C++ (Cpp) float3x4::MulDir示例

示例#1

文件： Frustum.cpp 项目： chengzg/MathGeoLib

void Frustum::Transform(const float3x4 &transform)
{
	assume(transform.HasUniformScale());
	pos = transform.MulPos(pos);
	front = transform.MulDir(front);
	float scaleFactor = front.Normalize();
	up = transform.MulDir(up).Normalized();
	nearPlaneDistance *= scaleFactor;
	farPlaneDistance *= scaleFactor;
	if (type == OrthographicFrustum)
	{
		orthographicWidth *= scaleFactor;
		orthographicHeight *= scaleFactor;
	}
}

示例#2

文件： Circle.cpp 项目： 360degrees-fi/tundra

void Circle::Transform(const float3x4 &transform)
{
	assume(transform.HasUniformScale());
	assume(transform.IsColOrthogonal());
	pos = transform.MulPos(pos);
	normal = transform.MulDir(normal).Normalized();
	r *= transform.Col(0).Length(); // Scale the radius of the circle.
}

示例#3

文件： Ray.cpp 项目： Ilikia/naali

Ray operator *(const float3x4 &transform, const Ray &ray)
{
    return Ray(transform.MulPos(ray.pos), transform.MulDir(ray.dir));
}

示例#4

文件： Ray.cpp 项目： ggf31416/CompGraf1

void Ray::Transform(const float3x4 &transform)
{
	pos = transform.MulPos(pos);
	dir = transform.MulDir(dir);
}

示例#5

文件： Ray.cpp 项目： ggf31416/CompGraf1

Ray operator *(const float3x4 &transform, const Ray &ray)
{
	assume(transform.IsInvertible());
	return Ray(transform.MulPos(ray.pos), transform.MulDir(ray.dir).Normalized());
}

示例#6

文件： Line.cpp 项目： jnmacd/MathGeoLib

Line operator *(const float3x4 &transform, const Line &l)
{
    return Line(transform.MulPos(l.pos), transform.MulDir(l.dir));
}

示例#7

文件： Ray.cpp 项目： 360degrees-fi/tundra

Ray operator *(const float3x4 &transform, const Ray &ray)
{
	assume(transform.IsInvertible(1e-6f)); // Tundra: use smaller epsilon in order to prevent assumption spam when raycasting to non-uniformly scaled objects.
	return Ray(transform.MulPos(ray.pos), transform.MulDir(ray.dir).Normalized());
}