From 39ed87570bdb2f86969d4be821c94b722dc71179 Mon Sep 17 00:00:00 2001
From: Joe Ludwig <joe@valvesoftware.com>
Date: Wed, 26 Jun 2013 15:22:04 -0700
Subject: First version of the SOurce SDK 2013

---
 mp/src/game/shared/death_pose.cpp | 166 ++++++++++++++++++++++++++++++++++++++
 1 file changed, 166 insertions(+)
 create mode 100644 mp/src/game/shared/death_pose.cpp

(limited to 'mp/src/game/shared/death_pose.cpp')

diff --git a/mp/src/game/shared/death_pose.cpp b/mp/src/game/shared/death_pose.cpp
new file mode 100644
index 00000000..5c52838c
--- /dev/null
+++ b/mp/src/game/shared/death_pose.cpp
@@ -0,0 +1,166 @@
+//========= Copyright Valve Corporation, All rights reserved. ============//
+//
+// Purpose: 
+//
+//=============================================================================
+
+#include "cbase.h"
+#include "death_pose.h"
+
+#ifdef CLIENT_DLL
+
+void GetRagdollCurSequenceWithDeathPose( C_BaseAnimating *entity, matrix3x4_t *curBones, float flTime, int activity, int frame )
+{
+	// blow the cached prev bones
+	entity->InvalidateBoneCache();
+
+	Vector vPrevOrigin = entity->GetAbsOrigin();
+
+	entity->Interpolate( flTime );
+	
+	if ( activity != ACT_INVALID )
+	{
+		Vector vNewOrigin = entity->GetAbsOrigin();
+		Vector vDirection = vNewOrigin - vPrevOrigin;
+
+		float flVelocity = VectorNormalize( vDirection );
+
+		Vector vAdjustedOrigin = vNewOrigin + vDirection * ( ( flVelocity * flVelocity ) * gpGlobals->frametime );
+
+		int iTempSequence = entity->GetSequence();
+		float flTempCycle = entity->GetCycle();
+
+		entity->SetSequence( activity );
+
+		entity->SetCycle( (float)frame / MAX_DEATHPOSE_FRAMES );
+
+		entity->SetAbsOrigin( vAdjustedOrigin );
+
+		// Now do the current bone setup
+		entity->SetupBones( curBones, MAXSTUDIOBONES, BONE_USED_BY_ANYTHING, flTime );
+
+		entity->SetAbsOrigin( vNewOrigin );
+
+		// blow the cached prev bones
+		entity->InvalidateBoneCache();
+
+		entity->SetSequence( iTempSequence );
+		entity->SetCycle( flTempCycle );
+
+		entity->Interpolate( gpGlobals->curtime );
+
+		entity->SetupBones( NULL, -1, BONE_USED_BY_ANYTHING, gpGlobals->curtime );
+	}
+	else
+	{
+		entity->SetupBones( curBones, MAXSTUDIOBONES, BONE_USED_BY_ANYTHING, flTime );
+
+		// blow the cached prev bones
+		entity->InvalidateBoneCache();
+
+		entity->SetupBones( NULL, -1, BONE_USED_BY_ANYTHING, flTime );
+	}
+}
+
+#else // !CLIENT_DLL
+
+Activity GetDeathPoseActivity( CBaseAnimating *entity, const CTakeDamageInfo &info )
+{
+	if ( !entity )
+	{
+		return ACT_INVALID;
+	}
+
+	Activity aActivity;
+
+	Vector vForward, vRight;
+	entity->GetVectors( &vForward, &vRight, NULL );
+
+	Vector vDir = -info.GetDamageForce();
+	VectorNormalize( vDir );
+
+	float flDotForward	= DotProduct( vForward, vDir );
+	float flDotRight	= DotProduct( vRight, vDir );
+
+	bool bNegativeForward = false;
+	bool bNegativeRight = false;
+
+	if ( flDotForward < 0.0f )
+	{
+		bNegativeForward = true;
+		flDotForward = flDotForward * -1;
+	}
+
+	if ( flDotRight < 0.0f )
+	{
+		bNegativeRight = true;
+		flDotRight = flDotRight * -1;
+	}
+
+	if ( flDotRight > flDotForward )
+	{
+		if ( bNegativeRight == true )
+			aActivity = ACT_DIE_LEFTSIDE;
+		else 
+			aActivity = ACT_DIE_RIGHTSIDE;
+	}
+	else
+	{
+		if ( bNegativeForward == true )
+			aActivity = ACT_DIE_BACKSIDE;
+		else 
+			aActivity = ACT_DIE_FRONTSIDE;
+	}
+
+	return aActivity;
+}
+
+void SelectDeathPoseActivityAndFrame( CBaseAnimating *entity, const CTakeDamageInfo &info, int hitgroup, Activity& activity, int& frame )
+{
+	activity = ACT_INVALID;
+	frame = 0;
+
+	if ( !entity->GetModelPtr() )
+		return;
+
+	activity = GetDeathPoseActivity( entity, info );
+	frame = DEATH_FRAME_HEAD;
+
+	switch( hitgroup )
+	{
+		//Do normal ragdoll stuff if no specific hitgroup was hit.
+		case HITGROUP_GENERIC:
+		default:
+		{
+			return;
+		}
+			
+		case HITGROUP_HEAD:
+		{
+			frame = DEATH_FRAME_HEAD;
+			break;
+		}
+		case HITGROUP_LEFTARM:
+			frame = DEATH_FRAME_LEFTARM;
+			break;
+
+		case HITGROUP_RIGHTARM:
+			frame = DEATH_FRAME_RIGHTARM;
+			break;
+
+		case HITGROUP_CHEST:
+		case HITGROUP_STOMACH:
+			frame = DEATH_FRAME_STOMACH;
+			break;
+	
+		case HITGROUP_LEFTLEG:
+			frame = DEATH_FRAME_LEFTLEG;
+			break;
+
+		case HITGROUP_RIGHTLEG:
+			frame = DEATH_FRAME_RIGHTLEG;
+			break;
+	}
+}
+
+#endif // !CLIENT_DLL
-- 
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