/// <summary>
/// Prepares the specified eye side for 3D rendering.
/// </summary>
/// <param name="eye">The <see cref="Stereo3DEye"/>.</param>
public void Prepare(Stereo3DEye eye)
{
_currentEye = eye;
switch (_activeMode)
{
case Stereo3DMode.Oculus:
_currentEye = eye;
const int cuttingEdge = 100;
switch (eye)
{
case Stereo3DEye.Left:
_rc.Viewport(0, cuttingEdge, _screenWidth / 2, _screenHeight - cuttingEdge);
break;
case Stereo3DEye.Right:
_rc.Viewport(_screenWidth / 2, cuttingEdge, _screenWidth / 2, _screenHeight - cuttingEdge);
break;
}
break;
}
_rc.ClearColor = _clearColor;
_rc.Clear(ClearFlags.Color | ClearFlags.Depth);
}
private void RenderDistortedEye(Stereo3DEye eye)
{
var scale = new float2(0.1469278f, 0.2350845f);
var scaleIn = new float2(2, 2.5f);
var hdmWarp = new float4(K0, K1, K2, K3);
float2 lensCenter;
float2 screenCenter;
if (eye == Stereo3DEye.Left)
{
_rc.SetShaderParamTexture(_shaderTexture, _contentLTex);
lensCenter = new float2(0.3125f, 0.5f);
screenCenter = new float2(0.25f, 0.5f);
}
else
{
_rc.SetShaderParamTexture(_shaderTexture, _contentRTex);
lensCenter = new float2(0.6875f, 0.5f);
screenCenter = new float2(0.75f, 0.5f);
}
_rc.SetShaderParam(_lensCenterParam, lensCenter);
_rc.SetShaderParam(_screenCenterParam, screenCenter);
_rc.SetShaderParam(_scaleParam, scale);
_rc.SetShaderParam(_scaleInParam, scaleIn);
_rc.SetShaderParam(_hdmWarpParam, hdmWarp);
_rc.Render(eye == Stereo3DEye.Left ? _guiLImage.GUIMesh : _guiRImage.GUIMesh);
}
private void RenderColorMaskedEye(Stereo3DEye eye, bool red, bool green, bool blue, bool alpha)
{
_rc.SetShaderParamTexture(_shaderTexture, eye == Stereo3DEye.Left ? _contentLTex : _contentRTex);
_rc.ColorMask(red, green, blue, alpha);
_rc.Render(_guiLImage.GUIMesh);
}
/// <summary>
/// Aligns the <see cref="Stereo3DEye"/> to the target point.
/// </summary>
/// <param name="eye">The <see cref="Stereo3DEye"/>.</param>
/// <param name="eyeV">The eye vector.</param>
/// <param name="target">The target.</param>
/// <param name="up">Up vector.</param>
/// <returns>A Matrix that represents the current eye's orientation towards a target point.</returns>
public float4x4 LookAt3D(Stereo3DEye eye, float3 eyeV, float3 target, float3 up)
{
var x = (eye == Stereo3DEye.Left)
? eyeV.x - Stereo3DParams.EyeDistance
: eyeV.x + Stereo3DParams.EyeDistance;
var newEye = new float3(x, eyeV.y, eyeV.z);
var newTarget = new float3(target.x, target.y, target.z);
// change lookat ?? lefthanded change
return(float4x4.LookAt(newEye, newTarget, up));
}
//LookAt3D - Frustum Shift
public override float4x4 LookAt3D(Stereo3DEye eye, float3 eyeV, float3 target, float3 up)
{
//shifttranslation
var x = (eye == Stereo3DEye.Left)
? eyeV.x - Iod / 2
: eyeV.x + Iod / 2;
var newEye = new float3(x, eyeV.y, eyeV.z);
var newTarget = new float3(x, target.y, target.z);
return(float4x4.LookAt(newEye, newTarget, up));
}
private void RenderDistortedEye(Stereo3DEye eye)
{
var scale = new float2(0.1469278f, 0.2350845f);
var scaleIn = new float2(2, 2.5f);
var hdmWarp = new float4(K0, K1, K2, K3);
float2 lensCenter;
float2 screenCenter;
if (eye == Stereo3DEye.Left)
{
_rc.SetShaderParamTexture(_shaderTexture, _contentLTex);
lensCenter = new float2(0.3125f, 0.5f);
screenCenter = new float2(0.25f, 0.5f);
}
else
{
_rc.SetShaderParamTexture(_shaderTexture, _contentRTex);
lensCenter = new float2(0.6875f, 0.5f);
screenCenter = new float2(0.75f, 0.5f);
}
_rc.SetShaderParam(_lensCenterParam, lensCenter);
_rc.SetShaderParam(_screenCenterParam, screenCenter);
_rc.SetShaderParam(_scaleParam, scale);
_rc.SetShaderParam(_scaleInParam, scaleIn);
_rc.SetShaderParam(_hdmWarpParam, hdmWarp);
_rc.Render(eye == Stereo3DEye.Left ? _guiLImage.GUIMesh : _guiRImage.GUIMesh);
}
private void RenderColorMaskedEye(Stereo3DEye eye, bool red, bool green, bool blue, bool alpha)
{
_rc.SetShaderParamTexture(_shaderTexture, eye == Stereo3DEye.Left ? _contentLTex : _contentRTex);
_rc.ColorMask(red, green, blue, alpha);
// change lookat ?? lefthanded change
_rc.Render(_guiLImage.GUIMesh);
}
/// <summary>
/// Prepares the specified eye side for 3D rendering.
/// </summary>
/// <param name="eye">The <see cref="Stereo3DEye"/>.</param>
public void Prepare(Stereo3DEye eye)
{
_currentEye = eye;
switch (_activeMode)
{
case Stereo3DMode.Oculus:
_currentEye = eye;
const int cuttingEdge = 100;
switch (eye)
{
case Stereo3DEye.Left:
_rc.Viewport(0, cuttingEdge, _screenWidth/2, _screenHeight - cuttingEdge);
break;
case Stereo3DEye.Right:
_rc.Viewport(_screenWidth/2, cuttingEdge, _screenWidth/2, _screenHeight - cuttingEdge);
break;
}
break;
}
_rc.ClearColor = _clearColor;
_rc.Clear(ClearFlags.Color | ClearFlags.Depth);
}
/// <summary>
/// Aligns the <see cref="Stereo3DEye"/> to the target point.
/// </summary>
/// <param name="eye">The <see cref="Stereo3DEye"/>.</param>
/// <param name="eyeV">The eye vector.</param>
/// <param name="target">The target.</param>
/// <param name="up">Up vector.</param>
/// <returns>A Matrix that represents the current eye's orientation towards a target point.</returns>
public float4x4 LookAt3D(Stereo3DEye eye, float3 eyeV, float3 target, float3 up)
{
var x = (eye == Stereo3DEye.Left)
? eyeV.x - Stereo3DParams.EyeDistance
: eyeV.x + Stereo3DParams.EyeDistance;
var newEye = new float3(x, eyeV.y, eyeV.z);
var newTarget = new float3(target.x, target.y, target.z);
// change lookat ?? lefthanded change
return float4x4.LookAt(newEye, newTarget, up);
}
/// <summary>
/// Extends base. Prepare(Stereo3DEye eye) by setting projrction matrix whether left or right eye is rendered
/// </summary>
/// <param name="eye"></param>
public override void Prepare(Stereo3DEye eye)
{
_rc.Projection = (eye == Stereo3DEye.Left) ? _leftFrustum : _rightFrustum;
base.Prepare(eye);
}
