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reverse vector multiplication order for some internal functions.

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This commit is contained in:
Campbell Barton
2011-07-25 03:59:01 +00:00
parent ced8f1dffc
commit 7f60ee6cb5
2 changed files with 12 additions and 12 deletions
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10
release/scripts/modules/bpy_extras/view3d_utils.py
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@@ -50,11 +50,11 @@ def region_2d_to_vector_3d(region, rv3d, coord):
-0.5
))
w = (out[0] * persinv[0][3]) + \
(out[1] * persinv[1][3]) + \
(out[2] * persinv[2][3]) + persinv[3][3]
w = ((out[0] * persinv[0][3]) +
(out[1] * persinv[1][3]) +
(out[2] * persinv[2][3]) + persinv[3][3])
return ((out * persinv) / w) - rv3d.view_matrix.inverted()[3].xyz
return ((persinv * out) / w) - rv3d.view_matrix.inverted()[3].xyz
else:
return rv3d.view_matrix.inverted()[2].xyz.normalized()
@@ -116,7 +116,7 @@ def location_3d_to_region_2d(region, rv3d, coord):
"""
from mathutils import Vector
prj = Vector((coord[0], coord[1], coord[2], 1.0)) * rv3d.perspective_matrix
prj = rv3d.perspective_matrix * Vector((coord[0], coord[1], coord[2], 1.0))
if prj.w > 0.0:
width_half = region.width / 2.0
height_half = region.height / 2.0