/// <summary>
/// World Space to View Space
/// </summary>
public void Execute()
{
var cameraPosition = RenderingPipelineRegister.Instance.Camera.Position;
var cameraRotation = RenderingPipelineRegister.Instance.Camera.Rotation;
var translationMatrix = MatrixTool.CreateTranslationMatrix(-cameraPosition.X, -cameraPosition.Y, -cameraPosition.Z);
var rotationMatrix = MatrixTool.CreateRotationMatrix(-cameraRotation.X, -cameraRotation.Y, -cameraRotation.Z);
var projectionMatrix = RenderingPipelineRegister.Instance.Camera.GetProjectionMatrix();
foreach (var vertex in RenderingPipelineRegister.Instance.VertexList)
{
var position = MatrixTool.VectorToMatrix(vertex.WorldPosition);
if (MatrixTool.TryMul(translationMatrix, position, out position))
{
if (MatrixTool.TryMul(rotationMatrix, position, out position))
{
if (MatrixTool.TryMul(projectionMatrix, position, out position))
{
position.TryGetValue(0, 0, out vertex.WorldPosition.X);
position.TryGetValue(0, 1, out vertex.WorldPosition.Y);
position.TryGetValue(0, 2, out vertex.WorldPosition.Z);
}
}
}
}
}
public void Execute()
{
var screenMappingMatrix = MatrixTool.CreateScreenMappingMatrix(RenderingPipelineRegister.Instance.Width, RenderingPipelineRegister.Instance.Height);
foreach (var vertex in RenderingPipelineRegister.Instance.VertexList)
{
var position = MatrixTool.VectorToMatrix(vertex.WorldPosition);
if (MatrixTool.TryMul(screenMappingMatrix, position, out position))
{
position.TryGetValue(0, 0, out vertex.WorldPosition.X);
position.TryGetValue(0, 1, out vertex.WorldPosition.Y);
position.TryGetValue(0, 2, out vertex.WorldPosition.Z);
}
}
}
public Matrix GetProjectionMatrix()
{
switch (Type)
{
case CameraType.Orthogonal:
float r = OrthogonalSetting.Size * Screen.Width * 0.5f;
float l = -OrthogonalSetting.Size * Screen.Width * 0.5f;
float t = OrthogonalSetting.Size * Screen.Height * 0.5f;
float b = -OrthogonalSetting.Size * Screen.Height * 0.5f;
float n = OrthogonalSetting.Near;
float f = OrthogonalSetting.Far;
return(MatrixTool.CreateOrthogonalProjectionMatrix(r, l, t, b, n, f));
case CameraType.Perspective:
return(new Matrix());
}
return(new Matrix());
}
