Method DrawDoubleArrow

trinity/Tr2DebugRenderer.cpp:536–602

}

void Tr2DebugRenderer::DrawDoubleArrow( Tr2DebugObjectReference owner, const Vector3& start, const Vector3& end, float radius, float pointerLength, uint32_t segments, Effect effect, Tr2DebugColor color )
{
	Matrix transform = LineTransform( start, end );

	float length = XMVectorGetX( XMVector3Length( start - end ) );

	if( radius <= 0 )
	{
		radius = length * pointerLength * 0.15f;

		const Vector2 vertices0[] = {
			Vector2( -length / 2, 0 ),
			Vector2( -length / 2 + length * pointerLength, radius * 2 ),
			Vector2( -length / 2 + length * pointerLength, 0 )
		};
		Vector2 n0 = LineNormal( vertices0[0], vertices0[1] );
		const Vector2 normals0[] = {
			n0,
			n0,
			Vector2( 1, 0 ),
			Vector2( 1, 0 )
		};
		DrawExtrusionShape( owner, transform, vertices0, normals0, sizeof( vertices0 ) / sizeof( vertices0[0] ), segments, effect, color );

		const Vector2 vertices1[] = {
			Vector2( length / 2 - length * pointerLength, 0 ),
			Vector2( length / 2 - length * pointerLength, radius * 2 ),
			Vector2( length / 2, 0 )
		};
		Vector2 n1 = LineNormal( vertices1[1], vertices1[2] );
		const Vector2 normals1[] = {
			Vector2( -1, 0 ),
			Vector2( -1, 0 ),
			n1,
			n1
		};
		DrawExtrusionShape( owner, transform, vertices1, normals1, sizeof( vertices1 ) / sizeof( vertices1[0] ), segments, effect, color );

		DrawLine( owner, start + transform.GetY() * length * pointerLength, start + transform.GetY() * length * ( 1 - pointerLength ), color );
	}
	else
	{
		const Vector2 vertices[] = {
			Vector2( -length / 2, 0 ),
			Vector2( -length / 2 + length * pointerLength, radius * 2 ),
			Vector2( -length / 2 + length * pointerLength, radius ),
			Vector2( length / 2 - pointerLength * length, radius ),
			Vector2( length / 2 - pointerLength * length, radius * 2 ),
			Vector2( length / 2, 0 )
		};
		Vector2 n0 = LineNormal( vertices[0], vertices[1] );
		Vector2 n1 = LineNormal( vertices[4], vertices[5] );
		const Vector2 normals[] = {
			n0,
			n0,
			Vector2( 1, 0 ),
			Vector2( 1, 0 ),
			Vector2( 0, 1 ),