[Bf-blender-cvs] SVN commit: /data/svn/bf-blender [38193] trunk/blender/source/blender/ makesrna/intern/rna_pose.c: Allow pose matrix to be set for Benjy Cook' s GSOC project.

[Campbell Barton]

Revision: 38193
          
http://projects.blender.org/scm/viewvc.php?view=rev&root=bf-blender&revision=38193
Author:   campbellbarton
Date:     2011-07-07 16:09:57 +0000 (Thu, 07 Jul 2011)
Log Message:
-----------
Allow pose matrix to be set for Benjy Cook's GSOC project.
this uses the same function as pose mode snapping.

Modified Paths:
--------------
    trunk/blender/source/blender/makesrna/intern/rna_pose.c

Modified: trunk/blender/source/blender/makesrna/intern/rna_pose.c
===================================================================
--- trunk/blender/source/blender/makesrna/intern/rna_pose.c     2011-07-07 
15:42:50 UTC (rev 38192)
+++ trunk/blender/source/blender/makesrna/intern/rna_pose.c     2011-07-07 
16:09:57 UTC (rev 38193)
@@ -585,6 +585,25 @@
        pchan_apply_mat4(pchan, (float (*)[4])values, FALSE); /* no compat for 
predictable result */
 }
 
+static void rna_PoseChannel_matrix_set(PointerRNA *ptr, const float *values)
+{
+       bPoseChannel *pchan= (bPoseChannel*)ptr->data;
+       Object *ob= (Object*)ptr->id.data;
+       float umat[4][4]= MAT4_UNITY;
+       float tmat[4][4];
+
+       /* recalculate pose matrix with only parent transformations,
+        * bone loc/sca/rot is ignored, scene and frame are not used. */
+       where_is_pose_bone(NULL, ob, pchan, 0.0f, FALSE);
+
+       /* find the matrix, need to remove the bone transforms first so this is
+        * calculated as a matrix to set rather then a difference ontop of whats
+        * already there. */
+       pchan_apply_mat4(pchan, umat, FALSE);
+       armature_mat_pose_to_bone(pchan, (float (*)[4])values, tmat);
+       pchan_apply_mat4(pchan, tmat, FALSE); /* no compat for predictable 
result */
+}
+
 #else
 
 static void rna_def_bone_group(BlenderRNA *brna)
@@ -830,8 +849,9 @@
        prop= RNA_def_property(srna, "matrix", PROP_FLOAT, PROP_MATRIX);
        RNA_def_property_float_sdna(prop, NULL, "pose_mat");
        RNA_def_property_multi_array(prop, 2, matrix_dimsize);
-       RNA_def_property_clear_flag(prop, PROP_EDITABLE); 
+       RNA_def_property_float_funcs(prop, NULL, "rna_PoseChannel_matrix_set", 
NULL);
        RNA_def_property_ui_text(prop, "Pose Matrix", "Final 4x4 matrix after 
constraints and drivers are applied (object space)");
+       RNA_def_property_update(prop, NC_OBJECT|ND_POSE, "rna_Pose_update");
 
        /* Head/Tail Coordinates (in Pose Space) - Automatically calculated... 
*/
        prop= RNA_def_property(srna, "head", PROP_FLOAT, PROP_TRANSLATION);

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