private void Render(object sender, GlControlEventArgs e)
{
if (_shader == null)
{
return;
}
Gl.Clear(ClearBufferMask.DepthBufferBit);
Gl.MatrixMode(MatrixMode.Modelview);
var v = _cameraHelper.CameraMatrix;
var u = Matrix4x4.CreateRotationX(Mathf.ToRadian(90));
var m = u * v;
_shader.M = m;
FiguresHelper.Draw3DCross(50f, 1f);
Figure3DHelper.DrawSphere(15, 20, 20, true, Colors.Yellow);
Gl.LineWidth(1);
Figure3DHelper.DrawSphere(15, 20, 20, false, Colors.Red);
_satelite.Draw();
}
private void Render(object sender, GlControlEventArgs e)
{
if (_shader == null)
{
return;
}
var v = _cameraHelper.CameraMatrix;
_shader.M = v;
_shader.ShadingLevel = 0;
FiguresHelper.Draw3DCross(4, 1);
_shader.ShadingLevel = 1;
_shader.LightPos = new Vector3(1f, 1f, 1f);
var r1 = Matrix4x4.CreateRotationY(Mathf.ToRadian(_phi));
var t = Matrix4x4.CreateTranslation(new Vector3(_radius, 2f, 0f));
var r2 = Matrix4x4.CreateRotationX(Mathf.ToRadian(90)) * Matrix4x4.CreateRotationY(Mathf.ToRadian(90)) * Matrix4x4.CreateRotationZ(Mathf.ToRadian(45));
var scaleM = Matrix4x4.CreateScale(0.2f);
var r3 = Matrix4x4.CreateRotationY(Mathf.ToRadian(-_phi * 10));
var r4 = Matrix4x4.CreateRotationZ(Mathf.ToRadian(25));
var m = r3 * r2 * t * r1 * scaleM * r4;
_shader.M = m * v;
Figure3DHelper.DrawMesh(_boomerang, Colors.Chocolate);
_phi += _step;
}
private void DrawSphere(Vector2 pos, Vector2 v, Vector2 a, Color color)
{
var t = Matrix4x4.CreateTranslation(new Vector3(pos, 0));
var vM = _cameraHelper.CameraMatrix;
_shader.M *= t * vM;
Figure3DHelper.DrawSphere(2, 20, 20, true, color);
}
