public void Draw(BasicEffect Beffect, GraphicsDevice device, Camera camera)
{
device.RasterizerState = RasterizerState.CullNone;
transforms = new Matrix[cubeModel.Value.Bones.Count];
cubeModel.Value.CopyAbsoluteBoneTransformsTo(transforms);
foreach (ModelMesh mesh in cubeModel.Value.Meshes)
{
foreach (BasicEffect effect in mesh.Effects)
{
effect.View = camera.ViewMatrix;
effect.Projection = camera.ProjectionMatrix;
effect.World = Matrix.Identity;
}
mesh.Draw();
}
}
// Helper method for Draw() -> Draws all ents inside each camera view
private void ViewportDraw(Camera camera)
{
GraphicsDevice.Viewport = camera.Viewport;
foreach (Entity ent in BigOlEntityList)
{
ent.Draw(GraphicsDevice, Matrix.Identity, camera.ViewMatrix, camera.ProjectionMatrix);
}
}
// Helper method for init() -> Creates cameras and viewports, adds to list.
private void SetupCameras()
{
defaultViewport = GraphicsDevice.Viewport;
defaultViewport.Width = 800;
defaultViewport.Height = 600;
Viewport viewPortPerspective = new Viewport(defaultViewport.Width / 2, defaultViewport.Height / 2, defaultViewport.Width / 2, defaultViewport.Height / 2);
Viewport viewPortTop = new Viewport(defaultViewport.Width / 2, 0, defaultViewport.Width / 2, defaultViewport.Height / 2);
Viewport viewPortFront = new Viewport(0, 0, defaultViewport.Width / 2, defaultViewport.Height / 2);
Viewport viewPortSide = new Viewport(0, defaultViewport.Height / 2, defaultViewport.Width / 2, defaultViewport.Height / 2);
Camera camera = new Camera();
Camera cameraTop = new Camera();
Camera cameraSide = new Camera();
Camera cameraFront = new Camera();
camera.Viewport = viewPortPerspective;
cameraTop.Viewport = viewPortTop;
cameraFront.Viewport = viewPortFront;
cameraSide.Viewport = viewPortSide;
camera.ProjectionMatrix = Matrix.CreatePerspectiveFieldOfView(MathHelper.PiOver4, viewPortPerspective.AspectRatio, 1.0f, 1000f);
cameraTop.ProjectionMatrix = Matrix.CreatePerspectiveFieldOfView(MathHelper.PiOver4, viewPortSide.AspectRatio, 1.0f, 1000f);
cameraSide.ProjectionMatrix = Matrix.CreatePerspectiveFieldOfView(MathHelper.PiOver4, viewPortTop.AspectRatio, 1.0f, 1000f);
cameraFront.ProjectionMatrix = Matrix.CreatePerspectiveFieldOfView(MathHelper.PiOver4, viewPortFront.AspectRatio, 1.0f, 1000f);
camera.Position = new Vector3(10, 10, 10);
cameraTop.Position = new Vector3(0, 15, 0);
cameraSide.Position = new Vector3(15, 0, 0);
cameraFront.Position = new Vector3(0, 0, 15);
cameraTop.LookAt = Vector3.Zero;
cameraSide.LookAt = Vector3.Zero;
cameraFront.LookAt = Vector3.Zero;
camera.LookAt = Vector3.Zero;
cameraTop.UpVector = new Vector3(1, 0, 0);
camera.UpVector = new Vector3(0, 1, 0);
cameraFront.UpVector = new Vector3(0, 1, 0);
cameraSide.UpVector = new Vector3(0, 1, 0);
Cameras.Add(camera);
Cameras.Add(cameraTop);
Cameras.Add(cameraSide);
Cameras.Add(cameraFront);
}
private void SetupCameras()
{
Default = GraphicsDevice.Viewport;
Default.Width = 800;
Default.Height = 600;
Perspective = new Viewport(Default.Width / 2, Default.Height /2, Default.Width /2, Default.Height /2);
Top = new Viewport(Default.Width / 2, 0, Default.Width / 2, Default.Height / 2);
Front = new Viewport(0, 0, Default.Width / 2, Default.Height / 2);
Side = new Viewport(0, Default.Height / 2, Default.Width / 2, Default.Height / 2);
camera = new Camera();
cameraTop = new Camera();
cameraSide = new Camera();
cameraFront = new Camera();
camera.ProjectionMatrix = Matrix.CreatePerspectiveFieldOfView(MathHelper.PiOver4, Perspective.AspectRatio, 1.0f, 1000f);
cameraTop.ProjectionMatrix = Matrix.CreatePerspectiveFieldOfView(MathHelper.PiOver4, Side.AspectRatio, 1.0f, 1000f);
cameraSide.ProjectionMatrix = Matrix.CreatePerspectiveFieldOfView(MathHelper.PiOver4, Top.AspectRatio, 1.0f, 1000f);
cameraFront.ProjectionMatrix = Matrix.CreatePerspectiveFieldOfView(MathHelper.PiOver4, Front.AspectRatio, 1.0f, 1000f);
camera.Position = new Vector3(6, 6, 6);
cameraTop.Position = new Vector3(0, 10, 0);
cameraSide.Position = new Vector3(10, 0, 0);
cameraFront.Position = new Vector3(0, 0, 10);
cameraTop.LookAt = Vector3.Zero;
cameraSide.LookAt = Vector3.Zero;
cameraFront.LookAt = Vector3.Zero;
camera.LookAt = Vector3.Zero;
cameraTop.UpVector = new Vector3(1, 0, 0);
camera.UpVector = new Vector3(0, 1, 0);
cameraFront.UpVector = new Vector3(0, 1, 0);
cameraSide.UpVector = new Vector3(0, 1, 0);
}
private Ray GetMouseRay(Camera Perspective_Camera, Camera Top_Camera, Camera Side_Camera, Camera Front_Camera, params Viewport[] Viewport)
{
Vector2 MouseCoords = new Vector2(Mouse.GetState().X, Mouse.GetState().Y);
Camera CurrentCamera = new Camera();
for (int i = 0; i < 4; i++)
{
if (Viewport[i].Bounds.Intersects(new Rectangle((int)MouseCoords.X, (int)MouseCoords.Y,1,1)))
{
if (i == 0) {CurrentCamera = Perspective_Camera;}
if (i == 1) {CurrentCamera = Top_Camera;}
if (i == 2) {CurrentCamera = Side_Camera;}
if (i == 3) {CurrentCamera = Front_Camera;}
Vector3 vec0 = Viewport[i].Unproject(
new Vector3(MouseCoords, 0),
CurrentCamera.ProjectionMatrix, CurrentCamera.ViewMatrix, Matrix.Identity);
Vector3 vec1 = Viewport[i].Unproject(
new Vector3(MouseCoords, 1),
CurrentCamera.ProjectionMatrix, CurrentCamera.ViewMatrix, Matrix.Identity);
Vector3 mouseDirection = vec1 - vec0;
mouseDirection.Normalize();
return new Ray(vec0, mouseDirection);
}
}
return new Ray();
}
