From e505d2ba5fbe9efd1171fae596af9a16cdb1b579 Mon Sep 17 00:00:00 2001
From: Charles <charles@localhost>
Date: Mon, 14 May 2001 19:48:27 +0000
Subject: [PATCH]

---
 source/enemy/nhcrab.cpp | 46 +++++++++++++++++++++++++++++++----------
 source/enemy/nhcrab.h   |  6 +++++-
 source/enemy/npc.cpp    | 15 ++++++++++++++
 source/enemy/npcpath.h  |  1 +
 source/enemy/nsjfish.h  |  2 +-
 5 files changed, 57 insertions(+), 13 deletions(-)

diff --git a/source/enemy/nhcrab.cpp b/source/enemy/nhcrab.cpp
index c65d1835d..0333b23cb 100644
--- a/source/enemy/nhcrab.cpp
+++ b/source/enemy/nhcrab.cpp
@@ -65,7 +65,21 @@ void CNpcHermitCrabEnemy::processClose( int _frames )
 {
 	if ( m_state == HERMIT_CRAB_NO_ATTACK )
 	{
-		m_state = ( getRnd() % 2 ) + 1;
+		//m_state = ( getRnd() % 2 ) + 1;
+		m_state = HERMIT_CRAB_ROLL_ATTACK_JUMP1;
+		m_movementTimer = 0;
+		m_jumpBase = Pos.vy;
+
+		if ( playerXDist > 0 )
+		{
+			m_extendDir = EXTEND_RIGHT;
+			m_heading = 0;
+		}
+		else
+		{
+			m_extendDir = EXTEND_LEFT;
+			m_heading = 2048;
+		}
 	}
 
 	switch( m_state )
@@ -90,7 +104,26 @@ void CNpcHermitCrabEnemy::processClose( int _frames )
 			break;
 		}
 
-		case HERMIT_CRAB_ROLL_ATTACK:
+		case HERMIT_CRAB_ROLL_ATTACK_JUMP1:
+		case HERMIT_CRAB_ROLL_ATTACK_JUMP2:
+		{
+			s16 sineVal = ( m_movementTimer << 11 ) / ( GameState::getOneSecondInFrames() >> 3 );
+			Pos.vy = m_jumpBase - ( ( 10 * rsin( sineVal ) ) >> 12 );
+
+			if ( m_movementTimer < ( GameState::getOneSecondInFrames() >> 3 ) )
+			{
+				m_movementTimer++;
+			}
+			else
+			{
+				m_state++;
+				m_movementTimer = 0;
+			}
+
+			break;
+		}
+
+		case HERMIT_CRAB_ROLL_ATTACK_ROLL:
 		{
 			if ( !m_animPlaying || m_animNo == m_data[m_type].moveAnim )
 			{
@@ -102,15 +135,6 @@ void CNpcHermitCrabEnemy::processClose( int _frames )
 						m_animNo = ANIM_HERMITCRAB_ROLLATTACK;
 						m_frame = 0;
 
-						if ( playerXDist > 0 )
-						{
-							m_extendDir = EXTEND_RIGHT;
-						}
-						else
-						{
-							m_extendDir = EXTEND_LEFT;
-						}
-
 						break;
 					}
 
diff --git a/source/enemy/nhcrab.h b/source/enemy/nhcrab.h
index 31ac3a597..771648cb9 100644
--- a/source/enemy/nhcrab.h
+++ b/source/enemy/nhcrab.h
@@ -27,11 +27,15 @@ protected:
 	virtual bool		processSensor();
 	virtual void		processClose( int _frames );
 
+	s32					m_jumpBase;
+
 	enum NPC_HERMIT_CRAB_STATE
 	{
 		HERMIT_CRAB_NO_ATTACK = 0,
 		HERMIT_CRAB_PUNCH_ATTACK = 1,
-		HERMIT_CRAB_ROLL_ATTACK,
+		HERMIT_CRAB_ROLL_ATTACK_JUMP1,
+		HERMIT_CRAB_ROLL_ATTACK_JUMP2,
+		HERMIT_CRAB_ROLL_ATTACK_ROLL,
 	};
 };
 
diff --git a/source/enemy/npc.cpp b/source/enemy/npc.cpp
index 6497921a1..5e491b1ad 100644
--- a/source/enemy/npc.cpp
+++ b/source/enemy/npc.cpp
@@ -1456,6 +1456,21 @@ void CNpcEnemy::processEnemyCollision( CThing *thisThing )
 
 	Pos.vx += otherDelta.vx;
 
+	if ( m_npcPath.getWaypointCount() )
+	{
+		s32 minX, maxX;
+		m_npcPath.getPathXExtents( &minX, &maxX );
+
+		if ( Pos.vx < minX )
+		{
+			Pos.vx = minX;
+		}
+		else if ( Pos.vx > maxX )
+		{
+			Pos.vx = maxX;
+		}
+	}
+
 	s32 groundHeight = m_layerCollision->getHeightFromGround( Pos.vx, Pos.vy, 16 );
 
 	if ( groundHeight < 8 )
diff --git a/source/enemy/npcpath.h b/source/enemy/npcpath.h
index 9f3fce75f..ce55b0a8f 100644
--- a/source/enemy/npcpath.h
+++ b/source/enemy/npcpath.h
@@ -50,6 +50,7 @@ public:
 	bool			getDistToNextWaypoint( DVECTOR currentPos, s32 *distX, s32 *distY );
 	void			getPathXExtents( s32 *minExtent, s32 *maxExtent );
 	void			getPathYExtents( s32 *minExtent, s32 *maxExtent );
+	u8				getWaypointCount()						{ return( waypointCount ); }
 	CNpcWaypoint	*getWaypointList();
 
 private:
diff --git a/source/enemy/nsjfish.h b/source/enemy/nsjfish.h
index 541a1bb2d..46c95b049 100644
--- a/source/enemy/nsjfish.h
+++ b/source/enemy/nsjfish.h
@@ -26,7 +26,7 @@ class CNpcSmallJellyfishEnemy : public CNpcEnemy
 {
 public:
 	virtual void		render();
-	virtual int			getFrameCount()							{return( FRM_JELLYFISH1_SWIM6 - FRM_JELLYFISH1_SWIM1 + 1 );}
+	virtual int			getFrameCount()							{return( FRM_JELLYFISH1_SWIM7 - FRM_JELLYFISH1_SWIM1 + 1 );}
 	virtual u8			canCollideWithEnemy()					{return( false );}
 protected:
 	virtual bool		processSensor();