New debug element "circle" for simulations, which is quite useful for

visualizing scalar fields.

2 files changed, 23 insertions, 0 deletions

diff --git a/source/blender/blenkernel/BKE_effect.h b/source/blender/blenkernel/BKE_effect.h
index 04853bbb163..6688cd33e84 100644
--- a/source/blender/blenkernel/BKE_effect.h
+++ b/source/blender/blenkernel/BKE_effect.h
@@ -150,6 +150,7 @@ typedef struct SimDebugElement {
 
 typedef enum eSimDebugElement_Type {
 	SIM_DEBUG_ELEM_DOT,
+	SIM_DEBUG_ELEM_CIRCLE,
 	SIM_DEBUG_ELEM_LINE,
 	SIM_DEBUG_ELEM_VECTOR,
 } eSimDebugElement_Type;
@@ -160,6 +161,7 @@ typedef struct SimDebugData {
 
 struct SimDebugData *BKE_sim_debug_data_new(void);
 void BKE_sim_debug_data_add_dot(struct SimDebugData *debug_data, const float p[3], float r, float g, float b, const char *category, int hash);
+void BKE_sim_debug_data_add_circle(struct SimDebugData *debug_data, const float p[3], const float radius, float r, float g, float b, const char *category, int hash);
 void BKE_sim_debug_data_add_line(struct SimDebugData *debug_data, const float p1[3], const float p2[3], float r, float g, float b, const char *category, int hash);
 void BKE_sim_debug_data_add_vector(struct SimDebugData *debug_data, const float p[3], const float d[3], float r, float g, float b, const char *category, int hash);
 void BKE_sim_debug_data_remove(struct SimDebugData *debug_data, int hash);
diff --git a/source/blender/blenkernel/intern/effect.c b/source/blender/blenkernel/intern/effect.c
index c18726e5905..b07d972b770 100644
--- a/source/blender/blenkernel/intern/effect.c
+++ b/source/blender/blenkernel/intern/effect.c
@@ -1089,6 +1089,27 @@ void BKE_sim_debug_data_add_dot(struct SimDebugData *debug_data, const float p[3
 	debug_data_insert(debug_data, elem);
 }
 
+void BKE_sim_debug_data_add_circle(struct SimDebugData *debug_data, const float p[3], float radius, float r, float g, float b, const char *category, int hash)
+{
+	int category_hash = (int)BLI_ghashutil_strhash_p(category);
+	SimDebugElement *elem;
+	if (!debug_data)
+		return;
+	
+	elem = MEM_callocN(sizeof(SimDebugElement), "sim debug data element");
+	elem->type = SIM_DEBUG_ELEM_CIRCLE;
+	elem->category_hash = category_hash;
+	elem->hash = hash;
+	elem->color[0] = r;
+	elem->color[1] = g;
+	elem->color[2] = b;
+	copy_v3_v3(elem->v1, p);
+	elem->v2[0] = radius;
+	elem->v2[1] = elem->v2[2] = 0.0f;
+	
+	debug_data_insert(debug_data, elem);
+}
+
 void BKE_sim_debug_data_add_line(struct SimDebugData *debug_data, const float p1[3], const float p2[3], float r, float g, float b, const char *category, int hash)
 {
 	int category_hash = (int)BLI_ghashutil_strhash_p(category);