IVDebugOverlay DrawPill

class IVDebugOverlay
{
public:
	virtual void AddEntityTextOverlay(int ent_index, int line_offset, float duration, int r, int g, int b, int a, const char* format, ...) = 0;
	virtual void AddBoxOverlay(const Vector& origin, const Vector& mins, const Vector& max, Vector const& orientation, int r, int g, int b, int a, float duration) = 0;
	virtual void AddSphereOverlay(const Vector& vOrigin, float flRadius, int nTheta, int nPhi, int r, int g, int b, int a, float flDuration) = 0;
	virtual void AddTriangleOverlay(const Vector& p1, const Vector& p2, const Vector& p3, int r, int g, int b, int a, bool noDepthTest, float duration) = 0;
	virtual void AddLineOverlay(const Vector& origin, const Vector& dest, int r, int g, int b, bool noDepthTest, float duration) = 0;
	virtual void AddTextOverlay(const Vector& origin, float duration, const char* format, ...) = 0;
	virtual void AddTextOverlay(const Vector& origin, int line_offset, float duration, const char* format, ...) = 0;
	virtual void AddScreenTextOverlay(float flXPos, float flYPos, float flDuration, int r, int g, int b, int a, const char* text) = 0;
	virtual void AddSweptBoxOverlay(const Vector& start, const Vector& end, const Vector& mins, const Vector& max, const Vector& angles, int r, int g, int b, int a, float flDuration) = 0;
	virtual void AddGridOverlay(const Vector& origin) = 0;
	virtual void AddCoordFrameOverlay(const matrix3x4_t& frame, float flScale, int vColorTable[3][3] = NULL) = 0;
	virtual int ScreenPosition(const Vector& point, Vector& screen) = 0;
	virtual int ScreenPosition(float flXPos, float flYPos, Vector& screen) = 0;
	virtual void* GetFirst(void) = 0;
	virtual void* GetNext(void* current) = 0;
	virtual void ClearDeadOverlays(void) = 0;
	virtual void ClearAllOverlays() = 0;
	virtual void AddTextOverlayRGB(const Vector& origin, int line_offset, float duration, float r, float g, float b, float alpha, const char* format, ...) = 0;
	virtual void AddTextOverlayRGB(const Vector& origin, int line_offset, float duration, int r, int g, int b, int a, const char* format, ...) = 0;
	virtual void AddLineOverlayAlpha(const Vector& origin, const Vector& dest, int r, int g, int b, int a, bool noDepthTest, float duration) = 0;
	virtual void AddBoxOverlay2(const Vector& origin, const Vector& mins, const Vector& max, Vector const& orientation, const Color& faceColor, const Color& edgeColor, float duration) = 0;
	virtual void PurgeTextOverlays() = 0;
	virtual void DrawPill(const Vector& mins, const Vector& max, float& diameter, int r, int g, int b, int a, float duration) = 0;
};