minor changes to the python api.

- pep8 script was giving an error on non utf8 scons source files.
- use PyList_SET_ITEM macro when list type is ensured.
- all mathutils types use subtypes to create new types when available.
- use defines MAT3_UNITY, MAT4_UNITY to initialize unit matrices.

1 files changed, 2 insertions, 7 deletions

diff --git a/source/blender/editors/physics/particle_edit.c b/source/blender/editors/physics/particle_edit.c
index 1fd9e91095f..12370e5b1ac 100644
--- a/source/blender/editors/physics/particle_edit.c
+++ b/source/blender/editors/physics/particle_edit.c
@@ -593,7 +593,7 @@ static void foreach_mouse_hit_key(PEData *data, ForKeyMatFunc func, int selected
 	ParticleSystemModifierData *psmd = NULL;
 	ParticleEditSettings *pset= PE_settings(data->scene);
 	POINT_P; KEY_K;
-	float mat[4][4], imat[4][4];
+	float mat[4][4]= MAT4_UNITY, imat[4][4]= MAT4_UNITY;
 
 	if(edit->psys)
 		psmd= psys_get_modifier(data->ob, edit->psys);
@@ -602,9 +602,6 @@ static void foreach_mouse_hit_key(PEData *data, ForKeyMatFunc func, int selected
 	if(pset->selectmode==SCE_SELECT_PATH)
 		selected= 0;
 
-	unit_m4(imat);
-	unit_m4(mat);
-
 	LOOP_VISIBLE_POINTS {
 		if(pset->selectmode==SCE_SELECT_END) {
 			/* only do end keys */
@@ -1605,7 +1602,7 @@ int PE_lasso_select(bContext *C, short mcords[][2], short moves, short extend, s
 	ParticleSystem *psys = edit->psys;
 	ParticleSystemModifierData *psmd = psys_get_modifier(ob, psys);
 	POINT_P; KEY_K;
-	float co[3], mat[4][4];
+	float co[3], mat[4][4]= MAT4_UNITY;
 	short vertco[2];
 
 	PEData data;
@@ -1619,8 +1616,6 @@ int PE_lasso_select(bContext *C, short mcords[][2], short moves, short extend, s
 	/* only for depths */
 	PE_set_view3d_data(C, &data);
 
-	unit_m4(mat);
-
 	LOOP_VISIBLE_POINTS {
 		if(edit->psys && !(psys->flag & PSYS_GLOBAL_HAIR))
 			psys_mat_hair_to_global(ob, psmd->dm, psys->part->from, psys->particles + p, mat);