public void DrawShadowMap(SceneGraph3D graph)
{
Active = this;
GraphCam3D cam = new GraphCam3D();
Effect.FXG.Cam = cam;
cam.FOV = 90;
cam.MaxZ = Quality.ShadowDepth;
Effect.FXG.Proj = cam.ProjMat;
graph.CamOverride = cam;
cam.LocalPos = LocalPos;
cam.MaxZ = Quality.ShadowDepth;
// cam.LocalTurn = LocalTurn;
int fn = 0;
var f = ShadowFB.SetFace(fn);
SetCam(f, cam);
graph.RenderDepth();
SetCam(ShadowFB.SetFace(1), cam);
graph.RenderDepth();
// ShadowFB.Release();
// graph.CamOverride = null;
SetCam(ShadowFB.SetFace(2), cam);
graph.RenderDepth();
SetCam(ShadowFB.SetFace(3), cam);
graph.RenderDepth();
SetCam(ShadowFB.SetFace(4), cam);
graph.RenderDepth();
SetCam(ShadowFB.SetFace(5), cam);
graph.RenderDepth();
ShadowFB.Release();
graph.CamOverride = null;
}
private void DrawFace(int i)
{
var face = FB.SetFace(i);
GL.Clear(ClearBufferMask.ColorBufferBit | ClearBufferMask.DepthBufferBit);
switch (face)
{
case TextureTarget.TextureCubeMapPositiveX:
Cam.LookAtZero(new Vector3(1, 0, 0), new Vector3(0, 1, 0));
break;
case TextureTarget.TextureCubeMapNegativeX:
Cam.LookAtZero(new Vector3(-1, 0, 0), new Vector3(0, 1, 0));
break;
case TextureTarget.TextureCubeMapPositiveY:
Cam.LookAtZero(new Vector3(0, 10, 0), new Vector3(1, 0, 0));
break;
case TextureTarget.TextureCubeMapNegativeY:
Cam.LookAtZero(new Vector3(0, -10, 0), new Vector3(1, 0, 0));
break;
case TextureTarget.TextureCubeMapPositiveZ:
Cam.LookAtZero(new Vector3(0, 0, 10), new Vector3(0, 1, 0));
break;
case TextureTarget.TextureCubeMapNegativeZ:
Cam.LookAtZero(new Vector3(0, 0, -10), new Vector3(0, 1, 0));
break;
}
Scene.CamOverride = Cam;
Scene.Render();
Scene.CamOverride = null;
FB.Release();
}