transform.cpp File Reference

#include "stdafx.h"
#include "transform.h"
#include "shape.h"

Go to the source code of this file.

Functions
bool	SolveLinearSystem2x2 (const float A[2][2], const float B[2], float *x0, float *x1)
Matrix4x4	Transpose (const Matrix4x4 &m)
Matrix4x4	Inverse (const Matrix4x4 &m)
Transform	Translate (const Vector &delta)
Transform	Scale (float x, float y, float z)
Transform	RotateX (float angle)
Transform	RotateY (float angle)
Transform	RotateZ (float angle)
Transform	Rotate (float angle, const Vector &axis)
Transform	LookAt (const Point &pos, const Point &look, const Vector &up)
Transform	Orthographic (float znear, float zfar)
Transform	Perspective (float fov, float n, float f)

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Function Documentation

Matrix4x4 Inverse

(

const Matrix4x4 &

m

)

Definition at line 68 of file transform.cpp.

References Error(), and Matrix4x4::m.

Referenced by CreateBilerpFloatTexture(), CreateBilerpSpectrumTexture(), CreateCheckerboardFloatTexture(), CreateCheckerboardSpectrumTexture(), CreateDotsFloatTexture(), CreateDotsSpectrumTexture(), CreateImageFloatTexture(), CreateImageSpectrumTexture(), CreateSpotLight(), CreateUVSpectrumTexture(), AnimatedTransform::Decompose(), HomogeneousVolumeDensity::HomogeneousVolumeDensity(), TransformedPrimitive::Intersect(), LookAt(), TransformCache::Lookup(), main(), AnimatedTransform::MotionBounds(), pbrtCamera(), ProjectiveCamera::ProjectiveCamera(), SurfacePointsRenderer::Render(), CreateRadianceProbes::Render(), VolumeGridDensity::WorldBound(), HomogeneousVolumeDensity::WorldBound(), and ExponentialDensity::WorldBound().

Transform LookAt	(	const Point &	pos,
		const Point &	look,
		const Vector &	up
	)

Definition at line 228 of file transform.cpp.

References Cross(), Inverse(), Normalize(), Vector::x, Point::x, Vector::y, Point::y, Vector::z, and Point::z.

Referenced by pbrtLookAt().

Transform Orthographic	(	float	znear,
		float	zfar
	)

Definition at line 292 of file transform.cpp.

References Scale(), and Translate().

Transform Perspective	(	float	fov,
		float	n,
		float	f
	)

Definition at line 298 of file transform.cpp.

References Radians(), and Scale().

Referenced by ProjectionLight::ProjectionLight().

Transform Rotate	(	float	angle,
		const Vector &	axis
	)

Definition at line 197 of file transform.cpp.

References Normalize(), Radians(), Transpose(), Vector::x, Vector::y, and Vector::z.

Referenced by pbrtRotate().

Transform RotateX

(

float

angle

)

Definition at line 163 of file transform.cpp.

References Radians(), and Transpose().

Referenced by main().

Transform RotateY

(

float

angle

)

Definition at line 174 of file transform.cpp.

References Radians(), and Transpose().

Transform RotateZ

(

float

angle

)

Definition at line 186 of file transform.cpp.

References Radians(), and Transpose().

Transform Scale	(	float	x,
		float	y,
		float	z
	)

Definition at line 150 of file transform.cpp.

Referenced by Orthographic(), pbrtScale(), Perspective(), and ProjectiveCamera::ProjectiveCamera().

bool SolveLinearSystem2x2	(	const float	A[2][2],
		const float	B[2],
		float *	x0,
		float *	x1
	)

Definition at line 31 of file transform.cpp.

Referenced by DifferentialGeometry::ComputeDifferentials(), and Triangle::GetShadingGeometry().

Transform Translate

(

const Vector &

delta

)

Definition at line 137 of file transform.cpp.

References Vector::x, Vector::y, and Vector::z.

Referenced by CreatePointLight(), CreateSpotLight(), AnimatedTransform::Interpolate(), Orthographic(), pbrtTranslate(), ProjectiveCamera::ProjectiveCamera(), SurfacePointsRenderer::Render(), and CreateRadianceProbes::Render().

Matrix4x4 Transpose

(

const Matrix4x4 &

m

)

Definition at line 60 of file transform.cpp.

References Matrix4x4::m.

Referenced by AnimatedTransform::Decompose(), Rotate(), RotateX(), RotateY(), RotateZ(), and Quaternion::ToTransform().