Mark some animstate pointers const that refer to client data (ddnet#11677)

Author: AssassinTee

src/game/client/animstate.cpp

@@ -22,8 +22,8 @@ static void AnimSeqEval(const CAnimSequence *pSeq, float Time, CAnimKeyframe *pF
 	}
 	else
 	{
-		CAnimKeyframe *pFrame1 = nullptr;
-		CAnimKeyframe *pFrame2 = nullptr;
+		const CAnimKeyframe *pFrame1 = nullptr;
+		const CAnimKeyframe *pFrame2 = nullptr;
 		float Blend = 0.0f;
 
 		// TODO: make this smarter.. binary search
@@ -65,15 +65,15 @@ void CAnimState::AnimAdd(CAnimState *pState, const CAnimState *pAdded, float Amo
 	AnimAddKeyframe(&pState->m_Attach, pAdded->GetAttach(), Amount);
 }
 
-void CAnimState::Set(CAnimation *pAnim, float Time)
+void CAnimState::Set(const CAnimation *pAnim, float Time)
 {
 	AnimSeqEval(&pAnim->m_Body, Time, &m_Body);
 	AnimSeqEval(&pAnim->m_BackFoot, Time, &m_BackFoot);
 	AnimSeqEval(&pAnim->m_FrontFoot, Time, &m_FrontFoot);
 	AnimSeqEval(&pAnim->m_Attach, Time, &m_Attach);
 }
 
-void CAnimState::Add(CAnimation *pAnim, float Time, float Amount)
+void CAnimState::Add(const CAnimation *pAnim, float Time, float Amount)
 {
 	CAnimState Add;
 	Add.Set(pAnim, Time);

src/game/client/animstate.h

@@ -19,8 +19,8 @@ class CAnimState
 	const CAnimKeyframe *GetBackFoot() const { return &m_BackFoot; }
 	const CAnimKeyframe *GetFrontFoot() const { return &m_FrontFoot; }
 	const CAnimKeyframe *GetAttach() const { return &m_Attach; }
-	void Set(CAnimation *pAnim, float Time);
-	void Add(CAnimation *pAnim, float Time, float Amount);
+	void Set(const CAnimation *pAnim, float Time);
+	void Add(const CAnimation *pAnim, float Time, float Amount);
 
 	const static CAnimState *GetIdle();
 };