Geometry Nodes: Add Voronoi Texture

Port shader Voronoi to GN

Reviewed By: JacquesLucke

Differential Revision: https://developer.blender.org/D12725

1 files changed, 94 insertions, 0 deletions

diff --git a/source/blender/blenlib/BLI_noise.hh b/source/blender/blenlib/BLI_noise.hh
index 12e7aa57ab0..93980e3569e 100644
--- a/source/blender/blenlib/BLI_noise.hh
+++ b/source/blender/blenlib/BLI_noise.hh
@@ -112,4 +112,98 @@ float3 perlin_float3_fractal_distorted(float4 position,
 
 /** \} */
 
+/* -------------------------------------------------------------------- */
+/** \name Voronoi Noise
+ * \{ */
+
+void voronoi_f1(
+    const float w, const float randomness, float *r_distance, float3 *r_color, float *r_w);
+void voronoi_smooth_f1(const float w,
+                       const float smoothness,
+                       const float randomness,
+                       float *r_distance,
+                       float3 *r_color,
+                       float *r_w);
+void voronoi_f2(
+    const float w, const float randomness, float *r_distance, float3 *r_color, float *r_w);
+void voronoi_distance_to_edge(const float w, const float randomness, float *r_distance);
+void voronoi_n_sphere_radius(const float w, const float randomness, float *r_radius);
+
+void voronoi_f1(const float2 coord,
+                const float exponent,
+                const float randomness,
+                const int metric,
+                float *r_distance,
+                float3 *r_color,
+                float2 *r_position);
+void voronoi_smooth_f1(const float2 coord,
+                       const float smoothness,
+                       const float exponent,
+                       const float randomness,
+                       const int metric,
+                       float *r_distance,
+                       float3 *r_color,
+                       float2 *r_position);
+void voronoi_f2(const float2 coord,
+                const float exponent,
+                const float randomness,
+                const int metric,
+                float *r_distance,
+                float3 *r_color,
+                float2 *r_position);
+void voronoi_distance_to_edge(const float2 coord, const float randomness, float *r_distance);
+void voronoi_n_sphere_radius(const float2 coord, const float randomness, float *r_radius);
+
+void voronoi_f1(const float3 coord,
+                const float exponent,
+                const float randomness,
+                const int metric,
+                float *r_distance,
+                float3 *r_color,
+                float3 *r_position);
+void voronoi_smooth_f1(const float3 coord,
+                       const float smoothness,
+                       const float exponent,
+                       const float randomness,
+                       const int metric,
+                       float *r_distance,
+                       float3 *r_color,
+                       float3 *r_position);
+void voronoi_f2(const float3 coord,
+                const float exponent,
+                const float randomness,
+                const int metric,
+                float *r_distance,
+                float3 *r_color,
+                float3 *r_position);
+void voronoi_distance_to_edge(const float3 coord, const float randomness, float *r_distance);
+void voronoi_n_sphere_radius(const float3 coord, const float randomness, float *r_radius);
+
+void voronoi_f1(const float4 coord,
+                const float exponent,
+                const float randomness,
+                const int metric,
+                float *r_distance,
+                float3 *r_color,
+                float4 *r_position);
+void voronoi_smooth_f1(const float4 coord,
+                       const float smoothness,
+                       const float exponent,
+                       const float randomness,
+                       const int metric,
+                       float *r_distance,
+                       float3 *r_color,
+                       float4 *r_position);
+void voronoi_f2(const float4 coord,
+                const float exponent,
+                const float randomness,
+                const int metric,
+                float *r_distance,
+                float3 *r_color,
+                float4 *r_position);
+void voronoi_distance_to_edge(const float4 coord, const float randomness, float *r_distance);
+void voronoi_n_sphere_radius(const float4 coord, const float randomness, float *r_radius);
+
+/** \} */
+
 }  // namespace blender::noise