Commit: adcdb4334b16eb265a8bf7305f258e1ac30adc34
Author: Lukas Tönne
Date: Fri Oct 31 16:33:35 2014 +0100
Branches: hair_immediate_fixes
https://developer.blender.org/rBadcdb4334b16eb265a8bf7305f258e1ac30adc34
Debug visualization code of a slice of the hair velocity vector field.
===================================================================
M source/blender/physics/intern/BPH_mass_spring.cpp
===================================================================
diff --git a/source/blender/physics/intern/BPH_mass_spring.cpp
b/source/blender/physics/intern/BPH_mass_spring.cpp
index c0aef6e..95cbc4c 100644
--- a/source/blender/physics/intern/BPH_mass_spring.cpp
+++ b/source/blender/physics/intern/BPH_mass_spring.cpp
@@ -766,6 +766,37 @@ static void cloth_continuum_step(ClothModifierData *clmd)
/* store basic grid info in the modifier data */
BPH_hair_volume_grid_geometry(vertex_grid, NULL,
clmd->hair_grid_res, clmd->hair_grid_min, clmd->hair_grid_max);
+#if 0 /* DEBUG hair velocity vector field */
+ {
+ const int size = 64;
+ int i, j;
+ float offset[3], a[3], b[3];
+ const int axis = 0;
+ const float shift = 0.45f;
+
+ copy_v3_v3(offset, clmd->hair_grid_min);
+ zero_v3(a);
+ zero_v3(b);
+
+ offset[axis] = interpf(clmd->hair_grid_max[axis],
clmd->hair_grid_min[axis], shift);
+ a[(axis+1) % 3] = clmd->hair_grid_max[(axis+1) % 3] -
clmd->hair_grid_min[(axis+1) % 3];
+ b[(axis+2) % 3] = clmd->hair_grid_max[(axis+2) % 3] -
clmd->hair_grid_min[(axis+2) % 3];
+
+ for (j = 0; j < size; ++j) {
+ for (i = 0; i < size; ++i) {
+ float x[3], v[3], nv[3];
+ madd_v3_v3v3fl(x, offset, a, (float)i /
(float)(size-1));
+ madd_v3_v3fl(x, b, (float)j /
(float)(size-1));
+ zero_v3(v);
+
+
BPH_hair_volume_grid_velocity(vertex_grid, x, v, 0.0f, nv);
+
+
BKE_sim_debug_data_add_vector(clmd->debug_data, x, nv, 0.4, 0, 1, "grid
velocity", hash_int_2d(hash_int_2d(i, j), 3112));
+ }
+ }
+ }
+#endif
+
BPH_hair_volume_free_vertex_grid(vertex_grid);
}
}
_______________________________________________
Bf-blender-cvs mailing list
[email protected]
http://lists.blender.org/mailman/listinfo/bf-blender-cvs
