacing);
+
+    Index sigmoid(Index src, Index center, Index ramp);
+
+    Index radial();
+
+    Index fractal(Index seed, Index layer,
+                Index persistence, Index lacunarity, Index numoctaves, Index frequency);
+    Index randomize(Index seed, Index low, Index high);
+    Index step(Index val, Index control);
+    Index linear_step(Index low, Index high, Index control);
+    Index smooth_step(Index low, Index high, Index control);
+    Index smoother_step(Index low, Index high, Index control);
+
+    Index curve_section(Index lowv,
+                        Index t0, Index t1, Index v0, Index v1,
+                        Index control);
+    // Patterns
+
+    Index hex_tile(Index seed);
+    Index hex_bump();
+
+    Index color(const Color& color);
+    Index combine_rgba(Index r, Index g, Index b, Index a);
+    Index combine_hsva(Index h, Index s, Index v, Index a);
+
+    Index scale_offset(Index src, double scale, double offset);
+
+    Index fractal_layer(anl::BasisTypes basis, Index interp_type,
+                        double scale, double frequency, unsigned int seed, bool rot = true,
+                        double angle = 0.5, double ax = 0.0, double ay = 0.0, double az = 1.0);
+
+    Index ridged_layer(anl::BasisTypes basis, Index interp_type,
                     double scale, double frequency, unsigned int seed, bool rot = true,
                     double angle = 0.5, double ax = 0.0, double ay = 0.0, double az = 1.0);
 
-Index ridged_layer(anl::BasisTypes basis, Index interp_type,
-                   double scale, double frequency, unsigned int seed, bool rot = true,
-                   double angle = 0.5, double ax = 0.0, double ay = 0.0, double az = 1.0);
-
-Index billow_layer(anl::BasisTypes basis, Index interp_type,
-                   double scale, double frequency, unsigned int seed, bool rot = true,
-                   double angle = 0.5, double ax = 0.0, double ay = 0.0, double az = 1.0);
+    Index billow_layer(anl::BasisTypes basis, Index interp_type,
+                    double scale, double frequency, unsigned int seed, bool rot = true,
+                    double angle = 0.5, double ax = 0.0, double ay = 0.0, double az = 1.0);
 
-Index fbm(anl::BasisTypes basis, anl::InterpolationTypes interp,
-          unsigned int numoctaves, double frequency, unsigned int seed, bool rot = true);
+    Index fbm(anl::BasisTypes basis, anl::InterpolationTypes interp,
+            unsigned int numoctaves, double frequency, unsigned int seed, bool rot = true);
 
-Index ridged_multifractal(anl::BasisTypes basis, anl::InterpolationTypes interp,
-                          unsigned int numoctaves, double frequency, unsigned int seed, bool rot = true);
+    Index ridged_multifractal(anl::BasisTypes basis, anl::InterpolationTypes interp,
+                            unsigned int numoctaves, double frequency, unsigned int seed, bool rot = true);
 
-Index billow(anl::BasisTypes basis, anl::InterpolationTypes interp,
-             unsigned int numoctaves, double frequency, unsigned int seed, bool rot = true);
+    Index billow(anl::BasisTypes basis, anl::InterpolationTypes interp,
+                unsigned int numoctaves, double frequency, unsigned int seed, bool rot = true);
 
-// Kernel
+    // Kernel
 
-Index get_last_index();
+    Index get_last_index();
 
 //------------------------------------------------------------------------------
 // NoiseExecutor methods
 //------------------------------------------------------------------------------
-double get_scalar_2d(double x, double y, Index);
-double get_scalar_3d(double x, double y, double z, Index);
-double get_scalar_4d(double x, double y, double z, double w, Index);
-double get_scalar_6d(double x, double y, double z, double w, double u, double v, Index);
+    double get_scalar_2d(double x, double y, Index);
+    double get_scalar_3d(double x, double y, double z, Index);
+    double get_scalar_4d(double x, double y, double z, double w, Index);
+    double get_scalar_6d(double x, double y, double z, double w, double u, double v, Index);
 
-Color get_color_2d(double x, double y, Index);
-Color get_color_3d(double x, double y, double z, Index);
-Color get_color_4d(double x, double y, double z, double w, Index);
-Color get_color_6d(double x, double y, double z, double w, double u, double v, Index);
+    Color get_color_2d(double x, double y, Index);
+    Color get_color_3d(double x, double y, double z, Index);
+    Color get_color_4d(double x, double y, double z, double w, Index);
+    Color get_color_6d(double x, double y, double z, double w, double u, double v, Index);
 
 //------------------------------------------------------------------------------
 // ExpressionBuilder methods
 //------------------------------------------------------------------------------
-Index evaluate(const String& expression);
+    Index evaluate(const String& expression);
 
 //------------------------------------------------------------------------------
 // Image methods
 //------------------------------------------------------------------------------
-Ref<Image> map_to_image(const Vector2& image_size,
-                        Index index,
-                        anl::EMappingModes mode = anl::EMappingModes::SEAMLESS_NONE,
-                        const Rect2& mapping_ranges = Rect2(-1, -1, 2, 2),
-                        Image::Format format = Image::Format::FORMAT_RGBA8);
-
-Ref<Texture> map_to_texture(const Vector2& texture_size,
+    Ref<Image> map_to_image(const Vector2& image_size,
                             Index index,
                             anl::EMappingModes mode = anl::EMappingModes::SEAMLESS_NONE,
-                            const Rect2& ranges = Rect2(-1, -1, 2, 2),
-                            int flags = Texture::FLAGS_DEFAULT);
+                            const Rect2& mapping_ranges = Rect2(-1, -1, 2, 2),
+                            Image::Format format = Image::Format::FORMAT_RGBA8);
+
+    Ref<Texture> map_to_texture(const Vector2& texture_size,
+                                Index index,
+                                anl::EMappingModes mode = anl::EMappingModes::SEAMLESS_NONE,
+                                const Rect2& ranges = Rect2(-1, -1, 2, 2),
+                                int flags = Texture::FLAGS_DEFAULT);
 
-void gen_texture(const Vector2& size, anl::EMappingModes mode,
-                 Index index, const String& filename);
+    void gen_texture(const Vector2& size, anl::EMappingModes mode,
+                    Index index, const String& filename);
 
 private:
 
-anl::CKernel kernel;
-anl::CNoiseExecutor vm;
-anl::CExpressionBuilder eb;
+    anl::CKernel kernel;
+    anl::CNoiseExecutor vm;
+    anl::CExpressionBuilder eb;
 
 };