Fix T85049: Geometry Nodes: How to handle instances with shear?

Use transform matrices instead of loc, rot, scale variables to store instance transforms.

Reviewed By: JacquesLucke

Differential Revision: http://developer.blender.org/D10211

1 files changed, 11 insertions, 0 deletions

diff --git a/source/blender/blenlib/BLI_float4x4.hh b/source/blender/blenlib/BLI_float4x4.hh
index 0433197b22a..d6d759ccfe4 100644
--- a/source/blender/blenlib/BLI_float4x4.hh
+++ b/source/blender/blenlib/BLI_float4x4.hh
@@ -45,6 +45,17 @@ struct float4x4 {
     return &values[0][0];
   }
 
+  using c_style_float4x4 = float[4][4];
+  c_style_float4x4 &ptr()
+  {
+    return values;
+  }
+
+  const c_style_float4x4 &ptr() const
+  {
+    return values;
+  }
+
   friend float4x4 operator*(const float4x4 &a, const float4x4 &b)
   {
     float4x4 result;