[Bf-blender-cvs] SVN commit: /data/svn/bf-blender [52023] trunk/blender: add a distance limit to the shrinkwrap modifiers project mode,
Campbell Barton
ideasman42 at gmail.com
Fri Nov 9 05:20:22 CET 2012
Revision: 52023
http://projects.blender.org/scm/viewvc.php?view=rev&root=bf-blender&revision=52023
Author: campbellbarton
Date: 2012-11-09 04:20:17 +0000 (Fri, 09 Nov 2012)
Log Message:
-----------
add a distance limit to the shrinkwrap modifiers project mode,
it was problematic for vertices to fire rays out and hit some unrelated-far-off geometry which is often not what users want.
Modified Paths:
--------------
trunk/blender/release/scripts/startup/bl_ui/properties_data_modifier.py
trunk/blender/source/blender/blenkernel/intern/shrinkwrap.c
trunk/blender/source/blender/makesdna/DNA_modifier_types.h
trunk/blender/source/blender/makesrna/intern/rna_modifier.c
Modified: trunk/blender/release/scripts/startup/bl_ui/properties_data_modifier.py
===================================================================
--- trunk/blender/release/scripts/startup/bl_ui/properties_data_modifier.py 2012-11-09 04:01:19 UTC (rev 52022)
+++ trunk/blender/release/scripts/startup/bl_ui/properties_data_modifier.py 2012-11-09 04:20:17 UTC (rev 52023)
@@ -625,6 +625,7 @@
col.prop(md, "wrap_method", text="")
if md.wrap_method == 'PROJECT':
+ col.prop(md, "project_limit", text="Limit")
split = layout.split(percentage=0.25)
col = split.column()
@@ -642,8 +643,7 @@
col.label(text="Cull Faces:")
col.prop(md, "cull_face", expand=True)
- layout.label(text="Auxiliary Target:")
- layout.prop(md, "auxiliary_target", text="")
+ layout.prop(md, "auxiliary_target")
elif md.wrap_method == 'NEAREST_SURFACEPOINT':
layout.prop(md, "use_keep_above_surface")
Modified: trunk/blender/source/blender/blenkernel/intern/shrinkwrap.c
===================================================================
--- trunk/blender/source/blender/blenkernel/intern/shrinkwrap.c 2012-11-09 04:01:19 UTC (rev 52022)
+++ trunk/blender/source/blender/blenkernel/intern/shrinkwrap.c 2012-11-09 04:20:17 UTC (rev 52023)
@@ -277,6 +277,7 @@
/* Options about projection direction */
const char use_normal = calc->smd->shrinkOpts;
+ const float proj_limit_squared = calc->smd->projLimit * calc->smd->projLimit;
float proj_axis[3] = {0.0f, 0.0f, 0.0f};
/* Raycast and tree stuff */
@@ -393,6 +394,13 @@
treeData.raycast_callback, &treeData);
}
+ /* don't set the initial dist (which is more efficient),
+ * because its calculated in the targets space, we want the dist in our own space */
+ if (proj_limit_squared != 0.0f) {
+ if (len_squared_v3v3(hit.co, co) > proj_limit_squared) {
+ hit.index = -1;
+ }
+ }
if (hit.index != -1) {
madd_v3_v3v3fl(hit.co, hit.co, tmp_no, calc->keepDist);
Modified: trunk/blender/source/blender/makesdna/DNA_modifier_types.h
===================================================================
--- trunk/blender/source/blender/makesdna/DNA_modifier_types.h 2012-11-09 04:01:19 UTC (rev 52022)
+++ trunk/blender/source/blender/makesdna/DNA_modifier_types.h 2012-11-09 04:20:17 UTC (rev 52023)
@@ -665,7 +665,8 @@
float keepDist; /* distance offset to keep from mesh/projection point */
short shrinkType; /* shrink type projection */
short shrinkOpts; /* shrink options */
- char projAxis; /* axis to project over */
+ float projLimit; /* limit the projection ray cast */
+ char projAxis; /* axis to project over */
/*
* if using projection over vertex normal this controls the
@@ -674,7 +675,7 @@
*/
char subsurfLevels;
- char pad[6];
+ char pad[2];
} ShrinkwrapModifierData;
Modified: trunk/blender/source/blender/makesrna/intern/rna_modifier.c
===================================================================
--- trunk/blender/source/blender/makesrna/intern/rna_modifier.c 2012-11-09 04:01:19 UTC (rev 52022)
+++ trunk/blender/source/blender/makesrna/intern/rna_modifier.c 2012-11-09 04:20:17 UTC (rev 52023)
@@ -2400,6 +2400,13 @@
RNA_def_property_ui_text(prop, "Offset", "Distance to keep from the target");
RNA_def_property_update(prop, 0, "rna_Modifier_update");
+ prop = RNA_def_property(srna, "project_limit", PROP_FLOAT, PROP_NONE);
+ RNA_def_property_float_sdna(prop, NULL, "projLimit");
+ RNA_def_property_range(prop, 0.0, FLT_MAX);
+ RNA_def_property_ui_range(prop, 0, 100, 1, 2);
+ RNA_def_property_ui_text(prop, "Project Limit", "Limit the distance used for projection (zero disables)");
+ RNA_def_property_update(prop, 0, "rna_Modifier_update");
+
prop = RNA_def_property(srna, "use_project_x", PROP_BOOLEAN, PROP_NONE);
RNA_def_property_boolean_sdna(prop, NULL, "projAxis", MOD_SHRINKWRAP_PROJECT_OVER_X_AXIS);
RNA_def_property_ui_text(prop, "X", "");
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