base_player: Add Death() method that'll let the client know when to render

the 'Deathcam'. Also add the mentioned UpdateDeathcam().

src/client/entry.qc

@@ -407,6 +407,8 @@ CSQC_UpdateView(float w, float h, float focus)
 			View_DrawViewModel();
 		} else if (pl.health > 0) {
 			View_DrawViewModel();
+		} else if (getplayerkeyvalue(pl.entnum-1, "*dead") == "1") {
+			pl.UpdateDeathcam();
 		}
 
 		/* this is running whenever we're doing 'buildcubemaps' */

src/shared/client.h

@@ -8,6 +8,7 @@ base_client:NSSurfacePropEntity
 	virtual void(void) ClientInputFrame;
 
 #ifdef CLIENT
+	virtual void(void) UpdateDeathcam;
 	virtual float(void) predraw;
 #endif
 };

src/shared/client.qc

@@ -5,6 +5,16 @@ base_client::ClientInputFrame(void)
 }
 
 #ifdef CLIENT
+void
+base_client::UpdateDeathcam(void)
+{
+	/* death cam */
+	view_angles[2] = 45.0f;
+	setproperty(VF_ORIGIN, pSeat->m_vecPredictedOrigin);
+	setproperty(VF_CL_VIEWANGLES, view_angles);
+	setproperty(VF_ANGLES, view_angles);
+}
+
 float
 base_client::predraw(void)
 {

src/shared/math.h

@@ -19,6 +19,7 @@
 float Math_LerpAngle(float fStart, float fEnd, float fAmount);
 float Math_Lerp(float fA, float fB, float fPercent);
 float Math_FixDelta(float fDelta);
+vector Math_FixDeltaVector(vector);
 vector Math_Reflect(vector v1, vector v2);
 vector Math_RandomVector(float flyup);
 vector Math_RotateAroundPivot(vector pos, vector pivot, float degr);

src/shared/math.qc

@@ -14,6 +14,7 @@
  * OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  */
 
+/* lerping function that accounts for negative degrees */
 float
 Math_LerpAngle(float fStart, float fEnd, float fAmount)
 {
@@ -21,12 +22,15 @@ Math_LerpAngle(float fStart, float fEnd, float fAmount)
 	return shortest_angle * fAmount;
 }
 
+/* linear lerp function */
 float
 Math_Lerp(float fA, float fB, float fPercent)
 {
 	return (fA * (1 - fPercent)) + (fB * fPercent);
 }
 
+/* tries to make sure an angle value stays within certain constraints...
+ * however it doesn't account for much larger discrepancies */
 float
 Math_FixDelta(float fDelta)
 {
@@ -35,15 +39,28 @@ Math_FixDelta(float fDelta)
 	} else if (fDelta <= -180) {
 		fDelta += 360;
 	}
+
 	return fDelta;
 }
 
+vector
+Math_FixDeltaVector(vector in)
+{
+	in[0] = Math_FixDelta(in[0]);
+	in[1] = Math_FixDelta(in[1]);
+	in[2] = Math_FixDelta(in[2]);
+	return in;
+}
+
+/* takes an impact angle and a plane normal, returns a new trajectory */
 vector
 Math_Reflect(vector v1, vector v2)
 {
 	return v1 - 2 * dotproduct(v1, v2) * v2;
 }
 
+/* returns a random vector, if the first paramete is true it'll make
+ * sure that vertical velocity is ALWAYS positive */
 vector
 Math_RandomVector(float fFlyUp)
 {
@@ -60,6 +77,7 @@ Math_RandomVector(float fFlyUp)
 	return tmp * 2.0f;
 }
 
+/* takes a position and a pivot point and rotates point by X degrees around the pivot (YAW) */
 vector
 Math_RotateAroundPivot(vector pos, vector pivot, float degr)
 {

src/shared/player.h

@@ -89,6 +89,7 @@ base_player:base_client
 	virtual void(void) EvaluateEntity;
 	virtual float(entity, float) SendEntity;
 
+	virtual void(void) Death;
 	virtual void(void) MakePlayer;
 	virtual void(void) MakeTempSpectator;
 #endif

src/shared/player.qc

@@ -361,7 +361,7 @@ base_player::Respawn(void)
 }
 
 /*
-=================*
+=================
 base_player::MakeTempSpectator
  
 This is what dead players in round matches become, or when we spawn
@@ -384,10 +384,45 @@ base_player::MakeTempSpectator(void)
 	maxspeed = 250;
 	takedamage = DAMAGE_NO;
 	forceinfokey(this, "*spec", "2");
+	forceinfokey(this, "*dead", "0");
 }
 
 /*
-=================*
+=================
+base_player::MakeDead
+ 
+Sets all the appropriate attributes to make sure we're dead
+=================
+ */
+void
+base_player::Death(void)
+{
+	classname = "player";
+	health = max_health = 0;
+	armor = 0;
+	g_items = 0;
+	activeweapon = 0;
+	effects = 0;
+	alpha = 1.0f;
+	SetModelindex(0);
+	SetMovetype(MOVETYPE_NONE);
+	SetSolid(SOLID_NOT);
+	takedamage = DAMAGE_NO;
+	forceinfokey(this, "*spec", "0");
+	forceinfokey(this, "*dead", "1");
+	viewzoom = 1.0;
+	view_ofs = [0,0,0];
+	vehicle = __NULL__;
+	velocity = [0,0,0];
+	gravity = __NULL__;
+	customphysics = Empty;
+	iBleeds = FALSE;
+	forceinfokey(this, "*deaths", ftos(deaths));
+	setsize(this, [0,0,0], [0,0,0]);
+}
+
+/*
+=================
 base_player::MakeTempSpectator
  
 This is what dead players in round matches become, or when we spawn
@@ -410,6 +445,7 @@ base_player::MakePlayer(void)
 	movetype = MOVETYPE_WALK;
 	takedamage = DAMAGE_YES;
 	forceinfokey(this, "*spec", "0");
+	forceinfokey(this, "*dead", "0");
 	viewzoom = 1.0;
 	vehicle = __NULL__;
 	velocity = [0,0,0];