public static void DrawRect(GUILayer.SimpleRenderingContext context, Matrix4F xform, Color color)
{
GameEngine.DrawPrimitive(context, PrimitiveType.LineList,
s_linesVertId,
s_rectStartVertex,
s_rectVertexCount,
color,
xform);
}
public static void DrawPivot(GUILayer.SimpleRenderingContext context, Matrix4F xform, Color c)
{
GameEngine.DrawPrimitive(context, PrimitiveType.LineStrip,
s_pivotVerts,
0,
s_pivotVertexCount,
c,
xform);
}
public static void DrawCircle(GUILayer.SimpleRenderingContext context, Matrix4F xform, Color color)
{
GameEngine.DrawPrimitive(context, PrimitiveType.LineStrip,
s_circleVerts,
0,
s_circleVertexCount,
color,
xform);
}
public static void DrawRect(Matrix4F xform, Color color)
{
GameEngine.DrawPrimitive(PrimitiveType.LineList,
s_linesVertId,
s_rectStartVertex,
s_rectVertexCount,
color,
xform);
}
public static void DrawZ(GUILayer.SimpleRenderingContext context, Matrix4F xform, Color color)
{
GameEngine.DrawPrimitive(context, PrimitiveType.LineList,
s_linesVertId,
s_axisStartVertex + 4,
2,
color,
xform);
}
public static void DrawUnitSquare(Matrix4F xform, Color color)
{
GameEngine.DrawPrimitive(PrimitiveType.LineList,
s_linesVertId,
s_unitSquareStartVertex,
s_unitSquareVertexCount,
color,
xform);
}
public static void DrawCircle(Matrix4F xform, Color color)
{
GameEngine.DrawPrimitive(PrimitiveType.LineStrip,
s_circleVerts,
0,
s_circleVertexCount,
color,
xform);
}
public static void DrawPivot(Matrix4F xform, Color c)
{
GameEngine.DrawPrimitive(PrimitiveType.LineStrip,
s_pivotVerts,
0,
s_pivotVertexCount,
c,
xform);
}
public static void DrawZ(Matrix4F xform, Color color)
{
GameEngine.DrawPrimitive(PrimitiveType.LineList,
s_linesVertId,
s_axisStartVertex + 4,
2,
color,
xform);
}
//public static void DrawLine()
public static void DrawAxis(Matrix4F xform, Color color)
{
GameEngine.DrawPrimitive(PrimitiveType.LineList,
s_linesVertId,
s_axisStartVertex,
s_axisVertexCount,
color,
xform,
RenderFlag
);
}
public void Render(Camera cam)
{
GameEngine.SetRendererFlag(BasicRendererFlags.WireFrame);
IGrid grid = this.As <IGrid>();
if (grid.Visible == false)
{
return;
}
float s = grid.Size;
Matrix4F scale = new Matrix4F();
scale.Scale(new Vec3F(s, s, s));
Matrix4F gridXform = new Matrix4F();
if (cam.Frustum.IsOrtho)
{
float dist = cam.ViewMatrix.Translation.Z;
ViewTypes vt = cam.ViewType;
if (vt == ViewTypes.Top)
{
gridXform.Translation
= new Vec3F(0, dist, 0);
}
else if (vt == ViewTypes.Bottom)
{
gridXform.Translation
= new Vec3F(0, -dist, 0);
}
else if (vt == ViewTypes.Right)
{
gridXform.RotZ(MathHelper.PiOver2);
gridXform.Translation
= new Vec3F(dist, 0, 0);
}
else if (vt == ViewTypes.Left)
{
gridXform.RotZ(MathHelper.PiOver2);
gridXform.Translation
= new Vec3F(-dist, 0, 0);
}
else if (vt == ViewTypes.Front)
{
gridXform.RotX(MathHelper.PiOver2);
gridXform.Translation
= new Vec3F(0, 0, dist);
}
else if (vt == ViewTypes.Back)
{
gridXform.RotX(MathHelper.PiOver2);
gridXform.Translation
= new Vec3F(0, 0, -dist);
}
gridXform.Mul(scale, gridXform);
}
else
{
Matrix4F trans = new Matrix4F();
trans.Translation = new Vec3F(0, grid.Height, 0);
gridXform = Matrix4F.Multiply(scale, trans);
}
GameEngine.DrawPrimitive(PrimitiveType.LineList, m_gridVBId, 0, m_gridVertexCount, Color.LightGray,
gridXform);
}
