protected override void OnLoad(EventArgs e)
{
base.OnLoad(e);
// cache location etc for when we come out of fullscreen
windowedLocation = Location;
windowedSize = Size;
// pick up view and projection for projector
view = new SharpDX.Matrix();
for (int i = 0; i < 4; i++)
{
for (int j = 0; j < 4; j++)
{
view[i, j] = (float)projector.pose[i, j];
}
}
view.Invert();
view.Transpose();
var cameraMatrix = projector.cameraMatrix;
float fx = (float)cameraMatrix[0, 0];
float fy = (float)cameraMatrix[1, 1];
float cx = (float)cameraMatrix[0, 2];
float cy = (float)cameraMatrix[1, 2];
float near = 0.1f;
float far = 100.0f;
float w = projector.width;
float h = projector.height;
projection = GraphicsTransforms.ProjectionMatrixFromCameraMatrix(fx, fy, cx, cy, w, h, near, far);
projection.Transpose();
}
/// <summary>
/// Transforms the absolute position to a position relative to transport object the player is on
/// </summary>
/// <param name="loc">The location</param>
/// <returns>The location relative to the transport the player is on</returns>
public static Location GetRelativeToPlayerTransport(this Location loc)
{
var player = ObjectManager.Instance.Player;
var transport = player?.CurrentTransport;
if (transport == null)
{
return(null);
}
Matrix inverse;
var transportMatrix = transport.TransportMatrix;
Matrix.Invert(ref transportMatrix, out inverse);
var x = inverse.M31 * loc.Z +
inverse.M11 * loc.X +
inverse.M21 * loc.Y +
inverse.M41;
var y = inverse.M32 * loc.Z +
inverse.M12 * loc.X +
inverse.M22 * loc.Y +
inverse.M42;
var z = inverse.M33 * loc.Z +
inverse.M13 * loc.X +
inverse.M23 * loc.Y +
inverse.M43;
return(new Location(x, y, z));
}
// could be method on Projector:
void SetViewProjectionFromProjector(ProjectorCameraEnsemble.Projector projector)
{
// pick up view and projection for a given projector
view = new SharpDX.Matrix();
for (int i = 0; i < 4; i++)
{
for (int j = 0; j < 4; j++)
{
view[i, j] = (float)projector.pose[i, j];
}
}
view.Invert();
view.Transpose();
var cameraMatrix = projector.cameraMatrix;
float fx = (float)cameraMatrix[0, 0];
float fy = (float)cameraMatrix[1, 1];
float cx = (float)cameraMatrix[0, 2];
float cy = (float)cameraMatrix[1, 2];
float near = 0.1f;
float far = 100.0f;
float w = projector.width;
float h = projector.height;
projection = ProjectionMatrixFromCameraMatrix(fx, fy, cx, cy, w, h, near, far);
projection.Transpose();
}
void SetSceneConstants()
{
FreeLook freelook = Demo.FreeLook;
Vector3 up = MathHelper.Convert(freelook.Up);
Vector3 eye = MathHelper.Convert(freelook.Eye);
Vector4 eyePosition = new Vector4(eye, 1);
sceneConstants.View = Matrix.LookAtLH(eye, MathHelper.Convert(freelook.Target), up);
Matrix.PerspectiveFovLH(FieldOfView, AspectRatio, _nearPlane, FarPlane, out sceneConstants.Projection);
Matrix.Invert(ref sceneConstants.View, out sceneConstants.ViewInverse);
Texture2DDescription depthBuffer = lightDepthTexture.Description;
Vector3 lightPosition = sunLightDirection * -60;
Matrix lightView = Matrix.LookAtLH(lightPosition, Vector3.Zero, up);
//Matrix lightProjection = Matrix.OrthoLH(depthBuffer.Width / 8.0f, depthBuffer.Height / 8.0f, _nearPlane, FarPlane);
Matrix lightProjection = Matrix.PerspectiveFovLH(FieldOfView, (float)depthBuffer.Width / (float)depthBuffer.Height, _nearPlane, FarPlane);
sceneConstants.LightViewProjection = lightView * lightProjection;
DataStream data;
_immediateContext.MapSubresource(sceneConstantsBuffer, MapMode.WriteDiscard, SharpDX.Direct3D11.MapFlags.None, out data);
Marshal.StructureToPtr(sceneConstants, data.DataPointer, false);
_immediateContext.UnmapSubresource(sceneConstantsBuffer, 0);
data.Dispose();
sunLightDirectionVar.Set(new Vector4(sunLightDirection, 1));
Matrix overlayMatrix = Matrix.Scaling(info.Width / _width, info.Height / _height, 1.0f);
overlayMatrix *= Matrix.Translation(-(_width - info.Width) / _width, (_height - info.Height) / _height, 0.0f);
overlayViewProjectionVar.SetMatrix(overlayMatrix);
lightProjectionVar.SetMatrixTranspose(ref sceneConstants.Projection);
lightViewVar.SetMatrixTranspose(ref sceneConstants.View);
lightViewInverseVar.SetMatrix(ref sceneConstants.ViewInverse);
lightViewportWidthVar.Set(_width);
lightViewportHeightVar.Set(_height);
lightEyePositionVar.Set(ref eyePosition);
float tanHalfFovY = (float)Math.Tan(FieldOfView * 0.5f);
float tanHalfFovX = tanHalfFovY * AspectRatio;
float projectionA = FarPlane / (FarPlane - _nearPlane);
float projectionB = -projectionA * _nearPlane;
Vector4 viewParameters = new Vector4(tanHalfFovX, tanHalfFovY, projectionA, projectionB);
lightViewParametersVar.Set(ref viewParameters);
viewportWidthVar.Set(_width);
viewportHeightVar.Set(_height);
viewParametersVar.Set(ref viewParameters);
}
void SetSceneConstants()
{
FreeLook freelook = Demo.Freelook;
Vector3 up = MathHelper.Convert(freelook.Up);
sceneConstants.View = Matrix.LookAtLH(MathHelper.Convert(freelook.Eye), MathHelper.Convert(freelook.Target), up);
sceneConstants.Projection = Matrix.PerspectiveFovLH(FieldOfView, AspectRatio, _nearPlane, FarPlane);
sceneConstants.ViewInverse = Matrix.Invert(sceneConstants.View);
Vector3 light = new Vector3(20, 30, 10);
Texture2DDescription depthBuffer = lightDepthTexture.Description;
Matrix lightView = Matrix.LookAtLH(light, Vector3.Zero, up);
Matrix lightProjection = Matrix.OrthoLH(depthBuffer.Width / 8.0f, depthBuffer.Height / 8.0f, _nearPlane, FarPlane);
sceneConstants.LightViewProjection = lightView * lightProjection;
DataStream data;
_immediateContext.MapSubresource(sceneConstantsBuffer, MapMode.WriteDiscard, SharpDX.Direct3D11.MapFlags.None, out data);
Marshal.StructureToPtr(sceneConstants, data.DataPointer, false);
_immediateContext.UnmapSubresource(sceneConstantsBuffer, 0);
data.Dispose();
inverseProjectionVar.SetMatrix(Matrix.Invert(sceneConstants.Projection));
inverseViewVar.SetMatrix(sceneConstants.ViewInverse);
lightInverseViewProjectionVar.SetMatrix(Matrix.Invert(sceneConstants.LightViewProjection));
lightPositionVar.Set(new Vector4(light, 1));
eyePositionVar.Set(new Vector4(MathHelper.Convert(freelook.Eye), 1));
eyeZAxisVar.Set(new Vector4(Vector3.Normalize(MathHelper.Convert(freelook.Target - freelook.Eye)), 1));
float tanHalfFOVY = (float)Math.Tan(FieldOfView * 0.5f);
tanHalfFOVXVar.Set(tanHalfFOVY * AspectRatio);
tanHalfFOVYVar.Set(tanHalfFOVY);
float projectionA = FarPlane / (FarPlane - _nearPlane);
float projectionB = -projectionA * _nearPlane;
projectionAVar.Set(projectionA);
projectionBVar.Set(projectionB);
Matrix overlayMatrix = Matrix.Scaling(info.Width / _width, info.Height / _height, 1.0f);
overlayMatrix *= Matrix.Translation(-(_width - info.Width) / _width, (_height - info.Height) / _height, 0.0f);
overlayViewProjectionVar.SetMatrix(overlayMatrix);
}
void SetViewProjectionFromCamera(ProjectorCameraEnsemble.Camera camera)
{
view = new SharpDX.Matrix();
for (int i = 0; i < 4; i++)
{
for (int j = 0; j < 4; j++)
{
view[i, j] = (float)camera.pose[i, j];
}
}
view.Invert();
view.Transpose();
float aspect = (float)videoPanel1.Width / (float)videoPanel1.Height;
projection = PerspectiveFov(35.0f / 180.0f * (float)Math.PI, aspect, 0.1f, 100.0f);
projection.Transpose();
}
void SetSceneConstants()
{
FreeLook freelook = Demo.Freelook;
Vector3 up = MathHelper.Convert(freelook.Up);
sceneConstants.View = Matrix.LookAtLH(MathHelper.Convert(freelook.Eye), MathHelper.Convert(freelook.Target), up);
sceneConstants.Projection = Matrix.PerspectiveFovLH(FieldOfView, AspectRatio, _nearPlane, FarPlane);
sceneConstants.ViewInverse = Matrix.Invert(sceneConstants.View);
Vector3 light = new Vector3(20, 30, 10);
Texture2DDescription depthBuffer = lightDepthTexture.Description;
Matrix lightView = Matrix.LookAtLH(light, Vector3.Zero, up);
Matrix lightProjection = Matrix.OrthoLH(depthBuffer.Width / 8.0f, depthBuffer.Height / 8.0f, _nearPlane, FarPlane);
sceneConstants.LightViewProjection = lightView * lightProjection;
using (var data = sceneConstantsBuffer.Map(MapMode.WriteDiscard))
{
Marshal.StructureToPtr(sceneConstants, data.DataPointer, false);
sceneConstantsBuffer.Unmap();
}
effect2.GetVariableByName("InverseProjection").AsMatrix().SetMatrix(Matrix.Invert(sceneConstants.Projection));
effect2.GetVariableByName("InverseView").AsMatrix().SetMatrix(sceneConstants.ViewInverse);
effect2.GetVariableByName("LightInverseViewProjection").AsMatrix().SetMatrix(Matrix.Invert(sceneConstants.LightViewProjection));
effect2.GetVariableByName("LightPosition").AsVector().Set(new Vector4(light, 1));
effect2.GetVariableByName("EyePosition").AsVector().Set(new Vector4(MathHelper.Convert(freelook.Eye), 1));
effect2.GetVariableByName("EyeZAxis").AsVector().Set(new Vector4(Vector3.Normalize(MathHelper.Convert(freelook.Target - freelook.Eye)), 1));
float tanHalfFOVY = (float)Math.Tan(FieldOfView * 0.5f);
effect2.GetVariableByName("TanHalfFOVX").AsScalar().Set(tanHalfFOVY * AspectRatio);
effect2.GetVariableByName("TanHalfFOVY").AsScalar().Set(tanHalfFOVY);
float projectionA = FarPlane / (FarPlane - _nearPlane);
float projectionB = -projectionA * _nearPlane;
effect2.GetVariableByName("ProjectionA").AsScalar().Set(projectionA);
effect2.GetVariableByName("ProjectionB").AsScalar().Set(projectionB);
Matrix overlayMatrix = Matrix.Scaling(2 * info.Width / _width, 2 * info.Height / _height, 1.0f);
overlayMatrix *= Matrix.Translation(-(_width - info.Width) / _width, (_height - info.Height) / _height, 0.0f);
effect2.GetVariableByName("OverlayViewProjection").AsMatrix().SetMatrix(overlayMatrix);
}
protected override void OnLoad(EventArgs e)
{
base.OnLoad(e);
// cache location etc for when we come out of fullscreen
windowedLocation = Location;
windowedSize = Size;
// pick up view and projection for projector
view = new SharpDX.Matrix();
for (int i = 0; i < 4; i++)
for (int j = 0; j < 4; j++)
view[i, j] = (float)projector.pose[i, j];
view.Invert();
view.Transpose();
var cameraMatrix = projector.cameraMatrix;
float fx = (float)cameraMatrix[0, 0];
float fy = (float)cameraMatrix[1, 1];
float cx = (float)cameraMatrix[0, 2];
float cy = (float)cameraMatrix[1, 2];
float near = 0.1f;
float far = 100.0f;
float w = projector.width;
float h = projector.height;
projection = GraphicsTransforms.ProjectionMatrixFromCameraMatrix(fx, fy, cx, cy, w, h, near, far);
projection.Transpose();
}
