private TextureCube RenderCubeMap(Vector3 position)
{
TextureCube debug;
//RenderTargetCube RefCubeMap = new RenderTargetCube(device, 256, 1, SurfaceFormat.Color);
RenderTargetCube RefCubeMap = new RenderTargetCube(graphicsDevice, graphicsDevice.Viewport.Width, true, SurfaceFormat.Color, DepthFormat.Depth24);
Matrix viewMatrix = Matrix.Identity;
TargetCamera camera;
// Render our cube map, once for each cube face( 6 times ).
for (int i = 0; i < 6; i++) {
// render the scene to all cubemap faces
CubeMapFace cubeMapFace = (CubeMapFace)i;
switch (cubeMapFace) {
case CubeMapFace.NegativeX: {
//Vector3 target = new Vector3
viewMatrix = Matrix.CreateLookAt(position, position + Vector3.Left, Vector3.Up);
break;
}
case CubeMapFace.NegativeY: {
viewMatrix = Matrix.CreateLookAt(position, position + Vector3.Down, Vector3.Forward);
break;
}
case CubeMapFace.NegativeZ: {
viewMatrix = Matrix.CreateLookAt(position, position + Vector3.Backward, Vector3.Up);
break;
}
case CubeMapFace.PositiveX: {
viewMatrix = Matrix.CreateLookAt(position, position + Vector3.Right, Vector3.Up);
break;
}
case CubeMapFace.PositiveY: {
viewMatrix = Matrix.CreateLookAt(position, position + Vector3.Up, Vector3.Backward);
break;
}
case CubeMapFace.PositiveZ: {
viewMatrix = Matrix.CreateLookAt(position, position + Vector3.Forward, Vector3.Up);
break;
}
}
//effect.Parameters["matWorldViewProj"].SetValue(worldMatrix * viewMatrix * projMatrix);
camera = new TargetCamera(position, Vector3.Zero, graphicsDevice);
camera.View = viewMatrix; camera.Projection = this.camera.Projection;
// Set the cubemap render target, using the selected face
//device.SetRenderTarget(RefCubeMap, cubeMapFace);
graphicsDevice.SetRenderTarget(RefCubeMap, cubeMapFace);
graphicsDevice.Clear(Color.White);
this.DrawScene(camera);
graphicsDevice.SetRenderTarget(null);
}
graphicsDevice.SetRenderTarget(null);
/*if (!hasSaved) {
debug = RefCubeMap;// null!?
DDSLib.DDSToFile("cubeMapFace_debug.dds", true, debug, false);
}*/
return RefCubeMap;
}
public void Draw(GameTime gameTime, Matrix View, Matrix Projection, Vector3 CameraPosition, Vector3 CameraDirection, Vector3 Up, Vector3 Right)
{
//effect.Parameters["Time"].SetValue((float)gameTime.TotalGameTime.TotalSeconds);
effect.Parameters["Time"].SetValue((float)(DateTime.Now - start).TotalSeconds);
// 本文にはDraw関数の記述は無かったが、恐らくSkySphere.Drawと同様だろう
graphics.BlendState = BlendState.AlphaBlend;
// スケールにベクトルを使用していることに注意
/*discoidMesh.World = Matrix.CreateScale(discoidMesh.ScaleVector)
* discoidMesh.RotationMatrix * Matrix.CreateTranslation(discoidMesh.Position);*/
mesh.World = Scale * mesh.RotationMatrix * Matrix.CreateTranslation(mesh.Position);
SetEffectParameters(CameraPosition, CameraDirection);
// 両面を描画する
graphics.RasterizerState = RasterizerState.CullCounterClockwise;
mesh.Draw(View, Projection, CameraPosition);
Vector3 reflectedCameraPosition = CameraPosition;
reflectedCameraPosition.Y = -reflectedCameraPosition.Y + mesh.Position.Y * 2;
//Vector3 reflectedCameraTarget = level.camera.ChasePosition;
Vector3 reflectedCameraTarget = level.camera.Target;
reflectedCameraTarget.Y = -reflectedCameraTarget.Y - level.camera.LookAtOffset.Y + mesh.Position.Y * 2;
TargetCamera reflectionCamera = new TargetCamera(reflectedCameraPosition, reflectedCameraTarget, graphics);
reflectionCamera.Update();// 上方ベクトルは-Yになってた
graphics.BlendState = BlendState.Opaque;
//eps.Draw(View, Projection, Up, Right);
}
/// <summary>
/// Draw terrain + objects
/// </summary>
private void DrawScene(TargetCamera camera)
{
Sky.Draw(camera.View, camera.Projection, camera.Position);
water.Draw(camera.View, camera.Projection, camera.Position);
//Ground.Model.Draw(Ground.World, camera.View, camera.Projection);
foreach (Object o in Models) {
//if (camera.BoundingVolumeIsInView(model.BoundingSphere)) {
//string s = o.Scale.ToString();
o.Draw(camera.View, camera.Projection, camera.Position);
}
}
