[WIP] Implemented frame interpolation

include/types.h

@@ -109,6 +109,10 @@ struct AnimInfo {
     /*0x0A 0x42*/ u16 animTimer;
     /*0x0C 0x44*/ s32 animFrameAccelAssist;
     /*0x10 0x48*/ s32 animAccel;
+    s16 prevAnimFrame;
+    s16 prevAnimID;
+    u32 prevAnimFrameTimestamp;
+    struct Animation *prevAnimPtr;
 };
 
 struct GraphNodeObject {
@@ -118,11 +122,22 @@ struct GraphNodeObject {
     /*0x19*/ s8 activeAreaIndex;
     /*0x1A*/ Vec3s angle;
     /*0x20*/ Vec3f pos;
+    Vec3s prevAngle;
+    Vec3f prevPos;
+    u32 prevTimestamp;
+    Vec3f prevShadowPos;
+    u32 prevShadowPosTimestamp;
     /*0x2C*/ Vec3f scale;
+    Vec3f prevScale;
+    u32 prevScaleTimestamp;
     /*0x38*/ struct AnimInfo animInfo;
     /*0x4C*/ struct SpawnInfo *unk4C;
     /*0x50*/ Mat4 *throwMatrix; // matrix ptr
+    Mat4 prevThrowMatrix;
+    u32 prevThrowMatrixTimestamp;
+    Mat4 *throwMatrixInterpolated;
     /*0x54*/ Vec3f cameraToObject;
+    u32 skipInterpolationTimestamp;
 };
 
 struct ObjectNode {
@@ -227,6 +242,10 @@ struct Surface {
     } normal;
     /*0x28*/ f32 originOffset;
     /*0x2C*/ struct Object *object;
+    Vec3s prevVertex1;
+    Vec3s prevVertex2;
+    Vec3s prevVertex3;
+    u32 modifiedTimestamp;
 };
 
 struct MarioBodyState {