Differential D4570 Diff 19997 source/renderer/ShadowMap.cpp

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source/renderer/ShadowMap.cpp

Show First 20 Lines • Show All 144 Lines • ▼ Show 20 Lines	void CalculateBoundsForCascade(
const CVector3D cameraIn = camera.m_Orientation.GetIn();		const CVector3D cameraIn = camera.m_Orientation.GetIn();
const CVector3D cameraTranslation = camera.m_Orientation.GetTranslation();		const CVector3D cameraTranslation = camera.m_Orientation.GetTranslation();
const CVector3D centerNear = cameraTranslation + cameraIn * nearPlane;		const CVector3D centerNear = cameraTranslation + cameraIn * nearPlane;
const CVector3D centerDist = cameraTranslation + cameraIn * farPlane;		const CVector3D centerDist = cameraTranslation + cameraIn * farPlane;

// We can solve 3D problem in 2D space, because the frustum is		// We can solve 3D problem in 2D space, because the frustum is
// symmetric by 2 planes. Than means we can use only one corner		// symmetric by 2 planes. Than means we can use only one corner
// to find a circumscribed sphere.		// to find a circumscribed sphere.
CCamera::Quad corners;		CCamera::Quad corners = camera.GetViewQuad(nearPlane);

camera.GetViewQuad(nearPlane, corners);
for (CVector3D& corner : corners)		for (CVector3D& corner : corners)
corner = camera.GetOrientation().Transform(corner);		corner = camera.GetOrientation().Transform(corner);
const CVector3D cornerNear = corners[0];		const CVector3D cornerNear = corners[0];
for (const CVector3D& corner : corners)		for (const CVector3D& corner : corners)
*frustumBBAA += lightTransform.Transform(corner);		*frustumBBAA += lightTransform.Transform(corner);

camera.GetViewQuad(farPlane, corners);		corners = camera.GetViewQuad(farPlane);
for (CVector3D& corner : corners)		for (CVector3D& corner : corners)
corner = camera.GetOrientation().Transform(corner);		corner = camera.GetOrientation().Transform(corner);
const CVector3D cornerDist = corners[0];		const CVector3D cornerDist = corners[0];
for (const CVector3D& corner : corners)		for (const CVector3D& corner : corners)
*frustumBBAA += lightTransform.Transform(corner);		*frustumBBAA += lightTransform.Transform(corner);

// We solve 2D case for the right trapezoid.		// We solve 2D case for the right trapezoid.
const float firstBase = (cornerNear - centerNear).Length();		const float firstBase = (cornerNear - centerNear).Length();
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