1 files changed, 9 insertions, 6 deletions

diff --git a/src/extend/transform.h b/src/extend/transform.h
index 16b7c7f..f647819 100644
--- a/src/extend/transform.h
+++ b/src/extend/transform.h
@@ -1,5 +1,7 @@
 #include "../math/math.h"
 
+
+typedef struct Transform Transform;
 /*
 ** TransformҪעÒâ°´ scale -> rotation -> position ˳Ðò¼ÆËã
 */
@@ -13,15 +15,16 @@ typedef struct Transform {
 	Vec3 position;
 	Vec3 scale; 
 	Quat rotation;
-	bool isdirty;
 } Transform;
 
-void transform_translate(Transform* trans, Vec4* v, Vec4* out);
-
-Vec4 transform_translate(Transform* trans, Vec4* v);
+void transform_translate(Transform* trans, Vec3* v);
 
-void transform_getrotation(Quat* out); /*get global rotation*/
-void transform_getposition(Vec3* out);
+void transform_getrotation(Transform* trans, Quat* out); /*get global rotation*/
+void transform_getposition(Transform* trans, Vec3* out);
 void transform_getscale(Vec3* out);
+void transform_getpositionandrotation(Transform* trans, Vec3* pos, Quat* rot);
 
 void transform_setdirty(Transform* trans);
+
+/*get world to local matrix(no scale)*/
+void transform_getinvmatrixnoscale(Transform* transform, Mat4* worldToLocal);