adding support for rotatable refl probes

adding support for rotatable refl probes

Assets/ScriptableRenderLoop/fptl/FptlLighting.cs

 					Vector3 boxOffset = rl.center;
 					float blendDistance = rl.blendDistance;
 					float imp = rl.importance;
+
+                    Matrix4x4 mat = rl.transform.localToWorldMatrix;
+                    Vector3 reflPos = mat.GetColumn(3);
+
+
-					Vector3 C = bnds.center;        // P + boxOffset;
-
-					Vector3 posForShaderParam = bnds.center - boxOffset;    // gives same as rl.GetComponent<Transform>().position;
+					//Vector3 C = bnds.center;        // P + boxOffset;
+                    Vector3 C = mat.MultiplyPoint(boxOffset);       // same as commented out line above when rot is identity
+                    
+					//Vector3 posForShaderParam = bnds.center - boxOffset;    // gives same as rl.GetComponent<Transform>().position;
+                    Vector3 posForShaderParam = reflPos;        // same as commented out line above when rot is identity
-					Vector3 vx = new Vector3(1, 0, 0);     // always axis aligned in world space for now
-					Vector3 vy = new Vector3(0, 1, 0);
-					Vector3 vz = new Vector3(0, 0, 1);
+					//Vector3 vx = new Vector3(1, 0, 0);     // always axis aligned in world space for now
+					//Vector3 vy = new Vector3(0, 1, 0);
+					//Vector3 vz = new Vector3(0, 0, 1);
+                    Vector3 vx = mat.GetColumn(0);
+                    Vector3 vy = mat.GetColumn(1);
+                    Vector3 vz = mat.GetColumn(2);
 
 					// transform to camera space (becomes a left hand coordinate frame in Unity since Determinant(worldToView)<0)
 					vx = worldToView.MultiplyVector(vx);

Assets/ScriptableRenderLoop/fptl/Internal-DeferredReflections.shader

 
 				float4 vBoxOuterDistance = float4( lgtDat.vBoxInnerDist + float3(blendDistance, blendDistance, blendDistance), 0.0 );
 #if 0
+				// if rotation is NOT supported
 				worldNormal0 = BoxProjectedCubemapDirection(worldNormalRefl, posInProbeSpace, float4(-lgtDat.vProbeBoxOffset, 1.0), -vBoxOuterDistance, vBoxOuterDistance);
 #else
 				float3 probeSpaceRefl = float3( dot(vspaceRefl, lgtDat.vLaxisX), dot(vspaceRefl, lgtDat.vLaxisY), dot(vspaceRefl, lgtDat.vLaxisZ) );